AT438230T
Double-talk and path change detection using a matrix of correlation coefficients
Abstract
This record has no abstract on file.
Term
Term ended
Expired 10 January 2022, 4.7 years ago.
- Priority
- Filed
- Granted
- Expired
- Today
19 members in 12 offices
Priority claims2
| Document | Office | Kind | Date |
|---|---|---|---|
| 0100674 | United Kingdom | A | |
| 0200038 | Canada | W |
Members19
| Document | Office | Kind | |
|---|---|---|---|
| GB2371191A | United Kingdom | A | |
| CA2402511A1 | Canada | A1 | |
| WO02056496A2 | World Intellectual Property Organization (WIPO) | A2 | |
| AU2002229429A1 | Australia | A1 | |
| US2002126834A1 | United States of America | A1 | |
| WO02056496A3 | World Intellectual Property Organization (WIPO) | A3 | |
| KR20020086632A | Republic of Korea | A | |
| TW548907B | Taiwan Province of China | B | |
| EP1350339A2 | European Patent Office (EPO) | A2 | |
| CN1455989A | China | A | |
| JP2004517579A | Japan | A | |
| GB2371191B | United Kingdom | B | |
| US6944288B2 | United States of America | B2 | |
| CN1230994C | China | C | |
| EP1350339B1 | European Patent Office (EPO) | B1 | |
| AT438230TThis record | Austria | T | |
| ATE438230T1 | Austria | T1 | |
| DE60233108D1 | Germany | D1 | |
| CA2402511C | Canada | C |
1 legal event, as the office reported them to INPADOC
Events
| Event | Code | |
|---|---|---|
| Ceased as to paragraph 5 lit. 3 law introducing patent treatiesCeasedRER | RER |
Numbers
- Application
- 2710709
Titles2
- German
- GEGENSPRECH- UND ECHOPFADVERÄNDERUNGSDETEKTION MIT HILFE EINER MATRIX VON KORRELATIONSKOEFFIZIENTEN
- English
- INTERCOM AND CHROMIUM CHANGE DETECTION WITH THE HELP OF A MATRIX OF CORRELATION COEFFICIENT
Classification
- CPC, 2
- H04B3/234
- H04B3/20
- IPC, 2
- H04B3 23
- H04M1 00