NO128974B - - Google Patents

Download PDF

Info

Publication number
NO128974B
NO128974B NO03933/68A NO393368A NO128974B NO 128974 B NO128974 B NO 128974B NO 03933/68 A NO03933/68 A NO 03933/68A NO 393368 A NO393368 A NO 393368A NO 128974 B NO128974 B NO 128974B
Authority
NO
Norway
Prior art keywords
frequency
carrier frequency
pulse generator
supplied
pulse
Prior art date
Application number
NO03933/68A
Other languages
English (en)
Norwegian (no)
Inventor
Gerwen P Van
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
Priority claimed from NL6713667A external-priority patent/NL6713667A/xx
Application filed by Philips Nv filed Critical Philips Nv
Publication of NO128974B publication Critical patent/NO128974B/no

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
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0008—Modulated-carrier systems arrangements for allowing a transmitter or receiver to use more than one type of modulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/02—Amplitude-modulated carrier systems, e.g. using on-off keying; Single sideband or vestigial sideband modulation
    • H04L27/04—Modulator circuits; Transmitter circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Transmitters (AREA)
  • Amplitude Modulation (AREA)
NO03933/68A 1967-10-07 1968-10-04 NO128974B (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL6713667A NL6713667A (ja) 1967-05-13 1967-10-07

Publications (1)

Publication Number Publication Date
NO128974B true NO128974B (ja) 1974-02-04

Family

ID=19801397

Family Applications (1)

Application Number Title Priority Date Filing Date
NO03933/68A NO128974B (ja) 1967-10-07 1968-10-04

Country Status (7)

Country Link
US (1) US3590384A (ja)
JP (1) JPS4939282B1 (ja)
BE (1) BE721970A (ja)
DE (1) DE1762918C3 (ja)
FR (1) FR95978E (ja)
NO (1) NO128974B (ja)
SE (1) SE347624B (ja)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4052558A (en) * 1974-12-09 1977-10-04 Colin Davey Patterson Data transmission system
JPS5270847U (ja) * 1975-11-21 1977-05-26
US4366572A (en) * 1978-10-20 1982-12-28 Mitsubishi Denki Kabushiki Kaisha Data transmission system
US4639938A (en) * 1985-11-06 1987-01-27 E-Systems, Inc. RF pulse transmitter having incidental phase modulation (IPM) correction
US4757519A (en) * 1987-10-02 1988-07-12 Hewlett-Packard Digital premodulation filter
US5255269A (en) * 1992-03-30 1993-10-19 Spacecom Systems, Inc. Transmission of data by frequency modulation using gray code

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3406343A (en) * 1965-07-01 1968-10-15 Rca Corp Pm/am multiplex communication
GB1095439A (ja) * 1965-10-15

Also Published As

Publication number Publication date
DE1762918B2 (de) 1977-12-22
BE721970A (ja) 1969-04-08
JPS4939282B1 (ja) 1974-10-24
FR95978E (fr) 1972-05-19
US3590384A (en) 1971-06-29
SE347624B (ja) 1972-08-07
DE1762918C3 (de) 1978-08-31
DE1762918A1 (de) 1970-12-23

Similar Documents

Publication Publication Date Title
US3737778A (en) Device for the transmission of synchronous pulse signals
GB1143758A (ja)
US3629509A (en) N-path filter using digital filter as time invariant part
US3204035A (en) Orthonormal pulse multiplex transmission systems
US3793588A (en) Device for the transmission of synchronous pulse signals
NO128974B (ja)
US4015222A (en) Modulated passband signal generator
US2828414A (en) Demodulation of vestigial sideband signals
DK141740B (da) Apparat til overføring af rektangulære, synkrone informationsimpulser.
US3588702A (en) Transmitter for single sideband transmission bivalent of pulse
US3517338A (en) Duo-binary frequency modulators
US3099795A (en) Phase coded communication system
US2997577A (en) Synchronous carrier production
US3257508A (en) Non-synchronous phase shift communication system
GB1313344A (en) Processing a differential multi-phase modulated signal
GB1103450A (en) Channel supervisory system
US3568066A (en) Frequency multiple differential phase modulation signal receiver
GB1072581A (en) System for generating single sideband phase modulated telegraphic signals
US3456194A (en) Receiver for plural frequency phase differential transmission system
US4381560A (en) Multiplex transmitter apparatus
JPS55147060A (en) Fsk and psk modulating circuit
US3784914A (en) Multi-step phase shift modulator demodulator
GB981399A (en) Synchronization system for a data communication system
US3201700A (en) Phase shifting system
GB1229825A (ja)