Title:
BROADCAST WIRELESS SYSTEM, AND PUBLIC-ADDRESS SLAVE STATION AND SIGNAL PROCESSING DEVICE FOR BROADCAST WIRELESS SYSTEM
Document Type and Number:
Japanese Patent JP2023150748
Kind Code:
A
Abstract:
To provide a broadcast wireless system capable of correctly transmitting audio to a resident, and a public-address slave station and a signal processing device for the broadcast wireless system.SOLUTION: A broadcast wireless system according to an embodiment of the present invention comprises a master station facility, and at least one public-address slave station installed outdoors, and broadcasts loudspeaker information including an audio signal distributed from the master station facility to the public-address slave station from the public-address slave station. The master station facility has a transmission unit for transmitting the audio signal and environmental information including data related to at least one of a temperature, a humidity, and a weather of a location where the master station facility or the public-address slave station is installed to the public-address slave station. The public-address slave station has: a receiver for receiving the audio signal and the environmental information; a loudspeaker for reproducing the audio signal; and a signal processing device for correcting the audio signal based on the environmental information so that an evaluation index relating to clarity of the audio reproduced by the loudspeaker becomes a predetermined reference value.SELECTED DRAWING: Figure 1
Inventors:
NAKAGAWARA KEITARO
NAKATANI YUTAKA
SATO HAYATO
NAKATANI YUTAKA
SATO HAYATO
Application Number:
JP2022060003A
Publication Date:
October 16, 2023
Filing Date:
March 31, 2022
Export Citation:
Assignee:
FUJITSU GENERAL LTD
International Classes:
G08B27/00; G08B23/00; H03G5/16; H04H20/59; H04H60/13; H04R27/00
Attorney, Agent or Firm:
Patent Attorney Corporation Minami Aoyama International Patent Office