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:
Mar. 10, 2020
Filed:
Sep. 13, 2016
D&m Holdings, Inc., Kanagawa, JP;
Koji Maeda, Kanagawa, JP;
D&M Holdings, Inc., Kanagawa, JP;
Abstract
[Problem] In the case where an audio signal of the same source is output from a plurality of speakers, the speakers are adjusted so that the audio signals become optimal at a listening position. [Solution] Processing in which an audio signal output from a wireless speakeris collected by a microphone of a controllercarried by a listener and a delay time is measured that is the difference between an output time of the audio signal from the wireless speakerand an input time of the audio signal to the microphone of the controlleris performed on a plurality of the wireless speakersthat output an audio signal of the same source, and the delay times of the audio signals from these respective wireless speakersare measured. Output timings of these respective wireless speakersare adjusted on the basis of these delay times.