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

    <cell_list_descriptor>
      <!-- One per cell -->
      <cell cell_id="uint16, required"
            cell_latitude="int16, required"
            cell_longitude="int16, required"
            cell_extent_of_latitude="uint12, required"
            cell_extent_of_longitude="uint12, required">
        <!-- One per subcell -->
        <subcell cell_id_extension="uint8, required"
                 subcell_latitude="int16, required"
                 subcell_longitude="int16, required"
                 subcell_extent_of_latitude="uint12, required"
                 subcell_extent_of_longitude="uint12, required"/>
      </cell>
    </cell_list_descriptor>

  </_descriptors>
</tsduck>
