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. 16, 2024
Filed:
Dec. 06, 2019
Sichuan Guangsheng Iot Technology Co., Ltd., Chengdu High-tech Zone, CN;
Yunjiang Rao, Chengdu High-tech Zone, CN;
Bing Han, Chengdu High-tech Zone, CN;
Jingfeng Long, Chengdu High-tech Zone, CN;
SICHUAN GUANGSHENG IOT TECHNOLOGY CO., LTD., Chengdu High-Tech Zone, CN;
Abstract
The present invention relates to an intelligent fiber optical distributed acoustic sensing (FODAS) system and method based on an artificial intelligence (AI) chip, belonging to the field of distributed optical fiber sensing technologies. The system comprises a light source, a modulator, an optical amplifier, a sensing part, a data processor, a photoelectric detector, and an alarm unit, where the data processor is specifically an AI chip; the light source, the modulator, the optical amplifier and port a of a circulator are connected in sequence, port b of the circulator is connected to an optical fiber, port c of the circulator is connected to the photoelectric detector, an output end of a detector is connected to the data processor, an output end of the data processor is connected to the alarm unit; and the data processor receives external acoustic signals and extracts amplitude and frequency features of the external acoustic signals to identify the type. The present invention can collect the external acoustic signals and identify the signal type thereof, and has important application value in the fields of perimeter security, disaster warning, geological exploration, and the like.