Skip to main content

Recently, Ministry of Internal Affairs and Communications announced its plan to shift Analog Land Mobile Radio into Digital on purpose to have efficiency use of spectrum in future, synchronizing with its Frequency Re-organization Project.

JRC has developed two kinds of Digital Radio Core Systems using 4-level FSK modulation and π/4-DQPSK modulation applicable for 360MHz - 390MHz band to meet the demand and has developed Radio System which applied it.

The radio system is to enable user to perform Vehicle Condition Management in real time in order to improve Safety and Efficiency.

In this documents, the safety control system for vehicles test courses and business efficiency system for Industry Plants are introduced as Solution of this Radio System which JRC has developed.

Shinobu Katayanagi
Gen Suganuma
Akio Matsuyama