DE69841240D1 - Verfahren und Gerät zur Datenübertragung unter Verwendung von zeitgeschalteter Frequenzduplizierung - Google Patents

Verfahren und Gerät zur Datenübertragung unter Verwendung von zeitgeschalteter Frequenzduplizierung

Info

Publication number
DE69841240D1
DE69841240D1 DE69841240T DE69841240T DE69841240D1 DE 69841240 D1 DE69841240 D1 DE 69841240D1 DE 69841240 T DE69841240 T DE 69841240T DE 69841240 T DE69841240 T DE 69841240T DE 69841240 D1 DE69841240 D1 DE 69841240D1
Authority
DE
Germany
Prior art keywords
data transmission
time
switched frequency
frequency duplication
duplication
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
Application number
DE69841240T
Other languages
English (en)
Inventor
Ephraim Zehavi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Qualcomm Inc
Original Assignee
Qualcomm Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Qualcomm Inc filed Critical Qualcomm Inc
Application granted granted Critical
Publication of DE69841240D1 publication Critical patent/DE69841240D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • H04B7/2628—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using code-division multiple access [CDMA] or spread spectrum multiple access [SSMA]

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Bidirectional Digital Transmission (AREA)
DE69841240T 1997-07-23 1998-07-21 Verfahren und Gerät zur Datenübertragung unter Verwendung von zeitgeschalteter Frequenzduplizierung Expired - Lifetime DE69841240D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/899,412 US6185199B1 (en) 1997-07-23 1997-07-23 Method and apparatus for data transmission using time gated frequency division duplexing
PCT/US1998/015474 WO1999005801A2 (en) 1997-07-23 1998-07-21 Method and apparatus for data transmission using time gated frequency division duplexing

Publications (1)

Publication Number Publication Date
DE69841240D1 true DE69841240D1 (de) 2009-11-26

Family

ID=25410921

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69841240T Expired - Lifetime DE69841240D1 (de) 1997-07-23 1998-07-21 Verfahren und Gerät zur Datenübertragung unter Verwendung von zeitgeschalteter Frequenzduplizierung

Country Status (15)

Country Link
US (1) US6185199B1 (de)
EP (1) EP1000471B1 (de)
JP (1) JP4216461B2 (de)
KR (1) KR100732255B1 (de)
CN (1) CN1130042C (de)
AR (1) AR016375A1 (de)
AT (1) ATE445938T1 (de)
AU (1) AU758292B2 (de)
CA (1) CA2297252A1 (de)
DE (1) DE69841240D1 (de)
HK (1) HK1032493A1 (de)
MY (1) MY132799A (de)
TW (1) TW406491B (de)
WO (1) WO1999005801A2 (de)
ZA (1) ZA986499B (de)

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KR100433901B1 (ko) * 1998-02-21 2004-11-06 삼성전자주식회사 이동통신시스템의시간스위칭송신다이버시티장치
US7027484B1 (en) * 1998-07-10 2006-04-11 Qualcomm Incorporated Method and apparatus for transmitting and receiving high speed data using code division multiple access channels
FR2782428B1 (fr) * 1998-08-12 2000-09-15 Alsthom Cge Alcatel Dispositif permettant des facteurs d'etalement differents tout en preservant un code d'embrouillage commun, notamment pour systeme cellulaire de radiocommunications mobiles du type a acces multiple par repartition de codes
US6741581B1 (en) 1998-09-22 2004-05-25 Hughes Electronics Corporation System and method for transmitting data in frame format using an R-Rake retransmission technique with blind identification of data frames
US6252865B1 (en) * 1998-10-02 2001-06-26 Qualcomm, Inc. Methods and apparatuses for fast power control of signals transmitted on a multiple access channel
US6274608B1 (en) 1999-04-20 2001-08-14 Novo Nordisk A/S Compounds, their preparation and use
US6671292B1 (en) * 1999-06-25 2003-12-30 Telefonaktiebolaget Lm Ericsson (Publ) Method and system for adaptive voice buffering
US7586949B1 (en) * 2000-04-03 2009-09-08 Nortel Networks Limited Interleaving data over frames communicated in a wireless channel
SE0003289D0 (sv) * 2000-05-18 2000-09-15 Ericsson Telefon Ab L M Radio receiver and channel estimator
US6845104B2 (en) * 2000-06-14 2005-01-18 Ipr Licensing, Inc. Receiver for time division multiplex system without explicit time slot assignment
AU2001288828A1 (en) * 2000-09-14 2002-03-26 Ensemble Communications, Inc. A system and method for wireless communication in a frequency division duplexingregion
US6847677B1 (en) * 2000-09-29 2005-01-25 Qualcomm, Incorporated Method and apparatus for efficient Walsh covering and summing of signals in a communication system
US7190683B2 (en) * 2000-10-27 2007-03-13 L-3 Communications Corporation Two-dimensional channel bonding in a hybrid CDMA/FDMA fixed wireless access system to provide finely variable rate channels
US6985510B2 (en) * 2000-12-22 2006-01-10 Qualcomm, Incorporated Method and system for data and voice transmission over shared and dedicated channels
US6731668B2 (en) * 2001-01-05 2004-05-04 Qualcomm Incorporated Method and system for increased bandwidth efficiency in multiple input—multiple output channels
KR100442603B1 (ko) * 2001-03-20 2004-08-02 삼성전자주식회사 고속 패킷 데이터 전송 이동통신시스템에서 패킷 데이터채널 및 패킷 데이터 제어 채널을 스크램블링하기 위한장치 및 방법
US20020181546A1 (en) * 2001-03-23 2002-12-05 Odenwalder Joseph P. Preamble channels
WO2003094445A1 (en) * 2002-05-03 2003-11-13 Nokia Corporation Method and circuitry for processing data
US20040223472A1 (en) * 2003-03-06 2004-11-11 Sankaran Sundar G. Data randomization in a wireless communication system
US7016698B2 (en) * 2003-06-26 2006-03-21 Motorola, Inc. Method and apparatus for mitigating power-control errors during a soft handoff in a wireless communication system
US6946981B1 (en) * 2003-12-29 2005-09-20 Intel Corporation Transmitter and method thereon
CN1780187B (zh) * 2004-11-19 2010-04-28 华为技术有限公司 一种分配沃尔什码的方法
US8059776B2 (en) 2005-01-14 2011-11-15 Thomson Licensing Method and system for sub-chip resolution for secondary cell search
WO2006078233A1 (en) * 2005-01-14 2006-07-27 Thomson Licensing Ram-based scrambling code generator for cdma
BRPI0519320A2 (pt) * 2005-01-14 2009-01-13 Thomson Licensing hardware pesquisador para realizar uma determinaÇço de càdigo de misturaÇço
US7515876B2 (en) * 2005-05-03 2009-04-07 Agere Systems Inc. Rake receiver with time-shared fingers
US8005153B2 (en) * 2006-01-25 2011-08-23 Texas Instruments Incorporated Method and apparatus for increasing the number of orthogonal signals using block spreading
US8179996B2 (en) * 2006-12-26 2012-05-15 Stmicroelectronics S.A. Method and device for decoding a signal
KR101405890B1 (ko) * 2008-01-24 2014-06-13 에스케이 텔레콤주식회사 수동상호변조를 제어 및 제거하는 주파수 분할 듀플렉싱장치 및 안테나 장치
CN104079515A (zh) * 2013-03-29 2014-10-01 华为技术有限公司 调制模式调整的方法及调制解调器
CN110474361B (zh) * 2019-07-02 2020-11-17 浙江大学 共用逆变电路实现dc/ac功率变换和电力线载波通信的方法

