DE69634471D1 - Frequenzdemodulator - Google Patents

Frequenzdemodulator

Info

Publication number
DE69634471D1
DE69634471D1 DE69634471T DE69634471T DE69634471D1 DE 69634471 D1 DE69634471 D1 DE 69634471D1 DE 69634471 T DE69634471 T DE 69634471T DE 69634471 T DE69634471 T DE 69634471T DE 69634471 D1 DE69634471 D1 DE 69634471D1
Authority
DE
Germany
Prior art keywords
frequency demodulator
demodulator
frequency
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
Application number
DE69634471T
Other languages
English (en)
Other versions
DE69634471T2 (de
Inventor
Claude Claverie
Xavier Guitton
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Thomson Broadband Systems
Original Assignee
Thomson Broadband Systems
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Thomson Broadband Systems filed Critical Thomson Broadband Systems
Application granted granted Critical
Publication of DE69634471D1 publication Critical patent/DE69634471D1/de
Publication of DE69634471T2 publication Critical patent/DE69634471T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K9/00—Demodulating pulses which have been modulated with a continuously-variable signal
    • H03K9/06—Demodulating pulses which have been modulated with a continuously-variable signal of frequency- or rate-modulated pulses
    • 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
    • H03D3/06—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal by combining signals additively or in product demodulators
    • H03D3/14—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal by combining signals additively or in product demodulators by means of semiconductor devices having more than two electrodes
DE69634471T 1995-12-29 1996-12-26 Frequenzdemodulator Expired - Lifetime DE69634471T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9515746 1995-12-29
FR9515746A FR2743227B1 (fr) 1995-12-29 1995-12-29 Dispositif demodulateur de frequence monolithiquement integrable

Publications (2)

Publication Number Publication Date
DE69634471D1 true DE69634471D1 (de) 2005-04-21
DE69634471T2 DE69634471T2 (de) 2006-01-26

Family

ID=9486154

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69634471T Expired - Lifetime DE69634471T2 (de) 1995-12-29 1996-12-26 Frequenzdemodulator

Country Status (5)

Country Link
US (1) US5903187A (de)
EP (1) EP0778669B1 (de)
JP (1) JP4026879B2 (de)
DE (1) DE69634471T2 (de)
FR (1) FR2743227B1 (de)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6091940A (en) 1998-10-21 2000-07-18 Parkervision, Inc. Method and system for frequency up-conversion
US7515896B1 (en) 1998-10-21 2009-04-07 Parkervision, Inc. Method and system for down-converting an electromagnetic signal, and transforms for same, and aperture relationships
US6694128B1 (en) 1998-08-18 2004-02-17 Parkervision, Inc. Frequency synthesizer using universal frequency translation technology
US6061551A (en) 1998-10-21 2000-05-09 Parkervision, Inc. Method and system for down-converting electromagnetic signals
US6049706A (en) 1998-10-21 2000-04-11 Parkervision, Inc. Integrated frequency translation and selectivity
US7039372B1 (en) 1998-10-21 2006-05-02 Parkervision, Inc. Method and system for frequency up-conversion with modulation embodiments
US6061555A (en) 1998-10-21 2000-05-09 Parkervision, Inc. Method and system for ensuring reception of a communications signal
US6542722B1 (en) 1998-10-21 2003-04-01 Parkervision, Inc. Method and system for frequency up-conversion with variety of transmitter configurations
US6370371B1 (en) 1998-10-21 2002-04-09 Parkervision, Inc. Applications of universal frequency translation
US6560301B1 (en) 1998-10-21 2003-05-06 Parkervision, Inc. Integrated frequency translation and selectivity with a variety of filter embodiments
US6813485B2 (en) 1998-10-21 2004-11-02 Parkervision, Inc. Method and system for down-converting and up-converting an electromagnetic signal, and transforms for same
US7236754B2 (en) 1999-08-23 2007-06-26 Parkervision, Inc. Method and system for frequency up-conversion
US6704558B1 (en) 1999-01-22 2004-03-09 Parkervision, Inc. Image-reject down-converter and embodiments thereof, such as the family radio service
US6704549B1 (en) 1999-03-03 2004-03-09 Parkvision, Inc. Multi-mode, multi-band communication system
US6853690B1 (en) 1999-04-16 2005-02-08 Parkervision, Inc. Method, system and apparatus for balanced frequency up-conversion of a baseband signal and 4-phase receiver and transceiver embodiments
US6879817B1 (en) 1999-04-16 2005-04-12 Parkervision, Inc. DC offset, re-radiation, and I/Q solutions using universal frequency translation technology
US7693230B2 (en) 1999-04-16 2010-04-06 Parkervision, Inc. Apparatus and method of differential IQ frequency up-conversion
US7065162B1 (en) 1999-04-16 2006-06-20 Parkervision, Inc. Method and system for down-converting an electromagnetic signal, and transforms for same
US7110444B1 (en) 1999-08-04 2006-09-19 Parkervision, Inc. Wireless local area network (WLAN) using universal frequency translation technology including multi-phase embodiments and circuit implementations
US8295406B1 (en) 1999-08-04 2012-10-23 Parkervision, Inc. Universal platform module for a plurality of communication protocols
US7010286B2 (en) 2000-04-14 2006-03-07 Parkervision, Inc. Apparatus, system, and method for down-converting and up-converting electromagnetic signals
US7454453B2 (en) 2000-11-14 2008-11-18 Parkervision, Inc. Methods, systems, and computer program products for parallel correlation and applications thereof
US7072427B2 (en) 2001-11-09 2006-07-04 Parkervision, Inc. Method and apparatus for reducing DC offsets in a communication system
US7379883B2 (en) 2002-07-18 2008-05-27 Parkervision, Inc. Networking methods and systems
US7460584B2 (en) 2002-07-18 2008-12-02 Parkervision, Inc. Networking methods and systems

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3594588A (en) * 1969-04-01 1971-07-20 Motorola Inc Frequency detection system
GB1400168A (en) * 1971-06-21 1975-07-16 Nippon Electric Varian Ltd Frequency to voltage converters
JPS6233363Y2 (de) * 1979-04-20 1987-08-26
US4280100A (en) * 1979-09-20 1981-07-21 Bell & Howell Company Time modulation pulse averaging demodulator
JPS639211A (ja) * 1986-06-28 1988-01-14 Nec Corp Ｆｍ復調回路

Also Published As

Publication number Publication date
EP0778669B1 (de) 2005-03-16
DE69634471T2 (de) 2006-01-26
JP4026879B2 (ja) 2007-12-26
FR2743227B1 (fr) 1998-03-06
FR2743227A1 (fr) 1997-07-04
US5903187A (en) 1999-05-11
JPH09326641A (ja) 1997-12-16
EP0778669A1 (de) 1997-06-11

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