CN101689952B - 用于消除dvb-t/h接收机中公共相位误差的设备和方法 - Google Patents
用于消除dvb-t/h接收机中公共相位误差的设备和方法 Download PDFInfo
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- CN101689952B CN101689952B CN2007800535758A CN200780053575A CN101689952B CN 101689952 B CN101689952 B CN 101689952B CN 2007800535758 A CN2007800535758 A CN 2007800535758A CN 200780053575 A CN200780053575 A CN 200780053575A CN 101689952 B CN101689952 B CN 101689952B
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- Prior art keywords
- signal
- phase error
- receiver
- output signal
- spectrum shift
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- 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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/0202—Channel estimation
- H04L25/022—Channel estimation of frequency response
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/0202—Channel estimation
- H04L25/0224—Channel estimation using sounding signals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
- H04L25/03006—Arrangements for removing intersymbol interference
- H04L25/03159—Arrangements for removing intersymbol interference operating in the frequency domain
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2647—Arrangements specific to the receiver only
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/32—Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
- H04L27/34—Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems
- H04L27/38—Demodulator circuits; Receiver circuits
- H04L27/3845—Demodulator circuits; Receiver circuits using non - coherent demodulation, i.e. not using a phase synchronous carrier
- H04L27/3854—Demodulator circuits; Receiver circuits using non - coherent demodulation, i.e. not using a phase synchronous carrier using a non - coherent carrier, including systems with baseband correction for phase or frequency offset
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Circuits Of Receivers In General (AREA)
Abstract
Description
Claims (10)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/CN2007/002033 WO2009003306A1 (en) | 2007-06-29 | 2007-06-29 | Apparatus and method for removing common phase error in a dvb-t/h receiver |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101689952A CN101689952A (zh) | 2010-03-31 |
CN101689952B true CN101689952B (zh) | 2013-06-05 |
Family
ID=40225685
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2007800535758A Active CN101689952B (zh) | 2007-06-29 | 2007-06-29 | 用于消除dvb-t/h接收机中公共相位误差的设备和方法 |
Country Status (7)
Country | Link |
---|---|
US (1) | US8401097B2 (zh) |
EP (1) | EP2171896A4 (zh) |
JP (1) | JP4961038B2 (zh) |
KR (1) | KR101395686B1 (zh) |
CN (1) | CN101689952B (zh) |
BR (1) | BRPI0721774B1 (zh) |
WO (1) | WO2009003306A1 (zh) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8559490B2 (en) * | 2007-06-29 | 2013-10-15 | Thomson Licensing | Apparatus and method for removing common phase error in a DVB-T/H receiver |
BRPI0721774B1 (pt) | 2007-06-29 | 2020-01-28 | Interdigital Madison Patent Holdings | aparelho e método para remoção de erro de fase característico em um receptor tipo dvb-t/h |
KR101521881B1 (ko) * | 2009-04-24 | 2015-05-21 | 삼성전자주식회사 | 무선통신시스템에서 위상 에러를 보상하기 위한 장치 및 방법 |
TWI429295B (zh) * | 2009-05-20 | 2014-03-01 | Mstar Semiconductor Inc | 用來偵測一數位資料串流的電路及相關方法 |
JP2012227848A (ja) * | 2011-04-22 | 2012-11-15 | Sony Corp | 受信装置、受信方法、プログラム、および受信システム |
US10218548B1 (en) * | 2018-01-24 | 2019-02-26 | National Instruments Corporation | Wireless radio receiver that performs adaptive phase tracking |
US10218549B1 (en) | 2018-01-24 | 2019-02-26 | National Instruments Corporation | Wireless radio receiver that performs adaptive phase tracking |
CN109194594B (zh) * | 2018-08-28 | 2020-12-18 | 电子科技大学 | 一种基于连续载波聚合的相位噪声抑制方法 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1823490A (zh) * | 2003-07-18 | 2006-08-23 | 摩托罗拉公司 | 在ofdm网络中用于确定链路质量的方法和设备 |
Family Cites Families (44)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5184134A (en) * | 1991-11-27 | 1993-02-02 | Hughes Aircraft Company | Fast phase difference autofocus |
JPH09307526A (ja) * | 1996-05-17 | 1997-11-28 | Mitsubishi Electric Corp | デジタル放送受信機 |
US6130922A (en) | 1997-05-02 | 2000-10-10 | Lsi Logic Corporation | Demodulating digital video broadcast signals |
US6240146B1 (en) | 1997-05-02 | 2001-05-29 | Lsi Logic Corporation | Demodulating digital video broadcast signals |
JP4339959B2 (ja) | 1998-05-26 | 2009-10-07 | パナソニック株式会社 | Ofdm伝送のための変調装置、復調装置および伝送システム |
US6618352B1 (en) * | 1998-05-26 | 2003-09-09 | Matsushita Electric Industrial Co., Ltd. | Modulator, demodulator, and transmission system for use in OFDM transmission |
JP4285845B2 (ja) | 1999-07-27 | 2009-06-24 | 富士通テン株式会社 | 受信装置 |
CN1694446A (zh) | 1999-08-27 | 2005-11-09 | 三菱电机株式会社 | 同步脉冲产生方法及ofdm信号接收方法 |
US6985432B1 (en) | 2000-01-28 | 2006-01-10 | Zion Hadad | OFDM communication channel |
JP2001292124A (ja) | 2000-04-07 | 2001-10-19 | Sony Corp | 受信装置 |
JP4419271B2 (ja) * | 2000-04-21 | 2010-02-24 | ソニー株式会社 | 復調装置及び復調方法 |
JP4356203B2 (ja) | 2000-07-11 | 2009-11-04 | ソニー株式会社 | 復調装置及び復調方法 |
US6731690B2 (en) * | 2000-12-01 | 2004-05-04 | Motorola, Inc. | Methods and apparatus for transmultiplexing a multi-channel signal |
JP2002261729A (ja) * | 2001-03-06 | 2002-09-13 | Hitachi Ltd | Ofdm受信装置 |
US7023928B2 (en) | 2001-08-06 | 2006-04-04 | Lucent Technologies Inc. | Synchronization of a pilot assisted channel estimation orthogonal frequency division multiplexing system |
US7180965B2 (en) | 2001-12-12 | 2007-02-20 | Texas Instruments Incorporated | Phase estimation and compensation in orthogonal frequency division multiplex (OFDM) systems |
US20030128660A1 (en) * | 2002-01-09 | 2003-07-10 | Atsushi Ito | OFDM communications apparatus, OFDM communications method, and OFDM communications program |
JP4030896B2 (ja) | 2002-04-09 | 2008-01-09 | 三菱電機株式会社 | 無線伝送装置 |
JP2004007280A (ja) * | 2002-05-31 | 2004-01-08 | Toyo Commun Equip Co Ltd | 位相補正回路 |
DE10248507A1 (de) | 2002-10-11 | 2004-04-22 | IHP GmbH - Innovations for High Performance Microelectronics/Institut für innovative Mikroelektronik | Verfahren und Vorrichtung zur Fehlerkorrektur von Multiplex-Signalen |
KR100510861B1 (ko) * | 2003-01-18 | 2005-08-31 | 디지피아(주) | 직교 주파수 분할 다중 전송 시스템에서의 훈련 신호 결정방법 및 그 훈련 신호를 이용한 직교 주파수 분할 다중수신기와 수신 방법 |
US7684501B2 (en) | 2003-02-19 | 2010-03-23 | Realtek Semiconductor Corp. | Apparatus and method for carrier frequency offset and phase compensation in communication system |
US7203261B2 (en) | 2003-04-07 | 2007-04-10 | Qualcomm Incorporated | Phase locked loop for an OFDM system |
US7260055B2 (en) | 2003-05-30 | 2007-08-21 | Agency For Science, Technology, And Research | Method for reducing channel estimation error in an OFDM system |
KR20040110340A (ko) | 2003-06-18 | 2004-12-31 | 삼성전자주식회사 | 채널상태정보를 추출하여 에러정정에 이용하는tds-ofdm수신기 및 이를 이용한 에러정정방법 |
KR20050000260A (ko) | 2003-06-23 | 2005-01-03 | 삼성전자주식회사 | 채널상태정보를 추출하여 채널등화를 수행하는tds-ofdm수신기 및 이를 이용한 채널등화방법 |
JP4240214B2 (ja) | 2003-07-11 | 2009-03-18 | 日本電気株式会社 | 送信装置、受信装置、通信システムおよび多重タイミング補償方法 |
KR100510551B1 (ko) | 2003-10-10 | 2005-08-26 | 삼성전자주식회사 | Ofdm 신호 심볼의 공통 위상 에러(cpe)를 제거하는ofdm 디모듈레이터 및 그 cpe 제거 방법 |
US7539255B2 (en) * | 2004-06-23 | 2009-05-26 | Texas Insturments Incorporated | Using multiple pilot signals for timing error estimation in digital subscriber line communications |
US7668247B2 (en) | 2005-01-14 | 2010-02-23 | Texas Instruments Incorporated | Methods and systems for performing an overlap-and-add operation |
