BE583632A - Système combineur en diversité à post-détection. - Google Patents

Système combineur en diversité à post-détection.

Info

Publication number: BE583632A
Authority: BE; Belgium
Prior art keywords: post; diversity combiner; combiner system; detection diversity; detection
Prior art date: 1958-08-26

Application number

BE583632A

Other languages

English (en)

Inventor

R T Adams

B M Mindes

Z G Lyon

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.)

1958-08-26

Filing date

1959-10-15

Publication date

1960-04-15

1959-10-15 Application filed by Bell Telephone Mfg filed Critical Bell Telephone Mfg

1960-04-15 Publication of BE583632A publication Critical patent/BE583632A/fr

Links

238000001514 detection method Methods 0.000 title 1

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
- H04B7/084—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
- 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
- H04B7/0885—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 combination
- 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
- H04B7/12—Frequency diversity

Landscapes

Engineering & Computer Science (AREA)
Computer Networks & Wireless Communication (AREA)
Signal Processing (AREA)
Radio Transmission System (AREA)

BE583632A 1958-08-26 1959-10-15 Système combineur en diversité à post-détection. BE583632A (fr)

Applications Claiming Priority (4)

Application Number	Priority Date	Filing Date	Title
US757264A US2979613A (en)	1958-08-26	1958-08-26	Radio diversity receiving system
US767547A US3013151A (en)	1958-08-26	1958-10-16	Post-detection diversity combining system
US780812A US3029338A (en)	1958-08-26	1958-12-16	Diversity combining system
US789287A US3045114A (en)	1958-08-26	1959-01-27	Diversity combining system

Publications (1)

Publication Number	Publication Date
BE583632A true BE583632A (fr)	1960-04-15

Family

ID=27419501

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
BE582000A BE582000A (fr)	1958-08-26	1959-08-26	Systèmes de réception radio en diversité
BE583632A BE583632A (fr)	1958-08-26	1959-10-15	Système combineur en diversité à post-détection.

Family Applications Before (1)

Application Number	Title	Priority Date	Filing Date
BE582000A BE582000A (fr)	1958-08-26	1959-08-26	Systèmes de réception radio en diversité

Country Status (6)

Country	Link
US (4)	US2979613A (fr)
BE (2)	BE582000A (fr)
DE (1)	DE1285576B (fr)
DK (1)	DK104004C (fr)
FR (6)	FR1223689A (fr)
GB (4)	GB911611A (fr)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3150254A (en) *	1960-05-02	1964-09-22	Litton Systems Inc	Comparator
US3187257A (en) *	1960-05-16	1965-06-01	Nippon Electric Co	Frequency-(or phase)-modulation intermediate-frequency combining reception system
US3178514A (en) *	1960-09-14	1965-04-13	Rca Corp	Dynamic limiter for stereophonic broadcast receiver
US3173095A (en) *	1960-12-15	1965-03-09	Honeywell Inc	Compensated signal amplifying system
US3296534A (en) *	1962-09-25	1967-01-03	Trw Inc	High-phase stability coherent radio signal receiver
US3333063A (en) *	1962-10-01	1967-07-25	Ampex	Signal demodulating and combining circuit for wideband reproducing systems
US3308380A (en) *	1962-11-13	1967-03-07	Trw Inc	Phase-stable receiver
US3311832A (en) *	1963-03-29	1967-03-28	James H Schrader	Multiple input radio receiver
GB1023053A (en) *	1963-09-13	1966-03-16	Secr Aviation	Improvements in or relating to receivers for an aircraft landing system
US3310742A (en) *	1963-11-22	1967-03-21	Sichak Associates	Frequency diversity transmitting system
US3341778A (en) *	1964-03-20	1967-09-12	Hugh L Dryden	Optimum pre-detection diversity receiving system
FR88081E (fr) *	1964-10-16	1966-01-07	Thomson Houston Comp Francaise	Perfectionnements aux récepteurs d'ondes radioélectriques modulées en fréquence
US3462554A (en) *	1966-01-14	1969-08-19	Motorola Inc	Transmission system utilizing independent diversity reception on plural sideband components
US3593147A (en) *	1969-03-04	1971-07-13	Itt	Equal gain diversity receiving system with squelch
US4611212A (en) *	1981-09-14	1986-09-09	Itt Corporation	Field component diversity antenna and receiver arrangement
JPS59230334A (ja) *	1983-06-13	1984-12-24	Fujitsu Ltd	空間ダイバ−シチ受信方式
ZW18386A1 (en) *	1985-09-06	1988-04-13	Ici Australia Ltd	Antenna device
DE10040299A1 (de) *	2000-08-17	2002-02-28	Deutsche Telekom Ag	Funkübertragungsverfahren und Einrichtung hierzu

