搜索资源列表
highorderQAMequalicarecovery
- 一篇高阶QAM信号联合载波同步与盲均衡的外文文献，采用了多模盲均衡算法-a paper about the blind equalization and carrier recovery of high order QAM signals and uses MMA method
16QAM
- 针对此,笔者详细介绍了16QAM差分 调制解调的原理,并通过接收端解码电路相应的运算规则消除了频偏和相偏的影响,免除了复杂的 载波和相位同步,降低了QAM接收机的复杂度。-For this, the author describes the detail of the principle of 16QAM differential modulation and demodulation, and by eliminating the frequency deviation and pha
ml_tongbu
- ml时频同步算法，基于OFDM系统的。子载波数 128 位数/ 符号 2 符号数/ 载波 100 训练符号数 0 循环前缀长度 8 (1/16)*T 调制方式 4-QAM 多径信道数 3 IFFT Size 128 信道最大时延 2-ml frequency synchronization algorithm, based on the OFDM system. Digit of the number of subcarriers 128 /2
zaiboqam
- QAM调制解调的全过程，包括产生随机码，映射调制，加载波，进入信道，解调和判决，过程比较详细，其他调制方式也可以借鉴-QAM modulation and demodulation process, including the generated random code, mapping modulation, plus carrier, into the channel, demodulation and sentencing, the process in more detail, othe
ofdm_4qam
- ofdm程序4QAM调制。 子载波数 128 位数/ 符号 2 符号数/ 载波 1000 训练符号数 0 循环前缀长度 8 调制方式 4-QAM 多径信道数 3 IFFT Size 128 信道最大时延 2-ofdm program 4QAM modulation. Subcarriers median number of 128 /2 Symbol Symbol/carrier cyclic prefix length of the
ofdm_64qam
- 子载波数128位数/ 符号 2符号数/ 载波 1000训练符号数 0循环前缀长度8 调制方式 64-QAM多径信道数3 IFFT Size128 信道最大时延 2-The number of sub-carriers 128 digits/Symbol 2 Symbol/Carrier 1000 training symbols 0 cyclic prefix length 8 modulation mode, multi-path channel, 64-QAM 3 IFFT Size128
homework2
- 通信系统与仿真作业： 1）设计π/4-DPSK或16-QAM调制器仿真程序， 画出时域波形、 正交分量、同相分量波形，眼图，散点图等。 2）利用MATLAB进行DPSK在高斯信道下的BER性能仿真，并将结果与PSK性能进行比较。 3）已知 OFDM的数据传输速率为19.2Kbps， OFDM 符号长度为320，保护间隔为32点，子载波数为128，IFFT/FFT点数为256，载波频率320KHz，调制方案采用QPSK，仿真其在高斯信道下的BER性能。 -Communication
OneOneInputSignal
- Analogue Modulation: Double SideBand Suppressed Carrier Modulation, QAM, Complex QAM
Continuous-Synchronization-of-OFDM
- 该模型实现一个不依赖于任何特定的行业标准通用的连续同步OFDMOFDM模型TX和RX。这个模型的目的是开发和探索出一条连续的（而不是“突发”）的载波和定时同步跟踪计划。然后使用该技术可以扩展和修改特定通信标准。-This model implements a generic OFDM TX and RX, which is not tied to any particular industry standard. The objective of this model is to develop
agt_64QAM_download_bit
- 将数据调制为wifi传输制式的波形，支持BPSK，QPSK，QAM等调制。配置安捷伦E4438C矢量信号发生器，输出带载波的wifi信号-The data transmission system of the modulation waveform for the wifi support BPSK, QPSK, QAM modulation, etc.. Configure the Agilent E4438C vector signal generator, the output signa
Communication-System-Simulation
- 仿真数字信号的载波传输，包括PAM信号，PSK信号，QAM信号，FSK信号的仿真。具体就是数字信号的产生，调频与解调。-Simulation carrier transmission of digital signals, including the simulation signal PAM, PSK signals, QAM signal, FSK signals. Specifically the digital signal is generated, the FM demodulati
IQmodulation
- Quadrature amplitude modulation (QAM) is both an analog and a digital modulation scheme. It conveys two analog message signals, or two digital bit streams, by changing (modulating) the amplitudes of two carrier waves, using the amplitude-shift keying
bpsk
- BPSK基于平方谱和四次方谱的载频估计，可以用于BPSK 16QAM MSK信号的载频估计。-BPSK carrier frequency estimation based on square spectrum and fourth power spectrum, can be used for 16 qam MSK BPSK signal carrier frequency estimation
OFDM_QAM
- ofdm仿真系统matlab源程序，子载波调制方式为qam。-ofdm matlab simulation system source code, sub-carrier modulation for qam.
satellite
- Quadrature Amplitude Modulation (QAM) The creation of symbols that are some combination of amplitude and phase can carry the concept of transmitting more bits per symbol further. This method is called quadrature amplitude modulation (QAM). For
communicatin-project
- analog modulation techniques are: Amplitude modulation (AM) (here the amplitude of the carrier signal is varied in accordance to the instan eous amplitude of the modulating signal) Double-sideband modulation (DSB) Double-sideband modulati
yuyinshengka
- 2PSK，QPSK，MSK，QAM的调制方式鉴别，其中有符号速率的估计，频偏的估计，确定载频，并画出星座图，用simulink编写-2PSK, QPSK, MSK, QAM modulation scheme identification, including the estimated symbol rate, frequency offset estimate to determine the carrier frequency, and draw the constellations, w
OFDM_mode
- Normalization Factor Kmod Modulation Scheme Value kmod here is a normalization constant or scale factor applied to the hard decision based on the sub-carrier constellation being used,such as BPSK, QPSK, 16-QAM or 64-QAM such that each of the sub-
松尾环
- 改进的costas环——‘松尾环’实现64阶QAM信号的载波同步(The 64 order QAM signal carrier synchronization of Costas ring - "Matsuo ring" improved)
OFDM source code
- OFMD系统包含8个子载波，f=1Hz，子载波频率间隔为1Hz，每个子载波4-QAM，符号周期1s(The OFMD system contains 8 sub-carriers, f = 1 Hz, sub-carrier frequency interval is 1 Hz, 4-QAM per sub-carrier, symbol period 1s)