Computer having multiple alarm function communication paths
US6473709B2 · kind B2 · utility
3Cited by
14References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 19, 2001 |
| Grant date | Oct 29, 2002 |
| Priority date | — |
| Expiry date | Jul 19, 2021 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F13/409
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A computer having a backplane and a motherboard disposed on the backplane along with expansion slots for receiving expansion cards. The backplane further having circuitry coupled thereto for performing an alarm function where the alarm circuitry is not coupled to a card occupying one of the expansion slots, instead the alarm circuitry is coupled to the backplane in a manner so that it is not directly under the supervision of the system processor on the motherboard. The alarm circuitry including processors which use the LON bus protocols for receiving and transmitting information relating to environmental conditions in the PC.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.