JP2003515976A5 - - Google Patents

Download PDF

Info

Publication number
JP2003515976A5
JP2003515976A5 JP2001540483A JP2001540483A JP2003515976A5 JP 2003515976 A5 JP2003515976 A5 JP 2003515976A5 JP 2001540483 A JP2001540483 A JP 2001540483A JP 2001540483 A JP2001540483 A JP 2001540483A JP 2003515976 A5 JP2003515976 A5 JP 2003515976A5
Authority
JP
Japan
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.)
Granted
Application number
JP2001540483A
Other versions
JP2003515976A (ja
JP4540284B2 (ja
Filing date
Publication date
Application filed filed Critical
Priority claimed from PCT/US2000/032009 external-priority patent/WO2001039454A1/en
Publication of JP2003515976A publication Critical patent/JP2003515976A/ja
Publication of JP2003515976A5 publication Critical patent/JP2003515976A5/ja
Application granted granted Critical
Publication of JP4540284B2 publication Critical patent/JP4540284B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

JP2001540483A 1999-11-23 2000-11-22 変化するグループ化係数を有するヒエラキカルｑａｍ伝送システム Expired - Fee Related JP4540284B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US16702399P 1999-11-23 1999-11-23
US60/167,023 1999-11-23
PCT/US2000/032009 WO2001039454A1 (en) 1999-11-23 2000-11-22 A hierarchical qam transmission system with varying grouping factor

Publications (3)

Publication Number Publication Date
JP2003515976A JP2003515976A (ja) 2003-05-07
JP2003515976A5 true JP2003515976A5 (ja) 2007-12-06
JP4540284B2 JP4540284B2 (ja) 2010-09-08

Family

ID=22605633

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2001540483A Expired - Fee Related JP4540284B2 (ja) 1999-11-23 2000-11-22 変化するグループ化係数を有するヒエラキカルｑａｍ伝送システム

Country Status (10)

Country Link
US (1) US7274653B1 (ja)
EP (1) EP1232623B1 (ja)
JP (1) JP4540284B2 (ja)
KR (1) KR100684233B1 (ja)
CN (1) CN100425044C (ja)
AU (1) AU2045701A (ja)
BR (2) BRPI0015782B1 (ja)
DE (1) DE60023337T2 (ja)
MX (1) MXPA02005141A (ja)
WO (1) WO2001039454A1 (ja)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100559545B1 (ko) 2003-04-08 2006-03-10 엘지전자 주식회사 단말기의 데이터통신 통화품질 개선 장치 및 그 방법
US7386056B2 (en) 2003-11-26 2008-06-10 Delphi Technologies, Inc. Method to increase performance of secondary data in a hierarchical modulation scheme
US7230998B2 (en) 2003-11-26 2007-06-12 Delphi Technologies, Inc. Method to increase performance of secondary data in a hierarchical modulation scheme
US7499696B2 (en) * 2003-11-26 2009-03-03 Delphi Technologies, Inc. Method to optimize hierarchical modulation for a diversity system
US8144800B2 (en) * 2004-09-18 2012-03-27 Broadcom Corporatino Downstream transmitter and cable modem receiver for 1024 QAM
US7830983B2 (en) 2005-03-01 2010-11-09 Delphi Technologies, Inc. Method to minimize degradation in a D-MPSK hierarchical modulation system
US7773697B2 (en) 2005-03-23 2010-08-10 Delphi Technologies, Inc. Method to demodulate amplitude offsets in a differential modulation system
US7697886B2 (en) * 2005-05-19 2010-04-13 Delphi Technologies, Inc. Method and system to increase available bandwidth in a time division multiplexing system
JP4700107B2 (ja) * 2005-06-29 2011-06-15 パナソニック株式会社 変調シンボルを生成する方法および送信装置、ならびに変調シンボルを生成させる命令を格納するコンピュータ可読媒体
US20070009064A1 (en) * 2005-07-07 2007-01-11 Zhijun Cai Method and apparatus to facilitate transmission of multiple data streams
KR100776976B1 (ko) * 2006-07-31 2007-11-21 전자부품연구원 데이터 가변적 통신 오율 제어 통신 시스템
KR100883348B1 (ko) * 2006-11-09 2009-02-11 한국전자통신연구원 계층변조 기반 수신 시스템에서의 채널 추정 장치 및 그방법
US7885289B2 (en) * 2006-12-19 2011-02-08 Lockheed Martin Corporation System and method for relaying turbo-coded piggyback messages
US8259848B2 (en) * 2007-06-08 2012-09-04 Qualcomm Incorporated Hierarchical modulation for communication channels in single-carrier frequency division multiple access
KR100901875B1 (ko) * 2007-07-19 2009-06-09 한국전자통신연구원 계층 변조 장치 및 방법
JP5168685B2 (ja) 2007-09-18 2013-03-21 独立行政法人情報通信研究機構 直交振幅変調信号発生装置
CN101494629A (zh) * 2008-01-24 2009-07-29 华为技术有限公司 获取符号映射分集、生成星座图、调制的方法和装置
US8675754B1 (en) 2009-08-19 2014-03-18 Qualcomm Incorporated Hybrid modulation schemes used in data communication
US8279916B2 (en) 2009-08-27 2012-10-02 Telefonaktiebolaget L M Ericsson (Publ) Equalization using serial localization with indecision
US8306102B2 (en) * 2009-08-27 2012-11-06 Telefonaktiebolaget L M Ericsson (Publ) Demodulation using serial localization with indecision
US8457254B2 (en) * 2009-08-27 2013-06-04 Telefonaktiebolaget L M Ericsson (Publ) Equalization and residual self-interference suppression using serial localization with indecision
US8355471B2 (en) * 2009-08-27 2013-01-15 Telefonaktiebolaget L M Ericsson (Publ) Joint demodulation and interference suppression using serial localization with indecision
US8396168B2 (en) * 2010-04-15 2013-03-12 Telefonaktiebolaget L M Ericsson (Publ) Channel estimation for equalizer using serial localization with indecision
CN102098267B (zh) * 2011-01-24 2014-06-25 中国科学院半导体研究所 高速超低功耗16qam发射装置
CN103493454A (zh) * 2011-04-14 2014-01-01 阿尔卡特朗讯 用于使用低阶调制器来实施高阶调制方案的方法和装置
KR101294788B1 (ko) 2013-02-14 2013-08-08 지씨티 세미컨덕터 인코포레이티드 단일 안테나를 통한 이중열 디지털 신호 송신 방법, 단일 안테나를 통한 이중열 디지털 신호 송신기 및 단일 안테나를 통한 이중열 디지털 신호 수신 방법
US20150117866A1 (en) * 2013-10-31 2015-04-30 Zte Corporation Quadrature amplitude modulation symbol mapping
WO2015099556A1 (ru) * 2013-12-23 2015-07-02 Общество С Ограниченной Ответственностью "Космонет" Метод передачи и приема сигналов кам (квадратурной амплитудной модуляции)
CN107210838B (zh) * 2015-01-14 2019-12-06 夏普株式会社 基站装置及终端装置
EP3355499B1 (en) * 2015-09-24 2021-10-06 Sony Group Corporation Apparatus, method, and program
US10097395B2 (en) * 2016-04-21 2018-10-09 Electronics And Telecommunications Research Institute Apparatus and method for transmitting and receiving signal based on QAM constellation
KR102012258B1 (ko) * 2016-04-21 2019-08-22 한국전자통신연구원 Qam 성상도에 기반한 신호 송수신 방법 및 장치
CN112534787B (zh) * 2018-08-08 2022-05-27 中兴通讯股份有限公司 无线通信的方法、无线通信装置、计算机可读介质

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2902246B2 (ja) * 1992-01-14 1999-06-07 富士通株式会社 マルチメディア多重伝送方式
EP0552034B1 (en) * 1992-01-14 2003-04-09 Fujitsu Limited Simultaneous transmission of data and analog voice-band signals
US5237292A (en) * 1992-07-01 1993-08-17 Space Systems/Loral Quadrature amplitude modulation system with compensation for transmission system characteristics
FR2697395B1 (fr) * 1992-10-22 1994-12-30 France Telecom Procédé de codage-décodage hiérarchique d'un signal numérique, et système correspondant utilisés en télévision numérique.
US5471508A (en) * 1993-08-20 1995-11-28 Hitachi America, Ltd. Carrier recovery system using acquisition and tracking modes and automatic carrier-to-noise estimation
US5815531A (en) * 1996-06-12 1998-09-29 Ericsson Inc. Transmitter for encoded data bits
US6253375B1 (en) * 1997-01-13 2001-06-26 Diva Systems Corporation System for interactively distributing information services
US6160855A (en) * 1997-02-06 2000-12-12 Mitsubishi Materials Corporation Digital modulation method and digital communication system
JP3741858B2 (ja) * 1998-03-19 2006-02-01 富士通株式会社 適応変調方式
US6597750B1 (en) * 1998-06-19 2003-07-22 Thomson Licensing S.A. Opposite polarization interference cancellation in satellite communication

Similar Documents

Publication Publication Date Title
BE2016C059I2 (ja)
BE2013C060I2 (ja)
BE2012C016I2 (ja)
BE2010C009I2 (ja)
BRPI0113420B8 (ja)
BRPI0113085B8 (ja)
JP2000282806A5 (ja)
AU2000236815A8 (ja)
BE2010C040I2 (ja)
CN300955183S (zh) 连接件
CN3137256S (ja)
CN3141006S (ja)
AU2000280388A8 (ja)
AU2000278560A8 (ja)
AU2000276986A8 (ja)
AU2000276891A8 (ja)
CL2001002979A1 (ja)
AU2000266391A8 (ja)
CN3134542S (ja)
CN3134731S (ja)
CN3134893S (ja)
CN3135488S (ja)
CN3135489S (ja)
CN3148891S (ja)
CN3138718S (ja)