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. 15, 2020
Filed:
Apr. 10, 2019
Cirrus Logic International Semiconductor Ltd., Edinburgh, GB;
Jonathan Taylor, London, GB;
ChunFeng Gu, Shanghai, CN;
Cirrus Logic, Inc., Austin, TX (US);
Abstract
A device () for connection to an audio accessory () comprising: a jack socket () for connection to a jack plug () of the audio accessory (), a ground connection to a first socket contact () which is positioned to mate with a ground return pole of the plug (). The jack socket () comprises a second contact () also positioned to mate with the ground return pole of the plug (). Driver amplifiers () comprise an input coupled to the second contact () and are configured to superimpose a signal present at the second contact () onto received speaker signal. It may achieve reducing the crosstalk which could distort or blur the stereo image.