FR2251956A1 - - Google Patents
Info
- Publication number
- FR2251956A1 FR2251956A1 FR7437895A FR7437895A FR2251956A1 FR 2251956 A1 FR2251956 A1 FR 2251956A1 FR 7437895 A FR7437895 A FR 7437895A FR 7437895 A FR7437895 A FR 7437895A FR 2251956 A1 FR2251956 A1 FR 2251956A1
- 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.)
- Granted
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
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Circuits Of Receivers In General (AREA)
- Channel Selection Circuits, Automatic Tuning Circuits (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19732357360 DE2357360C3 (de) | 1973-11-16 | Rundfunk- oder Fernsehempfangsgerät |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2251956A1 true FR2251956A1 (ru) | 1975-06-13 |
| FR2251956B1 FR2251956B1 (ru) | 1979-08-24 |
Family
ID=5898331
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7437895A Expired FR2251956B1 (ru) | 1973-11-16 | 1974-11-18 |
Country Status (3)
| Country | Link |
|---|---|
| AT (1) | AT353322B (ru) |
| FR (1) | FR2251956B1 (ru) |
| NL (1) | NL7414565A (ru) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2334240A1 (fr) * | 1975-07-24 | 1977-07-01 | Licentia Gmbh | Montage d'accord pour recepteurs haute frequence |
| FR2336827A2 (fr) * | 1975-12-22 | 1977-07-22 | Licentia Gmbh | Montage d'accord pour recepteurs haute frequence |
| FR2350733A1 (fr) * | 1976-05-03 | 1977-12-02 | Voxson Spa | Recepteur radio ou dispositif d'accord muni d'un organe de memorisation a semi-conducteurs, pour un grand nombre de frequences de reception |
-
1974
- 1974-11-08 NL NL7414565A patent/NL7414565A/xx not_active Application Discontinuation
- 1974-11-14 AT AT911574A patent/AT353322B/de not_active IP Right Cessation
- 1974-11-18 FR FR7437895A patent/FR2251956B1/fr not_active Expired
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2334240A1 (fr) * | 1975-07-24 | 1977-07-01 | Licentia Gmbh | Montage d'accord pour recepteurs haute frequence |
| FR2336827A2 (fr) * | 1975-12-22 | 1977-07-22 | Licentia Gmbh | Montage d'accord pour recepteurs haute frequence |
| FR2350733A1 (fr) * | 1976-05-03 | 1977-12-02 | Voxson Spa | Recepteur radio ou dispositif d'accord muni d'un organe de memorisation a semi-conducteurs, pour un grand nombre de frequences de reception |
Also Published As
| Publication number | Publication date |
|---|---|
| NL7414565A (nl) | 1975-05-21 |
| AT353322B (de) | 1979-11-12 |
| DE2357360B2 (de) | 1977-06-30 |
| FR2251956B1 (ru) | 1979-08-24 |
| ATA911574A (de) | 1979-04-15 |
| DE2357360A1 (de) | 1975-05-22 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |