DK95080A - Anlaeg til multiniveau-datatransmission ved hjaelp af en vinkelmoduleret baereboelge med konstant amplitude - Google Patents

Anlaeg til multiniveau-datatransmission ved hjaelp af en vinkelmoduleret baereboelge med konstant amplitude

Info

Publication number: DK95080A
Authority: DK; Denmark
Prior art keywords: installation; angle; data transmission; level data; modulated carrier
Prior art date: 1979-03-08

Application number

DK95080A

Other languages

English (en)

Other versions

DK152240C (da

DK152240B (da

Inventor

D Muilwijk

C B Dekker

F D Jager

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.)

1979-03-08

Filing date

1980-03-05

Publication date

1980-09-09

1980-03-05 Application filed by Philips Nv filed Critical Philips Nv

1980-09-09 Publication of DK95080A publication Critical patent/DK95080A/da

1988-02-08 Publication of DK152240B publication Critical patent/DK152240B/da

1988-07-04 Application granted granted Critical

1988-07-04 Publication of DK152240C publication Critical patent/DK152240C/da

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
- H04L27/227—Demodulator circuits; Receiver circuits using coherent demodulation
- H04L27/2275—Demodulator circuits; Receiver circuits using coherent demodulation wherein the carrier recovery circuit uses the received modulated signals
- 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
- H04L27/20—Modulator circuits; Transmitter circuits
- H04L27/2032—Modulator circuits; Transmitter circuits for discrete phase modulation, e.g. in which the phase of the carrier is modulated in a nominally instantaneous manner
- H04L27/2035—Modulator circuits; Transmitter circuits for discrete phase modulation, e.g. in which the phase of the carrier is modulated in a nominally instantaneous manner using a single or unspecified number of carriers

Landscapes

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

DK095080A 1979-03-08 1980-03-05 Anlaeg til multiniveau-datatransmission ved hjaelp af en vinkelmoduleret baereboelge med konstant amplitude DK152240C (da)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
NL7901865		1979-03-08
NL7901865A NL7901865A (nl)	1979-03-08	1979-03-08	Systeem voor multiniveau datatransmissie met behulp van een hoekgemoduleerde draaggolf van constante amplitude.

Publications (3)

Publication Number	Publication Date
DK95080A true DK95080A (da)	1980-09-09
DK152240B DK152240B (da)	1988-02-08
DK152240C DK152240C (da)	1988-07-04

Family

ID=19832772

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DK095080A DK152240C (da)	1979-03-08	1980-03-05	Anlaeg til multiniveau-datatransmission ved hjaelp af en vinkelmoduleret baereboelge med konstant amplitude

Country Status (14)

Country	Link
US (1)	US4320499A (da)
JP (1)	JPS55123263A (da)
AU (1)	AU530112B2 (da)
BE (1)	BE882111A (da)
BR (1)	BR8001323A (da)
CA (1)	CA1159112A (da)
CH (1)	CH650117A5 (da)
DE (1)	DE3008567C2 (da)
DK (1)	DK152240C (da)
FR (1)	FR2451136B1 (da)
GB (1)	GB2044048B (da)
IT (1)	IT1130303B (da)
NL (1)	NL7901865A (da)
SE (1)	SE450679B (da)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4509017A (en) *	1981-09-28	1985-04-02	E-Systems, Inc.	Method and apparatus for pulse angle modulation
FR2526617A1 (fr) *	1982-05-10	1983-11-10	Sintra Alcatel Sa	Systeme de transmission synchrone de donnees a l'aide d'une porteuse modulee d'amplitude d'enveloppe constante
US4706261A (en) *	1982-08-13	1987-11-10	Hazeltine Corporation	Differential phase modulation
US4752953A (en) *	1983-05-27	1988-06-21	M/A-Com Government Systems, Inc.	Digital audio scrambling system with pulse amplitude modulation
US4528526A (en) *	1983-05-31	1985-07-09	Motorola, Inc.	PSK modulator with noncollapsable output for use with a PLL power amplifier
US4672632A (en) *	1984-02-03	1987-06-09	Motorola, Inc.	Optimized communications system and method employing channel synthesis and phase lock detection
NL8402318A (nl) *	1984-07-23	1986-02-17	Philips Nv	Inrichting voor het genereren van een hoekgemoduleerd draaggolfsignaal van constante amplitude in responsie op datasignalen.
JPS61113346A (ja) *	1984-11-08	1986-05-31	Kyosan Electric Mfg Co Ltd	位相偏移変調方式
EP0235300B1 (en) *	1985-08-30	1995-01-11	Fujitsu Limited	Radio data transmission system
US4737968A (en) *	1985-10-25	1988-04-12	Phillips Petroleum Company	QPSK transmission system having phaselocked tracking filter for spectrum shaping
EP0232626B1 (en) *	1985-12-26	1993-02-10	Matsushita Electric Industrial Co., Ltd.	Method of digital signal transmission having a low error rate in the presence of multipath transmission
US4742533A (en) *	1987-01-02	1988-05-03	Motorola, Inc.	Soft decision digital communication apparatus
RU2593381C2 (ru)	2011-02-18	2016-08-10	Сан Пэтент Траст	Способ формирования сигналов и устройство формирования сигналов
KR102105322B1 (ko)	2013-06-17	2020-04-28	삼성전자주식회사	송신기 및 수신기, 무선 통신 방법

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3128342A (en) *	1961-06-28	1964-04-07	Bell Telephone Labor Inc	Phase-modulation transmitter
NL157472B (nl) *	1968-10-02	1978-07-17	Philips Nv	Ontvanger voor de ontvangst van in een voorgeschreven overdrachtsband gelegen informatiepulssignalen.
US3818135A (en) *	1971-09-24	1974-06-18	A Tannhauser	Circuitry for transmission of phase difference modulated data signals
JPS51144167A (en) *	1975-06-04	1976-12-10	Nec Corp	Digital phase modulation method

1979
- 1979-03-08 NL NL7901865A patent/NL7901865A/nl not_active Application Discontinuation
1980
- 1980-02-28 CA CA000346636A patent/CA1159112A/en not_active Expired
- 1980-03-03 FR FR8004711A patent/FR2451136B1/fr not_active Expired
- 1980-03-05 IT IT20371/80A patent/IT1130303B/it active
- 1980-03-05 CH CH1749/80A patent/CH650117A5/de not_active IP Right Cessation
- 1980-03-05 AU AU56167/80A patent/AU530112B2/en not_active Ceased
- 1980-03-05 BR BR8001323A patent/BR8001323A/pt unknown
- 1980-03-05 DK DK095080A patent/DK152240C/da not_active IP Right Cessation
- 1980-03-05 SE SE8001700A patent/SE450679B/sv not_active IP Right Cessation
- 1980-03-05 GB GB8007491A patent/GB2044048B/en not_active Expired
- 1980-03-06 BE BE0/199697A patent/BE882111A/fr not_active IP Right Cessation
- 1980-03-06 DE DE3008567A patent/DE3008567C2/de not_active Expired
- 1980-03-08 JP JP2861680A patent/JPS55123263A/ja active Pending
- 1980-03-12 US US06/129,796 patent/US4320499A/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
SE8001700L (sv)	1980-09-09
DE3008567A1 (de)	1980-09-18
GB2044048A (en)	1980-10-08
JPS55123263A (en)	1980-09-22
AU530112B2 (en)	1983-06-30
NL7901865A (nl)	1980-09-10
AU5616780A (en)	1980-09-11
GB2044048B (en)	1983-04-20
FR2451136B1 (fr)	1988-06-24
CH650117A5 (de)	1985-06-28
BR8001323A (pt)	1980-11-04
BE882111A (fr)	1980-09-08
CA1159112A (en)	1983-12-20
IT1130303B (it)	1986-06-11
DK152240C (da)	1988-07-04
FR2451136A1 (fr)	1980-10-03
DE3008567C2 (de)	1985-08-22
SE450679B (sv)	1987-07-13
IT8020371A0 (it)	1980-03-05
US4320499A (en)	1982-03-16
DK152240B (da)	1988-02-08

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Legal Events

Date	Code	Title	Description
1995-11-27	PBP	Patent lapsed