BE870301A - Systeme de transmission de donnees a l'aide d'une onde porteuse a modulation angulaire et amplitude constante - Google Patents

Systeme de transmission de donnees a l'aide d'une onde porteuse a modulation angulaire et amplitude constante

Info

Publication number
BE870301A
BE870301A BE190335A BE190335A BE870301A BE 870301 A BE870301 A BE 870301A BE 190335 A BE190335 A BE 190335A BE 190335 A BE190335 A BE 190335A BE 870301 A BE870301 A BE 870301A
Authority
BE
Belgium
Prior art keywords
data transmission
transmission system
carrier wave
constant amplitude
angular modulation
Prior art date
Application number
BE190335A
Other languages
English (en)
French (fr)
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.)
Filing date
Publication date
Application filed by Philips Nv filed Critical Philips Nv
Publication of BE870301A publication Critical patent/BE870301A/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
    • H04L27/20—Modulator circuits; Transmitter circuits
    • H04L27/2003—Modulator circuits; Transmitter circuits for continuous phase modulation
    • H04L27/2007—Modulator circuits; Transmitter circuits for continuous phase modulation in which the phase change within each symbol period is constrained
    • H04L27/2017—Modulator circuits; Transmitter circuits for continuous phase modulation in which the phase change within each symbol period is constrained in which the phase changes are non-linear, e.g. generalized and Gaussian minimum shift keying, tamed frequency modulation

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Dc Digital Transmission (AREA)
BE190335A 1977-09-09 1978-09-07 Systeme de transmission de donnees a l'aide d'une onde porteuse a modulation angulaire et amplitude constante BE870301A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7709917A NL7709917A (nl) 1977-09-09 1977-09-09 Systeem voor datatransmissie met behulp van een hoekgemoduleerde draaggolf van constante amplitude.

Publications (1)

Publication Number Publication Date
BE870301A true BE870301A (fr) 1979-03-07

Family

ID=19829158

Family Applications (1)

Application Number Title Priority Date Filing Date
BE190335A BE870301A (fr) 1977-09-09 1978-09-07 Systeme de transmission de donnees a l'aide d'une onde porteuse a modulation angulaire et amplitude constante

Country Status (13)

Country Link
US (1) US4229821A (it)
JP (1) JPS5911226B2 (it)
AU (1) AU522433B2 (it)
BE (1) BE870301A (it)
BR (1) BR7805864A (it)
CA (1) CA1116240A (it)
CH (1) CH647368A5 (it)
DE (1) DE2838984C3 (it)
FR (1) FR2402975B1 (it)
GB (1) GB2004442B (it)
IT (1) IT1192269B (it)
NL (1) NL7709917A (it)
SE (1) SE427077B (it)

Families Citing this family (65)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1980002900A1 (en) * 1979-06-08 1980-12-24 Ericsson Telefon Ab L M Converter included in a phase modulator
US4311971A (en) * 1979-09-19 1982-01-19 Hazeltine Corporation Apparatus for generating constant-envelope, angle-modulated pulse signals
NL8000883A (nl) * 1980-02-13 1981-09-16 Philips Nv Coherente ontvanger voor hoekgemoduleerde data signalen.
FR2490902B1 (fr) * 1980-09-24 1988-02-19 France Etat Procede de generation de modulations duobinaire fsk, tamed fsk et tfm, et modulateurs mettant en oeuvre ces procedes
FR2494062B1 (fr) * 1980-11-12 1988-02-12 Thomson Csf Demodulateur d'une onde modulee en phase et systeme de transmission comportant un tel demodulateur
NL8201533A (nl) * 1982-04-13 1983-11-01 Philips Nv Een zender ingericht voor het zenden van fm gemoduleerde signalen.
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
DE3237619C2 (de) * 1982-10-11 1985-04-18 Karl Dipl.-Phys. Dr. 3550 Marburg Meinzer Verfahren und Vorrichtung zur digitalen Datenübertragung
US4539524A (en) * 1983-12-30 1985-09-03 Motorola, Inc. Method and coherent demodulators for MSK signal
US4672632A (en) * 1984-02-03 1987-06-09 Motorola, Inc. Optimized communications system and method employing channel synthesis and phase lock detection
US4613976A (en) * 1984-05-02 1986-09-23 British Columbia Telephone Company Constant envelope offset QPSK modulator
US4581749A (en) * 1984-07-02 1986-04-08 Motorola, Inc. Data frequency modulator with deviation control
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.
NL8402319A (nl) * 1984-07-23 1986-02-17 Philips Nv Inrichting voor het genereren van een hoekgemoduleerd draaggolfsignaal van constante amplitude in responsie op datasignalen.
DE3579591D1 (de) * 1984-11-22 1990-10-11 Devon County Council Daten-modulator-demodulatorsystem.
US4726038A (en) * 1985-01-22 1988-02-16 Fumio Ikegami Digital communication system
JPH0638596B2 (ja) 1985-05-15 1994-05-18 文夫 池上 デイジタル通信方式
JPS615659A (ja) * 1985-06-03 1986-01-11 Toshiba Corp デイジタル位相変調方式
DE3626862A1 (de) * 1986-08-08 1988-02-11 Philips Patentverwaltung Mehrstufige sender- antennenkoppeleinrichtung
US4843615A (en) * 1987-05-08 1989-06-27 Harris Corp. CPFSK communication system employing nyquist-filtered modulator/demodulator
NL8703084A (nl) * 1987-12-21 1989-07-17 Philips Nv Digitaal premodulatiefilter.
US5121412A (en) * 1989-01-03 1992-06-09 Motorola, Inc. All-digital quadrature modulator
SE463390B (sv) * 1989-03-13 1990-11-12 Ericsson Telefon Ab L M Vaagformsgenerator
SE465494B (sv) * 1990-01-22 1991-09-16 Ericsson Telefon Ab L M Foerfarande att kompensera foer olineariteter i en slutfoerstaerkare
US5020076A (en) * 1990-05-21 1991-05-28 Motorola, Inc. Hybrid modulation apparatus
US5127024A (en) * 1990-05-30 1992-06-30 Fattouche Michel T Conversion filtering for digital signaling systems
US5128964A (en) * 1990-10-10 1992-07-07 Intelligent Modem Corporation Modulation method and apparatus for multicarrier data transmission
JP2643762B2 (ja) * 1993-04-12 1997-08-20 日本電気株式会社 ディジタル化直交変調器
JP3183747B2 (ja) * 1993-04-14 2001-07-09 松下電器産業株式会社 ディジタル信号伝送方法およびディジタル信号伝送装置ならびにディジタル信号伝送波形
US5392460A (en) * 1993-04-23 1995-02-21 Nokia Mobile Phones Ltd. Dual mode radiotelephone terminal selectively operable for frequency modulated or phase modulated operation
CA2154825A1 (en) * 1994-09-09 1996-03-10 Lars H. Mucke Dual mode radiotelephone modulator
US6032028A (en) * 1996-04-12 2000-02-29 Continentral Electronics Corporation Radio transmitter apparatus and method
US6137826A (en) * 1997-11-17 2000-10-24 Ericsson Inc. Dual-mode modulation systems and methods including oversampling of narrow bandwidth signals
US6100827A (en) * 1998-09-11 2000-08-08 Ericsson Inc. Modulation systems and methods that compensate for DC offset introduced by the digital-to-analog converter and/or the low pass filter thereof
US6470055B1 (en) * 1998-08-10 2002-10-22 Kamilo Feher Spectrally efficient FQPSK, FGMSK, and FQAM for enhanced performance CDMA, TDMA, GSM, OFDN, and other systems
US7548787B2 (en) 2005-08-03 2009-06-16 Kamilo Feher Medical diagnostic and communication system
US8050345B1 (en) 1999-08-09 2011-11-01 Kamilo Feher QAM and GMSK systems
US7593481B2 (en) * 1998-08-31 2009-09-22 Kamilo Feher CDMA, W-CDMA, 3rd generation interoperable modem format selectable (MFS) systems with GMSK modulated systems
US7415066B2 (en) * 1998-08-10 2008-08-19 Kamilo Feher Mis-matched modulation-demodulation format selectable filters
US6757334B1 (en) * 1998-08-10 2004-06-29 Kamilo Feher Bit rate agile third-generation wireless CDMA, GSM, TDMA and OFDM system
US7079584B2 (en) 1998-08-10 2006-07-18 Kamilo Feher OFDM, CDMA, spread spectrum, TDMA, cross-correlated and filtered modulation
EP1110356A4 (en) 1998-08-31 2003-05-28 Kamilo Feher MODULATION BY FEHER HANDLING AND TRANSCEIVERS WITH CLOCK SIGNAL CONFORMERS
US9813270B2 (en) 1999-08-09 2017-11-07 Kamilo Feher Heart rate sensor and medical diagnostics wireless devices
US9307407B1 (en) 1999-08-09 2016-04-05 Kamilo Feher DNA and fingerprint authentication of mobile devices
US7260369B2 (en) 2005-08-03 2007-08-21 Kamilo Feher Location finder, tracker, communication and remote control system
US9373251B2 (en) 1999-08-09 2016-06-21 Kamilo Feher Base station devices and automobile wireless communication systems
US7167686B2 (en) * 2002-01-25 2007-01-23 Qualcomm Incorporated Wireless communications transceiver: transmitter using a harmonic rejection mixer and an RF output offset phase-locked loop in a two-step up-conversion architecture and receiver using direct conversion architecture
US7143615B2 (en) 2002-07-31 2006-12-05 Sun Microsystems, Inc. Method, system, and program for discovering components within a network
JP2004175052A (ja) * 2002-11-29 2004-06-24 Sony Corp インクジェット被記録媒体、インクジェット画像形成方法及び印画物
US7359449B2 (en) 2004-10-05 2008-04-15 Kamilo Feher Data communication for wired and wireless communication
US20060126768A1 (en) * 2004-12-14 2006-06-15 Nicolas Constantinidis Offset QPSK filter for reducing adjacent channel interference
US7280810B2 (en) 2005-08-03 2007-10-09 Kamilo Feher Multimode communication system
US10009956B1 (en) 2017-09-02 2018-06-26 Kamilo Feher OFDM, 3G and 4G cellular multimode systems and wireless mobile networks
JP2007174312A (ja) * 2005-12-22 2007-07-05 Sanyo Electric Co Ltd 符号化回路およびデジタル信号処理回路
FR2938988B1 (fr) * 2008-11-21 2012-08-17 Thales Sa Procede de modulation multi-etats a phase continue et emetteur mettant en oeuvre le procede.
DE102009021818A1 (de) 2009-05-18 2010-11-25 Fachhochschule Aachen Ortungssystem
RU2479139C1 (ru) * 2011-12-16 2013-04-10 Открытое акционерное общество "Научно-производственное предприятие "Радар ммс" Дискриминатор для синхронизации по задержке в-частотного дискретно-кодированного сигнала
EP2867691B1 (fr) * 2012-06-29 2016-11-02 Blinksight Dispositif et procédé de localisation d'un émetteur rfid
US9049491B2 (en) * 2012-08-30 2015-06-02 Maxlinear, Inc. Method and system for power management in a frequency division multiplexed network
US9042486B2 (en) 2013-10-31 2015-05-26 Zbw Llc Sideband suppression in angle modulated signals
US11560753B2 (en) 2017-11-01 2023-01-24 Crestron Electronics, Inc. BLDC motor control system and method for solar tracking motorized window treatment operation
US10511239B2 (en) * 2017-11-01 2019-12-17 Crestron Electronics, Inc. Systems and methods for controlling sinusoidally driven motors
US10516353B2 (en) * 2017-11-01 2019-12-24 Crestron Electronics, Inc. Systems and methods for calibrating BLDC motors
RU2762717C1 (ru) * 2021-04-02 2021-12-22 Федеральное государственное казенное военное образовательное учреждение высшего образования "Военный учебно-научный центр Военно-Морского Флота "Военно-морская академия им. Адмирала Флота Советского Союза Н.Г. Кузнецова" Дискриминатор для синхронизации по задержке В-частотного дискретно-кодированного сигнала
CN118280094B (zh) * 2024-06-03 2024-07-30 北京煜邦电力技术股份有限公司 一种增强载波通讯效率的电能表及集中器

