Barrier movement system including a combined keypad and voice responsive transmitter
US8471677B2 · kind B2 · utility
3Cited by
11References
22Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 25, 2001 |
| Grant date | Jun 25, 2013 |
| Priority date | — |
| Expiry date | Jul 17, 2026 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG07C2009/00928
- WIPO fieldControl
- WIPO sectorInstruments
Abstract
A keypad transmitter for mounting outside a controlled area which may respond to the voice or other biometric indicia of users by transmitting validatable codes to a controller of a barrier movement system. The keypad may be used to send a validatable code or it may be used in a learning operation of the voice responsive portion. The voice responsive portion includes speaker dependent voice analysis for some functions and speaker independent voice analysis for other functions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.