DE69635606D1 - Relaissender - Google Patents
RelaissenderInfo
- Publication number
- DE69635606D1 DE69635606D1 DE69635606T DE69635606T DE69635606D1 DE 69635606 D1 DE69635606 D1 DE 69635606D1 DE 69635606 T DE69635606 T DE 69635606T DE 69635606 T DE69635606 T DE 69635606T DE 69635606 D1 DE69635606 D1 DE 69635606D1
- Authority
- DE
- Germany
- Prior art keywords
- relay station
- relay
- 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.)
- Expired - Fee Related
Links
Classifications
-
- 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
- H04B7/155—Ground-based stations
- H04B7/15528—Control of operation parameters of a relay station to exploit the physical medium
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/40—Circuits
- H04B1/50—Circuits using different frequencies for the two directions of communication
- H04B1/52—Hybrid arrangements, i.e. arrangements for transition from single-path two-direction transmission to single-direction transmission on each of two paths or vice versa
- H04B1/525—Hybrid arrangements, i.e. arrangements for transition from single-path two-direction transmission to single-direction transmission on each of two paths or vice versa with means for reducing leakage of transmitter signal into the receiver
-
- 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
- H04B7/155—Ground-based stations
- H04B7/15564—Relay station antennae loop interference reduction
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP27900695 | 1995-10-26 | ||
JP27900695 | 1995-10-26 | ||
PCT/JP1996/003143 WO1997015991A1 (fr) | 1995-10-26 | 1996-10-28 | Reemetteur |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69635606D1 true DE69635606D1 (de) | 2006-01-26 |
DE69635606T2 DE69635606T2 (de) | 2006-07-27 |
Family
ID=17605095
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69635606T Expired - Fee Related DE69635606T2 (de) | 1995-10-26 | 1996-10-28 | Relaissender |
Country Status (7)
Country | Link |
---|---|
US (1) | US5963847A (de) |
EP (1) | EP0801474B1 (de) |
KR (1) | KR100283612B1 (de) |
CN (1) | CN1084555C (de) |
CA (1) | CA2208842C (de) |
DE (1) | DE69635606T2 (de) |
WO (1) | WO1997015991A1 (de) |
Families Citing this family (42)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4409639B2 (ja) * | 1998-06-10 | 2010-02-03 | 日本放送協会 | 回り込みキャンセラ |
US6259893B1 (en) * | 1998-11-03 | 2001-07-10 | Ibiquity Digital Corporation | Method and apparatus for reduction of FM interference for FM in-band on-channel digital audio broadcasting system |
IL137078A (en) * | 1999-07-20 | 2005-05-17 | Andrew Corp | Side-to-side repeater and adaptive cancellation for repeater |
US6731904B1 (en) * | 1999-07-20 | 2004-05-04 | Andrew Corporation | Side-to-side repeater |
US6934511B1 (en) | 1999-07-20 | 2005-08-23 | Andrew Corporation | Integrated repeater |
WO2001052447A2 (en) | 2000-01-14 | 2001-07-19 | Andrew Corporation | Repeaters for wireless communication systems |
KR100379378B1 (ko) * | 1999-09-13 | 2003-04-10 | 엘지전자 주식회사 | 중계국 시스템의 송수신장치 |
JP4612136B2 (ja) * | 1999-11-15 | 2011-01-12 | Dxアンテナ株式会社 | 増幅器 |
US6385435B1 (en) * | 2000-04-20 | 2002-05-07 | Jhong Sam Lee | Coupled interference concellation system for wideband repeaters in a cellular system |
