BE756213A - PROCEDURE FOR THE TRANSMISSION OF A DIGITAL AND PROTECTED SELECTIVE CALL INSTRUCTION WITH RETURN RESPONSE, AND DEVICE FOR IMPLEMENTING THE PROCEDURE - Google Patents

PROCEDURE FOR THE TRANSMISSION OF A DIGITAL AND PROTECTED SELECTIVE CALL INSTRUCTION WITH RETURN RESPONSE, AND DEVICE FOR IMPLEMENTING THE PROCEDURE

Info

Publication number
BE756213A
BE756213A BE756213DA BE756213A BE 756213 A BE756213 A BE 756213A BE 756213D A BE756213D A BE 756213DA BE 756213 A BE756213 A BE 756213A
Authority
BE
Belgium
Prior art keywords
procedure
implementing
protected
digital
transmission
Prior art date
Application number
Other languages
French (fr)
Original Assignee
Licentia Gmbh
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.)
Publication date
Publication of BE756213A publication Critical patent/BE756213A/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W84/00—Network topologies
    • H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
    • H04W84/022—One-way selective calling networks, e.g. wide area paging
    • H04W84/025—One-way selective calling networks, e.g. wide area paging with acknowledge back capability
    • G—PHYSICS
    • G08—SIGNALLING
    • G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
    • G08C25/00—Arrangements for preventing or correcting errors; Monitoring arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
    • H04L1/1867—Arrangements specially adapted for the transmitter end
    • H04L1/188—Time-out mechanisms
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/04—Speed or phase control by synchronisation signals
    • H04L7/041—Speed or phase control by synchronisation signals using special codes as synchronising signal

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Communication Control (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Control Of Position, Course, Altitude, Or Attitude Of Moving Bodies (AREA)
  • Management, Administration, Business Operations System, And Electronic Commerce (AREA)
BE756213D 1969-09-17 PROCEDURE FOR THE TRANSMISSION OF A DIGITAL AND PROTECTED SELECTIVE CALL INSTRUCTION WITH RETURN RESPONSE, AND DEVICE FOR IMPLEMENTING THE PROCEDURE BE756213A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19691947078 DE1947078C3 (en) 1969-09-17 1969-09-17 Method for the transmission of secure digital selective call and collective call commands with reply

Publications (1)

Publication Number Publication Date
BE756213A true BE756213A (en) 1971-03-01

Family

ID=5745751

Family Applications (1)

Application Number Title Priority Date Filing Date
BE756213D BE756213A (en) 1969-09-17 PROCEDURE FOR THE TRANSMISSION OF A DIGITAL AND PROTECTED SELECTIVE CALL INSTRUCTION WITH RETURN RESPONSE, AND DEVICE FOR IMPLEMENTING THE PROCEDURE

Country Status (9)

Country Link
AT (2) AT320742B (en)
BE (1) BE756213A (en)
CH (1) CH527526A (en)
DE (1) DE1947078C3 (en)
DK (1) DK143377C (en)
ES (2) ES383630A1 (en)
FR (1) FR2062299A5 (en)
NO (2) NO130922C (en)
SE (2) SE380645B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH573688A5 (en) * 1974-07-11 1976-03-15 Hasler Ag
DE2828755A1 (en) * 1978-06-30 1980-01-03 Bosch Gmbh Robert RADIO NETWORK
DE3130408A1 (en) * 1981-07-31 1983-02-17 Siemens AG, 1000 Berlin und 8000 München Method and arrangement for making a group call with and without location dependence in cellular mobile radio networks
JPS60182825A (en) * 1984-02-29 1985-09-18 Nec Corp Radiotelephony system

Also Published As

Publication number Publication date
DK143377C (en) 1981-12-14
NO130922B (en) 1974-11-25
DE1947078B2 (en) 1972-11-23
NO130922C (en) 1975-03-05
DK143377B (en) 1981-08-10
NO140084C (en) 1979-06-27
ES383630A1 (en) 1974-01-01
ES413171A1 (en) 1976-02-01
SE355879B (en) 1973-05-07
AT320742B (en) 1975-02-25
DE1947078C3 (en) 1973-07-12
DE1947078A1 (en) 1971-04-01
CH527526A (en) 1972-08-31
FR2062299A5 (en) 1971-06-25
NO140084B (en) 1979-03-19
SE380645B (en) 1975-11-10
AT314611B (en) 1974-04-10
NO742496L (en) 1971-03-18

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