Optical path length trimming technique using thin film heaters for silica-based waveguides on Si

被引:17
作者
Abe, M
Inoue, Y
Moriwaki, K
Okuno, M
Ohmori, Y
机构
[1] NTT Opto-electronics Laboratories, Tokai, Naka-gun
关键词
planar lightwave circuits; optical waveguides;
D O I
10.1049/el:19961211
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
The authors propose a practical optical path length trimming technique and demonstrate this using thin film heaters for silica based planar lightwave circuits (PLCs). Irreversible refractive index changes up to 1.5 X 10(-4) can be obtained to trim the PLC response by simply controlling the heating power and time. This technique is applied successfully to thermo-optic switches to maximise their extinction ratios.
引用
收藏
页码:1818 / 1820
页数:3
相关论文
共 8 条
[1]   PHOTOINDUCED REFRACTIVE-INDEX CHANGES IN TIO2-DOPED SILICA OPTICAL WAVE-GUIDES ON SILICON SUBSTRATE [J].
HIBINO, Y ;
ABE, M ;
KOMINATO, T ;
OHMORI, Y .
ELECTRONICS LETTERS, 1991, 27 (24) :2294-2295
[2]   LASER-TRIMMED 4-PORT BANDPASS FILTER FABRICATED IN SINGLE-MODE PHOTOSENSITIVE GE-DOPED PLANAR WAVE-GUIDE [J].
KASHYAP, R ;
MAXWELL, GD ;
AINSLIE, BJ .
IEEE PHOTONICS TECHNOLOGY LETTERS, 1993, 5 (02) :191-194
[3]   SILICA WAVE-GUIDES ON SILICON AND THEIR APPLICATION TO INTEGRATED-OPTIC COMPONENTS [J].
KAWACHI, M .
OPTICAL AND QUANTUM ELECTRONICS, 1990, 22 (05) :391-416
[4]  
MORIWAKI K, 1995, P OFC 95
[5]   BIREFRINGENCE CONTROL OF SILICA WAVE-GUIDES ON SI AND ITS APPLICATION TO A POLARIZATION-BEAM SPLITTER SWITCH [J].
OKUNO, M ;
SUGITA, A ;
JINGUJI, K ;
KAWACHI, M .
JOURNAL OF LIGHTWAVE TECHNOLOGY, 1994, 12 (04) :625-633
[6]   IMPROVED 8X8 INTEGRATED OPTICAL MATRIX SWITCH USING SILICA-BASED PLANAR LIGHTWAVE CIRCUITS [J].
OKUNO, M ;
KATO, K ;
OHMORI, Y ;
KAWACHI, M ;
MATSUNAGA, T .
JOURNAL OF LIGHTWAVE TECHNOLOGY, 1994, 12 (09) :1597-1606
[7]   BIPOLAR TUNING OF SILICA-ON-SILICON DIRECTIONAL-COUPLERS BY ELECTRON-BEAM IRRADIATION [J].
SYMS, RRA ;
LEWANDOWSKI, J ;
NIELD, M ;
MACKENZIE, F .
IEEE PHOTONICS TECHNOLOGY LETTERS, 1994, 6 (04) :525-527
[8]   NOVEL METHOD FOR CENTER WAVELENGTH TUNING OF SILICA WAVE-GUIDE TYPE MACH-ZEHNDER MULTI/DEMULTIPLEXERS [J].
UETSUKA, H ;
KUROSAWA, M ;
IMOTO, K .
ELECTRONICS LETTERS, 1990, 26 (04) :251-253