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. 20, 2022
Filed:
Jun. 30, 2021
Realtek Semiconductor Corporation, Hsinchu, TW;
Hou-Wei Lin, Hsinchu, TW;
Ying-Tsung Lin, Hsinchu, TW;
REALTEK SEMICONDUCTOR CORPORATION, Hsinchu, TW;
Abstract
An earphone case for storing and charging Bluetooth (BT) earphones includes: an earphone container for accommodating a pair of BT earphones; a BT circuit for communicating with the pair of BT earphones through BT communication after the pair of BT earphones is taken out; a microphone for receiving outside sound to generate a microphone signal after the pair of BT earphones is taken out; an audio circuit for generating an audio signal according to the microphone signal and providing the audio signal for the pair of BT earphones through the BT circuit in a predetermined mode; a user interface for generating a control signal according to user control after the pair of BT earphones is taken out, and providing the control signal for the pair of BT earphones through the BT circuit; and a control circuit for controlling the interaction between the earphone case and the pair of BT earphones.