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. 25, 2018
Filed:
Nov. 10, 2016
John Michael Kasha, Simi Valley, CA (US);
John Michael Kasha, Simi Valley, CA (US);
Kai Technologies, Inc., Simi Valley, CA (US);
Abstract
A portable sound enhancement module for interconnection between a stereo signal source and a sound generator such as stereo headphones, includes an audio driver with a positive left input, a negative left input, a positive right input and a negative right input, the positive right input and the positive left input of the audio driver and the negative left signal and the negative right signal source are coupled to ground. The positive left signal is coupled to the negative left input and the positive right signal is coupled to the negative right input. The enhancement module includes a battery, a charger and a programmable controller. The controller sets the amplification level for the audio driver, indicates the state of the battery charge and turns the enhancement module on and off in response to predefined criteria. The sound generator is coupled to receive the right output signal and the left output signal from the enhancement module and generate enhanced sound in accordance with the invention.