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    • 2. 发明申请
    • METHOD OF LASER WRITING REFRACTIVE INDEX PATTERNS IN SILICON PHOTONIC CRYSTALS
    • 激光在硅光电晶体中写入折射率指数图案的方法
    • WO2004099835A1
    • 2004-11-18
    • PCT/CA2004/000688
    • 2004-05-10
    • MIGUEZ, HernanOZIN, Geoffrey, AlanTETREAULT, Nicolas
    • MIGUEZ, HernanOZIN, Geoffrey, AlanTETREAULT, Nicolas
    • G02B6/12
    • B82Y20/00C30B7/00C30B7/005C30B29/06C30B29/60G02B6/1225G02B6/13
    • The present invention discloses a method whereby laser microwriting is used to microanneal an amorphous silicon phase to a nanocrystalline silicon phase in silicon photonic crystals, films, fibers or surface patterns to enable the precise definition of a pre-determined refractive index contrast pattern in spatially designated regions of amorphous silicon photonic crystals, films, fibers or surface patterns in a rapid and straightforward fashion. At the micrometer length scale of the silicon photonic lattice the method can be used to create extrinsic defects in silicon photonic crystals, films, fibers or surface patterns, exemplified but not limited to points, lines and bends for localizing, guiding and bending light. It is also apparent that refractive index patterns can be laser written at larger length scales to create heterostructures in amorphous phase silicon photonic crystals, films, fibers or surface patterns, exemplified but not limited to junction, gradient, superlattice and modulated structures with designed photonic crystal properties and optical functionality.
    • 本发明公开了一种方法,其中使用激光微写作将硅非晶硅相微胶体化到硅光子晶体,膜,纤维或表面图案中的纳米晶硅相,以便能够精确地定义在空间上指定的预定折射率对比度图案 非晶硅光子晶体,膜,纤维或表面图案的区域以快速和直接的方式。 在硅光子晶格的微米长度尺度上,该方法可以用于在硅光子晶体,膜,纤维或表面图案中产生外在缺陷,例示但不限于用于定位,引导和弯曲光的点,线和弯曲。 还可以看出,折射率图案可以以更大的长度刻度激光写入,以在非晶相硅光子晶体,膜,纤维或表面图案中产生异质结,示例但不限于具有设计的光子晶体的结,梯度,超晶格和调制结构 属性和光学功能。
    • 3. 发明申请
    • METHOD OF SYNTHESIS OF 3D SILICON COLLOIDAL PHOTONIC CRYSTALS BY MICROMOLDING IN INVERSE SILICA OPAL (MISO)
    • 通过在反相硅胶(MISO)中微晶化合成3D硅胶体光子晶体的方法
    • WO2004063432A1
    • 2004-07-29
    • PCT/CA2004/000032
    • 2004-01-09
    • THE GOVERNING COUNCIL OF THE UNIVERSITY OF TORONTOMIGUEZ, HernanOZIN, Geoffrey, AlanYANG, San, MingTETREAULT, Nicolas
    • MIGUEZ, HernanOZIN, Geoffrey, AlanYANG, San, MingTETREAULT, Nicolas
    • C30B29/60
    • B82Y20/00C30B5/00C30B29/60C30B33/00G02B6/1225
    • A new type of synthetic silicon colloidal photonic colloidal crystal is described presenting a different topology than previously synthesised high refractive index contrast colloidal photonic crystals. It has been built using a new synthesis process based upon micromolding in inverse silica opals (MISO), where the micromold has a structure of interconnected air cavities in a silica matrix. By chemical vapour deposition of disilane within this micromold, a continuous and uniform silicon layer of controlled thickness is formed, which coats the walls of the silica matrix. Later, by dissolution of the starting silica micromold it is possible to oA new type of synthetic silicon colloidal photonic colloidal crystal is described presenting a different topology than previously synthesised high refractive index contrast colloidal photonic crystals. It has been built using a new synthesis process based upon micromolding in inverse silica opals (MISO), where the micromold has a structure of interconnected air cavities in a silica matrix. By chemical vapour deposition of disilane within this micromold, a continuous and uniform silicon layer of controlled thickness is formed, which coats the walls of the silica matrix. Later, by dissolution of the starting silica micromold it is possible to obtain a face centered cubic silicon colloidal photonic crystal with a topology never observed before and which presents a full photonic band gap, as indicated by theoretical photonic band structure calculations making them useful as optical components of envisioned all-optical microphotonic crystal devices, circuits, chips and computers.
