BE528237A - - Google Patents

Info

Publication number
BE528237A
BE528237A BE528237DA BE528237A BE 528237 A BE528237 A BE 528237A BE 528237D A BE528237D A BE 528237DA BE 528237 A BE528237 A BE 528237A
Authority
BE
Belgium
Application number
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.)
Publication date
Publication of BE528237A publication Critical patent/BE528237A/xx
Priority claimed from GB10856/56A external-priority patent/GB797123A/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
    • H04B7/10—Polarisation diversity; Directional diversity
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J7/00—Automatic frequency control; Automatic scanning over a band of frequencies
    • H03J7/18—Automatic scanning over a band of frequencies
    • H03J7/30—Automatic scanning over a band of frequencies where the scanning is accomplished by mechanical means, e.g. by a motor
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Radio Transmission System (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Toys (AREA)
  • Channel Selection Circuits, Automatic Tuning Circuits (AREA)
  • Selective Calling Equipment (AREA)
  • Mobile Radio Communication Systems (AREA)
BE528237D 1953-04-22 BE528237A (de)

Applications Claiming Priority (3)

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

Publications (1)

Publication Number Publication Date
BE528237A true BE528237A (de) 1900-01-01

Family

ID=32329556

Family Applications (1)

Application Number Title Priority Date Filing Date
BE528237D BE528237A (de) 1953-04-22

Country Status (6)

Country Link
US (2) US2854568A (de)
BE (1) BE528237A (de)
CH (2) CH328282A (de)
DE (1) DE971592C (de)
FR (4) FR1104805A (de)
GB (3) GB734545A (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2979613A (en) * 1958-08-26 1961-04-11 Itt Radio diversity receiving system
US3037113A (en) * 1959-10-12 1962-05-29 Motorola Inc Control system
GB932808A (en) * 1960-09-30 1963-07-31 Gen Electric Co Ltd Improvements in or relating to electric signal combining arrangements
FR2077969B1 (de) * 1970-02-27 1973-10-19 Thomson Csf
US4075566A (en) * 1972-03-30 1978-02-21 Catv Components Co. Co-channel interference suppression apparatus
DE2912087C2 (de) * 1979-03-27 1982-06-24 Siemens AG, 1000 Berlin und 8000 München Antenne mit einem unerwünschte Nullstellen aufweisenden Diagramm
US4293955A (en) * 1980-03-17 1981-10-06 Telex Communications, Inc. Diversity reception system

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2042831A (en) * 1934-05-28 1936-06-02 Rca Corp Receiving system
DE669326C (de) * 1935-12-28 1938-12-22 Telefunken Gmbh Anordnung zur Erzielung selbsttaetiger Regelungen in Empfaengern
US2375223A (en) * 1939-08-24 1945-05-08 Univ Leland Stanford Junior Dielectric guide signaling
US2448866A (en) * 1944-01-14 1948-09-07 Rca Corp Diversity receiving system
FR992116A (fr) * 1944-05-12 1951-10-15 Radio Electr Soc Fr Perfectionnements aux liaisons radio-électriques
NL75109C (de) * 1944-10-05
US2499967A (en) * 1945-10-06 1950-03-07 Colonial Radio Corp Push-button tuning signal-seeking receiver
US2499584A (en) * 1945-10-15 1950-03-07 Belmont Radio Corp Signal-seeking tuner
US2629816A (en) * 1948-03-16 1953-02-24 Int Standard Electric Corp Diversity system
US2624834A (en) * 1949-09-29 1953-01-06 Rca Corp Diversity frequency shift reception
US2678385A (en) * 1951-04-16 1954-05-11 Rca Corp Diversity receiver
US2786133A (en) * 1953-03-05 1957-03-19 Motorola Inc Diversity receiving system

Also Published As

Publication number Publication date
FR1138803A (fr) 1957-06-20
GB787095A (en) 1957-12-04
FR67714E (fr) 1958-03-18
GB882988A (en) 1961-11-22
CH353776A (de) 1961-04-30
US2854568A (en) 1958-09-30
CH328282A (de) 1958-02-28
DE971592C (de) 1959-02-26
FR1104805A (fr) 1955-11-24
US2844716A (en) 1958-07-22
FR71464E (fr) 1960-01-05
GB734545A (en) 1955-08-03

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