DE69000868D1 - Detektorschaltung. - Google Patents
Detektorschaltung.Info
- Publication number
- DE69000868D1 DE69000868D1 DE9090309053T DE69000868T DE69000868D1 DE 69000868 D1 DE69000868 D1 DE 69000868D1 DE 9090309053 T DE9090309053 T DE 9090309053T DE 69000868 T DE69000868 T DE 69000868T DE 69000868 D1 DE69000868 D1 DE 69000868D1
- Authority
- DE
- Germany
- Prior art keywords
- detector circuit
- detector
- circuit
- 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 - Fee Related
Links
Classifications
-
- 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
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D3/00—Demodulation of angle-, frequency- or phase- modulated oscillations
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/419,570 US4975653A (en) | 1989-08-29 | 1989-08-29 | FM detector using switched capacitor circuits |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69000868D1 true DE69000868D1 (de) | 1993-03-18 |
DE69000868T2 DE69000868T2 (de) | 1993-05-19 |
Family
ID=23662815
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE9090309053T Expired - Fee Related DE69000868T2 (de) | 1989-08-29 | 1990-08-17 | Detektorschaltung. |
Country Status (7)
Country | Link |
---|---|
US (1) | US4975653A (de) |
EP (1) | EP0419037B1 (de) |
JP (1) | JPH03166804A (de) |
KR (1) | KR940000948B1 (de) |
AU (1) | AU611344B2 (de) |
DE (1) | DE69000868T2 (de) |
SG (1) | SG49593G (de) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5150124A (en) * | 1991-03-25 | 1992-09-22 | Motorola, Inc. | Bandpass filter demodulation for FM-CW systems |
FR2742282B1 (fr) * | 1995-12-12 | 1998-02-13 | Matra Communication | Circuit demodulateur pour un signal a frequence modulee autour d'une frequence intermediaire |
US6353368B1 (en) * | 1999-11-09 | 2002-03-05 | Vlsi Technology, Inc. | VCO circuit using negative feedback to reduce phase noise |
ITMI20020161A1 (it) * | 2002-01-31 | 2003-07-31 | Roberto Cavazzoni | Filtro attivo |
KR101026398B1 (ko) | 2005-10-24 | 2011-04-07 | 삼성전자주식회사 | 디스플레이장치 및 그 제어방법 |
JP6572008B2 (ja) * | 2015-06-19 | 2019-09-04 | 新日本無線株式会社 | Fm復調回路 |
US11405022B2 (en) * | 2017-12-22 | 2022-08-02 | Mediatek Singapore Pte. Ltd. | Filter networks for driving capacitive loads |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5249710A (en) * | 1975-10-20 | 1977-04-21 | Hitachi Ltd | Trap circuit |
JPS57203314A (en) * | 1981-06-09 | 1982-12-13 | Seiko Epson Corp | Switched capacitor filter integrated circuit |
US4496858A (en) * | 1981-12-24 | 1985-01-29 | Motorola, Inc. | Frequency to voltage converter |
IT1218845B (it) * | 1984-03-30 | 1990-04-24 | Ates Componenti Elettron | Circuito di interfaccia attenuatore di rumore per generatori di segnali di temporizzazione a due fasi non sovrapposte |
JPS6156501A (ja) * | 1984-08-28 | 1986-03-22 | Toshiba Corp | 整流回路 |
US4783635A (en) * | 1986-09-22 | 1988-11-08 | Linear Technology Corporation | Low pass filter circuit |
US4933974A (en) * | 1989-08-14 | 1990-06-12 | Delco Electronics Corporation | Switched capacitor pilot phase and magnitude detector |
-
1989
- 1989-08-29 US US07/419,570 patent/US4975653A/en not_active Expired - Fee Related
-
1990
- 1990-08-17 EP EP90309053A patent/EP0419037B1/de not_active Expired - Lifetime
- 1990-08-17 DE DE9090309053T patent/DE69000868T2/de not_active Expired - Fee Related
- 1990-08-21 AU AU61188/90A patent/AU611344B2/en not_active Ceased
- 1990-08-29 KR KR9013365A patent/KR940000948B1/ko not_active IP Right Cessation
- 1990-08-29 JP JP2227884A patent/JPH03166804A/ja active Pending
-
1993
- 1993-04-17 SG SG49593A patent/SG49593G/en unknown
Also Published As
Publication number | Publication date |
---|---|
EP0419037A2 (de) | 1991-03-27 |
EP0419037B1 (de) | 1993-02-03 |
US4975653A (en) | 1990-12-04 |
JPH03166804A (ja) | 1991-07-18 |
AU611344B2 (en) | 1991-06-06 |
KR940000948B1 (en) | 1994-02-04 |
KR910005597A (ko) | 1991-03-30 |
AU6118890A (en) | 1991-03-07 |
SG49593G (en) | 1993-08-06 |
EP0419037A3 (en) | 1991-04-10 |
DE69000868T2 (de) | 1993-05-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |