DE69127717T2 - Verfahren zur automatischen Frequenzabstimmung mit hoher Geschwindigkeit - Google Patents

Verfahren zur automatischen Frequenzabstimmung mit hoher Geschwindigkeit

Info

Publication number
DE69127717T2
DE69127717T2 DE69127717T DE69127717T DE69127717T2 DE 69127717 T2 DE69127717 T2 DE 69127717T2 DE 69127717 T DE69127717 T DE 69127717T DE 69127717 T DE69127717 T DE 69127717T DE 69127717 T2 DE69127717 T2 DE 69127717T2
Authority
DE
Germany
Prior art keywords
procedure
high speed
automatic frequency
frequency tuning
tuning
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
DE69127717T
Other languages
English (en)
Other versions
DE69127717D1 (de
Inventor
Tae-Seok Bae
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
Application granted granted Critical
Publication of DE69127717D1 publication Critical patent/DE69127717D1/de
Publication of DE69127717T2 publication Critical patent/DE69127717T2/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
    • 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
    • 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
    • H04B1/16—Circuits
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J1/00—Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general
    • H03J1/0008—Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general using a central processing unit, e.g. a microprocessor
    • H03J1/0091—Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general using a central processing unit, e.g. a microprocessor provided with means for scanning over a band of frequencies

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Channel Selection Circuits, Automatic Tuning Circuits (AREA)
  • Television Receiver Circuits (AREA)
DE69127717T 1990-04-28 1991-04-17 Verfahren zur automatischen Frequenzabstimmung mit hoher Geschwindigkeit Expired - Lifetime DE69127717T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019900006048A KR920009877B1 (ko) 1990-04-28 1990-04-28 고속 자동 주파수 동조방법

Publications (2)

Publication Number Publication Date
DE69127717D1 DE69127717D1 (de) 1997-10-30
DE69127717T2 true DE69127717T2 (de) 1998-05-07

Family

ID=19298497

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69127717T Expired - Lifetime DE69127717T2 (de) 1990-04-28 1991-04-17 Verfahren zur automatischen Frequenzabstimmung mit hoher Geschwindigkeit

Country Status (5)

Country Link
US (1) US5280640A (de)
EP (1) EP0455046B1 (de)
JP (1) JPH04229711A (de)
KR (1) KR920009877B1 (de)
DE (1) DE69127717T2 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR950001574B1 (ko) * 1992-02-29 1995-02-25 삼성전자주식회사 케이블 텔레비젼에서의 hrc 모드 수신시간 단축방법
KR960004515B1 (ko) * 1993-06-08 1996-04-06 엘지전자주식회사 티브이의 자동선국 인입범위 확장장치 및 그 방법
AU705213B2 (en) * 1995-06-06 1999-05-20 Terion, Inc. Determining propagating and clear frequency in wireless data communications network
US5734963A (en) * 1995-06-06 1998-03-31 Flash Comm, Inc. Remote initiated messaging apparatus and method in a two way wireless data communications network
US5765112A (en) * 1995-06-06 1998-06-09 Flash Comm. Inc. Low cost wide area network for data communication using outbound message specifying inbound message time and frequency
US5589844A (en) * 1995-06-06 1996-12-31 Flash Comm, Inc. Automatic antenna tuner for low-cost mobile radio
JP3068428U (ja) * 1999-10-22 2000-05-12 船井電機株式会社 テレビジョン受信装置
EP1104104A3 (de) * 1999-11-23 2003-05-14 Koninklijke Philips Electronics N.V. Verfahren zur Steuerung einer Phasenregelschleife
US7738610B2 (en) * 2005-08-31 2010-06-15 Honeywell International Inc. Method and apparatus for automatic alignment of notch filters
US8046015B2 (en) * 2007-07-20 2011-10-25 General Instrument Corporation Adaptive tuning to improve demodulator performance
WO2011159918A2 (en) * 2010-06-16 2011-12-22 Vasco Data Security, Inc. Mass storage device memory encryption methods, systems, and apparatus

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4271434A (en) * 1978-05-17 1981-06-02 Matsushita Electric Industrial Co., Ltd. Channel selector
US4397038A (en) * 1979-03-26 1983-08-02 Matsushita Electric Corporation Of America Frequency synthesizer tuning system for television receivers
JPS5732123A (en) * 1980-08-05 1982-02-20 Toshiba Corp Channel selector
US4357632A (en) * 1981-05-08 1982-11-02 Rca Corporation Search type tuning system with synchronization signal presence transition detector
US4364094A (en) * 1981-05-08 1982-12-14 Rca Corporation Digital arrangement for detecting a correct television synchronization signal output useful in a signal seeking tuning system
US4429415A (en) * 1981-11-30 1984-01-31 Rca Corporation Signal-seeking tuning system with signal loss protection for a television receiver
JPS59178013A (ja) * 1983-03-29 1984-10-09 Pioneer Electronic Corp 受信機の選局方法
JPS635669A (ja) * 1986-06-25 1988-01-11 Mitsubishi Electric Corp 選局装置
JP2685744B2 (ja) * 1986-08-20 1997-12-03 三菱電機株式会社 テレビジヨン信号選局装置
US4763195A (en) * 1987-05-08 1988-08-09 Rca Licensing Corporation Television tuning system with provisions for quickly locating active cable channels
US4897727A (en) * 1988-05-09 1990-01-30 Thomson Consumer Electronics, Inc. Television tuning system allowing rapid response to user initiated commands

Also Published As

Publication number Publication date
US5280640A (en) 1994-01-18
EP0455046B1 (de) 1997-09-24
JPH04229711A (ja) 1992-08-19
DE69127717D1 (de) 1997-10-30
EP0455046A3 (en) 1993-12-15
KR910019430A (ko) 1991-11-30
EP0455046A2 (de) 1991-11-06
KR920009877B1 (ko) 1992-11-02

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition