DE69434597D1 - Diversitätsempfänger mit Antennenumschaltung - Google Patents

Diversitätsempfänger mit Antennenumschaltung

Info

Publication number
DE69434597D1
DE69434597D1 DE69434597T DE69434597T DE69434597D1 DE 69434597 D1 DE69434597 D1 DE 69434597D1 DE 69434597 T DE69434597 T DE 69434597T DE 69434597 T DE69434597 T DE 69434597T DE 69434597 D1 DE69434597 D1 DE 69434597D1
Authority
DE
Germany
Prior art keywords
antenna switching
diversity receiver
diversity
receiver
antenna
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
DE69434597T
Other languages
English (en)
Other versions
DE69434597T2 (de
Inventor
Hitoshi Takai
Hidetoshi Yamasaki
Yoshio Urabe
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.)
Panasonic Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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 claimed from JP5089615A external-priority patent/JPH06303220A/ja
Priority claimed from JP08961693A external-priority patent/JP3374438B2/ja
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of DE69434597D1 publication Critical patent/DE69434597D1/de
Application granted granted Critical
Publication of DE69434597T2 publication Critical patent/DE69434597T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • H04B7/0882—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 post-detection diversity
    • H04B7/0888—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 post-detection diversity with selection
    • 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
    • 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
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception
    • H04L1/06—Arrangements for detecting or preventing errors in the information received by diversity reception using space diversity

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Radio Transmission System (AREA)
DE69434597T 1993-04-16 1994-04-15 Diversitätsempfänger mit Antennenumschaltung Expired - Fee Related DE69434597T2 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP8961693 1993-04-16
JP8961593 1993-04-16
JP5089615A JPH06303220A (ja) 1993-04-16 1993-04-16 ダイバーシチ受信装置
JP08961693A JP3374438B2 (ja) 1993-04-16 1993-04-16 アンテナ切り替えダイバーシチ受信装置

Publications (2)

Publication Number Publication Date
DE69434597D1 true DE69434597D1 (de) 2006-02-02
DE69434597T2 DE69434597T2 (de) 2006-07-06

Family

ID=26431031

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69433312T Expired - Fee Related DE69433312T2 (de) 1993-04-16 1994-04-15 Antennenumschaltanordnung für einen Diversity-Empfänger
DE69434597T Expired - Fee Related DE69434597T2 (de) 1993-04-16 1994-04-15 Diversitätsempfänger mit Antennenumschaltung

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE69433312T Expired - Fee Related DE69433312T2 (de) 1993-04-16 1994-04-15 Antennenumschaltanordnung für einen Diversity-Empfänger

Country Status (5)

Country Link
US (1) US5561673A (de)
EP (2) EP0620657B1 (de)
CA (1) CA2121448C (de)
DE (2) DE69433312T2 (de)
DK (2) DK0620657T3 (de)

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EP1239609B1 (de) 2005-12-28
EP0620657B1 (de) 2003-11-12
CA2121448A1 (en) 1994-10-17
DE69433312D1 (de) 2003-12-18
DE69434597T2 (de) 2006-07-06
EP1239609A2 (de) 2002-09-11
US5561673A (en) 1996-10-01
DE69433312T2 (de) 2004-05-27
DK0620657T3 (da) 2004-03-08
EP0620657A1 (de) 1994-10-19
DK1239609T3 (da) 2006-05-08
CA2121448C (en) 2002-05-07
EP1239609A3 (de) 2003-03-19

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