NO DEAD-SPACE OPTICAL TIME-DOMAIN REFLECTOMETER

被引:22
作者
RIPAMONTI, G [1 ]
GHIONI, M [1 ]
LACAITA, A [1 ]
机构
[1] POLITECN MILAN,CNR,CTR ELETTRON QUANTIST & STRUMENTAZ ELECTRON,I-20133 MILAN,ITALY
关键词
D O I
10.1109/50.59152
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
An optical time-domain reflectometer operating at room temperature with the single-photon counting technique is described. It features subcentimeter resolution without data deconvolution, and the capability of observing Rayleigh scattering a few centimeters after a reflecting (Fresnel) discontinuity. The key component for the instrument is a silicon single-photon detector of a new design. It is shown that the instrument limitations in the measurements depend mainly on the gain-switched laser diode, which is the laser of choice in portable instruments suitable for field measurements. © 1990 IEEE
引用
收藏
页码:1278 / 1283
页数:6
相关论文
共 20 条
[1]   FIBER WAVEGUIDES - NOVEL TECHNIQUE FOR INVESTIGATING ATTENUATION CHARACTERISTICS [J].
BARNOSKI, MK ;
JENSEN, SM .
APPLIED OPTICS, 1976, 15 (09) :2112-2115
[2]   HIGH-RESOLUTION AND HIGH-SENSITIVITY OPTICAL-TIME-DOMAIN REFLECTOMETER [J].
BETHEA, CG ;
LEVINE, BF ;
COVA, S ;
RIPAMONTI, G .
OPTICS LETTERS, 1988, 13 (03) :233-235
[3]  
Cova S., 1985, International Electron Devices Meeting. Technical Digest (Cat. No. 85CH2252-5), P310
[4]   20-PS TIMING RESOLUTION WITH SINGLE-PHOTON AVALANCHE-DIODES [J].
COVA, S ;
LACAITA, A ;
GHIONI, M ;
RIPAMONTI, G ;
LOUIS, TA .
REVIEW OF SCIENTIFIC INSTRUMENTS, 1989, 60 (06) :1104-1110
[5]   ACTIVE-QUENCHING AND GATING CIRCUITS FOR SINGLE-PHOTON AVALANCHE-DIODES (SPADS) [J].
COVA, S ;
LONGONI, A ;
RIPAMONTI, G .
IEEE TRANSACTIONS ON NUCLEAR SCIENCE, 1982, 29 (01) :599-601
[6]   A SEMICONDUCTOR DETECTOR FOR MEASURING ULTRAWEAK FLUORESCENCE DECAYS WITH 70 PS FWHM RESOLUTION [J].
COVA, S ;
LONGONI, A ;
ANDREONI, A ;
CUBEDDU, R .
IEEE JOURNAL OF QUANTUM ELECTRONICS, 1983, 19 (04) :630-634
[7]  
GARSIDE BK, 1988, PHOTON SPECTRA SEP, P79
[8]   NEW SILICON EPITAXIAL AVALANCHE-DIODE FOR SINGLE-PHOTON TIMING AT ROOM-TEMPERATURE [J].
GHIONI, M ;
COVA, S ;
LACAITA, A ;
RIPAMONTI, G .
ELECTRONICS LETTERS, 1988, 24 (24) :1476-1477
[9]   AN ACOUSTOOPTICAL DIRECTIONAL COUPLER FOR AN OPTICAL TIME-DOMAIN REFLECTOMETER [J].
HORIGUCHI, T ;
NAKAZAWA, M ;
TOKUDA, M ;
UCHIDA, N .
JOURNAL OF LIGHTWAVE TECHNOLOGY, 1984, 2 (02) :108-115
[10]   ULTRAFAST MICROCHANNEL PLATE PHOTOMULTIPLIERS [J].
KUME, H ;
KOYAMA, K ;
NAKATSUGAWA, K ;
SUZUKI, S ;
FATLOWITZ, D .
APPLIED OPTICS, 1988, 27 (06) :1170-1178