IntraCell Non-AMR TCHH-TCHF Ho Pathloss Threshold

Parameter Name

IntraCell Non-AMR TCHH-TCHF Ho Pathloss Threshold

Description

If the non-AMR full-rate speech path loss is larger than or equal to this threshold, the MS meets the conditions for non-AMR TCHF-TCHH handover.

When the MS path loss is larger than the path loss threshold, the MS meets the conditions for TCHH-TCHF handover. This parameter, together with the ATCB threshold and receive quality threshold, determines the TCHH-TCHF handover.

GUI Value Range

[0,255]

Default Value

103

Unit

None

Step

-

Modification Rules

None

Configuration Policy

If this parameter is set too large, the MSs at the edge of a cell cannot meet the conditions for TCHH-TCHF handover and still stay in TCHHs, which causes unnecessary deterioration of speech quality.

If this parameter is set too small, only the MSs at the center of a cell can be handed over to TCHHs and thus the network congestion cannot be alleviated.

Recommended Value

103

Parameter Relationship

None

BSC Feature

None

Parameter Class

Parameters About Radio Resources

Caution

This parameter can be configured only when HO Control Switch is set to HO Algorithm II; this parameter is invalid when HO Control Switch is set to HO Algorithm I.


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