MXPA00010470A - Metodo de estimacion de error de fase para un demodulador en un receptor de television de alta definicion. - Google Patents

Metodo de estimacion de error de fase para un demodulador en un receptor de television de alta definicion.

Info

Publication number
MXPA00010470A
MXPA00010470A MXPA00010470A MXPA00010470A MXPA00010470A MX PA00010470 A MXPA00010470 A MX PA00010470A MX PA00010470 A MXPA00010470 A MX PA00010470A MX PA00010470 A MXPA00010470 A MX PA00010470A MX PA00010470 A MXPA00010470 A MX PA00010470A
Authority
MX
Mexico
Prior art keywords
signal
synchronization
value
received
pilot
Prior art date
Application number
MXPA00010470A
Other languages
English (en)
Spanish (es)
Inventor
Reel Bouillet Aaron
Original Assignee
Thomson Licensing Sa
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 Thomson Licensing Sa filed Critical Thomson Licensing Sa
Publication of MXPA00010470A publication Critical patent/MXPA00010470A/es

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/015—High-definition television systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/02—Amplitude-modulated carrier systems, e.g. using on-off keying; Single sideband or vestigial sideband modulation
    • H04L27/06—Demodulator circuits; Receiver circuits
    • H04L27/066—Carrier recovery circuits
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0014—Carrier regulation
    • H04L2027/0024—Carrier regulation at the receiver end
    • H04L2027/0026—Correction of carrier offset
    • H04L2027/003—Correction of carrier offset at baseband only
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0014—Carrier regulation
    • H04L2027/0024—Carrier regulation at the receiver end
    • H04L2027/0026—Correction of carrier offset
    • H04L2027/0036—Correction of carrier offset using a recovered symbol clock
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0014—Carrier regulation
    • H04L2027/0044—Control loops for carrier regulation
    • H04L2027/0046—Open loops
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0014—Carrier regulation
    • H04L2027/0044—Control loops for carrier regulation
    • H04L2027/0063—Elements of loops
    • H04L2027/0067—Phase error detectors

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Multimedia (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Television Systems (AREA)
MXPA00010470A 1999-10-26 2000-10-25 Metodo de estimacion de error de fase para un demodulador en un receptor de television de alta definicion. MXPA00010470A (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/427,315 US6298100B1 (en) 1999-10-26 1999-10-26 Phase error estimation method for a demodulator in an HDTV receiver

Publications (1)

Publication Number Publication Date
MXPA00010470A true MXPA00010470A (es) 2002-07-22

Family

ID=23694335

Family Applications (1)

Application Number Title Priority Date Filing Date
MXPA00010470A MXPA00010470A (es) 1999-10-26 2000-10-25 Metodo de estimacion de error de fase para un demodulador en un receptor de television de alta definicion.

Country Status (5)

Country Link
US (1) US6298100B1 (https=)
JP (1) JP4518355B2 (https=)
KR (1) KR100651049B1 (https=)
CN (1) CN1172526C (https=)
MX (1) MXPA00010470A (https=)

