DE69421822T2 - Verfahren und anordnung zur selektiv eingeschalteten diversitysignalisierung in einem funkkommunikationssystem - Google Patents
Verfahren und anordnung zur selektiv eingeschalteten diversitysignalisierung in einem funkkommunikationssystemInfo
- Publication number
- DE69421822T2 DE69421822T2 DE69421822T DE69421822T DE69421822T2 DE 69421822 T2 DE69421822 T2 DE 69421822T2 DE 69421822 T DE69421822 T DE 69421822T DE 69421822 T DE69421822 T DE 69421822T DE 69421822 T2 DE69421822 T2 DE 69421822T2
- Authority
- DE
- Germany
- Prior art keywords
- arrangement
- communication system
- radio communication
- selectively turned
- diversity signaling
- 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
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
-
- 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
-
- 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
- H04B7/12—Frequency diversity
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception
- H04L1/04—Arrangements for detecting or preventing errors in the information received by diversity reception using frequency diversity
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
- H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
- H04L1/0026—Transmission of channel quality indication
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/114,526 US5345600A (en) | 1993-08-31 | 1993-08-31 | Method and apparatus for selectively-enabled diversity signaling in a radio communications system |
PCT/US1994/007670 WO1995006981A1 (en) | 1993-08-31 | 1994-07-11 | Method and apparatus for selectively-enabled diversity signaling in a radio communications system |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69421822D1 DE69421822D1 (de) | 1999-12-30 |
DE69421822T2 true DE69421822T2 (de) | 2000-06-15 |
Family
ID=22355760
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69421822T Expired - Lifetime DE69421822T2 (de) | 1993-08-31 | 1994-07-11 | Verfahren und anordnung zur selektiv eingeschalteten diversitysignalisierung in einem funkkommunikationssystem |
Country Status (6)
Country | Link |
---|---|
US (1) | US5345600A (de) |
EP (1) | EP0720792B1 (de) |
JP (1) | JPH09502065A (de) |
CN (1) | CN1043597C (de) |
DE (1) | DE69421822T2 (de) |
WO (1) | WO1995006981A1 (de) |
Families Citing this family (46)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5561673A (en) * | 1993-04-16 | 1996-10-01 | Matsushita Electric Industrial Co., Ltd. | Antenna switched diversity reciever |
US5574976A (en) * | 1994-05-06 | 1996-11-12 | Motorola, Inc. | System for scanning channels |
US5640415A (en) * | 1994-06-10 | 1997-06-17 | Vlsi Technology, Inc. | Bit error performance of a frequency hopping, radio communication system |
NL9401078A (nl) * | 1994-06-28 | 1996-02-01 | Nederland Ptt | Systeem voor het tot stand brengen van een draadloze verbinding voor het uitwisselen van informatie met een ander systeem, welk systeem is voorzien van een zend/ontvanginrichting voor het op draadloze wijze verzenden en ontvangen van informatie, alsmede modulator/demodulatorinrichting. |
US5546394A (en) * | 1994-12-09 | 1996-08-13 | Motorola, Inc. | Message fragmenting in a time diversity radio system |
CN1141102A (zh) * | 1994-12-19 | 1997-01-22 | 摩托罗拉公司 | 在通信系统中减轻干扰的方法和装置 |
US5953319A (en) * | 1995-09-29 | 1999-09-14 | Amsc Subsidiary Corporation | Wide area mobile communication networks with multiple routing mode options |
US5983278A (en) * | 1996-04-19 | 1999-11-09 | Lucent Technologies Inc. | Low-loss, fair bandwidth allocation flow control in a packet switch |
US5868763A (en) | 1996-09-16 | 1999-02-09 | Guidant Corporation | Means and methods for performing an anastomosis |
DE19646371A1 (de) * | 1996-11-09 | 1998-05-14 | Bosch Gmbh Robert | Verfahren und Anordnung zum Verbessern der Übertragungsqualität in einem Punkt-zu-Mehrpunkt Funkübertragungssystem |
US5940761A (en) * | 1997-01-15 | 1999-08-17 | Qaulcomm Incorporated | Method and apparatus for performing mobile assisted hard handoff between communication systems |
GB2338153A (en) * | 1997-07-29 | 1999-12-08 | Nec Corp | Mobile data communication with frequency diversity and re-transmission |
JP2953441B2 (ja) * | 1997-07-29 | 1999-09-27 | 日本電気株式会社 | 移動データ通信システム |
US6128327A (en) * | 1998-01-29 | 2000-10-03 | Ericsson Inc. | Frequency hopping |
JP2901585B1 (ja) | 1998-03-20 | 1999-06-07 | 埼玉日本電気株式会社 | 無線通信システム並びにこのシステムに使用する送信装置及び受信装置 |
AU5681099A (en) * | 1998-08-25 | 2000-03-14 | Ericsson Inc. | Wireless communications system employing selective diversity transmission, method for selectively enabling diversity transmission, and a wireless telecommunications network employing the system or the method |
JP3327227B2 (ja) * | 1998-11-11 | 2002-09-24 | 三菱マテリアル株式会社 | 無線通信システム及び記録媒体 |
AU3327999A (en) * | 1999-02-24 | 2000-09-14 | Nokia Networks Oy | A method for implementing downlink diversity in a radio telecommunication systemoperated according to tdma |
GB9908675D0 (en) | 1999-04-15 | 1999-06-09 | British Broadcasting Corp | Diversity reception method and diversity receivers |
US6639898B1 (en) | 1999-05-25 | 2003-10-28 | Motient Communications, Inc. | Wide area mobile communication networks with multiple routing mode options |
US6445904B1 (en) * | 2000-02-17 | 2002-09-03 | Andrew Corporation | Repeater diversity system |
AU2001234463A1 (en) * | 2000-01-14 | 2001-07-24 | Andrew Corporation | Repeaters for wireless communication systems |
US7027424B1 (en) | 2000-05-24 | 2006-04-11 | Vtech Communications, Ltd. | Method for avoiding interference in a digital communication system |
US6944449B1 (en) * | 2000-05-30 | 2005-09-13 | Lucent Technologies Inc. | Method and system for controlling access of a subscriber station to a wireless system |
GB2364853A (en) * | 2000-07-13 | 2002-02-06 | Motorola Inc | Channel diversity |
TWI264229B (en) * | 2001-08-24 | 2006-10-11 | Interdigital Tech Corp | Method for physical layer automatic repeat request for a subscriber unit |
US20030039226A1 (en) * | 2001-08-24 | 2003-02-27 | Kwak Joseph A. | Physical layer automatic repeat request (ARQ) |
US7525948B2 (en) * | 2002-04-29 | 2009-04-28 | Nokia Corporation | Method and apparatus for utilizing synchronization information |
US6681112B1 (en) * | 2002-04-29 | 2004-01-20 | Nokia Corporation | Handovers of user equipment connections in wireless communications systems |
US20040047312A1 (en) * | 2002-04-29 | 2004-03-11 | Peter Muszynski | Method and apparatus for UL interference avoidance by DL measurements and IFHO |
US7424296B2 (en) * | 2002-04-29 | 2008-09-09 | Nokia Corporation | Method and apparatus for soft handover area detection for uplink interference avoidance |
US20030224733A1 (en) * | 2002-04-29 | 2003-12-04 | Uwe Schwarz | Method and apparatus for estimating signal quality for uplink interference avoidance |
US20040022217A1 (en) * | 2002-04-29 | 2004-02-05 | Sari Korpela | Method and apparatus for soft handover area detection using inter-band measurements |
