DE602004015607D1 - Igkeit zur verbesserung einer empfangsleistungsfähigkeit und signalverarbeitungsverfahren dafür - Google Patents

Igkeit zur verbesserung einer empfangsleistungsfähigkeit und signalverarbeitungsverfahren dafür

Info

Publication number
DE602004015607D1
DE602004015607D1 DE602004015607T DE602004015607T DE602004015607D1 DE 602004015607 D1 DE602004015607 D1 DE 602004015607D1 DE 602004015607 T DE602004015607 T DE 602004015607T DE 602004015607 T DE602004015607 T DE 602004015607T DE 602004015607 D1 DE602004015607 D1 DE 602004015607D1
Authority
DE
Germany
Prior art keywords
improving
efficiency
signal processing
processing method
method therefor
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 - Lifetime
Application number
DE602004015607T
Other languages
English (en)
Inventor
Joon-Soo Kim
Dong-Hoon Lee
Jung-Won Kwak
Chan-Sub Park
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Samsung Electronics Co Ltd
Original Assignee
Samsung Electronics Co Ltd
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 Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Publication of DE602004015607D1 publication Critical patent/DE602004015607D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • H04N19/89—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving methods or arrangements for detection of transmission errors at the decoder
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/04—Speed or phase control by synchronisation signals
    • H04L7/041—Speed or phase control by synchronisation signals using special codes as synchronising signal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0056—Systems characterized by the type of code used
    • H04L1/0064—Concatenated codes
    • H04L1/0065—Serial concatenated codes
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/238—Interfacing the downstream path of the transmission network, e.g. adapting the transmission rate of a video stream to network bandwidth; Processing of multiplex streams
    • H04N21/2383—Channel coding or modulation of digital bit-stream, e.g. QPSK modulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/438—Interfacing the downstream path of the transmission network originating from a server, e.g. retrieving encoded video stream packets from an IP network
    • H04N21/4382—Demodulation or channel decoding, e.g. QPSK demodulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/24—Systems for the transmission of television signals using pulse code modulation
    • 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
    • H04L2027/0044—Control loops for carrier regulation
    • H04L2027/0053—Closed loops
    • H04L2027/0055—Closed loops single phase

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
DE602004015607T 2003-07-15 2004-06-10 Igkeit zur verbesserung einer empfangsleistungsfähigkeit und signalverarbeitungsverfahren dafür Expired - Lifetime DE602004015607D1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US48692303P 2003-07-15 2003-07-15
KR1020030063384A KR20050008431A (ko) 2003-07-15 2003-09-09 수신 성능이 향상된 디지털 방송 송/수신 시스템 및 그의신호처리방법
PCT/KR2004/001384 WO2005006759A1 (en) 2003-07-15 2004-06-10 Digital broadcasting transmission/ reception capable of improving a receiving performance and a signal processing method thereof

Publications (1)

Publication Number Publication Date
DE602004015607D1 true DE602004015607D1 (de) 2008-09-18

Family

ID=36919596

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602004015607T Expired - Lifetime DE602004015607D1 (de) 2003-07-15 2004-06-10 Igkeit zur verbesserung einer empfangsleistungsfähigkeit und signalverarbeitungsverfahren dafür

Country Status (7)

Country Link
US (1) US20050013380A1 (de)
EP (1) EP1645134B1 (de)
KR (1) KR20050008431A (de)
CN (1) CN1820510A (de)
DE (1) DE602004015607D1 (de)
MX (1) MXPA06000512A (de)
WO (1) WO2005006759A1 (de)

