| 多探头双频超声波接收电路设计 |
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| 引用本文： | 刘思双,冯涛,张柯. 多探头双频超声波接收电路设计[J]. 电子世界, 2013, 0(23): 129-130 |
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| 作者姓名： | 刘思双 冯涛 张柯 |
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| 作者单位： | [1]杭州电子科技大学电子信息学院 [2]苏州爱思索电子科技有限公司 |
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| 摘 要： | 该文创新设计了一种多个双频超声波探头的超声波接收电路，适用于海洋鱼类资源探测等需要用到多个超声波探头的场合。该接收电路由前级放大电路，开关切换电路，带通滤波电路和后级放大电路组成。DSPIC单片机负责控制，接收电路多对一分时切换。采用了收发隔离电路，使得超声波探头可以工作在收发一体的工作方式，有效的节约了电路和探头的成本。
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| 关 键 词： | 超声波 发射接收电路 双频 多探头 |
Ultrasonic receiving circuit design of Multi-probe and Dual Frequency |
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| LIU Si-Shuang,FENT Tao,ZHANG Ke. Ultrasonic receiving circuit design of Multi-probe and Dual Frequency[J]. Electronics World, 2013, 0(23): 129-130 |
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| Authors: | LIU Si-Shuang FENT Tao ZHANG Ke |
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| Affiliation: | 2 ( 1.School of Electronics Information, Hangzhou Dianzi University, Hangzhou Zhejiang 310018, China; 2.Electronic Technology Co., Ltd. Suzhou Ai Sisuo, Suzhou Jiangsu 215000, China ) |
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| Abstract: | That paper provides a innovative design of Multi-probe and Dual Frequency ultrasonic Receiving circuit, suitable for marine fish resources detection which need to use multiple ultrasonic probe and so on.The receiving circuit consists of pre-amplifier circuit, switch circuit, the band-pass filter circuit and the post-stage amplifier circuit.The DSPIC MCU is responsible for controlling the circuit and the receiving circuit switched by time.That design use an isolation circuit, so that the ultrasonic probe can operate in the transceiver mode, effectively saving the cost of the circuit and probe. |
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| Keywords: | Ultrasonic Transmitringand receiving circuit Dual Frequency Multi-probe |
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