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Analog-to-digital converter: a new type using an electrooptic light modulator.

K Takizawa, M Okada

|March 10, 2010

Summary

This summary is machine-generated.

A novel analog-to-digital converter (ADC) uses electrooptic and diode circuits for high-speed, high-resolution signal conversion. This new ADC directly translates analog signals into Gray code, demonstrating efficient data processing capabilities.

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Area of Science:

Electronics
Optoelectronics
Signal Processing

Background:

Traditional analog-to-digital converters (ADCs) face challenges in achieving both high speed and high resolution.
Direct conversion to Gray code offers advantages in certain digital processing applications.

Purpose of the Study:

To propose and demonstrate a new type of analog-to-digital converter (ADC).
To achieve direct translation of analog signals into Gray code with high speed and resolution.

Main Methods:

The proposed ADC integrates an electrooptic light modulator with electronic diode circuits.
Experimental validation involved translating analog signals within a specific voltage and frequency range.

Main Results:

The device successfully translated a 60-V peak-to-peak analog signal at 11 MHz into 3 bits of Gray code.
The results indicate high-speed and high-resolution conversion capabilities.

Conclusions:

The developed electrooptic-electronic ADC offers a promising solution for high-performance signal conversion.
This technology enables direct analog-to-Gray code translation, potentially impacting digital signal processing applications.