SG52292A1 - CLock signal generator for a digital television receiver - Google Patents

CLock signal generator for a digital television receiver

Info

Publication number
SG52292A1
SG52292A1 SG1996002344A SG1996002344A SG52292A1 SG 52292 A1 SG52292 A1 SG 52292A1 SG 1996002344 A SG1996002344 A SG 1996002344A SG 1996002344 A SG1996002344 A SG 1996002344A SG 52292 A1 SG52292 A1 SG 52292A1
Authority
SG
Singapore
Prior art keywords
clock signal
television receiver
information
narrowband
signal generator
Prior art date
Application number
SG1996002344A
Other languages
English (en)
Inventor
Hugh Edward White
Original Assignee
Rca Thomson Licensing Corp
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 Rca Thomson Licensing Corp filed Critical Rca Thomson Licensing Corp
Publication of SG52292A1 publication Critical patent/SG52292A1/en

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00—Automatic control of frequency or phase; Synchronisation
    • H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • H03L7/08—Details of the phase-locked loop
    • H03L7/14—Details of the phase-locked loop for assuring constant frequency when supply or correction voltages fail or are interrupted
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N11/00—Colour television systems
    • H04N11/24—High-definition television systems
    • H04N11/30—High-definition television systems with transmission of the extra information by means of quadrature 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
    • H04N21/41—Structure of client; Structure of client peripherals
    • H04N21/426—Internal components of the client ; Characteristics thereof
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00—Automatic control of frequency or phase; Synchronisation
    • H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • H03L7/08—Details of the phase-locked loop
    • H03L7/099—Details of the phase-locked loop concerning mainly the controlled oscillator of the loop
    • H03L7/0991—Details of the phase-locked loop concerning mainly the controlled oscillator of the loop the oscillator being a digital oscillator, e.g. composed of a fixed oscillator followed by a variable frequency divider
    • 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
    • H04N21/4384—Accessing a communication channel involving operations to reduce the access time, e.g. fast-tuning for reducing channel switching latency

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Circuits Of Receivers In General (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Television Systems (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Picture Signal Circuits (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Radio Transmission System (AREA)
SG1996002344A 1991-07-25 1992-05-15 CLock signal generator for a digital television receiver SG52292A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/735,750 US5175626A (en) 1991-07-25 1991-07-25 Apparatus providing a clock signal for a digital television receiver in response to a channel change

Publications (1)

Publication Number Publication Date
SG52292A1 true SG52292A1 (en) 1998-09-28

Family

ID=24957031

Family Applications (1)

Application Number Title Priority Date Filing Date
SG1996002344A SG52292A1 (en) 1991-07-25 1992-05-15 CLock signal generator for a digital television receiver

Country Status (20)

