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RFmx LTE C API Reference Manual

Table of Contents
  • niRFmxLTE.h
Table of Contents

RFmxLTE_CfgDownlinkSynchronizationSignal

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  • Updated2025-04-08
  • 1 minute(s) read
    • RFmx LTE/LTE-Advanced
    • API Reference
    • C

Configures the synchronization signal power relative to the cell-specific reference signal.
Use "carrier<k>" or "subblock<n>/carrier<k>" as the selector string to configure this function.

Syntax

int32 __stdcall RFmxLTE_CfgDownlinkSynchronizationSignal(niRFmxInstrHandle instrumentHandle, char selectorString[], float64 pssPower, float64 sssPower)

Parameters

NameDirectionTypeDescription
instrumentHandle[in]niRFmxInstrHandle

This parameter specifies the RFmx session refnum. Instrument Handle In is obtained from the RFmxInstr_Initialize function.

selectorString[in]char

This parameter specifies a Selector String comprising of the signal name, subblock number and carrier number. If you do not specify the signal name, the default signal instance is used. The default value is "subblock0/carrier0".
Example:
"subblock0/carrier0"
"signal::sig1/subblock0/carrier0"
You can use the RFmxLTE Build Carrier String function to build the selector string.

pssPower[in]float64

This parameter specifies the power of the primary synchronization signal (PSS) relative to the power of the cell-specific reference signal. This value is expressed in dB. The default value is 0.

sssPower[in]float64

This parameter specifies the power of the secondary synchronization signal (SSS) relative to the power of the cell-specific reference signal. This value is expressed in dB. The default value is 0.

Returns

Returns the status code of this operation. The status code either indicates success or describes an error or warning condition. Examine the status code from each call to an RFmx function to determine if an error has occurred.

To obtain a text description of the status code and additional information about the error condition, call the RFmxLTE_GetError function.

The general meaning of the status code is as follows:

Value

Meaning

0

Success

Positive Values

Warnings

Negative Values

Errors

Parent topic: Downlink

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