DE69840854D1 - Sender in einem Datenübertragungssystem und zugehöriges Verfahren - Google Patents
Sender in einem Datenübertragungssystem und zugehöriges VerfahrenInfo
- Publication number
- DE69840854D1 DE69840854D1 DE69840854T DE69840854T DE69840854D1 DE 69840854 D1 DE69840854 D1 DE 69840854D1 DE 69840854 T DE69840854 T DE 69840854T DE 69840854 T DE69840854 T DE 69840854T DE 69840854 D1 DE69840854 D1 DE 69840854D1
- Authority
- DE
- Germany
- Prior art keywords
- transmitter
- data transmission
- transmission system
- associated method
- data
- 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 - Lifetime
Links
Classifications
-
- 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
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
- H04B7/0802—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection
- H04B7/0805—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection with single receiver and antenna switching
- H04B7/0808—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection with single receiver and antenna switching comparing all antennas before reception
- H04B7/0811—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection with single receiver and antenna switching comparing all antennas before reception during preamble or gap period
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers without distortion of the input signal
- H03G3/20—Automatic control
- H03G3/30—Automatic control in amplifiers having semiconductor devices
- H03G3/3036—Automatic control in amplifiers having semiconductor devices in high-frequency amplifiers or in frequency-changers
-
- 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
- H04B1/06—Receivers
- H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
- H04B1/1081—Reduction of multipath noise
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/30—Monitoring; Testing of propagation channels
- H04B17/309—Measuring or estimating channel quality parameters
- H04B17/318—Received signal strength
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/30—TPC using constraints in the total amount of available transmission power
- H04W52/32—TPC of broadcast or control channels
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/52—TPC using AGC [Automatic Gain Control] circuits or amplifiers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/54—Signalisation aspects of the TPC commands, e.g. frame structure
-
- 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
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
- H04B7/0602—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using antenna switching
- H04B7/0608—Antenna selection according to transmission parameters
-
- 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
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
- H04B7/0802—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection
- H04B7/0805—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection with single receiver and antenna switching
- H04B7/0814—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection with single receiver and antenna switching based on current reception conditions, e.g. switching to different antenna when signal level is below threshold
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L7/00—Arrangements for synchronising receiver with transmitter
- H04L7/04—Speed or phase control by synchronisation signals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/38—TPC being performed in particular situations
- H04W52/40—TPC being performed in particular situations during macro-diversity or soft handoff
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP16241197A JP4020458B2 (ja) | 1997-06-19 | 1997-06-19 | 無線通信システム、データ送信機及びデータ受信機 |
Publications (1)
Publication Number | Publication Date |
---|---|
DE69840854D1 true DE69840854D1 (de) | 2009-07-09 |
Family
ID=15754099
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69835482T Expired - Lifetime DE69835482T2 (de) | 1997-06-19 | 1998-06-16 | Sender, Empfänger und Leistungsregelung in einem Datenübertragungssystem |
DE69840854T Expired - Lifetime DE69840854D1 (de) | 1997-06-19 | 1998-06-16 | Sender in einem Datenübertragungssystem und zugehöriges Verfahren |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69835482T Expired - Lifetime DE69835482T2 (de) | 1997-06-19 | 1998-06-16 | Sender, Empfänger und Leistungsregelung in einem Datenübertragungssystem |
Country Status (7)
Country | Link |
---|---|
US (3) | US6731910B2 (de) |
EP (4) | EP1995886A1 (de) |
JP (1) | JP4020458B2 (de) |
AU (1) | AU749186B2 (de) |
CA (1) | CA2240879C (de) |
DE (2) | DE69835482T2 (de) |
PT (1) | PT1689096E (de) |
Families Citing this family (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4020458B2 (ja) * | 1997-06-19 | 2007-12-12 | 三菱電機株式会社 | 無線通信システム、データ送信機及びデータ受信機 |
SE521039C2 (sv) * | 1997-10-21 | 2003-09-23 | Telia Ab | Kanalsimulator för mobila system |
US6728228B1 (en) * | 1999-09-20 | 2004-04-27 | Telefonaktiebolaget Lm Ericsson (Publ) | Method and system for measuring and reporting received signal strength |
JP3519338B2 (ja) | 2000-03-24 | 2004-04-12 | 松下電器産業株式会社 | 受信装置及び利得制御方法 |
KR20030043995A (ko) * | 2000-10-10 | 2003-06-02 | 인터디지탈 테크날러지 코포레이션 | 시분할 듀플렉스 수신기에 대한 자동 이득 제어 |
GB2378328B (en) | 2001-08-01 | 2005-07-13 | Ipwireless Inc | AGC scheme and receiver for use in a wireless communication system |
JP3717472B2 (ja) * | 2002-11-08 | 2005-11-16 | 松下電器産業株式会社 | 送信装置及び自動利得制御方法 |
JP4189656B2 (ja) | 2003-04-28 | 2008-12-03 | 日本電気株式会社 | Agc受信機を用いた携帯電話のアンテナ切り替え方法、およびその携帯端末 |
US7310381B2 (en) * | 2003-06-16 | 2007-12-18 | Intel Corporation | Power amplifier pre-distortion device and method for orthogonal frequency division multiplexing |
JP4245459B2 (ja) * | 2003-11-14 | 2009-03-25 | パナソニック株式会社 | 送信装置及び利得制御方法 |
US20050148306A1 (en) * | 2004-01-05 | 2005-07-07 | Hiddink Gerrit W. | Predictive method and apparatus for antenna selection in a wireless communication system |
US7596355B2 (en) * | 2004-11-29 | 2009-09-29 | Intel Corporation | System and method capable of closed loop MIMO calibration |
JP4082417B2 (ja) * | 2005-02-28 | 2008-04-30 | セイコーエプソン株式会社 | 電子装置、無線通信端末及びデータ伝送方法 |
JP4493573B2 (ja) * | 2005-09-22 | 2010-06-30 | オリンパス株式会社 | 受信装置 |
US7788694B2 (en) * | 2005-12-13 | 2010-08-31 | The Directv Group, Inc. | Multiple dwelling unit satellite television delivery system |
US7609774B2 (en) * | 2005-12-20 | 2009-10-27 | Samsung Electronics Co., Ltd. | Beamforming transceiver architecture with enhanced channel estimation and frequency offset estimation capabilities in high throughput WLAN systems |