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KR100258931B1 (ko) * 1997-06-17 2000-06-15 윤종용 수신신호 판별회로 및 그 방법
US6707861B1 (en) * 1999-10-26 2004-03-16 Thomson Licensing S.A. Demodulator for an HDTV receiver
US6636571B1 (en) * 1999-12-20 2003-10-21 Texas Instruments Incorporated Automatic frequency control system with improved argument approximation
US6879647B1 (en) * 2000-09-29 2005-04-12 Northrop Grumman Corporation Radio receiver AM-MSK processing techniques
US6993445B2 (en) * 2001-01-16 2006-01-31 Invensys Systems, Inc. Vortex flowmeter
KR100398884B1 (ko) * 2001-11-01 2003-09-19 삼성전자주식회사 다중 전송 경로를 통해 전송된 방송신호의 복원시발생하는 위상에러를 보상할 수 있는 디지털방송 수신기의에러복원장치
KR100407975B1 (ko) * 2002-02-27 2003-12-01 엘지전자 주식회사 반송파 복구 장치
KR100442255B1 (ko) * 2002-02-27 2004-07-30 엘지전자 주식회사 채널 등화 장치
KR100407976B1 (ko) * 2002-02-28 2003-12-01 엘지전자 주식회사 디지털 ｔｖ 수신기
EP1497977A4 (en) * 2002-04-19 2008-07-02 Thomson Licensing CHANNEL TREATMENT PROCESSING FOR A TV RECEIVER
KR20040006309A (ko) * 2002-07-11 2004-01-24 엘지전자 주식회사 디지털 ｔｖ 수신기에서의 ｖｓｂ 복조 장치
US7366265B2 (en) * 2002-08-29 2008-04-29 Thomson Licensing System for detecting the characteristics of a time varying multipath component
KR100486269B1 (ko) * 2002-10-07 2005-04-29 삼성전자주식회사 고 선명 텔레비전의 반송파 복구 장치 및 방법.
KR100510665B1 (ko) * 2002-12-28 2005-08-31 엘지전자 주식회사 디지털 ｔｖ의 위상 오차 추적 장치 및 방법
US7268825B2 (en) * 2003-04-01 2007-09-11 Thomson Licensing Llc Digital synchronizing generator
CN100340109C (zh) * 2003-09-26 2007-09-26 南京Lg新港显示有限公司 载波复原装置
CN1317875C (zh) * 2003-09-26 2007-05-23 南京Lg新港显示有限公司 载波复原装置
KR100525002B1 (ko) 2004-01-19 2005-10-31 삼성전자주식회사 파일럿 신호가 왜곡된 채널 환경에서도 반송파를 복조하기위한 알고리즘 및 그 복조 장치
JP4541403B2 (ja) 2004-03-22 2010-09-08 トムソン ライセンシング 通信システムにおける搬送波再生で使われる方法および装置
JP2007537660A (ja) * 2004-05-12 2007-12-20 トムソン ライセンシング 残留側波帯変調システムの複素相関器
DE602005004533T2 (de) * 2004-05-12 2009-01-15 Thomson Licensing Trägerphasen-mehrdeutigkeitskorrektur über gleichstromoffset
FR2877181B1 (fr) * 2004-10-12 2014-05-30 Samsung Electronics Co Ltd Recepteur de television numerique, procede de generation de signaux de synchronisation et detecteur de signal de synchronisation dans ce recepteur
KR100594296B1 (ko) * 2004-10-12 2006-06-30 삼성전자주식회사 디지털 텔레비전 수신 장치의 동기신호 검출기 및 그 방법
US7920602B2 (en) * 2005-05-23 2011-04-05 Samsung Electronics Co., Ltd. Method for formatting digital broadcast transport stream packet for improved receiving performance, digital broadcast transmitter, and signal processing method thereof
US20100045873A1 (en) * 2007-09-26 2010-02-25 Panasonic Corporation Vsb demodulating apparatus and television receiver
CN101742275B (zh) * 2009-12-04 2012-09-26 北京创毅视讯科技有限公司 一种电视广播中多径衰落信道的估计方法和装置
US8280330B2 (en) * 2009-12-30 2012-10-02 Quintic Holdings Crystal-less clock generation for radio frequency receivers
US8611407B2 (en) * 2011-11-01 2013-12-17 Intel Corporation Phase detection in digital communication receivers
WO2019098999A1 (en) * 2017-11-15 2019-05-23 Siemens Aktiengesellschaft Pulse width modulation control for a multilevel converter

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Publication number Priority date Publication date Assignee Title
EP0470827B1 (en) * 1990-08-08 1995-07-12 Sharp Kabushiki Kaisha Synchronizing signal selection circuit
JP3241098B2 (ja) * 1992-06-12 2001-12-25 株式会社東芝 多方式対応の受信装置
KR0124594B1 (ko) 1994-04-12 1997-12-01 구자홍 고선명 텔레비젼 수상기의 복조시스템
US5606579A (en) 1994-05-23 1997-02-25 Samsung Electronics Co., Ltd. Digital VSB detector with final IF carrier at submultiple of symbol rate, as for HDTV receiver
KR0157531B1 (ko) * 1995-07-14 1998-11-16 김광호 텔레비젼신호 수신기에서 디지탈 반송파 복구 장치 및 방법
KR0147661B1 (ko) * 1995-08-30 1998-09-15 김광호 데이타 세그먼트 동기 검출회로 및 그 방법
JPH09261285A (ja) * 1996-03-19 1997-10-03 Pioneer Electron Corp 多値ｖｓｂ復調器
KR100233658B1 (ko) 1996-10-21 1999-12-01 윤종용 고선명 텔레비젼 수신기의 반송파 복구시간을 줄이는 방법
WO1999023821A1 (en) 1997-10-31 1999-05-14 Thomson Licensing S.A. Network for eliminating dc offset in a received hdtv signal
CN1130899C (zh) * 1997-10-31 2003-12-10 汤姆森许可公司 处理含高清晰度视频数据残留边带调制信号的装置和方法

Also Published As

Publication number Publication date
KR100651049B1 (ko) 2006-11-28
JP2001168931A (ja) 2001-06-22
KR20010040073A (ko) 2001-05-15
US6298100B1 (en) 2001-10-02
CN1295402A (zh) 2001-05-16
JP4518355B2 (ja) 2010-08-04
CN1172526C (zh) 2004-10-20

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