xPRACH Configuration

When customers add an xPRACH subframe configuration, all the other existing subframe configurations are set to off and can’t be turned on until the xPRACH configuration is off, we assume that xPRACH can’t be transmitted with other channels simultaneously.

1. xPRACH

Enable

Select/ deselect the Enable check box to enable/ disable the channel or signal in a radio frame.

Power Boosting

Range: -40 - 40

Default: 0

Set the additional power boosting for the channel.

Antenna Port

Set the antenna port on which the symbols will be generated into the waveform.

Configuration Index

Range: 0 - 3

Default: 0

Set the PRACH configuration index.

Preamble Format

Range: 0 - 1

Default: 0

Set the PRACH preamble format.

RACH Cyclic shift v

Range: 0 - 2 for format 0; 0 for format 1.

Default: 0

Set the RACH cyclic shift v.

RACH Zadoff-Chu Root u

Range: 0 - 1000

Default: 0

Set the RACH Zadoff-Chu Root u.

RACH subband index n_RACH

Range: 0 - 7

Default: 0

Set the RACH subband index n_RACH.

RACH Parameter f'

Range: 0 - 1

Default: 0

Set the RACH parameter f'.

Symbol Index l

Choice: 0,1 | 2,3 | 4,5 | 6,7 | 8,9 for format 0; 0,1 | 2,3| 4,5 | 6,7 for format 1.

Default: 0,1

Select the symbol index for RACH transmission.

2. Scheduling Request Collection

SR Transmit Control

Choice: Enabled | Disabled | Only.

Default: Enabled

Control the Scheduling Request in xPRACH.

SR Zadoff-Chu Root u

Range: 0 - 1000

Default: 0

Set the scheduling request Zadoff-Chu Root u.

SR Cyclic shift v

Range: 0 - 11.

Default: 0

Set the scheduling request cyclic shift v.

SR Parameter f'

Range: -1, 1

Default: 1

Set the scheduling request parameter f'.

SR subband index N_SR

Range: 0 - 7

Default: 0

Set the scheduling request subband index N_SR.

Related Topics

Subframe Configuration