CN101977388A - Method, device and system for controlling uplink interference signal - Google Patents
Method, device and system for controlling uplink interference signal Download PDFInfo
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- CN101977388A CN101977388A CN2010105281855A CN201010528185A CN101977388A CN 101977388 A CN101977388 A CN 101977388A CN 2010105281855 A CN2010105281855 A CN 2010105281855A CN 201010528185 A CN201010528185 A CN 201010528185A CN 101977388 A CN101977388 A CN 101977388A
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Abstract
The embodiment of the invention discloses a method, device and system for controlling an uplink interference signal. The method comprises the following steps: when UE in a first system communication system launches uplink service, whether the uplink service is to occupy the shared frequency spectrum resource of the first system communication system and a second system communication system is judged; if so, the first system communication system predicts the time and frequency point at which the uplink service is to generate the uplink interference signal towards the second system communication system on the shared frequency spectrum resource; and the first system communication system sends the time and frequency point at which the uplink interference signal is generated to the second system communication system so that the second system communication system controls the uplink interference signal according to the time and frequency point, wherein the first system communication system and the second system communication system have different systems. The method can control the uplink interference signal pertinently and improve the communication quality.
Description
Technical field
The present invention relates to communication technical field, particularly a kind of method, Apparatus and system of controlling the uplink interference signal.
Background technology
Along with the continuous development of the communication technology, the sustainable growth of radio communication service demand causes wireless communication system that the demand of radio spectrum resources is also constantly increased, and makes the frequency spectrum resource that is suitable for radio communication service at present become very rare.Frequency spectrum share can make a plurality ofly have the different systems communication system and can visit same frequency spectrum shared resource, improves the utilization ratio of frequency spectrum resource.
But, can introduce interference between the different system in share spectrum resources between the different communication systems.When a communication system is being shared when carrying out business transmission between the frequency spectrum, just might be in the business formation interference of sharing on the frequency spectrum other communication systems of sharing this frequency spectrum resource.Be understandable that this interference is mutual.
In the prior art, the bandwidth by reducing receiving filter is to remove the uplink interference signal of sharing frequency spectrum, and this makes that the ascending performance loss of system is very big.
Summary of the invention
The problem that the embodiment of the invention will solve is: a kind of methods, devices and systems of controlling the uplink interference signal are provided, can reduce the loss of ascending performance when control is disturbed, improve communication quality.
For solving the problems of the technologies described above, the embodiment of the invention provides a kind of method of controlling the uplink interference signal, comprise: when the user equipment (UE) in the first standard communication system is initiated uplink service, judge whether uplink service can take the share spectrum resources of the first standard communication system and the second standard communication system, wherein, the first standard communication system is different with the standard of the second standard communication system; If judged result is for being, first standard communication system prediction uplink service will be to the time and the frequency of second standard communication system generation uplink interference signal on share spectrum resources; The first standard communication system sends to the second standard communication system with the time and the frequency of uplink interference signal, so that the second standard communication system is according to the time and the frequency control uplink interference signal of uplink interference signal.
The embodiment of the invention provides a kind of device of controlling the uplink interference signal, comprise: judge module, be used for when the user equipment (UE) of the first standard communication system is initiated uplink service, judge whether described uplink service can take the share spectrum resources of the described first standard communication system and the second standard communication system, wherein, the described first standard communication system is different with the standard of the described second standard communication system; Prediction module, be used for when the judged result of described judge module when being, predict the time and the frequency of the uplink interference signal that described uplink service will produce the described second standard communication system on described share spectrum resources; Sending module, be used for the time and the frequency of the described uplink interference signal of described prediction module prediction are sent to the described second standard communication system, so that the described second standard communication system is controlled described uplink interference signal according to the time and the frequency of described uplink interference signal.
The embodiment of the invention provides a kind of method of controlling the uplink interference signal, comprise: when the first standard communication system and the second standard communication system share spectrum resources, the second standard communication system receives the time and the frequency of the uplink interference signal that the uplink service that the user equipment (UE) of the first standard communication system is initiated on share spectrum resources of the first standard communication system prediction that the first standard communication system sends will produce the second standard communication system; The second standard communication system is controlled the uplink interference signal according to the time and the frequency of uplink interference signal in received upward signal.
