FR2557745B1 - Demodulateur synchrone pour signaux modules en amplitude - Google Patents

Demodulateur synchrone pour signaux modules en amplitude

Info

Publication number
FR2557745B1
FR2557745B1 FR848419907A FR8419907A FR2557745B1 FR 2557745 B1 FR2557745 B1 FR 2557745B1 FR 848419907 A FR848419907 A FR 848419907A FR 8419907 A FR8419907 A FR 8419907A FR 2557745 B1 FR2557745 B1 FR 2557745B1
Authority
FR
France
Prior art keywords
modulated signals
amplitude modulated
synchronous demodulator
demodulator
synchronous
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
FR848419907A
Other languages
English (en)
Other versions
FR2557745A1 (fr
Inventor
Guido Torelli
Vincenzo Daniele
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.)
STMicroelectronics SRL
Original Assignee
ATES Componenti Elettronici SpA
SGS ATES Componenti Elettronici SpA
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 ATES Componenti Elettronici SpA, SGS ATES Componenti Elettronici SpA filed Critical ATES Componenti Elettronici SpA
Publication of FR2557745A1 publication Critical patent/FR2557745A1/fr
Application granted granted Critical
Publication of FR2557745B1 publication Critical patent/FR2557745B1/fr
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
    • H03D1/00—Demodulation of amplitude-modulated oscillations
    • H03D1/14—Demodulation of amplitude-modulated oscillations by means of non-linear elements having more than two poles
    • H03D1/18—Demodulation of amplitude-modulated oscillations by means of non-linear elements having more than two poles of semiconductor devices
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D1/00—Demodulation of amplitude-modulated oscillations
    • H03D1/22—Homodyne or synchrodyne circuits
    • H03D1/2245—Homodyne or synchrodyne circuits using two quadrature channels

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Amplifiers (AREA)
FR848419907A 1983-12-30 1984-12-27 Demodulateur synchrone pour signaux modules en amplitude Expired - Lifetime FR2557745B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT8324478A IT1212806B (it) 1983-12-30 1983-12-30 Demodulatore sincrono per segnali modulati in ampiezza.

Publications (2)

Publication Number Publication Date
FR2557745A1 FR2557745A1 (fr) 1985-07-05
FR2557745B1 true FR2557745B1 (fr) 1991-01-25

Family

ID=11213684

Family Applications (1)

Application Number Title Priority Date Filing Date
FR848419907A Expired - Lifetime FR2557745B1 (fr) 1983-12-30 1984-12-27 Demodulateur synchrone pour signaux modules en amplitude

Country Status (7)

Country Link
US (1) US4631485A (fr)
JP (1) JPH0682986B2 (fr)
KR (1) KR930007287B1 (fr)
DE (1) DE3447738C2 (fr)
FR (1) FR2557745B1 (fr)
GB (1) GB2152311B (fr)
IT (1) IT1212806B (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6373705A (ja) * 1986-09-16 1988-04-04 Matsushita Electric Ind Co Ltd 振幅検出器
JPS6387052A (ja) * 1986-09-30 1988-04-18 Pioneer Electronic Corp Ｆｍ多重放送受信機におけるデ−タ復調回路
JP2724145B2 (ja) * 1987-03-24 1998-03-09 株式会社日立製作所 搬送波再生装置
GB2215930B (en) * 1988-03-15 1992-09-16 Secr Defence Improvements in or relating to sub-carrier reception
GB9116051D0 (en) * 1991-07-24 1991-09-11 Phase Track Limited Am receiver system
US5339040A (en) * 1993-07-09 1994-08-16 Rockwell International Coproration AM demodulation receiver using digital signal processor
EP0710756B1 (fr) * 1994-11-07 2001-04-04 Siemens Aktiengesellschaft Système antivol pour un véhicule automobile
DE19544722C1 (de) * 1995-11-30 1997-04-17 Siemens Ag Diebstahlschutzsystem für ein Kraftfahrzeug
US20040149491A1 (en) * 2003-01-30 2004-08-05 Fling Richard William Device and method for improved data transfer
FR3009099B1 (fr) * 2013-07-26 2015-08-07 Thales Sa Dispositif tactile capacitif multi surfaces tactiles
KR101596774B1 (ko) * 2014-03-18 2016-02-23 주식회사 홍인터내셔날 다트 핀의 속력을 측정하기 위한 방법, 장치 및 컴퓨터-판독가능 매체

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3101448A (en) * 1954-12-23 1963-08-20 Gen Electric Synchronous detector system
US3699462A (en) * 1971-06-01 1972-10-17 Us Navy Channel combining circuit for synchronous phase detection systems
US3953805A (en) * 1974-11-07 1976-04-27 Texas Instruments Incorporated DC component suppression in zero CF IF systems
FR2368826A1 (fr) * 1976-10-19 1978-05-19 Thomson Csf Dispositif de demodulation synchrone et poste telephonique utilisant un tel dispositif
JPS5389354A (en) * 1977-01-18 1978-08-05 Toshiba Corp Digital synchronous detector
FR2419614A1 (fr) * 1978-03-10 1979-10-05 Cit Alcatel Circuit de recuperation de la porteuse d'un signal numerique synchrone transmis par modulation d'amplitude
NZ201230A (en) * 1981-08-31 1985-12-13 Kahn Leonard R Synchronous quadphase envelope detector
JPS58145202A (ja) * 1982-02-23 1983-08-30 Oki Electric Ind Co Ltd Ａｍ信号復調回路

Also Published As

Publication number Publication date
GB2152311A (en) 1985-07-31
IT8324478A0 (it) 1983-12-30
US4631485A (en) 1986-12-23
KR930007287B1 (ko) 1993-08-04
JPH0682986B2 (ja) 1994-10-19
JPS60160208A (ja) 1985-08-21
DE3447738A1 (de) 1985-07-11
KR850005044A (ko) 1985-08-19
DE3447738C2 (de) 1994-03-03
FR2557745A1 (fr) 1985-07-05
IT1212806B (it) 1989-11-30
GB8431860D0 (en) 1985-01-30
GB2152311B (en) 1987-02-25

Similar Documents

Publication Publication Date Title
DK165536C (da) Modtager for direkte modulerede fm-datasignaler
DK163611C (da) Fremgangsmaade til opsamling af maritime seismiske informationer
MX153309A (es) Mejoras a demodulador de senales alternativas moduladas por frecuencia
BR8406450A (pt) Sistema de radiotransmissao de frequencia modulada estereofonico
BR8404682A (pt) Modulador de frequencia de fizero
GB2151355B (en) Tracking error signal generator
GB2017436B (en) Circuit for recovering the carrier of an amplitude modulated synchronous digital signal
DE3481544D1 (de) Aufzeichnungsgeraet fuer zeitlichgeraffte ekg-signale.
DE3484671D1 (de) Anordnung zur ueberlagerung von videosignalen.
JPS5783907A (en) Signal demodulator frequency modulated
DE3467485D1 (en) Demodulator for multilevel amplitude modulation system
GB2152776B (en) Amplitude modulated high frequency signal detection device
FR2557745B1 (fr) Demodulateur synchrone pour signaux modules en amplitude
DE3168531D1 (en) Method for demodulating single sideband signals
DK232582A (da) Modtager til fasemodulerede baereboelgesignaler
DE69117804D1 (de) Digitaler Demodulator für mehrphasenmodulierte Signale
GB8701505D0 (en) Modulating & demodulating digital signals
GB2099245B (en) Demodulating an amplitude modulated signal
DE3668263D1 (de) Demodulator fuer frequenzmodulierte digitale signale.
DE3465679D1 (en) Digital quadrature amplitude modulation method
FR2547883B1 (fr) Dispositif de perfectionnement pour differentiel
FR2556524B1 (fr) Circuit de suppression des variations d'amplitude des signaux modules en frequence
IT8148041A0 (it) Perfezionamento nei ricevitori per segnali stereofonici a modulazionedi ampiezza
NO169259C (no) Anordning for behandling av modulerte signaler mottatt avet sidesoekende sonarsystem
NO922222D0 (no) Demodulator for digitale modulasjonssignaler

Legal Events

Date Code Title Description
D6 Patent endorsed licences of rights
ST Notification of lapse