电路
- 与 电路 相关的网络例句 [注:此内容来源于网络,仅供参考]
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A new style CFOA was proposed in this paper, the compens AT ion circuit elimin AT e the imbalance between the two input in st AT ic condition,the PMOS and NMOS complementary input structure enhance SNR,Simul AT ion with 0.6 CMOS process parameters,result in a high SR as well as bandwidth gain-independence.
本文提出了一种新型的电流反馈形运算放大器,该电路所具有的电压补偿电路克服了以往基于CMOS的CFOA两个输入端静态条件下不平衡的缺点;NMOS与PMOS互补的输入结构提高了电路的信躁比。
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multi-channel correlators are widely used in traditional pseudo-random code cw radar,which makes the ranging system more complicated.this paper proposes a method of digitalizing the return signal directly and then convoluting the signals on dsp,which can replace multi-channel correlation in analog circuit.but the computation of convolution is too huge for the dsp to fulfill.to solve this problem,this paper analyzes five fast algorithms including fft,and then chooses one according to the characters of prc-cw radars.the digital method and fast algorithm have been verified by simulated signal and real signal.
一种提高空间伪码扩谱测距精度的实用。。。摘要:传统的伪码调相连续波雷达采用多路模拟相关电路实现对回波信号的相关接收,通过多路试探搜索各距离单元的目标,电路复杂。提出的数字化方案,对回波信号直接数字化,利用高速dsp实现数字卷积,可替代多路模拟相关电路。但是直接卷积的运算量过大,dsp无法承受。本文对此进行了研究,分析了包括fft在内的五种快速算法,结合prc-cw雷达的具体情况,确定了一种适于dsp实现的快速卷积算法。仿真和实测数据证实了数字化方案及快速算法的正确性。
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multi-channel correlators are widely used in traditional pseudo-random code cw radar,which makes the ranging system more complicated.this paper proposes a method of digitalizing the return signal directly and then convoluting the signals on dsp,which can replace multi-channel correlation in analog circuit.but the computation of convolution is too huge for the dsp to fulfill.to solve this problem,this paper analyzes five fast algorithms including fft,and then chooses one according to the characters of prc-cw radars.the digital method and fast algorithm have been verified by simulated signal and real signal.
摘 要:传统的伪码调相连续波雷达采用多路模拟相关电路实现对回波信号的相关接收,通过多路试探搜索各距离单元的目标,电路复杂。提出的数字化方案,对回波信号直接数字化,利用高速dsp实现数字卷积,可替代多路模拟相关电路。但是直接卷积的运算量过大,dsp无法承受。本文对此进行了研究,分析了包括fft在内的五种快速算法,结合prc-cw雷达的具体情况,确定了一种适于dsp实现的快速卷积算法。仿真和实测数据证实了数字化方案及快速算法的正确性。
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Secondly, the thesis analyzes the design principle of hardware system, and descries the architecture of the solution. It analyzes how to implement AD converter, IDT72V3690 circuit, FPGA chip EP1C2214 design, including RAIDO disk control and application of embedded microprocessor LPC2214.Thirdly, the thesis descripts the design and realization of embedded software of LPC2214. First of all, it brings out the thinking of software layer, and designs the software architecture.
其次,叙述了基于USB总线硬件系统的体系结构及设计原理;详细介绍了如何实现AD转换电路抗干扰以及如何采用嵌入式处理器LPC2214、高速缓存IDT72V3690电路、FPGA芯片EP1C2214等电路设计实现简易RAID0存储阵列;重点叙述了FPGA设计ATA控制器和RAIDO逻辑的过程,介绍了FPGA内部逻辑是如何工作,将数据有序高效地并行存储到磁盘中去的。
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The electro-optical device includes, in a peripheral area, image signal lines which run from an external circuit connection terminal to a sampling circuit detouring a periphery of a data line driving circuit, and a vertical conducting terminal which is laid in a second side of the TFT array substrate intersecting the first side in the peripheral area observed from the sampling circuit and which electrically conducts to a counter substrate.
电光装置,在周边区域具有从图像信号端子迂回绕过数据线驱动电路的周围而到达采样电路的图像信号线和在周边区域中从采样电路看在与第1边相邻的一个基板的第2边附近配置的、实现与另一基板侧的电的上下导通的上下导通端子。
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The principle of synchronization circuit based on FPGA in optical fiber communication system is described. The circuit digitizes synchronization circuit.
介绍了一种光纤通信系统中基于FPGA的同步电路的原理,该电路实现了同步电路的全数字化。
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There is a emending circuit for GAMMA in internal circuit of LCD TV , the circuit has the function of looking for data.
液晶电视内部电路的红绿蓝三色的驱动电压经过一个GAMMA校正电路,这一电路具有查表功能。
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Thereinto, the analog receiver, the main body of the UATS preprocessor, conditions the output signals of the receiving transducer, which are amplified and filtered.And the driving circuit implements the low-pass filtering of the D/A converters output signals and offers the result to the power amplifier circuit as its input.In addition, the fathoming circuit acquires the depth information of the underwater electronic equipment cabin to ensure a relatively convenient way to adjust and recover the underwater parts of the system.
其中,模拟接收机完成对接收换能器输出信号的放大、滤波等调理工作,是水声靶标系统预处理机的主体部分;驱动电路实现对D/A转换器输出信号的低通滤波,用以产生功率放大电路的输入信号;测深电路用来获取水下电子舱的深度信息,便于系统水下部分的调整和回收。
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Through introduction of improved cofficient and time error that is observed simultaneously the author makes an inductive reasoning of two similar formularies,which can be applied to current regulator tube scanning circuit .
引入了恒流管扫描电路在同一时刻的改进系数和时间误差,归纳了两个近似公式,对几种恒流管扫描电路的性能作了深入一步的研究,并且简化了对该电路的计
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This paper amply discusses the investigation and design of conductance cross-correlation flowmeter, it includes the design of the conductance cross-correlation flow sensor, the design of the prompting source circuit, the design of the signal conditioning circuit under the well, the design of the signal incepting circuit on the floor and the design of the software.
论文详细介绍了研究开发的电导式相关流量计,包括电导式相关流量敏感器的设计、激励源电路的设计、井下信号调理电路的设计、地面信号接收电路的设计和上位机软件的设计。
- 推荐网络例句
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The split between the two groups can hardly be papered over.
这两个团体间的分歧难以掩饰。
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This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.
这种做法不仅鼓励了更多的反应,而且减少跟风的可能性。
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The new PS20 solar power tower collected sunlight through mirrors known as "heliostats" to produce steam that is converted into electricity by a turbine in Sanlucar la Mayor, Spain, Wednesday.
聚光:照片上是建在西班牙桑路卡拉马尤城的一座新型PS20塔式太阳能电站。被称为&日光反射装置&的镜子将太阳光反射到主塔,然后用聚集的热量产生蒸汽进而通过涡轮机转化为电力