The embodiment of the invention provides a kind of device of controlling the uplink interference signal, comprise: receiver module, be used for when the first standard communication system and the second standard communication system share spectrum resources, receive the time and the frequency of the uplink interference signal that the uplink service that the user equipment (UE) of the first standard communication system is initiated on share spectrum resources that the first standard communication system sends first standard communication system prediction will produce the second standard communication system; The Interference Control module is used for controlling the uplink interference signal according to the time and the frequency of uplink interference signal at received upward signal.
The embodiment of the invention provides a kind of system that controls the uplink interference signal, comprises device as described above.
The embodiment of the invention compared with prior art, the main distinction and effect thereof are:
In embodiments of the present invention, under the situation of different systems communication system share spectrum resources, the uplink service that UE initiates in judging the first standard communication system can take under the situation of frequency spectrum shared resource, predict the characteristic time and the frequency of the uplink interference signal that uplink service that the first standard communication system initiates will produce the second standard communication system, and the time and the frequency characteristic of this uplink interference signal sent to the second standard communication system, make the second standard communication system can control the uplink interference signal targetedly, improve communication quality.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the method flow schematic diagram of one embodiment of the invention control uplink interference signal;
Fig. 2 is the method flow schematic diagram of another embodiment of the present invention control uplink interference signal;
Fig. 3 is the apparatus structure schematic diagram of one embodiment of the invention control uplink interference signal;
Fig. 4 is the apparatus structure schematic diagram of another embodiment of the present invention control uplink interference signal;
Fig. 5 is the method flow schematic diagram of further embodiment of this invention control uplink interference signal;
Fig. 6 is the method flow schematic diagram of yet another embodiment of the invention control uplink interference signal;
Fig. 7 is the apparatus structure schematic diagram of further embodiment of this invention control uplink interference signal;
Fig. 8 is the apparatus structure schematic diagram of yet another embodiment of the invention control uplink interference signal.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the invention, the technical scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that is obtained under the creative work prerequisite.
Shared portion or whole frequency spectrum resource can cause on the frequency spectrum shared resource and disturb between the communication system of different systems.The embodiment of the invention will be with global system for mobile communications (Global System ForMobile Communications, be called for short: GSM) and universal mobile telecommunications system (Universal MobileTelecommunications System, being called for short UMTS) these two kinds of communication system share spectrum resources are example, illustrate how to control the uplink interference signal that the communication system share spectrum resources because of different systems causes.It only is in order to explain that the embodiment of the invention describes as example, so that provide to thorough of the present invention, rather than in order to limit.The uplink interference signal that the present invention produces when being equally applicable to control two or more different communication systems share spectrum resources, and the communication system of share spectrum resources is not limited to gsm communication system and UMTS communication system in the embodiment of the invention, can also be applicable to other any communication systems.For example, 2G communication system and 3G communication system, perhaps gsm communication system and Long Term Evolution (Long Term Evolution, be called for short LTE) communication system share spectrum resources etc.
For above-mentioned purpose, the feature and advantage that make the embodiment of the invention can become apparent more, the embodiment of the invention is described in further detail below in conjunction with the drawings and specific embodiments.
Fig. 1 is the method schematic diagram of one embodiment of the invention control uplink interference signal, and as shown in Figure 1, the method for one embodiment of the invention control uplink interference signal comprises:
Be understandable that, the shared frequency spectrum resource of each communication system is known, when the shared frequency spectrum resource of the communication system of different systems has overlapped part, this part then overlapped frequency spectrum resource is the share spectrum resources of the communication system of this different systems.Usually, can be by the communication system frequency spectrum shared resource of determining different systems manually be set.
The first standard communication system that standard is different and the second standard communication system share spectrum resources, when the UE in residing in the first standard communication system initiates uplink service, belong to this share spectrum resources if the first standard communication system is distributed to have in the frequency resource of this uplink service, then the first standard communication system can judge that this uplink service can take this first standard communication system and the second standard communication system frequency spectrum shared resource.
If the judged result of step 110 is for being that then the first standard communication system can be determined the frequency that this uplink service can take respectively at each time point according to the mode of himself giving this UE uplink service distribution frequency spectrum resource.If at a time, the frequency that this uplink service need take is a share spectrum resources, and then the first standard communication system can predict that this uplink service can produce the uplink interference signal to the second standard communication system in this moment and this frequency.Thus, the first standard communication system can be determined the time and the frequency of the uplink interference signal that this uplink service will produce the second standard communication system on share spectrum resources.
