acoustic
共 25 篇文章
acoustic 相关的电子技术资料，包括技术文档、应用笔记、电路设计、代码示例等，共 25 篇文章，持续更新中。
医疗超声解决方案-英文
医疗超声解决方案-英文Medical Ultrasound System Theory and Typical Architecture the transmit voltage is increased, but it is limited by safety requirements
声发射技术在复合材料发展中的应用
声发射技术在复合材料发展中的应用：声发射(Acoustic emission简称AE)又称应力波发射，是材料或零部件受力作用产生变形、断裂，或内部应力超过屈服极限ss 而进入不可逆的塑性变形阶段，以瞬
声发射技术在航空领域的应用
声发射技术在飞机研制和生产中的应用:声发射 ACOUSTIC EMISSION简称AE 是一种应用日趋广泛的现代无损<BR>检测和结构材料研究的新技术 它的原理是 受力构件的材料内部在损伤缺陷萌
基于PIC单片机的随钻声波测井仪电源管理设计
<p>为了保证随钻声波测井仪在井下长时间高效率工作,需要对电源管理板进行高效管理;根据随钻声波测井仪电子系统的供电特点设计了电源管理控制电路,低功耗微处理器PIC单片机根据随钻测量系统的指令对电源电路开关阵列进行控制,通过CAN-UART对主控板进行工作参数下发,利用实时钟电路提供的时间信息完成对井深和井下存储数据的映射,实现对随钻测井仪间歇式定时工作目的;实验测试结果表明,电源控制电路功耗为0.
水下声信号检测系统中单片机编程的应用开发
<p>在船舶航行时,为了提高其安全性能,往往需要对水下的声音信号进行检测,避免一些水下的障碍物。本文主要研究基于单片机系统的水下声信号检测技术,通过单片机编程,实现检测系统的性能优化和提升,从而能够适应更加复杂的水下环境,通过仿真分析,本文提出的检测方案能够检测出大多数的水下声音类型,能够大大提高系统的抗干扰能力。</p><p>In order to improve the safety perf
一种应用STC89C51单片机的地压监测系统设计
<p>文中设计了一种应用STC89C51单片机的地压监测系统,选择AVR Studio软件平台开发得到所需的应用程序系统,利用AVR汇编语言程序进行编辑、编译并生成所需的目标代码。设计的软件监测系统可以对5个监测点产生的声发射数据进行实时监测与数据收集,系统主机和通信模块之间通过串口进行连接,快速采集来自地下矿场所有监测点的数据。把该声发射监测系统用于测试某铁矿时,实际性能达到设计的目标。对监测系
厨房烟雾报警器的设计与制作
<p>本设计以STC89C52单片机为控制核心,通过采用MQ-2半导体烟雾传感器及DS18B20温度传感器来对厨房环境进行监控。当厨房烟雾浓度或者温度超过限定值后,系统自动实现声光报警。该报警器具有灵敏度高、性能稳定、实用性强、性价比高、结构简单等特征,能广泛应用在厨房、实验室和较小的封闭空间中。</p><p>This design takes STC89C52 single-chip micro
MEMS-based+Circuits+and+Systems
Over many years, RF-MEMS have been a hot topic in research at the technology<br />
and device level. In particular, various kinds of mechanical Si-MEMS resonators<br />
and piezoelectric BAW (bulk aco
Radio Wave Propagation
One of the prerequisites for the development of telecommunication services is the<br />
understanding of the propagation of the waves, either acoustic, electromagnetic,<br />
radio or light waves, whi
传感器网络中基于到达时间差有效的凸松弛方法的稳健定位
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We consider the problem of target localization by a
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network of passive sensors. When an unknown target emits an
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acoustic or a radio signal, its position can be local
MFSK modulation is for underwater acoustic communication
MFSK modulation is for underwater acoustic communication
The Rayleigh Integral Method is useful in computing the acoustic properties of a flat panel radiatin
The Rayleigh Integral Method is useful in computing the acoustic properties of a flat panel radiating into a half space.
Underwater acoustic sensor networks-research challenges.pdf
Underwater acoustic sensor networks-research challenges.pdf
This project aim was to build wireless software modem for data communication between two computers
This project aim was to build wireless software modem for data communication
between two computers using an acoustic interface in the voice frequency range (20Hz–
20,000Hz). The transmitting antenna
基于EZ-USB的数据传输接口设计
利用EZ-USB接口芯片AN2131Q实现了基于TMS320C5409的水声信号采集及混沌特性研究系统中的高速数据通信，提出了一种采用FIFO缓存芯片实现AN2131Q与TMS320C5409的连接方法，深入研究了EZ-USB序列接口芯片的固件、设备驱动和用户程序开发过程。<BR>关键词：AN2131Q; TMS320C5409; IDT72V02；数据通信<BR>ABSTRACT: Using
A MATLAB-based implementation of an OFDM modem has been developed for use over an acoustic channel,
A MATLAB-based implementation of an OFDM modem has been developed for use over an acoustic channel, modem.
With full lists of coding.
It is used for perceptual coding in acoustic singal processing, mainly focusing on principle not Mat
It is used for perceptual coding in acoustic singal processing, mainly focusing on principle not Matlab. I hope it is useful for you!
Robust Adaptive Time Delay Estimation for Speaker Localization in Noisy and Reverberant Acoustic Env
Robust Adaptive Time Delay Estimation for Speaker Localization in Noisy and Reverberant Acoustic Environments
一篇berkeley大学Master论文 "An Acoustic Digital Anemometer"附带程序,Phase estimator Matlab script
一篇berkeley大学Master论文 "An Acoustic Digital Anemometer"附带程序,Phase estimator Matlab script
* acousticfeatures.m: Matlab script to generate training and testing files from event timeseries. *
* acousticfeatures.m: Matlab script to generate training and testing files from event timeseries.
* afm_mlpatterngen.m: Matlab script to extract feature information from acoustic event timeseries.
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