FR2350004A1 - Selecteur de canaux - Google Patents

Selecteur de canaux

Info

Publication number: FR2350004A1
Authority: FR; France
Prior art keywords: channel selector; selector; channel
Prior art date: 1976-04-28
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

FR7712684A

Other languages

English (en)

Other versions

FR2350004B1 (fr

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.)

1976-04-28

Filing date

1977-04-27

Publication date

1977-11-25

1976-04-28 Priority claimed from JP4924276A external-priority patent/JPS52132601A/ja

1976-09-13 Priority claimed from JP11025576A external-priority patent/JPS5335309A/ja

1977-04-27 Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd

1977-11-25 Publication of FR2350004A1 publication Critical patent/FR2350004A1/fr

1982-07-09 Application granted granted Critical

1982-07-09 Publication of FR2350004B1 publication Critical patent/FR2350004B1/fr

Status Granted legal-status Critical Current

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
- H03J7/28—Automatic scanning over a band of frequencies where the scanning is accomplished by varying the electrical characteristics of a non-mechanically adjustable element using counters or frequency dividers

FR7712684A 1976-04-28 1977-04-27 Selecteur de canaux Granted FR2350004A1 (fr)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
JP4924276A JPS52132601A (en)	1976-04-28	1976-04-28	Tuning equipment
JP11025576A JPS5335309A (en)	1976-09-13	1976-09-13	Channel selection unit

Publications (2)

Publication Number	Publication Date
FR2350004A1 true FR2350004A1 (fr)	1977-11-25
FR2350004B1 FR2350004B1 (fr)	1982-07-09

Family

ID=26389620

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR7712684A Granted FR2350004A1 (fr)	1976-04-28	1977-04-27	Selecteur de canaux

Country Status (7)

Country	Link
US (1)	US4155043A (fr)
AU (1)	AU497586B2 (fr)
CA (1)	CA1092732A (fr)
DE (1)	DE2718746C2 (fr)
FR (1)	FR2350004A1 (fr)
GB (1)	GB1574330A (fr)
NL (1)	NL175487C (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS5925526B2 (ja) *	1979-05-16	1984-06-19	アルプス電気株式会社	選局装置
US4291413A (en) *	1979-09-28	1981-09-22	Rca Corporation	Search type tuning system with direct address channel selection apparatus
JPH0738719B2 (ja) *	1984-08-20	1995-04-26	パイオニア株式会社	Ｃａｔｖ端末のチャンネル設定装置
US4727591A (en) *	1986-09-04	1988-02-23	Arvin Industries, Inc.	Microprocessor controlled tuning system
US7558012B2 (en) *	2004-05-28	2009-07-07	Hitachi Global Storage Technologies Netherlands B.V.	Read/write channel embedded on-chip optimization
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
JP4690019B2 (ja) *	2004-11-18	2011-06-01	リーダー電子株式会社	チャンネル検出装置およびこれを備えたチューナ検査装置

Citations (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3913020A (en) *	1974-11-29	1975-10-14	Quasar Electronics Corp	Electronic television tuning system
US3946319A (en) *	1974-05-03	1976-03-23	Zenith Radio Corporation	All electronic digital tuner system with memory
US4004232A (en) *	1974-12-27	1977-01-18	Fujitsu Ten Ltd.	Radio receiver tuning control system
FR2334241A1 (fr) *	1975-12-01	1977-07-01	Matsushita Electric Ind Co Ltd	Appareil selecteur de canaux notamment pour recepteurs radiophoniques ou de television

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2320530C2 (de) *	1973-04-21	1982-10-21	Blaupunkt-Werke Gmbh, 3200 Hildesheim	Elektronische Sendersuchlaufautomatik für einen Rundfunkempfänger
JPS5325721B2 (fr) *	1973-11-07	1978-07-28
US3961261A (en) *	1974-03-14	1976-06-01	Tennelec, Inc.	Crystalless scanning radio receiver
US4004233A (en) *	1974-03-22	1977-01-18	Matsushita Electric Industrial Co., Ltd.	Search type tuning device
DE2437974C3 (de) *	1974-08-07	1979-04-26	Texas Instruments Deutschland Gmbh, 8050 Freising	Kanalsuch- und Kanalwählanordnung

