ATE205027T1 - Mischereinrichtung mit beseitigung der spiegelfrequenz - Google Patents

Mischereinrichtung mit beseitigung der spiegelfrequenz

Info

Publication number
ATE205027T1
ATE205027T1 AT96402716T AT96402716T ATE205027T1 AT E205027 T1 ATE205027 T1 AT E205027T1 AT 96402716 T AT96402716 T AT 96402716T AT 96402716 T AT96402716 T AT 96402716T AT E205027 T1 ATE205027 T1 AT E205027T1
Authority
AT
Austria
Prior art keywords
signals
signal
degrees
produces
frequency
Prior art date
Application number
AT96402716T
Other languages
English (en)
Inventor
Herve Guegnaud
Michel Robbe
Original Assignee
Matra Nortel Communications
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 Matra Nortel Communications filed Critical Matra Nortel Communications
Application granted granted Critical
Publication of ATE205027T1 publication Critical patent/ATE205027T1/de

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
    • H03D7/16—Multiple-frequency-changing
    • H03D7/165—Multiple-frequency-changing at least two frequency changers being located in different paths, e.g. in two paths with carriers in quadrature
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
    • H03D7/18—Modifications of frequency-changers for eliminating image frequencies

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Networks Using Active Elements (AREA)
  • Superheterodyne Receivers (AREA)
  • Details Of Television Scanning (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Percussion Or Vibration Massage (AREA)
  • Transmitters (AREA)
AT96402716T 1995-12-15 1996-12-12 Mischereinrichtung mit beseitigung der spiegelfrequenz ATE205027T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9514927A FR2742620B1 (fr) 1995-12-15 1995-12-15 Dispositif melangeur a rejection de frequence image

Publications (1)

Publication Number Publication Date
ATE205027T1 true ATE205027T1 (de) 2001-09-15

Family

ID=9485567

Family Applications (1)

Application Number Title Priority Date Filing Date
AT96402716T ATE205027T1 (de) 1995-12-15 1996-12-12 Mischereinrichtung mit beseitigung der spiegelfrequenz

Country Status (6)

Country Link
US (1) US5901349A (de)
EP (1) EP0779704B1 (de)
AT (1) ATE205027T1 (de)
CA (1) CA2192039A1 (de)
DE (1) DE69614813T2 (de)
FR (1) FR2742620B1 (de)

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US6633550B1 (en) * 1997-02-20 2003-10-14 Telefonaktiebolaget Lm Ericsson (Publ) Radio transceiver on a chip
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US6459726B1 (en) * 1998-04-24 2002-10-01 Micron Technology, Inc. Backscatter interrogators, communication systems and backscatter communication methods
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US6314279B1 (en) 1998-06-29 2001-11-06 Philips Electronics North America Corporation Frequency offset image rejection
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US6694128B1 (en) 1998-08-18 2004-02-17 Parkervision, Inc. Frequency synthesizer using universal frequency translation technology
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
US6061551A (en) 1998-10-21 2000-05-09 Parkervision, Inc. Method and system for down-converting electromagnetic signals
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
US7295826B1 (en) 1998-10-21 2007-11-13 Parkervision, Inc. Integrated frequency translation and selectivity with gain control functionality, and applications thereof
US7039372B1 (en) 1998-10-21 2006-05-02 Parkervision, Inc. Method and system for frequency up-conversion with modulation embodiments
US6370371B1 (en) 1998-10-21 2002-04-09 Parkervision, Inc. Applications of universal frequency translation
US7321735B1 (en) 1998-10-21 2008-01-22 Parkervision, Inc. Optical down-converter using universal frequency translation technology
US6049706A (en) 1998-10-21 2000-04-11 Parkervision, Inc. Integrated frequency translation and selectivity
US7236754B2 (en) 1999-08-23 2007-06-26 Parkervision, Inc. Method and system for frequency up-conversion
US6061555A (en) 1998-10-21 2000-05-09 Parkervision, Inc. Method and system for ensuring reception of a communications signal
US6560301B1 (en) 1998-10-21 2003-05-06 Parkervision, Inc. Integrated frequency translation and selectivity with a variety of filter embodiments
US6542722B1 (en) 1998-10-21 2003-04-01 Parkervision, Inc. Method and system for frequency up-conversion with variety of transmitter configurations
DE69822836T2 (de) 1998-10-30 2005-03-24 Stmicroelectronics S.R.L., Agrate Brianza I-Q Mischer mit niedrigem Rauschen
DE69835523T2 (de) * 1998-11-30 2007-10-18 Robert Bosch Gmbh Schaltbare Breitbandempfängereingangsstufe für einen Mehrbandempfänger
US7006805B1 (en) 1999-01-22 2006-02-28 Parker Vision, Inc. Aliasing communication system with multi-mode and multi-band functionality and embodiments thereof, such as the family radio service
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
US6873836B1 (en) 1999-03-03 2005-03-29 Parkervision, Inc. Universal platform module and methods and apparatuses relating thereto enabled by universal frequency translation technology
US6879817B1 (en) 1999-04-16 2005-04-12 Parkervision, Inc. DC offset, re-radiation, and I/Q solutions using universal frequency translation technology
US7110435B1 (en) 1999-03-15 2006-09-19 Parkervision, Inc. Spread spectrum applications of universal frequency translation
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
JP2001008118A (ja) * 1999-06-22 2001-01-12 Alps Electric Co Ltd デジタルテレビジョンチューナ
US8295406B1 (en) 1999-08-04 2012-10-23 Parkervision, Inc. Universal platform module for a plurality of communication protocols
US7054296B1 (en) 1999-08-04 2006-05-30 Parkervision, Inc. Wireless local area network (WLAN) technology and applications including techniques of universal frequency translation
US7072390B1 (en) 1999-08-04 2006-07-04 Parkervision, Inc. Wireless local area network (WLAN) using universal frequency translation technology including multi-phase embodiments
US7082171B1 (en) 1999-11-24 2006-07-25 Parkervision, Inc. Phase shifting applications of universal frequency translation
US6963734B2 (en) 1999-12-22 2005-11-08 Parkervision, Inc. Differential frequency down-conversion using techniques of universal frequency translation technology
US7292835B2 (en) 2000-01-28 2007-11-06 Parkervision, Inc. Wireless and wired cable modem applications of universal frequency translation technology
JP2003522456A (ja) * 2000-02-04 2003-07-22 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 無線ｆｍ受信器
FI108584B (fi) * 2000-03-24 2002-02-15 Nokia Corp Menetelmä välitaajuussignaalin muodostamiseksi sekoittimessa ja sekoitin
US7010286B2 (en) 2000-04-14 2006-03-07 Parkervision, Inc. Apparatus, system, and method for down-converting and up-converting electromagnetic signals
US7554508B2 (en) 2000-06-09 2009-06-30 Parker Vision, Inc. Phased array antenna applications on universal frequency translation
US6529719B1 (en) * 2000-06-30 2003-03-04 International Business Machines Corporation Image reject mixer
US6990326B2 (en) * 2000-07-05 2006-01-24 Kabushiki Kaisha Toshiba Image suppression filter circuit
JP4310600B2 (ja) * 2000-08-04 2009-08-12 ソニー株式会社 受信回路および受信用集積回路
US7010559B2 (en) 2000-11-14 2006-03-07 Parkervision, Inc. Method and apparatus for a parallel correlator and applications thereof
US7454453B2 (en) 2000-11-14 2008-11-18 Parkervision, Inc. Methods, systems, and computer program products for parallel correlation and applications thereof
US20020183033A1 (en) * 2001-04-05 2002-12-05 Sarnoff Corporation Commutating image-reject mixer
US7039382B2 (en) * 2001-05-15 2006-05-02 Broadcom Corporation DC offset calibration for a radio transceiver mixer
US7085335B2 (en) 2001-11-09 2006-08-01 Parkervision, Inc. Method and apparatus for reducing DC offsets in a communication system
US7072427B2 (en) 2001-11-09 2006-07-04 Parkervision, Inc. Method and apparatus for reducing DC offsets in a communication system
US6865382B2 (en) * 2002-01-07 2005-03-08 Broadcom Corp. Mixer having low noise, controllable gain, and/or low supply voltage operation
US6975848B2 (en) 2002-06-04 2005-12-13 Parkervision, Inc. Method and apparatus for DC offset removal in a radio frequency communication channel
US7130604B1 (en) * 2002-06-06 2006-10-31 National Semiconductor Corporation Harmonic rejection mixer and method of operation
US7321640B2 (en) 2002-06-07 2008-01-22 Parkervision, Inc. Active polyphase inverter filter for quadrature signal generation
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
US7369835B2 (en) * 2005-03-10 2008-05-06 Xceive Corporation Image rejection mixer providing precision image rejection
US7375741B2 (en) * 2005-03-24 2008-05-20 Himax Technologies Limited Circuit and method for eliminating image interfering with desired channel
WO2007064955A2 (en) * 2005-12-01 2007-06-07 Erico International Corporation Clamp for circular objects
US8774749B2 (en) 2009-12-11 2014-07-08 Ess Technology, Inc. Virtual weaver architecture filter
JP2016167781A (ja) * 2015-03-10 2016-09-15 富士通株式会社 無線通信装置及び無線通信装置の制御方法

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US4696113A (en) * 1985-09-30 1987-09-29 George Rice Apparatus for locating the outline of an accessory in dry wall or a decorative panel
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FR2625630B1 (fr) * 1987-12-30 1990-05-04 Labo Electronique Physique Circuit dephaseur actif
DE3815055A1 (de) * 1988-05-04 1989-11-16 Standard Elektrik Lorenz Ag Quadratur-empfaenger
DE59009672D1 (de) * 1989-06-09 1995-10-26 Telefunken Microelectron Schaltungsanordnung zur Frequenzumsetzung.
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JP2574596B2 (ja) * 1992-06-03 1997-01-22 松下電器産業株式会社 周波数変換装置

Also Published As

Publication number Publication date
FR2742620A1 (fr) 1997-06-20
CA2192039A1 (en) 1997-06-16
US5901349A (en) 1999-05-04
EP0779704B1 (de) 2001-08-29
FR2742620B1 (fr) 1998-02-20
DE69614813T2 (de) 2002-04-04
DE69614813D1 (de) 2001-10-04
EP0779704A1 (de) 1997-06-18

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Legal Events

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UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee