CN104104427A - Realization method and a device for an action-based satellite mobile communication gateway station - Google Patents
Realization method and a device for an action-based satellite mobile communication gateway station Download PDFInfo
- Publication number
- CN104104427A CN104104427A CN201310117094.6A CN201310117094A CN104104427A CN 104104427 A CN104104427 A CN 104104427A CN 201310117094 A CN201310117094 A CN 201310117094A CN 104104427 A CN104104427 A CN 104104427A
- Authority
- CN
- China
- Prior art keywords
- satellite
- gateway station
- module
- mobile communication
- station
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Abstract
The invention provides a realization method and a device for an action-based satellite mobile communication gateway station. The realization method comprises: air interface link of the gateway station for communicating with the satellite uses a user link of a satellite mobile communication system, and the gateway station accesses a ground core network through a broadband wireless access mode; the gateway station initiates a registration process to the satellite and the ground core network after starting up and the satellite identifies the gateway station as a gateway station backhaul device after the registration of the satellite is succeeded; for the downlink of the satellite, the satellite transmits the data pack which is needed to be transponded to the gateway station through the user link; the base station transponds the data pack to the ground core network through the wireless broadband base station; for the satellite uplink, the ground core networks transmits the data pack which is needed to be transponded to the gateway through the wireless broadband base station; and the gateway station transponds the data pack to the satellite through the user link. The invention also provides an action-based satellite mobile communication gateway station device.
Description
Technical field
The present invention relates to satellite mobile communication field, relate in particular to a kind of implementation method and device of motor driven satellite mobile communication gateway station.
Background technology
Satellite mobile communication is the mode communicating by satellite link, and user can move freely in the coverage of satellite beams, and maintenance is communicated by letter with Ground Communication System and dedicated system user or other satellites mobile subscriber's.Compared with other communication modes, the advantage such as satellite mobile communication has that overlay area is large, communication distance is far away, communication maneuverability, circuit are reliable and stable.Satellite mobile communication system had both been applicable to commercial communication, was also applicable to private network communication.
Conventional satellite mobile communication system network structure as shown in Figure 1, is divided into user segment, ground segment and space segment.Ground segment comprises gateway station (also referred to as fixed earth station FES), the network control center (NCC) and satellite control center (SCC) etc.Gateway station, for satellite mobile communication provides relay forwarding function and ground network access function, provides the fixed access point of system satellite network (space segment) existing core network (as public switched telephone network PSTN and public ground mobile network PLMN) to ground by local exchange.When ICBM SHF satellite terminal makes a call business, satellite is by signaling and data retransmission to gateway station, and gateway station is forwarded to ground core network again.
In currently available technology, gateway station is generally fixed earth station, adopts special feeding link and observing and controlling link as satellite backhaul link.For example, in the technical scheme that the Chinese patent application that is 201110449834.7 at application number is recorded, satellite mobile communication device is resolved terminal signaling, judge whether terminal traffic needs terrestrial repetition, if needed, terminal signaling and data are transmitted to ground station's (being gateway station) by feeding link and are forwarded to again ground core network, otherwise automatically trigger communication process, carry out directly exchange on star.This fixing gateway station need to carry out Site Selection according to satellite coverage area, track characteristic, to coordinate satellite system to provide the access of core net as satellite mobile communication.Owing to being subject to the impact of satellite TT&C system, satellite user link, satellite orbit, overlay area and core net junction traffic throughput, gateway station system complex, the construction period is long.In addition, between gateway station and ground core network, be generally wired connection, mobility is poor.
Summary of the invention
In order to address the above problem, the present invention proposes a kind of implementation method of motor driven satellite mobile communication gateway station, its basic thought is: having adopted in the satellite mobile communication system of the Chinese patent application method that application number is 201110449834.7, regard gateway station as a special ICBM SHF satellite terminal, do not use observing and controlling link or special feeding link, but use the user link of satellite mobile communication system itself as the link of eating dishes without rice or wine of gateway station and satellite communication, and between gateway station and ground core network, also use wireless link, the method is:
The link of eating dishes without rice or wine of gateway station and satellite communication uses the user link of satellite mobile communication system, and gateway station accesses ground core network by broadband wireless access mode;
After gateway station starts, initiate register flow path to satellite and ground core network, after satellite succeeds in registration, satellite is identified as gateway station upstream device;
For satellite downlink, satellite by needs forward packet send to gateway station by described user link, gateway station again by wireless broadband base station by package forward to ground core network;
For satellite uplink, ground core network by needs forward packet send to gateway station by wireless broadband base station, gateway station again by described user link by package forward to satellite.
In said method, described packet comprises outer net interconnecting data, relay forwarding data, signaling data.
Preferably, described gateway station can install on mobile traffic.
Preferably, gateway station is to comprising with the concrete grammar of satellite initiation register flow path: in advance gateway station device identification is configured to satellite; Search of satellite after gateway station starts, search satellite-signal and synchronous after, send registration message to satellite, in described registration message, carry the device identification of self; Satellite parses device identification after receiving registration message, compares with the device identification of this locality storage, if unanimously, succeeds in registration.
Preferably, gateway station earthward core net initiate the concrete grammar of register flow path and comprise: gateway station is in advance in land mobile communication network opening mobile communication business; Search land mobile communication network after gateway station starts, core net is initiated registration earthward.Gateway station, just can be by having set up wireless broadband link between wireless broadband base station and core net earthward after registers kernel network success.
The present invention also proposes a kind of device of motor driven satellite mobile communication gateway station, and this device comprises Anneta module, satellite communication transceiver module, terrestrial repetition access module, Comprehensive Control module:
Satellite communication transceiver module is responsible for utilizing user link and satellite to communicate by Anneta module, and packet is only forwarded and do not do dissection process; Satellite communication transceiver module, from satellite reception packet, is directly transmitted to terrestrial repetition module; Satellite communication transceiver module, from terrestrial repetition access module receives packet, sends to satellite from up user link;
Terrestrial repetition access module adopts broadband wireless access mode to access wireless broadband base station, is responsible for data link layer service is provided between satellite communication transceiver module and wireless broadband base station, and packet is only forwarded and do not do dissection process; Terrestrial repetition access module receives packet from satellite communication transceiver module, is directly transmitted to wireless broadband base station; Terrestrial repetition access module, from wireless broadband base station receives packet, is directly transmitted to satellite communication transceiver module;
Comprehensive Control module is responsible for satellite communication transceiver module and terrestrial repetition access module to control, and described control comprises system management, network management, link management.
Preferably, described satellite communication transceiver module only includes physical layer and data link layer from protocol stack.
Preferably, described Anneta module adopts high-gain aerial, can comprise small-bore parabolic antenna or array antenna etc.
Method provided by the invention utilizes satellite user link and terrestrial wireless relaying to realize motor driven gateway station, has the following advantages:
1, realized the motor-driven deployment of gateway station, such as by gateway station device on the vehicles such as car, ship, drive when needed to the predetermined area and dispose, ICBM SHF satellite terminal is set up to the relaying return link between local radio communication net in the place that especially can be unsuitable in mountain region, sea or overseas etc. the fixing gateway station access in ground, has greatly improved the core net access of satellite mobile communication.
2, gateway station uses satellite mobile communication user link as satellite backhaul link, do not need to arrange special observing and controlling link as return link, can reduce gateway station device systems quantity, reduce gateway station complexity, reduce gateway station maintenance workload simultaneously, improved motor-driven efficiency.
3, the ground core network access way of gateway station is used WiMAX access way, has both met core net access function, can be applicable to again the motor driven application scenarios under small-scale, little throughput.
Brief description of the drawings
Fig. 1 is the structural representation of conventional satellite mobile communication system network,
Fig. 2 is the structural representation of satellite mobile communication system network of the present invention;
Fig. 3 is the structural representation of the gateway station of the embodiment of the present invention one;
Fig. 4 is the register flow path figure of the satellite communication transceiver module of the embodiment of the present invention two.
Embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in detail.
The system configuration of the satellite communication system that the present invention adopts as shown in Figure 2, is made up of satellite, ICBM SHF satellite terminal, motor driven gateway station, wireless broadband base station and ground core network.Gateway station device is on mobile vehicle communication, and wireless broadband base station belongs to land mobile communication system, can be 2G, NodeB or other group system base station.Illustrate implementation method and the device of motor driven gateway station of the present invention below.