1977
- 1977-04-18 US US05/788,402 patent/US4155043A/en not_active Expired - Lifetime
- 1977-04-20 GB GB16444/77A patent/GB1574330A/en not_active Expired
- 1977-04-20 AU AU24437/77A patent/AU497586B2/en not_active Expired
- 1977-04-22 CA CA276,818A patent/CA1092732A/fr not_active Expired
- 1977-04-25 NL NLAANVRAGE7704492,A patent/NL175487C/xx not_active IP Right Cessation
- 1977-04-27 DE DE2718746A patent/DE2718746C2/de not_active Expired
- 1977-04-27 FR FR7712684A patent/FR2350004A1/fr active Granted

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3946319A (en) *	1974-05-03	1976-03-23	Zenith Radio Corporation	All electronic digital tuner system with memory
US3913020A (en) *	1974-11-29	1975-10-14	Quasar Electronics Corp	Electronic television tuning system
US4004232A (en) *	1974-12-27	1977-01-18	Fujitsu Ten Ltd.	Radio receiver tuning control system
FR2334241A1 (fr) *	1975-12-01	1977-07-01	Matsushita Electric Ind Co Ltd	Appareil selecteur de canaux notamment pour recepteurs radiophoniques ou de television

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NV8087/69 *

Also Published As

Publication number	Publication date
NL7704492A (nl)	1977-11-01
DE2718746C2 (de)	1983-03-03
FR2350004B1 (fr)	1982-07-09
DE2718746A1 (de)	1977-11-17
CA1092732A (fr)	1980-12-30
GB1574330A (en)	1980-09-03
US4155043A (en)	1979-05-15
AU2443777A (en)	1978-10-26
NL175487C (nl)	1984-11-01
NL175487B (nl)	1984-06-01
AU497586B2 (en)	1978-12-21

Publication	Publication Date	Title
NL189893C (nl)	1993-08-16	Kanaalkiesinrichting.
SE7806394L (sv)	1979-03-23	Veljarsystem
NL188002C (nl)	1992-03-02	Kanaalkiesinrichting.
NL187881C (nl)	1992-02-03	Kanaalkiesinrichting.
NL188131C (nl)	1992-04-01	Kanaalkiesinrichting.
NL186548C (nl)	1990-12-17	Kanaalkiesinrichting.
NL171214C (nl)	1983-02-16	Kanaalkiesinrichting.
NL187946C (nl)	1992-02-17	Kanaalkiesinrichting.
FR2350004A1 (fr)	1977-11-25	Selecteur de canaux
SE433830B (sv)	1984-06-18	Kraftoverforing
NL187832C (nl)	1992-01-16	Kanaalkiesinrichting.
JPS535516A (en)	1978-01-19	Channel selector
AT362007B (de)	1981-04-27	Installationskanal
JPS5340218A (en)	1978-04-12	Mechanical channel selector
PL193859A1 (pl)	1978-06-05	Uklad wybieraka przystanku
JPS5284901A (en)	1977-07-14	Channel selector
JPS5379401A (en)	1978-07-13	Channel selector
JPS5339803A (en)	1978-04-12	Channel selector
JPS5366101A (en)	1978-06-13	Channel selector
JPS5375470A (en)	1978-07-04	Channel selector
JPS5286003A (en)	1977-07-16	Channel selector
JPS5287301A (en)	1977-07-21	Channel selector
JPS5320701A (en)	1978-02-25	Channel selector
JPS5293204A (en)	1977-08-05	Channel selector
JPS5336101A (en)	1978-04-04	Channel selector

Legal Events

Date	Code	Title	Description
1997-01-24	ST	Notification of lapse