BCSW-CVC-HF-4-0-1 Tuning Guide (CS-113554-UG-4).pdf

kinpoagilent

CVC-HF-4-0-1 Tuning Guid

【文件名】:09216@52RD_BCSW-CVC-HF-4-0-1 Tuning Guide (CS-113554-UG-4).pdf
【格　式】:pdf
【大　小】:600K
【简　介】:
【目　录】:

YMLEI

谢谢免费,资料不错。

bkylin

不错，谢谢

winnerhjw321

[em01][em02]

john019

clear Voice capture
Tuning Guide
Product Code:
BCSW-CVC-HF-4-0-1
May 18, 2007

Contents
1 Introduction....................................................................................................................................................... 4
1.1 General ...................................................................................................................................................... 4
2 Prerequisites..................................................................................................................................................... 5
2.1 Parameter Manager Tool and User Guide ................................................................................................. 5
2.2 SPI Communication Protocol Drivers ......................................................................................................... 5
2.3 Hardware Interfaces (SPI) .......................................................................................................................... 6
3 Initial Considerations....................................................................................................................................... 7
3.1 Phones and Networks................................................................................................................................ 7
3.2 Hands-Free In-Vehicle............................................................................................................................... 7
4 Tuning Aids....................................................................................................................................................... 8
4.1 Level Speech Phrase................................................................................................................................. 8
4.2 Recommended Test Equipment ................................................................................................................. 8
5 Tuning Overview............................................................................................................................................... 9
6 Tuning Process & Procedure.......................................................................................................................... 9
6.1 Tuning Preparation .................................................................................................................................... 9
6.1.1 Tuning Environment....................................................................................................................... 9
6.1.2 Phone Models & Network Types .................................................................................................... 9
6.1.3 Vehicle Audio System..................................................................................................................... 9
6.1.4 Vehicle HVAC Settings ................................................................................................................... 9
6.1.5 Instrumentation ............................................................................................................................... 9
6.1.6 Automotive Factors ......................................................................................................................... 9
6.2 Receive Path Tuning ................................................................................................................................. 9
6.2.1 Load Default Parameters ................................................................................................................ 9
6.2.2 Tuning Receive Path Output Level (SPKR Gain)........................................................................... 9
6.2.3 Noise Dependant Volume Control .................................................................................................. 9
6.3 Send Path Tuning ...................................................................................................................................... 9
6.3.1 Tuning Send Path Input Level (MIC Gain) ..................................................................................... 9
6.3.2 Tuning Send Path Output Level (Send AGC)................................................................................. 9
6.3.3 Noise Suppression......................................................................................................................... 9
6.3.4 Comfort Noise ................................................................................................................................ 9
7 Fine Tuning ....................................................................................................................................................... 9
7.1 Receive Path Fine Tuning .......................................................................................................................... 9
7.1.1 Setting Minimum Loudness ............................................................................................................ 9
7.1.2 Lost Packet Concealment ............................................................................................................... 9
7.1.3 Receive EQ .................................................................................................................................... 9
7.2 Send Path Fine Tuning.............................................................................................................................. 9
7.2.1 Acoustic Echo Canceller ................................................................................................................. 9
7.2.2 Nonlinear Processing..................................................................................................................... 9
7.2.3 Howling Control.............................................................................................................................. 9
7.2.4 Send EQ......................................................................................................................................... 9
7.2.5 Noise Suppression - Gear Shift ...................................................................................................... 9
8 Flowcharts......................................................................................................................................................... 9
8.1 Receive Path Output Level - Systems with Hands-Free Unit Volume Control .......................................... 9
8.2 Receive Path Output Level - Systems with Audio/Navigation Head-Unit Volume Control........................ 9
8.3 Noise Dependent Volume Control.............................................................................................................. 9
8.4 Send Path Input Level (Mic Gain) .............................................................................................................. 9
8.5 Send Path Output Level (Send AGC Target Level) ................................................................................... 9
8.6 Send Path Output Level (Minimum AGC Level) ........................................................................................ 9
8.7 Noise Suppression (NS Aggressiveness) .................................................................................................. 9
8.8 Comfort Noise Generator ........................................................................................................................... 9
8.9 Noise Suppression - Gear Shift .................................................................................................................. 9

...

lixioquan

谢谢[em08][em08]

lonsen

非常感谢，谢谢！

netzhou1982

不错，很好！正需要呢

starchow_520

CSR的资料，不错的，谢谢！[em08]

Glen_f

支持免费！！！

Glen_f

多谢分享！！！！

lonsen

支持免费！！！！

squale

谢谢楼主!支持免费哦