DE69126164D1 - Verfahren zur Frequenzteilung in einem Frequenzsprung-Kommunikationsnetz - Google Patents

Verfahren zur Frequenzteilung in einem Frequenzsprung-Kommunikationsnetz

Info

Publication number
DE69126164D1
DE69126164D1 DE69126164T DE69126164T DE69126164D1 DE 69126164 D1 DE69126164 D1 DE 69126164D1 DE 69126164 T DE69126164 T DE 69126164T DE 69126164 T DE69126164 T DE 69126164T DE 69126164 D1 DE69126164 D1 DE 69126164D1
Authority
DE
Germany
Prior art keywords
communication network
frequency
division method
hopping communication
frequency division
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
DE69126164T
Other languages
English (en)
Other versions
DE69126164T2 (de
Inventor
George H Flammer
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.)
Metricom Inc
Original Assignee
Metricom Inc
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 Metricom Inc filed Critical Metricom Inc
Application granted granted Critical
Publication of DE69126164D1 publication Critical patent/DE69126164D1/de
Publication of DE69126164T2 publication Critical patent/DE69126164T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69—Spread spectrum techniques
    • H04B1/713—Spread spectrum techniques using frequency hopping
    • H04B1/7156—Arrangements for sequence synchronisation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/06—Synchronising arrangements
    • H04J3/0635—Clock or time synchronisation in a network
    • H04J3/0638—Clock or time synchronisation among nodes; Internode synchronisation
    • H04J3/0658—Clock or time synchronisation among packet nodes
    • H04J3/0661—Clock or time synchronisation among packet nodes using timestamps
    • H04J3/0664—Clock or time synchronisation among packet nodes using timestamps unidirectional timestamps
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/06—Synchronising arrangements
    • H04J3/0635—Clock or time synchronisation in a network
    • H04J3/0676—Mutual
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S370/00—Multiplex communications
    • Y10S370/912—Packet communications
    • Y10S370/913—Wireless or radio
DE69126164T 1990-03-23 1991-03-18 Verfahren zur Frequenzteilung in einem Frequenzsprung-Kommunikationsnetz Expired - Fee Related DE69126164T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US48592690A 1990-03-23 1990-03-23
US07/581,497 US5079768A (en) 1990-03-23 1990-09-11 Method for frequency sharing in frequency hopping communications network

Publications (2)

Publication Number Publication Date
DE69126164D1 true DE69126164D1 (de) 1997-06-26
DE69126164T2 DE69126164T2 (de) 1997-08-28

Family

ID=27048517

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69126164T Expired - Fee Related DE69126164T2 (de) 1990-03-23 1991-03-18 Verfahren zur Frequenzteilung in einem Frequenzsprung-Kommunikationsnetz

Country Status (3)

Country Link
US (1) US5079768A (de)
EP (1) EP0450382B1 (de)
DE (1) DE69126164T2 (de)

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Also Published As

Publication number Publication date
DE69126164T2 (de) 1997-08-28
EP0450382A3 (en) 1993-03-10
US5079768A (en) 1992-01-07
EP0450382B1 (de) 1997-05-21
EP0450382A2 (de) 1991-10-09

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