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. 21, 2017
Filed:
Dec. 14, 2016
Beken Corporation, Shanghai, CN;
Weifeng Wang, Shanghai, CN;
Guodong Wang, Shanghai, CN;
BEKEN CORPORATION, Shanghai, CN;
Abstract
An electronic toll collection receiver, comprising: an enveloping module configured to envelope an amplitude modulation (AM) signal; an averaging module connected to the enveloping module, configured to obtain an average value of the enveloped AM signal; a direct current blocking module connected to the enveloping module and the averaging module, configured to eliminate the average value from the enveloped AM signal; a comparing module connected to the direct current blocking module, configured to compare the average value and each of amplitude values of the enveloped AM signal; a correcting module connected to the comparing module and the directing current blocking module, configured to correct output values from the comparing module; and a decoder module connected to the correcting module, configured to decode the corrected output values from the correcting module.