Country Link
US (1) US5175626A (zh)
EP (1) EP0595827B1 (zh)
JP (1) JP3301023B2 (zh)
KR (1) KR100234838B1 (zh)
CN (1) CN1041782C (zh)
AT (1) ATE156957T1 (zh)
AU (1) AU662537B2 (zh)
BR (1) BR9206281A (zh)
CA (1) CA2111115C (zh)
DE (1) DE69221623T2 (zh)
ES (1) ES2104926T3 (zh)
FI (1) FI940337A (zh)
MX (1) MX9204372A (zh)
MY (1) MY107034A (zh)
PL (1) PL168665B1 (zh)
PT (1) PT100722B (zh)
SG (1) SG52292A1 (zh)
TR (1) TR26778A (zh)
TW (1) TW197552B (zh)
WO (1) WO1993002525A1 (zh)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0555918A1 (en) * 1992-02-13 1993-08-18 Koninklijke Philips Electronics N.V. Extended television system
US5268761A (en) * 1992-08-19 1993-12-07 Rca Thomson Licensing Corporation Automatic gain control system for a high definition television signal receiver including an adaptive equalizer
US5386239A (en) * 1993-05-03 1995-01-31 Thomson Consumer Electronics, Inc. Multiple QAM digital television signal decoder
US5410368A (en) * 1993-12-29 1995-04-25 Zenith Electronics Corp. Carrier acquisition by applying substitute pilot to a synchronous demodulator during a start up interval
US5627604A (en) * 1994-04-04 1997-05-06 Zenith Electronics Corporation Stabilizing the lock up of a bi-phase stable FPLL by augmenting a recovered DC pilot
KR960013651B1 (ko) * 1994-04-12 1996-10-10 엘지전자 주식회사 에이치디티브이(hdtv) 수신기의 디씨(dc)보정장치
US5559562A (en) * 1994-11-01 1996-09-24 Ferster; William MPEG editor method and apparatus
KR100320450B1 (ko) * 1994-12-16 2002-06-20 구자홍 고선명티브이수상기의수신기동작상황검출장치
FI98026C (fi) * 1995-11-08 1997-03-25 Nokia Technology Gmbh Menetelmä QAM-vastaanottimen yhteydessä ja QAM-vastaanotin
US6377312B1 (en) * 1998-08-24 2002-04-23 Samsung Electronics Co., Ltd. Adaptive fractionally spaced equalizer for received radio transmissions with digital content, such as DTV signals
FR2785747B1 (fr) * 1998-11-09 2004-02-13 Commissariat Energie Atomique Filtre numerique a architecture parallele et recepteur de signaux a etalement de spectre utilisant un tel filtre
US6606129B1 (en) * 1998-12-04 2003-08-12 Samsung Electronics Co., Ltd. Digital filtering of DTV I-F signal to avoid low-end boost of the baseband signal resulting from in-phase synchrodyne
US6961370B2 (en) * 2001-03-29 2005-11-01 Acterna Sweep method using digital signals
WO2008099545A1 (ja) * 2007-02-16 2008-08-21 Panasonic Corporation 多チャンネル無線信号処理集積回路

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4622578A (en) * 1983-01-28 1986-11-11 At&T Bell Laboratories Fully compatible high definition television
US4633293A (en) * 1983-09-26 1986-12-30 Rca Corporation High definition television signal for film-television standards conversion system
US4535352A (en) * 1984-04-16 1985-08-13 At&T Bell Laboratories Technique for generating semi-compatible high definition television signals for transmission over two cable TV channels
US4835481A (en) * 1986-09-30 1989-05-30 Siemens Aktiengesellschaft Circuit arrangement for generating a clock signal which is synchronous in respect of frequency to a reference frequency
US4980899A (en) * 1988-06-21 1990-12-25 Siemens Ag Method and apparatus for synchronization of a clock signal generator particularly useful in a digital telecommunications exchange
US4980767A (en) * 1989-11-30 1990-12-25 At&T Bell Laboratories Technique for determining signal dispersion characteristics in communications systems
US5028885A (en) * 1990-08-30 1991-07-02 Motorola, Inc. Phase-locked loop signal generation system with control maintenance

Also Published As

Publication number Publication date
CN1041782C (zh) 1999-01-20
CN1069612A (zh) 1993-03-03
AU662537B2 (en) 1995-09-07
MX9204372A (es) 1993-02-01
FI940337A0 (fi) 1994-01-24
WO1993002525A1 (en) 1993-02-04
PT100722A (pt) 1994-05-31
CA2111115A1 (en) 1993-02-04
DE69221623T2 (de) 1997-12-18
MY107034A (en) 1995-08-30
PT100722B (pt) 1999-07-30
JP3301023B2 (ja) 2002-07-15
BR9206281A (pt) 1995-05-02
DE69221623D1 (de) 1997-09-18
TR26778A (tr) 1995-05-15
FI940337A (fi) 1994-01-24
EP0595827B1 (en) 1997-08-13
CA2111115C (en) 2002-04-16
AU1995192A (en) 1993-02-23
PL168665B1 (pl) 1996-03-29
EP0595827A1 (en) 1994-05-11
US5175626A (en) 1992-12-29
ES2104926T3 (es) 1997-10-16
TW197552B (zh) 1993-01-01
KR100234838B1 (ko) 1999-12-15
JPH06510643A (ja) 1994-11-24
ATE156957T1 (de) 1997-08-15

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