introductionofmeta英文版(完整版)
【正文】 a) RF and BB Calibration Automation (RSSI, APC, AFC, ADC) (b) Logging file BB Test Equipments Agilent 8960 Ramp。 GSM900 0x04 ? 。S CMU200) ? Calibration Items: – AGC: Radio subband path loss calibration – APC: Transmit power level calibration – AFC: VCXO slope and initial value calibration – Battery ADC calibration ? Logging file – store the process of each calibration. ? Configuration file – configure equipment parameters, calibration function, and margin value. ? Initial file – initial value of each calibration item 來自 中國最大的資料庫下載 META for Factory Calibration (cont.) ? Setup files – FDM : Data base file for current software load – Configure : Setting parameter for calibration – Log file : – Result file : Record calibration and testing result – Calibration data initial file : Pre load to handset calibration data and noncalibration parameter 來自 中國最大的資料庫下載 META for Factory Calibration (Cont.) ? Configuration file – Agilent 8960 initialization (. GPIB address, timeout value) – Cable loss – Support frequency bank – Calibration bank selection – Downlink power of Agilent 8960 – RX measurement sample – AFC calibration (. DAC1, DAC2 value) – TX PCL table (. MAX, wanted, MIN PCL level) – Battery calibration(. Voltage high, Voltage low) 來自 中國最大的資料庫下載 META Configure file ? META version] ? META version= ver ? [8960 Initialization] ? 8960 GPIB Address =GPIB0::15::INSTR ? Time Out =5000 ? GSM400 cable loss = ? GSM850 cable loss = ? GSM900 cable loss = ? DCS1800 cable loss = 1 ? PCS1900 cable loss = ? [Frequency Bank] ? 。來自 中國最大的資料庫下載 Introduction of META 來自 中國最大的資料庫下載 “META” – Calibration and Testing Tool ? “META” Mobile Engineering Testing Architecture Functions: 1. RF Tool 2. NVRAM Editor 3. Audio Tool 4. Baseband Tool 5. MMI data download 6. Factory Mode : Perform all function with Agilent 8960 7. IMEI download 8. Get version 9. Barcode download 10. Update parameter 11. FAT editor 來自 中國最大的資料庫下載 RF tool ? Power measurement – measure the power of indicated channel 來自 中國最大的資料庫下載 RF tool (cont.) ? Gain sweep – measu
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