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CA2562206C (en) 2005-10-05 2012-07-10 Lg Electronics Inc. A method and digital broadcast transmitter for transmitting a digital broadcast signal
CA2562220C (en) 2005-10-05 2013-06-25 Lg Electronics Inc. Method of processing traffic information and digital broadcast system
US7720062B2 (en) 2005-10-05 2010-05-18 Lg Electronics Inc. Method of processing traffic information and digital broadcasting system
CA2562202C (en) 2005-10-05 2013-06-18 Lg Electronics Inc. Method of processing traffic information and digital broadcast system
US7668209B2 (en) 2005-10-05 2010-02-23 Lg Electronics Inc. Method of processing traffic information and digital broadcast system
KR101276820B1 (ko) 2006-09-15 2013-06-18 엘지전자 주식회사 디지털 방송 시스템 및 데이터 처리 방법
US7840868B2 (en) 2005-10-05 2010-11-23 Lg Electronics Inc. Method of processing traffic information and digital broadcast system
CA2562209C (en) 2005-10-05 2011-11-22 Lg Electronics Inc. Method of processing traffic information and digital broadcast system
WO2007081102A1 (en) 2006-01-10 2007-07-19 Lg Electronics Inc. Digital broadcasting system and method of processing data
WO2007081108A1 (en) 2006-01-13 2007-07-19 Lg Electronics Inc. Digital broadcasting system and method of processing data
WO2007086654A1 (en) 2006-01-25 2007-08-02 Lg Electronics Inc. Digital broadcasting system and method of processing data
WO2007091779A1 (en) 2006-02-10 2007-08-16 Lg Electronics Inc. Digital broadcasting receiver and method of processing data
WO2007100184A1 (en) 2006-02-28 2007-09-07 Lg Electronics Inc. Digital broadcasting system and method of processing data
WO2007100186A1 (en) 2006-03-02 2007-09-07 Lg Electronics Inc. Digital broadcasting system and method of processing data
WO2007102654A1 (en) 2006-03-08 2007-09-13 Lg Electronics Inc. Digital broadcasting system and method of processing data
WO2007123302A1 (en) 2006-04-25 2007-11-01 Lg Electronics Inc. Digital broadcasting system and method of processing data
WO2007126196A1 (en) * 2006-04-29 2007-11-08 Lg Electronics Inc. Digital broadcasting system and method of processing data
WO2007126195A1 (en) 2006-04-29 2007-11-08 Lg Electronics Inc. Digital broadcasting system and method of transmitting/receiving data
WO2007136166A1 (en) 2006-05-23 2007-11-29 Lg Electronics Inc. Digital broadcasting system and method of processing data
WO2007136165A1 (en) 2006-05-23 2007-11-29 Lg Electronics Inc. Digital broadcasting system and method of processing data
MX2008016049A (es) 2006-06-15 2009-02-13 Lg Electronics Inc Sistema de radiodifusion digital y metodo de procesamiento de datos.
WO2007145411A1 (en) 2006-06-16 2007-12-21 Lg Electronics Inc. Digital broadcasting system and method of processing data
WO2007148863A1 (en) 2006-06-20 2007-12-27 Lg Electronics Inc. Digital broadcasting system and method of processing data
CA2656976C (en) 2006-07-07 2012-03-20 Lg Electronics Inc. Digital broadcasting system and method of processing data
CA2656881C (en) 2006-07-11 2012-08-07 Lg Electronics Inc. Channel equalizing method and apparatus, and receiving system
KR100763598B1 (ko) * 2006-09-29 2007-10-05 한국전자통신연구원 Ｄｖｂ 전송 시스템에서 위상 차등정보를 이용한 프레임동기 장치 및 그 방법
US7873104B2 (en) 2006-10-12 2011-01-18 Lg Electronics Inc. Digital television transmitting system and receiving system and method of processing broadcasting data
KR101285887B1 (ko) 2007-03-26 2013-07-11 엘지전자 주식회사 디지털 방송 시스템 및 데이터 처리 방법
US8457178B2 (en) * 2007-03-26 2013-06-04 Qualcomm Incorporated Frequency offset estimator
KR101253185B1 (ko) 2007-03-26 2013-04-10 엘지전자 주식회사 디지털 방송 시스템 및 데이터 처리 방법
KR101285888B1 (ko) 2007-03-30 2013-07-11 엘지전자 주식회사 디지털 방송 시스템 및 데이터 처리 방법
KR20080090784A (ko) 2007-04-06 2008-10-09 엘지전자 주식회사 전자 프로그램 정보 제어 방법 및 수신 장치
US8175203B2 (en) * 2007-06-15 2012-05-08 Intel Corporation Broadcast channel estimator
KR101405966B1 (ko) * 2007-06-26 2014-06-20 엘지전자 주식회사 디지털 방송 시스템 및 데이터 처리 방법
KR101456002B1 (ko) 2007-06-26 2014-11-03 엘지전자 주식회사 디지털 방송 시스템 및 데이터 처리 방법
WO2009005326A2 (en) 2007-07-04 2009-01-08 Lg Electronics Inc. Digital broadcasting system and method of processing data
US8433973B2 (en) 2007-07-04 2013-04-30 Lg Electronics Inc. Digital broadcasting system and method of processing data
KR101100224B1 (ko) * 2007-07-12 2011-12-28 엘지전자 주식회사 신호 송수신 장치 및 신호 송수신 방법
KR20090012180A (ko) * 2007-07-28 2009-02-02 엘지전자 주식회사 디지털 방송 시스템 및 데이터 처리 방법
US7646828B2 (en) 2007-08-24 2010-01-12 Lg Electronics, Inc. Digital broadcasting system and method of processing data in digital broadcasting system
KR101435843B1 (ko) 2007-08-24 2014-08-29 엘지전자 주식회사 디지털 방송 시스템 및 데이터 처리 방법
KR101556133B1 (ko) 2007-08-24 2015-09-30 엘지전자 주식회사 디지털 방송 시스템 및 데이터 처리 방법
US8099654B2 (en) 2007-08-24 2012-01-17 Lg Electronics Inc. Digital broadcasting system and method of processing data in the digital broadcasting system
KR100914715B1 (ko) 2009-01-16 2009-08-28 엘지전자 주식회사 디지털 방송 시스템 및 데이터 처리 방법
US8913566B1 (en) 2010-04-12 2014-12-16 Sprint Spectrum L.P. Using traffic channels to extend wireless coverage in poor pilot-signal conditions
CN111404853B (zh) * 2020-03-13 2021-03-02 西安电子科技大学 一种载波频偏估计方法、装置及计算机存储介质

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KR100320477B1 (ko) * 2000-01-12 2002-01-16 구자홍 디지털 텔레비전의 타이밍 복원 장치
KR100360622B1 (ko) * 2000-06-12 2002-11-13 주식회사 문화방송 엠펙 데이터 프레임과 이를 이용한 송수신 시스템
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Also Published As

Publication number Publication date
MXPA06000512A (es) 2006-04-05
KR20050008431A (ko) 2005-01-21
CN1820510A (zh) 2006-08-16
WO2005006759A1 (en) 2005-01-20
EP1645134B1 (de) 2008-08-06
EP1645134A1 (de) 2006-04-12
US20050013380A1 (en) 2005-01-20
EP1645134A4 (de) 2007-02-21

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition