The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 27, 2001
Filed:
Oct. 10, 1996
Herbert Meier, Moosburg, DE;
Texas Instruments Incorported, Dallas, TX (US);
Abstract
A road vehicle keyless entry system (,) having an in-vehicle communication processor (,) and a remote transponder (,) is provided. The communication processor (,) has a radio frequency receiver (,), a low frequency transmitter/receiver (,) and a controller (,) capable of encrypting and reading the signals sent and received by the low frequency transmitter/receiver (,). The transponder (,) has a radio frequency transmitter (,) that transmits a signal to the communication processor (,) upon receipt of a manual stimulus and a low frequency transmitter/receiver (,) capable of reading and responding to encrypted signals received from the communication processor (,).