CN103152811A - Method and device for adjusting power value - Google Patents
Method and device for adjusting power value Download PDFInfo
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- CN103152811A CN103152811A CN2013100682311A CN201310068231A CN103152811A CN 103152811 A CN103152811 A CN 103152811A CN 2013100682311 A CN2013100682311 A CN 2013100682311A CN 201310068231 A CN201310068231 A CN 201310068231A CN 103152811 A CN103152811 A CN 103152811A
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Abstract
The embodiment of the invention relates to the technical field of wireless communication, in particular to a method and a device for adjusting a power value, and is applied to reduction of the deviation of power values of transmitted signals corresponding to each antenna. The method for adjusting the power value provided by the embodiment of the invention comprises the following steps of: determining a reference signal corresponding to an N-th to-be-transmitted signal according to the N-th to-be-transmitted signal of an antenna with the adjusted power value; determining the power value of a low-frequency signal corresponding to the reference signal; determining a reference power value according to the power values of a plurality of low-frequency signals corresponding to a plurality of antennae; determining a power adjustment value of an (N+i)-th to-be-transmitted signal corresponding to an antenna according to the reference power value; and adjusting the power value of the (N+i)-th to-be-transmitted signal corresponding to the antenna according to the determined power adjustment value of the (N+i)-th to-be-transmitted signal corresponding to the antenna. By the method and the device provided by the embodiment of the invention, the deviation of the power values of the transmitted signals corresponding to each antenna can be reduced.
Description
Technical field
The present invention relates to wireless communication technology field, particularly a kind of method and apparatus of Modulating Power value.
Background technology
MIMO(Multiple-Input Multiple-Output, multiple-input and multiple-output) system refers to that transmitting terminal and receiving terminal have all adopted the communication system of a plurality of antennas or aerial array.Mimo system is with respect to SISO(Single-Input Single-Output, single-input single-output) system has lot of advantages, such as, improve the availability of frequency spectrum, improve capacity and the reliability of channel, the data service of higher rate etc. is transmitted in realization under limited frequency band, thereby mimo system has obtained development fast.
In mimo system, deviation between the performance number of the signal of going out from each antenna transmission has a significant impact transmission capacity and the receiving sensitivity of mimo system, deviation between the performance number of the signal of going out from each antenna transmission is 0 o'clock, the transmission capacity of mimo system and receiving sensitivity are maximum, along with the deviation between the performance number that transmits corresponding to each antenna increases gradually, transmission capacity and the receiving sensitivity of mimo system descend gradually.At present for path corresponding to each antenna (such as, transmitting terminal is base station system, the path that antenna is corresponding is that the base station is to the transmission path between antenna) the larger situation of performance gap, can there be relatively large deviation between the performance number that transmits corresponding to each antenna, and also there is no a kind of method that reduces the deviation between the performance number that transmits corresponding to each antenna at present.
In sum, also there is no a kind of method that reduces the deviation between the performance number that transmits corresponding to each antenna at present.
Summary of the invention
The embodiment of the present invention provides a kind of method and apparatus of Modulating Power value, in order to reduce the deviation between the performance number that transmits corresponding to each antenna.
The method of a kind of Modulating Power value that the embodiment of the present invention provides comprises:
For an antenna in many antennas, N signal to be transmitted of this antenna after adjusting according to performance number determined N the reference signal that signal to be transmitted is corresponding; And the performance number of low frequency signal corresponding to definite reference signal;
The performance number of a plurality of low frequency signals corresponding according to determinate multitudes root antenna is determined the reference power value;
For an antenna in many antennas, according to the reference power value, determine the power adjustment of N+i the signal to be transmitted that this antenna is corresponding; And the power adjustment of N+i the signal to be transmitted corresponding according to this antenna of determining, the performance number of N+i signal to be transmitted corresponding to this antenna is adjusted;
Wherein, N and i are positive integer.