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3818378A (en) * 1972-02-10 1974-06-18 Us Navy Phase derivative modulation method and apparatus
DE2363214C3 (de) * 1973-12-19 1979-07-12 Standard Elektrik Lorenz Ag, 7000 Stuttgart Anordnung zur Phasenmodulation
US3993868A (en) * 1974-08-19 1976-11-23 Rca Corporation Minimum shift keying communication system
US3916313A (en) * 1974-11-25 1975-10-28 Us Navy PSK-FSK spread spectrum modulation/demodulation
JPS51144167A (en) * 1975-06-04 1976-12-10 Nec Corp Digital phase modulation method

Also Published As

Publication number Publication date
SE7809358L (sv) 1979-03-10
AU522433B2 (en) 1982-06-03
NL7709917A (nl) 1979-03-13
FR2402975A1 (fr) 1979-04-06
BR7805864A (pt) 1979-04-24
DE2838984B2 (de) 1980-03-13
AU3936578A (en) 1980-03-06
GB2004442B (en) 1982-01-20
JPS5911226B2 (ja) 1984-03-14
CH647368A5 (de) 1985-01-15
IT7827391A0 (it) 1978-09-06
DE2838984C3 (de) 1989-06-08
IT1192269B (it) 1988-03-31
DE2838984A1 (de) 1979-03-15
US4229821A (en) 1980-10-21
FR2402975B1 (fr) 1987-05-15
JPS5451306A (en) 1979-04-23
GB2004442A (en) 1979-03-28
CA1116240A (en) 1982-01-12
SE427077B (sv) 1983-02-28

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: PHILIPS ELECTRONICS N.V.

Effective date: 19950930