Is a
Patent attributes
Patent Applicant
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Chih-Ming Sun
Hao-Che Liu
Yen-Po Chen
Yen-Chang Chu
Date of Patent
September 19, 2023
Patent Application Number
17235664
Date Filed
April 20, 2021
Patent Citations
Patent Citations Received
Patent Primary Examiner
Patent abstract
There is provided a force sensor including a substrate and a polymer material layer. The substrate has a circuit layout that includes a first electrode and a second electrode configured to form a capacitor therebetween. The polymer material layer covers at least on a space between the first electrode and the second electrode, and is used to change capacitance of the capacitor while being pressed. The force sensor is arranged inside a stem of an earphone for detecting the user input.
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