DE69841295D1 - Regenerierung von In-Phase- und Quadratursignalen - Google Patents

Regenerierung von In-Phase- und Quadratursignalen

Info

Publication number
DE69841295D1
DE69841295D1 DE69841295T DE69841295T DE69841295D1 DE 69841295 D1 DE69841295 D1 DE 69841295D1 DE 69841295 T DE69841295 T DE 69841295T DE 69841295 T DE69841295 T DE 69841295T DE 69841295 D1 DE69841295 D1 DE 69841295D1
Authority
DE
Germany
Prior art keywords
regeneration
phase
quadrature signals
quadrature
signals
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
DE69841295T
Other languages
English (en)
Inventor
Xinping Huang
Mario Caron
Daniel J Hindson
Leseleuc Michel De
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.)
E B WELLS ELECTRONICS II LLC
Original Assignee
E B WELLS ELECTRONICS II LLC
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 E B WELLS ELECTRONICS II LLC filed Critical E B WELLS ELECTRONICS II LLC
Application granted granted Critical
Publication of DE69841295D1 publication Critical patent/DE69841295D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • H03D3/007—Demodulation of angle-, frequency- or phase- modulated oscillations by converting the oscillations into two quadrature related signals
    • H03D3/008—Compensating DC offsets
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/28—Details of pulse systems
    • G01S7/285—Receivers
    • G01S7/288—Coherent receivers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/06—Receivers
    • H04B1/16—Circuits
    • H04B1/30—Circuits for homodyne or synchrodyne receivers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/28—Details of pulse systems
    • G01S7/285—Receivers
    • G01S7/288—Coherent receivers
    • G01S7/2886—Coherent receivers using I/Q processing
    • 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
    • H03D2200/0047—Offset of DC voltage or frequency
DE69841295T 1997-06-10 1998-06-09 Regenerierung von In-Phase- und Quadratursignalen Expired - Lifetime DE69841295D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US4904997P 1997-06-10 1997-06-10

Publications (1)

Publication Number Publication Date
DE69841295D1 true DE69841295D1 (de) 2010-01-07

Family

ID=21957798

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69841295T Expired - Lifetime DE69841295D1 (de) 1997-06-10 1998-06-09 Regenerierung von In-Phase- und Quadratursignalen

Country Status (4)

Country Link
US (1) US6337888B1 (de)
EP (1) EP0884836B1 (de)
CA (1) CA2239681C (de)
DE (1) DE69841295D1 (de)

Families Citing this family (41)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6650178B1 (en) * 1997-12-18 2003-11-18 Sony International (Europe) Gmbh N-port direct receiver
EP1011204B1 (de) * 1998-12-18 2005-04-13 Sony International (Europe) GmbH Drei-Tor-Schaltung Empfänger
EP1056193B1 (de) * 1999-05-27 2005-04-27 Sony International (Europe) GmbH Ein Dreitor-Koppler verwendender Abwärtsumsetzer und Demodulator
EP1061660B1 (de) * 1999-06-16 2006-08-09 Sony Deutschland GmbH Empfänger mit N Toren
EP1067675B1 (de) 1999-07-08 2005-04-27 Sony International (Europe) GmbH Kalibrierung eines Empfängers mit N -Toren
EP1168742B1 (de) * 2000-06-28 2008-03-19 Sony Deutschland GmbH Vorrichtung zur modulationserkennung
EP1224742B1 (de) * 2000-07-07 2011-05-18 Sony Corporation Universalplattform für softwaredefinierte funkschaltung
DE60027284T2 (de) * 2000-07-11 2006-08-31 Sony Deutschland Gmbh Quadraturdemodulator unter Verwendung von Leistungssensoren
EP1189338A1 (de) * 2000-09-06 2002-03-20 Sony International (Europe) GmbH I/Q Demodulator mit drei Leistungsdetektoren und zwei A/D-Wandlern
CA2394038C (en) * 2000-10-12 2005-03-01 Sony Corporation Demodulator and receiver
US6711219B2 (en) * 2000-12-04 2004-03-23 Tensorcomm, Incorporated Interference cancellation in a signal
US6977977B1 (en) * 2001-02-20 2005-12-20 Comsys Communication & Signal Processing Ltd. Compensation of I/Q gain mismatch in a communications receiver
EP1450481A4 (de) * 2001-11-30 2005-02-09 Sony Corp Demodulator und empfänger damit
US6856279B2 (en) * 2002-05-13 2005-02-15 Honeywell International Inc. Methods and apparatus for determining an interferometric angle to a target in body coordinates
US6950056B2 (en) * 2002-05-13 2005-09-27 Honeywell International Inc. Methods and apparatus for determination of a filter center frequency
US6674397B2 (en) 2002-05-13 2004-01-06 Honeywell International Inc. Methods and apparatus for minimum computation phase demodulation
US6734820B2 (en) 2002-05-13 2004-05-11 Honeywell International Inc. Methods and apparatus for conversion of radar return data
US6744401B2 (en) 2002-05-13 2004-06-01 Honeywell International Inc. Methods and apparatus for radar data processing
US6803878B2 (en) 2002-05-13 2004-10-12 Honeywell International Inc. Methods and apparatus for terrain correlation
US6768469B2 (en) 2002-05-13 2004-07-27 Honeywell International Inc. Methods and apparatus for radar signal reception
US6639545B1 (en) 2002-05-13 2003-10-28 Honeywell International Inc. Methods and apparatus to determine a target location in body coordinates
US6680691B2 (en) 2002-05-13 2004-01-20 Honeywell International Inc. Methods and apparatus for accurate phase detection
EP1376852B1 (de) * 2002-06-20 2006-11-08 Sony Deutschland GmbH I/Q Demodulator unter Verwendung eines Sechs-Tor-Schaltung
EP1398872B1 (de) * 2002-09-16 2008-02-06 Sony Deutschland GmbH Adaptives Selbstkalibrierungsverfahren für einen Quadraturdemodulator eines Fünfport-Empfängers
KR100457924B1 (ko) * 2002-10-07 2004-11-18 한국전자통신연구원 Ｉ 채널 및 ｑ 채널 간 이득 및 위상 불일치를 보상하는직교 복조 장치
US7369813B2 (en) * 2003-05-14 2008-05-06 Telefonaktiebolaget L M Ericsson (Publ) Fast calibration of electronic components
US7310504B2 (en) * 2004-03-26 2007-12-18 Agilent Technologies, Inc. IF frequency response characterization employing overlapping frequency bands
US7463866B1 (en) * 2005-04-13 2008-12-09 Rf Micro Devices, Inc. I/Q mismatch calibration of direct conversion transceivers using the OFDM short training sequence
US7395202B2 (en) * 2005-06-09 2008-07-01 Motorola, Inc. Method and apparatus to facilitate vocoder erasure processing
KR100843421B1 (ko) * 2007-02-27 2008-07-03 삼성전기주식회사 5-포트 네트워크의 ｉ/ｑ 재생 장치
US7848450B2 (en) * 2007-03-22 2010-12-07 Texas Instruments Incorporated Methods and apparatus to pre-compensate for I/Q distortion in quadrature transmitters
KR100946124B1 (ko) * 2008-12-08 2010-03-10 삼성전기주식회사 멀티포트 네트워크의 ｉ／ｑ 신호 재생 장치 및 그 방법
US8750441B2 (en) 2010-12-20 2014-06-10 Texas Instruments Incorporated Signal cancellation to reduce phase noise, period jitter, and other contamination in local oscillator, frequency timing, or other timing generators or signal sources
US9484969B2 (en) 2012-10-12 2016-11-01 Innoventure L.P. Delta-pi signal acquisition
US9264268B2 (en) 2012-10-12 2016-02-16 Innoventure L.P. Periodic time segment sequence based decimation
US9490944B2 (en) 2012-10-12 2016-11-08 Innoventure L.P. Phase sector based RF signal acquisition
US9484968B2 (en) 2012-10-12 2016-11-01 Innoventure L.P. Post conversion mixing
US9225368B2 (en) 2012-10-12 2015-12-29 Innoventure L.P. Periodic time segment sequence based signal generation
US9049082B2 (en) 2013-04-15 2015-06-02 Aoptix Technologies, Inc. Carrier frequency and phase recovery in quadrature encoded E-band communications
US11054499B2 (en) * 2016-01-22 2021-07-06 Texas Instruments Incorporated Digital compensation for mismatches in a radar system
CN115800287B (zh) * 2022-10-27 2023-10-27 深圳市国电科技通信有限公司 一种基于阈值分割聚类的低压台区拓扑识别方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5095536A (en) 1990-03-23 1992-03-10 Rockwell International Corporation Direct conversion receiver with tri-phase architecture
US5263196A (en) 1990-11-19 1993-11-16 Motorola, Inc. Method and apparatus for compensation of imbalance in zero-if downconverters
US5461646A (en) * 1993-12-29 1995-10-24 Tcsi Corporation Synchronization apparatus for a diversity receiver
JP2850942B2 (ja) 1994-07-13 1999-01-27 日本電気株式会社 復調器
US5822368A (en) * 1996-04-04 1998-10-13 Lucent Technologies Inc. Developing a channel impulse response by using distortion
FI102702B (fi) 1996-05-03 1999-01-29 Nokia Mobile Phones Ltd Menetelmä suoramuunnosvastaanottimen toteuttamiseksi 6-porttipiirillä

