GB1091687A - Processing of digital data - Google Patents

Processing of digital data

Info

Publication number
GB1091687A
GB1091687A GB7177/66A GB717766A GB1091687A GB 1091687 A GB1091687 A GB 1091687A GB 7177/66 A GB7177/66 A GB 7177/66A GB 717766 A GB717766 A GB 717766A GB 1091687 A GB1091687 A GB 1091687A
Authority
GB
United Kingdom
Prior art keywords
bits
pulses
frequency
binary data
clock pulses
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.)
Expired
Application number
GB7177/66A
Other languages
English (en)
Inventor
Adam Lender
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.)
Automatic Electric Laboratories Inc
Original Assignee
Automatic Electric Laboratories Inc
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 Automatic Electric Laboratories Inc filed Critical Automatic Electric Laboratories Inc
Publication of GB1091687A publication Critical patent/GB1091687A/en
Expired 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
    • H04L27/20—Modulator circuits; Transmitter circuits
    • H04L27/2003—Modulator circuits; Transmitter circuits for continuous phase modulation
    • H04L27/2007—Modulator circuits; Transmitter circuits for continuous phase modulation in which the phase change within each symbol period is constrained
    • H04L27/2017—Modulator circuits; Transmitter circuits for continuous phase modulation in which the phase change within each symbol period is constrained in which the phase changes are non-linear, e.g. generalized and Gaussian minimum shift keying, tamed frequency modulation

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Dc Digital Transmission (AREA)
GB7177/66A 1965-02-23 1966-02-18 Processing of digital data Expired GB1091687A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US434583A US3387213A (en) 1965-02-23 1965-02-23 Synchronous frequency modulation duobinary processing of digital data

Publications (1)

Publication Number Publication Date
GB1091687A true GB1091687A (en) 1967-11-22

Family

ID=23724819

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7177/66A Expired GB1091687A (en) 1965-02-23 1966-02-18 Processing of digital data

Country Status (7)

Country Link
US (1) US3387213A (OSRAM)
BE (1) BE676840A (OSRAM)
CH (1) CH484572A (OSRAM)
DE (1) DE1297648B (OSRAM)
GB (1) GB1091687A (OSRAM)
NL (1) NL149972B (OSRAM)
SE (1) SE345943B (OSRAM)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1482006A (fr) * 1966-02-09 1967-05-26 Labo Cent Telecommunicat Perfectionnements aux procédés de transmission en modulation codée d'impulsions
US3466392A (en) * 1966-03-03 1969-09-09 Ibm Vestigial sideband frequency shift keying modem
US3575673A (en) * 1968-11-27 1971-04-20 Western Electric Co Systems for pulse modulating a signal
US3668562A (en) * 1970-04-15 1972-06-06 Tel Tech Corp Frequency modulation system for transmitting binary information
US6741636B1 (en) 2000-06-27 2004-05-25 Lockheed Martin Corporation System and method for converting data into a noise-like waveform

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3048657A (en) * 1961-05-19 1962-08-07 American Cable & Radio Corp Diplex telegraph system using frequency modulation
US3271588A (en) * 1963-08-07 1966-09-06 Tele Signal Corp Digital keyer for converting d. c. binary signals into two different output audio frequencies
DE1252245B (OSRAM) * 1964-02-06

Also Published As

Publication number Publication date
DE1297648B (de) 1969-06-19
SE345943B (OSRAM) 1972-06-12
BE676840A (OSRAM) 1966-08-22
US3387213A (en) 1968-06-04
CH484572A (de) 1970-01-15
NL6602371A (OSRAM) 1966-08-24
NL149972B (nl) 1976-06-15

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