These settings control the PRACH preamble.
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1. General Settings |
2. Transmission Settings |
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This section defines the W-CDMA/HSPA+ PRACH's buttons. These buttons are available in all of the W-CDMA/HSPA+ Uplink's (PRACH) tree nodes.
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Restores all of the W-CDMA/HSPA+ channel's parameters to their default conditions. |
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Begins the PRACH transmission. This button is active when the PRACH Start Trigger Source is set to Trigger in the PRACH node. |
Range 0 to 15
Default: 0
Sets the signature code of PRACH Preamble for the single PRACH mode. Refer to the Multi PRACH Settings tab on the PRACH node for the signature on the Multiple PRACH mode.
Choice: 1 to 8388607 | Infinity
Default: 1
Sets the repetition number of the PRACH preamble. This value is clipped when <Number of Preamble> * <Power Ramp Step> exceeds 30 dB.
Indicates the repetition number of the PRACH preamble. The repetition number is fixed to 1 when the Multiple PRACH mode is on.
Indicates the initial preamble power. This value is calculated from Maximum Power, Power Ramp Step, and the Number of Preambles.
Indicates the initial preamble power for the multiple PRACH mode. This value is calculated from Maximum Power, Power Ramp Step, and the Number of Preambles.
Range: -144 to 30 (dB)
Default: 0 dB
Sets the maximum power of PRACH Preamble.
Range: -162.06 to 11.93 (dB)
Default: 0 dB
Sets the maximum power of PRACH Preamble for the multiple PRACH mode.
Range: 0 to 10 (dB)
Default: 0 dB
Sets the preamble power ramping level. This value is available when the number of Preambles is not "Infinity". This value is set to 0 when the number of Preambles is set to "Infinity".
Indicates the power ramping level of preambles. This value is fixed to 0.0 dB because only one preamble is allowed in the multiple PRACH mode.
Range: 1 to 60 (Access Slot)
Default: 3 Access Slots
Sets Tp-p (timing duration preamble to preamble in access slots).