[go: up one dir, main page]

NZ214281A - Digital demodulation of high frequency modulated signals - Google Patents

Digital demodulation of high frequency modulated signals

Info

Publication number
NZ214281A
NZ214281A NZ21428185A NZ21428185A NZ214281A NZ 214281 A NZ214281 A NZ 214281A NZ 21428185 A NZ21428185 A NZ 21428185A NZ 21428185 A NZ21428185 A NZ 21428185A NZ 214281 A NZ214281 A NZ 214281A
Authority
NZ
New Zealand
Prior art keywords
high frequency
modulated signals
frequency modulated
digital demodulation
demodulation
Prior art date
Application number
NZ21428185A
Other languages
English (en)
Inventor
B Mueller
Original Assignee
Zellweger Uster Ag
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 Zellweger Uster Ag filed Critical Zellweger Uster Ag
Publication of NZ214281A publication Critical patent/NZ214281A/xx

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
    • H03D3/006—Demodulation of angle-, frequency- or phase- modulated oscillations by sampling the oscillations and further processing the samples, e.g. by computing techniques
    • 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
    • H03D2200/005—Analog to digital conversion
    • 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
    • H03D2200/0054—Digital filters
    • 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
    • H03D2200/006—Signal sampling

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Power Engineering (AREA)
  • Noise Elimination (AREA)
NZ21428185A 1984-11-22 1985-11-21 Digital demodulation of high frequency modulated signals NZ214281A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH557084A CH666584A5 (de) 1984-11-22 1984-11-22 Verfahren und vorrichtung zum demodulieren von hochfrequent modulierten signalen mittels digitaler filter und digitaler demodulatoren, sowie anwendung des verfahrens in einem fernsteuerempfaenger.

Publications (1)

Publication Number Publication Date
NZ214281A true NZ214281A (en) 1989-06-28

Family

ID=4295791

Family Applications (1)

Application Number Title Priority Date Filing Date
NZ21428185A NZ214281A (en) 1984-11-22 1985-11-21 Digital demodulation of high frequency modulated signals

Country Status (6)

Country Link
AT (1) AT396724B (xx)
AU (1) AU586198B2 (xx)
CH (1) CH666584A5 (xx)
DE (1) DE3541031A1 (xx)
FR (1) FR2573589B1 (xx)
NZ (1) NZ214281A (xx)

Families Citing this family (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2706713B1 (fr) * 1993-06-17 1995-09-29 Telediffusion Fse Procédé et dispositif de démodulation numérique de données numériques.
FR2731853B1 (fr) * 1995-03-17 1997-06-06 Valeo Electronique Procede et dispositif de demodulation par echantillonnage, notamment pour systeme d'alarme de vehicule automobile
GB9515842D0 (en) * 1995-08-02 1995-10-04 British Tech Group Int Frequency detection
JPH10313260A (ja) 1997-05-13 1998-11-24 Matsushita Electric Ind Co Ltd 受信装置
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
US6061551A (en) 1998-10-21 2000-05-09 Parkervision, Inc. Method and system for down-converting electromagnetic signals
US6694128B1 (en) 1998-08-18 2004-02-17 Parkervision, Inc. Frequency synthesizer using universal frequency translation technology
US6370371B1 (en) 1998-10-21 2002-04-09 Parkervision, Inc. Applications of universal frequency translation
US7039372B1 (en) 1998-10-21 2006-05-02 Parkervision, Inc. Method and system for frequency up-conversion with modulation embodiments
US7236754B2 (en) 1999-08-23 2007-06-26 Parkervision, Inc. Method and system for frequency up-conversion
US6542722B1 (en) 1998-10-21 2003-04-01 Parkervision, Inc. Method and system for frequency up-conversion with variety of transmitter configurations
US6560301B1 (en) 1998-10-21 2003-05-06 Parkervision, Inc. Integrated frequency translation and selectivity with a variety of filter embodiments
US6061555A (en) 1998-10-21 2000-05-09 Parkervision, Inc. Method and system for ensuring reception of a communications signal
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
US6704549B1 (en) 1999-03-03 2004-03-09 Parkvision, Inc. Multi-mode, multi-band communication system
US6704558B1 (en) 1999-01-22 2004-03-09 Parkervision, Inc. Image-reject down-converter and embodiments thereof, such as the family radio service
US6879817B1 (en) 1999-04-16 2005-04-12 Parkervision, Inc. DC offset, re-radiation, and I/Q solutions using universal frequency translation technology
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
NZ515102A (en) * 1999-04-16 2003-10-31 Parkervision Inc Down-converting an electromagnetic signal by transferring energy at an aliasing rate
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
US7065162B1 (en) 1999-04-16 2006-06-20 Parkervision, Inc. Method and system for down-converting an electromagnetic signal, and transforms for same
US7693230B2 (en) 1999-04-16 2010-04-06 Parkervision, Inc. Apparatus and method of differential IQ frequency up-conversion
US8295406B1 (en) 1999-08-04 2012-10-23 Parkervision, Inc. Universal platform module for a plurality of communication protocols
ATE284583T1 (de) * 1999-10-07 2004-12-15 Parkervision Inc Frequenzumsetzer unter verwendung von unterabtastung
EP1517436B1 (en) * 1999-10-07 2016-05-04 Parkervision, Inc. Down converter using subsampling
US6634555B1 (en) 2000-01-24 2003-10-21 Parker Vision, Inc. Bar code scanner using universal frequency translation technology for up-conversion and down-conversion
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
US7460584B2 (en) 2002-07-18 2008-12-02 Parkervision, Inc. Networking methods and systems
US7379883B2 (en) 2002-07-18 2008-05-27 Parkervision, Inc. Networking methods and systems
GB0410313D0 (en) * 2004-05-08 2004-06-09 Rolls Royce Plc A device and method for use in the verification of handwriting
US7660342B2 (en) 2005-05-04 2010-02-09 Stmicroelectronics (Rousset) Sas Digital receiver device based on an input comparator
FR2885467B1 (fr) * 2005-05-04 2007-08-24 St Microelectronics Rousset Dispositif de reception numerique base sur un comparateur en entree
FR2885469B1 (fr) * 2005-05-04 2007-08-24 St Microelectronics Rousset Dispositif de reception numerique

