GB2003328B - Multi-band transmission circuits - Google Patents

Multi-band transmission circuits

Info

Publication number
GB2003328B
GB2003328B GB7834008A GB7834008A GB2003328B GB 2003328 B GB2003328 B GB 2003328B GB 7834008 A GB7834008 A GB 7834008A GB 7834008 A GB7834008 A GB 7834008A GB 2003328 B GB2003328 B GB 2003328B
Authority
GB
United Kingdom
Prior art keywords
band transmission
transmission circuits
circuits
band
transmission
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
Application number
GB7834008A
Other languages
English (en)
Other versions
GB2003328A (en
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.)
Siemens AG
Original Assignee
Siemens AG
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 Siemens AG filed Critical Siemens AG
Publication of GB2003328A publication Critical patent/GB2003328A/en
Application granted granted Critical
Publication of GB2003328B publication Critical patent/GB2003328B/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/02—Transmitters
    • H04B1/04—Circuits
    • H04B1/0458—Arrangements for matching and coupling between power amplifier and antenna or between amplifying stages
    • 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
    • H01P5/18—Conjugate devices, i.e. devices having at least one port decoupled from one other port consisting of two coupled guides, e.g. directional couplers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/02—Transmitters
    • H04B1/04—Circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Transmitters (AREA)
  • Soft Magnetic Materials (AREA)
  • Suspension Of Electric Lines Or Cables (AREA)
  • Waveguide Switches, Polarizers, And Phase Shifters (AREA)
GB7834008A 1977-08-19 1978-08-21 Multi-band transmission circuits Expired GB2003328B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2737529A DE2737529B2 (de) 1977-08-19 1977-08-19 Weichenschaltung fur kurze und sehr kurze elektromagnetische Wellen

Publications (2)

Publication Number Publication Date
GB2003328A GB2003328A (en) 1979-03-07
GB2003328B true GB2003328B (en) 1982-03-17

Family

ID=6016848

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7834008A Expired GB2003328B (en) 1977-08-19 1978-08-21 Multi-band transmission circuits

Country Status (10)

Country Link
AT (1) AT372808B (no)
BE (1) BE869853A (no)
CH (1) CH631835A5 (no)
DE (1) DE2737529B2 (no)
DK (1) DK366478A (no)
FR (1) FR2400780A1 (no)
GB (1) GB2003328B (no)
IT (1) IT1097650B (no)
NL (1) NL7806932A (no)
NO (1) NO147658C (no)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8629529D0 (en) * 1986-12-10 1987-01-21 Gen Electric Co Plc Radio transmitter arrangements

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1546878A (en) * 1921-06-07 1925-07-21 Gen Electric Radio receiving system
FR1442904A (fr) * 1964-08-07 1966-06-17 Marconi Co Ltd Dispositif combinant les signaux à fréquence radio
GB1114153A (en) * 1964-08-07 1968-05-15 British Broadcasting Corp Improvements in and relating to the combining of radio frequency signals

Also Published As

Publication number Publication date
NO147658C (no) 1983-05-25
AT372808B (de) 1983-11-25
IT7826705A0 (it) 1978-08-11
GB2003328A (en) 1979-03-07
FR2400780B1 (no) 1983-05-06
DE2737529A1 (de) 1979-02-22
NO782790L (no) 1979-02-20
DK366478A (da) 1979-02-20
IT1097650B (it) 1985-08-31
FR2400780A1 (fr) 1979-03-16
NL7806932A (nl) 1979-02-21
DE2737529B2 (de) 1980-02-14
ATA599278A (de) 1983-03-15
NO147658B (no) 1983-02-07
CH631835A5 (de) 1982-08-31
BE869853A (fr) 1979-02-19

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee