GB2237692B - Waveguide networks - Google Patents

Waveguide networks

Info

Publication number
GB2237692B
GB2237692B GB8924752A GB8924752A GB2237692B GB 2237692 B GB2237692 B GB 2237692B GB 8924752 A GB8924752 A GB 8924752A GB 8924752 A GB8924752 A GB 8924752A GB 2237692 B GB2237692 B GB 2237692B
Authority
GB
United Kingdom
Prior art keywords
waveguide networks
waveguide
networks
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 - Fee Related
Application number
GB8924752A
Other versions
GB2237692A (en
GB8924752D0 (en
Inventor
Jai Shankar Joshi
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.)
BAE Systems PLC
Original Assignee
British Aerospace PLC
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 British Aerospace PLC filed Critical British Aerospace PLC
Priority to GB8924752A priority Critical patent/GB2237692B/en
Publication of GB8924752D0 publication Critical patent/GB8924752D0/en
Priority to US07/552,193 priority patent/US5105170A/en
Priority to EP19900307715 priority patent/EP0409509A3/en
Priority to JP2185447A priority patent/JPH03117003A/en
Priority to GB9021928A priority patent/GB2237693B/en
Publication of GB2237692A publication Critical patent/GB2237692A/en
Application granted granted Critical
Publication of GB2237692B publication Critical patent/GB2237692B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P5/00—Coupling devices of the waveguide type
    • H01P5/12—Coupling devices having more than two ports
    • H01P5/16—Conjugate devices, i.e. devices having at least one port decoupled from one other port
GB8924752A 1989-07-15 1989-11-02 Waveguide networks Expired - Fee Related GB2237692B (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
GB8924752A GB2237692B (en) 1989-11-02 1989-11-02 Waveguide networks
US07/552,193 US5105170A (en) 1989-07-15 1990-07-13 Waveguide coupling networks
EP19900307715 EP0409509A3 (en) 1989-07-15 1990-07-13 Waveguide coupling network
JP2185447A JPH03117003A (en) 1989-07-15 1990-07-16 Waveguide network
GB9021928A GB2237693B (en) 1989-11-02 1990-10-09 Waveguide coupling networks

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8924752A GB2237692B (en) 1989-11-02 1989-11-02 Waveguide networks

Publications (3)

Publication Number Publication Date
GB8924752D0 GB8924752D0 (en) 1989-12-20
GB2237692A GB2237692A (en) 1991-05-08
GB2237692B true GB2237692B (en) 1994-02-09

Family

ID=10665615

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8924752A Expired - Fee Related GB2237692B (en) 1989-07-15 1989-11-02 Waveguide networks

Country Status (1)

Country Link
GB (1) GB2237692B (en)

Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2585173A (en) * 1948-07-01 1952-02-12 Raytheon Mfg Co Radio-frequency transmission line circuit
GB818450A (en) * 1954-07-09 1959-08-19 Sperry Rand Corp Microwave diplexer
GB820632A (en) * 1956-04-28 1959-09-23 Marie G R P Improvements in or relating to ultra-high frequency band separating filters
US2909655A (en) * 1957-03-19 1959-10-20 Westinghouse Electric Corp Combination mixer-duplexer
GB871383A (en) * 1958-08-01 1961-06-28 Gen Electric Co Ltd Improvements in or relating to radio direction finding systems
GB890846A (en) * 1959-07-02 1962-03-07 Ferranti Ltd Improvements relating to devices for producing micro-wave energy pulses of required time duration
GB929289A (en) * 1959-02-27 1963-06-19 Thomson Houston Comp Francaise Improvements relating to electrical duplexers
GB1005378A (en) * 1963-02-07 1965-09-22 Decca Ltd Improvements in or relating to directional aerial systems
GB1180714A (en) * 1967-06-27 1970-02-11 North American Rockwell A Crossed Guide Directional Coupler
EP0041877A1 (en) * 1980-06-10 1981-12-16 Thomson-Csf Microwave waveguide-coupler
GB2233831A (en) * 1989-07-15 1991-01-16 British Aerospace Waveguide coupling networks

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2585173A (en) * 1948-07-01 1952-02-12 Raytheon Mfg Co Radio-frequency transmission line circuit
GB818450A (en) * 1954-07-09 1959-08-19 Sperry Rand Corp Microwave diplexer
GB820632A (en) * 1956-04-28 1959-09-23 Marie G R P Improvements in or relating to ultra-high frequency band separating filters
US2909655A (en) * 1957-03-19 1959-10-20 Westinghouse Electric Corp Combination mixer-duplexer
GB871383A (en) * 1958-08-01 1961-06-28 Gen Electric Co Ltd Improvements in or relating to radio direction finding systems
GB929289A (en) * 1959-02-27 1963-06-19 Thomson Houston Comp Francaise Improvements relating to electrical duplexers
GB890846A (en) * 1959-07-02 1962-03-07 Ferranti Ltd Improvements relating to devices for producing micro-wave energy pulses of required time duration
GB1005378A (en) * 1963-02-07 1965-09-22 Decca Ltd Improvements in or relating to directional aerial systems
GB1180714A (en) * 1967-06-27 1970-02-11 North American Rockwell A Crossed Guide Directional Coupler
EP0041877A1 (en) * 1980-06-10 1981-12-16 Thomson-Csf Microwave waveguide-coupler
GB2233831A (en) * 1989-07-15 1991-01-16 British Aerospace Waveguide coupling networks

Also Published As

Publication number Publication date
GB2237692A (en) 1991-05-08
GB8924752D0 (en) 1989-12-20

Similar Documents

Publication Publication Date Title
GB8919824D0 (en) Communications system
EP0405830A3 (en) Fully shared communications network
EP0422782A3 (en) Communications architecture interface
AU6662990A (en) Networks
IL94395A0 (en) Semi-flexible double-ridge waveguide
EP0421352A3 (en) Optical attenuator
EP0410636A3 (en) An improved communications system
EP0436193A3 (en) Folded-path waveguide laser
GB2230406B (en) Telecommunication system
GB8912465D0 (en) Process unit networks
EP0409509A3 (en) Waveguide coupling network
EP0453146A3 (en) Ridge-trough waveguide
GB2237949B (en) Optical networks
GB8916264D0 (en) Waveguide coupling networks
GB2239365B (en) Optical network
GB8901467D0 (en) Communication arrangements
GB2228834B (en) Transmission networks
GB8911848D0 (en) Waveguide switch
GB8919315D0 (en) Communications system
GB2237692B (en) Waveguide networks
GB2260665B (en) Communications
GB8904782D0 (en) Optical coupler
GB2237693B (en) Waveguide coupling networks
GB2282734B (en) Communications system
GB8905181D0 (en) Transmission networks

Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19951102