The device of a kind of Modulating Power value that the embodiment of the present invention provides, comprise a processor, a plurality of splitter, a plurality of wave detector and a plurality of controller, the corresponding antenna of one of them splitter, a corresponding antenna of wave detector, the corresponding antenna of controller;
Splitter is used for for an antenna corresponding with splitter, and N signal to be transmitted of this antenna after adjusting according to performance number determined N the reference signal that signal to be transmitted is corresponding; And the reference signal of determining is sent to wave detector corresponding to this antenna;
Wave detector is used for determining the performance number of the low frequency signal that reference signal is corresponding according to the reference signal of receiving; And the performance number of definite low frequency signal is sent to processor;
Processor is used for determining the reference power value according to the performance number from a plurality of low frequency signals of a plurality of wave detectors of receiving; And the reference power value of determining is sent to a plurality of controllers;
Controller is used for determining the power adjustment of N+i signal to be transmitted of the antenna that controller is corresponding according to the reference power value of coming self processor of receiving; And according to the power adjustment of N+i signal to be transmitted of this antenna of determining, the performance number of N+i signal to be transmitted of this antenna is adjusted;
Wherein, N and i are positive integer.
The method of the Modulating Power value that the embodiment of the present invention provides comprises: for an antenna in many antennas, N signal to be transmitted of this antenna after adjusting according to performance number determined N the reference signal that signal to be transmitted is corresponding; And the performance number of low frequency signal corresponding to definite reference signal; The performance number of a plurality of low frequency signals corresponding according to determinate multitudes root antenna is determined the reference power value; For an antenna in many antennas, according to the reference power value, determine the power adjustment of N+i the signal to be transmitted that this antenna is corresponding; And the power adjustment of N+i the signal to be transmitted corresponding according to this antenna of determining, the performance number of N+i signal to be transmitted corresponding to this antenna is adjusted; Wherein, N and i are positive integer, performance number due to a plurality of low frequency signals corresponding to N signal to be transmitted of many antennas after adjusting according to performance number, determine the reference power value, and according to the reference power value, performance number to N+i signal to be transmitted of every antenna is adjusted, thereby reduced the deviation between the performance number of N+i signal to be transmitted corresponding to each antenna, and then realized reducing deviation between the performance number that transmits corresponding to each antenna, improved transmission capacity and the receiving sensitivity of mimo system.
Description of drawings
Fig. 1 is the schematic flow sheet of the method for embodiment of the present invention Modulating Power value;
Fig. 2 is the method detailed schematic flow sheet of embodiment of the present invention Modulating Power value;
Fig. 3 is the method detailed schematic flow sheet of embodiment of the present invention Modulating Power value;
Fig. 4 is the method detailed schematic flow sheet of embodiment of the present invention Modulating Power value;
Fig. 5 is the apparatus structure schematic diagram of embodiment of the present invention Modulating Power value;
Fig. 6 is the apparatus structure schematic diagram that the embodiment of the present invention comprises the Modulating Power value of transducer;
Fig. 7 is that the application of installation of embodiment of the present invention Modulating Power value is in the structural representation of mimo system.
Embodiment
In the embodiment of the present invention, the method for Modulating Power value comprises: for an antenna in many antennas, N signal to be transmitted of this antenna after adjusting according to performance number determined N the reference signal that signal to be transmitted is corresponding; And the performance number of low frequency signal corresponding to definite reference signal; The performance number of a plurality of low frequency signals corresponding according to determinate multitudes root antenna is determined the reference power value; For an antenna in many antennas, according to the reference power value, determine the power adjustment of N+i the signal to be transmitted that this antenna is corresponding; And the power adjustment of N+i the signal to be transmitted corresponding according to this antenna of determining, the performance number of N+i signal to be transmitted corresponding to this antenna is adjusted; Wherein, N and i are positive integer, performance number due to a plurality of low frequency signals corresponding to N signal to be transmitted of many antennas after adjusting according to performance number, determine the reference power value, and according to the reference power value, performance number to N+i signal to be transmitted of every antenna is adjusted, thereby reduced the deviation between the performance number of N+i signal to be transmitted corresponding to each antenna, and then realized reducing deviation between the performance number that transmits corresponding to each antenna, improved transmission capacity and the receiving sensitivity of mimo system.
Below in conjunction with Figure of description, the embodiment of the present invention is described in further detail.
As shown in Figure 1, the method for embodiment of the present invention Modulating Power value comprises the following steps:
The performance number of step 102, a plurality of low frequency signals corresponding according to determinate multitudes root antenna is determined the reference power value;
Wherein, N and i are positive integer.
Wherein, a N signal to be transmitted corresponding to antenna refers to N the signal that need to go out from this antenna transmission.
Preferably, in step 101, N signal to be transmitted of this antenna after adjusting according to performance number determined this N reference signal that signal to be transmitted is corresponding, comprising:
This N signal to be transmitted after the performance number adjustment is divided into two tributary signals, and with a tributary signal in these two tributary signals as this N reference signal that signal to be transmitted is corresponding.
Preferably, after the performance number of N signal to be transmitted corresponding to antenna is adjusted, also comprise:
N signal to be transmitted after adjusting according to performance number determines that N corresponding to this antenna transmits.
Preferably, another tributary signal in these two tributary signals is individual the transmitting of N corresponding to this antenna.
Wherein, in step 101, the performance number of the low frequency signal that reference signal is corresponding is magnitude of voltage or current value.
Preferably, in step 101, when the performance number of low frequency signal corresponding to reference signal is magnitude of voltage, determine the performance number of the low frequency signal that reference signal is corresponding, comprising:
Process by this reference signal being carried out detection, determine the performance number of the low frequency signal that this reference signal is corresponding.
Preferably, in step 101, when the performance number of low frequency signal corresponding to reference signal is current value, determine the performance number of the low frequency signal that reference signal is corresponding, comprising:
According to reference signal, determine the switching signal that reference signal is corresponding; And the performance number of the low frequency signal that switching signal is corresponding is as the performance number of low frequency signal corresponding to reference signal.
Wherein, switching signal corresponding to reference signal is current signal, the method of performance number of determining the low frequency signal that the method for performance number of the low frequency signal that switching signal is corresponding is corresponding with definite reference signal is similar, process by this reference signal being carried out detection, determine the performance number of the low frequency signal that switching signal is corresponding.
Preferably, in step 102, the performance number of a plurality of low frequency signals corresponding according to determinate multitudes root antenna is determined the reference power value, comprising:
Maximum in the performance number of a plurality of low frequency signals is defined as the reference power value; Or
The mean value of the maximum in the performance number of a plurality of low frequency signals and minimum value is defined as the reference power value; Or
The mean value of the performance number of a plurality of low frequency signals is defined as the reference power value.
In enforcement, determine that according to the maximum in the performance number of a plurality of low frequency signals the method for reference power value implements than being easier to, determine that according to the mean value of the performance number of a plurality of low frequency signals the reference power value that the method for reference power value determines is more moderate.
need to prove, in step 102, the performance number of a plurality of low frequency signals corresponding according to many antennas, the method of determining the reference power value has a variety of, such as, minimum value in the performance number of a plurality of low frequency signals is defined as the reference power value, median in the performance number of a plurality of low frequency signals is defined as the reference power value, the mean value of several values of the maximum in the performance number of a plurality of low frequency signals is defined as the reference power value, the mean value of several values of the minimum in the performance number of a plurality of low frequency signals is defined as the reference power value, the mean value of the performance number of the low frequency signal that odd number root antenna is corresponding is defined as the reference power value, the mean value of the performance number of the low frequency signal that even number root antenna is corresponding is defined as reference power value etc.
Preferably, in step 103, according to the reference power value, determine the power adjustment of N+i the signal to be transmitted that this antenna is corresponding, comprising:
According to the performance number of reference power value and N signal to be transmitted corresponding to this antenna, determine the power adjustment of N+i the signal to be transmitted that this antenna is corresponding.
