电气电子教学学报
電氣電子教學學報
전기전자교학학보
JOURNAL OF ELECTRICAL & ELECTRONIC ENGINEERING EDUCATION
2012年
1期
55-58
,共4页
章坚武%张磊%姚英彪%崔璐璐
章堅武%張磊%姚英彪%崔璐璐
장견무%장뢰%요영표%최로로
TD-SCDMA%频谱分析仪%实验系统%实时捕获
TD-SCDMA%頻譜分析儀%實驗繫統%實時捕穫
TD-SCDMA%빈보분석의%실험계통%실시포획
TD-SCDMA%spectrum analyzer%experiment system%real-time capture
针对当前各高校开展的TD-SCDMA实验系统复杂、单一和不接近工程实际的缺点,笔者开发了一套新的实验系统。此实验系统利用3G天线捕获实际基站发出的TD-SCDMA信号,输入到频谱分析仪中进行各项指标参数的分析,包括时隙图、频谱图、星座图、复合码域功率以及误码总结等。实验过程简单、生动并接近工程实际,能够给学生更多的发挥空间,提高了高校大型设备的利用率,而且具有较强的可扩展性和灵活性。
針對噹前各高校開展的TD-SCDMA實驗繫統複雜、單一和不接近工程實際的缺點,筆者開髮瞭一套新的實驗繫統。此實驗繫統利用3G天線捕穫實際基站髮齣的TD-SCDMA信號,輸入到頻譜分析儀中進行各項指標參數的分析,包括時隙圖、頻譜圖、星座圖、複閤碼域功率以及誤碼總結等。實驗過程簡單、生動併接近工程實際,能夠給學生更多的髮揮空間,提高瞭高校大型設備的利用率,而且具有較彊的可擴展性和靈活性。
침대당전각고교개전적TD-SCDMA실험계통복잡、단일화불접근공정실제적결점,필자개발료일투신적실험계통。차실험계통이용3G천선포획실제기참발출적TD-SCDMA신호,수입도빈보분석의중진행각항지표삼수적분석,포괄시극도、빈보도、성좌도、복합마역공솔이급오마총결등。실험과정간단、생동병접근공정실제,능구급학생경다적발휘공간,제고료고교대형설비적이용솔,이차구유교강적가확전성화령활성。
The TD-SCDMA experiments carrying out in colleges are complex and unitary, not intuitive and not close to actual engineering, therefore we developed a new experiment system. TD-SCDMA signals from actual base sta- tions are captured using a 3G antena, which are then fed into a spectrum analyzer to evaluate various pmameters, including time slots, spectrum, constellation, comtx~ite code domain power and error summary, etc. The experiment is simpler, vivi- der and closer to actual engineering, and provides students with more room of innovation. It also increases utilization of large equipments in colleges. Furthermore, the new system has robust extensibility and flexibility.