SG43579A1 - Radio communications apparatus with a combining diversity - Google Patents

Radio communications apparatus with a combining diversity

Info

Publication number
SG43579A1
SG43579A1 SG1997000620A SG1997000620A SG43579A1 SG 43579 A1 SG43579 A1 SG 43579A1 SG 1997000620 A SG1997000620 A SG 1997000620A SG 1997000620 A SG1997000620 A SG 1997000620A SG 43579 A1 SG43579 A1 SG 43579A1
Authority
SG
Singapore
Prior art keywords
radio communications
communications apparatus
combining diversity
diversity
combining
Prior art date
Application number
SG1997000620A
Inventor
Shoichi Oshima
Manabu Ishibe
Original Assignee
Toshiba Kk
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 JP8047478A priority Critical patent/JPH09247066A/en
Application filed by Toshiba Kk filed Critical Toshiba Kk
Priority to SG1997000620A priority patent/SG43579A1/en
Priority to DE19708996A priority patent/DE19708996A1/en
Publication of SG43579A1 publication Critical patent/SG43579A1/en

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
    • 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
    • H04B7/0848—Joint weighting
    • H04B7/0857—Joint weighting using maximum ratio combining techniques, e.g. signal-to- interference ratio [SIR], received signal strenght indication [RSS]
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/3036—Automatic control in amplifiers having semiconductor devices in high-frequency amplifiers or in frequency-changers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/3036—Automatic control in amplifiers having semiconductor devices in high-frequency amplifiers or in frequency-changers
    • H03G3/3042—Automatic control in amplifiers having semiconductor devices in high-frequency amplifiers or in frequency-changers in modulators, frequency-changers, transmitters or power amplifiers
    • 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
    • H04B7/0865—Independent weighting, i.e. weights based on own antenna reception parameters

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Radio Transmission System (AREA)
SG1997000620A 1996-03-05 1997-02-28 Radio communications apparatus with a combining diversity SG43579A1 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP8047478A JPH09247066A (en) 1996-03-05 1996-03-05 Synthesized diversity radio communication equipment
SG1997000620A SG43579A1 (en) 1996-03-05 1997-02-28 Radio communications apparatus with a combining diversity
DE19708996A DE19708996A1 (en) 1996-03-05 1997-03-05 Radio communications apparatus with combination diversity

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP8047478A JPH09247066A (en) 1996-03-05 1996-03-05 Synthesized diversity radio communication equipment
SG1997000620A SG43579A1 (en) 1996-03-05 1997-02-28 Radio communications apparatus with a combining diversity

Publications (1)

Publication Number Publication Date
SG43579A1 true SG43579A1 (en) 1997-10-17

Family

ID=26387652

Family Applications (1)

Application Number Title Priority Date Filing Date
SG1997000620A SG43579A1 (en) 1996-03-05 1997-02-28 Radio communications apparatus with a combining diversity

Country Status (3)

Country Link
JP (1) JPH09247066A (en)
DE (1) DE19708996A1 (en)
SG (1) SG43579A1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19929284A1 (en) 1999-06-25 2001-01-04 Hirschmann Richard Gmbh Co Method for the mobile reception of radio signals and circuit arrangement for carrying out the method
US7038733B2 (en) * 2002-01-30 2006-05-02 Ericsson Inc. Television receivers and methods for processing signal sample streams synchronously with line/frame patterns
DE10344298B4 (en) * 2003-09-23 2005-07-14 Siemens Ag Radio receiver for multi-antenna reception
KR100975701B1 (en) * 2006-01-26 2010-08-12 삼성전자주식회사 Apparatus and method for controlling dynamic range of weight vectors according to combining methods in a mobile station equipped with multiple antennas in high rate packet data system using code division multiple access scheme
JP4658201B2 (en) 2006-10-17 2011-03-23 パイオニア株式会社 Diversity receiving apparatus and diversity receiving method
JP4920462B2 (en) * 2007-03-14 2012-04-18 株式会社豊田中央研究所 Receiving method and receiving apparatus in OFDM transmission system
JP2010258503A (en) * 2009-04-21 2010-11-11 Nec Engineering Ltd Tdd type wireless communication device

Also Published As

Publication number Publication date
DE19708996A1 (en) 1997-09-11
JPH09247066A (en) 1997-09-19

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