The ground test bench is designed for the performance test demands of data recorddevice. The overall design scheme of the test bench is proposed based on the detailedanalysis of its performance index. The main control chip of this system is FPGA, and theUSB interface is responsible for the communication with computer. With the method ofmodular
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The Integrated Gate Commutated Thyristor IGCT is a new power electronic device. It is integrated with the GCT chip and the gate driver by low inductance. It has advantages both in stable turn-off capability of transistor and low turn-on loss of SCR. It has characteristics of high current, high voltage, high switching frequency, high reliability,
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Today, as the electronic technology is developing fantastically fast, higher performance of frequency synthesizer is put forward, wide frequency range, high frequency resolution, low jump time, low phase noise, high spurious restraining and controlled by program .These requirements are too hard to reached by using normal analog circuit. Therefore, how to design a new frequency
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Telemetry Converter is the core of the rocket telemetry system. In the process of launching rockets, it provides all of the rocket flight parameters for the ground, so it demands for high accuracy and high reliability to Telemetry Converter. Telemetry Converter Test-Equipment is the ground test equipment dedicated for Telemetry Converter, it is a large
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Digital converter, which provides all the required parameters during the flight of the vehicle for the ground in the process of vehicle emission, is the core component of vehicle telemetry system. Therefore, the precision, stability and reliability of the telemetry system digital converter are of particular importance. The test bench of digital converter, which is
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H.264/AVC is the video codec for next-generation multimedia, with the advantages of high coding efficiency, high transmission reliability and flexibility for operation over a variety of network environments. It has achieved a significant improment in coding efficiency, but its complexity and computation are too high. So it is usually designed as hardware accelerator in practice
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