JP2003515976A5 - - Google Patents
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- 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
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- 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.)
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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 (cg-RX-API-DMAC10.html) | 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 (cg-RX-API-DMAC10.html) |
| EP (1) | EP1232623B1 (cg-RX-API-DMAC10.html) |
| JP (1) | JP4540284B2 (cg-RX-API-DMAC10.html) |
| KR (1) | KR100684233B1 (cg-RX-API-DMAC10.html) |
| CN (1) | CN100425044C (cg-RX-API-DMAC10.html) |
| AU (1) | AU2045701A (cg-RX-API-DMAC10.html) |
| BR (2) | BRPI0015782B1 (cg-RX-API-DMAC10.html) |
| DE (1) | DE60023337T2 (cg-RX-API-DMAC10.html) |
| MX (1) | MXPA02005141A (cg-RX-API-DMAC10.html) |
| WO (1) | WO2001039454A1 (cg-RX-API-DMAC10.html) |
Families Citing this family (33)
| 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 |
| 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 |
| US7386056B2 (en) | 2003-11-26 | 2008-06-10 | Delphi Technologies, Inc. | Method to increase performance of secondary data in a hierarchical modulation scheme |
| 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 |
| CN101213808B (zh) * | 2005-06-29 | 2012-12-05 | 松下电器产业株式会社 | 用于根据不同的码元映射方案而使用利用码元映射方案的码元映射器来生成调制码元的方法、以及用于生成码元映射方案的方法 |
| 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 |
| KR101107940B1 (ko) * | 2007-06-08 | 2012-01-25 | 콸콤 인코포레이티드 | 단일-캐리어 주파수 분할 다중 액세스에서 통신 채널들을 위한 계층적 변조 |
| 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 |
| US8355471B2 (en) * | 2009-08-27 | 2013-01-15 | Telefonaktiebolaget L M Ericsson (Publ) | Joint demodulation and interference suppression 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 |
| 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 |
| JP2014515226A (ja) * | 2011-04-14 | 2014-06-26 | アルカテル−ルーセント | 低次変調器を使用して高次変調方式を実施する方法および装置 |
| 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 |
| RU2641448C1 (ru) * | 2013-12-23 | 2018-01-17 | Общество С Ограниченной Ответственностью "Космонет" | Способ передачи и приема сигналов кам (квадратурной амплитудной модуляции) |
| EP3258626A4 (en) * | 2015-01-14 | 2018-10-31 | Sharp Kabushiki Kaisha | Base station device and terminal device |
| MX2018003363A (es) * | 2015-09-24 | 2018-05-30 | Sony Corp | Dispositivo, metodo, y programa. |
| KR102012258B1 (ko) * | 2016-04-21 | 2019-08-22 | 한국전자통신연구원 | Qam 성상도에 기반한 신호 송수신 방법 및 장치 |
| 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 |
| WO2020029128A1 (en) * | 2018-08-08 | 2020-02-13 | Zte Corporation | Multiple access schemes with interference mitigation |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0552034B1 (en) * | 1992-01-14 | 2003-04-09 | Fujitsu Limited | Simultaneous transmission of data and analog voice-band signals |
| 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 |
| 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 |
-
2000
- 2000-11-22 DE DE60023337T patent/DE60023337T2/de not_active Expired - Lifetime
- 2000-11-22 KR KR1020027006554A patent/KR100684233B1/ko not_active Expired - Lifetime
- 2000-11-22 BR BRPI0015782-1A patent/BRPI0015782B1/pt unknown
- 2000-11-22 JP JP2001540483A patent/JP4540284B2/ja not_active Expired - Fee Related
- 2000-11-22 EP EP00983743A patent/EP1232623B1/en not_active Expired - Lifetime
- 2000-11-22 BR BR0015782-1A patent/BR0015782A/pt not_active IP Right Cessation
- 2000-11-22 AU AU20457/01A patent/AU2045701A/en not_active Abandoned
- 2000-11-22 MX MXPA02005141A patent/MXPA02005141A/es active IP Right Grant
- 2000-11-22 US US10/130,589 patent/US7274653B1/en not_active Expired - Lifetime
- 2000-11-22 CN CNB008182876A patent/CN100425044C/zh not_active Expired - Lifetime
- 2000-11-22 WO PCT/US2000/032009 patent/WO2001039454A1/en not_active Ceased