FR2452213A1 - Procede et appareil de transmission de donnees numeriques par des signaux porteurs multiplexes - Google Patents

Procede et appareil de transmission de donnees numeriques par des signaux porteurs multiplexes

Info

Publication number
FR2452213A1
FR2452213A1 FR8006206A FR8006206A FR2452213A1 FR 2452213 A1 FR2452213 A1 FR 2452213A1 FR 8006206 A FR8006206 A FR 8006206A FR 8006206 A FR8006206 A FR 8006206A FR 2452213 A1 FR2452213 A1 FR 2452213A1
Authority
FR
France
Prior art keywords
digital data
carrier signal
carrier signals
transmitting digital
multiplex carrier
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
FR8006206A
Other languages
English (en)
Other versions
FR2452213B1 (fr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Boeing North American Inc
Original Assignee
Rockwell International Corp
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 Rockwell International Corp filed Critical Rockwell International Corp
Publication of FR2452213A1 publication Critical patent/FR2452213A1/fr
Application granted granted Critical
Publication of FR2452213B1 publication Critical patent/FR2452213B1/fr
Granted legal-status Critical Current

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
    • H04L27/227—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
    • H04L27/2276—Demodulator circuits; Receiver circuits using coherent demodulation wherein the carrier recovery circuit uses the received modulated signals using frequency multiplication or harmonic tracking
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/54—Systems for transmission via power distribution lines
    • H04B3/542—Systems for transmission via power distribution lines the information being in digital form
    • 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
    • H04L27/2053—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 more than one carrier, e.g. carriers with different phases
    • H04L27/2057—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 more than one carrier, e.g. carriers with different phases with a separate carrier for each phase state
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B2203/00—Indexing scheme relating to line transmission systems
    • H04B2203/54—Aspects of powerline communications not already covered by H04B3/54 and its subgroups
    • H04B2203/5404—Methods of transmitting or receiving signals via power distribution lines
    • H04B2203/5408—Methods of transmitting or receiving signals via power distribution lines using protocols
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B2203/00—Indexing scheme relating to line transmission systems
    • H04B2203/54—Aspects of powerline communications not already covered by H04B3/54 and its subgroups
    • H04B2203/5404—Methods of transmitting or receiving signals via power distribution lines
    • H04B2203/5416—Methods of transmitting or receiving signals via power distribution lines by adding signals to the wave form of the power source
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B2203/00—Indexing scheme relating to line transmission systems
    • H04B2203/54—Aspects of powerline communications not already covered by H04B3/54 and its subgroups
    • H04B2203/5462—Systems for power line communications
    • H04B2203/5491—Systems for power line communications using filtering and bypassing

Abstract

CET APPAREIL COMPREND DES MOYENS 24 POUR ENGENDRER UN PREMIER SIGNAL PORTEUR DONT LA FREQUENCE EST POSITIONNEE ASYMETRIQUEMENT ENTRE DEUX DES HARMONIQUES ADJACENTS, DES MOYENS 15 POUR MODULER LE PREMIER SIGNAL PORTEUR AVEC DES DONNEES NUMERIQUES A UNE RAPIDITE DE MODULATION TELLE QUE LES ANNULATIONS DE LA DENSITE SPECTRALE DU SIGNAL PORTEUR MODULE COINCIDENT AVEC LESDITS HARMONIQUES ADJACENTS, DES MOYENS 24 POUR ENGENDRER AU MOINS UN SIGNAL PORTEUR SUPPLEMENTAIRE DONT LA FREQUENCE EST EGALEMENT POSITIONNEE ENTRE DEUX HARMONIQUES ADJACENTS MAIS DIFFERE DE CELLE DU PREMIER SIGNAL PORTEUR D'UNE VALEUR EGALE A LA RAPIDITE DE MODULATION OU A UN MULTIPLE DE CELLE-CI, ET DES MOYENS 15 POUR MODULER CHAQUE SIGNAL PORTEUR SUPPLEMENTAIRE AVEC DES DONNEES NUMERIQUES A LADITE RAPIDITE DE MODULATION.
FR8006206A 1979-03-20 1980-03-20 Procede et appareil de transmission de donnees numeriques par des signaux porteurs multiplexes Granted FR2452213A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/022,235 US4244047A (en) 1979-03-20 1979-03-20 Multiplexed carrier transmission through harmonic polluted medium

Publications (2)

Publication Number Publication Date
FR2452213A1 true FR2452213A1 (fr) 1980-10-17
FR2452213B1 FR2452213B1 (fr) 1983-12-02

Family

ID=21808548

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8006206A Granted FR2452213A1 (fr) 1979-03-20 1980-03-20 Procede et appareil de transmission de donnees numeriques par des signaux porteurs multiplexes

Country Status (9)

Country Link
US (1) US4244047A (fr)
AT (1) AT369932B (fr)
CA (1) CA1136299A (fr)
DE (1) DE3010565A1 (fr)
DK (1) DK116780A (fr)
FR (1) FR2452213A1 (fr)
GB (1) GB2045582B (fr)
NO (1) NO148800C (fr)
SE (1) SE8002147L (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4688246A (en) * 1985-12-20 1987-08-18 Zenith Electronics Corporation CATV scrambling system with compressed digital audio in synchronizing signal intervals
AU8185591A (en) * 1990-06-12 1992-01-07 Motorola, Inc. Quadrature amplitude modulation synchronization method
US5590403A (en) * 1992-11-12 1996-12-31 Destineer Corporation Method and system for efficiently providing two way communication between a central network and mobile unit
CA2143144C (fr) * 1994-03-03 1999-09-28 James Gifford Evans Systeme de communication sans fil a signaux retrodiffuses modules de portee accrue
US5659891A (en) * 1995-06-07 1997-08-19 Mobile Telecommunication Technologies Multicarrier techniques in bandlimited channels
US5930301A (en) * 1996-06-25 1999-07-27 Harris Corporation Up-conversion mechanism employing side lobe-selective pre-distortion filter and frequency replica-selecting bandpass filter respectively installed upstream and downstream of digital-to-analog converter
US6327311B1 (en) * 1998-10-09 2001-12-04 Broadcom Homenetworking, Inc. Frequency diverse single carrier modulation for robust communication over in-premises wiring
US7519090B2 (en) * 2002-12-13 2009-04-14 Intelligent Design Limited Very high speed arbitrary number of multiple signal multiplexer
US10701685B2 (en) 2014-03-31 2020-06-30 Huawei Technologies Co., Ltd. Method and apparatus for asynchronous OFDMA/SC-FDMA
US9419770B2 (en) * 2014-03-31 2016-08-16 Huawei Technologies Co., Ltd. Method and apparatus for asynchronous OFDMA/SC-FDMA

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3368036A (en) * 1965-05-24 1968-02-06 Collins Radio Co Demultiplexing and detecting system for predicted wave phasepulsed data transmissionsystem
US4101834A (en) * 1976-09-13 1978-07-18 General Electric Company Methods and apparatus for rejection of interference in a digital communications system
FR2376568A1 (fr) * 1976-12-29 1978-07-28 Gen Electric Recepteur de transmission de donnees a large bande

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE626255A (fr) * 1961-12-20
US3163718A (en) * 1962-06-28 1964-12-29 Deman Pierre Frequency and time allocation multiplex system
US3364311A (en) * 1964-02-07 1968-01-16 Nasa Usa Elimination of frequency shift in a multiplex communication system
GB1257308A (fr) * 1968-04-17 1971-12-15

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3368036A (en) * 1965-05-24 1968-02-06 Collins Radio Co Demultiplexing and detecting system for predicted wave phasepulsed data transmissionsystem
US4101834A (en) * 1976-09-13 1978-07-18 General Electric Company Methods and apparatus for rejection of interference in a digital communications system
FR2376568A1 (fr) * 1976-12-29 1978-07-28 Gen Electric Recepteur de transmission de donnees a large bande

Also Published As

Publication number Publication date
ATA151680A (de) 1982-06-15
NO148800B (no) 1983-09-05
FR2452213B1 (fr) 1983-12-02
NO800792L (no) 1980-09-22
DE3010565A1 (de) 1980-09-25
NO148800C (no) 1983-12-14
DK116780A (da) 1980-09-21
CA1136299A (fr) 1982-11-23
SE8002147L (sv) 1980-09-21
GB2045582A (en) 1980-10-29
AT369932B (de) 1983-02-10
US4244047A (en) 1981-01-06
GB2045582B (en) 1983-05-11

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