BE578916A - Système de réception en diversité. - Google Patents

Système de réception en diversité.

Info

Publication number
BE578916A
BE578916A BE578916A BE578916A BE578916A BE 578916 A BE578916 A BE 578916A BE 578916 A BE578916 A BE 578916A BE 578916 A BE578916 A BE 578916A BE 578916 A BE578916 A BE 578916A
Authority
BE
Belgium
Prior art keywords
reception system
diversity reception
diversity
reception
Prior art date
Application number
BE578916A
Other languages
English (en)
Inventor
R T Adams
Original Assignee
Bell Telephone Mfg
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 Bell Telephone Mfg filed Critical Bell Telephone Mfg
Publication of BE578916A publication Critical patent/BE578916A/fr

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B7/00Radio transmission systems, i.e. using radiation field
    • H04B7/02Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/08Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0837Diversity 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
    • H04B7/084Equal gain combining, only phase adjustments
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B7/00Radio transmission systems, i.e. using radiation field
    • H04B7/02Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/08Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0837Diversity 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
    • H04B7/0842Weighted combining
    • H04B7/0865Independent 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)
BE578916A 1958-05-22 1959-05-22 Système de réception en diversité. BE578916A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US737172A US2975275A (en) 1958-05-22 1958-05-22 Combining system for diversity communication systems

Publications (1)

Publication Number Publication Date
BE578916A true BE578916A (fr) 1959-11-23

Family

ID=24962860

Family Applications (1)

Application Number Title Priority Date Filing Date
BE578916A BE578916A (fr) 1958-05-22 1959-05-22 Système de réception en diversité.

Country Status (5)

Country Link
US (1) US2975275A (fr)
BE (1) BE578916A (fr)
CH (1) CH375760A (fr)
FR (3) FR1237738A (fr)
GB (1) GB973418A (fr)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3036210A (en) * 1959-11-02 1962-05-22 Space General Corp Electronically scanning antenna empolying plural phase-locked loops to produce optimum directivity
US3187257A (en) * 1960-05-16 1965-06-01 Nippon Electric Co Frequency-(or phase)-modulation intermediate-frequency combining reception system
GB932808A (en) * 1960-09-30 1963-07-31 Gen Electric Co Ltd Improvements in or relating to electric signal combining arrangements
US3394374A (en) * 1961-08-11 1968-07-23 Packard Bell Electronics Corp Retrodirective antenna array
US3383599A (en) * 1963-02-07 1968-05-14 Nippon Electric Co Multiple superheterodyne diversity receiver employing negative feedback
US3987445A (en) * 1963-02-11 1976-10-19 Fales Iii David Oblique scatter object detection and location system
US3311832A (en) * 1963-03-29 1967-03-28 James H Schrader Multiple input radio receiver
FR1368258A (fr) * 1963-06-19 1964-07-31 Csf Perfectionnements aux interféromètres à corrélation de phase
FR1449700A (fr) * 1965-05-21 1966-05-06 Thomson Houston Comp Francaise Perfectionnements aux systèmes de réception de signaux radioélectriques très faibles
JPS5515124B1 (fr) * 1969-09-22 1980-04-21
US3568197A (en) * 1969-12-05 1971-03-02 Nasa Antenna array phase quadrature tracking system
US3798547A (en) * 1972-12-29 1974-03-19 Bell Telephone Labor Inc Approximate cophasing for diversity receivers
US3883870A (en) * 1973-12-17 1975-05-13 Hughes Aircraft Co System for phase aligning parallel signal processing channels
US4000466A (en) * 1975-05-22 1976-12-28 Iowa State University Research Foundation, Inc. Apparatus for time-interval measurement
US4555807A (en) * 1983-08-08 1985-11-26 Sanders Associates, Inc. Apparatus and method for channel identification
ZW18386A1 (en) * 1985-09-06 1988-04-13 Ici Australia Ltd Antenna device
US4805229A (en) * 1987-01-09 1989-02-14 Scientific-Atlanta, Inc. Diversity combiner
JPH03213021A (ja) * 1990-01-18 1991-09-18 Fujitsu Ltd Sd受信装置
DE4108933A1 (de) * 1991-03-19 1992-09-24 Blaupunkt Werke Gmbh Ukw-autoradio

Family Cites Families (4)

* 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
US2089409A (en) * 1936-04-14 1937-08-10 Bell Telephone Labor Inc Phase correcting means and method
NL84753C (fr) * 1950-02-14
US2713606A (en) * 1952-04-18 1955-07-19 Rca Corp Color television systems

Also Published As

Publication number Publication date
GB973418A (en) 1964-10-28
FR79703E (fr) 1963-01-11
FR79625E (fr) 1962-12-28
US2975275A (en) 1961-03-14
FR1237738A (fr) 1960-08-05
CH375760A (de) 1964-03-15

Similar Documents

Publication Publication Date Title
BE578900A (fr) Système transporteur.
BE582539A (nl) Communicatiestelsel.
BE578916A (fr) Système de réception en diversité.
BE583632A (fr) Système combineur en diversité à post-détection.
BE597677A (fr) Système de diversité.
BE586691A (nl) Signaalontvanger.
FR1236217A (fr) Système de radiogoniométrie
BE585365A (nl) Antennestelsel.
BE591914A (fr) Système téléphonique à concentrateurs de lignes.
FR1251045A (fr) Système de radar
BE612346A (fr) Système de tricotage.
FR1244163A (fr) Système de radar
DK109522C (da) Radionavigationsanlæg, samt modtager og sendeanlæg dertil.
BE575672A (fr) Système teléphonique.
BE580403A (fr) Système de communication par code
FR1225118A (fr) Système télégraphique
BE600988A (fr) Système de réception en diversité
FR1235974A (fr) Système de détermination de distance
GB834979A (en) Diversity receiver system
FR1275363A (fr) Système de diversité
BE608278A (fr) Système de radar.
BE577501A (fr) Antenne.
FR1280868A (fr) Système de transmission radioélectrique
BE597454A (fr) Assemblage de récepteur.
FR1169373A (fr) Système de réception de télévision