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DSPDTMF
- 摘要 ： 介绍 丁 DSP技 术 中的双音 多频 (DTMF)技术 ．以及产生 与检测 Drl?,IF信 号 的几 种方 法 ．提 出并 详细 推导 了利 用 Gt~rtze]算法实现滤波器组的方法 及利用仿真软件对 DTMF进芋亍模拟设计的过程 ． -Abstract: D DSP technology DTMF (DTMF) technology. As well as the generation and detection Drl?, IF signals in several w
dianhuanyuanchengkongzhi
- 电话智能遥控器主要包括电话振铃检测电路，电话自动摘机和挂机电路，DTMF信号解码电路，语音提示急电路，音频放大电路，以及控制心脏CPU电路-Telephone remote control including smart phones ringing detection circuit, telephone and hang up automatically pick circuit, DTMF signal decoding circuit, urgent voice circuits, au
goertzel_new
- DSP对DTMF信号的检测，用goertze算法-DSP signal to the DTMF detection algorithm used goertze
terminated
- DTMF产生和检测算法核心部分的程序设计,不带TABLE,GLOBALS-DTMF generation and detection algorithm core
QYM15060713
- 基于806开发的FSK和DTMF检测模块。-806 based on the development of FSK and DTMF detection module.
DTMF_DECODER_FINAL
- vb写的dtmf音频识别源码，可以用来实现dtmf音频检测。-vb source code written by dtmf audio identification can be used to achieve the dtmf audio detection.
08-DTMF
- 在CCS2环境下编程实现双音多频的检测，并且通过频率检测观察理论频率与真实频率的差距-usd ccs2 make programm for dmft
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
DSP--keshe
- DSP中的 DTMF信号的产生及检测 -DSP in DTMF signal generation and detection
DTMF
- DTMF(双音多频）检测程序，就是目前PSTN电话中的来电显示的-DTMF (Dual Tone Multi Frequency) testing procedures, is the current PSTN phone calls show stuff
dtmf
- 本程序功能为对DTMF信号的检测，采用的戈策尔算法，大大提高了检测效率和准确度-This program functions as a DTMF signal detection, using the Ge Wenzel algorithm, greatly improving the detection efficiency and accuracy
Dtmf
- 给定手机键盘的行列频率，用程序实现手机键盘的频扫检测-The ranks of a given frequency of mobile phone keypad, mobile phone keypad with a program to achieve the frequency sweep test
Ddtmmf_ccT
- DTMF检测程序源码。定点计算，可移植到DSP上。Usagge: dtmf filename -DTMF detection program source. Sentinel, can be transferred to the DSP. Usagge: dtmf filename
DTMF2
- DTMF检测程序。定点计算，可移植到DSP上。实现按键音软解。-DTMF detection program. Sentinel, can be transferred to the DSP. Key tone soft solution.
DTMF
- DTMF信号的检测程序，使用GOERTZEL算法实现，可以解码DTMF信号。-DTMF signal detection procedures, using the Goertzel algorithm to achieve, you can decode the DTMF signals.
DTMF
- 在安卓手机通话过程中，通过检测音频，判断用户按了哪些键，这个在语音网关处理中非常有用，完全不用硬件！这个是源代码。-In Andrews phone call, by detecting the audio to determine what the user presses a key, the voice gateway processing is very useful, do not need the hardware! This is the source code.
dtmf
- Goertzel算法对dtmf信号检测 稍加修改可检测忙音，拨号音-Goertzel algorithm slightly modified for dtmf signal detection can detect busy tone, dial tone
DTMF
- 用MATLAB仿真DTMF,分为生成和检测两个部分-use MATLAB to simulate the DTMF including generation and detection
DTMF
- 产生、播放DTMF音频，基于Goertzel算法估计DTMF音频，完成双音多频(DTMF)信号的检测-Generating, playing DTMF tones, DTMF tones based on the estimated Goertzel algorithm to detect the completion of dual tone multi-frequency (DTMF) signal
dtmf_cpp
- 采用面向对象封装好的dtmf检测算法 Goertzel。附带例子。 -dtmf c++ Goertzel simple code