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IIR-Filter
- IIR数字滤波器，包括Lowpass、HighPass 和 Passband 获取于网络-IIR digital filter, including Lowpass. Passband HighPass and access to network
potsband
- The routine potsband calculates a bandpass filter corresponding to the standard telephone passband-potsband calculates a bandpas 's filter corresponding to the standard telepho ne passband
BER_Equators
- Adaptive Filter. This scr ipt shows the BER performance of several types of equalizers in a static channel with a null in the passband. The scr ipt constructs and implements a linear equalizer object and a decision feedb
IIR-Filter
- IIR数字滤波器，包括Lowpass、HighPass 和 Passband 获取于网络-IIR digital filter, including Lowpass. Passband HighPass and access to network
potsband
- The routine potsband calculates a bandpass filter corresponding to the standard telephone passband-potsband calculates a bandpas 's filter corresponding to the standard telepho ne passband
lms
- 1、本试验中未知系统采用25阶的FIR滤波器模拟。其通带边缘频率10kHz，阻带边缘频率22kHz，阻带衰减75dB，采样频率50 kHz。 2、自适应滤波器采用基本LMS算法，滤波器阶数为32，更新步长u为1/(4+xn*xn)。LMS自适应算法参见《现代信号处理》第192页。 已经在DSP2812上实现-1, the test system uses a 25 unknown band analog FIR filter.
BER_Equators
- Adaptive Filter. This scr ipt shows the BER performance of several types of equalizers in a static channel with a null in the passband. The scr ipt constructs and implements a linear equalizer object and a decision feedb
firlbq
- 实现一个40阶的fir低通滤波器，通带截止频率0.35，阻带截止频率0.4.采用Hamming窗获得滤波器系数。-The realization of the fir a 40-order low-pass filter, passband cutoff frequencies of 0.35, stopband cutoff frequency 0.4. Using Hamming window to obtain filter co
oddHkz_CEM
- 基于复指数调制多相滤波器的设计，该滤波器的通带窄，阻带衰减高，适用于子信道数为偶数的情况-Index modulation based on complex multi-phase filter design, the filter passband narrow, high stopband attenuation, the number of subchannels for the case of even-numbered
oddHkz_COS
- 基于余弦调制多相滤波器的设计，该滤波器的通带窄，阻带衰减高，适用于子信道数为偶数的情况-Based on cosine modulated polyphase filter design, the filter passband narrow, high stopband attenuation, the number of subchannels for the case of even-numbered
48_fir
- 本次设计的数字基带成形滤波器参照IS-95标准进行设计，对输入信号进行4倍过采。IS-95标准为：其中通带频率为590Khz，通带的链波大小1.5dB，截止带的频率为740Khz，截止带的衰减量为40dB，传输的数据率为1.2288Mhz，传输的频宽为1.25Mhz。-The design of the digital base-band shaping filter with reference to IS-95 standard d
cic3s32
- 改进行级联CIC梳状滤波器，通带内平坦性好，带外抑制更好-To carry out cascade CIC comb filter, with passband flatness, and band rejection better
filter_p300k_s600k_IIR_butter
- 通带频率300K，阻带频率600K的butter IIR滤波器设计-Passband frequency of 300K, the 600K stop-band frequency butter IIR filter design
filter_p300k_s600k_FIR_Kaiser
- 通带300K，阻带600K，用Kaiser窗函数的FIR滤波器设计-Passband 300K, stopband 600K, using Kaiser window function of the FIR filter design
main
- DMT调制，就是把整个通信信道在频域上划分很多子信道，在每个子信道上仍然采用QAM或类似的带通信号进行传输。其中QAM的通带中心频率应该与相应的子信道的中心频率一致。-DMT modulation, that is, the entire communication channel in the frequency domain divided on a lot of channel in each channel is still u
fir
- 用各种窗函数设计FIR数字滤波器。 分别用矩形窗和Hamming窗设计线性相位FIR低通滤波器。要求通带截止频率，单位脉冲响应h(n)的长度N=21，绘出h(n)及其幅频响应特性曲线。 -Window function with a variety of FIR digital filter design. Were rectangular window and Hamming window design of linear
QPSK_TX_IQ_RX_REV1
- M-file models a QPSK RXTX at passband using a correlation receiver and low pass filters. This m-file is a revision of QPSK TXRX SYSTEM ANALYSIS published earlier.
modulation
- Plot π/4-DQPSK passband waveform.ASK,FSK,MSK waveform
passband-singnal
- plot passband singnal on PAM (ASK), PSK, and QAM signals
Amplitude Modulation (Baseband, Passband)
- A key consequence of the usual double-sideband amplitude modulation (AM) is that the range of frequencies the signal spans (its spectral bandwidth) is doubled. Thus, the RF bandwidth of a signal (measured from the lowest