GB1443515A - Data transmission systems - Google Patents

Data transmission systems

Info

Publication number
GB1443515A
GB1443515A GB3363672A GB3363672A GB1443515A GB 1443515 A GB1443515 A GB 1443515A GB 3363672 A GB3363672 A GB 3363672A GB 3363672 A GB3363672 A GB 3363672A GB 1443515 A GB1443515 A GB 1443515A
Authority
GB
United Kingdom
Prior art keywords
data transmission
transmission systems
systems
data
transmission
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
GB3363672A
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.)
DIGITAL SYSTEMS Ltd
Original Assignee
DIGITAL SYSTEMS Ltd
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 DIGITAL SYSTEMS Ltd filed Critical DIGITAL SYSTEMS Ltd
Priority to GB3363672A priority Critical patent/GB1443515A/en
Priority to CA176,623A priority patent/CA980867A/en
Publication of GB1443515A publication Critical patent/GB1443515A/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
    • H04L27/10—Frequency-modulated carrier systems, i.e. using frequency-shift keying
    • H04L27/14—Demodulator circuits; Receiver circuits
    • H04L27/156—Demodulator circuits; Receiver circuits with demodulation using temporal properties of the received signal, e.g. detecting pulse width
    • H04L27/1563—Demodulator circuits; Receiver circuits with demodulation using temporal properties of the received signal, e.g. detecting pulse width using transition or level detection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/38—Synchronous or start-stop systems, e.g. for Baudot code

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
GB3363672A 1972-07-18 1972-07-18 Data transmission systems Expired GB1443515A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB3363672A GB1443515A (en) 1972-07-18 1972-07-18 Data transmission systems
CA176,623A CA980867A (en) 1972-07-18 1973-07-17 Data transmission systems

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3363672A GB1443515A (en) 1972-07-18 1972-07-18 Data transmission systems

Publications (1)

Publication Number Publication Date
GB1443515A true GB1443515A (en) 1976-07-21

Family

ID=10355484

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3363672A Expired GB1443515A (en) 1972-07-18 1972-07-18 Data transmission systems

Country Status (2)

Country Link
CA (1) CA980867A (en)
GB (1) GB1443515A (en)

Also Published As

Publication number Publication date
CA980867A (en) 1975-12-30

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee