BE847647A - Demodulateur pour la transmission de donnees en modulation de phase differentielle, - Google Patents

Demodulateur pour la transmission de donnees en modulation de phase differentielle,

Info

Publication number: BE847647A
Authority: BE; Belgium
Prior art keywords: demodulator; data transmission; phase modulation; differential phase; differential
Prior art date: 1975-10-29

Application number

BE171798A

Other languages

English (en)

French (fr)

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.)

1975-10-29

Filing date

1976-10-26

Publication date

1977-02-14

1976-10-26 Application filed filed Critical

1977-02-14 Publication of BE847647A publication Critical patent/BE847647A/xx

Links

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
- H04L27/22—Demodulator circuits; Receiver circuits
- H04L27/233—Demodulator circuits; Receiver circuits using non-coherent demodulation
- H04L27/2331—Demodulator circuits; Receiver circuits using non-coherent demodulation wherein the received signal is demodulated using one or more delayed versions of itself

Landscapes

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

BE171798A 1975-10-29 1976-10-26 Demodulateur pour la transmission de donnees en modulation de phase differentielle, BE847647A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US05/626,659 US3997847A (en)	1975-10-29	1975-10-29	Digital demodulator for differentially encoded phase-shift-keyed data

Publications (1)

Publication Number	Publication Date
BE847647A true BE847647A (fr)	1977-02-14

Family

ID=24511291

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE171798A BE847647A (fr)	1975-10-29	1976-10-26	Demodulateur pour la transmission de donnees en modulation de phase differentielle,

Country Status (12)

Country	Link
US (1)	US3997847A (sv)
JP (1)	JPS5255363A (sv)
AU (1)	AU506065B2 (sv)
BE (1)	BE847647A (sv)
CA (1)	CA1070022A (sv)
DE (1)	DE2648977C3 (sv)
ES (1)	ES452840A1 (sv)
FR (1)	FR2330215A1 (sv)
GB (1)	GB1512748A (sv)
IT (1)	IT1073389B (sv)
NL (1)	NL186360C (sv)
SE (1)	SE410373B (sv)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2811488A1 (de) *	1978-03-16	1979-09-27	Siemens Ag	Integrierbarer demodulator fuer getraegerte digitalsignale
US4216463A (en) *	1978-08-10	1980-08-05	Motorola, Inc.	Programmable digital tone detector
US4190802A (en) *	1978-08-17	1980-02-26	Motorola, Inc.	Digital demodulator for phase shift keyed signals
US4457005A (en) *	1981-12-07	1984-06-26	Motorola, Inc.	Digital coherent PSK demodulator and detector
DE3246145A1 (de) *	1982-12-14	1984-06-14	Standard Elektrik Lorenz Ag, 7000 Stuttgart	Fernsehuebertragungssystem mit integrierter uebertragung von zusatzinformationen, insbesondere tonsignalen
FR2571194B1 (fr) *	1984-09-28	1992-12-11	Lignes Telegraph Telephon	Demodulateur differentiel de signaux electriques a plusieurs etats de phase pour equipements de transmission de donnees
US4575684A (en) *	1985-02-22	1986-03-11	Honeywell Inc.	Differential phase shift keying receiver
JPS6231238A (ja) *	1985-08-02	1987-02-10	Canon Inc	復調装置
US4715047A (en) *	1986-04-04	1987-12-22	Harris Corporation	Digital differential phase shift keyed demodulator
US4750215A (en) *	1986-06-24	1988-06-07	Cincinnati Microwave, Inc.	Police radar signal detection circuitry for a police radar warning receiver
CA1260641A (en) *	1986-10-22	1989-09-26	Jan Heynen	(ds) transmitter
CA2019359C (en) *	1989-06-21	1993-07-06	Hiroyasu Muto	Detection of a particular signal sequence with no adverse influence of multipath transmission
EP0434355A3 (en) *	1989-12-18	1993-02-24	Nec Corporation	Differential phase demodulator for psk-modulated signals
EP0467712B1 (en) *	1990-07-20	1998-04-29	Nec Corporation	Phase demodulator for psk-modulated signals
KR960014411B1 (ko) *	1991-12-13	1996-10-15	모토로라 인코포레이티드	직접 위상 계수화 장치 및 방법
IL107656A (en) *	1993-11-18	1996-11-14	Dsp Telecomm Ltd	Demodulator
US5920593A (en) *	1993-11-29	1999-07-06	Dsp Telecommunications Ltd.	Device for personal digital cellular telephones
US6084530A (en) *	1996-12-30	2000-07-04	Lucent Technologies Inc.	Modulated backscatter sensor system
US6456668B1 (en) *	1996-12-31	2002-09-24	Lucent Technologies Inc.	QPSK modulated backscatter system
US6046683A (en) *	1996-12-31	2000-04-04	Lucent Technologies Inc.	Modulated backscatter location system
US6184841B1 (en)	1996-12-31	2001-02-06	Lucent Technologies Inc.	Antenna array in an RFID system
US6130623A (en) *	1996-12-31	2000-10-10	Lucent Technologies Inc.	Encryption for modulated backscatter systems
FR2759224B1 (fr) *	1997-02-06	1999-04-30	Info Telecom	Procedes de transmission et de decodage acoustiques d'un message numerique et dispositifs correspondants
JP3300808B2 (ja) *	1997-03-26	2002-07-08	株式会社鷹山	π／ｎシフトＰＳＫ復調器
US6369710B1 (en)	2000-03-27	2002-04-09	Lucent Technologies Inc.	Wireless security system
US20020195388A1 (en) *	2001-05-22	2002-12-26	Sierens Stephen E.	Advanced leaf disc filter segment
US8072313B2 (en)	2006-02-01	2011-12-06	Vitaly Drucker	RFID interrogator with improved symbol decoding and systems based thereon
WO2007090114A2 (en)	2006-02-01	2007-08-09	Vitaly Drucker	Rfid tag, interrogator and system with improved symbol encoding and decoding
US8509361B2 (en) *	2010-02-04	2013-08-13	Issc Technologies Corp.	Simplified acquisition apparatus and method for a Bluetooth receiver

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3729684A (en) *	1971-07-01	1973-04-24	Sanders Associates Inc	Data demodulator employing multiple correlations and filters
US3938052A (en) *	1974-05-09	1976-02-10	Teletype Corporation	Digital demodulator for phase-modulated waveforms

1975
- 1975-10-29 US US05/626,659 patent/US3997847A/en not_active Expired - Lifetime
1976
- 1976-08-24 CA CA259,763A patent/CA1070022A/en not_active Expired
- 1976-10-22 SE SE7611785A patent/SE410373B/sv not_active IP Right Cessation
- 1976-10-25 FR FR7632073A patent/FR2330215A1/fr active Granted
- 1976-10-26 AU AU19003/76A patent/AU506065B2/en not_active Expired
- 1976-10-26 BE BE171798A patent/BE847647A/xx not_active IP Right Cessation
- 1976-10-27 NL NLAANVRAGE7611901,A patent/NL186360C/xx not_active IP Right Cessation
- 1976-10-28 DE DE2648977A patent/DE2648977C3/de not_active Expired
- 1976-10-28 GB GB44858/76A patent/GB1512748A/en not_active Expired
- 1976-10-28 IT IT28817/76A patent/IT1073389B/it active
- 1976-10-29 ES ES452840A patent/ES452840A1/es not_active Expired
- 1976-10-29 JP JP51129555A patent/JPS5255363A/ja active Granted

Also Published As

Publication number	Publication date
JPS568537B2 (sv)	1981-02-24
NL186360C (nl)	1990-11-01
GB1512748A (en)	1978-06-01
US3997847A (en)	1976-12-14
FR2330215B1 (sv)	1981-10-23
DE2648977B2 (de)	1979-03-22
SE410373B (sv)	1979-10-08
NL7611901A (nl)	1977-05-03
AU506065B2 (en)	1979-12-13
NL186360B (nl)	1990-06-01
CA1070022A (en)	1980-01-15
ES452840A1 (es)	1977-10-16
IT1073389B (it)	1985-04-17
DE2648977A1 (de)	1977-05-12
DE2648977C3 (de)	1979-11-15
FR2330215A1 (fr)	1977-05-27
JPS5255363A (en)	1977-05-06
AU1900376A (en)	1978-05-04
SE7611785L (sv)	1977-04-30

Similar Documents

Publication	Publication Date	Title
BE847647A (fr)	1977-02-14	Demodulateur pour la transmission de donnees en modulation de phase differentielle,
AU2002276A (en)	1978-06-01	Data transmission. binary-pseudoternary
NL7608143A (nl)	1977-01-25	Modulator/demodulator voor informatiekommuni- katie.
NL190041C (nl)	1993-10-01	Zelfklokkend overdrachtstelsel.
NO141487C (no)	1980-03-19	Traadloest informasjonstransmisjonssystem.
JPS5220753A (en)	1977-02-16	Quadrature phase shift keying demodulator
NL7703911A (nl)	1977-10-11	Schijfvormige informatiedrager.
NL173461C (nl)	1984-01-16	Demodulatieschakeling voor het demoduleren van een met eerste informatie vier-fase gemoduleerd signaal.
NL7700165A (nl)	1977-07-12	Gegevenstransmissiestelsel.
NL7703796A (nl)	1977-10-11	Wieluitlijning.
NL7709173A (nl)	1978-02-22	Reproductiesysteem.
NL185250C (nl)	1990-02-16	Kaartvormige ketendrager.
BE847648A (fr)	1977-02-14	Modulateur pour la transmission de donnees en modulation de phase differentielle,
FR2343374A1 (fr)	1977-09-30	Appareil pour la correction de donnees codees par modulation de phase en quadrature differentielle
NL173005C (nl)	1983-11-16	Fasediscriminator in een ontvanger van een datatransmissiesysteem.
NL7702621A (nl)	1977-09-13	Informatie-transmissiestelsel.
GB1546293A (en)	1979-05-23	Quadrature multiplyng four-channel demodulator
NL7613033A (nl)	1977-06-01	Informatieontvanger.
SE396183B (sv)	1977-09-05	Demodulatoranordning for differentialfasmodulerade signaler
NL7612243A (nl)	1977-05-09	Informatiedrager.
NL7613800A (nl)	1979-03-30	Informatie-transmissiestelsel.
NL7514560A (nl)	1976-06-18	Stereofonie-demodulatieinrichting.
NL7712744A (nl)	1978-05-29	Werkwijze ter bereiding van 2-sulfonyl (res- pectievelijk sulfinyl)-2'-aminoacetofenonderi- vaten.
NO147399C (no)	1983-04-06	Innretning for overfoering av digital informasjon.
ES452381A0 (es)	1978-01-01	Perfeccionamientos en dispositivos de transmision de variacion de velocidad.

Legal Events

Date

Code

Title

Description

1992-04-30

RE

Patent lapsed

Owner name: WESTERN ELECTRIC CY INC.

Effective date: 19911031