DE69733070D1 - Empfänger mit abstimmbarem parallelresonanzkreis - Google Patents
Empfänger mit abstimmbarem parallelresonanzkreisInfo
- Publication number
- DE69733070D1 DE69733070D1 DE69733070T DE69733070T DE69733070D1 DE 69733070 D1 DE69733070 D1 DE 69733070D1 DE 69733070 T DE69733070 T DE 69733070T DE 69733070 T DE69733070 T DE 69733070T DE 69733070 D1 DE69733070 D1 DE 69733070D1
- Authority
- DE
- Germany
- Prior art keywords
- receiver
- resonance circuit
- parallel resonance
- tuning parallel
- tuning
- 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.)
- Expired - Lifetime
Links
Classifications
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/06—Receivers
- H04B1/16—Circuits
- H04B1/18—Input circuits, e.g. for coupling to an antenna or a transmission line
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SG1996011947A SG55257A1 (en) | 1996-12-30 | 1996-12-30 | Receiver with a turnable parallel resontant circuit |
SG9611947 | 1996-12-30 | ||
PCT/IB1997/001548 WO1998029958A1 (en) | 1996-12-30 | 1997-12-08 | Receiver with a tunable parallel resonant circuit |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69733070D1 true DE69733070D1 (de) | 2005-05-25 |
DE69733070T2 DE69733070T2 (de) | 2006-03-02 |
Family
ID=20429551
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69733070T Expired - Lifetime DE69733070T2 (de) | 1996-12-30 | 1997-12-08 | Empfänger mit abstimmbarem parallelresonanzkreis |
Country Status (7)
Country | Link |
---|---|
US (1) | US6011965A (de) |
EP (1) | EP0920735B1 (de) |
JP (1) | JP3942643B2 (de) |
CN (1) | CN1100401C (de) |
DE (1) | DE69733070T2 (de) |
SG (1) | SG55257A1 (de) |
WO (1) | WO1998029958A1 (de) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102004039061A1 (de) * | 2004-08-11 | 2006-02-23 | BSH Bosch und Siemens Hausgeräte GmbH | Schaltungsanordnung zur Unterdrückung von Störsignalen im Empfangszweig eines Modems eines Hausgerätes |
JP2008074880A (ja) * | 2006-09-19 | 2008-04-03 | Nippon Polyurethane Ind Co Ltd | 硬質ポリウレタンスラブフォームの製造方法、硬質ポリウレタンスラブフォームおよび配管用断熱材 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3519737A (en) * | 1967-06-07 | 1970-07-07 | Rca Corp | Resonant bandpass filter having two undesired frequency cancellation traps |
DE1919625B2 (de) * | 1969-04-22 | 1977-01-20 | Philips Patentverwaltung Gmbh, 2000 Hamburg | Empfaenger-eingangsschaltung, insbesondere fuer mittelwelle |
DE2230536C3 (de) * | 1972-06-22 | 1975-07-24 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Mikrowellen-Eingangsschaltung mit einem para metrischen Abwärtsmischer |
US3947629A (en) * | 1972-06-30 | 1976-03-30 | Matsushita Electric Industrial Company, Ltd. | Television receiver I. F. circuitry |
US4297643A (en) * | 1979-11-13 | 1981-10-27 | Pearson Jr Thomas J | Noise obviating electronic signal coupling means |
US4288875A (en) * | 1980-02-08 | 1981-09-08 | Rca Corporation | Controlled local oscillator with apparatus for extending its frequency range |
JPS56111326A (en) * | 1980-02-08 | 1981-09-03 | Hitachi Ltd | Antenna circuit of am radio receiver |
DE3046843A1 (de) * | 1980-12-12 | 1982-07-15 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Hf-eingangsschaltung eines uhf-tuners |
NL8301099A (nl) * | 1983-03-29 | 1984-10-16 | Philips Nv | Afstembare ontvangeringangsschakeling. |
-
1996
- 1996-12-30 SG SG1996011947A patent/SG55257A1/en unknown
-
1997
- 1997-12-08 DE DE69733070T patent/DE69733070T2/de not_active Expired - Lifetime
- 1997-12-08 JP JP52914798A patent/JP3942643B2/ja not_active Expired - Fee Related
- 1997-12-08 CN CN97192656A patent/CN1100401C/zh not_active Expired - Fee Related
- 1997-12-08 EP EP97913399A patent/EP0920735B1/de not_active Expired - Lifetime
- 1997-12-08 WO PCT/IB1997/001548 patent/WO1998029958A1/en active IP Right Grant
- 1997-12-29 US US08/999,318 patent/US6011965A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
CN1212794A (zh) | 1999-03-31 |
WO1998029958A1 (en) | 1998-07-09 |
US6011965A (en) | 2000-01-04 |
JP2000507074A (ja) | 2000-06-06 |
EP0920735B1 (de) | 2005-04-20 |
DE69733070T2 (de) | 2006-03-02 |
JP3942643B2 (ja) | 2007-07-11 |
EP0920735A1 (de) | 1999-06-09 |
CN1100401C (zh) | 2003-01-29 |
SG55257A1 (en) | 1998-12-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8320 | Willingness to grant licences declared (paragraph 23) | ||
8364 | No opposition during term of opposition | ||
8328 | Change in the person/name/address of the agent |
Representative=s name: EISENFUEHR, SPEISER & PARTNER, 10178 BERLIN |
|
8327 | Change in the person/name/address of the patent owner |
Owner name: NXP B.V., EINDHOVEN, NL |