CA1005587A - Channel selecting apparatus - Google Patents

Channel selecting apparatus

Info

Publication number
CA1005587A
CA1005587A CA158,528A CA158518A CA1005587A CA 1005587 A CA1005587 A CA 1005587A CA 158518 A CA158518 A CA 158518A CA 1005587 A CA1005587 A CA 1005587A
Authority
CA
Canada
Prior art keywords
channel selecting
selecting apparatus
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.)
Expired
Application number
CA158,528A
Other languages
English (en)
Other versions
CA158518S (en
Inventor
Yoichi Sakamoto
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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
Priority claimed from JP10053371A external-priority patent/JPS528044B2/ja
Priority claimed from JP10053171A external-priority patent/JPS4865807A/ja
Priority claimed from JP46100534A external-priority patent/JPS5217361B2/ja
Priority claimed from JP10053271A external-priority patent/JPS528043B2/ja
Priority claimed from JP10052871A external-priority patent/JPS528041B2/ja
Priority claimed from JP10053571A external-priority patent/JPS4865823A/ja
Priority claimed from JP10052971A external-priority patent/JPS528042B2/ja
Priority claimed from JP10053071A external-priority patent/JPS526561B2/ja
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Application granted granted Critical
Publication of CA1005587A publication Critical patent/CA1005587A/en
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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Channel Selection Circuits, Automatic Tuning Circuits (AREA)
CA158,528A 1971-12-10 1972-12-08 Channel selecting apparatus Expired CA1005587A (en)

Applications Claiming Priority (8)

Application Number Priority Date Filing Date Title
JP10053371A JPS528044B2 (cs) 1971-12-10 1971-12-10
JP10053171A JPS4865807A (cs) 1971-12-10 1971-12-10
JP46100534A JPS5217361B2 (cs) 1971-12-10 1971-12-10
JP10053271A JPS528043B2 (cs) 1971-12-10 1971-12-10
JP10052871A JPS528041B2 (cs) 1971-12-10 1971-12-10
JP10053571A JPS4865823A (cs) 1971-12-10 1971-12-10
JP10052971A JPS528042B2 (cs) 1971-12-10 1971-12-10
JP10053071A JPS526561B2 (cs) 1971-12-10 1971-12-10

Publications (1)

Publication Number Publication Date
CA1005587A true CA1005587A (en) 1977-02-15

Family

ID=27572945

Family Applications (1)

Application Number Title Priority Date Filing Date
CA158,528A Expired CA1005587A (en) 1971-12-10 1972-12-08 Channel selecting apparatus

Country Status (7)

Country Link
US (1) US3822405A (cs)
AU (1) AU453531B2 (cs)
CA (1) CA1005587A (cs)
DE (1) DE2260266C3 (cs)
FR (1) FR2162643B1 (cs)
GB (1) GB1401690A (cs)
NL (1) NL166829C (cs)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3978411A (en) * 1973-11-30 1976-08-31 Matsushita Electric Industrial Co., Ltd. Sweep output generator having a frequency modulated local oscillator for the station selector of a television receiver
US3946319A (en) * 1974-05-03 1976-03-23 Zenith Radio Corporation All electronic digital tuner system with memory
US3924192A (en) * 1974-06-03 1975-12-02 Rca Corp Multiband random channel address crystal-lock tuning system
JPS5637728B2 (cs) * 1974-07-05 1981-09-02
US3943449A (en) * 1974-09-09 1976-03-09 Zenith Radio Corporation Multi-speed ramp for a varactor tuning system
US3968444A (en) * 1974-11-11 1976-07-06 Texas Instruments Incorporated Skip band tuner
DE2547038C3 (de) * 1975-10-21 1978-10-12 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Verfahren und Anordnung zur Reduzierung von durch Schaltvorgänge ausgelösten Empfangsstörungen bei Funkempfängern
IT1064110B (it) * 1976-03-09 1985-02-18 Voxson Spa Sistema di sintonia elettronica con memorizzazione digitale delle stazioni radio emittenti
DE2632025C3 (de) * 1976-07-16 1981-07-16 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Abstimmschaltung für Hochfrequenzempfangsgeräte mit einem Überlagerungsoszillator
CA1127782A (en) * 1977-10-14 1982-07-13 Shigeo Matsuura Channel selection apparatus tunable to destined frequency in short time
IT1107168B (it) 1978-06-26 1985-11-25 Indesit Perfezionamenti a dispositivi pr la selezione di un segnale
DE2945331C2 (de) * 1979-11-09 1984-05-30 Nixdorf Computer Ag, 4790 Paderborn Vorrichtung in einer Signal-oder Datenverarbeitungsanlage zur Einstellung einer Signalverarbeitungsschaltung

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2891157A (en) * 1952-11-24 1959-06-16 Servo Corp Of America Frequency control means
US2954465A (en) * 1958-08-07 1960-09-27 Cutler Hammer Inc Signal translation apparatus utilizing dispersive networks and the like, e.g. for panoramic reception, amplitude-controlling frequency response, signal frequency gating,frequency-time domain conversion, etc.
US3611152A (en) * 1967-07-25 1971-10-05 Matsushita Electric Industrial Co Ltd Stabilized automatic tuning receiver
US3641434A (en) * 1968-10-10 1972-02-08 Bendix Corp Wide-band crystal-controlled transceiver with remote digital tuning
US3651411A (en) * 1970-08-31 1972-03-21 Zenith Radio Corp Automatic-recycling signal-seeking voltage-controlled tuner
US3701951A (en) * 1971-01-05 1972-10-31 Emerson Electric Co Digital indicator for use with tunable electronic apparatus

Also Published As

Publication number Publication date
NL166829B (nl) 1981-04-15
DE2260266A1 (de) 1973-06-28
NL7216670A (cs) 1973-06-13
US3822405A (en) 1974-07-02
GB1401690A (en) 1975-07-30
AU453531B2 (en) 1974-10-03
DE2260266C3 (de) 1974-12-12
FR2162643A1 (cs) 1973-07-20
NL166829C (nl) 1981-09-15
AU4978372A (en) 1974-06-13
FR2162643B1 (cs) 1977-09-02
DE2260266B2 (cs) 1974-04-25

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