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:
Sep. 03, 2019
Filed:
Jul. 11, 2017
GM Global Technology Operations Llc, Detroit, MI (US);
Timothy J. Talty, Beverly Hills, MI (US);
Cynthia D. Baringer, Malibu, CA (US);
Mohiuddin Ahmed, Moorpark, CA (US);
Jongchan Kang, Moorpark, CA (US);
Yen-Cheng Kuan, Malibu, CA (US);
James Chingwei Li, Simi Valley, CA (US);
Emilio A. Sovero, Thousand Oaks, CA (US);
GM GLOBAL TECHNOLOGY OPERATIONS LLC, Detrodit, MI (US);
Abstract
A method and apparatus for dynamically modifying filter characteristics of a Delta-Sigma modulator to accommodate for Doppler shift. A transceiver in a wireless cellular communication system for adapt to changes in the RF carrier frequency for maintaining signal integrity by applying a pilot tone in calibration to determine a frequency shift response for a bandpass filter. During operation, the system is operative to determine a Doppler shift and to shift the bandpass filter in response.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile