Identification system and method for recognizing any one of a number of different types of devices
US7890284B2 · kind B2 · utility
26Cited by
30References
58Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 19, 2003 |
| Grant date | Feb 15, 2011 |
| Priority date | — |
| Expiry date | Nov 24, 2028 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04R2420/05
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An identification system and method for recognizing a device as one of a plurality of different types of devices connected to at least one terminal of an information handling system includes supplying a test signal to a device in a test mode; measuring an electrical characteristic of the device in response to the test signal being applied to the device in the test mode; and matching a representation of the electrical characteristic of the device with representations of the electrical characteristics of the plurality of devices for recognizing the device connected to the terminal as one of the plurality of different devices.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.