Multi-brand universal remote control
US4866434A · kind A · utility
199Cited by
7References
7Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 22, 1988 |
| Grant date | Sep 12, 1989 |
| Priority date | — |
| Expiry date | Dec 22, 2008 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG08C2201/92
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A multi-brand universal remote control handunit stores compressed device control codes to make efficient use of the available memory space. In addition to storing data pointers to pairs of pulse off and pulse burst components of a transmission, the memory also stores data indicative of several characteristics of transmissions within a given brand of device to be controlled.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.