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

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/06—DC level restoring means; Bias distortion correction ; Decision circuits providing symbol by symbol detection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/20—Repeater circuits; Relay circuits
    • 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
    • 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
    • H04L27/2039—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 using microwave technology
    • 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
    • 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
    • H04L27/233—Demodulator circuits; Receiver circuits using non-coherent demodulation
    • H04L27/2334—Demodulator circuits; Receiver circuits using non-coherent demodulation using filters
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2626—Arrangements specific to the transmitter only
    • H04L27/2627—Modulators
    • H04L27/2637—Modulators with direct modulation of individual subcarriers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2647—Arrangements specific to the receiver only
    • H04L27/2649—Demodulators
    • H04L27/2653—Demodulators 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 (en:Method)

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 (en:Method) 1964-12-29

Family

ID=26372556

Family Applications (2)

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

Family Applications After (1)

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

Country Status (6)

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

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

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