DE2730746C2 - - Google Patents
Info
- Publication number
- DE2730746C2 DE2730746C2 DE2730746A DE2730746A DE2730746C2 DE 2730746 C2 DE2730746 C2 DE 2730746C2 DE 2730746 A DE2730746 A DE 2730746A DE 2730746 A DE2730746 A DE 2730746A DE 2730746 C2 DE2730746 C2 DE 2730746C2
- Authority
- DE
- Germany
- 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
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
- H03H7/38—Impedance-matching networks
- H03H7/40—Automatic matching of load impedance to source impedance
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH764377A CH621218A5 (US08087162-20120103-C00010.png) | 1977-06-22 | 1977-06-22 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE2730746A1 DE2730746A1 (de) | 1979-01-11 |
DE2730746C2 true DE2730746C2 (US08087162-20120103-C00010.png) | 1987-05-14 |
Family
ID=4328313
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19772730746 Granted DE2730746A1 (de) | 1977-06-22 | 1977-07-07 | Verfahren zur automatischen senderanpassung an eine antenne |
Country Status (7)
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5822348Y2 (ja) * | 1979-06-21 | 1983-05-13 | 株式会社 フジソク | 整合装置 |
US4311972A (en) * | 1980-01-21 | 1982-01-19 | Rockwell International Corporation | High speed antenna coupler |
DE3269408D1 (en) * | 1981-09-10 | 1986-04-03 | Patented Devices Pty Ltd | Cable testing |
FR2517493A1 (fr) * | 1981-11-27 | 1983-06-03 | Thomson Csf | Dispositif de detection d'impedance optimum de charge d'anode d'un emetteur a tube dans une chaine d'emission haute frequence |
JPS59108346U (ja) * | 1983-01-13 | 1984-07-21 | 八重洲無線株式会社 | 送信機の自動調整回路 |
US4480178A (en) * | 1983-04-04 | 1984-10-30 | At&T Information Systems | Tuning arrangement for interfacing credit card-like device to a reader system |
FR2545281B1 (fr) * | 1983-04-27 | 1986-03-14 | Applic Rech Electronique | Procede et dispositif pour la poursuite automatique de l'accord d'une antenne boucle hf |
JPS6084018A (ja) * | 1983-10-14 | 1985-05-13 | Yaesu Musen Co Ltd | オ−トアンテナチユ−ナ |
US5375256A (en) * | 1991-09-04 | 1994-12-20 | Nec Corporation | Broadband radio transceiver |
GB9308168D0 (en) * | 1993-04-20 | 1993-06-02 | Madge Network Limited | Impedance matching |
US5424691A (en) * | 1994-02-03 | 1995-06-13 | Sadinsky; Samuel | Apparatus and method for electronically controlled admittance matching network |
US20150116162A1 (en) | 2013-10-28 | 2015-04-30 | Skycross, Inc. | Antenna structures and methods thereof for determining a frequency offset based on a differential magnitude |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB955223A (en) * | 1961-08-30 | 1964-04-15 | Siemens Ag | Automatic control device for a radio transmitter |
US3355667A (en) * | 1965-12-16 | 1967-11-28 | Collins Radio Co | Automatically tuned coupled resonant circuits |
US3443231A (en) * | 1966-04-27 | 1969-05-06 | Gulf General Atomic Inc | Impedance matching system |
CH527517A (de) * | 1970-07-17 | 1972-08-31 | Zellweger Uster Ag | Verfahren und Vorrichtung zur automatischen Impedanz-Anpassung, insbesondere zur Anpassung einer Antenne an eine gegebene Impendanz |
US3959746A (en) * | 1973-10-17 | 1976-05-25 | International Telephone And Telegraph Corporation | Automatic antenna coupler tuning control circuit |
-
1977
- 1977-06-22 CH CH764377A patent/CH621218A5/de not_active IP Right Cessation
- 1977-07-07 DE DE19772730746 patent/DE2730746A1/de active Granted
- 1977-07-29 FR FR7724125A patent/FR2395648A1/fr active Granted
-
1978
- 1978-05-23 YU YU1228/78A patent/YU44299B/xx unknown
- 1978-05-23 GB GB21620/78A patent/GB1581743A/en not_active Expired
- 1978-06-19 US US05/916,539 patent/US4209758A/en not_active Expired - Lifetime
- 1978-06-20 JP JP53074822A patent/JPS6050085B2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS548909A (en) | 1979-01-23 |
US4209758A (en) | 1980-06-24 |
CH621218A5 (US08087162-20120103-C00010.png) | 1981-01-15 |
GB1581743A (en) | 1980-12-17 |
DE2730746A1 (de) | 1979-01-11 |
YU44299B (en) | 1990-06-30 |
FR2395648A1 (fr) | 1979-01-19 |
FR2395648B1 (US08087162-20120103-C00010.png) | 1982-04-23 |
JPS6050085B2 (ja) | 1985-11-06 |
YU122878A (en) | 1982-10-31 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
OAM | Search report available | ||
OC | Search report available | ||
8110 | Request for examination paragraph 44 | ||
D2 | Grant after examination | ||
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |