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)

Applications Claiming Priority (1)

Publications (2)

Family

ID=5745751

Family Applications (2)

Family Applications After (1)

Country Status (9)

Families Citing this family (4)

• 0
  • BE BE756213D patent/BE756213A/xx unknown
• 1969
  • 1969-09-17 DE DE19691947078 patent/DE1947078C3/de not_active Expired
• 1970
  • 1970-09-01 NO NO3321/70A patent/NO130922C/no unknown
  • 1970-09-14 ES ES383630A patent/ES383630A1/es not_active Expired
  • 1970-09-16 AT AT288372A patent/AT320742B/de not_active IP Right Cessation
  • 1970-09-16 DK DK475470A patent/DK143377C/da active
  • 1970-09-16 AT AT838170A patent/AT314611B/de not_active IP Right Cessation
  • 1970-09-17 SE SE7214227A patent/SE380645B/xx unknown
  • 1970-09-17 CH CH1378570A patent/CH527526A/de not_active IP Right Cessation
  • 1970-09-17 SE SE12689/70A patent/SE355879B/xx unknown
  • 1970-09-17 FR FR7033813A patent/FR2062299A5/fr not_active Expired
• 1973
  • 1973-03-30 ES ES413171A patent/ES413171A1/es not_active Expired
• 1974
  • 1974-07-09 NO NO742496A patent/NO140084C/no unknown

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