KR100651049B1 - Ｈｄｔｖ 수신기의 복조기를 위한 위상 에러 추정 방법 - Google Patents

Ｈｄｔｖ 수신기의 복조기를 위한 위상 에러 추정 방법 Download PDF

Info

Publication number
KR100651049B1
KR100651049B1 KR1020000060234A KR20000060234A KR100651049B1 KR 100651049 B1 KR100651049 B1 KR 100651049B1 KR 1020000060234 A KR1020000060234 A KR 1020000060234A KR 20000060234 A KR20000060234 A KR 20000060234A KR 100651049 B1 KR100651049 B1 KR 100651049B1
Authority
KR
South Korea
Prior art keywords
signal
value
received
phase
pilot
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 - Fee Related
Application number
KR1020000060234A
Other languages
English (en)
Korean (ko)
Other versions
KR20010040073A (ko
Inventor
보우일리트아아론릴
Original Assignee
톰슨 라이센싱
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 톰슨 라이센싱 filed Critical 톰슨 라이센싱
Publication of KR20010040073A publication Critical patent/KR20010040073A/ko
Application granted granted Critical
Publication of KR100651049B1 publication Critical patent/KR100651049B1/ko
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Images

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)
KR1020000060234A 1999-10-26 2000-10-13 Ｈｄｔｖ 수신기의 복조기를 위한 위상 에러 추정 방법 Expired - Fee Related KR100651049B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/427,315 1999-10-26
US9/427,315 1999-10-26
US09/427,315 US6298100B1 (en) 1999-10-26 1999-10-26 Phase error estimation method for a demodulator in an HDTV receiver

Publications (2)

Publication Number Publication Date
KR20010040073A KR20010040073A (ko) 2001-05-15
KR100651049B1 true KR100651049B1 (ko) 2006-11-28

Family

ID=23694335

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020000060234A Expired - Fee Related KR100651049B1 (ko) 1999-10-26 2000-10-13 Ｈｄｔｖ 수신기의 복조기를 위한 위상 에러 추정 방법

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=)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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

Family Cites Families (10)

* Cited by examiner, † Cited by third party
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
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
MXPA00010470A (es) 2002-07-22

Similar Documents

Publication Publication Date Title
KR100651050B1 (ko) 잔류 측파대 변조된 신호를 처리하기 위한 방법 및 장치
KR100651049B1 (ko) Ｈｄｔｖ 수신기의 복조기를 위한 위상 에러 추정 방법
US6356598B1 (en) Demodulator for an HDTV receiver
US6233295B1 (en) Segment sync recovery network for an HDTV receiver
US6697098B1 (en) Co-channel interference detection network for an HDTV receiver
KR100564836B1 (ko) 수신된 잔류 측파대 방식(ｖｓｂ)으로 변조된 신호를 처리하기 위한 시스템에서 사용하기 위한 장치 및 방법
KR0163729B1 (ko) 디지탈 잔류 측파대 변조 통신 시스템의 위상 검출 방법 및 위상 트랙킹 루프 회로
KR100615538B1 (ko) 수신된 잔류 측파대(ｖｓｂ) 변조된 신호를 처리하기 위한 시스템에서 상관 기준 패턴을 제공하기 위한 장치 및 상관 기준 패턴을 사용하기 위한 방법
KR100508520B1 (ko) 수신된 잔류 측파대(vsb) 변조된 신호를 처리하기 위한 시스 템에서 사용하기 위한 장치 및 방법
JP4149664B2 (ja) 高精細度テレビジョン残留側波帯（ｖｓｂ）受信機
JP4980528B2 (ja) 高精細度テレビジョン受信機内における搬送波捕捉を助けるための選択的利得調節
JP4149663B2 (ja) 受信ｈｄｔｖ信号のｄｃオフセットを削除するためのネットワーク
KR100896275B1 (ko) 반송파 복구 장치 및 방법
WO2009091356A1 (en) Pseudo tone-based symbol timing recovery and carrier tracking loop detectors for vestigial sideband receivers
MXPA00004216A (en) Network for eliminating dc offset in a received hdtv signal
MXPA01004216A (en) Methods and compositions for the prevention of tolerance to medications
KR20000044160A (ko) 디지털 텔레비젼 수신장치의 타이밍 복원회로
MXPA00004217A (en) Co-channel interference detection network for an hdtv receiver

Legal Events

Date Code Title Description
PA0109 Patent application

St.27 status event code: A-0-1-A10-A12-nap-PA0109

PG1501 Laying open of application

St.27 status event code: A-1-1-Q10-Q12-nap-PG1501

A201 Request for examination
P11-X000 Amendment of application requested

St.27 status event code: A-2-2-P10-P11-nap-X000

P13-X000 Application amended

St.27 status event code: A-2-2-P10-P13-nap-X000

PA0201 Request for examination

St.27 status event code: A-1-2-D10-D11-exm-PA0201

P11-X000 Amendment of application requested

St.27 status event code: A-2-2-P10-P11-nap-X000

P13-X000 Application amended

St.27 status event code: A-2-2-P10-P13-nap-X000

PN2301 Change of applicant

St.27 status event code: A-3-3-R10-R13-asn-PN2301

St.27 status event code: A-3-3-R10-R11-asn-PN2301

E701 Decision to grant or registration of patent right
PE0701 Decision of registration

St.27 status event code: A-1-2-D10-D22-exm-PE0701

GRNT Written decision to grant
PR0701 Registration of establishment

St.27 status event code: A-2-4-F10-F11-exm-PR0701

PR1002 Payment of registration fee

St.27 status event code: A-2-2-U10-U11-oth-PR1002

Fee payment year number: 1

PG1601 Publication of registration

St.27 status event code: A-4-4-Q10-Q13-nap-PG1601

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 4

R18-X000 Changes to party contact information recorded

St.27 status event code: A-5-5-R10-R18-oth-X000

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 5

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 6

PN2301 Change of applicant

St.27 status event code: A-5-5-R10-R13-asn-PN2301

St.27 status event code: A-5-5-R10-R11-asn-PN2301

PN2301 Change of applicant

St.27 status event code: A-5-5-R10-R13-asn-PN2301

St.27 status event code: A-5-5-R10-R11-asn-PN2301

FPAY Annual fee payment

Payment date: 20121019

Year of fee payment: 7

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 7

FPAY Annual fee payment

Payment date: 20131018

Year of fee payment: 8

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 8

FPAY Annual fee payment

Payment date: 20141107

Year of fee payment: 9

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 9

FPAY Annual fee payment

Payment date: 20151016

Year of fee payment: 10

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 10

FPAY Annual fee payment

Payment date: 20161019

Year of fee payment: 11

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 11

LAPS Lapse due to unpaid annual fee
PC1903 Unpaid annual fee

St.27 status event code: A-4-4-U10-U13-oth-PC1903

Not in force date: 20171123

Payment event data comment text: Termination Category : DEFAULT_OF_REGISTRATION_FEE

PC1903 Unpaid annual fee

St.27 status event code: N-4-6-H10-H13-oth-PC1903

Ip right cessation event data comment text: Termination Category : DEFAULT_OF_REGISTRATION_FEE

Not in force date: 20171123

R18-X000 Changes to party contact information recorded

St.27 status event code: A-5-5-R10-R18-oth-X000