In this step, the first standard communication system can be before this uplink interference signal takes place, and the time and the frequency of the uplink interference signal that obtains in the step 120 sent to the second standard communication system.The second standard communication system can be controlled this uplink interference signal according to the time and the frequency of this uplink interference signal.
Present embodiment is under the situation of different systems communication system share spectrum resources, the uplink service that UE initiates in judging the first standard communication system can take under the situation of frequency spectrum shared resource, predict the characteristic time and the frequency of the uplink interference signal that uplink service that the first standard communication system initiates will produce the second standard communication system, and the time and the frequency characteristic of this uplink interference signal sent to the second standard communication system, make the second standard communication system can control the uplink interference signal targetedly, improve communication quality.
Fig. 2 is the method schematic diagram of another embodiment of the present invention control uplink interference signal, and as shown in Figure 2, the method for another embodiment of the present invention control uplink interference signal comprises:
Concrete, suppose gsm communication system and UMTS communication system share spectrum resources, gsm communication system takies the frequency band of 890～900MHZ, and the UMTS communication system takies the frequency band of 899.6～904.6MHZ, and wherein 899.6～900MHZ frequency band is used jointly by two communication systems.That is, gsm communication system and UMTS communication system are shared the frequency spectrum resource of 899.6～900MHZ.Be understandable that; when different systems communication system share spectrum resources; a kind of situation can be the scene of Multi-Mode Base Station; such as; the situation at gsm module and UMTS module cobasis station; in such cases, the different systems communication system can refer to the communication module of different systems, and these modules can exist in the same Multi-Mode Base Station.Certainly, the communication system of different systems also can embody by the communication equipment of different systems, and such as GSM base station and UMTS base station, in such cases, the communication module that the communication system of different systems can be understood as different systems belongs to different base stations.The embodiment of the invention mainly is described as an example with the communication module cobasis station of different systems, but is not limited thereto.
Suppose that the UE in the gsm communication system initiates uplink service, for example, the UE that resides in gsm communication system to the base station transmits upstream data of gsm communication system, and in time conversation, gsm communication system is distributed in the frequency resource of UE and is comprised 899.8MHZ, belongs to gsm communication system and UMTS communication system frequency spectrum shared resource.In such cases, then gsm communication system determines that this UE will be at gsm communication system and UMTS communication system frequency spectrum shared transmitted over resources upstream data, and this uplink service will take share spectrum resources.
For example, when UE initiates uplink service in gsm communication system, the base station controller of gsm communication system can be given this uplink service Resources allocation, comprise frame number shared in this uplink service (Frame Number, FN), frequency point allocation set and frequency parameter.With regard to gsm communication system generally speaking, can be understood as and obtained frequency point allocation set, frame number and the frequency parameter of distributing for this uplink service, certainly, the action of specifically obtaining can be carried out by the base station controller in this gsm communication system, is perhaps carried out by the base station in this gsm system.
For example, when the initial frequency resource of distributing to uplink service when gsm communication system was 899.8MHZ, gsm communication system can calculate required frame number that takies of this uplink service and frequency according to frequency point allocation set, frame number and the frequency parameter of distributing to this uplink service.When this frequency that need take is in share spectrum resources, the interference that this uplink service can produce other uplink services in the UMTS communication system at this frame number and frequency place.
Concrete, because the frame number that uplink service will take can determine that in same GSM base station every 4.615ms adds up once, and when once professional beginning, gsm communication system just can obtain the frame number that adopted in this business procedure.In addition, gsm communication system according to the computational methods of frequency hopping frequency in 3GPP 45.002 agreements, can determine can use what frequency at which Frame (frame number) in this conversation by this uplink service shared frequency point allocation set and frequency parameter.By judging whether the shared frequency of this uplink service belongs to share spectrum resources, can predict which frame number can produce the frequency that disturbs the UMTS communication system.According to the corresponding relation of time in the business and frame number, gsm communication system can determine when this uplink service can produce interference with frequency to the uplink service in the UMTS communication system again.
Be understandable that, under the situation at gsm module and UMTS module cobasis station, gsm communication system (specifically can be gsm module) can send to UMTS communication system (specifically can be the UMTS module) with the time and the frequency of this uplink interference signal by data/address bus, optical fiber etc.Communication module at different systems belongs under the situation of different base stations, gsm communication system (specifically can be gsm module) can pass through other modes, such as the modes such as privately owned interface that are provided with, the time and the frequency of this uplink interference signal sent to UMTS communication system (specifically can be the UMTS module).
In the present embodiment, by obtaining frequency point allocation set, frame number and the frequency parameter of uplink service, and according to frequency point allocation set, frame number and the frequency parameter of this uplink service, the frame number and the frequency of the uplink interference signal that the calculating uplink service produces the second standard communication system on share spectrum resources, predict the time and the frequency of the interference signal that the uplink service of this first standard communication system can produce the second standard communication system accurately, make the second communication service system can reduce interference more accurately, further improve communication quality.
Fig. 3 is the apparatus structure schematic diagram of one embodiment of the invention control uplink interference signal, and as shown in Figure 3, the device of one embodiment of the invention control uplink interference signal comprises:
Judge module 301, be used for when the UE of the first standard communication system initiates uplink service, judge whether uplink service can take the share spectrum resources of the first standard communication system and the second standard communication system, wherein, the first standard communication system is different with the standard of the second standard communication system.
The first standard communication system that standard is different and the second standard communication system share spectrum resources, when the UE in residing in the first standard communication system initiates uplink service, if the first standard communication system is distributed in the frequency resource of this uplink service the frequency that belongs to share spectrum resources is arranged, then judge module can judge that this uplink service takies this first standard communication system and the second standard communication system frequency spectrum shared resource.
Be understandable that; when different systems communication system share spectrum resources; a kind of situation can be the scene of Multi-Mode Base Station; such as; the situation at gsm module and UMTS module cobasis station; in such cases, the different systems communication system can refer to the communication module of different systems, and these modules can exist in the same Multi-Mode Base Station.Certainly, the communication system of different systems also can embody by the communication equipment of different systems, and such as GSM base station and UMTS base station, in such cases, the communication module that the communication system of different systems can be understood as different systems belongs to different base stations.The embodiment of the invention mainly is described as an example with the communication module cobasis station of different systems, but is not limited thereto.
Prediction module 302, be used for when the judged result of judge module when being, the time and the frequency of the uplink interference signal that the prediction uplink service will produce the second standard communication system on share spectrum resources.
Then prediction module distributes the mode of frequency spectrum resource to determine the frequency that this uplink service can take respectively at each time point for this uplink service according to the first standard communication system.If at a time this uplink service frequency that need take is a share spectrum resources, then prediction module can predict that this uplink service can be at this moment and this frequency to second standard communication system generation uplink interference signal.
Sending module 303 is used for the time and the frequency of the uplink interference signal of prediction module prediction are sent to the second standard communication system, so that the second standard communication system is according to the time and the frequency control uplink interference signal of uplink interference signal.
The communication mode that sending module can adopt according to the different systems communication system of share spectrum resources sends the time and the frequency of the uplink interference signal of prediction module prediction.
Be understandable that under the situation at gsm module and UMTS module cobasis station, sending module can send to UMTS communication system (specifically can be the UMTS module) with the time and the frequency of this uplink interference signal by data/address bus, optical fiber etc.Communication module at different systems belongs under the situation of different base stations, sending module can pass through other modes, such as the modes such as privately owned interface that are provided with between gsm communication system (specifically can be gsm module) and the UMTS communication system (specifically can be the UMTS module), the time and the frequency of this uplink interference signal sent to UMTS communication system (specifically can be the UMTS module).
Present embodiment is under the situation of different systems communication system share spectrum resources, judge that at judge module the uplink service that UE initiates in the first standard communication system can take under the situation of frequency spectrum shared resource, prediction module is predicted the time and the frequency of the uplink interference signal that uplink service that the first standard communication system initiates will produce the second standard communication system, sending module sends to the second standard communication system with the time and the frequency of this uplink interference signal, make the second standard communication system can control the uplink interference signal targetedly, improve communication quality.
Fig. 4 is the apparatus structure schematic diagram of another embodiment of the present invention control uplink interference signal, as shown in Figure 4, the device of one embodiment of the invention control uplink interference signal comprises: judge module 401, prediction module 402, sending module 403, its concrete function can be referring to a last embodiment, and wherein, prediction module 402 may further include:
Acquiring unit 4021 is used to obtain frequency point allocation set, frame number and the frequency parameter of uplink service.
