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VOICE_CHAT
- 这是电信语音聊天设备的源码，包括DTMF收号、语音提示、帐号管理等功能，开发环境为万利仿真开发环境。-This is the voice chat telecommunications equipment source, including the resumption DTMF, voice instructions, account management and other functions, the development environment for the benefit 10,0
DTMF_cpp
- c++写的DTMF算法，内含一个pcm数据文件，读入文件并分析按键-write c DTMF algorithm, containing a PCM data files, read and analyzed key documents
dtmf54r3
- 利用ti54x系列dsp编解码dtmf源程序的第三版，改进了算法，更适合移植。利用make.bat可进行编译。-use ti54x series dsp Either source codec, the third edition, improved algorithm, more suitable for transplantation. Make.bat use can be compiled.
DTMF
- 采用东进D系列模拟电话语音卡编写的DTMF通信控制程序，与下位机完成数据传输。-Dongjin D analog telephony card prepared by the DTMF communication control program, and the next crew to complete the data transmission.
fsk_and_dtmf
- 这是一个在电信行业中应用十分广泛的行业标准协议，包括DTMF和FSK这个版本。-This is a widely used in the telecommunications industry, including the industry standard agreement with this version FSK DTMF.
dtmf
- 双音多频DTMF 使用功率谱密度估计解码-Dual-tone multi-frequency DTMF decoding using the power spectral density estimation