ATE173371T1 - Verfahren zur signalverarbeitung - Google Patents

Verfahren zur signalverarbeitung

Info

Publication number
ATE173371T1
ATE173371T1 AT92303892T AT92303892T ATE173371T1 AT E173371 T1 ATE173371 T1 AT E173371T1 AT 92303892 T AT92303892 T AT 92303892T AT 92303892 T AT92303892 T AT 92303892T AT E173371 T1 ATE173371 T1 AT E173371T1
Authority
AT
Austria
Prior art keywords
digital
signal
sampling
digitizing means
signal processing
Prior art date
Application number
AT92303892T
Other languages
English (en)
Inventor
James Kenneth Alexande Ritchie
David Abbott
Adrian Anderson
Clifford Parris
Original Assignee
Texas Instruments Ltd
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 Texas Instruments Ltd filed Critical Texas Instruments Ltd
Application granted granted Critical
Publication of ATE173371T1 publication Critical patent/ATE173371T1/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H04N5/60—Receiver circuitry for the reception of television signals according to analogue transmission standards for the sound signals
    • H04N5/602—Receiver circuitry for the reception of television signals according to analogue transmission standards for the sound signals for digital sound signals
    • H04N5/605—Receiver circuitry for the reception of television signals according to analogue transmission standards for the sound signals for digital sound signals according to the NICAM system
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/64—Circuits for processing colour signals
    • H04N9/66—Circuits for processing colour signals for synchronous demodulators

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Communication Control (AREA)
  • Analogue/Digital Conversion (AREA)
  • Circuits Of Receivers In General (AREA)
  • Radar Systems Or Details Thereof (AREA)
AT92303892T 1991-05-03 1992-04-30 Verfahren zur signalverarbeitung ATE173371T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB919109617A GB9109617D0 (en) 1991-05-03 1991-05-03 Method and apparatus for signal processing

Publications (1)

Publication Number Publication Date
ATE173371T1 true ATE173371T1 (de) 1998-11-15

Family

ID=10694411

Family Applications (1)

Application Number Title Priority Date Filing Date
AT92303892T ATE173371T1 (de) 1991-05-03 1992-04-30 Verfahren zur signalverarbeitung

Country Status (4)

Country Link
EP (1) EP0512748B1 (de)
AT (1) ATE173371T1 (de)
DE (1) DE69227537T2 (de)
GB (1) GB9109617D0 (de)

Families Citing this family (43)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2744320B1 (fr) * 1996-01-26 1998-03-06 Sextant Avionique Systeme de prise de son et d'ecoute pour equipement de tete en ambiance bruitee
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
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
US6091940A (en) 1998-10-21 2000-07-18 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
US6049706A (en) 1998-10-21 2000-04-11 Parkervision, Inc. Integrated frequency translation and selectivity
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
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
US7027786B1 (en) 1998-10-21 2006-04-11 Parkervision, Inc. Carrier and clock recovery using 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
US7295826B1 (en) 1998-10-21 2007-11-13 Parkervision, Inc. Integrated frequency translation and selectivity with gain control functionality, and applications thereof
US6560301B1 (en) 1998-10-21 2003-05-06 Parkervision, Inc. Integrated frequency translation and selectivity with a variety of filter embodiments
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
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
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
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
US7110435B1 (en) 1999-03-15 2006-09-19 Parkervision, Inc. Spread spectrum applications of universal frequency translation
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
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
US7072390B1 (en) 1999-08-04 2006-07-04 Parkervision, Inc. Wireless local area network (WLAN) using universal frequency translation technology including multi-phase embodiments
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
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
DE60022464T2 (de) 2000-01-11 2006-06-14 Lucent Technologies Inc Korrektur von einem Frequenzversatz bei Intersymbolinterferenz
US7292835B2 (en) 2000-01-28 2007-11-06 Parkervision, Inc. Wireless and wired cable modem applications of universal frequency translation technology
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
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
DE10136071A1 (de) † 2001-07-25 2003-02-13 Infineon Technologies Ag Verfahren und Vorrichtung zur Kompensation eines Phasenfehlers eines Empfangs- und/oder Sendesystems mit I/Q-Schnittstelle
US7072427B2 (en) 2001-11-09 2006-07-04 Parkervision, Inc. Method and apparatus for reducing DC offsets in a communication system
US7085335B2 (en) 2001-11-09 2006-08-01 Parkervision, Inc. Method and apparatus for reducing DC offsets in a communication system
US6975848B2 (en) 2002-06-04 2005-12-13 Parkervision, Inc. Method and apparatus for DC offset removal in a radio frequency communication channel
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

