搜索资源列表
IEEE 802.15.4g
- IEEE 802.15.4g ABSTRACT OF THE THESIS Implementing physical layer (PHY) of IEEE 802.15.4g standard with Direct Sequence Spread Spectrum (DSSS) using Offset Quadrature Phase Shift Keying (O-QPSK)
基于全相位谱分析的相位差频谱校正 法
- 基于全相位谱分析的相位差频谱校正 法，结合了全相位FFT与传统FFT谱分析法。-Phase Difference Correcting Spectrum Method
5555
- 扩频数字接收机中的多相匹配滤波器，是一个PDF得资料-Spread-spectrum digital receiver in the multi-phase matched filter
QPSK_OQPSK
- 使用数值仿真和电路实验的方法,对Q PSK ( quadrature phase shift key ing)和OQ PSK ( off2 set quadrature phase shift keying)调制信号通过功率放大器后的频谱扩散问题进行了探讨。-Numerical simulation and circuit experiment using the method of Q PSK (quadrature phase shift key ing) and OQ PSK (off
FSK519862365
- 水声信道的时变相位起伏使得实现可靠的相位跟踪比较困难, 从而造成基于相位检测的 水声通信接收机结构复杂。提出基于FSK 调制的直接序列扩频(DSSS2 FSK) 水声通信系统。-Underwater acoustic channel disguised bit of time to achieve reliable phase fluctuations make tracking more difficult, resulting in detection based on phase
00460
- Abstract: Randomized modulation is of increasing interest in power electronics and also holds promise for reducing filtering requirements in ac/ac, dc/dc converter application and reducing acoustic noise in motor drive applications. This paper
the-deformation-mirror
- 变形镜对千赫兹掺钛蓝宝石飞秒激光频谱相位补偿-Deformable mirror kHz titanium-doped sapphire femtosecond laser spectrum phase compensation
1.3
- 求出并画出周期为12，在区间【-6,6】内的周期信号的幅度谱和相位谱。-Find out and draw the period is 12 cycle signal amplitude spectrum and phase spectrum
Phase-Difference-Correcting
- 基于全相位频谱分析的相位差频谱校正法.PDF-Phase Difference Correcting Spectrum Method Based on All-phase Spectrum Analysis
Reflection-of-SPS-FBG
- 计算单点相移光纤光栅的反射谱,计算单点相移光纤光栅的反射谱-Single point calculation phase shifted grating reflection spectrum
QPSK
- 数字调制就是把数字基带信号的频谱搬移到高频处，形成适合在信道中传输的带通信号。基本的数字调制方式有振幅键控（ASK）、频移键控（FSK）、绝对相移键控（PSK）、相对（差分）相移键控（DPSK）。在接收端可以采用想干解调或非相干解调还原数字基带信号。 -Digital modulation is the spectrum shifting to high frequency digital baseband signals, suitable for the formation of ban
A-genetic-algorithm
- 相位谱分析技术的人睑识别系统的识别结果相位谱分析技术的^睑识别系统的识别结果-Results of phase spectrum analysis techniques to identify people eyelid recognition system recognition result of the phase spectrum analysis technology ^ eyelid recognition system
MATLAB_PGMS
- Binary Phase Shift Keying, BPSK using Rayleigh Channel, Direct sequence spread spectrum, M sequence, Rayleigh channel
tryfinalLMS_Equalizer
- 4. 16QAM uses a mix of amplitudes and phases to achieve 4 bits/Hz. In this example, there are three amplitudes and 12 phase shifts. While QAM is enormously efficient of spectrum, it is more difficult to demodulate in the presence of noise, wh
Phase_magnitude_spectrum
- Phase and magnitude spectrum
work
- 巴特沃斯滤波器及切比雪夫滤波器简单分析波形输出的相位，幅度及频谱-The Battworth filter and Chebyshev filter simply analyze the phase, amplitude and spectrum of the waveform output
180646matlab+仿真
- 均匀光栅，切趾光栅，取样光栅，相移光栅，啁啾光栅的反射谱仿真(reflection spectrum simulation of chirped grating,uniform grating,apodized grating, sampled grating, phase-shifted grating)