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Waveform generating device and method

A waveform generation and waveform data technology, applied in the field of electronic science, can solve the problems of low operating speed and inability to realize high-speed digital waveform generation and control, and achieve the effect of high flexibility, high-speed digital waveform generation and control functions

Active Publication Date: 2015-12-16
UNIV OF SCI & TECH OF CHINA
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Problems solved by technology

Therefore, the FPGA-based waveform generator circuit often does not need to redesign the hardware to meet the needs of various applications, but it has an obvious disadvantage: it cannot realize high-speed digital waveform generation and control functions, and the operating speed is low. for custom AISC-based circuits

Method used

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  • Waveform generating device and method

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Embodiment Construction

[0041]The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

[0042] With the further development of semiconductor technology, the performance of current FPGA products has gradually approached that of customized AISC circuits. Among them, Xilinx's SRAM-type Virtex-7 series FPGA is currently the highest-performance FPGA product on the market, which uses 28nm CMOS technology , the lowest working level is 1.2V, supports serial data transmission up to 10Gb / s, integrates up to one million logic units and hundreds or even thousa...

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Abstract

The application discloses a waveform generating device and method. The waveform generating device comprises a waveform generating management module based on a FPGA (Field Programmable Gate Array) and a peripheral circuit expansion module. The waveform generating management module comprises a core management unit, a data transmission control unit, a storage control unit, a system clock management unit and a data rate acceleration unit, wherein the data transmission control unit is connected to the core management unit; the storage control unit is connected to the core management unit; the system clock management unit is connected to the core management unit; and the data rate acceleration unit is used for outputting waveform data at an accelerated output rate. The peripheral circuit expansion module comprises a data transmission bus control unit, a storage unit, a digital-analog conversion unit and an output clock management unit. The invention is high in flexibility and can achieve a high-speed digital waveform generation and control function.

Description

technical field [0001] The invention relates to the field of electronic science and technology, in particular to a waveform generating device and method. Background technique [0002] With the rapid development of electronic science and technology and related research fields in recent years, waveform generators have been widely used in electronic science and technology, communications, physics, chemistry, biology, and even medicine. The high-speed and high-resolution waveform generation function can not only be used as a high-precision reference signal, but also provide a stable excitation signal for basic scientific research. With the rapid development of modern science and technology, a new high-speed and high-resolution waveform generation function has been proposed. demand. Arbitrary Waveform Generator (AWG, ArbitraryWaveformGenerator) is a typical example of waveform generation function, that is, users can customize arbitrary waveforms for AWG output according to their...

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Application Information

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IPC IPC(8): H03K3/02G06F1/02
Inventor 秦熙石致富荣星贾文飞王淋谢一进耿建培杜江峰
Owner UNIV OF SCI & TECH OF CHINA
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