FR2738098B1 - METHOD AND DEVICE FOR SPATIAL MULTIPLEXING OF DIGITAL RADIO-ELECTRIC SIGNALS EXCHANGED IN CELLULAR RADIOCOMMUNICATIONS - Google Patents

METHOD AND DEVICE FOR SPATIAL MULTIPLEXING OF DIGITAL RADIO-ELECTRIC SIGNALS EXCHANGED IN CELLULAR RADIOCOMMUNICATIONS

Info

Publication number
FR2738098B1
FR2738098B1 FR9509975A FR9509975A FR2738098B1 FR 2738098 B1 FR2738098 B1 FR 2738098B1 FR 9509975 A FR9509975 A FR 9509975A FR 9509975 A FR9509975 A FR 9509975A FR 2738098 B1 FR2738098 B1 FR 2738098B1
Authority
FR
France
Prior art keywords
electric signals
spatial multiplexing
digital radio
signals exchanged
cellular radiocommunications
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
FR9509975A
Other languages
French (fr)
Other versions
FR2738098A1 (en
Inventor
Joel Thibault
Pascal Chevalier
Francois Pipon
Jean Jacques Monot
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.)
Thales SA
Original Assignee
Thomson CSF SA
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 Thomson CSF SA filed Critical Thomson CSF SA
Priority to FR9509975A priority Critical patent/FR2738098B1/en
Priority to DK96929359T priority patent/DK0846378T3/en
Priority to EP96929359A priority patent/EP0846378B1/en
Priority to DE69604595T priority patent/DE69604595T2/en
Priority to US09/011,477 priority patent/US6240098B1/en
Priority to PCT/FR1996/001307 priority patent/WO1997008849A1/en
Publication of FR2738098A1 publication Critical patent/FR2738098A1/en
Application granted granted Critical
Publication of FR2738098B1 publication Critical patent/FR2738098B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/08—Access point devices
    • 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
    • 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
    • H04B7/0613—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 simultaneous transmission
    • H04B7/0615—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 simultaneous transmission of weighted versions of same signal
    • H04B7/0617—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 simultaneous transmission of weighted versions of same signal for beam forming
    • 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
    • H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0837—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using pre-detection combining
    • H04B7/0842—Weighted combining
    • H04B7/086—Weighted combining using weights depending on external parameters, e.g. direction of arrival [DOA], predetermined weights or beamforming

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
FR9509975A 1995-08-22 1995-08-22 METHOD AND DEVICE FOR SPATIAL MULTIPLEXING OF DIGITAL RADIO-ELECTRIC SIGNALS EXCHANGED IN CELLULAR RADIOCOMMUNICATIONS Expired - Fee Related FR2738098B1 (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FR9509975A FR2738098B1 (en) 1995-08-22 1995-08-22 METHOD AND DEVICE FOR SPATIAL MULTIPLEXING OF DIGITAL RADIO-ELECTRIC SIGNALS EXCHANGED IN CELLULAR RADIOCOMMUNICATIONS
DK96929359T DK0846378T3 (en) 1995-08-22 1996-08-22 Method and apparatus for spatial multiplexing and demultiplexing of radioelectric signals in an SDMA mobile radio
EP96929359A EP0846378B1 (en) 1995-08-22 1996-08-22 Method and device for spatial multiplexing-demultiplexing of radio signals for an sdma mobile radio system
DE69604595T DE69604595T2 (en) 1995-08-22 1996-08-22 METHOD AND ARRANGEMENT FOR SPATIAL MULTIPLEXING / DEMULTIPLEXING OF RADIO SIGNALS IN AN SDMA MOBILE RADIO SYSTEM
US09/011,477 US6240098B1 (en) 1995-08-22 1996-08-22 Method and device for space division multiplexing of radio signals transmitted in cellular radio communications
PCT/FR1996/001307 WO1997008849A1 (en) 1995-08-22 1996-08-22 Method and device for spatial multiplexing-demultiplexing of radio signals for an sdma mobile radio system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9509975A FR2738098B1 (en) 1995-08-22 1995-08-22 METHOD AND DEVICE FOR SPATIAL MULTIPLEXING OF DIGITAL RADIO-ELECTRIC SIGNALS EXCHANGED IN CELLULAR RADIOCOMMUNICATIONS

Publications (2)

Publication Number Publication Date
FR2738098A1 FR2738098A1 (en) 1997-02-28
FR2738098B1 true FR2738098B1 (en) 1997-09-26

Family

ID=9482027

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9509975A Expired - Fee Related FR2738098B1 (en) 1995-08-22 1995-08-22 METHOD AND DEVICE FOR SPATIAL MULTIPLEXING OF DIGITAL RADIO-ELECTRIC SIGNALS EXCHANGED IN CELLULAR RADIOCOMMUNICATIONS

Country Status (1)

Country Link
FR (1) FR2738098B1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
PL341386A1 (en) * 1998-11-05 2001-04-09 Motorola Inc Multiplication of telecommunication channels
JP3258973B2 (en) * 1999-03-24 2002-02-18 三洋電機株式会社 Transmission channel allocation method and wireless device using the same
JP3229864B2 (en) 1999-03-24 2001-11-19 三洋電機株式会社 Transmission channel allocation method and wireless device using the same
JP3449348B2 (en) 2000-09-29 2003-09-22 日本電気株式会社 Correlation matrix learning method and apparatus, and storage medium

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5515378A (en) * 1991-12-12 1996-05-07 Arraycomm, Inc. Spatial division multiple access wireless communication systems

Also Published As

Publication number Publication date
FR2738098A1 (en) 1997-02-28

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