Such as, suppose to exist 2 antennas, i.e. antenna 1 and antenna 2, the performance number of N signal to be transmitted of antenna 1 correspondence is 30, the performance number of N signal to be transmitted of antenna 2 correspondences is 20, determines that the reference power value is 25;
Because the performance number of N signal to be transmitted of antenna 1 correspondence is 30, the reference power value is 25, the performance number of N signal to be transmitted of reference power value ratio antenna 1 correspondence is little by 5, the power adjustment of determining N+i signal to be transmitted of antenna 1 correspondence is-5, namely needs the performance number of N+i signal to be transmitted of antenna 1 correspondence is reduced 5;
Because the performance number of N signal to be transmitted of antenna 2 correspondences is 20, the reference power value is 25, the performance number large 5 of N signal to be transmitted of reference power value ratio antenna 2 correspondences, the power adjustment of determining N+i signal to be transmitted of antenna 2 correspondences is+5, namely needs the performance number increase by 5 with N+i signal to be transmitted of antenna 2 correspondences.
Preferably, in step 103, according to the reference power value, determine the power adjustment of N+i the signal to be transmitted that this antenna is corresponding, comprising:
According to the performance number of reference power value and N signal to be transmitted corresponding to this antenna, determine the pre-power adjustment of N+i the signal to be transmitted that this antenna is corresponding;
The power adjustment of power adjustment pre-according to this and N-j signal to be transmitted corresponding to this antenna is determined the power adjustment of N+i the signal to be transmitted that this antenna is corresponding;
Wherein, j is the natural number less than N.
such as, suppose to exist 2 antennas, be antenna 1 and antenna 2, the performance number of N signal to be transmitted of antenna 1 correspondence is 30, the performance number of N signal to be transmitted of antenna 2 correspondences is 20, determine that the reference power value is 25, the power adjustment of N signal to be transmitted of antenna 1 correspondence is-3, the power adjustment of N-2 signal to be transmitted of antenna 1 correspondence is-3, the N-(N-1 of antenna 1 correspondence) power adjustment of individual signal to be transmitted is 0, the power adjustment of N-2 signal to be transmitted of antenna 2 correspondences is+3, the power adjustment of N-3 signal to be transmitted of antenna 2 correspondences is+3, the N-(N-1 of antenna 2 correspondences) power adjustment of individual signal to be transmitted is 0,
For antenna 1, according to the performance number of N signal to be transmitted of reference power value and antenna 1 correspondence, determine that the pre-power adjustment of N+i signal to be transmitted of antenna 1 correspondence is-5; The power adjustment of N-j signal to be transmitted of power adjustment pre-according to this and antenna 1 correspondence determines that the power adjustment of N+i signal to be transmitted of antenna 1 correspondence is-3;
For antenna 2, according to the performance number of N signal to be transmitted of reference power value and antenna 2 correspondences, determine that the pre-power adjustment of N+i signal to be transmitted of antenna 2 correspondences is+5; The power adjustment of N-j signal to be transmitted of power adjustment pre-according to this and antenna 2 correspondences determines that the power adjustment of N+i signal to be transmitted of antenna 2 correspondences is+3.
Preferably, the power adjustment of N-j the signal to be transmitted corresponding according to pre-power adjustment and this antenna, determine the performance number of a plurality of low frequency signals that execution mode and the embodiment of the present invention of power adjustment of N+i the signal to be transmitted that this antenna is corresponding is corresponding according to many antennas, the execution mode of determining the reference power value is similar, does not repeat them here.
Preferably, in step 103, i can get at least one value.For the numerous embodiments of i, the below will be introduced respectively.
The value of mode one, i can be 1, namely according to the reference power value, determines the power adjustment of N+1 signal to be transmitted corresponding to antenna (signal to be transmitted after N signal to be transmitted corresponding to antenna);
The value of mode two, i can be 1 and 2, namely according to the reference power value, determines the power adjustment of N+1, a N+2 signal to be transmitted corresponding to antenna (part signal to be transmitted after N signal to be transmitted corresponding to antenna);
The value of mode three, i can be 1,2,3 ... P(P is the number of the signal to be transmitted that antenna is corresponding after N signal to be transmitted), namely according to the reference power value, determine the power adjustment of N+i signal to be transmitted corresponding to antenna (after N signal to be transmitted corresponding to antenna all signals to be transmitted).
