ZA984043B - Multiple antenna detecting and selecting - Google Patents

Multiple antenna detecting and selecting

Info

Publication number
ZA984043B
ZA984043B ZA984043A ZA984043A ZA984043B ZA 984043 B ZA984043 B ZA 984043B ZA 984043 A ZA984043 A ZA 984043A ZA 984043 A ZA984043 A ZA 984043A ZA 984043 B ZA984043 B ZA 984043B
Authority
ZA
South Africa
Prior art keywords
selecting
multiple antenna
antenna detecting
detecting
antenna
Prior art date
Application number
ZA984043A
Other languages
English (en)
Inventor
Gary Granata
James H Thompson
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
Application filed by Qualcomm Inc filed Critical Qualcomm Inc
Publication of ZA984043B publication Critical patent/ZA984043B/xx

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
    • H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • 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
    • H04B7/0868—Hybrid systems, i.e. switching and combining
    • H04B7/0874—Hybrid systems, i.e. switching and combining using subgroups of receive 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
    • H04B7/08—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
    • H04B7/0808—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 comparing all antennas before reception
    • 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
    • H04B7/0817—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 multiple receivers and antenna path selection
    • H04B7/082—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 multiple receivers and antenna path selection selecting best antenna path
    • 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
    • H04B7/0828—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 delay elements in antenna paths
    • 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
    • H04B7/0891—Space-time diversity
    • H04B7/0894—Space-time diversity using different delays between antennas

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Relay Systems (AREA)
  • Radio Transmission System (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
ZA984043A 1997-05-13 1998-05-13 Multiple antenna detecting and selecting ZA984043B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/855,242 US6009307A (en) 1997-05-13 1997-05-13 Multiple antenna detecting and selecting

Publications (1)

Publication Number Publication Date
ZA984043B true ZA984043B (en) 1998-11-20

Family

ID=25320729

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA984043A ZA984043B (en) 1997-05-13 1998-05-13 Multiple antenna detecting and selecting

Country Status (12)

Country Link
US (1) US6009307A (pt)
EP (2) EP1013002A2 (pt)
JP (1) JP2001525146A (pt)
KR (1) KR100585307B1 (pt)
CN (2) CN1142635C (pt)
AR (1) AR013345A1 (pt)
AU (1) AU750535B2 (pt)
BR (1) BR9809810A (pt)
MX (1) MXPA99010336A (pt)
TW (1) TW376671B (pt)
WO (1) WO1998052300A2 (pt)
ZA (1) ZA984043B (pt)

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US6389085B1 (en) * 1998-01-14 2002-05-14 Wavecom Electronics Inc. Receiver combiner for spatial diversity digital communications
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US7877290B1 (en) 1999-03-29 2011-01-25 The Directv Group, Inc. System and method for transmitting, receiving and displaying advertisements
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JP3678944B2 (ja) * 1999-07-02 2005-08-03 松下電器産業株式会社 無線通信装置および無線通信方法
US7024168B1 (en) * 1999-07-07 2006-04-04 Telefonaktiebolaget L M Ericsson (Publ) Controlled antenna diversity
US6549774B1 (en) * 1999-11-04 2003-04-15 Xm Satellite Radio Inc. Digital audio service satellite receiver having switchable operating modes for stationary or mobile use
EP1104121A1 (en) * 1999-11-23 2001-05-30 Siemens Aktiengesellschaft Radio station for receiving signals employing antenna diversity and RAKE receiver
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FR2833435B1 (fr) * 2001-12-06 2004-02-27 Thomson Licensing Sa Methode de selection de chemin de reception et dispositif de reception comprenant plusieurs chemins de reception
US7274759B2 (en) * 2001-12-21 2007-09-25 Koninklijke Philips Electronics N.V. Antenna switching based on a preamble MSE metric
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DE10209060B4 (de) * 2002-03-01 2012-08-16 Heinz Lindenmeier Empfangsantennenanordnung für Satelliten- und/oder terrestrische Funksignale auf Fahrzeugen
US6978117B2 (en) * 2002-03-25 2005-12-20 Visteon Global Technologies, Inc. RF AGC amplifier system for satellite/terrestrial radio receiver
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US7113760B1 (en) 2003-04-29 2006-09-26 Ami Semiconductor, Inc. Direct conversion receiver for amplitude modulated signals using linear/log filtering
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US8441913B2 (en) * 2005-09-27 2013-05-14 Qualcomm Incorporated Switching diversity in broadcast OFDM systems based on multiple receive antennas
CN101039121B (zh) * 2006-03-15 2010-12-29 宏碁股份有限公司 无线信号接收系统及方法
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Also Published As

Publication number Publication date
KR100585307B1 (ko) 2006-06-01
CN1278499C (zh) 2006-10-04
US6009307A (en) 1999-12-28
TW376671B (en) 1999-12-11
EP1013002A2 (en) 2000-06-28
AR013345A1 (es) 2000-12-27
KR20010012421A (ko) 2001-02-15
CN1269075A (zh) 2000-10-04
WO1998052300A3 (en) 1999-04-22
JP2001525146A (ja) 2001-12-04
CN1516358A (zh) 2004-07-28
BR9809810A (pt) 2000-06-27
AU7480998A (en) 1998-12-08
MXPA99010336A (es) 2004-12-06
WO1998052300A2 (en) 1998-11-19
CN1142635C (zh) 2004-03-17
EP2246994A3 (en) 2010-11-24
EP2246994A2 (en) 2010-11-03
AU750535B2 (en) 2002-07-18

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