GB2003328B - Multi-band transmission circuits - Google Patents
Multi-band transmission circuitsInfo
- 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
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)
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)
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)
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 |
-
1977
- 1977-08-19 DE DE2737529A patent/DE2737529B2/de not_active Ceased
-
1978
- 1978-06-27 NL NL7806932A patent/NL7806932A/xx not_active Application Discontinuation
- 1978-07-21 CH CH788678A patent/CH631835A5/de not_active IP Right Cessation
- 1978-08-08 FR FR7823358A patent/FR2400780A1/fr active Granted
- 1978-08-11 IT IT26705/78A patent/IT1097650B/it active
- 1978-08-16 NO NO782790A patent/NO147658C/no unknown
- 1978-08-17 AT AT0599278A patent/AT372808B/de not_active IP Right Cessation
- 1978-08-18 BE BE189975A patent/BE869853A/xx unknown
- 1978-08-18 DK DK366478A patent/DK366478A/da unknown
- 1978-08-21 GB GB7834008A patent/GB2003328B/en not_active Expired
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 |