In concrete enforcement, for a plurality of signals to be transmitted that antenna is corresponding, the execution mode of the value of the i that these a plurality of signals to be transmitted are corresponding can be identical, also can be different (namely, can adopt same way, also can adopt the random combine of mode one, mode two and mode three).
In concrete enforcement, in the execution mode of the value of j and the embodiment of the present invention, the execution mode of the value of i is similar, does not repeat them here.
Preferably, when N=1, determine the power adjustment of N the signal to be transmitted that antenna is corresponding, comprising:
With the power adjustment of default adjusted value as N signal to be transmitted corresponding to this antenna.
In concrete enforcement, default adjusted value can be as required or experience set, such as, be set as 0.
In order in detail, intactly to describe the scheme of Modulating Power value of the present invention, the below will be introduced as an example of the mimo system that has two antennas example, and will be similar for the execution mode of the mimo system of two antennas of execution mode and embodiment of the present invention existence of the mimo system that has other several antennas.
Embodiment one:
As shown in Figure 2, the method detailed of embodiment of the present invention Modulating Power value comprises:
In concrete enforcement, the power adjustment of first signal to be transmitted of antenna 1 and antenna 2 correspondences is default adjusted value.
The power adjustment of first signal to be transmitted that this antenna that step 202, basis are determined is corresponding is adjusted the performance number of first signal to be transmitted corresponding to this antenna;
Wherein, after determining that corresponding first of this antenna transmits, transmit this first and go out from this antenna transmission.
Wherein, the performance number of low frequency signal corresponding to this reference signal is current value.
The mean value of the performance number of step 206, two low frequency signals that two antennas is corresponding is defined as the reference power value;
Wherein, for an antenna, can be according to the performance number of reference power value and first signal to be transmitted corresponding to this antenna, determine the power adjustment of all signals to be transmitted after first signal to be transmitted corresponding to this antenna.
The power adjustment of second signal to be transmitted that this antenna that step 208, basis are determined is corresponding is adjusted the performance number of second signal to be transmitted corresponding to this antenna;
Wherein, similar for the execution mode of the performance number of the execution mode of the performance number of the 3rd signal to be transmitted adjusting this antenna and second signal to be transmitted that the embodiment of the present invention is adjusted this antenna, do not repeat them here.
Embodiment two:
As shown in Figure 3, the method detailed of embodiment of the present invention Modulating Power value comprises:
The power adjustment of first signal to be transmitted that this antenna that step 302, basis are determined is corresponding is adjusted the performance number of first signal to be transmitted corresponding to this antenna;
Wherein, the performance number of low frequency signal corresponding to this reference signal is magnitude of voltage.
Maximum in the performance number of step 305, two low frequency signals that two antennas is corresponding is defined as the reference power value;
The power adjustment of first signal to be transmitted that step 307, power adjustment pre-according to this and this antenna are corresponding is determined the power adjustment of second signal to be transmitted that this antenna is corresponding;
The power adjustment of second signal to be transmitted that this antenna that step 308, basis are determined is corresponding is adjusted the performance number of second signal to be transmitted corresponding to this antenna;
Wherein, similar for the execution mode of the performance number of the execution mode of the performance number of the 3rd signal to be transmitted adjusting this antenna and second signal to be transmitted that the embodiment of the present invention is adjusted this antenna, do not repeat them here.
Embodiment three:
As shown in Figure 4, the method detailed of embodiment of the present invention Modulating Power value comprises:
The power adjustment of first signal to be transmitted that this antenna that step 402, basis are determined is corresponding is adjusted the performance number of first signal to be transmitted corresponding to this antenna;
Wherein, the performance number of low frequency signal corresponding to this reference signal is magnitude of voltage.
Maximum in the performance number of step 405, two low frequency signals that two antennas is corresponding is defined as the reference power value;
The power adjustment of second signal to be transmitted that this antenna that step 407, basis are determined is corresponding is adjusted the performance number of second signal to be transmitted corresponding to this antenna;
Maximum in the performance number of step 410, two low frequency signals that two antennas is corresponding is defined as the reference power value;
The power adjustment of second signal to be transmitted all signals to be transmitted afterwards that this antenna that step 412, basis are determined is corresponding is adjusted the performance number of all signals to be transmitted after second signal to be transmitted corresponding to this antenna;
Wherein, also signal to be transmitted corresponding to this antenna after the performance number adjustment can be divided into two tributary signals, and with a tributary signal in these two tributary signals as corresponding the transmitting of this antenna.
Based on same inventive concept, the device of Modulating Power value also is provided in the embodiment of the present invention, because the principle of this device solves problem is similar to the method for the embodiment of the present invention, so the enforcement of this device can referring to the enforcement of method, repeat part and repeat no more.
Fig. 5 is the structural representation of the device of embodiment of the present invention Modulating Power value, as shown in the figure, the device of the Modulating Power value of the embodiment of the present invention comprises a processor 501, a plurality of splitter 502, a plurality of wave detector 503 and a plurality of controller 504, the corresponding antenna of one of them splitter 502, a corresponding antenna of wave detector 503, the corresponding antenna of controller 504;
Wherein, N and i are positive integer.
Preferably, splitter 502, N signal to be transmitted of this antenna after also being used for adjusting according to performance number determines that N of this antenna transmits.
Preferably, splitter 502 comprises coupler, power splitter or electric bridge.
Wherein, the performance number of low frequency signal corresponding to reference signal is magnitude of voltage or current value.
Preferably, when the performance number of low frequency signal corresponding to reference signal was current value, as shown in Figure 6, the device of embodiment of the present invention Modulating Power value also comprised a plurality of transducers 505, the corresponding antenna of one of them transducer 505;
Transducer 505 is used for the reference signal that the splitter corresponding according to an antenna of receiving 502 determined, determines the switching signal that reference signal is corresponding; And the switching signal of determining is sent to wave detector corresponding to this antenna 503;
In concrete enforcement, any can realization determined switching signal corresponding to reference signal, and the performance number of low frequency signal corresponding to switching signal is that the transducer 505 of current value all is applicable to the present invention, such as, resistor.
Preferably, wave detector 503 comprises the high speed detection tube.
Preferably, processor 501, concrete being used for is defined as the reference power value with the maximum of the performance number of a plurality of low frequency signals; Or the mean value of the maximum in the performance number of a plurality of low frequency signals and minimum value is defined as the reference power value; Or the mean value of the performance number of a plurality of low frequency signals is defined as the reference power value.
Preferably, controller 504, the concrete performance number that is used for according to N signal to be transmitted of an antenna of the reference power value of coming self processor 501 of receiving and controller 504 correspondences is determined the power adjustment of N+i the signal to be transmitted that this antenna is corresponding.
Preferably, controller 504, the concrete performance number that is used for according to N signal to be transmitted of an antenna of the reference power value of receiving and controller 504 correspondences is determined the pre-power adjustment of N+i the signal to be transmitted that this antenna is corresponding; And the power adjustment of power adjustment pre-according to this and N-j signal to be transmitted corresponding to this antenna, determine the power adjustment of N+i the signal to be transmitted that this antenna is corresponding; Wherein, j is the natural number less than N.
Preferably, the power adjustment of N-j the signal to be transmitted corresponding according to pre-power adjustment and this antenna, determine the performance number of a plurality of low frequency signals that execution mode and the embodiment of the present invention of power adjustment of N+i the signal to be transmitted that this antenna is corresponding is corresponding according to many antennas, the execution mode of determining the reference power value is similar, does not repeat them here.
Preferably, i can get at least one value.For the numerous embodiments of i, the below will be introduced respectively.
The value of mode one, i can be 1, namely according to the reference power value, determines the power adjustment of N+1 signal to be transmitted corresponding to antenna (signal to be transmitted after N signal to be transmitted corresponding to antenna);
The value of mode two, i can be 1 and 2, namely according to the reference power value, determines the power adjustment of N+1, a N+2 signal to be transmitted corresponding to antenna (part signal to be transmitted after N signal to be transmitted corresponding to antenna);
The value of mode three, i can be 1,2,3 ... P(P is the number of the signal to be transmitted that antenna is corresponding after N signal to be transmitted), namely according to the reference power value, determine the power adjustment of N+i signal to be transmitted corresponding to antenna (after N signal to be transmitted corresponding to antenna all signals to be transmitted).
In concrete enforcement, for a plurality of signals to be transmitted that antenna is corresponding, the execution mode of the value of the i that these a plurality of signals to be transmitted are corresponding can be identical, also can be different (namely, can adopt same way, also can adopt the random combine of mode one, mode two and mode three).
In concrete enforcement, in the execution mode of the value of j and the embodiment of the present invention, the execution mode of the value of i is similar, does not repeat them here.
Preferably, controller 504, concrete being used for will be preset adjusted value as the power adjustment of first signal to be transmitted of an antenna corresponding to controller.
In concrete enforcement, default adjusted value can be as required or experience set, such as, be set as 0.
Preferably, the device of embodiment of the present invention Modulating Power value can be placed in mimo system, such as, as shown in Figure 7, due to the existence of chamber subsystem or antenna-feedback system, the performance gap of the path that in mimo system, each antenna is corresponding can be very large, thereby can have relatively large deviation between the performance number that transmits corresponding to each antenna, the device of Modulating Power value can realize reducing the deviation between the performance number that transmits corresponding to each antenna, improves transmission capacity and the receiving sensitivity of mimo system.
Although described the preferred embodiments of the present invention, in a single day those skilled in the art get the basic creative concept of cicada, can make other change and modification to these embodiment.So claims are intended to all changes and the modification that are interpreted as comprising preferred embodiment and fall into the scope of the invention.
Obviously, those skilled in the art can carry out various changes and modification and not break away from the spirit and scope of the present invention the present invention.Like this, if within of the present invention these are revised and modification belongs to the scope of claim of the present invention and equivalent technologies thereof, the present invention also is intended to comprise these changes and modification interior.
Claims (10)
1. the method for a Modulating Power value, is characterized in that, the method comprises:
For an antenna in many antennas, N signal to be transmitted of the described antenna after adjusting according to performance number determined described N the reference signal that signal to be transmitted is corresponding; And the performance number of determining the low frequency signal that described reference signal is corresponding;
The performance number of a plurality of low frequency signals corresponding according to determinate multitudes root antenna is determined the reference power value;
For an antenna in many antennas, according to described reference power value, determine the power adjustment of N+i the signal to be transmitted that described antenna is corresponding; And the power adjustment of N+i the signal to be transmitted corresponding according to the described antenna of determining, the performance number of N+i signal to be transmitted corresponding to described antenna is adjusted;
Wherein, N and i are positive integer.
2. the method for claim 1, is characterized in that, determines the performance number of the low frequency signal that described reference signal is corresponding, comprising:
According to described reference signal, determine the switching signal that described reference signal is corresponding; And the performance number of the low frequency signal that described switching signal is corresponding is as the performance number of low frequency signal corresponding to reference signal.
3. method as claimed in claim 1 or 2, is characterized in that, N=1 determines to comprise the power adjustment of N the signal to be transmitted that described antenna is corresponding:
With the power adjustment of default adjusted value as N signal to be transmitted corresponding to described antenna.
4. method as claimed in claim 1 or 2, is characterized in that, after the performance number of N signal to be transmitted corresponding to described antenna is adjusted, also comprises:
Described N signal to be transmitted after adjusting according to performance number determines that N corresponding to described antenna transmits.
