AU2003221810A1 - Carrier recovery for dtv receivers - Google Patents

Carrier recovery for dtv receivers

Info

Publication number
AU2003221810A1
AU2003221810A1 AU2003221810A AU2003221810A AU2003221810A1 AU 2003221810 A1 AU2003221810 A1 AU 2003221810A1 AU 2003221810 A AU2003221810 A AU 2003221810A AU 2003221810 A AU2003221810 A AU 2003221810A AU 2003221810 A1 AU2003221810 A1 AU 2003221810A1
Authority
AU
Australia
Prior art keywords
carrier recovery
dtv receivers
dtv
receivers
recovery
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.)
Abandoned
Application number
AU2003221810A
Other languages
English (en)
Inventor
Richard W. Citta
Scott M. Lopresto
Jingsong Xia
Wenjun Zhang
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.)
Micronas Semiconductors Inc
Original Assignee
Linx Electronics Inc
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 Linx Electronics Inc filed Critical Linx Electronics Inc
Publication of AU2003221810A1 publication Critical patent/AU2003221810A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • 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
    • H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/06—Receivers
    • H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
    • 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
    • H04L2027/0057—Closed loops quadrature phase
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/02—Speed or phase control by the received code signals, the signals containing no special synchronisation information
    • H04L7/027—Speed or phase control by the received code signals, the signals containing no special synchronisation information extracting the synchronising or clock signal from the received signal spectrum, e.g. by using a resonant or bandpass circuit
    • 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)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
AU2003221810A 2002-04-04 2003-04-04 Carrier recovery for dtv receivers Abandoned AU2003221810A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US36971602P 2002-04-04 2002-04-04
US60/369,716 2002-04-04
PCT/US2003/010402 WO2003085852A1 (en) 2002-04-04 2003-04-04 Carrier recovery for dtv receivers

Publications (1)

Publication Number Publication Date
AU2003221810A1 true AU2003221810A1 (en) 2003-10-20

Family

ID=28791988

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2003221810A Abandoned AU2003221810A1 (en) 2002-04-04 2003-04-04 Carrier recovery for dtv receivers

Country Status (5)

Country Link
KR (1) KR20050007439A (zh)
CN (1) CN100592644C (zh)
AU (1) AU2003221810A1 (zh)
BR (1) BR0307918A (zh)
WO (1) WO2003085852A1 (zh)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6044083A (en) * 1995-10-20 2000-03-28 Zenith Electronics Corporation Synchronous code division multiple access communication system
US6005640A (en) * 1996-09-27 1999-12-21 Sarnoff Corporation Multiple modulation format television signal receiver system

Also Published As

Publication number Publication date
CN1650529A (zh) 2005-08-03
CN100592644C (zh) 2010-02-24
BR0307918A (pt) 2005-01-11
WO2003085852A1 (en) 2003-10-16
KR20050007439A (ko) 2005-01-18

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase