KR960009454B1 - Public tracking system - Google Patents

Public tracking system Download PDF

Info

Publication number
KR960009454B1
KR960009454B1 KR88000832A KR880000832A KR960009454B1 KR 960009454 B1 KR960009454 B1 KR 960009454B1 KR 88000832 A KR88000832 A KR 88000832A KR 880000832 A KR880000832 A KR 880000832A KR 960009454 B1 KR960009454 B1 KR 960009454B1
Authority
KR
South Korea
Prior art keywords
tracking system
public tracking
public
tracking
Prior art date
Application number
KR88000832A
Other languages
Korean (ko)
Other versions
KR890001307A (en
Inventor
Jeferi Scott Childress
N Houston H Hughes
Original Assignee
Ericssonge Ge Mobile Communica
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 Ericssonge Ge Mobile Communica filed Critical Ericssonge Ge Mobile Communica
Publication of KR890001307A publication Critical patent/KR890001307A/en
Application granted granted Critical
Publication of KR960009454B1 publication Critical patent/KR960009454B1/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]
    • H04W84/04—Large scale networks; Deep hierarchical networks
    • H04W84/08—Trunked mobile radio systems
    • 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
    • H04L1/1607—Details of the supervisory signal
    • H04L1/1614—Details of the supervisory signal using bitmaps

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Relay Systems (AREA)
  • Selective Calling Equipment (AREA)
KR88000832A 1987-06-03 1988-01-30 Public tracking system KR960009454B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US5704687A 1987-06-03 1987-06-03
US057,046 1987-06-03

Publications (2)

Publication Number Publication Date
KR890001307A KR890001307A (en) 1989-03-20
KR960009454B1 true KR960009454B1 (en) 1996-07-19

Family

ID=22008182

Family Applications (1)

Application Number Title Priority Date Filing Date
KR88000832A KR960009454B1 (en) 1987-06-03 1988-01-30 Public tracking system

Country Status (6)

Country Link
JP (1) JP2967573B2 (en)
KR (1) KR960009454B1 (en)
CA (1) CA1304132C (en)
DK (1) DK305488A (en)
GB (2) GB2206019B (en)
HK (2) HK80192A (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE446954B (en) * 1985-03-12 1986-10-20 Uponor Ab SET FOR EXTRUDING A DOUBLE WALL PLASTROR AND EXTRACTING TOOL FOR EXTENDING THE SET
GB2243974B (en) * 1990-03-22 1994-04-06 Motorola Israel Ltd Trunked radio system
US5541978A (en) * 1994-08-18 1996-07-30 Telefonaktiebolaget Lm Ericsson Method and system for implementing a backup digital control channel within a cellular telecommunications network
US5970416A (en) * 1996-07-31 1999-10-19 Motorola Provision of distributed call handling over a plurality of network nodes
US7373764B1 (en) * 2002-08-19 2008-05-20 Sorkin Felix L Extruded upper beam slab bolster for use in construction

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55132137A (en) * 1979-03-31 1980-10-14 Fujitsu Ltd Multiplex radio repeater
JPS5831624A (en) * 1981-08-19 1983-02-24 Nippon Telegr & Teleph Corp <Ntt> Radio communication system
JPS58182937A (en) * 1982-04-20 1983-10-26 Nec Corp In-trouble switching system of communication controller

Also Published As

Publication number Publication date
JPS644126A (en) 1989-01-09
GB9110869D0 (en) 1991-07-10
GB2247380B (en) 1992-06-03
DK305488A (en) 1989-03-15
HK80192A (en) 1992-10-23
DK305488D0 (en) 1988-06-03
GB2247380A (en) 1992-02-26
GB8813169D0 (en) 1988-07-06
GB2206019B (en) 1992-06-03
GB2206019A (en) 1988-12-21
CA1304132C (en) 1992-06-23
JP2967573B2 (en) 1999-10-25
HK80292A (en) 1992-10-23
KR890001307A (en) 1989-03-20

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Legal Events

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A201 Request for examination
E902 Notification of reason for refusal
G160 Decision to publish patent application
E701 Decision to grant or registration of patent right
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Year of fee payment: 5

LAPS Lapse due to unpaid annual fee