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:
Jul. 23, 2019
Filed:
Jul. 06, 2016
Doosan Heavy Industries & Construction Co., Ltd., Changwon-si, Gyeongsangnam-do, KR;
Doosan Heavy Industries Construction Co., Ltd, Gyeongsangnam-do, KR;
Abstract
A system for detecting exit and entry for an interest region for automatically detecting entry and exit for an object in an interest region that is disclosed includes a wireless position sensor attached to an object to set an identification number and for transmitting a beacon having the identification number at a certain period, a wireless terminal for receiving the beacon from the wireless position sensor, extracting the identification number included in the beacon, and detecting entry and exit for the object using the extracted number of times of the identification number during a predetermined certain time and a Received Signal Strength Indicator (RSSI) of the beacon, a server system for receiving entry and exit detection information for the object from the wireless terminal.