CA2019339A1 - Dispositif de selection de canaux - Google Patents

Dispositif de selection de canaux

Info

Publication number
CA2019339A1
CA2019339A1 CA2019339A CA2019339A CA2019339A1 CA 2019339 A1 CA2019339 A1 CA 2019339A1 CA 2019339 A CA2019339 A CA 2019339A CA 2019339 A CA2019339 A CA 2019339A CA 2019339 A1 CA2019339 A1 CA 2019339A1
Authority
CA
Canada
Prior art keywords
channel
channel selection
selecting apparatus
housed
channel selecting
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.)
Granted
Application number
CA2019339A
Other languages
English (en)
Other versions
CA2019339C (fr
Inventor
Masahiko Tsukagoshi
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.)
Toshiba Corp
Toshiba AVE Co Ltd
Original Assignee
Toshiba Corp
Toshiba Audio Video Engineering 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 Toshiba Corp, Toshiba Audio Video Engineering Co Ltd filed Critical Toshiba Corp
Publication of CA2019339A1 publication Critical patent/CA2019339A1/fr
Application granted granted Critical
Publication of CA2019339C publication Critical patent/CA2019339C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J7/00—Automatic frequency control; Automatic scanning over a band of frequencies
    • H03J7/02—Automatic frequency control
    • H03J7/04—Automatic frequency control where the frequency control is accomplished by varying the electrical characteristics of a non-mechanically adjustable element or where the nature of the frequency controlling element is not significant
    • H03J7/06—Automatic frequency control where the frequency control is accomplished by varying the electrical characteristics of a non-mechanically adjustable element or where the nature of the frequency controlling element is not significant using counters or frequency dividers
    • H03J7/065—Automatic frequency control where the frequency control is accomplished by varying the electrical characteristics of a non-mechanically adjustable element or where the nature of the frequency controlling element is not significant using counters or frequency dividers the counter or frequency divider being used in a phase locked loop
    • 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
    • H03J1/0041—Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general using a central processing unit, e.g. a microprocessor for frequency synthesis with counters or frequency dividers
    • H03J1/005—Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general using a central processing unit, e.g. a microprocessor for frequency synthesis with counters or frequency dividers in a loop

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Channel Selection Circuits, Automatic Tuning Circuits (AREA)
CA002019339A 1989-06-20 1990-06-20 Dispositif de selection de canaux Expired - Fee Related CA2019339C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP1158488A JP2795906B2 (ja) 1989-06-20 1989-06-20 選局装置
JP158488/1989 1989-06-20

Publications (2)

Publication Number Publication Date
CA2019339A1 true CA2019339A1 (fr) 1990-12-20
CA2019339C CA2019339C (fr) 1999-10-26

Family

ID=15672836

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002019339A Expired - Fee Related CA2019339C (fr) 1989-06-20 1990-06-20 Dispositif de selection de canaux

Country Status (3)

Country Link
US (1) US5034819A (fr)
JP (1) JP2795906B2 (fr)
CA (1) CA2019339C (fr)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2768712B2 (ja) * 1989-01-10 1998-06-25 株式会社東芝 選局装置
US5193005A (en) * 1989-05-01 1993-03-09 Kabushiki Kaisha Toshiba Channel selecting apparatus having a channel skip function
JP2773386B2 (ja) * 1990-05-16 1998-07-09 ソニー株式会社 モニタ・テレビジョン装置
KR940001977B1 (ko) * 1990-12-31 1994-03-12 삼성전자 주식회사 Tv의 미세조정 튜닝 데이타 메모리방법
US5581614A (en) * 1991-08-19 1996-12-03 Index Systems, Inc. Method for encrypting and embedding information in a video program
MY108201A (en) * 1991-12-13 1996-08-30 Thomson Consumer Electronics Automatic detection of kind of cable converter unit coupled to a VCR
US5317403A (en) * 1992-06-26 1994-05-31 Thomson Consumer Electronics, Inc. Favorite channel selection using extended keypress
US5365282A (en) * 1993-01-19 1994-11-15 Smart Vcr Limited Partnership Television system module with remote control code determination
US5734964A (en) * 1993-10-01 1998-03-31 Chaparral Communications Mass programmable FM stereo sound equalized assistive listening apparatus
KR0160687B1 (ko) * 1994-04-29 1999-01-15 김광호 저잡음 증폭기를 갖는 영상신호 수신상치
JP3319491B2 (ja) * 1995-01-19 2002-09-03 船井電機株式会社 放送波チャンネル同調方法
JPH0974534A (ja) * 1995-09-05 1997-03-18 Sony Corp 映像信号の磁気テープ記録再生装置
SG46174A1 (en) * 1996-01-10 1998-02-20 Philips Electronics Nv Tv/fm receiver for multi-media applications
JPH09284738A (ja) * 1996-04-09 1997-10-31 Ekushingu:Kk 有線テレビ放送用端末装置及び有線テレビ放送システム
KR20000051456A (ko) * 1999-01-22 2000-08-16 윤종용 채널번호 자동 메모리장치
JP3920575B2 (ja) * 2001-01-22 2007-05-30 三洋電機株式会社 デジタル放送受信機におけるチャンネル情報登録処理方法
JP2002232795A (ja) * 2001-01-31 2002-08-16 Funai Electric Co Ltd デジタル／アナログ放送受信機のチャンネル選択装置及び同装置を備えたデジタル／アナログ放送受信機
US6956623B1 (en) 2001-08-27 2005-10-18 At&T Corp. Method and system for automatically scanning television channels
US7643099B2 (en) * 2002-10-07 2010-01-05 Koninklijke Philips Electronics N.V. Television system with controlled tuning
JP2005167434A (ja) * 2003-12-01 2005-06-23 Orion Denki Kk 選局装置
KR20060068671A (ko) * 2004-12-16 2006-06-21 엘지전자 주식회사 디지털 티브이 및 그 채널설정방법
JP4586663B2 (ja) * 2005-07-26 2010-11-24 船井電機株式会社 放送信号受信装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61294979A (ja) * 1985-06-21 1986-12-25 Sony Corp テレビジヨン受像機の選局装置
JPH0746297B2 (ja) * 1985-08-23 1995-05-17 ソニー株式会社 電子機器
JPH0758884B2 (ja) * 1986-07-31 1995-06-21 ソニー株式会社 テレビ受像機
US4737993A (en) * 1987-01-21 1988-04-12 Rca Corporation Cable broadcast TV receiver with automatic channel search responsive to mode change
US4776038A (en) * 1987-01-21 1988-10-04 Rca Licensing Corporation Automatic air/cable mode selection apparatus for a television tuner
JPS63234678A (ja) * 1987-03-23 1988-09-29 Sony Corp テレビジヨン受像機
US4763195A (en) * 1987-05-08 1988-08-09 Rca Licensing Corporation Television tuning system with provisions for quickly locating active cable channels
US4860380A (en) * 1987-07-31 1989-08-22 General Electric Company Autoprogramming tuner apparatus

Also Published As

Publication number Publication date
US5034819A (en) 1991-07-23
JPH0323707A (ja) 1991-01-31
CA2019339C (fr) 1999-10-26
JP2795906B2 (ja) 1998-09-10

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Legal Events

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