SE8002107L - Anordning for overforing av en med digitala data modulerad bervagssignal via ett medium, innehallande overtonssignaler - Google Patents

Anordning for overforing av en med digitala data modulerad bervagssignal via ett medium, innehallande overtonssignaler

Info

Publication number
SE8002107L
SE8002107L SE8002107A SE8002107A SE8002107L SE 8002107 L SE8002107 L SE 8002107L SE 8002107 A SE8002107 A SE 8002107A SE 8002107 A SE8002107 A SE 8002107A SE 8002107 L SE8002107 L SE 8002107L
Authority
SE
Sweden
Prior art keywords
digital data
medium
signals
overvoon
bervag
Prior art date
Application number
SE8002107A
Other languages
English (en)
Inventor
W B Bruene
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 SE8002107L publication Critical patent/SE8002107L/sv

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
    • H04L27/2032—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
    • 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
    • H04L27/22—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
    • 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
    • H04B2203/5466—Systems for power line communications using three phases conductors
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Communication Control (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
SE8002107A 1979-03-19 1980-03-18 Anordning for overforing av en med digitala data modulerad bervagssignal via ett medium, innehallande overtonssignaler SE8002107L (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/021,529 US4302844A (en) 1979-03-19 1979-03-19 Carrier transmission through harmonic polluted medium

Publications (1)

Publication Number Publication Date
SE8002107L true SE8002107L (sv) 1980-09-20

Family

ID=21804735

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8002107A SE8002107L (sv) 1979-03-19 1980-03-18 Anordning for overforing av en med digitala data modulerad bervagssignal via ett medium, innehallande overtonssignaler

Country Status (9)

Country Link
US (1) US4302844A (sv)
AT (1) AT372225B (sv)
CA (1) CA1136220A (sv)
DE (1) DE3010537A1 (sv)
DK (1) DK116880A (sv)
FR (1) FR2452214A1 (sv)
GB (1) GB2045034B (sv)
NO (1) NO800783L (sv)
SE (1) SE8002107L (sv)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4815106A (en) * 1986-04-16 1989-03-21 Adaptive Networks, Inc. Power line communication apparatus
CH671489A5 (sv) * 1986-07-23 1989-08-31 Bbc Brown Boveri & Cie
US4739186A (en) * 1986-08-18 1988-04-19 Hughes Aircraft Company Frequency-selectable pulsed-sinusoid generation system
EP0748480A1 (en) * 1992-06-30 1996-12-18 Electronic Innovators, Inc. Distributed intelligence engineering casualty and damage control management system using an ac power line carrier-current lan
US5818821A (en) * 1994-12-30 1998-10-06 Intelogis, Inc. Universal lan power line carrier repeater system and method

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2401618A (en) * 1941-04-30 1946-06-04 Rca Corp Pulse communication system
US2579882A (en) * 1947-06-05 1951-12-25 Rca Corp Interference suppression in radio signaling systems
US3084327A (en) * 1959-05-11 1963-04-02 Bell Telephone Labor Inc High efficiency frequency modulation system for television and speech signals
US3084223A (en) * 1960-12-23 1963-04-02 Bell Telephone Labor Inc Crosstalk reduction in plural carrier multiplex systems
US3368036A (en) * 1965-05-24 1968-02-06 Collins Radio Co Demultiplexing and detecting system for predicted wave phasepulsed data transmissionsystem
US4040046A (en) * 1974-02-20 1977-08-02 Northern Illinois Gas Company Remote data readout system for transmitting digital data over existing electrical power lines
US4101834A (en) * 1976-09-13 1978-07-18 General Electric Company Methods and apparatus for rejection of interference in a digital communications system
US4109204A (en) * 1976-12-29 1978-08-22 General Electric Company Apparatus and method for wideband communication with suppression of harmonic interference

Also Published As

Publication number Publication date
GB2045034A (en) 1980-10-22
DK116880A (da) 1980-09-20
AT372225B (de) 1983-09-12
DE3010537A1 (de) 1980-10-02
ATA147280A (de) 1983-01-15
NO800783L (no) 1980-09-22
FR2452214B1 (sv) 1983-11-04
GB2045034B (en) 1983-05-11
US4302844A (en) 1981-11-24
FR2452214A1 (fr) 1980-10-17
CA1136220A (en) 1982-11-23

Similar Documents

Publication Publication Date Title
JPS5746306A (en) Aural signal muting circuit of magnetic recorder and reproducer
SE8002107L (sv) Anordning for overforing av en med digitala data modulerad bervagssignal via ett medium, innehallande overtonssignaler
GB1531827A (en) Alarm system for detecting disturbance of a solid medium
KR850008258A (ko) Fsk데이타 수신기
FR2376568A1 (fr) Recepteur de transmission de donnees a large bande
CH653853GA3 (sv)
SE8002147L (sv) Anordning for overforing av digitala data medelst pa flera frekvenskanaler uppdelade bervagssignaler via ett medium, innehallande overtonssignaler
GB1355468A (en) Data receiving apparatus
SE7802210L (sv) Anordning for kryptering av information pa sendarsidan och dekryptering av information pa mottagarsidan
GB900611A (en) Improvements in receivers for use in phase-shift signalling systems and in systems incorporating such receivers
US2423254A (en) Frequency modulation light beam transmission
ES450170A1 (es) Una disposicion de circuito para un detector de interrup- cion, para un aparato para reproducir senales registradas enun portador de registro.
CA2085122A1 (en) Demodulation reference signal source
GB1535892A (en) Repeater for receiving and transmitting data signals
SE7810735L (sv) Forfarande for fassynkronisering i ett synkront datatransmissionssystem och anordning for utforande av forfarandet
KR840000153A (ko) 다중 음색 파이롯트 신호 시스템
JPS56154860A (en) Detection system for frequency difference signal
US2819450A (en) Molecular resonance modulators and demodulators
SE8004384L (sv) Sett och anordning for magnetisk registrering av en datasignal
DE3280389D1 (de) Modulator-demodulator zur erzeugung und zur demodulierung eines frequenzmodulierten signals.
JPS5345911A (en) Timing signal extraction circuit
ATE8556T1 (de) Schaltung zur demodulation eines digital modulierten signals und eine solche schaltung enthaltender empfaenger.
JPS5299012A (en) Communication system
JPS52118593A (en) Data collector of transmission line
NL7801649A (en) Data transmission system with measured values modulating IR beam - has receiver with two sensitive elements to distinguish between information and interference signals

Legal Events

Date Code Title Description
NAV Patent application has lapsed

Ref document number: 8002107-4

Format of ref document f/p: F