US6888881B1 (en) | 2000-06-20 | 2005-05-03 | Mitsubishi Denki Kabushiki Kaisha | Repeater |
GB2384652B (en) * | 2002-01-29 | 2005-11-23 | Hutchison Whampoa Three G Ip | Improved communications with mobile terminals in restricted areas |
US8498234B2 (en) * | 2002-06-21 | 2013-07-30 | Qualcomm Incorporated | Wireless local area network repeater |
US7058368B2 (en) * | 2002-06-27 | 2006-06-06 | Nortel Networks Limited | Adaptive feedforward noise cancellation circuit |
US8885688B2 (en) | 2002-10-01 | 2014-11-11 | Qualcomm Incorporated | Control message management in physical layer repeater |
AU2003274992A1 (en) * | 2002-10-11 | 2004-05-04 | Widefi, Inc. | Reducing loop effects in a wireless local area network repeater |
EP1604468B1 (de) | 2002-10-15 | 2008-07-23 | Qualcomm Incorporated | Wlan-repeater mit automatischer verstärkungsregelung für erweiterte netzabdeckung |
US8078100B2 (en) * | 2002-10-15 | 2011-12-13 | Qualcomm Incorporated | Physical layer repeater with discrete time filter for all-digital detection and delay generation |
US7230935B2 (en) * | 2002-10-24 | 2007-06-12 | Widefi, Inc. | Physical layer repeater with selective use of higher layer functions based on network operating conditions |
KR20050086572A (ko) | 2002-11-15 | 2005-08-30 | 위데피, 인코포레이티드 | 검출을 하는 wlan 중계기 |
JP3705271B2 (ja) * | 2003-02-03 | 2005-10-12 | ソニー株式会社 | 送信方法及び送信装置 |
US7009573B2 (en) * | 2003-02-10 | 2006-03-07 | Calamp Corp. | Compact bidirectional repeaters for wireless communication systems |
US8027642B2 (en) * | 2004-04-06 | 2011-09-27 | Qualcomm Incorporated | Transmission canceller for wireless local area network |
EP1745567B1 (de) | 2004-05-13 | 2017-06-14 | QUALCOMM Incorporated | Frequenzloser überträger mit detektion und medienzugangssteuerung |
CN1985528B (zh) | 2004-06-03 | 2010-06-09 | 高通股份有限公司 | 具有低成本高性能本振架构的变频中继器 |
KR20060005918A (ko) * | 2004-07-14 | 2006-01-18 | (주)한텔 | 의사 파일럿 pn 발생 장치 및 그 방법과 그를 이용한무선 중계 시스템 |
KR100661335B1 (ko) * | 2004-07-14 | 2006-12-27 | 에스케이 텔레콤주식회사 | 동일 채널 주파수를 사용하는 무선중계시스템의 다중경로간섭제거 장치 및 방법 |
KR20060017139A (ko) * | 2004-08-20 | 2006-02-23 | (주)한텔 | 파일럿 pn 발생 장치 및 그 방법과 그를 이용한 무선중계 시스템 |
JP2007180597A (ja) * | 2004-09-01 | 2007-07-12 | Nokia Corp | 中継器及び中継方法 |
US7764925B2 (en) | 2004-09-07 | 2010-07-27 | Samsung Electronics Co., Ltd. | Wireless repeater using cross-polarized signals to reduce feedback in an FDD wireless network |
US8059727B2 (en) | 2005-01-28 | 2011-11-15 | Qualcomm Incorporated | Physical layer repeater configuration for increasing MIMO performance |
EP2002565A4 (de) * | 2006-03-31 | 2012-07-04 | Qualcomm Inc | Repeater mit verstärkter bitübertragungsschicht zur verwendung in wimax-systemen |
US20070232228A1 (en) * | 2006-04-04 | 2007-10-04 | Mckay David L Sr | Wireless repeater with universal server base unit and modular donor antenna options |
US7715785B2 (en) * | 2006-04-21 | 2010-05-11 | Powerwave Technologies, Inc. | System and method for estimation and compensation of radiated feedback coupling in a high gain repeater |
CA2646299C (en) | 2006-04-28 | 2014-12-02 | Orica Explosives Technology Pty Ltd | Methods of controlling components of blasting apparatuses, blasting apparatuses, and components thereof |
CA2645206C (en) * | 2006-04-28 | 2014-09-16 | Orica Explosives Technology Pty Ltd | Wireless electronic booster, and methods of blasting |
WO2008004916A1 (en) * | 2006-07-03 | 2008-01-10 | Telefonaktiebolaget Lm Ericsson (Publ) | Multi-antenna relay with self-interference cancellation |
JP4843088B2 (ja) * | 2006-09-01 | 2011-12-21 | クゥアルコム・インコーポレイテッド | アイソレーション向上のための適応が行われたデュアル受信機アンテナ構成またはデュアル送信機アンテナ構成を有するリピータ |
JP5199261B2 (ja) | 2006-09-21 | 2013-05-15 | クゥアルコム・インコーポレイテッド | リピータの間の振動を緩和するための方法および装置 |
CA2667470A1 (en) * | 2006-10-26 | 2008-05-15 | Qualcomm Incorporated | Repeater techniques for multiple input multiple output utilizing beam formers |
US8200170B2 (en) * | 2008-04-07 | 2012-06-12 | Nxp B.V. | Cancellation of oscillator remodulation |
KR100947613B1 (ko) | 2008-04-23 | 2010-03-15 | 한국전자통신연구원 | 동일채널 중계기의 궤환신호 제거방법 및 그 장치 |
US8249540B1 (en) * | 2008-08-07 | 2012-08-21 | Hypres, Inc. | Two stage radio frequency interference cancellation system and method |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS55133148A (en) * | 1979-04-04 | 1980-10-16 | Nippon Telegr & Teleph Corp <Ntt> | Interference wave removal system |
US4317217A (en) * | 1980-08-11 | 1982-02-23 | Motorola, Inc. | Tag generator for a same-frequency repeater |
JPS5851632A (ja) * | 1981-09-24 | 1983-03-26 | Nippon Telegr & Teleph Corp <Ntt> | 無線中継方式 |
JPS58204637A (ja) * | 1982-05-24 | 1983-11-29 | Nippon Telegr & Teleph Corp <Ntt> | 干渉波補償方式 |
US4475243A (en) * | 1982-12-21 | 1984-10-02 | Motorola, Inc. | Isolation method and apparatus for a same frequency repeater |
JPS61202533A (ja) * | 1985-03-05 | 1986-09-08 | Mitsubishi Electric Corp | 無線中継装置 |
US4776032A (en) * | 1985-05-15 | 1988-10-04 | Nippon Telegraph And Telephone Corporation | Repeater for a same frequency with spillover measurement |
JPS6269738A (ja) * | 1985-09-21 | 1987-03-31 | Mitsubishi Electric Corp | 利得制御形送受信機 |
JPH02249321A (ja) * | 1989-03-22 | 1990-10-05 | Toyo Commun Equip Co Ltd | 中継方式 |
JPH04103228A (ja) * | 1990-08-22 | 1992-04-06 | Mitsubishi Electric Corp | 無線中継装置と無線装置 |
-
1996
- 1996-10-28 CN CN96191288A patent/CN1084555C/zh not_active Expired - Fee Related
- 1996-10-28 US US08/860,373 patent/US5963847A/en not_active Expired - Fee Related
- 1996-10-28 CA CA002208842A patent/CA2208842C/en not_active Expired - Fee Related
- 1996-10-28 KR KR1019970704402A patent/KR100283612B1/ko not_active IP Right Cessation
- 1996-10-28 EP EP96935465A patent/EP0801474B1/de not_active Expired - Lifetime
- 1996-10-28 WO PCT/JP1996/003143 patent/WO1997015991A1/ja active IP Right Grant
- 1996-10-28 DE DE69635606T patent/DE69635606T2/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US5963847A (en) | 1999-10-05 |
EP0801474B1 (de) | 2005-12-21 |
WO1997015991A1 (fr) | 1997-05-01 |
DE69635606T2 (de) | 2006-07-27 |
KR100283612B1 (ko) | 2001-03-02 |
CN1166897A (zh) | 1997-12-03 |
EP0801474A4 (de) | 1999-01-27 |
CA2208842C (en) | 2001-01-16 |
EP0801474A1 (de) | 1997-10-15 |
CN1084555C (zh) | 2002-05-08 |
KR987001163A (ko) | 1998-04-30 |
CA2208842A1 (en) | 1997-05-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |