LU81020A1 - Circuit de recuperation de la porteuse d'un signal numerique synchrone transmis par modulation d'amplitude - Google Patents

Circuit de recuperation de la porteuse d'un signal numerique synchrone transmis par modulation d'amplitude

Info

Publication number: LU81020A1
Authority: LU; Luxembourg
Prior art keywords: recovering; carrier; circuit; digital signal; signal transmitted
Prior art date: 1978-03-10

Application number

LU81020A

Other languages

English (en)

Inventor

M Lemoussu

C Cardot

Original Assignee

Cit Alcatel

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.)

1978-03-10

Filing date

1979-03-08

Publication date

1979-10-30

1979-03-08 Application filed by Cit Alcatel filed Critical Cit Alcatel

1979-10-30 Publication of LU81020A1 publication Critical patent/LU81020A1/fr

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/02—Amplitude-modulated carrier systems, e.g. using on-off keying; Single sideband or vestigial sideband modulation
- H04L27/06—Demodulator circuits; Receiver circuits
- H04L27/066—Carrier recovery circuits

Landscapes

Engineering & Computer Science (AREA)
Computer Networks & Wireless Communication (AREA)
Signal Processing (AREA)
Digital Transmission Methods That Use Modulated Carrier Waves (AREA)

LU81020A 1978-03-10 1979-03-08 Circuit de recuperation de la porteuse d'un signal numerique synchrone transmis par modulation d'amplitude LU81020A1 (fr)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
FR7806954A FR2419614A1 (fr)	1978-03-10	1978-03-10	Circuit de recuperation de la porteuse d'un signal numerique synchrone transmis par modulation d'amplitude
US06/019,246 US4253189A (en)	1978-03-10	1979-03-09	Circuit for recovering the carrier of an amplitude modulated synchronous digital signal

Publications (1)

Publication Number	Publication Date
LU81020A1 true LU81020A1 (fr)	1979-10-30

Family

ID=26220478

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
LU81020A LU81020A1 (fr)	1978-03-10	1979-03-08	Circuit de recuperation de la porteuse d'un signal numerique synchrone transmis par modulation d'amplitude

Country Status (9)

Country	Link
US (1)	US4253189A (fr)
JP (1)	JPS54127266A (fr)
BE (1)	BE874263A (fr)
CA (1)	CA1129506A (fr)
DE (1)	DE2908589A1 (fr)
FR (1)	FR2419614A1 (fr)
GB (1)	GB2017436B (fr)
LU (1)	LU81020A1 (fr)
NL (1)	NL7901891A (fr)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2466146B1 (fr) *	1979-09-19	1987-06-12	Cit Alcatel	Circuit d'asservissement de la phase d'un oscillateur local pour recepteur de signaux de donnees transmis par une modulation d'amplitude en bande laterale unique
JPS596101B2 (ja) *	1979-12-18	1984-02-09	富士ゼロックス株式会社	搬送波再生回路
US4445223A (en) *	1981-01-05	1984-04-24	Motorola, Inc.	Apparatus and method for determining the presence and frequency of a periodic signal
US4416017A (en) *	1981-01-05	1983-11-15	Motorola, Inc.	Apparatus and method for attenuating interfering signals
FR2510331A1 (fr) *	1981-07-23	1983-01-28	Leclert Alain	Circuit de regeneration d'une onde porteuse
US4561067A (en) *	1982-06-23	1985-12-24	British Telecommunications	Multi-channel cross-talk interference reduction circuit using modulation-multiplying-demodulation correlator
US4510611A (en) *	1982-11-19	1985-04-09	General Electric Company	Transceiver circuit for interfacing between a power line communication system and a data processor
GB8300076D0 (en) *	1983-01-04	2010-03-10	Secr Defence	Electronic detector circuit
IT1212806B (it) *	1983-12-30	1989-11-30	Ates Componenti Elettron	Demodulatore sincrono per segnali modulati in ampiezza.
FR2562351B1 (fr) *	1984-03-30	1986-06-20	Labo Electronique Physique	Comparateur de phase a fonctionnement linearise et boucle a verrouillage de phase comprenant un tel comparateur de phase
US4680778A (en) *	1985-10-02	1987-07-14	Motorola, Inc.	Fast acquisition circuit for synchronous digital receiver operating in wideband noise
US4726043A (en) *	1986-11-28	1988-02-16	American Telephone And Telegraph Company	Data decision-directed timing and carrier recovery circuits
CA1332450C (fr) *	1987-06-23	1994-10-11	Shousei Yoshida	Detecteur de rapport porteuse sur bruit pour systemes de transmission numeriques
FR2621188B1 (fr) *	1987-09-25	1989-12-29	Labo Electronique Physique	Circuit de recuperation de l'onde porteuse de systemes de transmissions numeriques
GB2237480A (en) *	1989-10-06	1991-05-01	Secr Defence	Carrier regeneration
JP2513331B2 (ja) *	1989-11-10	1996-07-03	日本電気株式会社	搬送波再生器
DE4325713A1 (de) *	1993-07-30	1995-02-02	Siemens Ag	Verfahren und Schaltungsanordnung zur Demodulation und Schwellenwertdiskrimination von getasteten CW-Signalen
GB2287144B (en) *	1994-02-23	1998-11-18	Motorola Israel Ltd	A radio device and a single-frequency radio transponder
DE4431522A1 (de) *	1994-09-03	1996-03-07	Philips Patentverwaltung	Verfahren und Schaltungsanordnung zum Demodulieren eines digital amplitudenmodulierten Trägersignals
US5675284A (en) *	1996-05-13	1997-10-07	Zenith Electronics Corporation	Frequency lock indicator for FPLL demodulated signal having a pilot
JP2910695B2 (ja) *	1996-08-30	1999-06-23	日本電気株式会社	コスタスループ搬送波再生回路
US6707863B1 (en)	1999-05-04	2004-03-16	Northrop Grumman Corporation	Baseband signal carrier recovery of a suppressed carrier modulation signal
JP2003008354A (ja) *	2001-06-26	2003-01-10	Mitsubishi Electric Corp	Ａｍ復調器
JP4024069B2 (ja) *	2002-04-05	2007-12-19	株式会社ルネサステクノロジ	Ａｍ復調回路
JP2006526331A (ja) *	2003-05-05	2006-11-16	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	キャリア再生に基づく復調