US20070147532A1 (en) * | 2005-12-22 | 2007-06-28 | Dibiaso Eric A | Method and system for injecting sub-synchronization signals |
KR101081452B1 (ko) * | 2008-04-14 | 2011-11-09 | 한국전자통신연구원 | 자동 이득 제어기, 그것을 포함한 송수신기, 및 그것의자동 이득 제어 방법 |
KR101200853B1 (ko) * | 2010-10-12 | 2012-11-14 | 주식회사 하이트롤 | 웨퍼형 벤츄리 콘 메타 |
JP5587161B2 (ja) * | 2010-12-22 | 2014-09-10 | 東京パーツ工業株式会社 | プッシュスイッチ及びその製造方法 |
US9014305B2 (en) * | 2011-06-23 | 2015-04-21 | Texas Instruments Incorporated | Bi-phase communication demodulation techniques |
CN102355723B (zh) * | 2011-07-06 | 2013-11-06 | 成都林海电子有限责任公司 | 一种基于l波段的射频增益控制方法 |
US8494467B2 (en) * | 2011-07-12 | 2013-07-23 | Renesas Mobile Corporation | Automatic gain control configuration |
FR3015722B1 (fr) * | 2013-12-20 | 2017-02-24 | Thales Sa | Procede de generation de symboles pour le controle automatique de gain d'un signal a emettre |
KR101791633B1 (ko) * | 2014-03-29 | 2017-10-30 | 주식회사 쏠리드 | 간섭 제거 중계 장치 |
CN104158551B (zh) * | 2014-08-20 | 2016-03-30 | 上海交通大学 | 双频带无线能量数据传输系统线圈的优化方法和优化系统 |
CN112003652A (zh) * | 2020-08-20 | 2020-11-27 | 上海移远通信科技有限公司 | 终端设备的射频调试方法、装置及计算机可读存储介质 |
Family Cites Families (31)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4004226A (en) | 1975-07-23 | 1977-01-18 | Codex Corporation | QAM receiver having automatic adaptive equalizer |
JPS6158334A (ja) | 1984-08-30 | 1986-03-25 | Oki Electric Ind Co Ltd | 自動利得制御方式 |
FR2576472B1 (fr) * | 1985-01-22 | 1988-02-12 | Alcatel Thomson Faisceaux | Procede et dispositif de commande automatique de gain d'un recepteur en acces multiple a repartition temporelle |
JPH0691481B2 (ja) | 1987-08-18 | 1994-11-14 | 日本電気株式会社 | Agc回路 |
JP2552928B2 (ja) | 1990-01-31 | 1996-11-13 | 三菱電機株式会社 | アンテナ選択ダイバーシチ受信装置 |
JP3061827B2 (ja) | 1990-02-05 | 2000-07-10 | 日本電気株式会社 | 自動利得制御回路 |
GB2243733A (en) * | 1990-05-01 | 1991-11-06 | Orbitel Mobile Communications | Gain control based on average amplitude of i/p signal |
JPH0537407A (ja) | 1991-07-29 | 1993-02-12 | Kokusai Electric Co Ltd | 選択性フエージング歪補償方法 |
DE4138798C2 (de) * | 1991-11-26 | 1999-09-09 | Daimler Chrysler Ag | Verfahren zur Schätzung der Kanalstoßantwort eines Übertragungskanals |
JPH0647134A (ja) | 1992-07-30 | 1994-02-22 | Sophia Co Ltd | 遊技機のソレノイド駆動回路 |
JPH06204925A (ja) | 1992-11-16 | 1994-07-22 | N T T Idou Tsuushinmou Kk | ダイバーシチ受信装置 |
EP0604777A1 (de) * | 1992-12-28 | 1994-07-06 | Motorola, Inc. | Datenübertragungssystem und -verfahren |
WO1994019892A1 (en) * | 1993-02-17 | 1994-09-01 | Motorola Inc. | Multiple-modulation communication system |
JPH06311160A (ja) * | 1993-04-21 | 1994-11-04 | Hitachi Ltd | 無線通信方式及び無線端末装置 |
DE69423810T2 (de) * | 1993-05-12 | 2000-10-12 | Nippon Telegraph & Telephone | Verfahren zum Weiterreichen und Mobilstation für Spreizspektrum Kommunikationssystem |
WO1995010892A1 (fr) | 1993-10-13 | 1995-04-20 | Ntt Mobile Communications Network Inc. | Recepteur de signaux a etalement du spectre |
JPH07235913A (ja) * | 1994-02-23 | 1995-09-05 | Sony Corp | スペクトラム拡散通信装置及び信号強度検出装置 |
US5493712A (en) | 1994-03-23 | 1996-02-20 | At&T Corp. | Fast AGC for TDMA radio systems |
SE9402493L (sv) * | 1994-07-15 | 1996-01-16 | Ericsson Telefon Ab L M | Metod i en diversitetsmottagare |
