IT974341B - Disposizione circuitale per ricerca automatica di trasmittente in apparecchi ricevitori televisivi - Google Patents
Disposizione circuitale per ricerca automatica di trasmittente in apparecchi ricevitori televisiviInfo
- Publication number
- IT974341B IT974341B IT55061/72A IT5506172A IT974341B IT 974341 B IT974341 B IT 974341B IT 55061/72 A IT55061/72 A IT 55061/72A IT 5506172 A IT5506172 A IT 5506172A IT 974341 B IT974341 B IT 974341B
- Authority
- IT
- Italy
- Prior art keywords
- circuit arrangement
- television receiver
- receiver devices
- automatic transmitter
- transmitter search
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
- H04N5/50—Tuning indicators; Automatic tuning control
-
- 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
-
- 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
- H03J7/24—Automatic scanning over a band of frequencies where the scanning is accomplished by varying the electrical characteristics of a non-mechanically adjustable element using varactors, i.e. voltage variable reactive diodes
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Television Receiver Circuits (AREA)
- Noise Elimination (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2203691A DE2203691C3 (de) | 1972-01-27 | 1972-01-27 | Schaltungsanordnung für eine Sendersuchlaufautomatik in Fernsehempfangsgeräten |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT974341B true IT974341B (it) | 1974-06-20 |
Family
ID=5834124
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT55061/72A IT974341B (it) | 1972-01-27 | 1972-12-27 | Disposizione circuitale per ricerca automatica di trasmittente in apparecchi ricevitori televisivi |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS5628072B2 (ro) |
| AT (1) | AT318725B (ro) |
| DE (1) | DE2203691C3 (ro) |
| FR (1) | FR2169110B1 (ro) |
| IT (1) | IT974341B (ro) |
| ZA (1) | ZA73563B (ro) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5821985B2 (ja) * | 1977-11-02 | 1983-05-06 | シャープ株式会社 | 自動選局装置の信号判別回路 |
-
1972
- 1972-01-27 DE DE2203691A patent/DE2203691C3/de not_active Expired
- 1972-12-27 IT IT55061/72A patent/IT974341B/it active
-
1973
- 1973-01-22 FR FR7302090A patent/FR2169110B1/fr not_active Expired
- 1973-01-25 JP JP1001173A patent/JPS5628072B2/ja not_active Expired
- 1973-01-25 ZA ZA730563A patent/ZA73563B/xx unknown
- 1973-01-26 AT AT70873A patent/AT318725B/de not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| ZA73563B (en) | 1973-10-31 |
| JPS4885033A (ro) | 1973-11-12 |
| FR2169110B1 (ro) | 1983-02-18 |
| AT318725B (de) | 1974-11-11 |
| DE2203691A1 (de) | 1973-08-09 |
| DE2203691C3 (de) | 1974-10-17 |
| FR2169110A1 (ro) | 1973-09-07 |
| JPS5628072B2 (ro) | 1981-06-29 |
| DE2203691B2 (de) | 1974-03-21 |
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