手机测试标准

kejunconsult

针对手机开发得很有用欧。
【文件名】:071029@52RD_VFTST_1.020_Acoustics_V1.2.pdf
【格　式】:pdf
【大　小】:408K
【简　介】:手机测试标准
【目　录】:this document content all the test items of mobile phone test.

kejunconsult

音频部分

simonlxh

[em01][em01]

sunrise99

太贵了吧......................

kejunconsult

绝对货真价实呀！

AFZCSB

自己顶自己    公布一下目录

answer000000

顶    公布一下目录ba

schoyang

顶！先下了看看！

xiaoaiwhc

刚买了，帮大家公布下目录


1 Document Information ................................................................................................................... 4
1.1 Scope ................................................................................................................................. 4
1.2 Document History ................................................................................................................ 4
1.3 Acceptance Criteria ............................................................................................................. 5
2 Common Settings and Set Up ....................................................................................................... 5
2.1 General Procedures............................................................................................................. 5
2.1.1 Test setup / environment ................................................................................................ 5
2.1.2 Set-up for Handset Terminals.......................................................................................... 6
2.1.3 Set-up for Headset Terminals.......................................................................................... 6
2.1.4 Set-up for Vehicle Mounted Hands-free Terminals .......................................................... 7
2.1.5 Set-up for Desktop Operated Hands-free Terminals........................................................ 7
2.1.6 Set-up for Handheld Hands-free Terminals ..................................................................... 7
2.1.7 Calibration and Equalisation of the Test Set-up............................................................... 7
2.1.8 Settings for the System Simulation.................................................................................. 8
2.1.9 Measurements via Real Network..................................................................................... 9
2.2 Test Signals and Signal Levels.......................................................................................... 10
3 Measurement Parameters and Requirements ............................................................................. 11
3.1 Preparation ........................................................................................................................ 11
3.2 Handset Terminals............................................................................................................. 11
3.2.1 Delay ............................................................................................................................. 11
3.2.2 Loudness Ratings.......................................................................................................... 12
3.2.3 Sensitivity/Frequency Characteristics............................................................................ 14
3.2.4 Listening Speech Quality - TMOS (TOSQA2001).......................................................... 15
3.2.5 Listening Speech Quality – MOS-LQO (ITU-T Rec. P.800.1) using PESQ (ITU-T Rec.
P.862) 17
3.2.6 Idle Channel Noise ........................................................................................................ 18
3.2.7 Ambient Noise Rejection ............................................................................................... 20
Acoustical Quality Evaluations of Terminals, VFTST_1.020_Acoustics_V1.2
Vodafone Internal Global Test Specification for Terminals (TST) Page 3/62
3.2.8 Acoustic Echo Control ................................................................................................... 21
3.2.9 Switching Characteristics .............................................................................................. 24
3.2.10 Double Talk Performance.............................................................................................. 26
3.2.11 Background Noise Transmission ................................................................................... 32
3.3 Headset Terminals............................................................................................................. 35
3.4 Vehicle Mounted Hands-free Terminals............................................................................. 36
3.4.1 Delay ............................................................................................................................. 36
3.4.2 Loudness Ratings.......................................................................................................... 37
3.4.3 Sensitivity/Frequency Characteristics............................................................................ 38
3.4.4 Idle Channel Noise ........................................................................................................ 40
3.4.5 Out-of-band Signals....................................................................................................... 42
3.4.6 Acoustic Echo Control ................................................................................................... 44
3.4.7 Switching Characteristics .............................................................................................. 46
3.4.8 Double Talk Performance.............................................................................................. 50
3.4.9 Background Noise Transmission ................................................................................... 55
3.5 Recordings Using Real Speech ......................................................................................... 59
3.5.1 Recordings in Sending Direction ................................................................................... 59
3.5.2 Recordings in receiving direction................................................................................... 60
4 Abbreviations and Definitions ...................................................................................................... 62

yiweidianzi

这些东西公司都会提供的！你拿出来！

leejanus

感谢分享，非常有用！

感谢分享，学习一下！