SG50650A1 - Bus aligned quadrature fm detector - Google Patents

Bus aligned quadrature fm detector

Info

Publication number
SG50650A1
SG50650A1 SG1996007731A SG1996007731A SG50650A1 SG 50650 A1 SG50650 A1 SG 50650A1 SG 1996007731 A SG1996007731 A SG 1996007731A SG 1996007731 A SG1996007731 A SG 1996007731A SG 50650 A1 SG50650 A1 SG 50650A1
Authority
SG
Singapore
Prior art keywords
detector
quadrature
bus
bus aligned
aligned quadrature
Prior art date
Application number
SG1996007731A
Other languages
English (en)
Inventor
Rick Wayne Miller
Daniel Mark Hutchinson
Original Assignee
Thomson Consumer Electronics
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 Thomson Consumer Electronics filed Critical Thomson Consumer Electronics
Publication of SG50650A1 publication Critical patent/SG50650A1/en

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
    • H03D3/02—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal
    • H03D3/22—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal by means of active elements with more than two electrodes to which two signals are applied derived from the signal to be demodulated and having a phase difference related to the frequency deviation, e.g. phase detector
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C3/00—Angle modulation
    • 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
    • H03D2200/0001—Circuit elements of demodulators
    • H03D2200/0009—Emitter or source coupled transistor pairs or long tail pairs
    • 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
    • H03D2200/0001—Circuit elements of demodulators
    • H03D2200/0019—Gilbert multipliers
    • 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
    • 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
    • H03D2200/0052—Digital to analog 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
    • H03D2200/0082—Quadrature arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Networks Using Active Elements (AREA)
  • Superheterodyne Receivers (AREA)
  • Circuits Of Receivers In General (AREA)
SG1996007731A 1995-04-05 1996-04-02 Bus aligned quadrature fm detector SG50650A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/418,140 US5596298A (en) 1995-04-05 1995-04-05 Bus aligned quadrature FM detector

Publications (1)

Publication Number Publication Date
SG50650A1 true SG50650A1 (en) 1998-07-20

Family

ID=23656881

Family Applications (1)

Application Number Title Priority Date Filing Date
SG1996007731A SG50650A1 (en) 1995-04-05 1996-04-02 Bus aligned quadrature fm detector

Country Status (10)

Country Link
US (1) US5596298A (2)
EP (1) EP0736966B1 (2)
JP (1) JPH08288747A (2)
KR (1) KR100371420B1 (2)
CN (1) CN1067192C (2)
DE (1) DE69604111T2 (2)
IN (1) IN187665B (2)
MY (1) MY123749A (2)
SG (1) SG50650A1 (2)
TR (1) TR199600275A2 (2)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5832370A (en) * 1996-09-26 1998-11-03 Motorola, Inc. Current mode transceiver circuit and method
US6751272B1 (en) * 1998-02-11 2004-06-15 3Com Corporation Dynamic adjustment to preserve signal-to-noise ratio in a quadrature detector system
US6891574B1 (en) * 1998-08-04 2005-05-10 National Semiconductor Corporation High speed video mixer circuit
CA2528959C (en) * 2003-06-10 2011-12-20 Lumend, Inc. Catheter systems and methods for crossing vascular occlusions

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3651418A (en) * 1970-11-16 1972-03-21 Rca Corp Synchronous detector control
GB1440342A (en) * 1973-04-10 1976-06-23 Thorn Electrical Ind Ltd Television receiver circuits
US4127825A (en) * 1975-07-10 1978-11-28 Motorola, Inc. Linear frequency discriminator
GB2001217B (en) * 1977-07-15 1982-01-27 Victor Company Of Japan Phase tracked loop frequency demodulator
JPS5631208A (en) * 1979-08-23 1981-03-30 Pioneer Electronic Corp Quadrature detecting circuit
US4286237A (en) * 1979-10-18 1981-08-25 Rca Corporation Wide range drift compensated FM signal generator
US4375618A (en) * 1981-02-02 1983-03-01 National Semiconductor Corporation Linearized FM quadrature detector
FR2502422A1 (fr) * 1981-03-17 1982-09-24 Thomson Csf Demodulateur d'un signal module en frequence et systeme de television comportant un tel demodulateur
US4402089A (en) * 1981-09-16 1983-08-30 Rca Corporation Television tuning system with electronic frequency adjustment apparatus
US4511924A (en) * 1982-10-29 1985-04-16 Rca Corporation Frequency translation phase-locked loop for separate or intercarrier type television sound detection
DE3308690A1 (de) * 1983-03-11 1984-09-13 Deutsche Thomson-Brandt Gmbh, 7730 Villingen-Schwenningen Verfahren zum abstimmen der schwingkreise eines nachrichtenempfangsgeraetes
US4550293A (en) * 1984-01-27 1985-10-29 The United States Of America As Represented By The Secretary Of The Air Force Narrow deviation voltage controlled crystal oscillator
US4567441A (en) * 1984-04-02 1986-01-28 Motorola, Inc. Circuit and method for linearizing the output signal of an FM detector
US4620226A (en) * 1984-05-17 1986-10-28 Cheung William S H Apparatus for producing audio and visual signals for modulating a television system carrier signal
ES2045047T3 (es) * 1988-08-31 1994-01-16 Siemens Ag Multiplicador de cuatro cuadrantes de entradas multiples.
DE3834118A1 (de) * 1988-10-07 1990-04-12 Philips Patentverwaltung Schaltungsanordnung zum demodulieren eines frequenzmodulierten signals
US5280638A (en) * 1991-09-06 1994-01-18 Ford Motor Company RF filter self-alignment for multiband radio receiver
TW214027B (en) * 1992-06-12 1993-10-01 Philips Electronics Nv FM quadrature demodulator
US5315262A (en) * 1992-09-04 1994-05-24 Motorola, Inc. Demodulator alignment method and apparatus
US5428404A (en) * 1993-01-29 1995-06-27 Scientific-Atlanta, Inc. Apparatus for method for selectively demodulating and remodulating alternate channels of a television broadcast
US5453714A (en) * 1993-03-10 1995-09-26 National Semiconductor Corporation Binary FM demodulator with self-adjusting resonant operating frequency according to demodulated binary output signal duty cycle

Also Published As

Publication number Publication date
IN187665B (2) 2002-06-01
TR199600275A2 (tr) 1996-10-21
CN1067192C (zh) 2001-06-13
MY123749A (en) 2006-06-30
JPH08288747A (ja) 1996-11-01
KR960039594A (ko) 1996-11-25
EP0736966A1 (en) 1996-10-09
US5596298A (en) 1997-01-21
DE69604111D1 (de) 1999-10-14
EP0736966B1 (en) 1999-09-08
KR100371420B1 (ko) 2003-04-03
DE69604111T2 (de) 1999-12-30
CN1141531A (zh) 1997-01-29

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