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DTMF_DEC
- DTMF tone detector
g711_g721_g723
- tone encode and decode
dtmf
- 单音多频信号的产生和识别，采用FFT变换。应用于电话拨号。是学习数字信号处理的大作业。-Tone multi-frequency signal generation and recognition, the use of FFT transform. Applies to telephone dial-up. Digital Signal Processing is the study of large operations.
dialdtmf_0_04_src
- dtmf 拨号程序，Pocket PC ，vc 工程演示-dialDTMF a Pocket PC (Pocket Contact) plugin to dial telephone numbers using DTMF s (aka Dual Tone Multi-Frequency) (tested under PPC2000 MIPS, PPC2000 ARM, PPC2002 ARM, Xscale WMPPC2003 and WM2003SE, WM5- if you want y
DTMF5410
- DTMF 编解码器在编码时将击键或数字信息转换成双音信号并发送,解码时在收到的DTMF 信号中检测击键或数字信息的存在性.采用ccs2.2开发。运行在DES5410APP-U开发版上。 子程序_start_ac01，完成AD 及DSP 的多通道缓冲串口（McBSP）初始化。 子程序_iir_to_dtmf，通过由函数set_freq_coff()初始化的系数，分别迭代运算产生行 频和列频，该子程序计算出的两个频率信号样本值分别放入累加器a 和b，相加之 后作为新的一个音频样本发送
DTMF
- This is dtmf single tone function This is for tone selection
MATLAB_assignment_em_dtmf
- This dtmf single tone function This is for tone selection in word file-This is dtmf single tone function This is for tone selection in word file
MATLAB-telephone-dial-tone
- MATLAB电话拨号音的合成与识别 步骤：1、录制按键音；2、预处理；3、matlab处理；4、确认号码-Synthesis and recognition MATLAB telephone dial tone