Family Cites Families (29)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2735003A (en) *		1956-02-14		Receiver for multiplex signals
US1636115A (en) *	1924-03-29	1927-07-19	Electroluix Servel Corp	Refrigerating apparatus of the absorption type
GB307894A (en) *	1928-03-15	1930-01-30	Marconi Wireless Telegraph Co	Improvements in or relating to radio receiving systems
US1747221A (en) *	1928-12-11	1930-02-18	American Telephone & Telegraph	Automatic selection of receiving channels
US1948671A (en) *	1931-08-22	1934-02-27	American Telephone & Telegraph	Radiotransmission without distortion
US2070418A (en) *	1933-05-19	1937-02-09	Rca Corp	Multiplex cable code telegraphy with diversity reception
US2027022A (en) *	1934-01-13	1936-01-07	Rca Corp	Fading elimination
US2269594A (en) *	1939-03-18	1942-01-13	Rca Corp	Modulation of wire and radio transmission by frequency variation
US2253867A (en) *	1940-08-23	1941-08-26	Rca Corp	Diversity receiving system
US2375126A (en) *	1943-05-08	1945-05-01	Bell Telephone Labor Inc	Diversity radio receiver
US2549423A (en) *	1943-09-22	1951-04-17	Rca Corp	Reduction of selective fading distortion
US2413543A (en) *	1943-09-22	1946-12-31	Rca Corp	Reduction of selective fading distortion
FR992116A (fr) *	1944-05-12	1951-10-15	Radio Electr Soc Fr	Perfectionnements aux liaisons radio-électriques
US2511014A (en) *	1944-06-19	1950-06-13	Floyd V Schultz	Diversity receiving combination
US2570431A (en) *	1945-02-01	1951-10-09	Rca Corp	Radio receiving system
BE471813A (fr) *	1946-03-12
US2513803A (en) *	1948-01-29	1950-07-04	Rca Corp	Receiver and diversity receiver system
US2629816A (en) *	1948-03-16	1953-02-24	Int Standard Electric Corp	Diversity system
US2520188A (en) *	1948-03-24	1950-08-29	Mackay Radio & Telegraph Co	Diversity reception employing frequency shift keying
NL84753C (fr) *	1950-02-14
US2691726A (en) *	1950-10-03	1954-10-12	Siemens Ag	Circuit arrangement for adjusting the frequency during the operation of diversity receiver systems
US2786133A (en) *	1953-03-05	1957-03-19	Motorola Inc	Diversity receiving system
BE528237A (fr) *	1953-04-22	1900-01-01
US2775701A (en) *	1954-03-19	1956-12-25	Bell Telephone Labor Inc	Frequency controlled oscillation system
US2899548A (en) *	1955-04-22	1959-08-11		channel
US2903576A (en) *	1955-09-29	1959-09-08	Itt	Diversity receiving combining system
BE551313A (fr) *	1955-09-16
US2835800A (en) *	1955-11-14	1958-05-20	James R Day	Diversity receiving system
US2855506A (en) *	1956-02-29	1958-10-07	Mackay Radio & Telegraph Co	Automatic frequency control circuit for frequency shift radio telegraphy

1958
- 1958-08-26 US US757264A patent/US2979613A/en not_active Expired - Lifetime
- 1958-10-16 US US767547A patent/US3013151A/en not_active Expired - Lifetime
- 1958-12-16 US US780812A patent/US3029338A/en not_active Expired - Lifetime
1959
- 1959-01-27 US US789287A patent/US3045114A/en not_active Expired - Lifetime
- 1959-02-26 FR FR787741A patent/FR1223689A/fr not_active Expired
- 1959-08-21 GB GB28646/59A patent/GB911611A/en not_active Expired
- 1959-08-26 DE DEI16893A patent/DE1285576B/de active Pending
- 1959-08-26 FR FR803598A patent/FR76248E/fr not_active Expired
- 1959-08-26 BE BE582000A patent/BE582000A/fr unknown
- 1959-10-09 GB GB34267/59A patent/GB904069A/en not_active Expired
- 1959-10-10 DK DK361559AA patent/DK104004C/da active
- 1959-10-14 FR FR807465A patent/FR76569E/fr not_active Expired
- 1959-10-15 BE BE583632A patent/BE583632A/fr unknown
- 1959-12-11 GB GB42205/59A patent/GB904070A/en not_active Expired
- 1959-12-16 FR FR813211A patent/FR76885E/fr not_active Expired
1960
- 1960-01-22 GB GB2395/60A patent/GB912212A/en not_active Expired
- 1960-01-26 FR FR816712A patent/FR77119E/fr not_active Expired
- 1960-11-08 FR FR843300A patent/FR79134E/fr not_active Expired

Also Published As

Publication number	Publication date
GB912212A (en)	1962-12-05
US2979613A (en)	1961-04-11
FR1223689A (fr)	1960-06-20
GB904069A (en)	1962-08-22
US3045114A (en)	1962-07-17
US3013151A (en)	1961-12-12
FR76885E (fr)	1961-12-15
DE1285576B (de)	1968-12-19
FR76569E (fr)	1961-11-10
FR77119E (fr)	1962-01-19
GB911611A (en)	1962-11-28
BE582000A (fr)	1960-02-26
US3029338A (en)	1962-04-10
GB904070A (en)	1962-08-22
FR76248E (fr)	1961-09-29
DK104004C (da)	1966-03-21
FR79134E (fr)	1962-10-26

Publication	Publication Date	Title
BE578900A (fr)	1959-11-21	Système transporteur.
BE584883A (fr)	1960-03-16	Ressorts équilibrés de traction.
BE583632A (fr)	1960-04-15	Système combineur en diversité à post-détection.
BE582539A (nl)	1959-12-31	Communicatiestelsel.
BE578916A (fr)	1959-11-23	Système de réception en diversité.
BE597677A (fr)	1961-06-01	Système de diversité.
FR1153634A (fr)	1958-03-19	Système télégraphique à réception en diversité
OA00109A (fr)	1966-01-15	3,4-dichloroanilides herbicides.
BE585365A (nl)	1960-04-01	Antennestelsel.
BE575672A (fr)	1959-05-29	Système teléphonique.
FR1545M (fr)	1962-10-29	11-oxygéno-progestérone-3,20-dioximes.
BE600988A (fr)	1961-09-07	Système de réception en diversité
DK96297C (da)	1963-06-24	Køleanlæg.
BE585504A (fr)	1960-04-01	Chargeur à alvéoles.
BE580561A (fr)	1959-11-03	Appuie-dos.
DK92935C (da)	1962-03-05	Mejetærsker.
FR1275363A (fr)	1961-11-03	Système de diversité
BE587403R (fr)	1960-05-30	Système thermo-électrique.
MC67A1 (fr)	1958-12-12	Discothèque perfectionnée.
GR21358B (el)	1960-11-09	Συστημα κεραιας.
DK89576C (da)	1960-08-22	Mejetærsker.
GR18470B (el)	1958-02-11	Κινητικον συστημα μεταφορεων.
BE580236A (fr)	1959-10-16	Noueur.
BE596204A (fr)	1961-02-15	Décolleteuse à betteraves.
DK90556C (da)	1961-03-13	Seleklemme.