IT1025561B - Dispositivo per la programmazione di memorie digitali con una usci ta analogia per l impiego in ricevitori radio o televisivi - Google Patents
Dispositivo per la programmazione di memorie digitali con una usci ta analogia per l impiego in ricevitori radio o televisiviInfo
- Publication number
- IT1025561B IT1025561B IT29267/74A IT2926774A IT1025561B IT 1025561 B IT1025561 B IT 1025561B IT 29267/74 A IT29267/74 A IT 29267/74A IT 2926774 A IT2926774 A IT 2926774A IT 1025561 B IT1025561 B IT 1025561B
- Authority
- IT
- Italy
- Prior art keywords
- radio
- television receivers
- analogue output
- digital memories
- programming digital
- 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
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Channel Selection Circuits, Automatic Tuning Circuits (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2356858A DE2356858C2 (de) | 1973-11-14 | 1973-11-14 | Schaltung zum Programmieren digitaler Speicher mit Analogausgang in Fernseh- oder Rundfunkempfängern |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1025561B true IT1025561B (it) | 1978-08-30 |
Family
ID=5898096
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT29267/74A IT1025561B (it) | 1973-11-14 | 1974-11-11 | Dispositivo per la programmazione di memorie digitali con una usci ta analogia per l impiego in ricevitori radio o televisivi |
Country Status (6)
Country | Link |
---|---|
US (1) | US3916318A (it) |
AT (1) | AT356180B (it) |
DE (1) | DE2356858C2 (it) |
FR (1) | FR2251129B3 (it) |
GB (1) | GB1469798A (it) |
IT (1) | IT1025561B (it) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1061633B (it) * | 1976-05-03 | 1983-04-30 | Voxson Spa | Radiori cevitore o sintonizzatore munito di mezzi di memorizzazione a stato solido per una molteplicita di frequenze di ricezione |
US3973206A (en) * | 1975-05-22 | 1976-08-03 | A. C. Nielsen Company | Monitoring system for voltage tunable receivers and converters utilizing an analog function generator |
IT1055670B (it) * | 1975-11-11 | 1982-01-11 | Indesit | Dispositivo elettronico di comando |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2211664A1 (de) * | 1972-03-10 | 1973-09-20 | Loewe Opta Gmbh | Abstimmeinheit fuer hochfrequenzempfangsgeraete |
-
1973
- 1973-11-14 DE DE2356858A patent/DE2356858C2/de not_active Expired
-
1974
- 1974-10-29 US US518423A patent/US3916318A/en not_active Expired - Lifetime
- 1974-11-07 GB GB4814374A patent/GB1469798A/en not_active Expired
- 1974-11-11 IT IT29267/74A patent/IT1025561B/it active
- 1974-11-14 AT AT911474A patent/AT356180B/de not_active IP Right Cessation
- 1974-11-14 FR FR7437554A patent/FR2251129B3/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2251129B3 (it) | 1977-08-12 |
AT356180B (de) | 1980-04-10 |
DE2356858B1 (de) | 1975-03-06 |
US3916318A (en) | 1975-10-28 |
AU7515074A (en) | 1976-05-13 |
FR2251129A1 (it) | 1975-06-06 |
ATA911474A (de) | 1979-09-15 |
DE2356858C2 (de) | 1980-09-25 |
GB1469798A (en) | 1977-04-06 |
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