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0824356B2 (ja) * 1987-11-06 1996-03-06 ドイチエ・アイティーティー・インダストリーズ・ゲゼルシャフト・ミト・ベシュレンクタ・ハフツンク デジタルテレビジョン受信機の音響チャンネル回路

Also Published As

Publication number Publication date
GB9109617D0 (en) 1991-06-26
EP0512748B1 (de) 1998-11-11
DE69227537T2 (de) 1999-05-06
DE69227537D1 (de) 1998-12-17
EP0512748A3 (en) 1993-07-14
EP0512748A2 (de) 1992-11-11

Similar Documents

Publication Publication Date Title
DE69227537D1 (de) Verfahren zur Signalverarbeitung
DE69126071D1 (de) Verfahren und Einrichtung zur Demodulation von digitalem Modulationssignal
FI915331A0 (fi) Mottagare.
EP0774850A3 (de) Verfahren zum Erfassen eines digitalen Signals und Detektor
EP0147120A3 (de) Demodulator und Verfahren zur Demodulation mit einer Null-Zwischenfrequenz
DE59007578D1 (de) Verfahren und vorrichtung zum umsetzen digital modulierter empfangssignale aus dem hochfrequenzbereich.
DE69021982D1 (de) Vorrichtung und Verfahren zur Verwandlung digitaler Videosignale.
ATE354222T1 (de) Automatische verstärkungssteuerung für verbesserte dekodierung von mehrträgersignalen
SE9502703L (sv) Förfarande och anordning för nedomvandling av flerfaskomponent
ATE37972T1 (de) Verfahren zur anpassung von zwei systemen mit unterschiedlicher abtastrate.
DE19781681T1 (de) Verfahren und Gerät zur Aufbereitung von digital modulierten Signalen durch Kanalzeicheneinstellung
DE69014422D1 (de) Digitales Übertragungssystem, Sender und Empfänger zur Verwendung im Übertragungssystem und Aufzeichnungsträger, der aus dem Sender in Form einer Aufzeichnungseinrichtung erhalten wird.
ATE265060T1 (de) Einrichtung und verfahren zum takten von digitalen und analogen schaltungen auf einem gemeinsam substrat zur geräuschverminderung
EP0871036A3 (de) Eingangsarchitektur für ein Messgerät
EP0738064A3 (de) Verfahren zur Modulation und Demodulation, sowie Modulator und Demodulator
DE69321201D1 (de) Gerät und Verfahren zur Digitalsignalverarbeitung
EP0881639A3 (de) Automatisches Entzerrer System
CA2100153A1 (en) Apparatus for time division multiplexed processing of frequency division multiplexed signals
JPS54152415A (en) Removal system for interference distortion occurring in demodulated signal due to interference between fm-wave signals
EP0279208A3 (en) Non-recursive half-band filter
DE59108933D1 (de) Verfahren und Vorrichtung zur Demodulation eines biphasenmodulierten Signals
DE69422178D1 (de) Verfahren zur demodulation von digital modulierten signalen und demodulator
DE69128867D1 (de) Demodulator und Verfahren zur Demodulation MSK-modulierter, digitaler Signale
EP0404462A3 (de) Einrichtung und Verfahren zur Signalverarbeitung
ES8303845A1 (es) "dispositivo desmodulador numerico de senales moduladas".

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties