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DTMF_send
- 数音通信系统将数字值转换成DTMF信号发送-Converting the digital value to a DTMF signal transmission
N450HZ
- 电脑编程计算450Hz的PCM编码，以及DTMF信号“1”的PCM编码。-Calculation of computer programming 450Hz PCM coding, and DTMF signal "1" PCM encoding.
DTMFTwelveKeyDialer100
- Dialer class that encapsulates the DTMF twelve key behaviour Source Code for Linux.
ContactForm
- upload a file Android phone Android Application Quick Start t Android APK decompile Detailed (p An ANDROID phone audio port commu android police system 60 classic case of learning Andro Activity data text box in return make tem
xiti91
- 输入8位电话号码，自动为每位数字生成对应的DTMF信号，送出双频声音-Enter the eight telephone number, automatically generates the corresponding DTMF signal for each digit, dual-frequency sounds sent
xiti92
- 对应8位电话号码的DTMF信号求其FFT变换，画出幅度谱-8 telephone numbers corresponding DTMF signal seeking the FFT transform, to draw the amplitude spectrum
2
- 双音频按键识别 背景： 打电话拨号时，每次按键会发出不同的声音，这些声音实际上是由一些固定频率的正弦信号合成的。因为每个按键声音包含两个不同频率的正弦信号，因此也被称为“双音频”信号，简记为DTMF。这相当于是对不同键位用‘音频’进行了编码，如同计算机领域中用数字0和1对处理对象（包括键盘）进行编码。-Two-tone buttons identify Background: When you call dial, each key emits different sounds, whi
Lutong102
- 双路电话录音和来电弹屏C#2005代码,检测两路电话（含同个号码的多部分机）； 同时对两路电话录音； 同时对两路电话检测震铃状态； 同时对两路电话检测摘挂机状态； 同时对两路电话自动检测拨出号码； 同时对两路电话FSK和DTMF双制式来电号码显示； 同时对两路电话提供电话断线检测，方便控制录音； 实施监听通话过程； 自动语音压缩，比同时长的其他产品录音大大降低占用硬盘空间。-And dual telephone recording incoming missile
DTMF_GEN_DEC
- 基于matlab的dtmf信号的生成，与检测，有gui界面，还有单独的生成与检测的子程序代码。可以生成并检测电话号码，并有按键音，在生成的同时进行仿真检测-generation and detection of the dtmf
DTMFDecoder-BF-Rel1.1.0_PROD
- DTMF decoder library for Visual DSP++ 5.0 analog devices
orb
- 自己编写的Dtmf的matlab仿真的fig文件,在matlab6,0下编译通过,-Write your own matlab simulation of Dtmf FIG file, matlab6, 0 compiled through,
QIGQ998
- DTMF信号产生的基本原理,提出使用SPCE061芯片的DA端口和使用IO端口-The basic principle of DTMF signal, DA SPCE061 chip to use port and use IO port
1656724
- 自己编写的Dtmf的matlab仿真的fig文件,在matlab6,0下编译通过,-Write your own matlab simulation of Dtmf FIG file, matlab6, 0 compiled through,
新建 Microsoft Word 文档.gz
- 拨打和接听电话，用单片机实现，用来做基于单片机的电话机微控系统。(Call and answer the phone, using single-chip microcomputer, used to do microcontroller based telephone micro control system.)
新建 Microsoft Word 文档.gz
- HT9200a实现对双音频信号的产生，用单片机实现总的控制(HT9200a realize the generation of dual audio signals, and realize the total control with MCU)
新建 Microsoft Word 文档.gz
- HT9170实现对双音频信号的解析，用单片机实现总的控制(HT9170 realize the analysis of double audio signals, and realize the total control with MCU)
新建 Microsoft Word 文档.gz
- HT9200HT9170调用程序 C51 DTMF HT9200HT9170调用程序 C51 DTMF(HT9200HT9170 procedure called C51 DTMF transfer HT9200HT9170 C51 procedures used DTMF)
FIGuhfouzh
- 自己编写的Dtmf的matlab仿真的fig文件,在matlab6,0下编译通过,(Write your own matlab simulation of Dtmf FIG file, matlab6, 0 compiled through,)
mfc_md5
- mfc简单实现了MD5算法，可以对文件计算hash值(MFC simple implementation of the MD5 algorithm, you can calculate the hash value of the file)
DTMF
- Dual Tone Modulaion Frequency Robotics