KR20080068833A - 저 신호 대 잡음비의 ａｔｓｃ 신호를 센싱하기 위한 장치및 방법 - Google Patents

저 신호 대 잡음비의 ａｔｓｃ 신호를 센싱하기 위한 장치및 방법 Download PDF

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Publication number
KR20080068833A
KR20080068833A KR1020087010488A KR20087010488A KR20080068833A KR 20080068833 A KR20080068833 A KR 20080068833A KR 1020087010488 A KR1020087010488 A KR 1020087010488A KR 20087010488 A KR20087010488 A KR 20087010488A KR 20080068833 A KR20080068833 A KR 20080068833A
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KR
South Korea
Prior art keywords
signal
atsc
received signal
channels
detector
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.)
Ceased
Application number
KR1020087010488A
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English (en)
Korean (ko)
Inventor
웬 까오
폴 고다드 크누트슨
조쉬아 로렌스 코슬로프
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 KR20080068833A publication Critical patent/KR20080068833A/ko
Ceased legal-status Critical Current

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H04N5/46—Receiver circuitry for the reception of television signals according to analogue transmission standards for receiving on more than one standard at will
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • 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
    • 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
    • H04N21/434—Disassembling of a multiplex stream, e.g. demultiplexing audio and video streams, extraction of additional data from a video stream; Remultiplexing of multiplex streams; Extraction or processing of SI; Disassembling of packetised elementary stream
    • H04N21/4345—Extraction or processing of SI, e.g. extracting service information from an MPEG stream
    • 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
    • H04N21/4383—Accessing a communication channel
    • 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]
    • H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client 
    • H04N21/61—Network physical structure; Signal processing
    • H04N21/6106—Network physical structure; Signal processing specially adapted to the downstream path of the transmission network
    • H04N21/6131—Network physical structure; Signal processing specially adapted to the downstream path of the transmission network involving transmission via a mobile phone network
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H04N5/455—Demodulation-circuits
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H04N5/50—Tuning indicators; Automatic tuning control
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
    • H04W16/14—Spectrum sharing arrangements between different networks
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N17/00—Diagnosis, testing or measuring for television systems or their details
    • H04N17/04—Diagnosis, testing or measuring for television systems or their details for receivers

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Circuits Of Receivers In General (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Television Systems (AREA)
KR1020087010488A 2005-11-04 2006-06-05 저 신호 대 잡음비의 ａｔｓｃ 신호를 센싱하기 위한 장치및 방법 Ceased KR20080068833A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US73371305P 2005-11-04 2005-11-04
US60/733,713 2005-11-04

Publications (1)

Publication Number Publication Date
KR20080068833A true KR20080068833A (ko) 2008-07-24

Family

ID=37256919

Family Applications (2)

Application Number Title Priority Date Filing Date
KR1020087010488A Ceased KR20080068833A (ko) 2005-11-04 2006-06-05 저 신호 대 잡음비의 ａｔｓｃ 신호를 센싱하기 위한 장치및 방법
KR1020087010146A Expired - Fee Related KR101375571B1 (ko) 2005-11-04 2006-11-01 낮은 신호대 잡음비의 ａｔｓｃ 신호를 감지하기 위한 장치및 방법

Family Applications After (1)

Application Number Title Priority Date Filing Date
KR1020087010146A Expired - Fee Related KR101375571B1 (ko) 2005-11-04 2006-11-01 낮은 신호대 잡음비의 ａｔｓｃ 신호를 감지하기 위한 장치및 방법

Country Status (9)

Country Link
US (2) US20090161024A1 (enExample)
EP (2) EP1949715A1 (enExample)
JP (2) JP4979025B2 (enExample)
KR (2) KR20080068833A (enExample)
CN (2) CN101310552A (enExample)
BR (2) BRPI0618248A2 (enExample)
CA (2) CA2627462A1 (enExample)
TW (2) TW200723803A (enExample)
WO (2) WO2007053195A1 (enExample)

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CN101682845B (zh) * 2007-06-15 2013-06-05 汤姆逊许可证公司 通过测量功率谱密度(psd)和循环谱检测包含正弦波成分的信号
US7792156B1 (en) * 2008-01-10 2010-09-07 Rosum Corporation ATSC transmitter identifier signaling
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Also Published As

Publication number Publication date
US20090161024A1 (en) 2009-06-25
BRPI0618230A2 (pt) 2011-08-23
CA2627462A1 (en) 2007-05-10
JP2009515438A (ja) 2009-04-09
WO2007053195A1 (en) 2007-05-10
CN101300833A (zh) 2008-11-05
EP1949715A1 (en) 2008-07-30
EP1952626A1 (en) 2008-08-06
JP4979025B2 (ja) 2012-07-18
KR20080065274A (ko) 2008-07-11
CN101310552A (zh) 2008-11-19
TW200740229A (en) 2007-10-16
CA2627438A1 (en) 2007-05-18
JP2009515423A (ja) 2009-04-09
TW200723803A (en) 2007-06-16
JP5006884B2 (ja) 2012-08-22
US20090153748A1 (en) 2009-06-18
CA2627438C (en) 2014-10-14
BRPI0618248A2 (pt) 2011-08-23
WO2007056080A1 (en) 2007-05-18
KR101375571B1 (ko) 2014-03-18

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