KR100752641B1 (ko) * | 2005-01-25 | 2007-08-29 | 삼성전자주식회사 | 데이터 서브캐리어를 이용하여 공통 위상을 추정하는ofdm 신호 수신기 및 방법 |
KR100770924B1 (ko) * | 2005-02-04 | 2007-10-26 | 삼성전자주식회사 | 무선 통신 시스템에서 주파수 오차 보상 장치 및 방법 |
JP2006246129A (ja) | 2005-03-04 | 2006-09-14 | Fujitsu Ltd | 伝送システム、送信装置及び受信装置 |
US7379445B2 (en) | 2005-03-31 | 2008-05-27 | Yongfang Guo | Platform noise mitigation in OFDM receivers |
US7474611B2 (en) | 2005-04-21 | 2009-01-06 | Telefonaktiebolaget L M Ericsson (Publ) | Reduced complexity channel estimation in OFDM systems |
US7177374B2 (en) | 2005-06-17 | 2007-02-13 | Broadcom Corporation | Apparatus and method for sampling frequency offset estimation and correction in a wireless communication system |
JP2006352746A (ja) * | 2005-06-20 | 2006-12-28 | Fujitsu Ltd | 直交周波数分割多重伝送用受信機 |
CN101455008B (zh) | 2006-04-03 | 2012-10-24 | 伟俄内克斯研究公司 | 用于超宽带通信系统的频偏校正 |
JP2008017143A (ja) | 2006-07-05 | 2008-01-24 | Toshiba Corp | 無線受信装置および方法 |
EP2080337B1 (en) * | 2006-10-18 | 2010-02-24 | Genesis Microchip, Inc. | Symbol synchronization using phase discontinuity for dvb-t systems in awgn channels |
US8098567B2 (en) | 2007-03-05 | 2012-01-17 | Qualcomm Incorporated | Timing adjustments for channel estimation in a multi carrier system |
US20080219332A1 (en) | 2007-03-05 | 2008-09-11 | Qualcomm Incorporated | Apparatus and methods accounting for automatic gain control in a multi carrier system |
US8559490B2 (en) * | 2007-06-29 | 2013-10-15 | Thomson Licensing | Apparatus and method for removing common phase error in a DVB-T/H receiver |
BRPI0721774B1 (pt) | 2007-06-29 | 2020-01-28 | Interdigital Madison Patent Holdings | aparelho e método para remoção de erro de fase característico em um receptor tipo dvb-t/h |
-
2007
- 2007-06-29 BR BRPI0721774A patent/BRPI0721774B1/pt active IP Right Grant
- 2007-06-29 KR KR1020097027310A patent/KR101395686B1/ko active IP Right Grant
- 2007-06-29 WO PCT/CN2007/002033 patent/WO2009003306A1/en active Application Filing
- 2007-06-29 US US12/452,407 patent/US8401097B2/en active Active
- 2007-06-29 CN CN2007800535758A patent/CN101689952B/zh active Active
- 2007-06-29 EP EP07721600A patent/EP2171896A4/en not_active Withdrawn
- 2007-06-29 JP JP2010513607A patent/JP4961038B2/ja active Active
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1823490A (zh) * | 2003-07-18 | 2006-08-23 | 摩托罗拉公司 | 在ofdm网络中用于确定链路质量的方法和设备 |
Also Published As
Publication number | Publication date |
---|---|
BRPI0721774B1 (pt) | 2020-01-28 |
EP2171896A4 (en) | 2012-06-06 |
KR20100024447A (ko) | 2010-03-05 |
US8401097B2 (en) | 2013-03-19 |
WO2009003306A1 (en) | 2009-01-08 |
BRPI0721774A2 (pt) | 2013-04-02 |
JP2010532114A (ja) | 2010-09-30 |
EP2171896A1 (en) | 2010-04-07 |
JP4961038B2 (ja) | 2012-06-27 |
CN101689952A (zh) | 2010-03-31 |
KR101395686B1 (ko) | 2014-05-15 |
US20100119013A1 (en) | 2010-05-13 |
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C06 | Publication | ||
PB01 | Publication | ||
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SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CP02 | Change in the address of a patent holder | ||
CP02 | Change in the address of a patent holder |
Address after: I Si Eli Murli Nor, France Patentee after: THOMSON LICENSING Address before: French Boulogne Patentee before: THOMSON LICENSING |
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Effective date of registration: 20190131 Address after: Paris France Patentee after: International Digital Madison Patent Holding Co. Address before: I Si Eli Murli Nor, France Patentee before: THOMSON LICENSING Effective date of registration: 20190131 Address after: I Si Eli Murli Nor, France Patentee after: THOMSON LICENSING Address before: I Si Eli Murli Nor, France Patentee before: THOMSON LICENSING |