Title:
DISASTER PREVENTION CHARACTER DISPLAY SYSTEM
Document Type and Number:
Japanese Patent JP2022187463
Kind Code:
A
Abstract:
To provide a disaster prevention character display system which can transmit character information and is easily used even in a disaster.SOLUTION: A disaster prevention character display system 1 comprises a distribution terminal 10 equipped with a communication section 110 which can originate notification information including character information with the use of a radio communication technique of LPWA (Low Power Wide Area); and reception terminals 20 each of which is equipped with a communication section 210 which can receive the notification information originated from the distribution terminal 10 with the use of the radio communication technique of LPWA, and a display section 230 which displays the character information in the notification information received by the communication section 210.SELECTED DRAWING: Figure 1
Inventors:
EGASHIRA MICHIO
Application Number:
JP2021208823A
Publication Date:
December 19, 2022
Filing Date:
December 23, 2021
Export Citation:
Assignee:
RHYTHM CO LTD
International Classes:
G08B25/04; G08B23/00; G08B25/10; H04B1/16; H04H20/59; H04H60/13
Attorney, Agent or Firm:
Patent Attorney Corporation Cosmo International Patent Office