搜索资源列表
VHDL_FPGA_FILTER
- 用VHDL语言设计基于FPGA器件的高采样率FIR滤波器,基于VHDL与CPLD器件的FIR数字滤波器的设计-Design using VHDL language FPGA devices based on high sampling rate FIR filter, based on VHDL and CPLD devices, the design of FIR digital filter
AudioProcessor
- 语音api采集,录音,可设定采样率.directsound播放,基音分析,频域波形-voiceapicollection,recording,samplin.rar-Api voice collection, recording, sampling rate can be set. Directsound playback, pitch analysis, frequency-domain waveform-voiceapicollection, recording, samplin.rar
untitled1
- DPCM,由于语音信号的相邻抽样点之间有一定的幅度关联性，所以，可根据以前时刻的样值来预测现时刻的样值，只要传预测值和实际值之差，而不需要每个样值都传输。这种方法就是预测编码。-DPCM, as a result of voice signals between adjacent sampling rate of a certain relevance, we can kind of time based on previous values to predict the kind of val
FIR
- 已知一低通滤波器的采样率为2KHz，通带为500Hz，阻带为600 Hz，带内波动3dB，带外衰减-50dB，滤波器的相位具有线性特性，具体幅频特性见下图。要求用等波纹方法设计出该FIR滤波器，然后用TMS320C54x汇编语言编程，并在CCS下调试实现该FIR滤波器。-A low-pass filter known to the sampling rate of 2KHz, passband to 500Hz, stopband to 600 Hz, with fluctuations wit
ADC
- 利用ARM——LM3S1138的内部AD，最高可达到1M的采样速率。-The use of ARM- LM3S1138 internal AD, reaching a maximum sampling rate of 1M.
2007
- 本数字示波器以单片机和FPGA为核心，对采样方式的选择和等效采样技术的实现进行了重点设计，使作品不仅具有实时采样方式，而且采用随机等效采样技术实现了利用实时采样速率为1MHz的ADC进行最大200MHz的等效采样。-The digital oscilloscope and a single-chip FPGA as the core, the choice of the sampling methods and the equivalent sampling technique designed
waveedit
- 音频信号的获取与处理。通过编程实现音频信号的实时获取，单声道、16KHz采样率、16bit量化，录音时长为10秒，并保存为.wav格式的音频文件。-Audio signal acquisition and processing. Through the programming of real-time audio signal acquisition, mono, 16KHz sampling rate, 16bit to quantify the long recording time of
DigitalOscilloscope
- 本数字示波器以单片机和FPGA为核心，对采样方式的选择和等效采样技术的实现进行了重点设计，使作品不仅具有实时采样方式，而且采用随机等效采样技术实现了利用实时采样速率为1MHz的ADC进行最大200MHz的等效采样。同时系统还具有可测2mV小信号、波形存储回放、测频、触发沿选择、校准信号输出等功能。-The digital oscilloscope and a single-chip FPGA as the core, the choice of the sampling methods and
28420006
- this article is about UWB Acquisition at Symbol Sampling Rate Using Reference Aided Match Filter and Adaptive Post Detection Integration
Up1
- mat lab sampling rate related problem
CD_track
- 采样率，帧长，通道等音频基础知识介绍；关于CD音轨浅显易懂的描述；-Sampling rate, frame size, access and other basic knowledge of audio descr iption on the CD tracks easy to understand descr iption of
lvbofangfa
- 针对全数字软件接收机中抽取滤波器的设计,提出了一种适合在FPGA内实现的单级积分清洗的滤波器结构,这种结构解决了传统积分梳妆滤波器中可能出现的积分器溢出问题,同时还可进行非整数倍的抽取变换.给出了一种无乘法半带滤波器的IIR实现结构,并对该滤波器性能进行了仿真,结果表明在输出过采样率大于4时基本不会影响系统误码性能.-Software for all-digital receiver decimation filter design, presents a suitable FPGA integ
PskModulationBasedMatlab
- psk调制，给出了不同抽样速率和信噪比下的仿真结果-psk modulation, given the different sampling rate and SNR of the simulation results
DSP7_8
- DSP语音压缩代码。-c5400dsp of assembly language and c language voice mode compression and decompression procedures for synchronous serial interface, and the sampling rate of 8k / s.-DSP voice compression code.-c5400dsp of assembly language and c language vo
AD9910
- AD9910说明书。AD9910是一款内置14 bit DAC的直接数字频率合成器（DDS），支持高达1 GSPS的采样速率。AD9910采用高级DDS专利技术，在不牺牲性能的前提下可极大降低功耗。DDS/DAC组合构成数字可编程的高频模拟输出频率合成器，能够在高达400 MHz的频率下生成频率捷变正弦波形。-AD9910 manual. AD9910 is a built-in 14 bit DAC for direct digital frequency synthesizer (DDS),
Wave
- A wave class to wrap manipulation of wave files. It allows getting information about wave files such sampling rate and data bits
MotionCapturesoftware
- 应用Atmel Atmega128L单片机，循环采集外部六路数据，并且通过串行口发送到上位机，采样率很高。-Applications Atmel Atmega128L microcontroller, an external six-channel data acquisition cycle, and through the serial port to send to the host computer, the sampling rate is high.
ad7862
- 4通道12位AD芯片 AD7862控制模块,VHDL源代码,适于单次转换采样,250K采样率.-4-channel 12-bit AD chip AD7862 control module, VHDL source code, suitable for single conversion sampling, 250K sampling rate.
oscillograph
- 单片机的自动量程转换频率计和存储示波器设计，经实验，效果理想，能实现1Hz~50MHz间的频率测量，同时显示信号周期，4档量程（精度），能实现1Hz~15KHz间的信号波形实时显示，采样速率120KHz，存储深度128B，还能对任何红外编码发射器码型进行破解。 -SCM automatic range switching frequency meter and storage oscilloscope design, by the experiments, satisfactory resu
FTselective
- 参数时变信道的频率选择性和时变性。BPSK符号率＝512b/s，采样率＝16个采样/s，a1(t) 和a2(t) 为多普勒带宽＝16Hz。结果为符号间干扰。-Parameters of time-varying channel frequency selectivity and time-variant. BPSK Symbol Rate = 512b/s, sampling rate = 16 samples/s, a1 (t) and a2 (t) as the Doppler bandwi