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multi_fre_timesim
- 采样时钟程序:在波特率为9600的采样时钟程序-multifrequency program. The baud rate for the 9600 multifrequency program
multi_fre
- multifrequency program
multi_fre_timesim
- 采样时钟程序:在波特率为9600的采样时钟程序-multifrequency program. The baud rate for the 9600 multifrequency program -Sampling clock procedures: in the baud rate of the sampling clock for the 9600 program-multifrequency program. The baud r
ITU_standard_for_Multifrequency
- ITU standard for Multifrequency. Very detailed and good for your study on dtmf
MultiFreqToneDetector
- Dual-Tone Multifrequency Tone Detection
dsp
- 本系统是利用公共通信网作传输媒体的面向 普通居民的电话录音和自动报警系统。当检测到 电话线路发来的振铃(铃流),经一段时间无人接 听便进行模拟摘机,摘机后将主人留言发送给对 方,最后录入对方语音,直到检测到对方挂机为止 完成录音电话的功能。当有预先设定的警情发生 时,能自动拨打已存储好的三组电话号码或手机、 寻呼机号码,对方摘机后自动播放已录制好的语 音报警信息。 -The paper introdu
hongwai
- 本系统只是模拟防盗报警,主要有两个大的模块。一为前端模拟信号的产生部分。二为后端接收报警信号和处理部分。本论文主要介绍后端数据库管理和报警处理部分。能实现对布防参数、处警参数、日志、操作员、报警图像等的管理。一旦接收到报警信号,可根据程序设定启动相应的报警动作(不同的触发事件有不同的处理方式),并在日志中记录触发事件的时间、名称和处警动作,以备查用。 程序使用ADO(ActiveX Data Object)管理数据库。AD
DTMF-DHANU
- dual tone multifrequency cde for the dtmf signal output u can show how to work through mat lab code-dual tone multifrequency cde for the dtmf signal output u can show how to work through mat lab code
medical-image-multi-enhance
- 这是一篇介绍基于多尺度的图像增强方法的文献,用于医学图像的多频增强方法-This is a presentation based on multi-scale image enhancement method of literature, for medical image enhancement method multifrequency
Multifrequency-signal-structure-for-radar-systems
- This invention is generally in the field of radar and similar ranging techniques for identifying remote targets and relates to a signal structure
频率
- 精确估计双音多频信号的频率,数据文件采样频率为8kHz,“double”格式,估计出电话号码。(Accurate estimation of the frequency of dual tone multifrequency signals, data files, sampling frequency of 8kHz, double format, to estimate the number of the phone.)
chenxu
- (1)录制一段语音信号,完成对信号的采样,画出信号的时域波形和频谱图,确定信号的频谱范围; (2)给信号叠加噪声(噪声类型分为如下几种:a白噪声;b单频噪色(正弦干扰);c多频噪声(多正弦干扰);d其它干扰。),画出受噪声干扰的信号时域波形和频谱图; (3)采用窗函数法设计FIR低通滤波器,画出滤波器的频响特性图; (4)用所设计的滤波器对受噪声影响的信号进行滤波,画出滤波后语音信号的时域波形图和频谱图; (5)对滤波前后的信号
stm8s
- 实现stm8s控制mt8888进行双音多频(To achieve stm8s control, MT8888 dual tone multifrequency)
4
- MATLAB中数字信号处理在双音多频拨号系统中的应用(Application of digital signal processing in MATLAB to dual tone multifrequency dialing system)
fsk_dtmf
- 来电显示国家标准 以及双音多频 信号的数据格式(National standard of caller ID and data format of dual tone multifrequency signal)
4步3种方法对比
- 多频外差法,求绝对相位,3种方法对比。。。。。。(The multifrequency heterodyne method, the absolute phase, three methods are compared.)