With gsm communication system and UMTS communication system share spectrum resources is example, when UE initiates uplink service in gsm communication system, the base station controller of gsm communication system can be given this uplink service Resources allocation, comprises frame number shared in this uplink service (FN), frequency point allocation set and frequency parameter.Gsm communication system can obtain frequency point allocation set, frame number and the frequency parameter that its base station controller distributes for this uplink service.
Predicting unit 4022 is used for frequency point allocation set, frame number and frequency parameter according to uplink service, the frame number and the frequency of the uplink interference signal that the prediction uplink service produces the second standard communication system on share spectrum resources.
Predicting unit can according to the computational methods of frequency hopping frequency in 3GPP 45.002 agreements, can determine can use what frequency at which Frame (frame number) in this conversation by this uplink service shared frequency point allocation set and frequency parameter.According to the corresponding relation of time in the business and frame number, gsm communication system can determine when this uplink service can produce interference with frequency to the uplink service in the UMTS communication system again.
In the present embodiment, acquiring unit is by obtaining frequency point allocation set, frame number and the frequency parameter of uplink service, predicting unit is according to frequency point allocation set, frame number and the frequency parameter of this uplink service, the time and the frequency of the uplink interference signal that the prediction uplink service produces the second standard communication system on share spectrum resources, the uplink service of predicting this first standard communication system accurately can be to the interference of second standard communication system generation, make the second communication service system can reduce interference more accurately, further improve communication quality.
Fig. 5 is the method schematic diagram of further embodiment of this invention control uplink interference signal, and as shown in Figure 5, the method for one embodiment of the invention control uplink interference signal comprises:
When the first standard communication system and the second standard communication system share spectrum resources, the second standard communication system receives the time and the frequency of the uplink interference signal that the uplink service that the UE of the first standard communication system initiates on share spectrum resources that the first standard communication system sends first standard communication system prediction will produce the second standard communication system.
Be understandable that the time and the frequency of the uplink interference signal of first standard communication system prediction in this step can be the first standard communication systems to be obtained according to frequency point allocation set, frame number and the frequency parameter of this uplink service.The time of uplink interference signal and frequency can directly send to the second standard communication system by the first standard communication system, perhaps are carried at and send to the second standard communication system in the message.
With gsm communication system and UMTS communication system share spectrum resources is example: a kind of situation can be the scene of Multi-Mode Base Station, such as, the situation at gsm module and UMTS module cobasis station; The communication system that another kind of situation can be a different systems embodies by the communication equipment of different systems, such as GSM base station and UMTS base station, in such cases, the communication system of the different systems communication module that can be understood as different systems belongs to different base stations.
Under the situation at gsm module and UMTS module cobasis station, gsm communication system (specifically can be gsm module) can send to UMTS communication system (specifically can be the UMTS module) with the time and the frequency of this uplink interference signal by data/address bus, optical fiber etc.Communication module at different systems belongs under the situation of different base stations, gsm communication system (specifically can be gsm module) can pass through other modes, such as the modes such as privately owned interface that are provided with, the time and the frequency of this uplink interference signal sent to UMTS communication system (specifically can be the UMTS module).
The second standard communication system is controlled the uplink interference signal according to the time and the frequency of the uplink interference signal of first standard communication system prediction in received upward signal.That is, the second standard communication system is controlled this uplink interference signal at the time and the frequency of uplink interference.
In the present embodiment, the second standard communication system receives time and the frequency that the first standard communication system sends the uplink interference signal, thus according to disturb will time and frequency carry out targetedly Interference Control and handle, improve communication quality.
Fig. 6 is the method schematic diagram of yet another embodiment of the invention control uplink interference signal, and as shown in Figure 6, the method for another embodiment of the present invention control uplink interference signal comprises:
Step 610, the second standard communication system receive the time and the frequency of the uplink interference signal of first standard communication system transmission;
Wherein, concrete receive mode can be referring to the step 510 of a last embodiment.
Step 620, the second standard communication system are obtained time and the frequency that the uplink interference signal takes place;
The second standard communication system is obtained time and the frequency that the uplink interference signal takes place.Be understandable that can be the first standard communication system calculate according to frequency point allocation set, frame number and the frequency parameter of this uplink service for the time of this uplink interference signal and frequency.Concrete computational methods can be referring to the content of 45.002 agreements regulation.Suppose that the first standard communication system is a gsm communication system in the present embodiment, the second standard communication system is the UMTS communication system, the GMS communication system calculates, and this uplink service will be at { (time 1, frequency 1), (the time 2, frequency 2) ... } the UMTS communication system is produced the uplink interference signal, then the UMTS communication system is obtained time and the frequency that this uplink interference signal will take place and is comprised from first message: the { (time 1, frequency 1), (time 2, frequency 2) ... }.
Step 630, the second standard communication system is carried out Filtering Processing at the time and the frequency of uplink interference signal to the uplink interference signal in the received upward signal.
Concrete, then in this step, the UMTS communication system is at { (time 1, frequency 1), (time 2, frequency 2) ... } carry out filtering, the uplink service that filters gsm communication system is in the { (time 1, frequency 1), (time 2, frequency 2) ... the uplink interference signal that produces to the UMTS communication system.
Further, the UMTS communication system (time 1, frequency 1), and (time 2, frequency 2) ... } and adopt digital notch filter to carry out filtering, filter the uplink interference signal.The bandwidth of this digital notch filter can be the spectral bandwidth of a frequency of gsm communication system agreement regulation, such as being 200KHZ, the duration of digital notch filter can be the duration of a trigger impulse of gsm communication system agreement regulation, is 0.577ms.Promptly, the UMTS communication system can be in (the time 1 that meeting is disturbed by the gsm communication system uplink service, frequency 1) adopting a bandwidth is 200KHZ, duration is that the digital notch filter of 0.577ms carries out the Interference Control processing, in (the time 2, frequency 2) adopting a bandwidth is 200KHZ, duration is that the digital notch filter of 0.577ms carries out the Interference Control processing, be that the UMTS communication system can only draw and can carry out Filtering Processing to time and the frequency that the generation of UMTS communication system is disturbed in the gsm communication system prediction, filter interference signal.
Being understandable that, in the present embodiment, is that the first standard communication system is an example with gsm communication system, so frame number and frequency in the time of uplink interference signal and the corresponding gsm communication system of frequency.In the communication system of other standards, can adopt each communication system predetermined parameter to represent to disturb the time and the frequency of generation, adopt which kind of parameter to represent by various standard communication systems regulation, be prior art, the embodiment of the invention is not further described.
In embodiments of the present invention, the second standard communication system is received the time and the frequency of the uplink interference signal that the first standard communication system sends, in this time and frequency the uplink interference signal in the received upward signal is carried out filtering, filter this uplink interference signal, can only carry out filtering at the time and the frequency that produce interference signal, not only control interference signal but also do not influenced the transmission of useful signal, improved the quality of communication.
Fig. 7 is the apparatus structure schematic diagram of further embodiment of this invention control uplink interference signal, and as shown in Figure 7, the device of further embodiment of this invention control uplink interference signal comprises:
Receiver module 701, be used for when the first standard communication system and the second standard communication system share spectrum resources, receive the time and the frequency of the uplink interference signal that business that the first standard communication system on share spectrum resources of the first standard communication system prediction that the first standard communication system sends initiates will produce the second standard communication system;
Be understandable that, time that the uplink interference signal that carries the prediction of the first standard communication system that receiver module received will take place and first message of frequency can be that the first standard communication system is determined according to frequency point allocation set, frame number and the frequency parameter calculating of this uplink service.This first message can receive according to the different communication mode that exists between the first standard communication system and the second standard communication system.
Interference Control module 702 is used for controlling the uplink interference signal according to the time and the frequency of uplink interference signal at received upward signal.
The Interference Control module is according to the uplink interference signal time and the frequency of the prediction of the first standard communication system, at control uplink interference signal in received upward signal.
In the present embodiment, receiver module receives the time and the frequency of the uplink interference signal of first standard communication system transmission, the Interference Control module according to time of uplink interference signal and frequency in the upward signal that received of the second standard communication system at the uplink interference Signal Processing, improve communication quality.
