Integrated Optics On Silicon Substrate : A Way To Achieve Complex Optical Circuits

Author(s):  
S. Valette ◽  
P. Mottier ◽  
J. Lizet ◽  
P. Gidon ◽  
J. P. Jadot ◽  
...  
1997 ◽  
Vol 486 ◽  
Author(s):  
Tim D. Bestwick

AbstractActive Silicon integrated Optical Circuits (ASOC™) is a technology based on single-mode rib waveguides formed on silicon-on-insulator that is being used to manufacture commercial integrated optics components. Silicon waveguides have excellent properties for many applications in the 1.3 and 1.55 micron telecommunications bands including relatively low loss. An important aspect of ASOC™ technology is the development of a set of waveguide-based elements that can be assembled into practical integrated optics devices. The fundamental waveguide elements include bends, couplers and fiber-waveguide interfaces, and additional elements include doped structures and waveguide gratings. Discrete lasers and photodetectors are also incorporated into ASOC™ technology to form hybrid devices. The technology is being used to manufacture devices for applications in telecomunications and optical sensing, the first major product being a two-wavelength single-fiber bi-directional optical transceiver.


1991 ◽  
pp. 1-12
Author(s):  
Norazan Mohd Kassim

This paper decribes in detail the material and fabrication procees demonstrated for integrated optics application.The loss mechanism of integrated optical waveguides are also dicused.


2014 ◽  
Vol E97.C (7) ◽  
pp. 677-682
Author(s):  
Sung YUN WOO ◽  
Young JUN YOON ◽  
Jae HWA SEO ◽  
Gwan MIN YOO ◽  
Seongjae CHO ◽  
...  

2014 ◽  
Vol 2 (1) ◽  
pp. 20-23
Author(s):  
Jaskiran Kaur ◽  
◽  
Surinder Singh ◽  

Author(s):  
J.G. van Hassel ◽  
Xiao-Mei Zhang

Abstract Failures induced in the silicon substrate by process marginalities or process mistakes need continuous attention in new as well as established technologies. Several case studies showing implant related defects and dislocations in silicon will be discussed. Depending on the electrical characteristics of the failure the localization method has to be chosen. The emphasis of the discussion will be on the importance of the right choice for further physical de-processing to reveal the defect. This paper focuses on the localization method, the de- processing technique and the use of Wright etch for subsequent TEM preparation.


Author(s):  
Younan Hua ◽  
Bingsheng Khoo ◽  
Henry Leong ◽  
Yixin Chen ◽  
Eason Chan ◽  
...  

Abstract In wafer fabrication, a silicon nitride (Si3N4) layer is widely used as passivation layer. To qualify the passivation layers, traditionally chemical recipe PAE (H3PO4+ HNO3) is used to conduct passivation pinhole test. However, it is very challenging for us to identify any pinholes in the Si3N4 layer with different layers underneath. For example, in this study, the wafer surface is Si3N4 layer and the underneath layer is silicon substrate. The traditional receipt of PAE cannot be used for passivation qualification. In this paper, we will report a new recipe using KOH solution to identify the pinhole in the Si3N4 passivation layer.


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