EP1645126A4 - Senden/empfangen für digital-broadcast mit der fähigkeit zur verbesserung einer empfangsleistungsfähigkeit und signalverarbeitungsverfahren dafür - Google Patents

Senden/empfangen für digital-broadcast mit der fähigkeit zur verbesserung einer empfangsleistungsfähigkeit und signalverarbeitungsverfahren dafür

Info

Publication number
EP1645126A4
EP1645126A4 EP04773906A EP04773906A EP1645126A4 EP 1645126 A4 EP1645126 A4 EP 1645126A4 EP 04773906 A EP04773906 A EP 04773906A EP 04773906 A EP04773906 A EP 04773906A EP 1645126 A4 EP1645126 A4 EP 1645126A4
Authority
EP
European Patent Office
Prior art keywords
improving
signal processing
processing method
digital broadcasting
receiving performance
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.)
Withdrawn
Application number
EP04773906A
Other languages
English (en)
French (fr)
Other versions
EP1645126A1 (de
Inventor
Joon-Soo Kim
Donghoon 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
Priority claimed from KR1020030064001A external-priority patent/KR101018381B1/ko
Application filed by Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Publication of EP1645126A1 publication Critical patent/EP1645126A1/de
Publication of EP1645126A4 publication Critical patent/EP1645126A4/de
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • 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]
    • H04N21/20—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
    • H04N21/242—Synchronization processes, e.g. processing of PCR [Program Clock References]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/14—Picture signal circuitry for video frequency region
    • H04N5/21—Circuitry for suppressing or minimising disturbance, e.g. moiré or halo
    • H04N5/211—Ghost signal cancellation
    • 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
    • H04N21/41—Structure of client; Structure of client peripherals
    • H04N21/426—Internal components of the client ; Characteristics thereof

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
EP04773906A 2003-07-15 2004-06-10 Senden/empfangen für digital-broadcast mit der fähigkeit zur verbesserung einer empfangsleistungsfähigkeit und signalverarbeitungsverfahren dafür Withdrawn EP1645126A4 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US48691503P 2003-07-15 2003-07-15
KR1020030064001A KR101018381B1 (ko) 2003-07-15 2003-09-16 수신 성능이 향상된 디지털 방송 송/수신 시스템 및 그의신호처리방법
PCT/KR2004/001383 WO2005006750A1 (en) 2003-07-15 2004-06-10 Digital broadcasting transmission/ reception capable of improving a receiving performance and a signal processing method thereof

Publications (2)

Publication Number Publication Date
EP1645126A1 EP1645126A1 (de) 2006-04-12
EP1645126A4 true EP1645126A4 (de) 2011-04-13

Family

ID=34067493

Family Applications (1)

Application Number Title Priority Date Filing Date
EP04773906A Withdrawn EP1645126A4 (de) 2003-07-15 2004-06-10 Senden/empfangen für digital-broadcast mit der fähigkeit zur verbesserung einer empfangsleistungsfähigkeit und signalverarbeitungsverfahren dafür

Country Status (2)

Country Link
EP (1) EP1645126A4 (de)
WO (1) WO2005006750A1 (de)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5519730A (en) * 1990-06-12 1996-05-21 Jasper; Steven C. Communication signal having a time domain pilot component
US6307896B1 (en) * 1998-04-03 2001-10-23 Tektronix, Inc. Instrumentation receiver for digitally modulated radio frequency signals
CA2471124C (en) * 1999-04-02 2011-10-25 Ntt Docomo, Inc. Channel estimation device and method, demodulation device and method, and fading frequency decision device and method
KR100326120B1 (ko) * 1999-07-20 2002-03-07 윤종용 멀티 캐리어 코드분할다중접속 비동기전송모드의 송수신시스템
KR20010055543A (ko) * 1999-12-10 2001-07-04 박종섭 고화질 텔레비전의 티시엠을 이용한 브이에스비 송/수신장치

Non-Patent Citations (6)

* Cited by examiner, † Cited by third party
Title
BRYAN D A ET AL: "A DIGITAL VESTIGIAL-SIDEBAND (VSB) CHANNEL DECODER IC FOR DIGITAL TV", 19980801, vol. 44, no. 3, 1 August 1998 (1998-08-01), pages 811 - 816, XP011083677 *
FRANCO MAZZENGA: "Channel Estimation and Equalization for M-QAM Transmission with a Hidden Pilot Sequence", IEEE TRANSACTIONS ON BROADCASTING, IEEE SERVICE CENTER, PISCATAWAY, NJ, US, vol. 46, no. 2, 1 June 2000 (2000-06-01), XP011006121, ISSN: 0018-9316 *
G. ARMANAVICIUS: "Parameters of spread spectrum signals", ULTRAGARSAS, vol. 35, no. 2, 2000, pages 40 - 45, ISSN: 1392-2114, Retrieved from the Internet <URL:http://www.inzeko.ktu.lt/index.php/USnd/article/view/7974/3962> [retrieved on 20141119] *
HENRIQUE MIRANDA: "Pseudo Noise Sequences", 11 March 2002 (2002-03-11), pages 1 - 21, Retrieved from the Internet <URL:http://paginas.fe.up.pt/~hmiranda/cm/Pseudo_Noise_Sequences.pdf> [retrieved on 20141119] *
See also references of WO2005006750A1 *
TUGNAIT J K ET AL: "On channel estimation using superimposed training and first-order statistics", PROCEEDINGS OF INTERNATIONAL CONFERENCE ON ACOUSTICS, SPEECH AND SIGNAL PROCESSING (ICASSP'03) 6-10 APRIL 2003 HONG KONG, CHINA; [IEEE INTERNATIONAL CONFERENCE ON ACOUSTICS, SPEECH, AND SIGNAL PROCESSING (ICASSP)], 2003 IEEE INTERNATIONAL CONFERENCE, vol. 4, 6 April 2003 (2003-04-06), pages IV_624 - IV_627, XP010641237, ISBN: 978-0-7803-7663-2, DOI: 10.1109/ICASSP.2003.1202720 *

Also Published As

Publication number Publication date
WO2005006750A1 (en) 2005-01-20
EP1645126A1 (de) 2006-04-12

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Legal Events

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A4 Supplementary search report drawn up and despatched

Effective date: 20110311

17Q First examination report despatched

Effective date: 20110628

RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: SAMSUNG ELECTRONICS CO., LTD.

STAA Information on the status of an ep patent application or granted ep patent

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Effective date: 20180103