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Agilent Technologies E4428C User Manual

Agilent Technologies E4428C
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Contents
xvii
Selecting the PRACH and Single PRACH Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .462
Selecting a Rear Panel Output Trigger . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .462
Generating the Baseband Signal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .463
Setting Up the E4440A PSA for the PRACH Signal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .463
Modifying the PRACH Physical and Transport Layers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .464
Viewing the Modified PRACH Signal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .468
Generating the AICH for the PRACH Message Transmission . . . . . . . . . . . . . . . . . . . . . . . . . . .468
Viewing the PRACH Message Using an AICH Trigger . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .471
Using the AICH Feature with a Base Transceiver Station . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .472
Multiple PRACH Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .474
Understanding the 80 ms Transmission/Time Period . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .474
Understanding the Power Offset Between the Carrier and the Multiple PRACH . . . . . . . . . . . .477
Setting Up a Multiple PRACH Signal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .479
Configuring the RF Output . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .479
Selecting the PRACH and Multiple PRACH Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .480
Selecting the Rear Panel Output Trigger. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .480
Generating the Baseband Signal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .481
Configuring the PRACH Code Setup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .481
Configuring the PRACH Power Setup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .487
Configuring the PRACH Timing Setup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .490
Viewing a Multiple PRACH Signal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .495
Connecting the ESG to a Base Station . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .496
Overload Testing with Multiple PRACHs—Multiple ESGs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .497
Connecting the ESG to the Base Transceiver Station . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .499
Configuring the ESGs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .500
Setting Up the LF Output as the PRACH Start Trigger Signal. . . . . . . . . . . . . . . . . . . . . . . . . . .503
DPCH . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .504
Generating a DPCCH/DPDCH with a Reference Measurement Channel . . . . . . . . . . . . . . . . . .504
Configuring the E4440A PSA for Viewing the DPCCH/DPDCH Output . . . . . . . . . . . . . . . . . .505
Modifying the DPCCH/DPDCH Physical and Transport Layers . . . . . . . . . . . . . . . . . . . . . . . . .506
Configuring the E4440A PSA for Viewing Additive Noise . . . . . . . . . . . . . . . . . . . . . . . . . . . . .510
Adding Noise. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .510
Using the Transmit Power Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .513
Compressed Mode Single Transmission Gap Pattern Sequence (TGPS) Overview . . . . . . . . . . . .517
Setting Up Compressed Mode for a Single TGPS Transmission . . . . . . . . . . . . . . . . . . . . . . . . . . .519
Equipment Setup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .519
Configuring the RF Output . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .519
Accessing the W-CDMA Modulation Format and Selecting Uplink . . . . . . . . . . . . . . . . . . . . . .520

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Agilent Technologies E4428C Specifications

General IconGeneral
BrandAgilent Technologies
ModelE4428C
CategoryInverter
LanguageEnglish

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