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH559983A5 (xx) * 1972-12-28 1975-03-14 Zellweger Uster Ag
DE2708074C2 (de) * 1977-02-22 1983-02-03 Heliowatt Werke Elektrizitäts- Gesellschaft mbH, 1000 Berlin Elektronischer Rundsteuerempfänger
CH647624A5 (en) * 1979-09-28 1985-01-31 Landis & Gyr Ag Digital filter for a ripple control receiver, with a micro-computer
EP0080014B1 (de) * 1981-09-26 1986-12-30 Robert Bosch Gmbh Digitaler Demodulator frequenzmodulierter Signale
CH662224A5 (de) * 1982-10-01 1987-09-15 Zellweger Uster Ag Digitalfilter fuer fernsteuerempfaenger, insbesondere fuer rundsteuerempfaenger.

Also Published As

Publication number Publication date
AU4943585A (en) 1986-05-29
CH666584A5 (de) 1988-07-29
DE3541031A1 (de) 1986-05-22
FR2573589B1 (fr) 1990-02-02
AT396724B (de) 1993-11-25
AU586198B2 (en) 1989-07-06
ATA323785A (de) 1991-05-15
FR2573589A1 (fr) 1986-05-23

Similar Documents

Publication Publication Date Title
NZ214281A (en) Digital demodulation of high frequency modulated signals
GB2059711B (en) Digital demodulation or modulation of television chrominance signals
NZ209885A (en) Digital demodulation of quadrature signals in direct conversion receiver
GB8424638D0 (en) Transmission of digital data
EP0258649A3 (en) Carrier recovery of modulated signals
AU4010189A (en) Digital radio frequency receiver
JPS5783907A (en) Signal demodulator frequency modulated
EP0201758A3 (en) Digital demodulator for frequency-modulated signals
HUT40861A (en) Method and circuit arrangement for converting frequency modulated signals through minimum one intermediate frequency into low frequency signal
DE3467671D1 (en) Demodulator for constant envelope and continuous phase signals angularly modulated by a series of binary symbols
DE3271199D1 (en) Circuit recovering the carrier of a signal amplitude and phase modulated by digital signals
GB8701505D0 (en) Modulating & demodulating digital signals
GB8526731D0 (en) Digital communication of analogue signals
GB2175480B (en) Demodulation of auxiliary low frequency channels in digital transmission systems
DE3475742D1 (en) Encryption of television signals
GB2152311B (en) Synchronous demodulator for amplitude modulated signals
AU591436B2 (en) Interference immune digital modulation receiver
GB8512666D0 (en) Digital phase/frequency detector
GB8509112D0 (en) Reproduction of signals
GB8411038D0 (en) Receiver for amplitude modulated signals
GB8508837D0 (en) Processing modulated signals
GB2155216B (en) Oscillator having improved rejection of leveler-induced distortion
GB2182513B (en) Low frequency digital notch filter
DE3477115D1 (en) Process for the transmission and the reception of digital information signals
EP0244136A3 (en) Passband equalization of modulated quadrature-related carrier signals