BE477481A - - Google Patents

Info

Publication number
BE477481A
BE477481A BE477481DA BE477481A BE 477481 A BE477481 A BE 477481A BE 477481D A BE477481D A BE 477481DA BE 477481 A BE477481 A BE 477481A
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 of BE477481A publication Critical patent/BE477481A/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/14—Relay systems
    • H04B7/15—Active relay systems
    • H04B7/155—Ground-based stations
    • H04B7/17—Ground-based stations employing pulse modulation, e.g. pulse code modulation
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S1/00—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith
    • G01S1/02—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith using radio waves
BE477481D 1944-05-05 BE477481A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US534284A US2421017A (en) 1944-05-05 1944-05-05 Communication and guiding system

Publications (1)

Publication Number Publication Date
BE477481A true BE477481A (xx)

Family

ID=24129435

Family Applications (3)

Application Number Title Priority Date Filing Date
BE477481D BE477481A (xx) 1944-05-05
BE474663D BE474663A (xx) 1944-05-05
BE482468D BE482468A (xx) 1944-05-05

Family Applications After (2)

Application Number Title Priority Date Filing Date
BE474663D BE474663A (xx) 1944-05-05
BE482468D BE482468A (xx) 1944-05-05

Country Status (5)

Country Link
US (1) US2421017A (xx)
BE (3) BE482468A (xx)
CH (2) CH283937A (xx)
ES (1) ES178737A1 (xx)
GB (2) GB604445A (xx)

Families Citing this family (46)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2732548A (en) * 1956-01-24 Electronic system for correlating
US2626348A (en) * 1945-08-08 1953-01-20 Westinghouse Electric Corp Airborne radio relay and broadcast system
GB587351A (en) * 1943-09-15 1947-04-23 Frederick Calland Williams Improvements in or relating to radio navigation systems
BE480685A (xx) * 1944-04-29
US2471416A (en) * 1944-05-05 1949-05-31 Standard Telephones Cables Ltd Radio communicating system
BE474059A (xx) * 1944-08-25
US2532719A (en) * 1944-10-16 1950-12-05 John H Homrighous Dimensional radio communication system
US2523295A (en) * 1945-06-07 1950-09-26 Farnsworth Res Corp Airways navigational system
US2531393A (en) * 1945-06-08 1950-11-28 Burnight T Robert Electronic coordinating system
US2523748A (en) * 1946-01-29 1950-09-26 Bell Telephone Labor Inc Carrier telegraph system
BE471236A (xx) * 1946-02-15
US2481516A (en) * 1946-03-22 1949-09-13 Lance R Jacobsen Mobile telephone system
US2535107A (en) * 1946-04-19 1950-12-26 Panoramic Radio Corp Navigational system
US2672607A (en) * 1946-06-10 1954-03-16 Jr James H Mulligan System for suppressing unwanted recognition signals
US2649540A (en) * 1946-07-08 1953-08-18 John H Homrighous Multiplex radiophone communication system
US2637022A (en) * 1947-01-16 1953-04-28 Radio Industrie Sa Communication system between two stations linked by television
NL139323B (nl) * 1947-03-19 Ici Ltd Werkwijze voor het polymeriseren van alkenen-1.
US2525815A (en) * 1947-03-20 1950-10-17 Raymond G Lloyd System of radio aids for aerial navigation
US2608684A (en) * 1947-03-29 1952-08-26 Standard Telephones Cables Ltd Radio navigation system
US2579591A (en) * 1947-04-19 1951-12-25 Westinghouse Electric Corp Relay system
US2588916A (en) * 1948-02-02 1952-03-11 Gen Railway Signal Co Navigational system for airways traffic control
US2588930A (en) * 1947-04-22 1952-03-11 Gen Railway Signal Co Airway traffic control system
US2623208A (en) * 1947-06-16 1952-12-23 Wallace Traffic control system
US2524776A (en) * 1947-07-02 1950-10-10 Standard Telephones Cables Ltd Pulse time modulation repeater system
US2631194A (en) * 1947-07-22 1953-03-10 Int Standard Electric Corp Telecommunication system
US2490061A (en) * 1947-07-31 1949-12-06 United Air Lines Inc Radio-wire communication system
US2636166A (en) * 1947-09-10 1953-04-21 Rca Corp Bearing deviation indication system
US2502317A (en) * 1947-09-30 1950-03-28 Rca Corp Radio navigation
US2534844A (en) * 1947-11-26 1950-12-19 Panoramic Radio Corp Gated triple synchrometric system
US2666198A (en) * 1948-03-15 1954-01-12 Wallace Synchrometric radar system
US2980903A (en) * 1948-03-19 1961-04-18 Goodyear Aircraft Corp Radar-command system of time coded pulses
US2572235A (en) * 1948-03-30 1951-10-23 Bell Telephone Labor Inc Multichannel intermodulation interference reduction radio communication system
US2514436A (en) * 1948-06-18 1950-07-11 Luis W Alvarez Airway monitoring and control system
GB651604A (xx) * 1948-09-09
US2642524A (en) * 1948-11-04 1953-06-16 Gen Electric Co Ltd Radio communication system
US2800651A (en) * 1948-11-30 1957-07-23 Rca Corp Radio beacon
US2781509A (en) * 1948-11-30 1957-02-12 Rca Corp Side-lobe rejection circuit for pulse radar system
US2678437A (en) * 1949-04-27 1954-05-11 Gen Railway Signal Co Air traffic control system
US2571386A (en) * 1949-09-16 1951-10-16 Rca Corp Early warning relay system
US2918532A (en) * 1955-02-25 1959-12-22 Itt Multiplex transmission system
USRE24590E (en) * 1952-04-07 1959-01-20 parker
US2887659A (en) * 1955-07-26 1959-05-19 Bendix Aviat Corp Signal network
US2904674A (en) * 1956-11-29 1959-09-15 Bell Telephone Labor Inc Radiant energy highway communication system with controlled directive antenna
US3539924A (en) * 1967-10-12 1970-11-10 Bell Telephone Labor Inc Zoned mobile radio telephone system
JPH0530000A (ja) * 1991-07-18 1993-02-05 Fujitsu Ltd 移動体通信方式
US7973730B2 (en) * 2006-12-29 2011-07-05 Broadcom Corporation Adjustable integrated circuit antenna structure

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2322225A (en) * 1939-07-29 1943-06-22 Carl J Crane Aircraft automatic take-off, flight, and landing

Also Published As

Publication number Publication date
CH281168A (fr) 1952-02-29
CH283937A (fr) 1952-06-30
GB625478A (en) 1949-06-28
GB604445A (en) 1948-07-05
US2421017A (en) 1947-05-27
BE482468A (xx)
BE474663A (xx)
ES178737A1 (es) 1947-09-01

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