CMU200 射頻測(cè)試使用操作培訓(xùn) —— CDMA手機(jī)測(cè)試篇

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        CMU200 是德國(guó)羅德-施瓦茨（Rohde-Schwarz，R&S）生產(chǎn)的手機(jī)綜測(cè)儀，可以用于GSM、WCDMA、CDMA2000 等各種制式的射頻性能測(cè)試。CMU200和Agilent 8960是手機(jī)研發(fā)設(shè)計(jì)和生產(chǎn)過(guò)程中最常用的兩款綜測(cè)儀，對(duì)于手機(jī)射頻工程師和測(cè)試工程師，掌握CMU200的使用操作是必不可少的工作技能要求。
        現(xiàn)在，本站推出CMU200使用操作培訓(xùn)教程套裝，可以幫助有志于成為手機(jī)射頻工程師和測(cè)試工程師快速學(xué)習(xí)掌握CMU200的使用。套裝中關(guān)于CDMA手機(jī)射頻測(cè)試操作培訓(xùn)包含以下教程：

        01. CDMA終端測(cè)試簡(jiǎn)介（R&S CMU200）
        02. R&S CDMA2000應(yīng)用培訓(xùn)教材
        03. CMU200的基本設(shè)置及測(cè)試基本操作--CDMA2000
        04. CMU200 CDMA2000手機(jī)測(cè)試步驟
        05. CMU CDMA2000 BASIC Training
        06. CMU200 EVDO Testing
        07. CMU200 Operating Manual for CDMA2000 Mobile Tests

02. R&S CDMA2000應(yīng)用培訓(xùn)教材

        R&S 中國(guó)培訓(xùn)中心關(guān)于CDMA2000和CMU200的培訓(xùn)教材，直觀地介紹的CMDA2000的基礎(chǔ)知識(shí)和使用CMU200測(cè)試CDMA2000射頻指標(biāo)的具體操作。教材共127頁(yè)，PDF格式，內(nèi)容如下：
        第一章：CDMA2000 基礎(chǔ)
        第二章：沃爾什碼、長(zhǎng)碼和短碼
        第三章：CDMA 功率控制
        第四章：CMU200 介紹
        第五章：CDMA2000 終端測(cè)試

03. CMU200的基本設(shè)置及測(cè)試基本操作--CDMA2000

        詳細(xì)介紹了使用CMU200測(cè)試CDMA制式手機(jī)的基本設(shè)置和具體操作步驟，同時(shí)也介紹了CDMA手機(jī)各項(xiàng)射頻指標(biāo)的定義。教材目錄如下：
        1. CMU200儀器簡(jiǎn)介
        2. CMU200各功能模塊相關(guān)設(shè)置簡(jiǎn)介
                2.1 CMU手動(dòng)測(cè)試前基本參數(shù)設(shè)置
                2.2 SERVICE.CFG
                2.3 BSSIGNAL
                2.4 AF/RF
                2.5 NET work
                2.6 NETworkstandard
                2.7 1stServiceClass
                2.8 呼叫并建立連接
        3. 具體測(cè)試項(xiàng)目
                3.1 接收機(jī)靈敏度和動(dòng)態(tài)范圍測(cè)試
                3.2 頻率準(zhǔn)確度測(cè)試
                3.3 波形質(zhì)量和頻率準(zhǔn)確度測(cè)試
                3.4 最大射頻輸出功率測(cè)試
                3.5 最小發(fā)射功率測(cè)試
                3.6 門(mén)控輸出功測(cè)試
                3.7 開(kāi)環(huán)輸出功率時(shí)間響應(yīng)測(cè)試
                3.8 發(fā)射機(jī)帶內(nèi)雜散抑制測(cè)試
                3.9 碼域功率測(cè)試
                3.10 單頻抗擾度測(cè)試
                3.11 互調(diào)雜散響應(yīng)衰減測(cè)試
                3.12 接收機(jī)傳導(dǎo)性雜散發(fā)射測(cè)試
                3.13 閉環(huán)功率控制測(cè)試

04. CMU200 CDMA2000手機(jī)測(cè)試步驟

        R&S 中國(guó)培訓(xùn)中心編寫(xiě)的使用CMU200測(cè)試CDMA2000手機(jī)射頻指標(biāo)的中文教程，詳細(xì)介紹了3GPP2規(guī)范C.S0011-A中規(guī)定的每項(xiàng)射頻指標(biāo)測(cè)試的具體操作步驟。包括：
        接收機(jī)測(cè)試項(xiàng)目:
        3.4 Forward Traffic Channel Demodulation Performance
        3.5.1 Receiver Sensitivity and Dynamic Range
        發(fā)射機(jī)測(cè)試項(xiàng)目：
        4.3.1 Time Reference
        4.3.2 Reverse Pilot Channel to Code Channel Time Tolerance
        4.3.3 Reverse Pilot Channel to Code Channel Phase Tolerance
        4.3.4 Waveform Quality and Frequency Accuracy
        4.3.5 Code Domain Power
        4.4.1 Range of Open Loop Output Power
        4.4.2 Time Response of Open Loop Power Control
        4.4.4 Range of Closed Loop Power Control
        4.4.5 Maximum RF Output Power
        4.4.6 Minimum Controlled Output Power
        4.4.7 Standby Output Power and Gated Output Power
        4.4.9 Code Channel to Reverse Pilot Channel Output Power Accuracy
        4.5.1 Conducted Spurious Emissions

07. CMU200 Operating Manual for CDMA2000 Mobile Tests—— 763頁(yè)P(yáng)DF

        The present operating manual describes the application of CMU for CDMA2000 mobile tests, CDMA2000 Data Testing. It gives comprehensive information about the operating concept and about manual and remote control of the CMU tester. Typical measurement tasks are explained in detail using the functions offered by 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 CMU for CDMA2000 mobile tests and presents some typical measurement examples.
        Chapter 3 Describes the operation in principle and the principles of measurement control.
        Chapter 4 Serves as a reference of all functions of the user interface and their application. Allowed settings, default values and the corresponding remote control commands are listed for all functions.
        Chapter 5 Describes the basics of remote control of the instrument for CDMA2000 mobile tests.
        Chapter 6 Lists all remote control commands defined for CDMA2000 mobile tests. At the end of the chapter the commands are grouped together according to their function and sorted by alphabetical order.
        Chapter 7 Contains program examples.
        Chapter 8 Describes option R&S CMU-K87, CDMA2000 Data Testing.
        Chapter 9 Describes option R&S CMU-K47, R&S Smart Alignment.
        Chapter 10 Contains a list of error codes
        Chapter 11 Contains an index for the operating manual.

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