5. method as claimed in claim 1 or 2, is characterized in that, the performance number of a plurality of low frequency signals corresponding according to determinate multitudes root antenna is determined the reference power value, comprising:
Maximum in the performance number of a plurality of low frequency signals is defined as the reference power value; Or
The mean value of the maximum in the performance number of a plurality of low frequency signals and minimum value is defined as the reference power value; Or
The mean value of the performance number of a plurality of low frequency signals is defined as the reference power value.
6. the device of a Modulating Power value, it is characterized in that, comprise a processor, a plurality of splitter, a plurality of wave detector and a plurality of controller, the corresponding antenna of one of them splitter, a corresponding antenna of wave detector, the corresponding antenna of controller;
Splitter is used for for an antenna corresponding with described splitter, and N signal to be transmitted of the described antenna after adjusting according to performance number determined described N the reference signal that signal to be transmitted is corresponding; And the described reference signal that will determine sends to wave detector corresponding to described antenna;
Wave detector is used for determining the performance number of the low frequency signal that described reference signal is corresponding according to the reference signal of receiving; And the performance number of the described low frequency signal that will determine sends to processor;
Processor is used for determining the reference power value according to the performance number from a plurality of low frequency signals of a plurality of wave detectors of receiving; And the reference power value of determining is sent to a plurality of controllers;
Controller is used for determining the power adjustment of N+i signal to be transmitted of the antenna that described controller is corresponding according to the reference power value of coming self processor of receiving; And according to the power adjustment of N+i signal to be transmitted of the described antenna of determining, the performance number of N+i signal to be transmitted of described antenna is adjusted;
Wherein, N and i are positive integer.
7. device as claimed in claim 6, is characterized in that, also comprises a plurality of transducers, the corresponding antenna of one of them transducer;
Described splitter, the described reference signal that also is used for determining sends to transducer corresponding to described antenna;
Described transducer is used for the reference signal that the splitter corresponding according to an antenna of receiving determined, determines the switching signal that described reference signal is corresponding; And the described switching signal that will determine sends to wave detector corresponding to described antenna;
Described wave detector also is used for the performance number of the low frequency signal that the switching signal of receiving is corresponding as the performance number of low frequency signal corresponding to reference signal.
8. device as described in claim 6 or 7, is characterized in that, described controller, and concrete being used for will be preset adjusted value as the power adjustment of first signal to be transmitted of an antenna corresponding to described controller.
9. device as described in claim 6 or 7, is characterized in that, described splitter, and N signal to be transmitted of the described antenna after also being used for adjusting according to performance number determines that N of described antenna transmits.
10. device as described in claim 6 or 7, is characterized in that, described processor, and concrete being used for is defined as the reference power value with the maximum of the performance number of a plurality of low frequency signals; Or the mean value of the maximum in the performance number of a plurality of low frequency signals and minimum value is defined as the reference power value; Or the mean value of the performance number of a plurality of low frequency signals is defined as the reference power value.
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| CN113810085A (en) * | 2020-06-15 | 2021-12-17 | 中兴通讯股份有限公司 | Data transmission method, device, communication node and storage medium |
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| US20060093026A1 (en) * | 2004-09-24 | 2006-05-04 | Juan Montojo | Method and system for power control in a communication system |
| CN101174858A (en) * | 2006-11-02 | 2008-05-07 | 鼎桥通信技术有限公司 | Power control method and power controller |
| CN101341664A (en) * | 2004-09-24 | 2009-01-07 | 高通股份有限公司 | Method and system for power control in a communication system |
| CN101621316A (en) * | 2008-06-30 | 2010-01-06 | 大唐移动通信设备有限公司 | System and method for realizing transmission power control |
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| CN101341664A (en) * | 2004-09-24 | 2009-01-07 | 高通股份有限公司 | Method and system for power control in a communication system |
| CN101174858A (en) * | 2006-11-02 | 2008-05-07 | 鼎桥通信技术有限公司 | Power control method and power controller |
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| WO2021254013A1 (en) * | 2020-06-15 | 2021-12-23 | 中兴通讯股份有限公司 | Data transmission method and apparatus, and communication node and storage medium |
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