US20030224730A1 (en) * | 2002-04-29 | 2003-12-04 | Peter Muszynski | Method and apparatus for selection of downlink carriers in a cellular system using multiple downlink carriers |
US7853260B2 (en) * | 2002-04-29 | 2010-12-14 | Nokia Corporation | Method and apparatus for cell identification for uplink interference avoidance using inter-frequency measurements |
US6823173B2 (en) * | 2002-05-07 | 2004-11-23 | Motorola, Inc. | Method and apparatus for enabling a quick repeat feature |
US20050224596A1 (en) * | 2003-07-08 | 2005-10-13 | Panopoulos Peter J | Machine that is an automatic pesticide, insecticide, repellant, poison, air freshener, disinfectant or other type of spray delivery system |
US20050063344A1 (en) * | 2003-09-22 | 2005-03-24 | Telefonaktiebolaget Lm Ericsson (Publ) | Methods and apparatus for efficient decoding |
KR100989314B1 (ko) * | 2004-04-09 | 2010-10-25 | 삼성전자주식회사 | 디스플레이장치 |
JP4099592B2 (ja) * | 2004-06-10 | 2008-06-11 | ソニー株式会社 | 通信システム、送信装置および受信装置 |
US7693488B2 (en) * | 2004-09-30 | 2010-04-06 | Vtech Telecommunications Limited | System and method for asymmetric enhanced mode operation in a digital communication system |
US7957745B2 (en) | 2005-11-23 | 2011-06-07 | Motorola Mobility, Inc. | Adaptive bearer configuration for broadcast/multicast service |
US8199735B2 (en) | 2006-12-12 | 2012-06-12 | Google Inc. | Method, system and apparatus for the control of transmit diversity |
US8102929B2 (en) * | 2009-02-12 | 2012-01-24 | Qualcomm Incorporated | Low power ultra wideband transceiver |
FR3070796B1 (fr) * | 2017-09-05 | 2019-08-30 | Continental Automotive France | Procede de mise a jour d'une liste de stations recevables par un systeme de reception radio |
US11575975B2 (en) * | 2019-11-20 | 2023-02-07 | Comcast Cable Communications, Llc | Methods, systems, and apparatuses for improved content scoring and delivery |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4797947A (en) * | 1987-05-01 | 1989-01-10 | Motorola, Inc. | Microcellular communications system using macrodiversity |
GB8910997D0 (en) * | 1989-05-12 | 1989-06-28 | Tunstall Telecom Ltd | Radio transmission system |
JP2854346B2 (ja) * | 1989-09-19 | 1999-02-03 | 日本電信電話株式会社 | チャネル割当方法 |
US5010583A (en) * | 1989-10-02 | 1991-04-23 | Motorola, Inc. | Repeater for a wide area coverage system |
US4977612A (en) * | 1989-10-10 | 1990-12-11 | Motorola, Inc. | Channel selection in a multi-frequency radio data communication system |
-
1993
- 1993-08-31 US US08/114,526 patent/US5345600A/en not_active Expired - Lifetime
-
1994
- 1994-07-11 DE DE69421822T patent/DE69421822T2/de not_active Expired - Lifetime
- 1994-07-11 EP EP94923925A patent/EP0720792B1/de not_active Expired - Lifetime
- 1994-07-11 CN CN94193018A patent/CN1043597C/zh not_active Expired - Lifetime
- 1994-07-11 JP JP7508099A patent/JPH09502065A/ja active Pending
- 1994-07-11 WO PCT/US1994/007670 patent/WO1995006981A1/en active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
WO1995006981A1 (en) | 1995-03-09 |
CN1043597C (zh) | 1999-06-09 |
US5345600A (en) | 1994-09-06 |
JPH09502065A (ja) | 1997-02-25 |
CN1128590A (zh) | 1996-08-07 |
EP0720792B1 (de) | 1999-11-24 |
EP0720792A4 (de) | 1998-03-11 |
DE69421822D1 (de) | 1999-12-30 |
EP0720792A1 (de) | 1996-07-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8328 | Change in the person/name/address of the agent |
Free format text: SCHUMACHER & WILLSAU, PATENTANWALTSSOZIETAET, 80335 MUENCHEN |
|
8327 | Change in the person/name/address of the patent owner |
Owner name: MOTOROLA MOBILITY, INC. ( N.D. GES. D. STAATES, US |