Fig. 8 is the apparatus structure schematic diagram of yet another embodiment of the invention control uplink interference signal, as shown in Figure 8, the device of yet another embodiment of the invention control uplink interference signal comprises: receiver module 801, Interference Control module 802, its concrete function can be referring to a last embodiment, wherein, Interference Control module 802 may further include:
Acquiring unit 8021 is used for obtaining time and the frequency that the first message uplink interference signal will take place.
For example, acquiring unit obtains time and the frequency that this uplink interference signal will take place and comprises from first message: (time 1, frequency 1), and (time 2, frequency 2) ....
Concrete, the Interference Control unit is in { (time 1, frequency 1), (time 2, frequency 2) ... } carry out filtering, the uplink service that filters gsm communication system is at { (time 1, frequency 1), (time 2, frequency 2) ... } the uplink interference signal that produces to the UMTS communication system.
Further, the Interference Control unit can be digital notch filter.This digital notch filter is in the { (time 1, frequency 1), (the time 2, frequency 2), ... filtration uplink interference signal, and the bandwidth of digital notch filter can be the spectral bandwidth of a frequency of the first standard communication system, and the duration of digital notch filter can be the duration of a trigger impulse of the first standard communication system.
In embodiments of the present invention, acquiring unit obtains the time and the frequency of the uplink interference signal of first standard communication system transmission, and the Interference Control unit carries out filtering in this time and frequency, filters this uplink interference signal.Can only carry out filtering, when having eliminated interference, not influence the transmission of useful signal, improve the quality of communication in the place that takes place to disturb.
One embodiment of the invention relates to a kind of control uplink interference signal system, comprises the device of controlling the uplink interference signal as described above.
What deserves to be explained is that the order of embodiment is just used for the convenience of describing, and not as the right foundation of odds between the embodiment.
The those skilled in the art can be well understood to, and is the convenience described and succinct, and the concrete course of work of the system of foregoing description, equipment, module and unit can not repeat them here with reference to the corresponding process among the preceding method embodiment.
By the description of above embodiment, the those skilled in the art can be well understood to the present invention and can realize by the mode that software adds essential general hardware platform, can certainly pass through hardware, but the former is better execution mode under a lot of situation.Based on such understanding, the part that technical scheme of the present invention contributes to prior art in essence in other words can embody with the form of software product, this computer software product is stored in the storage medium, comprise that some instructions are with so that a computer equipment (can be a personal computer, server, the perhaps network equipment etc.) carry out all or part of step of the described method of each embodiment of the present invention.And aforesaid storage medium comprises: various media that can be program code stored such as USB flash disk, portable hard drive, read-only memory (ROM), random-access memory (ram), magnetic disc or CD.
In several embodiment that the application provided, should be understood that disclosed system, equipment and method not surpassing in the application's the scope, can realize in other way.For example, device embodiment described above only is schematic, for example, the division of described module or unit, only be that a kind of logic function is divided, during actual the realization other dividing mode can be arranged, for example a plurality of unit or assembly can in conjunction with or can be integrated into another system, or some features can ignore, or do not carry out.Wherein said unit as the separating component explanation can or can not be physically to separate also, the parts that show as the unit can be or can not be physical locations also, promptly can be positioned at a place, perhaps also can be distributed on a plurality of network element.Can select wherein some or all of module to realize the purpose of present embodiment scheme according to the actual needs.Those of ordinary skills promptly can understand and implement under the situation of not paying creative work.
In addition, the schematic diagram of institute's descriptive system, equipment and method and different embodiment, in the scope that does not exceed the application, can with other system, module, technology or method in conjunction with or integrated.Another point, the shown or coupling each other discussed or directly to be coupled or to communicate to connect can be by some interfaces, the indirect coupling of device or unit or communicate to connect can be electronics, machinery or other form.
The above; only be the specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, anyly is familiar with those skilled in the art in the technical scope that the present invention discloses; can expect easily changing or replacing, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion by described protection range with claim.
Claims (11)
1. a method of controlling the uplink interference signal is characterized in that, comprising:
When the user equipment (UE) in the described first standard communication system is initiated uplink service, judge whether described uplink service can take the share spectrum resources of the described first standard communication system and the second standard communication system, wherein, the described first standard communication system is different with the standard of the described second standard communication system;
If described judged result is for being, the described first standard communication system predicts that described uplink service will be to the time and the frequency of described second standard communication system generation uplink interference signal on described share spectrum resources;
The described first standard communication system sends to the described second standard communication system with the time and the frequency of described uplink interference signal, so that the described second standard communication system is controlled described uplink interference signal according to the time and the frequency of described uplink interference signal.