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2049059C3 (de) *	1970-10-06	1978-11-02	Siemens Ag, 1000 Berlin Und 8000 Muenchen	Verfahren zur Ausregelung von Phasenfehlern beim Empfang phasengetasteter Signale
JPS4918256A (fr) *	1972-06-09	1974-02-18
LU68026A1 (fr) *	1972-07-19	1974-01-21
US3806815A (en) *	1973-03-06	1974-04-23	Nasa	Decision feedback loop for tracking a polyphase modulated carrier
FR2226778B1 (fr) *	1973-04-20	1976-05-28	Lannionnais Electronique
FR2241162B1 (fr) *	1973-08-16	1976-09-17	Cit Alcatel
DE2354718C3 (de) *	1973-11-02	1981-12-17	Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt	Demodulationsverfahren für phasenumgetastete Schwingungen und Schaltungsanordnung zur Durchführung des Verfahrens
US3984778A (en) *	1974-11-13	1976-10-05	Rixon Inc.	Carrier recovery scheme for a SSB-SC signal
US3993956A (en) *	1975-11-03	1976-11-23	Motorola, Inc.	Digital detection system for differential phase shift keyed signals
FR2368184A1 (fr) *	1976-10-18	1978-05-12	Ibm France	Systeme de synchronisation de porteuse pour demodulateur de phase coherent

1978
- 1978-03-10 FR FR7806954A patent/FR2419614A1/fr active Granted
1979
- 1979-02-19 BE BE1/9282A patent/BE874263A/fr not_active IP Right Cessation
- 1979-03-05 GB GB7907682A patent/GB2017436B/en not_active Expired
- 1979-03-05 DE DE19792908589 patent/DE2908589A1/de not_active Ceased
- 1979-03-08 CA CA323,009A patent/CA1129506A/fr not_active Expired
- 1979-03-08 NL NL7901891A patent/NL7901891A/xx not_active Application Discontinuation
- 1979-03-08 LU LU81020A patent/LU81020A1/fr unknown
- 1979-03-09 US US06/019,246 patent/US4253189A/en not_active Expired - Lifetime
- 1979-03-09 JP JP2681779A patent/JPS54127266A/ja active Pending

Also Published As

Publication number	Publication date
BE874263A (fr)	1979-08-20
FR2419614B1 (fr)	1983-02-04
US4253189A (en)	1981-02-24
GB2017436B (en)	1982-04-07
CA1129506A (fr)	1982-08-10
JPS54127266A (en)	1979-10-03
NL7901891A (nl)	1979-09-12
DE2908589A1 (de)	1979-09-20
FR2419614A1 (fr)	1979-10-05
GB2017436A (en)	1979-10-03

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