JP3418463B2 (ja) * | 1994-10-27 | 2003-06-23 | 富士通株式会社 | ディジタル移動電話通信方法と通話チャネル切換方法及びそれらを実現するための移動局と基地局 |
JP3242287B2 (ja) | 1995-04-27 | 2001-12-25 | 株式会社日立製作所 | 無線通信システムおよび通信装置 |
US5896368A (en) * | 1995-05-01 | 1999-04-20 | Telefonaktiebolaget Lm Ericsson | Multi-code compressed mode DS-CDMA systems and methods |
KR970013834A (ko) * | 1995-08-23 | 1997-03-29 | 사와무라 시코우 | 전송속도 추정장치(A computing apparatus of transmission rate) |
JP3130773B2 (ja) * | 1995-10-16 | 2001-01-31 | 日本電気株式会社 | 無線データ通信の復調装置 |
JP3582187B2 (ja) | 1995-11-21 | 2004-10-27 | 日本ビクター株式会社 | 周波数分割多重信号送受信方法 |
US6018651A (en) * | 1995-11-29 | 2000-01-25 | Motorola, Inc. | Radio subscriber unit having a switched antenna diversity apparatus and method therefor |
JPH09252273A (ja) | 1996-03-15 | 1997-09-22 | Toshiba Corp | マルチキャリア無線受信機および送信機 |
US5774814A (en) * | 1996-03-22 | 1998-06-30 | Cornell Research Foundation, Inc. | Multiply-detected macrodiversity method and system for wireless communications |
US6163533A (en) * | 1997-04-30 | 2000-12-19 | Telefonaktiebolaget Lm Ericsson (Publ) | Random access in a mobile telecommunications system |
JP4020458B2 (ja) * | 1997-06-19 | 2007-12-12 | 三菱電機株式会社 | 無線通信システム、データ送信機及びデータ受信機 |
KR20070047316A (ko) | 2004-08-30 | 2007-05-04 | 코닌클리케 필립스 일렉트로닉스 엔.브이. | 무선 네트워크에서 에러 구별 방법 및 시스템 |
-
1997
- 1997-06-19 JP JP16241197A patent/JP4020458B2/ja not_active Expired - Lifetime
-
1998
- 1998-06-16 EP EP20080013622 patent/EP1995886A1/de not_active Withdrawn
- 1998-06-16 US US09/097,677 patent/US6731910B2/en not_active Expired - Lifetime
- 1998-06-16 PT PT06010398T patent/PT1689096E/pt unknown
- 1998-06-16 DE DE69835482T patent/DE69835482T2/de not_active Expired - Lifetime
- 1998-06-16 EP EP06010398A patent/EP1689096B1/de not_active Expired - Lifetime
- 1998-06-16 EP EP98110984A patent/EP0886388B1/de not_active Expired - Lifetime
- 1998-06-16 DE DE69840854T patent/DE69840854D1/de not_active Expired - Lifetime
- 1998-06-16 EP EP04090228A patent/EP1455464A1/de not_active Withdrawn
- 1998-06-17 AU AU71946/98A patent/AU749186B2/en not_active Expired
- 1998-06-17 CA CA002240879A patent/CA2240879C/en not_active Expired - Lifetime
-
2003
- 2003-12-24 US US10/743,738 patent/US7477878B2/en not_active Expired - Fee Related
-
2006
- 2006-11-30 US US11/606,129 patent/US7764930B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0886388A3 (de) | 2003-03-12 |
AU749186B2 (en) | 2002-06-20 |
EP0886388B1 (de) | 2006-08-09 |
EP1689096B1 (de) | 2009-05-27 |
EP0886388A2 (de) | 1998-12-23 |
CA2240879A1 (en) | 1998-12-19 |
US7764930B2 (en) | 2010-07-27 |
EP1689096A2 (de) | 2006-08-09 |
US7477878B2 (en) | 2009-01-13 |
EP1995886A1 (de) | 2008-11-26 |
US20010001760A1 (en) | 2001-05-24 |
EP1455464A1 (de) | 2004-09-08 |
CA2240879C (en) | 2002-08-13 |
JPH1117611A (ja) | 1999-01-22 |
PT1689096E (pt) | 2009-08-07 |
DE69835482T2 (de) | 2007-05-03 |
US6731910B2 (en) | 2004-05-04 |
JP4020458B2 (ja) | 2007-12-12 |
EP1689096A3 (de) | 2006-09-13 |
AU7194698A (en) | 1998-12-24 |
US20040137933A1 (en) | 2004-07-15 |
DE69835482D1 (de) | 2006-09-21 |
US20070072566A1 (en) | 2007-03-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
R085 | Willingness to licence withdrawn |
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