AU2002242351A1 - Multiple antenna system for wireless communication - Google Patents

Multiple antenna system for wireless communication

Info

Publication number
AU2002242351A1
AU2002242351A1 AU2002242351A AU4235102A AU2002242351A1 AU 2002242351 A1 AU2002242351 A1 AU 2002242351A1 AU 2002242351 A AU2002242351 A AU 2002242351A AU 4235102 A AU4235102 A AU 4235102A AU 2002242351 A1 AU2002242351 A1 AU 2002242351A1
Authority
AU
Australia
Prior art keywords
wireless communication
antenna system
multiple antenna
wireless
communication
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.)
Abandoned
Application number
AU2002242351A
Inventor
Raviv Melamed
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.)
HLAN Inc
Original Assignee
HLAN 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 HLAN Inc filed Critical HLAN Inc
Publication of AU2002242351A1 publication Critical patent/AU2002242351A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • 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
    • H04B1/005—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 adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges
    • H04B1/0053—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 adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges with common antenna for more than one band
    • H04B1/006—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 adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges with common antenna for more than one band using switches for selecting the desired band
    • 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
    • H04B1/005—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 adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges
    • 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
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/40—Circuits
    • H04B1/403—Circuits using the same oscillator for generating both the transmitter frequency and the receiver local oscillator frequency
    • H04B1/406—Circuits using the same oscillator for generating both the transmitter frequency and the receiver local oscillator frequency with more than one transmission mode, e.g. analog and digital modes
    • 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
    • H04B7/0802—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 antenna selection
    • H04B7/0805—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 antenna selection with single receiver and antenna switching
    • H04B7/0814—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 antenna selection with single receiver and antenna switching based on current reception conditions, e.g. switching to different antenna when signal level is below threshold

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Transceivers (AREA)
AU2002242351A 2000-10-06 2001-07-11 Multiple antenna system for wireless communication Abandoned AU2002242351A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US23804900P 2000-10-06 2000-10-06
US60/238049 2000-10-06
PCT/US2001/021795 WO2002031999A1 (en) 2000-10-06 2001-07-11 Multiple antenna system for wireless communication

Publications (1)

Publication Number Publication Date
AU2002242351A1 true AU2002242351A1 (en) 2002-04-22

Family

ID=22896288

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2002242351A Abandoned AU2002242351A1 (en) 2000-10-06 2001-07-11 Multiple antenna system for wireless communication

Country Status (3)

Country Link
AU (1) AU2002242351A1 (en)
TW (1) TW527752B (en)
WO (1) WO2002031999A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7251459B2 (en) * 2002-05-03 2007-07-31 Atheros Communications, Inc. Dual frequency band wireless LAN
TWI419409B (en) * 2009-11-16 2013-12-11 Acer Inc Portable device with multiple antennas

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5523768A (en) * 1991-05-30 1996-06-04 Conifer Corporation Integrated feed and down converter apparatus
DE19614979C2 (en) * 1995-04-20 2001-05-17 Fujitsu Ltd Radio frequency transceiver for data communication

Also Published As

Publication number Publication date
TW527752B (en) 2003-04-11
WO2002031999A1 (en) 2002-04-18

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