AT382175T
RF Transponder and method of tuning its frequency
Abstract
An RF transponder (10) comprising a coil (14) and at least a first body field influencing (16) disposed within the coil (14), characterized in that further comprises at least one second influencing body field (17) arranged within the coil (14) which is movable relative to the first body field influencing (16) to change the combined surface areas of said bodies (16) and (17) influencing the field, to adjust the impedance of said coil (14).
Term
No projected expiry on record.
- Priority
- Filed
- Granted
- Today
9 members in 5 offices
Priority claims1
| Document | Office | Kind | Date |
|---|---|---|---|
| 89986904 | United States of America | A |
Members9
| Document | Office | Kind | |
|---|---|---|---|
| EP1622070A1 | European Patent Office (EPO) | A1 | |
| US2006022830A1 | United States of America | A1 | |
| US7307535B2 | United States of America | B2 | |
| EP1622070B1 | European Patent Office (EPO) | B1 | |
| AT382175TThis record | Austria | T | |
| DE602005003990D1 | Germany | D1 | |
| ES2297656T3 | Spain | T3 | |
| DE602005003990T2 | Germany | T2 | |
| US2008311868A1 | United States of America | A1 |
2 legal events, as the office reported them to INPADOC
Over the term
Point at a mark for the eventEvents
| Event | Code | |
|---|---|---|
| Ceased due to non-payment of the annual feeCeasedREN | REN | |
| Publication of translation of european patent specificationUEP | UEP |
Numbers
- Application
- 5405448
Titles2
- German
- RF TRANSPONDER UND VERFAHREN ZUR FREQUENZABSTIMMUNG
- English
- RF TRANSPONDER AND METHOD FOR FREQUENCY MATCHING
Classification
- CPC, 5
- G06K19/047
- G06K19/0726
- G06K19/07749
- G06K19/07779
- G06K19/07781
- IPC, 1
- G06K19 077