Programmer for contact readable electronic control system and programming method therefor
US5815084A · kind A · utility
6Cited by
2References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 31, 1996 |
| Grant date | Sep 29, 1998 |
| Priority date | — |
| Expiry date | May 31, 2016 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T70/7068
- WIPO fieldControl
- WIPO sectorInstruments
Abstract
Programmers for an entry control system employ data carriers housing ROM chips. The ROM chips are affixed with unique elemental codes. A keypad addresses the chips in one-to-one correspondence with the keys to transmit the unique elemental codes to the programmable processor of the entry control system.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.