NL7807667A - Televisie-afsteminrichting. - Google Patents
Televisie-afsteminrichting.Info
- Publication number
- NL7807667A NL7807667A NL7807667A NL7807667A NL7807667A NL 7807667 A NL7807667 A NL 7807667A NL 7807667 A NL7807667 A NL 7807667A NL 7807667 A NL7807667 A NL 7807667A NL 7807667 A NL7807667 A NL 7807667A
- Authority
- NL
- Netherlands
- Prior art keywords
- tuning device
- television tuning
- television
- tuning
- Prior art date
Links
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
-
- 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT68737/77A IT1116644B (it) | 1977-07-26 | 1977-07-26 | Dispositivo per la sintonizzazione di un televisore |
Publications (3)
Publication Number | Publication Date |
---|---|
NL7807667A true NL7807667A (nl) | 1979-01-30 |
NL189021B NL189021B (nl) | 1992-07-01 |
NL189021C NL189021C (nl) | 1992-12-01 |
Family
ID=11310430
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NLAANVRAGE7807667,A NL189021C (nl) | 1977-07-26 | 1978-07-18 | Televisie-afsteminrichting. |
Country Status (6)
Country | Link |
---|---|
US (1) | US4220973A (nl) |
DE (1) | DE2832185A1 (nl) |
FR (1) | FR2399170B1 (nl) |
GB (1) | GB2001813B (nl) |
IT (1) | IT1116644B (nl) |
NL (1) | NL189021C (nl) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4352208A (en) * | 1980-03-04 | 1982-09-28 | Motorola, Inc. | Automatic IF selectivity for radio receiver system |
US4398303A (en) * | 1981-11-30 | 1983-08-09 | Rca Corporation | Signal-seeking tuning system with automatic bandswitching for a television receiver |
JPS5980015A (ja) * | 1982-10-29 | 1984-05-09 | Pioneer Electronic Corp | チユ−ナの同調周波数設定動作指令発生装置 |
DE19932563A1 (de) * | 1999-07-13 | 2001-01-18 | Philips Corp Intellectual Pty | Tuner mit wenigstens einem ersten und einem zweiten Frequenzband |
US6801262B2 (en) * | 2001-07-02 | 2004-10-05 | John B. Adrain | Variable delay channel scan |
US8436946B2 (en) * | 2009-01-12 | 2013-05-07 | Sony Corporation | Method and system for scanning television systems using a first quick scan and a second slower scan |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3456197A (en) * | 1965-01-28 | 1969-07-15 | Philips Corp | Circuit arrangements for automatic signal-seeking |
DE2033478B2 (de) * | 1969-07-24 | 1974-03-21 | Zentrallaboratorium Fuer Rundfunkund Fernsehempfangstechnik, X 8060 Dresden | Schaltung zur automatischen elektronischen Sendersuchlaufabstimmung in einem Hochfrequenzempfanger |
US3825838A (en) * | 1972-08-03 | 1974-07-23 | Magnavox Co | Search tune detector circuit |
JPS5020528U (nl) * | 1973-06-20 | 1975-03-08 | ||
JPS5439937Y2 (nl) * | 1974-05-27 | 1979-11-26 | ||
DE2541299B2 (de) * | 1975-09-16 | 1978-05-18 | Texas Instruments Deutschland Gmbh, 8050 Freising | Schaltung zur Erzeugung einer treppenförmigen Abstimmspannung zum Abstimmen eines Empfängers |
-
1977
- 1977-07-26 IT IT68737/77A patent/IT1116644B/it active
-
1978
- 1978-07-18 GB GB787830217A patent/GB2001813B/en not_active Expired
- 1978-07-18 NL NLAANVRAGE7807667,A patent/NL189021C/nl not_active IP Right Cessation
- 1978-07-19 FR FR7821438A patent/FR2399170B1/fr not_active Expired
- 1978-07-21 DE DE19782832185 patent/DE2832185A1/de not_active Ceased
- 1978-07-26 US US05/927,978 patent/US4220973A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US4220973A (en) | 1980-09-02 |
FR2399170A1 (fr) | 1979-02-23 |
IT1116644B (it) | 1986-02-10 |
GB2001813B (en) | 1982-03-17 |
NL189021C (nl) | 1992-12-01 |
NL189021B (nl) | 1992-07-01 |
GB2001813A (en) | 1979-02-07 |
FR2399170B1 (fr) | 1985-10-25 |
DE2832185A1 (de) | 1979-02-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A85 | Still pending on 85-01-01 | ||
BA | A request for search or an international-type search has been filed | ||
BB | A search report has been drawn up | ||
BC | A request for examination has been filed | ||
CNR | Transfer of rights (patent application after its laying open for public inspection) |
Free format text: S.I.SV.EL. S.P.A. TE NONE. SOCIETA ITALIANA PER LO |
|
V4 | Lapsed because of reaching the maximum lifetime of a patent |
Free format text: 980718 |