High-speed data acquisition and real-time accumulation circuit for light-time domain reflectometer


Application Number: 00107855
Application Date: 2000.06.27
Publication Number: 1330266
Publication Date: 2002.01.09
Priority Information:
International: G01N21/00;H04B10/08;H04B17/00
Applicant(s) Name: Huawei Technology Co Ltd
Address:
Inventor(s) Name: Zhu Hongchun
Patent Agency Code: 00000
Patent Agent:
Abstract A high-speed data acquisition and real-time accumulation circuit for the light-time domain reflectometer with wide dynamic range is composed of a pulse signal generator for providing drive pulse to light transmitter, pulse parameters and logic control unit, A/D converter for quantizing the analog signals from light receiver, a high-speed memory for the sampled and accumulated data, a buffer storage, microprocessor unit, clocking signal unit and signal processing unit. Its advantages include high resolution and high speed.