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:
Apr. 17, 2018
Filed:
Jun. 08, 2017
Contela, Inc., Seongnam-si, KR;
Thinkl Inc., Seongnam-si, KR;
Sung Kuk Choi, Yongin-si, KR;
Byoung Wook Park, Gwacheon-si, KR;
CONTELA, INC., Seongnam-si, KR;
THINKI INC., Seongnam-si, KR;
Abstract
A calling device for calling and communicating with a driver of a vehicle with a low power by using a Low Power Wide Area Network (LPWAN) such as a LoRa communication network and a calling method thereof are disclosed. The calling device according to the invention may be installed in a vehicle and transmit/receive data to/from a management server through the LPWAN. The calling device transmits a calling message to a driver terminal by recognizing a user's tapping, touching, etc., and when the driver confirms the calling message, display to the caller that the driver confirms the calling message. In addition, the calling device also allows the caller to call the driver directly by displaying the driver phone number if the driver does not confirm the calling message in time.