FR2286550B1 - - Google Patents
Info
- Publication number
- FR2286550B1 FR2286550B1 FR7529122A FR7529122A FR2286550B1 FR 2286550 B1 FR2286550 B1 FR 2286550B1 FR 7529122 A FR7529122 A FR 7529122A FR 7529122 A FR7529122 A FR 7529122A FR 2286550 B1 FR2286550 B1 FR 2286550B1
- Authority
- FR
- France
- 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
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
- H03J5/0254—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 transfered to a D/A converter
- H03J5/0263—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 transfered to a D/A converter the digital values being held in an auxiliary non erasable memory
-
- 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
- H03J5/029—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 with channel skipping capability
Landscapes
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Channel Selection Circuits, Automatic Tuning Circuits (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US50896974A | 1974-09-25 | 1974-09-25 | |
| US05/508,968 US3968443A (en) | 1974-09-25 | 1974-09-25 | Solid state television channel selection system |
| US05/509,190 US3968440A (en) | 1974-09-25 | 1974-09-25 | Solid state television channel selection system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2286550A1 FR2286550A1 (fr) | 1976-04-23 |
| FR2286550B1 true FR2286550B1 (fr) | 1982-04-16 |
Family
ID=27414399
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7529122A Granted FR2286550A1 (fr) | 1974-09-25 | 1975-09-23 | Dispositif de selection de canaux de television et d'accord de recepteur de radiodiffusion |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JPS5839417B2 (fr) |
| DE (1) | DE2542829C2 (fr) |
| FR (1) | FR2286550A1 (fr) |
| GB (3) | GB1521898A (fr) |
| NL (1) | NL187510C (fr) |
Families Citing this family (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5227302A (en) * | 1975-08-27 | 1977-03-01 | Sony Corp | Station selecting device |
| GB1518712A (en) * | 1975-08-28 | 1978-07-26 | Sony Corp | Channel selecting apparatus |
| JPS5228203A (en) * | 1975-08-28 | 1977-03-03 | Sony Corp | Station selector unit |
| JPS5349920U (fr) * | 1976-09-29 | 1978-04-27 | ||
| DE2811032A1 (de) * | 1977-03-17 | 1978-09-28 | Texas Instruments Inc | Anordnung zum abstimmen eines rundfunkempfaengers |
| JPS5816764B2 (ja) * | 1977-03-31 | 1983-04-02 | 株式会社東芝 | 記憶回路制御装置 |
| JPS53139225U (fr) * | 1977-04-07 | 1978-11-04 | ||
| JPS53135505A (en) * | 1977-04-30 | 1978-11-27 | Sharp Corp | Automatic channel selection informing device for receiver |
| JPS5412202A (en) * | 1977-06-28 | 1979-01-29 | Sharp Corp | Automatic channel selector |
| JPS5456304A (en) * | 1977-06-30 | 1979-05-07 | Pioneer Electronic Corp | Channel selection indicator for electronic tuning receiver |
| US4156850A (en) * | 1977-08-29 | 1979-05-29 | Rca Corporation | Display system for facilitating the setup of a tuning system |
| JPS5453901A (en) * | 1977-10-07 | 1979-04-27 | Hitachi Ltd | Channel selector |
| US4164711A (en) * | 1977-10-31 | 1979-08-14 | Rca Corporation | Tuning system including a memory for storing tuning information with user controls arranged to facilitate its programming |
| CA1142660A (fr) * | 1978-01-31 | 1983-03-08 | Tatsuo Ito | Recepteur radio a syntonisateur electronique |
| JPS5937892B2 (ja) * | 1978-05-17 | 1984-09-12 | 松下電器産業株式会社 | 選局装置 |
| JPS5671325A (en) * | 1979-11-16 | 1981-06-13 | Pioneer Electronic Corp | Preset receiver of electronic type |
| JPS6414597A (en) * | 1987-07-03 | 1989-01-18 | Matsushita Refrigeration | Heat exchanging device |
| JPS6428494A (en) * | 1987-07-24 | 1989-01-31 | Matsushita Refrigeration | Heat exchanger |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3714585A (en) * | 1971-02-17 | 1973-01-30 | Regency Electronics | Scanning radio having rapid channel skipping capability |
| NL161009C (nl) * | 1971-07-23 | 1979-12-17 | Matsushita Electric Ind Co Ltd | Kanaalkiezer. |
| JPS555729B2 (fr) * | 1971-11-29 | 1980-02-08 | ||
| US3794925A (en) * | 1972-06-27 | 1974-02-26 | Gen Res Electronics Inc | Frequency-skipping system for a signal-seeking receiver |
| JPS4948218A (fr) * | 1972-09-13 | 1974-05-10 |
-
1975
- 1975-09-16 GB GB3800475A patent/GB1521898A/en not_active Expired
- 1975-09-16 GB GB2767376A patent/GB1521900A/en not_active Expired
- 1975-09-16 GB GB2767276A patent/GB1521899A/en not_active Expired
- 1975-09-23 JP JP50115464A patent/JPS5839417B2/ja not_active Expired
- 1975-09-23 FR FR7529122A patent/FR2286550A1/fr active Granted
- 1975-09-25 NL NL7511296A patent/NL187510C/xx not_active IP Right Cessation
- 1975-09-25 DE DE19752542829 patent/DE2542829C2/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1521898A (en) | 1978-08-16 |
| GB1521899A (en) | 1978-08-16 |
| JPS5839417B2 (ja) | 1983-08-30 |
| NL7511296A (nl) | 1976-03-29 |
| NL187510C (nl) | 1991-10-16 |
| GB1521900A (en) | 1978-08-16 |
| FR2286550A1 (fr) | 1976-04-23 |
| DE2542829A1 (de) | 1976-04-15 |
| DE2542829C2 (de) | 1987-04-30 |
| JPS5176901A (ja) | 1976-07-03 |