Embodiment mono-: the device of motor driven satellite mobile communication gateway station
The structure of the gateway station device of the present embodiment as shown in Figure 3, comprises Anneta module, satellite communication transceiver module, terrestrial repetition access module and Comprehensive Control module, and each module declaration is as follows:
Anneta module adopts high-gain aerial, can be small-bore parabolic antenna or array antenna etc.;
Satellite communication transceiver module is responsible for utilizing user link and satellite to communicate by Anneta module, packet is only forwarded and do not do dissection process, it does not need application layer protocol stack as data link forwarding module, therefore only includes physical layer and data link layer from protocol stack;
Terrestrial repetition access module adopts broadband wireless access mode to access wireless broadband base station, is responsible for data link layer service is provided between satellite communication transceiver module and wireless broadband base station, and packet is only forwarded and do not do dissection process;
Comprehensive Control module is responsible for satellite communication transceiver module and terrestrial repetition access module to control, and described control comprises system management, network management, link management etc.
For satellite downlink data flow, gateway station is handled as follows:
Satellite communication transceiver module receives the data flow of satellite by air interface, data are by radio frequency, Base-Band Processing, after demodulation recovery data packets, be transmitted to terrestrial repetition access module by internal interface, terrestrial repetition access module again by package forward to wireless broadband base station.
For satellite uplink data flow, gateway station is handled as follows:
Terrestrial repetition access module is from wireless broadband base station receives packet, directly be transmitted to satellite communication transceiver module by internal interface, after satellite communication transceiver module receives, pack, modulate, by base band, radio frequency processing, send to satellite from satellite uplink.
Embodiment bis-: the implementation method of motor driven satellite mobile communication gateway station
The gateway station of the present embodiment adopts the gateway station device of embodiment mono-, taking satellite mobile communication terminal and terrestrial cellular mobile radio communication interworking service as example, illustrates implementation step below:
(1) after gateway station is opened, satellite communication transceiver module starts, and search of satellite signals is also synchronous, sends registration message to satellite, carries device id number, the device type etc. of satellite communication transceiver module, as shown in Figure 4 in message;
(2) satellite is received registration message, parses device id number, compares with the device id number (needing configured in advance to satellite) of this locality storage, if unanimously, returns and succeeds in registration, and this satellite communication transceiver module is identified as to gateway station;
(3) terrestrial repetition access module search land mobile communication network access (this module needs in advance in land mobile communication network opening mobile communication business), core net is initiated registration earthward, after succeeding in registration, by setting up terrestrial wireless wideband link between wireless broadband base station and core net;
(4) ICBM SHF satellite terminal is dialed terrestrial cellular mobile communications network number;
(5) if the satellite communication transceiver module of satellite and gateway station is not yet set up eat dishes without rice or wine link or this link step-out, first distribute interface-free resources, initiate to eat dishes without rice or wine paging, set up the satellite-ground link with gateway station;
(6) satellite communication transceiver module passes through after radio frequency, Base-Band Processing, and recovery data packets, is transmitted to terrestrial repetition access module;
(7) terrestrial repetition access module arrives core net by terrestrial wireless wideband link forwarding data bag;
(8) core net is set up land mobile communication voice link;
(9) follow-up business data flow by " ICBM SHF satellite terminal--satellite--satellite user link--gateway station--ground broadband wireless link--core net " path set up and provide communication service.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments of doing within the spirit and principles in the present invention, be equal to and replace and improvement etc., within all should being included in protection scope of the present invention.
Claims (9)
1. an implementation method for motor driven satellite mobile communication gateway station, is characterized in that, described method comprises:
The link of eating dishes without rice or wine of gateway station and satellite communication uses the user link of satellite mobile communication system, and gateway station accesses ground core network by broadband wireless access mode;
After gateway station starts, initiate register flow path to satellite and ground core network, after satellite succeeds in registration, satellite is identified as gateway station upstream device;
For satellite downlink, satellite by needs forward packet send to gateway station by described user link, gateway station again by wireless broadband base station by package forward to ground core network;
For satellite uplink, ground core network by needs forward packet send to gateway station by wireless broadband base station, gateway station again by described user link by package forward to satellite.
2. method according to claim 1, is characterized in that, described packet comprises outer net interconnecting data, relay forwarding data, signaling data.
3. method according to claim 1, is characterized in that, described gateway station device is on mobile traffic.
4. method according to claim 1, is characterized in that, gateway station comprises to the concrete grammar of initiating register flow path with satellite:
In advance gateway station device identification is configured to satellite; Search of satellite after gateway station starts, search satellite-signal and synchronous after, send registration message to satellite, in described registration message, carry the device identification of self; Satellite parses device identification after receiving registration message, compares with the device identification of this locality storage, if unanimously, succeeds in registration.
5. method according to claim 1, is characterized in that, the gateway station concrete grammar that core net is initiated register flow path earthward comprises:
Gateway station is in advance in land mobile communication network opening mobile communication business; Search land mobile communication network after gateway station starts, core net is initiated registration earthward.
6. a device for motor driven satellite mobile communication gateway station, is characterized in that: described device comprises Anneta module, satellite communication transceiver module, terrestrial repetition access module, Comprehensive Control module,
Satellite communication transceiver module is responsible for utilizing user link and satellite to communicate by Anneta module, and packet is only forwarded and do not do dissection process; Satellite communication transceiver module, from satellite reception packet, is directly transmitted to terrestrial repetition module; Satellite communication transceiver module, from terrestrial repetition access module receives packet, sends to satellite from up user link;
Terrestrial repetition access module adopts broadband wireless access mode to access wireless broadband base station, is responsible for data link layer service is provided between satellite communication transceiver module and wireless broadband base station, and packet is only forwarded and do not do dissection process; Terrestrial repetition access module receives packet from satellite communication transceiver module, is directly transmitted to wireless broadband base station; Terrestrial repetition access module, from wireless broadband base station receives packet, is directly transmitted to satellite communication transceiver module;
Comprehensive Control module is responsible for satellite communication transceiver module and terrestrial repetition access module to control, and described control comprises system management, network management, link management.
7. device according to claim 6, is characterized in that: described Anneta module adopts high-gain aerial.
8. device according to claim 7, is characterized in that: described high-gain aerial comprises small-bore parabolic antenna or array antenna.
9. device according to claim 6, is characterized in that: described satellite communication transceiver module only includes physical layer and data link layer from protocol stack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310117094.6A CN104104427B (en) | 2013-04-07 | 2013-04-07 | A kind of implementation method and device of motor driven satellite mobile communication gateway station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310117094.6A CN104104427B (en) | 2013-04-07 | 2013-04-07 | A kind of implementation method and device of motor driven satellite mobile communication gateway station |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104104427A true CN104104427A (en) | 2014-10-15 |
| CN104104427B CN104104427B (en) | 2018-03-09 |
Family
ID=51672267
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310117094.6A Expired - Fee Related CN104104427B (en) | 2013-04-07 | 2013-04-07 | A kind of implementation method and device of motor driven satellite mobile communication gateway station |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104104427B (en) |
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106685709A (en) * | 2016-12-20 | 2017-05-17 | 航天恒星科技有限公司 | Remote maintaining system for overseas satellite ground application system |
| CN106972883A (en) * | 2017-04-05 | 2017-07-21 | 泛太通信导航有限公司 | Very small aperture terminal |
| CN107592151A (en) * | 2016-07-06 | 2018-01-16 | 北京信威通信技术股份有限公司 | A kind of core network system and the constellation satellite system based on core network system |
| CN107689826A (en) * | 2016-08-05 | 2018-02-13 | 北京信威通信技术股份有限公司 | A kind of method, apparatus and satellite system of ground core network roaming |
| CN107864009A (en) * | 2017-12-22 | 2018-03-30 | 中国人民解放军战略支援部队信息工程大学 | A kind of communication system and method towards Incorporate information network |
| CN108768498A (en) * | 2018-05-16 | 2018-11-06 | 中国电子科技集团公司电子科学研究院 | A kind of method, apparatus and micro-nano satellite of world communication |
| CN110677187A (en) * | 2019-08-30 | 2020-01-10 | 西安空间无线电技术研究所 | High-throughput communication satellite transponder of distributed gateway station and gateway station |
| CN111614395A (en) * | 2020-04-21 | 2020-09-01 | 中国人民解放军军事科学院国防科技创新研究院 | Satellite-to-ground direct connection system and satellite-to-ground direct connection terminal data processing method |
| CN111756431A (en) * | 2019-03-26 | 2020-10-09 | 北京京东尚科信息技术有限公司 | Communication system, method, electronic device and readable medium for unmanned aerial vehicle |
| CN113328789A (en) * | 2021-06-09 | 2021-08-31 | 广州爱浦路网络技术有限公司 | Satellite communication method, system, device and storage medium |
| CN113382426A (en) * | 2021-05-26 | 2021-09-10 | 重庆邮电大学 | Distributed user association method for guaranteeing user mobility and time delay requirements |
| CN114024594A (en) * | 2021-11-09 | 2022-02-08 | 北京中科晶上科技股份有限公司 | Communication method and device of satellite communication system |
| CN115209446A (en) * | 2022-06-13 | 2022-10-18 | 爱浦路网络技术(北京)有限公司 | Core network cloud service communication method, system, device and medium based on satellite |
| WO2023087940A1 (en) * | 2021-11-19 | 2023-05-25 | 大唐移动通信设备有限公司 | Feed link establishment method and apparatus, and storage medium |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1299539A (en) * | 1998-05-01 | 2001-06-13 | 艾利森公司 | Method for determining registration at a satellite communications system and ralated user terminals and systems |
| CN1633095A (en) * | 2004-12-24 | 2005-06-29 | 庞江帆 | Geosynchronous satellite mobile Internet service system |
| US20080051080A1 (en) * | 2006-08-25 | 2008-02-28 | Walker John L | Ground-based beamforming for satellite communications systems |
| US20110007686A1 (en) * | 2007-04-13 | 2011-01-13 | Space Systems/Loral, Inc. | Multi-beam satellite network to maximize bandwidth utilization |
| CN202455235U (en) * | 2011-04-07 | 2012-09-26 | 国产电机株式会社 | Motor |
-
2013
- 2013-04-07 CN CN201310117094.6A patent/CN104104427B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1299539A (en) * | 1998-05-01 | 2001-06-13 | 艾利森公司 | Method for determining registration at a satellite communications system and ralated user terminals and systems |
| CN1633095A (en) * | 2004-12-24 | 2005-06-29 | 庞江帆 | Geosynchronous satellite mobile Internet service system |
| US20080051080A1 (en) * | 2006-08-25 | 2008-02-28 | Walker John L | Ground-based beamforming for satellite communications systems |
| US20110007686A1 (en) * | 2007-04-13 | 2011-01-13 | Space Systems/Loral, Inc. | Multi-beam satellite network to maximize bandwidth utilization |
| CN202455235U (en) * | 2011-04-07 | 2012-09-26 | 国产电机株式会社 | Motor |
Non-Patent Citations (1)
| Title |
|---|
| 李彬: "低轨卫星通信系统核心网性能研究与仿真", 《中国优秀硕士学位论文全文数据工程科技I辑》 * |
Cited By (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107592151A (en) * | 2016-07-06 | 2018-01-16 | 北京信威通信技术股份有限公司 | A kind of core network system and the constellation satellite system based on core network system |
| CN107689826A (en) * | 2016-08-05 | 2018-02-13 | 北京信威通信技术股份有限公司 | A kind of method, apparatus and satellite system of ground core network roaming |
| CN106685709A (en) * | 2016-12-20 | 2017-05-17 | 航天恒星科技有限公司 | Remote maintaining system for overseas satellite ground application system |
| CN106972883A (en) * | 2017-04-05 | 2017-07-21 | 泛太通信导航有限公司 | Very small aperture terminal |
| CN106972883B (en) * | 2017-04-05 | 2020-06-16 | 泛太通信导航有限公司 | Small satellite ground station |
| CN107864009A (en) * | 2017-12-22 | 2018-03-30 | 中国人民解放军战略支援部队信息工程大学 | A kind of communication system and method towards Incorporate information network |
| CN108768498A (en) * | 2018-05-16 | 2018-11-06 | 中国电子科技集团公司电子科学研究院 | A kind of method, apparatus and micro-nano satellite of world communication |
| CN108768498B (en) * | 2018-05-16 | 2022-02-01 | 中国电子科技集团公司电子科学研究院 | Heaven-earth communication method and device and micro-nano satellite |
| CN111756431A (en) * | 2019-03-26 | 2020-10-09 | 北京京东尚科信息技术有限公司 | Communication system, method, electronic device and readable medium for unmanned aerial vehicle |
| CN111756431B (en) * | 2019-03-26 | 2023-11-03 | 北京京东乾石科技有限公司 | Communication system, method, electronic device and readable medium for unmanned aerial vehicle |
| CN110677187B (en) * | 2019-08-30 | 2021-10-01 | 西安空间无线电技术研究所 | High-throughput communication satellite transponder of distributed gateway station and gateway station |
| CN110677187A (en) * | 2019-08-30 | 2020-01-10 | 西安空间无线电技术研究所 | High-throughput communication satellite transponder of distributed gateway station and gateway station |
| CN111614395A (en) * | 2020-04-21 | 2020-09-01 | 中国人民解放军军事科学院国防科技创新研究院 | Satellite-to-ground direct connection system and satellite-to-ground direct connection terminal data processing method |
| CN113382426A (en) * | 2021-05-26 | 2021-09-10 | 重庆邮电大学 | Distributed user association method for guaranteeing user mobility and time delay requirements |
| CN113328789A (en) * | 2021-06-09 | 2021-08-31 | 广州爱浦路网络技术有限公司 | Satellite communication method, system, device and storage medium |
| CN113328789B (en) * | 2021-06-09 | 2022-04-19 | 广州爱浦路网络技术有限公司 | Satellite communication method, system, device and storage medium |
| CN114024594B (en) * | 2021-11-09 | 2023-10-20 | 北京中科晶上科技股份有限公司 | Communication method and device of satellite communication system |
| CN114024594A (en) * | 2021-11-09 | 2022-02-08 | 北京中科晶上科技股份有限公司 | Communication method and device of satellite communication system |
| WO2023087940A1 (en) * | 2021-11-19 | 2023-05-25 | 大唐移动通信设备有限公司 | Feed link establishment method and apparatus, and storage medium |
| CN115209446A (en) * | 2022-06-13 | 2022-10-18 | 爱浦路网络技术(北京)有限公司 | Core network cloud service communication method, system, device and medium based on satellite |
| CN115209446B (en) * | 2022-06-13 | 2023-07-25 | 爱浦路网络技术(北京)有限公司 | Core network cloud service communication method, system, device and medium based on satellite |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104104427B (en) | 2018-03-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104104427A (en) | Realization method and a device for an action-based satellite mobile communication gateway station | |
| Casoni et al. | Integration of satellite and LTE for disaster recovery | |
| CN103313342B (en) | Many transistroutes of low latitude relay system set up scheme | |
| Palattella et al. | Enabling internet of everything everywhere: LPWAN with satellite backhaul | |
| US7689166B2 (en) | System and method for extension of wireless footprint | |
| US8175079B2 (en) | Device and method for reestablishing a wireless connection in a wireless network | |
| EP2661942B1 (en) | Intra ip communication within a relay node for a radio telecommunication network | |
| JP2001508958A (en) | High margin notification method and apparatus | |
| CN108880768A (en) | A kind of transmission method and device of signal | |
| CN104468312B (en) | A kind of method and system of radio repeater station and its core network access | |
| FI102994B (en) | Powerful search message in the communication system | |
| Cocco et al. | Cooperative satellite to land mobile gap-filler-less interactive system architecture | |
| EP2416530B1 (en) | Method, network system and device for realizing data retransmission | |
| US20140098717A1 (en) | Method and apparatus for establishing radio communications on a trunked network using an inbound proxy | |
| WO2022067528A1 (en) | Channel transmission method, terminal device and network device | |
| CN109618352B (en) | A kind of non line of sight relay communications system based on LTE | |
| Völk et al. | Concept and evaluation of mobile cell connectivity over a satellite backhaul for future 5G networks | |
| CN116235580A (en) | RACH procedure for non-terrestrial networks of user equipment | |
| US9961562B2 (en) | System and method for extending coverage of a communication network | |
| WO2024045831A1 (en) | Communication method and apparatus | |
| CN102905391A (en) | Processing method, device and system for UE (user equipment) context | |
| WO2023216880A1 (en) | Communication method and related apparatus | |
| US20240129842A1 (en) | Plmn selection for massive iot over satellite access | |
| WO2023134367A1 (en) | Method and apparatus for reporting position information | |
| US20230269732A1 (en) | Wireless communication method and terminal device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PP01 | Preservation of patent right | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20191121 Granted publication date: 20180309 |
|
| PD01 | Discharge of preservation of patent | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20200710 Granted publication date: 20180309 |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180309 Termination date: 20200407 |