2. method according to claim 1 is characterized in that, the described first standard communication system predicts that described uplink service will produce the time and the frequency of uplink interference signal to the described second standard communication system on described share spectrum resources, comprising:
The described first standard communication system is obtained frequency point allocation set, frame number and the frequency parameter of described uplink service;
The described first standard communication system is predicted the frame number and the frequency of the uplink interference signal that described uplink service will produce the described second standard communication system according to frequency point allocation set, frame number and the frequency parameter of described uplink service on described share spectrum resources.
3. a device of controlling the uplink interference signal is characterized in that, comprising:
Judge module, be used for when the user equipment (UE) of the first standard communication system is initiated uplink service, judge whether described uplink service can take the share spectrum resources of the described first standard communication system and the second standard communication system, wherein, the described first standard communication system is different with the standard of the described second standard communication system;
Prediction module, be used for when the judged result of described judge module when being, predict the time and the frequency of the uplink interference signal that described uplink service will produce the described second standard communication system on described share spectrum resources;
Sending module, be used for the time and the frequency of the described uplink interference signal of described prediction module prediction are sent to the described second standard communication system, so that the described second standard communication system is controlled described uplink interference signal according to the time and the frequency of described uplink interference signal.
4. device according to claim 3 is characterized in that, described prediction module comprises:
Acquiring unit is used to obtain frequency point allocation set, frame number and the frequency parameter of described uplink service;
Predicting unit is used for frequency point allocation set, frame number and frequency parameter according to described uplink service, predicts the frame number and the frequency of the uplink interference signal that described uplink service produces the described second standard communication system on described share spectrum resources.
5. a method of controlling the uplink interference signal is characterized in that, comprising:
When the first standard communication system and the second standard communication system share spectrum resources, the described second standard communication system receives the time and the frequency of the uplink interference signal that uplink service that the user equipment (UE) in the above first standard communication system of described share spectrum resources of the described first standard communication system prediction that the described first standard communication system sends initiates will produce the described second standard communication system;
The described second standard communication system is controlled described uplink interference signal according to the time and the frequency of described uplink interference signal in received upward signal.
6. method according to claim 5 is characterized in that, the described second standard communication system is controlled described uplink interference signal according to the time and the frequency of described uplink interference signal, comprising:
The described second standard communication system is obtained the time and the frequency of described uplink interference signal;
The described second standard communication system is carried out Filtering Processing in described time and frequency to the described uplink interference signal in the received upward signal.
7. method according to claim 6 is characterized in that, the described second standard communication system is carried out Filtering Processing in described time and frequency to the described uplink interference signal in the received upward signal, comprising:
The described second standard communication system adopts digital notch filter to filter described uplink interference signal in described time and frequency, the bandwidth of described digital notch filter is the spectral bandwidth of a frequency of the described first standard communication system, and the duration of described digital notch filter is the duration of a trigger impulse of the described first standard communication system.
8. a device of controlling the uplink interference signal is characterized in that, comprising:
Receiver module, be used for when the first standard communication system and the second standard communication system share spectrum resources, receive the time and the frequency of the uplink interference signal that uplink service that the user equipment (UE) in the above first standard communication system of described share spectrum resources that the described first standard communication system sends the prediction of the described first standard communication system initiates will produce the described second standard communication system;
The Interference Control module is used for controlling described uplink interference signal according to the time and the frequency of described uplink interference signal at received upward signal.
9. device according to claim 8 is characterized in that, described Interference Control module comprises:
Acquiring unit is used to obtain the time and the frequency of described uplink interference signal;
The Interference Control unit is used at described time and frequency the described uplink interference signal of received upward signal being carried out Filtering Processing.
10. device according to claim 9, it is characterized in that, described Interference Control unit comprises digital notch filter, described digital notch filter filters described uplink interference signal in described time and frequency, the bandwidth of described digital notch filter is the spectral bandwidth of a frequency of the described first standard communication system, and the duration of described digital notch filter is the duration of a trigger impulse of the described first standard communication system.
11. a system that controls the uplink interference signal is characterized in that, comprises the device of claim 3 or 4, and each described device of claim 8-10.
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