STJグループ(株式会社サンテレコムジャパン、株式会社STJレンテック) Official site

Area coverage solution

By utilizing the optimal relay device, we will eliminate dead zones during business communications and building management/security.

High floors and underground levels often have poor radio signal reception, and depending on the operational methods, there may be cases where direct communication is not possible. Therefore, Santelecom Japan utilizes various relay devices to expand communication areas and solve these issues. Ensuring reliable communication methods is essential for improving operational efficiency as well as for security and safety reasons. 【Features】 - Connects areas with poor radio reception using various relay bases through an IP network, allowing for expanded communication areas and peace of mind. - Links adjacent buildings through a network, extending the usage area of existing equipment. For more details, please contact us or download the catalog.

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basic information

【Features】 ○ Provides a one-stop service that can accommodate any scene ○ Connects communication networks between rooftops and basements, expanding usable areas ○ Connects radios via an IP network to resolve dead zone issues ○ Builds communication networks at a lower cost than new installations by expanding existing facilities ● For more details, please contact us or download the catalog.

Price information

Please contact us.

Delivery Time

Model number/Brand name

STJ Group

Applications/Examples of results

【Usage】 ○ Buildings with areas where radio signals are difficult to reach, such as high floors or basements ○ Enclosed spaces like hotel banquet halls and conference facilities where wireless connections are hard to establish ○ Worksites such as tunnel construction or building sites where dead zones are likely to occur ○ Buildings that have become dead zones due to radio interference or being in the shadow of structures ● For more details, please contact us or download the catalog.

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