DL Burst#

To access the DL burst editing window.

Expand MAC-Downlink in the tree view and click the DL Burst# you want to edit.
or
Click MAC-Downlink in the tree view to display all previously added bursts in the right pane. Double-click in the first column of the burst that you want to edit.

The window displays the DL burst parameters in the top pane and buttons for adding and configuring MAC PDUs in the bottom pane.

1. Downlink Burst

Rate ID

Use this cell to select the burst modulation and coding rate type for all MAC PDUs in the burst.

Midamble Insertion

Use this cell to insert a short preamble/midamble (1 OFDM symbol) prior to the burst. This affects entries in the DLFP, DL-MAP, and DCD for the burst. The software automatically sets the DIUC when the frame is generated.

Occupied OFDM Symbols

This cell tracks the number of symbols used in OFDM generation including the preamble symbol if selected. You cannot edit this cell.

DL MAC PDU

	adds a MAC PDU to the selected burst. When you add MAC PDUs (maximum eight) to a burst, a data grid displays some of the parameters that you can edit by clicking each cell. To edit a full set of MAC PDU parameters, see Editing Tip. Editing Tip: Double-click in the first column of the MAC PDU# or click on the MAC PDU# in the tree view that you wish to edit. This displays the MAC PDU editing window. To return to the burst window, click the corresponding burst in the tree view. For parameter definitions, see MAC PDU.
	deletes a previously added MAC PDU.
	adds a MAC PDU that has the same configuration as the currently selected burst.
	swaps the currently selected burst with the one above it or just below it in the table for that link.

Related Website

IEEE 802.16-2004 standard