DE69028034D1 - Quadratur-Phasendemodulator für einen breiten dynamischen Bereich - Google Patents
Quadratur-Phasendemodulator für einen breiten dynamischen BereichInfo
- Publication number
- DE69028034D1 DE69028034D1 DE69028034T DE69028034T DE69028034D1 DE 69028034 D1 DE69028034 D1 DE 69028034D1 DE 69028034 T DE69028034 T DE 69028034T DE 69028034 T DE69028034 T DE 69028034T DE 69028034 D1 DE69028034 D1 DE 69028034D1
- Authority
- DE
- Germany
- Prior art keywords
- dynamic range
- quadrature phase
- wide dynamic
- phase demodulator
- demodulator
- 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
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D1/00—Demodulation of amplitude-modulated oscillations
- H03D1/22—Homodyne or synchrodyne circuits
- H03D1/2245—Homodyne or synchrodyne circuits using two quadrature channels
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Radar Systems Or Details Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1106230A JP2748536B2 (ja) | 1989-04-25 | 1989-04-25 | 直交信号復調装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69028034D1 true DE69028034D1 (de) | 1996-09-19 |
DE69028034T2 DE69028034T2 (de) | 1997-03-06 |
Family
ID=14428323
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69028034T Expired - Lifetime DE69028034T2 (de) | 1989-04-25 | 1990-04-25 | Quadratur-Phasendemodulator für einen breiten dynamischen Bereich |
Country Status (4)
Country | Link |
---|---|
US (1) | US4988951A (de) |
EP (1) | EP0395368B1 (de) |
JP (1) | JP2748536B2 (de) |
DE (1) | DE69028034T2 (de) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3925305C2 (de) * | 1989-07-31 | 1998-12-17 | Philips Patentverwaltung | Funkempfänger für phasen- bzw. frequenzmodulierte Nachrichtensignale |
JP2671595B2 (ja) * | 1990-10-25 | 1997-10-29 | 日本電気株式会社 | 復調装置 |
US5111202A (en) * | 1991-03-28 | 1992-05-05 | Itt Corporation | Extended dynamic range quadrature detector with parallel channel arrangement |
JPH088987A (ja) * | 1994-06-23 | 1996-01-12 | Toshiba Corp | 位相検出装置 |
TW297965B (de) * | 1995-06-26 | 1997-02-11 | Hitachi Ltd | |
US5914990A (en) * | 1995-11-22 | 1999-06-22 | Telefonaktiebolaget Lm Ericsson | Filtering in a receiver that uses log-polar signal processing |
JP3522725B2 (ja) * | 1999-08-06 | 2004-04-26 | 三菱電機株式会社 | 直交復調器および直交復調方法 |
DE60124809T2 (de) | 2000-03-23 | 2007-03-15 | Matsushita Electric Industrial Co., Ltd., Kadoma | Digitaler Empfänger |
US6769411B2 (en) * | 2002-09-23 | 2004-08-03 | Sandor C. Fabiani | Nozzle air injection system for a fuel-injected engine |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS52153367A (en) * | 1976-06-14 | 1977-12-20 | Nippon Telegr & Teleph Corp <Ntt> | Am-pm signal demodulator |
FR2479629B1 (fr) * | 1980-04-01 | 1985-11-08 | Thomson Csf | Procede de demodulation d'un signal module en amplitude, demodulateur mettant en oeuvre ce procede et systeme de television comportant un tel dispositif |
JPH0779362B2 (ja) * | 1985-04-10 | 1995-08-23 | 株式会社東芝 | 信号処理装置及び方法 |
JPS62216505A (ja) * | 1986-03-18 | 1987-09-24 | Toshiba Corp | デジタルfm復調回路 |
JPS63142708A (ja) * | 1986-12-04 | 1988-06-15 | Nec Corp | 周波数復調装置 |
JPS63272254A (ja) * | 1987-04-30 | 1988-11-09 | Tokyo Electric Co Ltd | 電話装置 |
JPS6415417U (de) * | 1987-07-15 | 1989-01-26 | ||
US4933958A (en) * | 1987-12-17 | 1990-06-12 | Siemens Aktiengesellschaft | Method for receiving carrier oscillations modulated with a useful signal |
US4910469A (en) * | 1989-05-02 | 1990-03-20 | Rca Licensing Corporation | Demodulator for sampled data FM signals |
-
1989
- 1989-04-25 JP JP1106230A patent/JP2748536B2/ja not_active Expired - Lifetime
-
1990
- 1990-04-24 US US07/513,826 patent/US4988951A/en not_active Expired - Lifetime
- 1990-04-25 EP EP90304414A patent/EP0395368B1/de not_active Expired - Lifetime
- 1990-04-25 DE DE69028034T patent/DE69028034T2/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0395368A3 (de) | 1991-08-28 |
EP0395368A2 (de) | 1990-10-31 |
DE69028034T2 (de) | 1997-03-06 |
JPH02284547A (ja) | 1990-11-21 |
JP2748536B2 (ja) | 1998-05-06 |
EP0395368B1 (de) | 1996-08-14 |
US4988951A (en) | 1991-01-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |