DK0456625T3 - Fremgangsmåde ved udsendelse af forskellige kommandoer i tilslutning til valg af sendeantenne i et radiokommunikationssystem med tidsfordelt multipleksering - Google Patents

Fremgangsmåde ved udsendelse af forskellige kommandoer i tilslutning til valg af sendeantenne i et radiokommunikationssystem med tidsfordelt multipleksering

Info

Publication number
DK0456625T3
DK0456625T3 DK91850086.9T DK91850086T DK0456625T3 DK 0456625 T3 DK0456625 T3 DK 0456625T3 DK 91850086 T DK91850086 T DK 91850086T DK 0456625 T3 DK0456625 T3 DK 0456625T3
Authority
DK
Denmark
Prior art keywords
different
synchronizing
station
selection
communication system
Prior art date
Application number
DK91850086.9T
Other languages
Danish (da)
English (en)
Inventor
Hakan Olov Eriksson
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Application granted granted Critical
Publication of DK0456625T3 publication Critical patent/DK0456625T3/da

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0602—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using antenna switching
    • H04B7/0608—Antenna selection according to transmission parameters
    • H04B7/061—Antenna selection according to transmission parameters using feedback from receiving side
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/06—Synchronising arrangements
    • H04J3/0602—Systems characterised by the synchronising information used
    • H04J3/0605—Special codes used as synchronising signal

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Transmitters (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Radio Transmission System (AREA)
DK91850086.9T 1990-05-10 1991-04-05 Fremgangsmåde ved udsendelse af forskellige kommandoer i tilslutning til valg af sendeantenne i et radiokommunikationssystem med tidsfordelt multipleksering DK0456625T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9001700A SE466179B (sv) 1990-05-10 1990-05-10 Foerfarande foer att i ett tidsmultiplext radiokommunikationssystem oeverfoera olika kommandon avseende val av saendarantenn

Publications (1)

Publication Number Publication Date
DK0456625T3 true DK0456625T3 (da) 1994-09-26

Family

ID=20379451

Family Applications (1)

Application Number Title Priority Date Filing Date
DK91850086.9T DK0456625T3 (da) 1990-05-10 1991-04-05 Fremgangsmåde ved udsendelse af forskellige kommandoer i tilslutning til valg af sendeantenne i et radiokommunikationssystem med tidsfordelt multipleksering

Country Status (12)

Country Link
US (1) US5212689A (de)
EP (1) EP0456625B1 (de)
JP (1) JP3149202B2 (de)
KR (1) KR960015283B1 (de)
AT (1) ATE106641T1 (de)
AU (1) AU635132B2 (de)
CA (1) CA2041948C (de)
DE (1) DE69102201T2 (de)
DK (1) DK0456625T3 (de)
ES (1) ES2053314T3 (de)
HK (1) HK123094A (de)
SE (1) SE466179B (de)

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Publication number Priority date Publication date Assignee Title
US5228029A (en) * 1990-02-27 1993-07-13 Motorola, Inc. Cellular tdm communication system employing offset frame synchronization
US6101177A (en) * 1992-03-30 2000-08-08 Telefonaktiebolaget Lm Ericsson Cell extension in a cellular telephone system
SE514000C2 (sv) * 1992-04-29 2000-12-11 Telia Ab Förfarande och anordning för att minska fädningen mellan basstation och mobila enheter
US5428647A (en) * 1992-12-07 1995-06-27 Motorola, Inc. Method and apparatus for synchronizing a received signal in a digital radio communication system
FI108975B (fi) * 1993-03-09 2002-04-30 Nokia Corp Opetusjakso digitaalisessa solukkopuhelinjärjestelmässä
US6005856A (en) * 1993-11-01 1999-12-21 Omnipoint Corporation Communication protocol for spread spectrum wireless communication system
US6088590A (en) 1993-11-01 2000-07-11 Omnipoint Corporation Method and system for mobile controlled handoff and link maintenance in spread spectrum communication
FI941072A7 (fi) * 1994-03-07 1995-09-08 Nokia Mobile Phones Ltd Tiedonsiirtomenetelmä, lähetin sekä vastaanotin
US5953370A (en) 1994-09-09 1999-09-14 Omnipoint Corporation Apparatus for receiving and correlating a spread spectrum signal
US5768689A (en) * 1995-04-03 1998-06-16 Telefonaktiebolaget Lm Ericsson Transceiver tester
JPH09186643A (ja) * 1995-12-28 1997-07-15 Kyocera Corp 無線基地局
US6085076A (en) * 1997-04-07 2000-07-04 Omnipoint Corporation Antenna diversity for wireless communication system
US6522644B2 (en) 1998-06-25 2003-02-18 Telefonaktiebolaget Lm Ericsson (Publ) Method for decorrelating background interference in a time-synchronized mobile communications system
US6947469B2 (en) 1999-05-07 2005-09-20 Intel Corporation Method and Apparatus for wireless spread spectrum communication with preamble processing period
DE19938747A1 (de) * 1999-08-16 2001-03-22 Siemens Ag Verfahren zur Kanalschätzung in einem Funk-Kommunikationssystem
DE60040936D1 (de) 2000-03-20 2009-01-08 Mitsubishi Electric Inf Tech Basisstation zur Übertragung eines Wortes, das für die Spreizkodes repräsentativ ist, die den mobilen Stationen in Kommunikation mit der Basisstation jeweils zugeteilt sind
ATE415750T1 (de) * 2000-04-04 2008-12-15 Mitsubishi Electric Inf Tech Basisstation zur übertragung eines wortes, das für die anzahl der spreizkodes repräsentativ ist, die den mobilen stationen in kommunikation mit der basisstation zugeteilt sind
GB2364220A (en) * 2000-06-28 2002-01-16 Motorola Inc Encoding information in midamble shifts
FR2954643B1 (fr) * 2009-12-22 2012-06-01 Eads Defence & Security Sys Synchronisation d'equipements terminaux d'un systeme de communication
US11895518B2 (en) * 2018-04-18 2024-02-06 Hdwb, Llc Dynamic analysis and reconfiguration of concurrent data transfer means

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3693088A (en) * 1970-12-29 1972-09-19 Bell Telephone Labor Inc Diversity system for mobile radio using fade rate switching
JPS60214641A (ja) * 1984-04-10 1985-10-26 Nec Corp 時分割多方向通信のスペース・ダイバシティ通信方式
US4710944A (en) * 1986-10-17 1987-12-01 Rca Corporation Dual transmit-receive space diversity communication system
US4797947A (en) * 1987-05-01 1989-01-10 Motorola, Inc. Microcellular communications system using macrodiversity
US5054035A (en) * 1989-12-21 1991-10-01 At&T Bell Laboratories Digital signal quality evaluation circuit using synchronization patterns

Also Published As

Publication number Publication date
SE9001700D0 (sv) 1990-05-10
JP3149202B2 (ja) 2001-03-26
EP0456625B1 (de) 1994-06-01
DE69102201T2 (de) 1994-09-15
ATE106641T1 (de) 1994-06-15
JPH04230129A (ja) 1992-08-19
SE9001700L (sv) 1991-11-11
SE466179B (sv) 1992-01-07
US5212689A (en) 1993-05-18
DE69102201D1 (de) 1994-07-07
AU635132B2 (en) 1993-03-11
KR960015283B1 (ko) 1996-11-07
HK123094A (en) 1994-11-18
ES2053314T3 (es) 1994-07-16
AU7619591A (en) 1991-11-14
EP0456625A1 (de) 1991-11-13
CA2041948A1 (en) 1991-11-11
CA2041948C (en) 2000-01-18

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