BR102015032271A8 - Método para sincronizar sinais em um link terrestre e de satélite e arquitetura associada - Google Patents
Método para sincronizar sinais em um link terrestre e de satélite e arquitetura associadaInfo
- Publication number
- BR102015032271A8 BR102015032271A8 BR102015032271A BR102015032271A BR102015032271A8 BR 102015032271 A8 BR102015032271 A8 BR 102015032271A8 BR 102015032271 A BR102015032271 A BR 102015032271A BR 102015032271 A BR102015032271 A BR 102015032271A BR 102015032271 A8 BR102015032271 A8 BR 102015032271A8
- Authority
- BR
- Brazil
- Prior art keywords
- station
- terrestrial
- signals over
- synchronizing signals
- satellite link
- Prior art date
Links
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W56/00—Synchronisation arrangements
- H04W56/0055—Synchronisation arrangements determining timing error of reception due to propagation delay
- H04W56/0065—Synchronisation arrangements determining timing error of reception due to propagation delay using measurement of signal travel time
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/022—Site diversity; Macro-diversity
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/022—Site diversity; Macro-diversity
- H04B7/024—Co-operative use of antennas of several sites, e.g. in co-ordinated multipoint or co-operative multiple-input multiple-output [MIMO] systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/022—Site diversity; Macro-diversity
- H04B7/026—Co-operative diversity, e.g. using fixed or mobile stations as relays
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/14—Relay systems
- H04B7/15—Active relay systems
- H04B7/185—Space-based or airborne stations; Stations for satellite systems
- H04B7/1851—Systems using a satellite or space-based relay
- H04B7/18517—Transmission equipment in earth stations
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
- H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
- H04B7/2662—Arrangements for Wireless System Synchronisation
- H04B7/2671—Arrangements for Wireless Time-Division Multiple Access [TDMA] System Synchronisation
- H04B7/2678—Time synchronisation
- H04B7/2684—Synchronisation of a mobile station with more than one base station
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
- H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
- H04B7/2662—Arrangements for Wireless System Synchronisation
- H04B7/2671—Arrangements for Wireless Time-Division Multiple Access [TDMA] System Synchronisation
- H04B7/2678—Time synchronisation
- H04B7/2687—Inter base stations synchronisation
- H04B7/2696—Over the air autonomous synchronisation, e.g. by monitoring network activity
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
- H04H20/18—Arrangements for synchronising broadcast or distribution via plural systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
- H04H20/20—Arrangements for broadcast or distribution of identical information via plural systems
- H04H20/24—Arrangements for distribution of identical information via broadcast system and non-broadcast system
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W56/00—Synchronisation arrangements
- H04W56/0005—Synchronisation arrangements synchronizing of arrival of multiple uplinks
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W56/00—Synchronisation arrangements
- H04W56/004—Synchronisation arrangements compensating for timing error of reception due to propagation delay
- H04W56/0045—Synchronisation arrangements compensating for timing error of reception due to propagation delay compensating for timing error by altering transmission time
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W56/00—Synchronisation arrangements
- H04W56/0055—Synchronisation arrangements determining timing error of reception due to propagation delay
- H04W56/0065—Synchronisation arrangements determining timing error of reception due to propagation delay using measurement of signal travel time
- H04W56/009—Closed loop measurements
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- Astronomy & Astrophysics (AREA)
- Aviation & Aerospace Engineering (AREA)
- General Physics & Mathematics (AREA)
- Mobile Radio Communication Systems (AREA)
- Radio Relay Systems (AREA)
- Synchronisation In Digital Transmission Systems (AREA)
Abstract
sistema de comunicação implantando a invenção. método para sincronizar a transmissão de mensagens em um sistema de comunicação compreendendo um terminal do usuário (140), uma rede de comunicação principal (110) compreendendo uma primeira estação (111) e uma rede de comunicação secundária (120) compreendendo uma segunda estação (121), tal método sendo composto por uma troca de sinais de sincronização possibilitando calcular uma compensação a ser aplicada ao instante de emissão das mensagens transmitidas por tal segunda estação, de modo que as mensagens transmitidas pela primeira estação e pela segunda estação sejam recebidas pelo terminal de usuário de maneira síncrona.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1402969 | 2014-12-23 | ||
FR1402969A FR3030953B1 (fr) | 2014-12-23 | 2014-12-23 | Procede de synchronisation de signaux dans une liaison satellite et terrestre et architecture associee |
Publications (3)
Publication Number | Publication Date |
---|---|
BR102015032271A2 BR102015032271A2 (pt) | 2016-08-09 |
BR102015032271A8 true BR102015032271A8 (pt) | 2021-09-14 |
BR102015032271B1 BR102015032271B1 (pt) | 2023-05-09 |
Family
ID=53177524
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR102015032271-2A BR102015032271B1 (pt) | 2014-12-23 | 2015-12-22 | Métodos para sincronizar sinais em um link terrestre e de satélite e sistema de comunicação |
Country Status (5)
Country | Link |
---|---|
US (1) | US9907043B2 (pt) |
EP (1) | EP3038275B1 (pt) |
BR (1) | BR102015032271B1 (pt) |
CA (1) | CA2915859C (pt) |
FR (1) | FR3030953B1 (pt) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9991949B2 (en) * | 2016-04-21 | 2018-06-05 | University Of Louisiana At Lafayette | Experimental smartphone ground station grid system and method |
US10368251B1 (en) * | 2016-07-25 | 2019-07-30 | SpaceWorks Enterprises, Inc. | Satellites and satellite-based systems for ground-to-space short-burst data communications |
CN108134626A (zh) * | 2018-01-16 | 2018-06-08 | 四川安迪科技实业有限公司 | 一种vsat网时间同步方法 |
US11121765B2 (en) | 2018-11-13 | 2021-09-14 | Electronics And Telecommunications Research Institute | Method and apparatus for signal configuration for mobile base station |
US10892818B2 (en) * | 2019-05-07 | 2021-01-12 | Contec Co., Ltd. | System, apparatus and method for managing satellite operation service |
CN114567367B (zh) * | 2022-02-18 | 2024-05-28 | 中国电子科技集团公司第五十四研究所 | 一种基于广播同步的信关站静默方法 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5898929A (en) * | 1996-08-30 | 1999-04-27 | Telefonaktiebolaget L/M Ericsson (Publ) | Method and apparatus for synchronizing private radio systems |
US5844521A (en) * | 1996-12-02 | 1998-12-01 | Trw Inc. | Geolocation method and apparatus for satellite based telecommunications system |
US7274327B2 (en) * | 2001-12-31 | 2007-09-25 | Xm Satellite Radio, Inc. | Method and apparatus for determining location in a satellite communication system |
ATE524885T1 (de) * | 2006-02-08 | 2011-09-15 | Alcatel Lucent | Verfahren zur synchronization von übertragungen an anwender in einem hybriden funkübertragungsnetzwerk |
US8284826B2 (en) * | 2007-11-02 | 2012-10-09 | Qualcomm Incorporated | Synchronization of satellite and terrestrial broadcast ODFM signals |
JP5147476B2 (ja) * | 2008-03-17 | 2013-02-20 | 株式会社日立製作所 | 無線通信システム、基地局およびデータ送信タイミング制御方法 |
WO2010108549A1 (en) * | 2009-03-27 | 2010-09-30 | Nokia Siemens Networks Oy | Apparatus, method and article of manufacture |
WO2014069953A1 (ko) * | 2012-11-04 | 2014-05-08 | 엘지전자 주식회사 | 동기 신호 수신 방법 및 사용자기기와, 동기 신호 전송 방법 및 기지국 |
-
2014
- 2014-12-23 FR FR1402969A patent/FR3030953B1/fr not_active Expired - Fee Related
-
2015
- 2015-12-18 US US14/975,184 patent/US9907043B2/en active Active
- 2015-12-21 CA CA2915859A patent/CA2915859C/en active Active
- 2015-12-21 EP EP15201682.0A patent/EP3038275B1/fr active Active
- 2015-12-22 BR BR102015032271-2A patent/BR102015032271B1/pt active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
BR102015032271A2 (pt) | 2016-08-09 |
US9907043B2 (en) | 2018-02-27 |
FR3030953B1 (fr) | 2018-01-12 |
CA2915859A1 (en) | 2016-06-23 |
EP3038275B1 (fr) | 2020-01-22 |
EP3038275A1 (fr) | 2016-06-29 |
BR102015032271B1 (pt) | 2023-05-09 |
US20160183213A1 (en) | 2016-06-23 |
CA2915859C (en) | 2023-03-28 |
FR3030953A1 (fr) | 2016-06-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
B03A | Publication of a patent application or of a certificate of addition of invention [chapter 3.1 patent gazette] | ||
B15K | Others concerning applications: alteration of classification |
Ipc: H04W 56/00 (2009.01), H04B 7/022 (2017.01), H04B 7 |
|
B06F | Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette] | ||
B06U | Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette] | ||
B03H | Publication of an application: rectification [chapter 3.8 patent gazette] |
Free format text: REFERENTE A RPI 2379 DE 09/08/2016, QUANTO AO ITEM (54) |
|
B09A | Decision: intention to grant [chapter 9.1 patent gazette] | ||
B16A | Patent or certificate of addition of invention granted [chapter 16.1 patent gazette] |
Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 22/12/2015, OBSERVADAS AS CONDICOES LEGAIS |