NL7611901A - Digitale demodulator. - Google Patents

Digitale demodulator.

Info

Publication number: NL7611901A
Authority: NL; Netherlands
Prior art keywords: digital demodulator; demodulator; digital
Prior art date: 1975-10-29

Application number

NL7611901A

Other languages

English (en)

Other versions

NL186360B (nl

NL186360C (nl

Original Assignee

Western Electric Co

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

1976-10-27

Publication date

1977-05-03

1976-10-27 Application filed by Western Electric Co filed Critical Western Electric Co

1977-05-03 Publication of NL7611901A publication Critical patent/NL7611901A/nl

1990-06-01 Publication of NL186360B publication Critical patent/NL186360B/nl

1990-11-01 Application granted granted Critical

1990-11-01 Publication of NL186360C publication Critical patent/NL186360C/nl

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)

NLAANVRAGE7611901,A 1975-10-29 1976-10-27 Demodulator voor differentieel fase-gecodeerde digitale data. NL186360C (nl)

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 (3)

Publication Number	Publication Date
NL7611901A true NL7611901A (nl)	1977-05-03
NL186360B NL186360B (nl)	1990-06-01
NL186360C NL186360C (nl)	1990-11-01

Family

ID=24511291

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NLAANVRAGE7611901,A NL186360C (nl)	1975-10-29	1976-10-27	Demodulator voor differentieel fase-gecodeerde digitale data.

Country Status (12)

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

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
EP0413108B1 (en) *	1989-06-21	1995-04-26	Nec Corporation	Method of detecting a particular signal sequence which reduces the effects of multipath transmission
US5122758A (en) *	1989-12-18	1992-06-16	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
WO1993012578A1 (en) *	1991-12-13	1993-06-24	Motorola, Inc.	Apparatus and method for direct phase digitizing
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
US6130623A (en) *	1996-12-31	2000-10-10	Lucent Technologies Inc.	Encryption for modulated backscatter systems
US6456668B1 (en) *	1996-12-31	2002-09-24	Lucent Technologies Inc.	QPSK modulated backscatter system
US6184841B1 (en)	1996-12-31	2001-02-06	Lucent Technologies Inc.	Antenna array in an RFID system
US6046683A (en) *	1996-12-31	2000-04-04	Lucent Technologies Inc.	Modulated backscatter location system
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
WO2002094413A1 (en) *	2001-05-22	2002-11-28	Pall Corporation	Advanced leaf disc filter segment
WO2007090114A2 (en)	2006-02-01	2007-08-09	Vitaly Drucker	Rfid tag, interrogator and system with improved symbol encoding and decoding
US8072313B2 (en)	2006-02-01	2011-12-06	Vitaly Drucker	RFID interrogator with improved symbol decoding and systems based thereon
US8509361B2 (en) *	2010-02-04	2013-08-13	Issc Technologies Corp.	Simplified acquisition apparatus and method for a Bluetooth receiver

Citations (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
NL7208769A (nl) *	1971-07-01	1973-01-03

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
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/xx 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/nl 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

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
NL7208769A (nl) *	1971-07-01	1973-01-03

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
Electronics, volume 39, no. 22, 31 oktober 1966, blz. 91 - 94, New York, POPPE: 'Double phase-shift keying speeds data over voice channels' *

Also Published As

Publication number	Publication date
CA1070022A (en)	1980-01-15
SE7611785L (sv)	1977-04-30
IT1073389B (it)	1985-04-17
AU506065B2 (en)	1979-12-13
GB1512748A (en)	1978-06-01
DE2648977B2 (de)	1979-03-22
DE2648977A1 (de)	1977-05-12
DE2648977C3 (de)	1979-11-15
FR2330215B1 (nl)	1981-10-23
AU1900376A (en)	1978-05-04
JPS5255363A (en)	1977-05-06
BE847647A (fr)	1977-02-14
NL186360B (nl)	1990-06-01
JPS568537B2 (nl)	1981-02-24
NL186360C (nl)	1990-11-01
FR2330215A1 (fr)	1977-05-27
US3997847A (en)	1976-12-14
SE410373B (sv)	1979-10-08
ES452840A1 (es)	1977-10-16

Publication	Publication Date	Title
NL7611901A (nl)	1977-05-03	Digitale demodulator.
NL7604729A (nl)	1976-11-11	Digitaal communicatiestelsel.
NL7606990A (nl)	1976-12-29	Digitaal convolutioneel filter.
NL7606523A (nl)	1976-12-20	Digitale multitoongenerator.
NL178127C (nl)	1986-02-03	Gesteloven.
NL7605144A (nl)	1976-11-23	Digitaal uurwerk.
NL176211C (nl)	1985-03-01	Interpolerend digitaal filter.
NL7506141A (nl)	1976-11-30	Digitaal filter.
NL7608081A (nl)	1977-01-25	Digitale temperatuurregelaar.
NL7604930A (nl)	1976-11-11	Monostabiele multivibratorschakeling.
IT1047443B (it)	1980-09-10	Tachimetro digitale
FR2309875A1 (fr)	1976-11-26	Voltmetre-ohmmetre numerique
NL7514646A (nl)	1976-06-22	Digitale vermenigvuldiger.
SE7506359L (sv)	1975-12-15	Digital ekosperr.
NL7707054A (nl)	1978-01-03	Digitaal filter.
DK147028C (da)	1984-08-27	Digitalt synkroniseringsanlaeg
NL7605481A (nl)	1976-11-25	Digitaal besturingsstelsel.
NL7806336A (nl)	1978-12-15	Digitale hartgangmaker.
SE422134B (sv)	1982-02-15	Digital fsk-demodulator
DK52576A (da)	1976-09-04	Digital stoj-diskriminator
NL7803132A (nl)	1978-09-26	Digitale registratie.
NL7607117A (nl)	1977-01-03	Digitaal communicatiestelsel.
NL7506578A (nl)	1975-08-29	Digitale lijnontvangschakeling.
NL7511413A (nl)	1977-03-31	Toonarm.
NL175125C (nl)	1984-09-17	Frequentie-bemonsterend, digitaal filter.

Legal Events

Date	Code	Title
1983-12-01	BC	A request for examination has been filed
1985-01-01	A85	Still pending on 85-01-01
1992-06-16	V1	Lapsed because of non-payment of the annual fee