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:
Jan. 30, 2024
Filed:
Jun. 20, 2019
Applicant:
Lg Electronics Inc., Seoul, KR;
Inventor:
Woojin Choi, Seoul, KR;
Assignee:
LG ELECTRONICS INC., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G10L 15/20 (2006.01); G10L 15/22 (2006.01); G10L 21/0264 (2013.01); G10L 25/06 (2013.01); H04R 3/04 (2006.01); H04R 29/00 (2006.01);
U.S. Cl.
CPC ...
G10L 15/20 (2013.01); G10L 15/22 (2013.01); G10L 21/0264 (2013.01); G10L 25/06 (2013.01); H04R 3/04 (2013.01); H04R 29/001 (2013.01); G10L 2015/223 (2013.01);
Abstract
A display device including an external device interface configured to connect the display device to an external speaker; a microphone configured to receive a microphone signal; and a controller configured to: transmit an inaudible test signal to the external speaker to measure a signal delay between the external speaker and the display device, and extract a voice signal by removing an acoustic signal output from the external speaker from the microphone signal based on the measured signal delay.