KR830002629B1 - 전자식 동조장치 - Google Patents

전자식 동조장치 Download PDF

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Publication number
KR830002629B1
KR830002629B1 KR1019800003767A KR800003767A KR830002629B1 KR 830002629 B1 KR830002629 B1 KR 830002629B1 KR 1019800003767 A KR1019800003767 A KR 1019800003767A KR 800003767 A KR800003767 A KR 800003767A KR 830002629 B1 KR830002629 B1 KR 830002629B1
Authority
KR
South Korea
Prior art keywords
signal
channel
tuning
control signal
carrier
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
Application number
KR1019800003767A
Other languages
English (en)
Korean (ko)
Other versions
KR830003985A (ko
Inventor
굿챠일드 노리 헨더슨 죤
죠셉 매츠로 로버트
Original Assignee
알 씨 에이 코퍼레이션
에드워드 제이. 노오턴
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 알 씨 에이 코퍼레이션, 에드워드 제이. 노오턴 filed Critical 알 씨 에이 코퍼레이션
Publication of KR830003985A publication Critical patent/KR830003985A/ko
Application granted granted Critical
Publication of KR830002629B1 publication Critical patent/KR830002629B1/ko
Expired legal-status Critical Current

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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
    • H03J7/18—Automatic scanning over a band of frequencies
    • H03J7/20—Automatic scanning over a band of frequencies where the scanning is accomplished by varying the electrical characteristics of a non-mechanically adjustable element
    • H03J7/22—Automatic scanning over a band of frequencies where the scanning is accomplished by varying the electrical characteristics of a non-mechanically adjustable element in which an automatic frequency control circuit is brought into action after the scanning action has been stopped
    • 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
    • H03J1/0033—Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general using a central processing unit, e.g. a microprocessor for voltage synthesis with a D/A converter

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Channel Selection Circuits, Automatic Tuning Circuits (AREA)
  • Television Receiver Circuits (AREA)
KR1019800003767A 1979-09-28 1980-09-27 전자식 동조장치 Expired KR830002629B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US06/080,105 US4291413A (en) 1979-09-28 1979-09-28 Search type tuning system with direct address channel selection apparatus
US080105 1979-09-28
US80105 1979-09-28

Publications (2)

Publication Number Publication Date
KR830003985A KR830003985A (ko) 1983-06-30
KR830002629B1 true KR830002629B1 (ko) 1983-12-06

Family

ID=22155289

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019800003767A Expired KR830002629B1 (ko) 1979-09-28 1980-09-27 전자식 동조장치

Country Status (11)

Country Link
US (1) US4291413A (enExample)
JP (1) JPS5657323A (enExample)
KR (1) KR830002629B1 (enExample)
AT (1) AT385161B (enExample)
AU (1) AU540212B2 (enExample)
CA (1) CA1154098A (enExample)
DE (1) DE3036351C2 (enExample)
FI (1) FI75954C (enExample)
FR (1) FR2466904B1 (enExample)
GB (1) GB2060295B (enExample)
IT (1) IT1133820B (enExample)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4419767A (en) * 1980-11-27 1983-12-06 Pioneer Electronic Corporation Automatic digital control device for exact frequency tuning of a receiver
US4374437A (en) * 1980-12-29 1983-02-15 Zenith Radio Corporation Variable ramp speed TV tuning system for rapid channel tuning
US4525865A (en) * 1983-10-03 1985-06-25 General Electric Company Programmable radio
JPS6196833A (ja) * 1984-10-17 1986-05-15 Sony Corp テレビ受像機
US4727591A (en) * 1986-09-04 1988-02-23 Arvin Industries, Inc. Microprocessor controlled tuning system
US4823387A (en) * 1987-05-08 1989-04-18 Rca Licensing Corporation Television tuning system with provisions for tuning RF signals with scrambled video information
DE3852441T2 (de) * 1987-08-03 1995-06-29 Motorola Inc Automatisches Frequenzregelssystem.
AU605354B2 (en) * 1987-09-17 1991-01-10 Amskan Limited Signal locating apparatus
EP0307910A3 (en) * 1987-09-17 1990-11-22 Amskan Limited Signal locating apparatus
US4814887A (en) * 1988-05-23 1989-03-21 General Instrument Corporation Automatic frequency control
US5161023A (en) * 1990-09-24 1992-11-03 Thomson Consumer Electronics, Inc. Previous channel feature in a television receiver having multiple rf inputs
US5182646A (en) * 1990-09-24 1993-01-26 Thomson Consumer Electronics, Inc. Linkable scan lists for a television receiver
US5103314A (en) * 1990-09-24 1992-04-07 Thomson Consumer Electronics, Inc. Color-coded system for selection of rf input terminals and associated scan lists
US5483688A (en) * 1993-01-22 1996-01-09 Seiko Communications Holding N.V. Adaptive automatic antenna tuning method and apparatus
GB2280321B (en) * 1993-06-30 1998-06-10 Funai Electric Co Channel Selection Apparatus
US20060063503A1 (en) * 2002-06-17 2006-03-23 Koninklikle Phillips Electronics Nv Receiver and tuner with electronically tuned filter

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5340403B2 (enExample) * 1974-02-14 1978-10-27
GB1503334A (en) * 1974-02-25 1978-03-08 Matsushita Electric Industrial Co Ltd Tuning apparatus using a voltage-dependent reactance element
JPS5267201A (en) * 1975-12-01 1977-06-03 Matsushita Electric Ind Co Ltd Station selecting unit
US4155043A (en) * 1976-04-28 1979-05-15 Matsushita Electric Industrial Co. Ltd. Channel selection apparatus including a scanning system
US4093921A (en) * 1977-03-17 1978-06-06 Texas Instruments Incorporated Microcomputer processing approach for a non-volatile TV station memory tuning system
CA1142660A (en) * 1978-01-31 1983-03-08 Tatsuo Ito Electronic tuning radio receiver
US4264976A (en) * 1978-03-17 1981-04-28 Sanyo Electric Co., Ltd. Tuning control apparatus for digital tuner
NZ193794A (en) * 1979-05-30 1984-03-30 Rca Corp Channel identification in multiband sweep tuning system

Also Published As

Publication number Publication date
AU6261080A (en) 1981-04-09
AT385161B (de) 1988-02-25
FR2466904A1 (fr) 1981-04-10
JPS5657323A (en) 1981-05-19
FI75954B (fi) 1988-04-29
IT8024912A0 (it) 1980-09-25
FR2466904B1 (fr) 1985-10-18
FI75954C (fi) 1988-08-08
CA1154098A (en) 1983-09-20
DE3036351C2 (de) 1985-11-21
GB2060295A (en) 1981-04-29
DE3036351A1 (de) 1981-04-16
GB2060295B (en) 1983-06-29
FI802966A7 (fi) 1981-03-29
JPS6318895B2 (enExample) 1988-04-20
US4291413A (en) 1981-09-22
AU540212B2 (en) 1984-11-08
KR830003985A (ko) 1983-06-30
IT1133820B (it) 1986-07-24
ATA480180A (de) 1987-07-15

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