SG135894G - Inductorless quadrature demodulator - Google Patents
Inductorless quadrature demodulatorInfo
- Publication number
- SG135894G SG135894G SG135894A SG135894A SG135894G SG 135894 G SG135894 G SG 135894G SG 135894 A SG135894 A SG 135894A SG 135894 A SG135894 A SG 135894A SG 135894 G SG135894 G SG 135894G
- Authority
- SG
- Singapore
- Prior art keywords
- signal
- quadrature
- bias current
- limited
- demodulator
- Prior art date
Links
Classifications
-
- 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
- H03D3/02—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal
-
- 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
- H03D3/02—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal
- H03D3/18—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal by means of synchronous gating arrangements
- H03D3/20—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal by means of synchronous gating arrangements producing pulses whose amplitude or duration depends on phase difference
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D2200/00—Indexing scheme relating to details of demodulation or transference of modulation from one carrier to another covered by H03D
- H03D2200/0001—Circuit elements of demodulators
- H03D2200/0009—Emitter or source coupled transistor pairs or long tail pairs
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D2200/00—Indexing scheme relating to details of demodulation or transference of modulation from one carrier to another covered by H03D
- H03D2200/0001—Circuit elements of demodulators
- H03D2200/0039—Exclusive OR logic circuits
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D2200/00—Indexing scheme relating to details of demodulation or transference of modulation from one carrier to another covered by H03D
- H03D2200/0041—Functional aspects of demodulators
- H03D2200/0082—Quadrature arrangements
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D2200/00—Indexing scheme relating to details of demodulation or transference of modulation from one carrier to another covered by H03D
- H03D2200/0041—Functional aspects of demodulators
- H03D2200/0094—Measures to address temperature induced variations of demodulation
- H03D2200/0096—Measures to address temperature induced variations of demodulation by stabilising the temperature
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Networks Using Active Elements (AREA)
- Burglar Alarm Systems (AREA)
- Inorganic Insulating Materials (AREA)
- Superheterodyne Receivers (AREA)
- Radar Systems Or Details Thereof (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SG135894A SG135894G (en) | 1984-10-01 | 1994-09-23 | Inductorless quadrature demodulator |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/655,822 US4628272A (en) | 1984-10-01 | 1984-10-01 | Tuned inductorless active phase shift demodulator |
SG135894A SG135894G (en) | 1984-10-01 | 1994-09-23 | Inductorless quadrature demodulator |
Publications (1)
Publication Number | Publication Date |
---|---|
SG135894G true SG135894G (en) | 1995-01-13 |
Family
ID=24630515
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SG135894A SG135894G (en) | 1984-10-01 | 1994-09-23 | Inductorless quadrature demodulator |
Country Status (12)
Country | Link |
---|---|
US (1) | US4628272A (ko) |
EP (1) | EP0196318B1 (ko) |
JP (1) | JPH0671174B2 (ko) |
KR (1) | KR940006364B1 (ko) |
CN (1) | CN1005808B (ko) |
AT (1) | ATE70395T1 (ko) |
AU (1) | AU582191B2 (ko) |
CA (1) | CA1282843C (ko) |
DE (1) | DE3584890D1 (ko) |
HK (1) | HK13995A (ko) |
SG (1) | SG135894G (ko) |
WO (1) | WO1986002213A1 (ko) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2554678B2 (ja) * | 1987-11-20 | 1996-11-13 | 株式会社東芝 | Fm復調器 |
US5196833A (en) * | 1991-08-13 | 1993-03-23 | Ford Motor Company | Low voltage detector circuit |
JP2771471B2 (ja) * | 1995-04-11 | 1998-07-02 | 静岡日本電気株式会社 | 無線選択呼出受信機 |
US5650749A (en) * | 1996-06-10 | 1997-07-22 | Motorola, Inc. | FM demodulator using injection locked oscillator having tuning feedback and linearizing feedback |
PL335867A1 (en) * | 1997-03-18 | 2000-05-22 | 2B Ag | Method of and screw press for utilisation of a biomass |
JP2005328272A (ja) * | 2004-05-13 | 2005-11-24 | Nec Electronics Corp | Pll回路およびそれを用いた周波数設定回路 |
US7760833B1 (en) | 2005-02-17 | 2010-07-20 | Analog Devices, Inc. | Quadrature demodulation with phase shift |
EP2095504A4 (en) * | 2006-10-23 | 2013-03-06 | Andrew M Teetzel | AUTOMATIC RC / CR NETWORK IN QUADRATURE |
US9863381B2 (en) * | 2009-05-14 | 2018-01-09 | Continental Automotive Systems, Inc. | Frequency to voltage converter using gate voltage sampling of power oscillator |
CN101858930B (zh) * | 2010-05-25 | 2013-04-03 | 浙江大学 | 一种用于电容式微机械加速度计的温度补偿装置 |
CN103427775A (zh) * | 2013-08-30 | 2013-12-04 | 昆山奥德鲁自动化技术有限公司 | 一种差分放大电路 |
CN113459805B (zh) | 2016-03-25 | 2023-12-15 | 康明斯有限公司 | 基于车辆工作循环调整车辆操作参数的系统和方法 |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2858422A (en) * | 1953-04-17 | 1958-10-28 | Gen Dynamics Corp | Frequency responsive system having two slope-tuned amplifiers with differential control of gain |
US3508161A (en) * | 1967-04-14 | 1970-04-21 | Fairchild Camera Instr Co | Semiconductor circuit for high gain amplification or fm quadrature detection |
US3500217A (en) * | 1967-07-31 | 1970-03-10 | Us Navy | Frequency discriminator employing quadrature demodulation techniques |
US3662459A (en) * | 1970-04-01 | 1972-05-16 | Gen Electric | Method for tuning discriminators |
US3778727A (en) * | 1972-05-11 | 1973-12-11 | Singer Co | Crystal controlled frequency discriminator |
US3849872A (en) * | 1972-10-24 | 1974-11-26 | Ibm | Contacting integrated circuit chip terminal through the wafer kerf |
CA997868A (en) * | 1972-12-20 | 1976-09-28 | David J. Fullagar | Digital adjustment of linear circuits |
US4032949A (en) * | 1975-05-15 | 1977-06-28 | Raytheon Company | Integrated circuit fusing technique |
US4038540A (en) * | 1976-04-19 | 1977-07-26 | Honeywell Inc. | Quadrature correlation pulse detector |
JPS5384670A (en) * | 1976-12-29 | 1978-07-26 | Nec Corp | Demodulating system for multilevel carrier digital signal |
JPS5821963B2 (ja) * | 1977-02-19 | 1983-05-06 | 能登電子工業株式会社 | クオ−ドレ−チヤ形検波装置 |
JPS6027446B2 (ja) * | 1977-03-03 | 1985-06-28 | 能登電子工業株式会社 | クオ−ドレ−チヤ方式fm検波回路 |
JPS54128257A (en) * | 1978-03-29 | 1979-10-04 | Hitachi Ltd | Fm detection circuit |
US4502208A (en) * | 1979-01-02 | 1985-03-05 | Texas Instruments Incorporated | Method of making high density VMOS electrically-programmable ROM |
US4342000A (en) * | 1979-04-04 | 1982-07-27 | Nippon Gakki Seizo Kabushiki Kaisha | FM Detecting circuit |
US4339726A (en) * | 1979-08-29 | 1982-07-13 | Nippon Electric Co., Ltd. | Demodulator of angle modulated signal operable by low power voltage |
JPS56113294A (en) * | 1980-02-07 | 1981-09-07 | Agency Of Ind Science & Technol | Microbial preparation of pristanol |
FR2485294A1 (fr) * | 1980-06-23 | 1981-12-24 | Trt Telecom Radio Electr | Demodulateur de frequence utilisant un circuit a retard variable avec la frequence recue |
JPS5742206A (en) * | 1980-08-27 | 1982-03-09 | Matsushita Electric Ind Co Ltd | Quadrature detector |
-
1984
- 1984-10-01 US US06/655,822 patent/US4628272A/en not_active Expired - Lifetime
-
1985
- 1985-09-19 KR KR1019860700319A patent/KR940006364B1/ko not_active IP Right Cessation
- 1985-09-19 AT AT85904762T patent/ATE70395T1/de not_active IP Right Cessation
- 1985-09-19 JP JP60504243A patent/JPH0671174B2/ja not_active Expired - Lifetime
- 1985-09-19 WO PCT/US1985/001801 patent/WO1986002213A1/en active IP Right Grant
- 1985-09-19 AU AU48622/85A patent/AU582191B2/en not_active Ceased
- 1985-09-19 DE DE8585904762T patent/DE3584890D1/de not_active Expired - Lifetime
- 1985-09-19 EP EP85904762A patent/EP0196318B1/en not_active Expired - Lifetime
- 1985-09-19 CA CA000491095A patent/CA1282843C/en not_active Expired - Lifetime
- 1985-09-30 CN CN85107280.1A patent/CN1005808B/zh not_active Expired
-
1994
- 1994-09-23 SG SG135894A patent/SG135894G/en unknown
-
1995
- 1995-02-06 HK HK13995A patent/HK13995A/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
US4628272A (en) | 1986-12-09 |
CN85107280A (zh) | 1986-09-17 |
CN1005808B (zh) | 1989-11-15 |
DE3584890D1 (de) | 1992-01-23 |
CA1282843C (en) | 1991-04-09 |
EP0196318B1 (en) | 1991-12-11 |
KR940006364B1 (ko) | 1994-07-18 |
KR880700534A (ko) | 1988-03-15 |
AU582191B2 (en) | 1989-03-16 |
EP0196318A1 (en) | 1986-10-08 |
JPH0671174B2 (ja) | 1994-09-07 |
ATE70395T1 (de) | 1991-12-15 |
WO1986002213A1 (en) | 1986-04-10 |
AU4862285A (en) | 1986-04-17 |
JPS61501675A (ja) | 1986-08-07 |
HK13995A (en) | 1995-02-10 |
EP0196318A4 (en) | 1988-06-23 |
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