DK395387D0 - Fremgangsmaade til demodulation af et vinkelmoduleret signal - Google Patents

Fremgangsmaade til demodulation af et vinkelmoduleret signal

Info

Publication number
DK395387D0
DK395387D0 DK395387A DK395387A DK395387D0 DK 395387 D0 DK395387 D0 DK 395387D0 DK 395387 A DK395387 A DK 395387A DK 395387 A DK395387 A DK 395387A DK 395387 D0 DK395387 D0 DK 395387D0
Authority
DK
Denmark
Prior art keywords
demodulation
procedure
angle
modulated signal
modulated
Prior art date
Application number
DK395387A
Other languages
English (en)
Other versions
DK395387A (da
Inventor
Paul Anthony Moore
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Publication of DK395387D0 publication Critical patent/DK395387D0/da
Publication of DK395387A publication Critical patent/DK395387A/da

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
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Noise Elimination (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Stereo-Broadcasting Methods (AREA)
DK395387A 1986-08-01 1987-07-29 Fremgangsmaade til demodulation af et vinkelmoduleret signal DK395387A (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB08618855A GB2193405A (en) 1986-08-01 1986-08-01 Demodulating an angle-modulated signal

Publications (2)

Publication Number Publication Date
DK395387D0 true DK395387D0 (da) 1987-07-29
DK395387A DK395387A (da) 1988-02-02

Family

ID=10602104

Family Applications (1)

Application Number Title Priority Date Filing Date
DK395387A DK395387A (da) 1986-08-01 1987-07-29 Fremgangsmaade til demodulation af et vinkelmoduleret signal

Country Status (9)

Country Link
US (1) US4766392A (da)
EP (1) EP0255175A3 (da)
JP (1) JPS6386905A (da)
KR (1) KR880003479A (da)
AU (1) AU586394B2 (da)
CA (1) CA1269423A (da)
DK (1) DK395387A (da)
FI (1) FI873314A (da)
GB (1) GB2193405A (da)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2210742A (en) * 1987-10-05 1989-06-14 Philips Nv Frequency difference detector (fdd) and a carrier modulated receiver including such a fdd
GB2215545A (en) * 1988-03-16 1989-09-20 Philips Electronic Associated A direct-conversion receiver
CH676404A5 (da) * 1988-11-22 1991-01-15 Ascom Radiocom Ag
US5241702A (en) * 1990-09-06 1993-08-31 Telefonaktiebolaget L M Ericsson D.c. offset compensation in a radio receiver
US5249203A (en) * 1991-02-25 1993-09-28 Rockwell International Corporation Phase and gain error control system for use in an i/q direct conversion receiver
JPH04310037A (ja) * 1991-04-09 1992-11-02 Nec Corp Ｆｓｋ受信機
JPH05175733A (ja) * 1991-12-20 1993-07-13 Kenwood Corp Ｆｍ復調器
DE4236546C1 (de) * 1992-10-29 1994-05-05 Hagenuk Telecom Gmbh Homodynempfänger und Verfahren zur direkten Konvertierung
US6127884A (en) * 1999-05-24 2000-10-03 Philips Electronics North America Corp. Differentiate and multiply based timing recovery in a quadrature demodulator
JP2003533929A (ja) * 2000-05-16 2003-11-11 インフィネオン テクノロジーズ アクチエンゲゼルシャフト 周波数復調器において許容誤差を修正するための回路構造
US7519333B2 (en) * 2000-07-03 2009-04-14 Texas Instruments Incorporated Radio architecture for use with frequency division duplexed systems
SE521838C2 (sv) * 2001-02-16 2003-12-09 Nat Semiconductor Corp Metod och anordning för automatisk förstärkningsreglering
US6847255B2 (en) * 2001-06-01 2005-01-25 Broadband Innovations, Inc. Zero IF complex quadrature frequency discriminator and FM demodulator
DE10131676A1 (de) * 2001-06-29 2003-01-16 Infineon Technologies Ag Empfängeranordnung mit Wechselstrom-Kopplung
US6904538B2 (en) * 2001-11-20 2005-06-07 Agere Systems Inc. System and method for differential data detection
JP2006148627A (ja) * 2004-11-22 2006-06-08 Fujitsu Ltd 周波数変調信号の復調器、および周波数変調信号の復調方法
US8369820B2 (en) * 2007-09-05 2013-02-05 General Instrument Corporation Frequency multiplier device

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
HU175236B (hu) * 1977-01-10 1980-06-28 Hiradastech Ipari Kutato Sposob i ustrojstvo dlja prijoma i generacii chastotno-modulirovannykh signalov
GB2106734B (en) * 1981-09-15 1986-01-15 Standard Telephones Cables Ltd Radio receiver
US4651107A (en) * 1984-01-11 1987-03-17 Nec Corporation Demodulator for digital FM signals
GB2166324A (en) * 1984-10-25 1986-04-30 Stc Plc A multi-mode radio transceiver
GB2175473A (en) * 1985-05-17 1986-11-26 Philips Electronic Associated D.c. block capacitor circuit

Also Published As

Publication number Publication date
GB2193405A (en) 1988-02-03
EP0255175A2 (en) 1988-02-03
KR880003479A (ko) 1988-05-17
AU7635387A (en) 1988-02-04
AU586394B2 (en) 1989-07-06
EP0255175A3 (en) 1989-03-15
FI873314A0 (fi) 1987-07-29
DK395387A (da) 1988-02-02
CA1269423A (en) 1990-05-22
GB8618855D0 (en) 1986-09-10
FI873314A (fi) 1988-02-02
US4766392A (en) 1988-08-23
JPS6386905A (ja) 1988-04-18

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Legal Events

Date Code Title Description
AHB Application shelved due to non-payment