ATE306772T1 - Einrichtung und verfahren zur reduzierung von nachrichtenzusammenstössen zwischen mobilstationen, die gleichzeitig auf eine basisstation in einem cdma-zellularen kommunikationssystem zugreifen - Google Patents

Einrichtung und verfahren zur reduzierung von nachrichtenzusammenstössen zwischen mobilstationen, die gleichzeitig auf eine basisstation in einem cdma-zellularen kommunikationssystem zugreifen

Info

Publication number
ATE306772T1
ATE306772T1 AT93907229T AT93907229T ATE306772T1 AT E306772 T1 ATE306772 T1 AT E306772T1 AT 93907229 T AT93907229 T AT 93907229T AT 93907229 T AT93907229 T AT 93907229T AT E306772 T1 ATE306772 T1 AT E306772T1
Authority
AT
Austria
Prior art keywords
base station
communications system
mobile stations
cellular communications
cdma cellular
Prior art date
Application number
AT93907229T
Other languages
English (en)
Inventor
Edward G Tiedemann Jr
Lindsay A Weaver Jr
Roberto Padovani
Original Assignee
Qualcomm 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=25299903&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE306772(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Qualcomm Inc filed Critical Qualcomm Inc
Application granted granted Critical
Publication of ATE306772T1 publication Critical patent/ATE306772T1/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H04W74/08—Non-scheduled access, e.g. ALOHA
    • H04W74/0833—Random access procedures, e.g. with 4-step access
    • H04W74/0841—Random access procedures, e.g. with 4-step access with collision treatment
    • 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
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H04B1/7073—Synchronisation aspects
    • H04B1/7085—Synchronisation aspects using a code tracking loop, e.g. a delay-locked loop
    • 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
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • 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
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H04B1/7097—Interference-related aspects
    • H04B1/7103—Interference-related aspects the interference being multiple access interference
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
    • H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
    • H04B7/2628—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using code-division multiple access [CDMA] or spread spectrum multiple access [SSMA]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/0007—Code type
    • H04J13/0022—PN, e.g. Kronecker
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/10—Code generation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/16—Code allocation
    • 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
    • H04L1/1887—Scheduling and prioritising arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H04W52/38—TPC being performed in particular situations
    • H04W52/48—TPC being performed in particular situations during retransmission after error or non-acknowledgment
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H04W52/38—TPC being performed in particular situations
    • H04W52/50—TPC being performed in particular situations at the moment of starting communication in a multiple access environment
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H04W74/08—Non-scheduled access, e.g. ALOHA
    • H04W74/0833—Random access procedures, e.g. with 4-step access
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B2201/00—Indexing scheme relating to details of transmission systems not covered by a single group of H04B3/00 - H04B13/00
    • H04B2201/69—Orthogonal indexing scheme relating to spread spectrum techniques in general
    • H04B2201/707—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation
    • H04B2201/7097—Direct sequence modulation interference
    • H04B2201/709709—Methods of preventing interference
    • 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
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H04W74/002—Transmission of channel access control information
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H04W74/08—Non-scheduled access, e.g. ALOHA
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H04W74/08—Non-scheduled access, e.g. ALOHA
    • H04W74/0866—Non-scheduled access, e.g. ALOHA using a dedicated channel for access

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Small-Scale Networks (AREA)
AT93907229T 1992-03-05 1993-03-04 Einrichtung und verfahren zur reduzierung von nachrichtenzusammenstössen zwischen mobilstationen, die gleichzeitig auf eine basisstation in einem cdma-zellularen kommunikationssystem zugreifen ATE306772T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US84715292A 1992-03-05 1992-03-05
PCT/US1993/001982 WO1993018601A1 (en) 1992-03-05 1993-03-04 Apparatus and method for reducing message collision between mobile stations simultaneously accessing a base station in a cdma cellular communications system

Publications (1)

Publication Number Publication Date
ATE306772T1 true ATE306772T1 (de) 2005-10-15

Family

ID=25299903

Family Applications (5)

Application Number Title Priority Date Filing Date
AT09002947T ATE532376T1 (de) 1992-03-05 1993-03-04 Vorrichtung und verfahren zur minderung der nachrichtenkollision zwischen mobilen stationen, die gleichzeitig auf eine basisstation in einem zellulären cdma-kommunikationssystem zugreifen
AT06022962T ATE386395T1 (de) 1992-03-05 1993-03-04 Einrichtung und verfahren zur reduzierung von nachrichtenzusammenstössen zwischen mobilstationen, die gleichzeitig auf eine basisstation in einem cdma-zellularen kommunikationssystem zugreifen
AT06022961T ATE386394T1 (de) 1992-03-05 1993-03-04 Einrichtung und verfahren zur reduzierung von nachrichtenzusammenstössen zwischen mobilstationen, die gleichzeitig auf eine basisstation in einem cdma-zellularen kommunikationssystem zugreifen
AT93907229T ATE306772T1 (de) 1992-03-05 1993-03-04 Einrichtung und verfahren zur reduzierung von nachrichtenzusammenstössen zwischen mobilstationen, die gleichzeitig auf eine basisstation in einem cdma-zellularen kommunikationssystem zugreifen
AT05014772T ATE362263T1 (de) 1992-03-05 1993-03-04 Einrichtung und verfahren zur reduzierung von nachrichtenzusammenstössen zwischen mobilstationen, die gleichzeitig auf eine basisstation in einem cdma-zellularen kommunikationssystem zugreifen

Family Applications Before (3)

Application Number Title Priority Date Filing Date
AT09002947T ATE532376T1 (de) 1992-03-05 1993-03-04 Vorrichtung und verfahren zur minderung der nachrichtenkollision zwischen mobilen stationen, die gleichzeitig auf eine basisstation in einem zellulären cdma-kommunikationssystem zugreifen
AT06022962T ATE386395T1 (de) 1992-03-05 1993-03-04 Einrichtung und verfahren zur reduzierung von nachrichtenzusammenstössen zwischen mobilstationen, die gleichzeitig auf eine basisstation in einem cdma-zellularen kommunikationssystem zugreifen
AT06022961T ATE386394T1 (de) 1992-03-05 1993-03-04 Einrichtung und verfahren zur reduzierung von nachrichtenzusammenstössen zwischen mobilstationen, die gleichzeitig auf eine basisstation in einem cdma-zellularen kommunikationssystem zugreifen

Family Applications After (1)

Application Number Title Priority Date Filing Date
AT05014772T ATE362263T1 (de) 1992-03-05 1993-03-04 Einrichtung und verfahren zur reduzierung von nachrichtenzusammenstössen zwischen mobilstationen, die gleichzeitig auf eine basisstation in einem cdma-zellularen kommunikationssystem zugreifen

Country Status (23)

Country Link
US (6) US5544196A (de)
EP (7) EP1746796B1 (de)
JP (1) JP3152353B2 (de)
KR (1) KR100202745B1 (de)
CN (1) CN1072863C (de)
AT (5) ATE532376T1 (de)
AU (1) AU677578B2 (de)
BG (1) BG62022B1 (de)
BR (1) BR9306032A (de)
CA (1) CA2130667C (de)
DE (4) DE69334205T2 (de)
DK (3) DK1583309T3 (de)
ES (5) ES2299133T3 (de)
FI (1) FI114537B (de)
HK (4) HK1015212A1 (de)
HU (1) HU214413B (de)
IL (1) IL104910A (de)
MX (1) MX9301230A (de)
PT (2) PT1583309E (de)
RU (1) RU2171013C2 (de)
SK (1) SK282136B6 (de)
WO (1) WO1993018601A1 (de)
ZA (1) ZA931077B (de)

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