<?xml version="1.0" encoding="UTF-8"?>
<tsduck>
  <_descriptors>

    <ISDB_terrestrial_delivery_system_descriptor
        area_code="uint12, required"
        guard_interval="1/32|1/16|1/8|1/4, required"
        transmission_mode="2k|4k|8k|mode1|mode2|mode3, required">
      <!-- More than one frequency in case of MFN -->
      <frequency value="FrequencyHz, required"/>
    </ISDB_terrestrial_delivery_system_descriptor>

  </_descriptors>
</tsduck>
