Telecommunication Division


DKK applies electromagnetic waves to radio waves and energy and has developed and grown on a solid foundation of its own unique technology.

Research and Development

DKK is at all times involved in research and development activities leading to the next generation. Here, we present some of our activities.


These are just some of the facilities supporting the technology of the Telecommunication Division.

Seismic and Deterioration / Diagnostic Technologies

Here we present some of the DKK's technologies related to maintenance and aftermarket services.

Related Infomation

Business Offices

Information about DKK's business offices.

Corporate Data

Business and financial information.

  • Business and Products
  • Telecommunication Division
  • Products
  • Technology
  • Research and Development
  • Facilities
  • Seismic Diagnostic Technology / Deterioration Diagnostic Technology
  • Network in Japan and Overseas
  • Frequencies Supported
  • Usage Scenarios
  • Radio Frequency Division