CMU200 射频测试使用操作培训 —— WCDMA手机测试篇

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        CMU200 是德国罗德-施瓦茨（Rohde-Schwarz，R&S）生产的手机综测仪，可以用于GSM、WCDMA、CDMA2000 等各种制式的射频性能测试。CMU200和Agilent 8960是手机研发设计和生产过程中最常用的两款综测仪，对于手机射频工程师和测试工程师，掌握CMU200的使用操作是必不可少的工作技能要求。
        现在，本站推出CMU200使用操作培训教程套装，可以帮助有志于成为手机射频工程师和测试工程师快速学习掌握CMU200的使用。套装中关于WCDMA手机射频测试操作培训包含以下教程：

        01. CMU200 WCDMA 手机测试步骤
        02. CMU200 HSDPA 手机测试步骤
        03. WCDMA RF measurements with CMU200
        04. CMU200 Operating Manual for WCDMA Mobile Tests

01. CMU200 WCDMA 手机测试步骤

        R&S 中国培训中心编写的使用CMU200测试WCDMA手机射频指标的中文教程，详细介绍了3GPP规范TS34.121中规定的WCDMA手机每项射频指标测试的具体操作步骤。包括：
        发射机测试项目：
        5.2 Maximum Output Power
        5.3 Frequency Error
        5.4 Output Power Dynamics in the Uplink
        – 5.4.1 Open Loop Power Control in the Uplink
        – 5.4.2 Inner Loop Power Control in the Uplink
        – 5.4.3 Minimum Output Power
        5.5 Transmit ON/OFF Time mask
        5.7 Power setting in uplink compressed mode
        5.8 Occupied Bandwidth(OBW)
        5.9 Spectrum emission mask
        5.10 Adjacent Channel Leakage Power Ratio(ACLR)
        5.11 Spurious Emissions
        5.13 Transmit Modulation
        – 5.13.1 Error Vector Magnitude(EVM)
        – 5.13.2 Peak code domain error
        – 5.13.3 UE phase discontinuity
        – 5.13.4 PRACH preamble quality
        接收机测试项目：
        6.2 Reference Sensitivity Level
        6.3 Maximum Input Level
        Performance requirements
        7.2.1 Demodulation of Dedicated Channel (DCH)

02. CMU200 HSDPA 手机测试步骤

        R&S 中国培训中心编写的使用CMU200测试HSDPA手机射频指标的中文教程，详细介绍了3GPP规范TS34.121中规定的HSDPA相关各项射频指标测试的具体操作步骤。包括：
        发射机测试项目：
        5.2A Maximum Output Power with HS-DPCCH (Release 5 only)
        5.7A HS-DPCCH
        5.9A Spectrum Emission Mask with HS-DPCCH
        5.10A Adjacent Channel Leakage Power Ratio (ACLR) with HSDPCCH
        5.13.1A Error Vector Magnitude (EVM) with HS-DPCCH
        接收机测试项目：
        6.3A Maximum Input Level for HS-PDSCH Reception (16QAM)
        Performance requirements
        9.3.1 Single Link Performance - AWGN Propagation Conditions

03. WCDMA RF measurements with CMU200

        R&S培训中心关于WCDMA基础及其射频性能测试的培训教材，英文原版，具体内容如下：
        1. Introduction into WCDMA measurements with CMU200
        2. 3GPP measurement recommendations
        3. WCDMA Tx power measurements
                3.1. Code Domain Power, CDP
                3.2. Power function group
                        3.2.1. Max–Min Power
                        3.2.2. OFF Power
                        3.2.3. Transmit Power Control, TPC
                        3.2.4. Inner loop power measurements
                        3.2.5. Power versus slot
                        3.2.6. Open loop power
        4. Modulation quality measurements
                4.1. Theoretic review QPSK + 2*BPSK
                4.2. Modulation measurements in WCDMA
                4.3. QPSK / WCDMA switch
                4.4. Phase discontinuity
        5. Spectrum measurements
                5.1. Adjacent Channel Leakage Ration, ACLR
                5.2. ACLR filter measurements
                5.3. ACLR FFT/OBW
                5.4. SEM
        6. Rx quality measurements
                6.1. Loop modes
                6.2. Bit Error Rate, BER
                6.3. Block Error Rate, BLER
                6.4. Data Block Error Rate, DBLER
                6.5. Different loop modes for receiver quality measurements
                6.6. Measurement report window

04. CMU200 Operating Manual for WCDMA Mobile Tests—— 727页PDF

        The present operating manual describes the application of the WCDMA UE function. It gives comprehensive information about the installation of the software, about manual as well as remote control of the instrument. Typical measurement tasks are explained in detail using the functions of the graphical user interface and a selection of program examples.
        The manual is organized as follows:
        Chapter 1 Describes the steps necessary for installing the software and putting the instrument into operation.
        Chapter 2 Gives an introduction to the application of the CMU for WCDMA TX measurements and presents typical measurement examples.
        Chapter 3 Gives an overview of the user interface and describes the concepts of measurement control and instrument configuration.
        Chapter 4 Represents the reference chapter providing detailed information on all functions of the user interface and their application.
        Chapter 5 Describes the basics of remote control of the instrument for WCDMA TX measurements.
        Chapter 6 Lists all remote control commands for WCDMA TX measurements. At the end of the chapter the commands are grouped together according to their function (measurement groups or configurations) and sorted in alphabetical order.
        Chapter 7 Contains program examples for selected applications.
        Chapter 8 Describes the HSDPA option including the HSDPA downlink generator, HSDPA signalling, and HSDPA measurements.
        Chapter 9 Describes option WCDMA Application Testing including the RLC BLER measurement for evaluating the data throughput.　

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