从轨道方程出发,对影响卫星光链路接收机带宽的主要因素———多普勒频移进行了研究。
The Doppler frequency shift, the main factor restricting the bandwidth of receiver in inter satellite laser link, with orbit equations is calculated.
因此,本论文提出了一种全差分光接收机,其优点是可使现行差分光接收机的灵敏度倍增和带宽明显提高。
Hence, this thesis proposes a novel fully differential optical receiver with advantages of a doubled sensitivity and a much better bandwidth compared with a present differential optical receiver.
由于LPI雷达具有大时间带宽积,故超宽带雷达具有高处理增益而抵消侦察接收机在侦察距离上的优势。
Because of the LPI radar's large time-bandwidth product, UWB radar has a high processing gain to cancel the advantage of the intelligence receiver at intercept range.
有关惯性速度辅助下的GPS接收机的带宽、跟踪和捕获性能在本文中作了分析。
Band width, Tracking and capture characteristic of GPS receiver aided by velocity signal Provided by inertial system are analyzed in this paper.
作为光接收机前端的关键部分,限幅放大器要求具有高增益,足够带宽以及较宽的输入动态范围。
As the key component of optical receiver, design of a high-speed limiting amplifier with high gain, broadband and a wide dynamic input range is required.
传统的模拟接收机,处理速度快、瞬时带宽大、截获概率高。
Traditional analog receiver has the following characteristics, such as high processing speed, wide instantaneous bandwidth, high intercept probability.
为避免过量的传输失真,发射机与接收机之间的带宽至少要两倍于数字载波调制的带宽。
To avoid excessive transmission distortion, the bandwidth between transmitter and receiver must be at least twice that with digital carrier modulation.
将采样的方法应用于数字接收机中,可以在一定条件下降低采样速率,同时增加接收机的瞬时带宽。
Subnyquist sampling applied in digital receivers can reduce sampling rate of ADC and increase input band width of digital receivers under given conditions.
将采样的方法应用于数字接收机中,可以在一定条件下降低采样速率,同时增加接收机的瞬时带宽。
Subnyquist sampling applied in digital receivers can reduce sampling rate of ADC and increase input band width of digital receivers under given conditions.
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