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:
Nov. 07, 2023
Filed:
Feb. 28, 2020
Nippon Telegraph and Telephone Corporation, Tokyo, JP;
Takuo Kanamitsu, Musashino, JP;
Nippon Telegraph and Telephone Corporation, Tokyo, JP;
Abstract
A communication transmission device is provided with an input sound level detection unit for dividing, per unit time, sound data of a predetermined period of time and converting the sound data into a bit string according to whether or not a sound level thereof exceeds a predetermined threshold value, an arithmetic processing unit for performing predetermined arithmetic processing on the sound data an output sound level detection unit for dividing, per the unit time, sound data of the predetermined period of time after the arithmetic processing and converting the sound data into a bit string according to whether or not a sound level thereof exceeds the predetermined threshold value, and a comparison determination unit for determining whether or not a sound failure has occurred on the basis of a predetermined logic by which the bit string before the arithmetic processing and the bit string after the arithmetic processing are compared.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile