DE2719152A1 - Rundfunkempfaenger oder abstimmteil (tuner) mit festkoerperspeicher fuer eine mehrzahl von empfangsfrequenzen - Google Patents
Rundfunkempfaenger oder abstimmteil (tuner) mit festkoerperspeicher fuer eine mehrzahl von empfangsfrequenzenInfo
- Publication number
- DE2719152A1 DE2719152A1 DE19772719152 DE2719152A DE2719152A1 DE 2719152 A1 DE2719152 A1 DE 2719152A1 DE 19772719152 DE19772719152 DE 19772719152 DE 2719152 A DE2719152 A DE 2719152A DE 2719152 A1 DE2719152 A1 DE 2719152A1
- Authority
- DE
- Germany
- Prior art keywords
- tuning
- memory
- voltage
- radio receiver
- tuning part
- Prior art date
- 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.)
- Withdrawn
Links
- 230000015654 memory Effects 0.000 claims description 53
- 238000003860 storage Methods 0.000 claims description 18
- 230000006870 function Effects 0.000 claims description 9
- 230000006386 memory function Effects 0.000 claims description 9
- 238000011156 evaluation Methods 0.000 claims description 2
- 230000005693 optoelectronics Effects 0.000 claims description 2
- 241000607479 Yersinia pestis Species 0.000 claims 1
- 238000013500 data storage Methods 0.000 claims 1
- 230000000977 initiatory effect Effects 0.000 claims 1
- 239000000872 buffer Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 230000006641 stabilisation Effects 0.000 description 4
- 238000011105 stabilization Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 238000012432 intermediate storage Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
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
- H03J3/00—Continuous tuning
- H03J3/02—Details
- H03J3/16—Tuning without displacement of reactive element, e.g. by varying permeability
- H03J3/18—Tuning without displacement of reactive element, e.g. by varying permeability by discharge tube or semiconductor device simulating variable reactance
- H03J3/185—Tuning without displacement of reactive element, e.g. by varying permeability by discharge tube or semiconductor device simulating variable reactance with varactors, i.e. voltage variable reactive diodes
Landscapes
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Channel Selection Circuits, Automatic Tuning Circuits (AREA)
- Circuits Of Receivers In General (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT49305/76A IT1061633B (it) | 1976-05-03 | 1976-05-03 | Radiori cevitore o sintonizzatore munito di mezzi di memorizzazione a stato solido per una molteplicita di frequenze di ricezione |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2719152A1 true DE2719152A1 (de) | 1977-11-24 |
Family
ID=11270275
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19772719152 Withdrawn DE2719152A1 (de) | 1976-05-03 | 1977-04-29 | Rundfunkempfaenger oder abstimmteil (tuner) mit festkoerperspeicher fuer eine mehrzahl von empfangsfrequenzen |
Country Status (14)
| Country | Link |
|---|---|
| US (1) | US4137502A (en:Method) |
| AU (1) | AU512370B2 (en:Method) |
| BE (1) | BE854203A (en:Method) |
| CH (1) | CH615541A5 (en:Method) |
| DE (1) | DE2719152A1 (en:Method) |
| DK (1) | DK190877A (en:Method) |
| ES (1) | ES458384A1 (en:Method) |
| FR (1) | FR2350733A1 (en:Method) |
| GB (1) | GB1550307A (en:Method) |
| IT (1) | IT1061633B (en:Method) |
| NL (1) | NL7704816A (en:Method) |
| NO (1) | NO771408L (en:Method) |
| PT (1) | PT66458B (en:Method) |
| SE (1) | SE7705065L (en:Method) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0017196A1 (en) * | 1979-04-03 | 1980-10-15 | Walter Dittel GmbH Luftfahrtgerätebau | Radio apparatus |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1108164B (it) * | 1978-05-22 | 1985-12-02 | Indesit | Dispositivo per la sintonia di un televisore |
| JPS5830326Y2 (ja) * | 1978-09-19 | 1983-07-04 | ソニー株式会社 | 表示装置 |
| CA1173176A (en) * | 1979-06-04 | 1984-08-21 | Isao Fujimoto | Tuner apparatus |
| US4281349A (en) * | 1980-04-29 | 1981-07-28 | Rca Corporation | Power supply arrangement for a tuning system |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5325721B2 (en:Method) * | 1973-11-07 | 1978-07-28 | ||
| DE2356858C2 (de) * | 1973-11-14 | 1980-09-25 | Standard Elektrik Lorenz Ag, 7000 Stuttgart | Schaltung zum Programmieren digitaler Speicher mit Analogausgang in Fernseh- oder Rundfunkempfängern |
| US3979680A (en) * | 1973-11-15 | 1976-09-07 | Matsushita Electric Industrial Co., Ltd. | Channel selector |
| NL7414565A (nl) * | 1973-11-16 | 1975-05-21 | Int Standard Electric Corp | Radio- of televisieontvanger. |
| US3835424A (en) * | 1973-11-28 | 1974-09-10 | Motorola Inc | Channel indicator and display arrangement utilizing d-c tuning voltages of varactor tuner |
| SE7406277L (sv) * | 1974-05-10 | 1975-11-11 | Luxor Industri Ab | Programmerbar spenningskella. |
| JPS5415164B2 (en:Method) * | 1974-05-20 | 1979-06-13 | ||
| JPS5513616B2 (en:Method) * | 1975-02-06 | 1980-04-10 | ||
| IT1064110B (it) * | 1976-03-09 | 1985-02-18 | Voxson Spa | Sistema di sintonia elettronica con memorizzazione digitale delle stazioni radio emittenti |
-
1976
- 1976-05-03 IT IT49305/76A patent/IT1061633B/it active
-
1977
- 1977-04-18 GB GB15938/77A patent/GB1550307A/en not_active Expired
- 1977-04-20 PT PT66458A patent/PT66458B/pt unknown
- 1977-04-21 AU AU24513/77A patent/AU512370B2/en not_active Expired
- 1977-04-25 NO NO771408A patent/NO771408L/no unknown
- 1977-04-27 US US05/791,251 patent/US4137502A/en not_active Expired - Lifetime
- 1977-04-29 DE DE19772719152 patent/DE2719152A1/de not_active Withdrawn
- 1977-05-02 CH CH547177A patent/CH615541A5/de not_active IP Right Cessation
- 1977-05-02 FR FR7713201A patent/FR2350733A1/fr active Granted
- 1977-05-02 ES ES458384A patent/ES458384A1/es not_active Expired
- 1977-05-02 DK DK190877A patent/DK190877A/da not_active Application Discontinuation
- 1977-05-02 SE SE7705065A patent/SE7705065L/xx unknown
- 1977-05-02 NL NL7704816A patent/NL7704816A/xx not_active Application Discontinuation
- 1977-05-03 BE BE177217A patent/BE854203A/xx not_active IP Right Cessation
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0017196A1 (en) * | 1979-04-03 | 1980-10-15 | Walter Dittel GmbH Luftfahrtgerätebau | Radio apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| ES458384A1 (es) | 1978-02-16 |
| NO771408L (no) | 1977-11-04 |
| FR2350733B1 (en:Method) | 1981-11-06 |
| CH615541A5 (en:Method) | 1980-01-31 |
| DK190877A (da) | 1977-11-04 |
| PT66458A (fr) | 1977-05-01 |
| SE7705065L (sv) | 1977-11-04 |
| AU512370B2 (en) | 1980-10-09 |
| FR2350733A1 (fr) | 1977-12-02 |
| AU2451377A (en) | 1978-10-26 |
| US4137502A (en) | 1979-01-30 |
| BE854203A (fr) | 1977-09-01 |
| NL7704816A (nl) | 1977-11-07 |
| GB1550307A (en) | 1979-08-08 |
| PT66458B (fr) | 1978-09-25 |
| IT1061633B (it) | 1983-04-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8141 | Disposal/no request for examination |