二零二三年 优质公开课Transmissionsystemsurvey.pptx

Design and budget of mobile communication engineeringTransmission system surveyCourse team: Xiaoji Zhao Xuelian Fang Yueqiu Dong Liu Yang SHENZHEN POLYTECHNIC Contents 1SDH equipment survey 2DDF/ODF survey 3Photo collection 1. SDH equipment survey SDH equipment surveySDHDDF/ODFPhoto collectionindoorEquipmentdistributionMachine roomPower supplyTransmissionMainequipmentSurvey processCorollary equipment6 SDH survey Manufacturer Model and size 2M occupation Install locationTransmission system：Data transfer of each net element on the communication network；Data exchange between base station（BTS/NODBE）and base station controller（BSC/RNC）。1. SDH equipment surveyDDF Manufacturer Model and size ODF：capacity、quantity and occupation DDF： capacity、quantity and occupation Install locationODF/DDF2. DDF/ODF surveyDDF：Digital Distribution Framewiring、jumper and transferLoopback testODF：Optical Distribution FrameOptical fiber fixation and protection：Optical fiber terminal connection：Optical fiber jumper：Fiber core and pigtail protection （1）Integrated cabinet external/inner panel、overall layout，occupation、unoccupied（front and back）1、external panel2、inner panel（front）3、inner （back）Model and sizeOverall arrangement3. Photo collection 1、power terminal2、DDF front panel3、DDF back panel4、other equipmentOccupation Occupation DDF connection（2）Equipment in the cabinet3. Photo collection SHENZHEN POLYTECHNICThank you!Course team: Xiaoji Zhao Xuelian Fang Yueqiu Dong Liu Yang