CA2073347C - Appareil et methode de generation de signaux en quadrature - Google Patents

Appareil et methode de generation de signaux en quadrature

Info

Publication number
CA2073347C
CA2073347C CA002073347A CA2073347A CA2073347C CA 2073347 C CA2073347 C CA 2073347C CA 002073347 A CA002073347 A CA 002073347A CA 2073347 A CA2073347 A CA 2073347A CA 2073347 C CA2073347 C CA 2073347C
Authority
CA
Canada
Prior art keywords
phase
differential
signals
signal
quadrature
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 - Fee Related
Application number
CA002073347A
Other languages
English (en)
Inventor
Mark F. Hilbert
Steven F. Gillig
Joseph P. Heck
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.)
Motorola Solutions Inc
Original Assignee
Motorola Inc
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 Motorola Inc filed Critical Motorola Inc
Application granted granted Critical
Publication of CA2073347C publication Critical patent/CA2073347C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00—Automatic control of frequency or phase; Synchronisation
    • H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • H03L7/08—Details of the phase-locked loop
    • H03L7/081—Details of the phase-locked loop provided with an additional controlled phase shifter
    • H03L7/0812—Details of the phase-locked loop provided with an additional controlled phase shifter and where no voltage or current controlled oscillator is used
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B27/00—Generation of oscillations providing a plurality of outputs of the same frequency but differing in phase, other than merely two anti-phase outputs
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H11/00—Networks using active elements
    • H03H11/02—Multiple-port networks
    • H03H11/16—Networks for phase shifting
    • H03H11/22—Networks for phase shifting providing two or more phase shifted output signals, e.g. n-phase output

Landscapes

  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
CA002073347A 1990-12-21 1991-12-18 Appareil et methode de generation de signaux en quadrature Expired - Fee Related CA2073347C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US63370190A 1990-12-21 1990-12-21
US633,701 1990-12-21

Publications (1)

Publication Number Publication Date
CA2073347C true CA2073347C (fr) 1995-05-09

Family

ID=24540758

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002073347A Expired - Fee Related CA2073347C (fr) 1990-12-21 1991-12-18 Appareil et methode de generation de signaux en quadrature

Country Status (8)

Country Link
JP (1) JPH05505297A (fr)
AU (1) AU9179691A (fr)
BR (1) BR9106406A (fr)
CA (1) CA2073347C (fr)
FR (1) FR2670975A1 (fr)
IT (1) IT1250974B (fr)
MX (1) MX174064B (fr)
WO (1) WO1992011704A1 (fr)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0660512B1 (fr) * 1993-12-22 1999-12-08 Philips Composants Et Semiconducteurs Amplificateur déphaseur et son application à un circuit recombineur
JP2002515190A (ja) * 1994-12-30 2002-05-21 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 正確な直角信号を発生する回路及び方法
AU5866396A (en) * 1995-05-26 1996-12-11 Rambus Inc. Phase shifter for use in a quadrature clock generator
GB9918317D0 (en) 1999-08-03 1999-10-06 Cambridge Silicon Radio Ltd Phase shifting
GB2361123A (en) * 2000-04-04 2001-10-10 Nokia Mobile Phones Ltd Polyphase filters in silicon integrated circuit technology
FR2809266B1 (fr) 2000-05-19 2002-10-11 St Microelectronics Sa Procede et dispositif de controle du dephasage entre quatre signaux mutuellement en quadrature de phase
KR100351057B1 (ko) * 2000-09-26 2002-09-05 삼성전자 주식회사 주파수의 체배성능을 향상시키기 위한 검출제어부를구비하는 주파수 체배회로
US6891440B2 (en) 2000-10-02 2005-05-10 A. Michael Straub Quadrature oscillator with phase error correction
US6674998B2 (en) * 2000-10-02 2004-01-06 Intersil Americas Inc. System and method for detecting and correcting phase error between differential signals
US7068987B2 (en) 2000-10-02 2006-06-27 Conexant, Inc. Packet acquisition and channel tracking for a wireless communication device configured in a zero intermediate frequency architecture
US7075377B2 (en) * 2004-06-10 2006-07-11 Theta Microeletronics, Inc. Quadrature voltage controlled oscillators with phase shift detector
US7869769B2 (en) * 2007-11-28 2011-01-11 Motorola, Inc. Method and apparatus for reconfigurable frequency generation
US8615205B2 (en) 2007-12-18 2013-12-24 Qualcomm Incorporated I-Q mismatch calibration and method
US8970272B2 (en) 2008-05-15 2015-03-03 Qualcomm Incorporated High-speed low-power latches
US8712357B2 (en) 2008-11-13 2014-04-29 Qualcomm Incorporated LO generation with deskewed input oscillator signal
US8718574B2 (en) 2008-11-25 2014-05-06 Qualcomm Incorporated Duty cycle adjustment for a local oscillator signal
US8847638B2 (en) 2009-07-02 2014-09-30 Qualcomm Incorporated High speed divide-by-two circuit
US8791740B2 (en) 2009-07-16 2014-07-29 Qualcomm Incorporated Systems and methods for reducing average current consumption in a local oscillator path
US8854098B2 (en) * 2011-01-21 2014-10-07 Qualcomm Incorporated System for I-Q phase mismatch detection and correction
US9154077B2 (en) 2012-04-12 2015-10-06 Qualcomm Incorporated Compact high frequency divider
US11811413B2 (en) 2021-10-13 2023-11-07 Mediatek Inc. Poly phase filter with phase error enhance technique

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4313089A (en) * 1980-03-31 1982-01-26 Motorola, Inc. Precision quadrature analog phase detector
GB2174576B (en) * 1985-04-29 1989-06-28 Plessey Co Plc Improvements in or relating to receivers
GB2196195B (en) * 1986-09-16 1990-12-19 Plessey Co Plc Quadrature signal generator
DE3819930A1 (de) * 1988-06-11 1989-12-21 Thomson Brandt Gmbh Schaltungsanordnung zur einstellung der phasenlage eines signals
DE3829164C1 (fr) * 1988-08-27 1989-08-10 Ant Nachrichtentechnik Gmbh, 7150 Backnang, De
NL8802531A (nl) * 1988-10-14 1990-05-01 Philips Nv Fasedetector en frequentiedemodulator voorzien van zulk een fasedetector.
DE3927381A1 (de) * 1989-08-19 1991-02-21 Philips Patentverwaltung Phasenvergleichsschaltung

Also Published As

Publication number Publication date
MX174064B (es) 1994-04-18
FR2670975B1 (fr) 1995-03-17
WO1992011704A1 (fr) 1992-07-09
ITRM910965A1 (it) 1993-06-20
ITRM910965A0 (it) 1991-12-20
JPH05505297A (ja) 1993-08-05
MX9102719A (es) 1992-06-01
FR2670975A1 (fr) 1992-06-26
BR9106406A (pt) 1993-05-04
IT1250974B (it) 1995-04-24
AU9179691A (en) 1992-07-22

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