FR78247E - Circuits de réception radio en diversité pour ondes ultra-courtes - Google Patents

Circuits de réception radio en diversité pour ondes ultra-courtes

Info

Publication number
FR78247E
FR78247E FR835519A FR835519A FR78247E FR 78247 E FR78247 E FR 78247E FR 835519 A FR835519 A FR 835519A FR 835519 A FR835519 A FR 835519A FR 78247 E FR78247 E FR 78247E
Authority
FR
France
Prior art keywords
shortwave
ultra
radio reception
reception circuits
diversity radio
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
Application number
FR835519A
Other languages
English (en)
Inventor
Alistair Alan Alexander
David George Ware
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.)
International Standard Electric Corp
Original Assignee
International Standard Electric Corp
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 GB10856/56A external-priority patent/GB797123A/en
Application filed by International Standard Electric Corp filed Critical International Standard Electric Corp
Priority to FR835519A priority Critical patent/FR78247E/fr
Application granted granted Critical
Publication of FR78247E publication Critical patent/FR78247E/fr
Expired 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
    • H04B7/10—Polarisation diversity; Directional diversity
    • 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
    • H04B7/084—Equal gain combining, only phase adjustments
    • 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)
FR835519A 1953-04-22 1960-08-10 Circuits de réception radio en diversité pour ondes ultra-courtes Expired FR78247E (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR835519A FR78247E (fr) 1953-04-22 1960-08-10 Circuits de réception radio en diversité pour ondes ultra-courtes

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GB328282X 1953-04-22
US787095XA 1954-09-20 1954-09-20
GB10856/56A GB797123A (en) 1953-04-22 1956-04-10 Radio diversity receiving system
FR835519A FR78247E (fr) 1953-04-22 1960-08-10 Circuits de réception radio en diversité pour ondes ultra-courtes

Publications (1)

Publication Number Publication Date
FR78247E true FR78247E (fr) 1962-06-22

Family

ID=32329929

Family Applications (1)

Application Number Title Priority Date Filing Date
FR835519A Expired FR78247E (fr) 1953-04-22 1960-08-10 Circuits de réception radio en diversité pour ondes ultra-courtes

Country Status (1)

Country Link
FR (1) FR78247E (fr)

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