JPS5643824A - Channel selector - Google Patents

Channel selector

Info

Publication number
JPS5643824A
JPS5643824A JP11940779A JP11940779A JPS5643824A JP S5643824 A JPS5643824 A JP S5643824A JP 11940779 A JP11940779 A JP 11940779A JP 11940779 A JP11940779 A JP 11940779A JP S5643824 A JPS5643824 A JP S5643824A
Authority
JP
Japan
Prior art keywords
circuit
preset
television
broadcast
change
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.)
Pending
Application number
JP11940779A
Other languages
English (en)
Inventor
Shigeo Matsuura
Eisaku Akutsu
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP11940779A priority Critical patent/JPS5643824A/ja
Publication of JPS5643824A publication Critical patent/JPS5643824A/ja
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J5/00—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner
    • H03J5/02—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with variable tuning element having a number of predetermined settings and adjustable to a desired one of these settings
    • H03J5/0245—Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, in which no corresponding analogue value either exists or is preset, i.e. the tuning information is only available in a digital form
    • H03J5/0254—Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, in which no corresponding analogue value either exists or is preset, i.e. the tuning information is only available in a digital form the digital values being transfered to a D/A converter
    • H03J5/0263—Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, in which no corresponding analogue value either exists or is preset, i.e. the tuning information is only available in a digital form the digital values being transfered to a D/A converter the digital values being held in an auxiliary non erasable memory

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Channel Selection Circuits, Automatic Tuning Circuits (AREA)
JP11940779A 1979-09-19 1979-09-19 Channel selector Pending JPS5643824A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11940779A JPS5643824A (en) 1979-09-19 1979-09-19 Channel selector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11940779A JPS5643824A (en) 1979-09-19 1979-09-19 Channel selector

Publications (1)

Publication Number Publication Date
JPS5643824A true JPS5643824A (en) 1981-04-22

Family

ID=14760703

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11940779A Pending JPS5643824A (en) 1979-09-19 1979-09-19 Channel selector

Country Status (1)

Country Link
JP (1) JPS5643824A (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5831612A (ja) * 1981-08-19 1983-02-24 Matsushita Electric Ind Co Ltd テレビジヨン受像機の探局装置
JPS59194530A (ja) * 1983-04-20 1984-11-05 Matsushita Electric Ind Co Ltd 選局装置

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5831612A (ja) * 1981-08-19 1983-02-24 Matsushita Electric Ind Co Ltd テレビジヨン受像機の探局装置
JPH0125447B2 (ja) * 1981-08-19 1989-05-17 Matsushita Electric Ind Co Ltd
JPS59194530A (ja) * 1983-04-20 1984-11-05 Matsushita Electric Ind Co Ltd 選局装置

Similar Documents

Publication Publication Date Title
ES472904A1 (es) Aparato de sintonizacion para receptores de television
JPS5260514A (en) Tuner
CA1008571A (en) Electronic tuner for broadcast receiver
JPS5266305A (en) Frequency synthesizer tuner for television receiver
GB1521898A (en) Broadcast receiver channel selection system
GB1557776A (en) Television receiver having a channel selection circuit
JPS5643824A (en) Channel selector
JPS5689181A (en) Character multiplex broadcast receiving device
ATE121880T1 (de) Kombination eines autoradios mit anderen kommunikationsmitteln.
GB2015837A (en) Frequency synthesis control system
KR910019429A (ko) 다중방송방식 영상수신장치의 채널 선택방법
JPS55138930A (en) Tuner for television receiver
CA979504A (en) Broadcast channel selecting apparatus suited for all-channel electronic tuners
JPS56166621A (en) Channel selector of tuner
JPS5534507A (en) Electronic tuning television picture receiver
JPS6484911A (en) Digital tuner for radio receiver
JPS5269519A (en) Program control unit
JPS5337301A (en) Channel selecting and tuning mechanism for pushhbutton tuner
JPS56120276A (en) Television receiver for multichannel simultaneous display
JPS554162A (en) Channel selector
JPS5656082A (en) Television receiver
KR970019440A (ko) 방송국별 채널 일순회로
JPS5258316A (en) Tv receiver
JPS554112A (en) Recorder used combining with television receiver
JPS537102A (en) Channel selector