DE3066856D1 - Tuning control apparatus for a receiver - Google Patents

Tuning control apparatus for a receiver

Info

Publication number
DE3066856D1
DE3066856D1 DE8080303648T DE3066856T DE3066856D1 DE 3066856 D1 DE3066856 D1 DE 3066856D1 DE 8080303648 T DE8080303648 T DE 8080303648T DE 3066856 T DE3066856 T DE 3066856T DE 3066856 D1 DE3066856 D1 DE 3066856D1
Authority
DE
Germany
Prior art keywords
receiver
control apparatus
tuning control
tuning
control
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
DE8080303648T
Other languages
English (en)
Inventor
Shigehiko Ikeguchi
Kouzi Tanaka
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.)
Sanyo Electric Co Ltd
Original Assignee
Tokyo Sanyo Electric Co Ltd
Sanyo Electric 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 Tokyo Sanyo Electric Co Ltd, Sanyo Electric Co Ltd filed Critical Tokyo Sanyo Electric Co Ltd
Application granted granted Critical
Publication of DE3066856D1 publication Critical patent/DE3066856D1/de
Expired 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
    • H03J5/0272—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 used to preset a counter or a frequency divider in a phase locked loop, e.g. frequency synthesizer
    • H03J5/0281—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 used to preset a counter or a frequency divider in a phase locked loop, e.g. frequency synthesizer the digital values being held in an auxiliary non erasable memory
    • 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)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Channel Selection Circuits, Automatic Tuning Circuits (AREA)
  • Superheterodyne Receivers (AREA)
DE8080303648T 1979-10-16 1980-10-15 Tuning control apparatus for a receiver Expired DE3066856D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13398679A JPS5657324A (en) 1979-10-16 1979-10-16 Digital electronic tuning system

Publications (1)

Publication Number Publication Date
DE3066856D1 true DE3066856D1 (en) 1984-04-12

Family

ID=15117705

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8080303648T Expired DE3066856D1 (en) 1979-10-16 1980-10-15 Tuning control apparatus for a receiver

Country Status (4)

Country Link
US (1) US4394778A (de)
EP (1) EP0028100B1 (de)
JP (1) JPS5657324A (de)
DE (1) DE3066856D1 (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4476580A (en) * 1980-06-17 1984-10-09 Sanyo Electric Co., Ltd. Automatic continuous tuning control apparatus for a receiver
DE3137891A1 (de) * 1981-09-23 1983-04-07 Siemens AG, 1000 Berlin und 8000 München Empfaengerschaltung
JPS62117408A (ja) * 1985-11-18 1987-05-28 Casio Comput Co Ltd オ−トチユ−ニング装置
US4903329A (en) * 1987-06-15 1990-02-20 Motorola, Inc. Clamping circuit for a PLL tuning system
DE3837130A1 (de) 1988-11-02 1990-05-03 Thomson Brandt Gmbh Satelliten-rundfunkempfaenger
US5517678A (en) * 1988-11-02 1996-05-14 Deutsche Thomson-Brandt Gmbh Satellite radio receiver
JP3036763B2 (ja) * 1989-10-31 2000-04-24 三洋電機株式会社 Ａｍラジオ受信機
WO1994028682A2 (fr) * 1993-05-24 1994-12-08 Alexandr Mikhailovich Vasiliev Selecteur toutes ondes de canaux de television avec synthetiseur de frequences
JPH07273294A (ja) * 1994-03-31 1995-10-20 Fujitsu Ltd 半導体装置
EP0928060A1 (de) * 1997-12-31 1999-07-07 Koninklijke Philips Electronics N.V. Gleichspannungswandler mit verbessertem Wirkungsgrad
JP4219436B2 (ja) * 1998-02-17 2009-02-04 富士通株式会社 チューナ装置
US6775344B1 (en) 1999-04-02 2004-08-10 Storage Technology Corporation Dropout resistant phase-locked loop
WO2004004126A1 (en) * 2002-06-28 2004-01-08 Advanced Micro Devices, Inc. Phase-locked loop with automatic frequency tuning
KR100468360B1 (ko) * 2002-07-25 2005-01-27 인티그런트 테크놀로지즈(주) 수신 장치의 선형성 개선을 위한 하모닉 회로
GB2426879C (en) * 2003-12-12 2008-01-21 Qualcomm Inc A phase locked loop that sets gain automatically
US7539170B2 (en) * 2003-12-29 2009-05-26 Research In Motion Limited Optimized data reconnect
JP4325490B2 (ja) 2004-06-10 2009-09-02 株式会社デンソー ヘテロダイン受信機
US20090080559A1 (en) * 2005-05-11 2009-03-26 Michael Armbruster Antenna diversity by means of its through connection for receivers of digital radio signals
US7755437B2 (en) * 2005-08-24 2010-07-13 Qualcomm Incorporated Phase locked loop system having locking and tracking modes of operation

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3962640A (en) * 1974-09-09 1976-06-08 Texas Instruments Incorporated Frequency selection and control
IT1073074B (it) * 1975-11-14 1985-04-13 Rca Corp Sintetizzatore di frequenze televisive,per portanti di frequenza non standardizzata
US4078212A (en) * 1976-02-27 1978-03-07 Rca Corporation Dual mode frequency synthesizer for a television tuning apparatus
US4109283A (en) * 1976-05-21 1978-08-22 Rca Corporation Frequency counter for a television tuning system
US4031549A (en) * 1976-05-21 1977-06-21 Rca Corporation Television tuning system with provisions for receiving RF carrier at nonstandard frequency
US4023116A (en) * 1976-07-08 1977-05-10 Fairchild Camera And Instrument Corporation Phase-locked loop frequency synthesizer
US4077008A (en) * 1976-10-18 1978-02-28 Rca Corporation Phase locked loop tuning system with station scanning provisions
US4262364A (en) * 1978-02-27 1981-04-14 Tokyo Shibaura Denki Kabushiki Kaisha Electronic digital channel-selecting apparatus

Also Published As

Publication number Publication date
EP0028100B1 (de) 1984-03-07
JPS627728B2 (de) 1987-02-19
EP0028100A1 (de) 1981-05-06
JPS5657324A (en) 1981-05-19
US4394778A (en) 1983-07-19

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Legal Events

Date Code Title Description
8327 Change in the person/name/address of the patent owner

Owner name: SANYO ELECTRIC CO., LTD., MORIGUCHI, OSAKA, JP

8328 Change in the person/name/address of the agent

Free format text: MOLL, W., DIPL.-PHYS. DR.RER.NAT., 8000 MUENCHEN DELFS, K., DIPL.-ING. MENGDEHL, U., DIPL.-CHEM. DR.RER.NAT. NIEBUHR, H., DIPL.-PHYS. DR.PHIL.HABIL., PAT.-ANW., 2000 HAMBURG

8339 Ceased/non-payment of the annual fee