DE69401744D1 - Dual verteiltes Antennensystem - Google Patents

Dual verteiltes Antennensystem

Info

Publication number
DE69401744D1
DE69401744D1 DE1994601744 DE69401744A DE69401744D1 DE 69401744 D1 DE69401744 D1 DE 69401744D1 DE 1994601744 DE1994601744 DE 1994601744 DE 69401744 A DE69401744 A DE 69401744A DE 69401744 D1 DE69401744 D1 DE 69401744D1
Authority
DE
Germany
Prior art keywords
antenna system
distributed antenna
dual distributed
dual
system
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 - Lifetime
Application number
DE1994601744
Other languages
English (en)
Other versions
DE69401744T2 (de
Inventor
Richard Dean
Franklin Antonio
Klein Gilhousen
Charles Wheatley
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.)
Qualcomm Inc
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
Priority to US08/112,392 priority Critical patent/US5513176A/en
Application filed by Qualcomm Inc filed Critical Qualcomm Inc
Priority to PCT/US1994/009657 priority patent/WO1995006365A1/en
Application granted granted Critical
Publication of DE69401744D1 publication Critical patent/DE69401744D1/de
Anticipated expiration legal-status Critical
Application status is Expired - Lifetime legal-status Critical

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B7/00Radio transmission systems, i.e. using radiation field
    • H04B7/02Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613Diversity 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
    • H04B7/0667Diversity 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 delayed versions of same signal
    • H04B7/0671Diversity 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 delayed versions of same signal using different delays between antennas
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00Antenna arrays or systems
    • H01Q21/29Combinations of different interacting antenna units for giving a desired directional characteristic
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B7/00Radio transmission systems, i.e. using radiation field
    • H04B7/02Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/0491Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas using two or more sectors, i.e. sector diversity
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B7/00Radio transmission systems, i.e. using radiation field
    • H04B7/02Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/08Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0837Diversity 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
    • H04B7/0842Weighted combining
    • H04B7/0845Weighted combining per branch equalization, e.g. by an FIR-filter or RAKE receiver per antenna branch
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B7/00Radio transmission systems, i.e. using radiation field
    • H04B7/02Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/08Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0891Space-time diversity
    • H04B7/0894Space-time diversity using different delays between antennas
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B7/00Radio transmission systems, i.e. using radiation field
    • H04B7/24Radio transmission systems, i.e. using radiation field for communication between two or more posts
    • H04B7/26Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
    • H04B7/2628Radio 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]
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B7/00Radio transmission systems, i.e. using radiation field
    • H04B7/24Radio transmission systems, i.e. using radiation field for communication between two or more posts
    • H04B7/26Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
    • H04B7/2643Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using time-division multiple access [TDMA]
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W88/00Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/08Access point devices
    • H04W88/085Access point devices with remote components
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B7/00Radio transmission systems, i.e. using radiation field
    • H04B7/02Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/022Site diversity; Macro-diversity
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W36/00Hand-off or reselection arrangements
    • H04W36/16Performing reselection for specific purposes
    • H04W36/18Performing reselection for specific purposes for allowing seamless reselection, e.g. soft reselection
DE1994601744 1990-12-07 1994-08-24 Dual verteiltes Antennensystem Expired - Lifetime DE69401744D1 (de)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US08/112,392 US5513176A (en) 1990-12-07 1993-08-27 Dual distributed antenna system
PCT/US1994/009657 WO1995006365A1 (en) 1993-08-27 1994-08-24 Dual distributed antenna system

Publications (1)

Publication Number Publication Date
DE69401744D1 true DE69401744D1 (de) 1997-03-27

Family

ID=22343646

Family Applications (2)

Application Number Title Priority Date Filing Date
DE1994601744 Expired - Lifetime DE69401744T2 (de) 1990-12-07 1994-08-24 Dual verteiltes Antennensystem
DE1994601744 Expired - Lifetime DE69401744D1 (de) 1990-12-07 1994-08-24 Dual verteiltes Antennensystem

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE1994601744 Expired - Lifetime DE69401744T2 (de) 1990-12-07 1994-08-24 Dual verteiltes Antennensystem

Country Status (20)

Country Link
US (2) US5513176A (de)
EP (1) EP0667068B1 (de)
JP (1) JP3325895B2 (de)
KR (2) KR950704866A (de)
CN (1) CN1074872C (de)
AT (1) AT148965T (de)
AU (1) AU671563B2 (de)
BR (1) BR9405563A (de)
DE (2) DE69401744T2 (de)
DK (1) DK0667068T3 (de)
ES (1) ES2100086T3 (de)
FI (1) FI112747B (de)
GR (1) GR3023316T3 (de)
HK (1) HK63897A (de)
IL (1) IL110765A (de)
RU (1) RU2107989C1 (de)
SG (1) SG52795A1 (de)
TW (1) TW293187B (de)
WO (1) WO1995006365A1 (de)
ZA (1) ZA9406418B (de)

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IL110765D0 (en) 1994-11-11
DK667068T3 (de)
SG52795A1 (en) 1998-09-28
US5513176A (en) 1996-04-30
AU671563B2 (en) 1996-08-29
CN1119057A (zh) 1996-03-20
CN1074872C (zh) 2001-11-14
FI951935A (fi) 1995-06-26
FI112747B1 (de)
HK63897A (en) 1997-05-23
ZA9406418B (en) 1995-04-24
BR9405563A (pt) 1999-09-08
IL110765A (en) 1998-10-30
DK0667068T3 (da) 1997-08-18
JP3325895B2 (ja) 2002-09-17
RU2107989C1 (ru) 1998-03-27
JPH08505503A (ja) 1996-06-11
FI951935A0 (fi) 1995-04-24
ES2100086T3 (es) 1997-06-01
WO1995006365A1 (en) 1995-03-02
KR100237903B1 (ko) 2000-01-15
KR950704866A (ko) 1995-11-20
TW293187B (de) 1996-12-11
FI112747B (fi) 2003-12-31
US5533011A (en) 1996-07-02
EP0667068B1 (de) 1997-02-12
AT148965T (de) 1997-02-15
FI951935D0 (de)
DE69401744T2 (de) 1997-09-04
GR3023316T3 (en) 1997-08-29
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AU7639094A (en) 1995-03-21

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