BE649843A - - Google Patents

Info

Publication number
BE649843A
BE649843A BE649843A BE649843A BE649843A BE 649843 A BE649843 A BE 649843A BE 649843 A BE649843 A BE 649843A BE 649843 A BE649843 A BE 649843A BE 649843 A BE649843 A BE 649843A
Authority
BE
Belgium
Application number
BE649843A
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 filed Critical
Publication of BE649843A publication Critical patent/BE649843A/xx

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00Baseband systems
    • H04L25/02Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/06DC level restoring means; Bias distortion correction ; Decision circuits providing symbol by symbol detection
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00Baseband systems
    • H04L25/02Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/20Repeater circuits; Relay circuits
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00Modulated-carrier systems
    • H04L27/18Phase-modulated carrier systems, i.e. using phase-shift keying
    • H04L27/20Modulator circuits; Transmitter circuits
    • H04L27/2032Modulator circuits; Transmitter circuits for discrete phase modulation, e.g. in which the phase of the carrier is modulated in a nominally instantaneous manner
    • H04L27/2035Modulator 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00Modulated-carrier systems
    • H04L27/18Phase-modulated carrier systems, i.e. using phase-shift keying
    • H04L27/20Modulator circuits; Transmitter circuits
    • H04L27/2032Modulator circuits; Transmitter circuits for discrete phase modulation, e.g. in which the phase of the carrier is modulated in a nominally instantaneous manner
    • H04L27/2035Modulator 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
    • H04L27/2039Modulator 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 using microwave technology
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00Modulated-carrier systems
    • H04L27/18Phase-modulated carrier systems, i.e. using phase-shift keying
    • H04L27/22Demodulator circuits; Receiver circuits
    • H04L27/227Demodulator circuits; Receiver circuits using coherent demodulation
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00Modulated-carrier systems
    • H04L27/18Phase-modulated carrier systems, i.e. using phase-shift keying
    • H04L27/22Demodulator circuits; Receiver circuits
    • H04L27/233Demodulator circuits; Receiver circuits using non-coherent demodulation
    • H04L27/2334Demodulator circuits; Receiver circuits using non-coherent demodulation using filters
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00Modulated-carrier systems
    • H04L27/26Systems using multi-frequency codes
    • H04L27/2601Multicarrier modulation systems
    • H04L27/2626Arrangements specific to the transmitter only
    • H04L27/2627Modulators
    • H04L27/2637Modulators with direct modulation of individual subcarriers
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00Modulated-carrier systems
    • H04L27/26Systems using multi-frequency codes
    • H04L27/2601Multicarrier modulation systems
    • H04L27/2647Arrangements specific to the receiver only
    • H04L27/2649Demodulators
    • H04L27/2653Demodulators with direct demodulation of individual subcarriers

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)
  • Time-Division Multiplex Systems (AREA)
BE649843A 1963-06-28 1964-06-29 BE649843A (OSRAM)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP3379263 1963-06-28
JP3998763 1963-07-29

Publications (1)

Publication Number Publication Date
BE649843A true BE649843A (OSRAM) 1964-12-29

Family

ID=26372556

Family Applications (2)

Application Number Title Priority Date Filing Date
BE649843A BE649843A (OSRAM) 1963-06-28 1964-06-29
BE650610A BE650610A (OSRAM) 1963-06-28 1964-07-16

Family Applications After (1)

Application Number Title Priority Date Filing Date
BE650610A BE650610A (OSRAM) 1963-06-28 1964-07-16

Country Status (6)

Country Link
US (2) US3349182A (OSRAM)
BE (2) BE649843A (OSRAM)
DE (1) DE1207958B (OSRAM)
FR (1) FR88714E (OSRAM)
GB (1) GB1079244A (OSRAM)
NL (2) NL6407275A (OSRAM)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3488445A (en) * 1966-11-14 1970-01-06 Bell Telephone Labor Inc Orthogonal frequency multiplex data transmission system
US3472960A (en) * 1966-11-30 1969-10-14 Itt Synchronizing system having locally generated signals and psk information signals
US3517131A (en) * 1967-04-10 1970-06-23 Bell Telephone Labor Inc System for superimposing individual channel spectra in a noninterfering manner
AU415174B1 (en) * 1967-08-04 1971-07-15 THE COMMONWEALTH OF AUSTRALIA Actual Inventor PJ) PAULO'NEILL GILLARD High density and for high frequency digital recording
US3971922A (en) * 1974-11-29 1976-07-27 Telecommunications Radioelectriques Et Telephoniques T.R.T. Circuit arrangement for digitally processing a given number of channel signals
DE2525533C2 (de) * 1975-06-07 1985-12-05 Vdo Adolf Schindling Ag, 6000 Frankfurt Einrichtung zum Decodieren eines Code
DE3533467C2 (de) * 1985-09-19 1999-01-21 Tandberg Data Verfahren und Anordnung zum störsicheren Erkennen von in Datensignalen enthaltenen Daten
DE4427885A1 (de) * 1994-08-08 1996-02-15 Telefunken Microelectron Verfahren zur Verbesserung des Störabstandes in einem Übertragungssystem durch die Bildung von Flächenäquivalenten
DE19611577A1 (de) * 1996-03-23 1997-09-25 Bayerische Motoren Werke Ag Verfahren zum Empfang eines drahtlos übertragenen Bitmusters
JP2010147943A (ja) * 2008-12-19 2010-07-01 Sony Corp 情報処理装置、及び信号伝送方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2904683A (en) * 1956-10-23 1959-09-15 Sperry Rand Corp Phase demodulation
US3028487A (en) * 1958-05-01 1962-04-03 Hughes Aircraft Co Digital phase demodulation circuit
US3020485A (en) * 1958-10-24 1962-02-06 Collins Radio Co Digital phase-pulse demodulator
US3078344A (en) * 1960-10-25 1963-02-19 Robertshaw Fulton Controls Co Phase demodulation of keyed carrier by use of synchronous gating, with phase lock driven step wise in response to forbidden output
US3202765A (en) * 1961-08-23 1965-08-24 Bell Telephone Labor Inc Synchronization of frequency multiplex systems

Also Published As

Publication number Publication date
US3349182A (en) 1967-10-24
DE1207958B (de) 1965-12-30
BE650610A (OSRAM) 1965-01-18
NL6407275A (OSRAM) 1964-12-29
NL6408424A (OSRAM) 1965-02-01
FR88714E (OSRAM) 1967-06-02
US3447086A (en) 1969-05-27
GB1079244A (en) 1967-08-16

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