Also Published As

Publication number Publication date
US6337888B1 (en) 2002-01-08
EP0884836A1 (de) 1998-12-16
CA2239681C (en) 2007-08-21
EP0884836B1 (de) 2009-11-25
CA2239681A1 (en) 1998-12-10

Similar Documents

Publication Publication Date Title
DE69841295D1 (de) Regenerierung von In-Phase- und Quadratursignalen
DE69803199D1 (de) Erkennung und entfernung von makroviren
DE69818933D1 (de) Korrektur von Phasen- und/oder Frequenzverschiebungen in Mehrträgersignalen
DE69838890D1 (de) Übertragung und Empfang von Daten
DE69738122D1 (de) Übertragung und Empfang von Daten
DE69838807D1 (de) Abbildung von Mehrträgersignalen in GSM-Zeitschlitzen
DE69725205D1 (de) Befestigung von Biomolekülen
DE69718393D1 (de) Befestigung von Biomolekülen
DE69728779D1 (de) Entfernung von fältchen
DE69533361D1 (de) Umsetzung von kohlenwasserstoffen
DE69824472D1 (de) Übertragen und Empfangen von Daten
DE69839096D1 (de) Dispersion von cellulose
DE69928195D1 (de) Komplettierung von Untrerdruck-Bohrlöchern
DE69736664D1 (de) Segmentierung und wiederzusammensetzung von minizellen
DE69827132T8 (de) Anordnung zur anwendung von fibrin-kleber
DE69821423D1 (de) Nichtreziproke Schaltungsanordnung
DE69814100D1 (de) Verschluss von absorbierenden artikeln
DE69836843D1 (de) Quadratur Spreizspektrumsignaldemodulation
DE69833414D1 (de) Modulator und Demodulator
DE69740100D1 (de) Aromatisierung von löslichen getränken
DE69924181D1 (de) Erfassung von Frequenzverschiebungen in Mehrträgerempfängern
DE59810313D1 (de) Verbindung von rotierenden Bauteilen
DE69738967D1 (de) Stabile expression von tripelhelikalen proteinen
DE69717677T2 (de) Koproduktion von perfluormethylperfluorvinylether und perfluorethylperfluorvinylether
DE69826878D1 (de) Wiederkodierung von dekodierten signalen

Legal Events

Date Code Title Description
8364 No opposition during term of opposition