Multiprotocol directed infrared communication controller
US5557634A · kind A · utility
42Cited by
2References
30Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 14, 1994 |
| Grant date | Sep 17, 1996 |
| Priority date | — |
| Expiry date | Oct 14, 2014 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L27/0008
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A directed infrared (IR) communication controller which supports interoperability among protocols and which can communicate at baud rates of up to 2.34 Mbps while supporting the IRDA standard as well as Sharp's 500 KHz ASK, NRZI, and Biphase modulated IR systems. A method for automatically determining which type of infrared signal is being received is also described.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.