Chinese translation for "升余弦滚降"
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- raised cosine roll off
Related Translations:
余弦振荡: cosine oscillations 逆余弦: arc cosineinverse cosine 余弦运动: cosinusoidal motion 余弦函数: cosine functiontrigonometric function 升余弦波形: raised cosine waveform 升余弦脉冲: raised cosine pulse
- Example Sentences:
| 1. | According to the nyquist first criterion , the usual way is to use raising cosine shaping filter in real communication system . by choosing appropriate rolling off factor and determining the distribution of its characteristics between the transmitter and the receiver , the shaping , filter will minimize the nonlinear distortion , of channel
根据奈奎斯特第一准则，在实际的通信系统中，通常的途径是采用升余弦滚降成形滤波器，选择适当的滚降系数，并确定其特性在收、发两端的分配问题，以便将信道非线性的影响最小化。 | | 2. | Analyze , design and simulate the digital down - convert frequency . first , the analogue if signal is converted to digital if signal in one a / d convertor which used passband sampling theory . the digital if signal is then passed to a pair of digital mixers operating in phase quadrature for mixing the if signal to baseband signal
首先利用带通采样定理对中频模拟信号进行a / d变换后将其混频到基带，然后用平方根升余弦滚降滤波器同时完成低通滤波和匹配滤波双重作用，以提高解调器的效率。 | | 3. | The emphasis of the thesis is base - band signal shaping and programmable interpolation algorithm . we introduce the basic theory of base - band signal shaping , and the effect of the digitizing of the ideal raised cosine rollof signal g ( t ) is attentioned . the shaping filter parameters are determined based on the system specifications , and the simulation results are given
首先从降低邻近码间干扰原则出发,讨论了基带成形的基本原理与升余弦滚降滤波器的时频特性,重点分析将理想的滚降波形g ( t )数字化后对频谱的影响,并且根据系统指标,确定了各项参数,给出了具体的设计举例和仿真结果。 |
- Similar Words：
- "升佑" Chinese translation, "升于桅顶" Chinese translation, "升余弦" Chinese translation, "升余弦波形" Chinese translation, "升余弦窗" Chinese translation, "升余弦脉冲" Chinese translation, "升余弦频率响应" Chinese translation, "升余弦频谱" Chinese translation, "升余弦特性" Chinese translation, "升余弦信道" Chinese translation
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