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Publication number Priority date Publication date Assignee Title
US4901307A (en) 1986-10-17 1990-02-13 Qualcomm, Inc. Spread spectrum multiple access communication system using satellite or terrestrial repeaters
US5027372A (en) * 1987-03-04 1991-06-25 National Semiconductor Corp. Differential phase shift keying modulator
US5109390A (en) 1989-11-07 1992-04-28 Qualcomm Incorporated Diversity receiver in a cdma cellular telephone system
US5101501A (en) 1989-11-07 1992-03-31 Qualcomm Incorporated Method and system for providing a soft handoff in communications in a cdma cellular telephone system
US5103459B1 (en) * 1990-06-25 1999-07-06 Qualcomm Inc System and method for generating signal waveforms in a cdma cellular telephone system
US5511073A (en) 1990-06-25 1996-04-23 Qualcomm Incorporated Method and apparatus for the formatting of data for transmission
IL100213A (en) * 1990-12-07 1995-03-30 Qualcomm Inc Mikrata Kedma phone system and its antenna distribution system
US5267261A (en) 1992-03-05 1993-11-30 Qualcomm Incorporated Mobile station assisted soft handoff in a CDMA cellular communications system
US5390166A (en) * 1993-07-14 1995-02-14 Motorola, Inc. Method for recovering a data signal using diversity in a radio frequency, time division multiple access communication system
CA2127616C (en) 1993-07-16 1999-02-09 Osamu Kato Mobile communication unit
ZA948134B (en) * 1993-10-28 1995-06-13 Quaqlcomm Inc Method and apparatus for performing handoff between sectors of a common base station
US5490165A (en) * 1993-10-28 1996-02-06 Qualcomm Incorporated Demodulation element assignment in a system capable of receiving multiple signals
KR960003102B1 (ko) * 1993-12-01 1996-03-04 재단법인 한국전자통신연구소 씨.디.엠.에이(cdma) 이동통신 기지국 변조장치의 채널 변조회로 및 그를 이용한 변조장치
US5497395A (en) * 1994-04-04 1996-03-05 Qualcomm Incorporated Method and apparatus for modulating signal waveforms in a CDMA communication system
US5724385A (en) * 1994-09-30 1998-03-03 Qualcomm Incorporated Serial linked interconnect for summation of multiple waveforms on a common channel
US5896368A (en) 1995-05-01 1999-04-20 Telefonaktiebolaget Lm Ericsson Multi-code compressed mode DS-CDMA systems and methods
US5764687A (en) 1995-06-20 1998-06-09 Qualcomm Incorporated Mobile demodulator architecture for a spread spectrum multiple access communication system
JP2737730B2 (ja) 1995-11-30 1998-04-08 日本電気株式会社 スペクトル拡散送受信機
US5768307A (en) * 1996-09-13 1998-06-16 Telefonaktiebolaget Lm Ericsson Coherent demodulation with decision-directed channel estimation for digital communication
US5991284A (en) * 1997-02-13 1999-11-23 Qualcomm Inc. Subchannel control loop
US5872774A (en) * 1997-09-19 1999-02-16 Qualcomm Incorporated Mobile station assisted timing synchronization in a CDMA communication system

Also Published As

Publication number Publication date
AU758292B2 (en) 2003-03-20
JP4216461B2 (ja) 2009-01-28
CN1130042C (zh) 2003-12-03
MY132799A (en) 2007-10-31
WO1999005801A2 (en) 1999-02-04
AR016375A1 (es) 2001-07-04
US6185199B1 (en) 2001-02-06
EP1000471B1 (de) 2009-10-14
WO1999005801A3 (en) 1999-05-14
TW406491B (en) 2000-09-21
EP1000471A2 (de) 2000-05-17
CN1271481A (zh) 2000-10-25
ZA986499B (en) 1999-02-03
CA2297252A1 (en) 1999-02-04
ATE445938T1 (de) 2009-10-15
HK1032493A1 (en) 2001-07-20
AU8663298A (en) 1999-02-16
JP2001511617A (ja) 2001-08-14
KR20010022211A (ko) 2001-03-15
KR100732255B1 (ko) 2007-06-25

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