    • 描述了一种新型的合成硅胶体光子胶体晶体,呈现与先前合成的高折射率对比胶体光子晶体不同的拓扑结构。 它是使用基于反硅藻蛋白(MISO)中的微成型的新的合成方法构建的,其中微型金属具有二氧化硅基质中互连的空气腔的结构。 通过在该微型金属中化学气相沉积乙硅烷,形成了受控厚度的连续均匀的硅层,其涂覆了二氧化硅基质的壁。 后来,通过溶解起始的二氧化硅微胶体,可以描述一种新型的合成硅胶体光子胶体晶体,呈现与先前合成的高折射率对比胶体光子晶体不同的拓扑结构。 它是使用基于反硅藻蛋白(MISO)中的微成型的新的合成方法构建的,其中微型金属具有二氧化硅基质中互连的空气腔的结构。 通过在该微型金属中化学气相沉积乙硅烷,形成了受控厚度的连续均匀的硅层,其涂覆了二氧化硅基质的壁。 之后,通过溶解起始的二氧化硅微胶体,可以获得具有以前从未观察到的拓扑的面心立方硅胶体光子晶体,并且其呈现全光子带隙,如理论光子带结构计算所示,使其成为光学 预想全光学微孔晶体器件,电路,芯片和计算机的组件。
    • 4. 发明申请
    • METHOD OF PRODUCING 3-D PHOTONIC CRYSTAL FIBERS
    • 生产三维光子晶体纤维的方法
    • WO2004055561A1
    • 2004-07-01
    • PCT/CA2003/001949
    • 2003-12-16
    • THE GOVERNING COUNCIL OF THE UNIVERSITY OF TORONTOMÍGUEZ, HernánOZIN, Geoffrey, AlanYANG, San, MingTETREAULT, Nicolas
    • MÍGUEZ, HernánOZIN, Geoffrey, AlanYANG, San, MingTETREAULT, Nicolas
    • G02B6/16
    • C30B5/00B82Y20/00C30B29/60G02B6/02347G02B6/1225Y10T428/2933
    • The invention described herein is broadly directed to a method of making 3D inverse colloidal crystal fibers made of silicon. In particular the invention relates to the general utilization of controlled size and controlled shape and controlled length microchannel surface relief patterns that have been lithographically defined in silicon substrates for the geometrically confined crystallization of silica microspheres to form highly ordered and oriented colloidal photonic crystal microchannel templates and the utilization of such templates for creating, through silicon infiltration synthetic strategies, colloidal silicon-silica photonic crystal composite materials thereof and the subsequent removal of the silica template and detachment of these colloidal silicon-silica photonic crystal composite materials from the silicon substrate by etching in a fluoride-based medium to create oriented free standing 3D inverse colloidal photonic crystal fibers. These novel fiber constructs provide a new class of optical components with a complete PBG along transverse and longitudinal directions of the microfiber axis that can be tailored to lie in the optical telecommunication wavelength range.
    • 本文描述的本发明广泛地涉及制造由硅制成的3D反胶体晶体纤维的方法。 特别地,本发明涉及一般利用受控尺寸和可控长度的微通道表面浮雕图案,其已经在硅衬底中被光刻地限定,用于二氧化硅微球的几何限制结晶以形成高度有序和取向的胶体光子晶体微通道模板, 利用这种模板,通过硅渗透合成策略,制备胶体硅 - 硅石光子晶体复合材料,随后去除二氧化硅模板,并通过蚀刻从硅衬底上剥离这些胶体硅 - 硅石光子晶体复合材料 一种基于氟化物的介质,以产生定向自立的3D反胶体光子晶体光纤。 这些新颖的纤维结构提供了一类新的光学元件,其具有沿着超细纤维轴线的横向和纵向方向的完整的PBG,其可以被定制在光通信波长范围内。