DE69209669T2 - Abfrageverfahren in einem drahtlosen Paketdatenübermittlungssystem - Google Patents

Abfrageverfahren in einem drahtlosen Paketdatenübermittlungssystem

Info

Publication number
DE69209669T2
DE69209669T2 DE1992609669 DE69209669T DE69209669T2 DE 69209669 T2 DE69209669 T2 DE 69209669T2 DE 1992609669 DE1992609669 DE 1992609669 DE 69209669 T DE69209669 T DE 69209669T DE 69209669 T2 DE69209669 T2 DE 69209669T2
Authority
DE
Germany
Prior art keywords
data transmission
transmission system
packet data
wireless packet
interrogation method
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 - Fee Related
Application number
DE1992609669
Other languages
English (en)
Other versions
DE69209669D1 (de
Inventor
Teruaki Kasugai
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.)
NEC Corp
Original Assignee
NEC Corp
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 NEC Corp filed Critical NEC Corp
Publication of DE69209669D1 publication Critical patent/DE69209669D1/de
Application granted granted Critical
Publication of DE69209669T2 publication Critical patent/DE69209669T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
    • H04L12/40—Bus networks
    • H04L12/403—Bus networks with centralised control, e.g. polling

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Small-Scale Networks (AREA)
DE1992609669 1991-01-14 1992-01-10 Abfrageverfahren in einem drahtlosen Paketdatenübermittlungssystem Expired - Fee Related DE69209669T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3014870A JP2882062B2 (ja) 1991-01-14 1991-01-14 無線データパケット通信方式

Publications (2)

Publication Number Publication Date
DE69209669D1 DE69209669D1 (de) 1996-05-15
DE69209669T2 true DE69209669T2 (de) 1996-11-28

Family

ID=11873057

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1992609669 Expired - Fee Related DE69209669T2 (de) 1991-01-14 1992-01-10 Abfrageverfahren in einem drahtlosen Paketdatenübermittlungssystem

Country Status (5)

Country Link
EP (1) EP0495600B1 (de)
JP (1) JP2882062B2 (de)
AU (1) AU641302B2 (de)
CA (1) CA2059239C (de)
DE (1) DE69209669T2 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5630757A (en) * 1994-11-29 1997-05-20 Net Game Limited Real-time multi-user game communication system using existing cable television infrastructure
FR2739509A1 (fr) * 1995-10-02 1997-04-04 Canon Kk Procedes, appareils et systeme de transmission de donnees numeriques
DE19735523A1 (de) * 1997-08-16 1999-02-18 Alsthom Cge Alcatel Verfahren zum Austausch von Information, sowie Abfragestation und Antwortstation dafür
US6973067B1 (en) 1998-11-24 2005-12-06 Telefonaktiebolaget L M Ericsson (Publ) Multi-media protocol for slot-based communication systems
DE19909535C1 (de) * 1999-03-04 2000-09-07 Siemens Ag Datenübertragungsverfahren und -system, insbesondere in einem Kraftfahrzeug-Insassenschutzsystem
JP2001103570A (ja) 1999-09-30 2001-04-13 Toshiba Corp 通信システム、この通信システムに用いられる通信装置及び通信方法
EP1150462B1 (de) * 2000-04-28 2003-05-28 Alcatel Verfahren, mobiles Endgerät und Basisstation zur Zuteilung von Betriebsmitteln in einem geteilten Kanal
US20020063932A1 (en) * 2000-05-30 2002-05-30 Brian Unitt Multiple access system for communications network
JP2007088788A (ja) * 2005-09-21 2007-04-05 Kenwood Corp 無線親局及びポーリング方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4466001A (en) * 1981-12-04 1984-08-14 Motorola, Inc. Polling system for multiple terminal units
US4742512A (en) * 1985-07-19 1988-05-03 Nec Corporation Multipoint communication system having polling and reservation schemes
US4940974A (en) * 1988-11-01 1990-07-10 Norand Corporation Multiterminal communication system and method

Also Published As

Publication number Publication date
JP2882062B2 (ja) 1999-04-12
CA2059239C (en) 1998-10-13
AU1019392A (en) 1992-07-16
DE69209669D1 (de) 1996-05-15
EP0495600B1 (de) 1996-04-10
EP0495600A1 (de) 1992-07-22
AU641302B2 (en) 1993-09-16
JPH04241533A (ja) 1992-08-28
CA2059239A1 (en) 1992-07-15

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee