Secure key fob
US10244390B2 · kind B2 · utility
0Cited by
10References
25Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 16, 2015 |
| Grant date | Mar 26, 2019 |
| Priority date | — |
| Expiry date | Apr 27, 2036 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L2209/80
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
Systems, apparatuses, and methods relating to operating a security system are described. In one embodiment a method may include receiving at a receiving unit a protected signal sent from a portable transmitter, the receiving unit in communication with a security system panel, assessing at least one characteristic of the protected signal, modifying at least one characteristic of the protected signal based at least in part on the assessing, and comparing the protected signal to a stored signal after the modifying.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.