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    • 121. 发明申请
    • Rib-Type Waveguide Silicon Modulators And Optical Devices
    • 肋型波导硅调制器和光器件
    • US20160357036A1
    • 2016-12-08
    • US15238688
    • 2016-08-16
    • SiFotonics Technologies Co., Ltd.
    • Tuo ShiTzung-I SuYongbo ShaoDong Pan
    • G02F1/025G02B6/28
    • G02F1/025G02B6/2813G02F1/2257G02F2001/0152G02F2001/212G02F2201/063G02F2203/15
    • A ring optical modulator includes a SOI substrate, including at least first and second top silicon layers, and a silicon-based ring resonator formed on the SOI substrate. The silicon-based ring resonator includes first and second top silicon layers, a thin dielectric gate layer disposed between the top silicon layers, first and second electric contacts, and first rib-type waveguide and ring-shape rib-type waveguide formed on the second top silicon layer. The thin dielectric layer includes a first side in contact with the first top silicon layer and a second side in contact with the second top silicon layer. With electric signals applied on the electric contacts, free carriers accumulate, deplete or invert within the top silicon layers on the first and second sides of the thin dielectric gate layer beneath the ring-shape rib-type waveguide, simultaneously, and a refractive index of the ring-shape rib-type waveguide confining optical fields is modulated.
    • 环形光调制器包括至少包括第一和第二顶硅层的SOI衬底和形成在SOI衬底上的硅基环形谐振器。 硅基环形谐振器包括第一和第二顶部硅层,设置在顶部硅层之间的薄介电栅极层,第一和第二电触点以及形成在第二硅层上的第一肋状波导和环形肋型波导 顶层硅层。 薄介电层包括与第一顶硅层接触的第一侧和与第二顶硅层接触的第二侧。 通过施加在电触头上的电信号,自由载流子同时在环状肋型波导下面的薄电介质栅极层的第一和第二侧的顶部硅层内积聚,消耗或反转,折射率 环形肋型波导限制光场被调制。
    • 128. 发明申请
    • DOUBLE LAYER INTERLEAVED P-N DIODE MODULATOR
    • 双层隔离型P-N二极管调制器
    • US20150011040A1
    • 2015-01-08
    • US14492410
    • 2014-09-22
    • International Business Machines Corporation
    • William M. GreenJessie C. RosenbergYurii Vlasov
    • G02B6/134G02B6/12
    • G02B6/1347G02B6/12G02B2006/12061G02F1/025G02F2201/063G02F2201/15G02F2202/06G02F2202/105
    • A method for fabricating an optical modulator includes forming n-type layer, a first oxide portion on a portion of the n-type layer, and a second oxide portion on a second portion of the n-type layer, patterning a first masking layer over the first oxide portion, portions of a planar surface of the n-type layer, and portions of the second oxide portion, implanting p-type dopants in the n-type layer to form a first p-type region and a second p-type region, removing the first masking layer, patterning a second masking layer over the first oxide portion, a portion of the first p-type region, and a portion of the n-type layer, and implanting p-type dopants in exposed portions of the n-type layer, exposed portions of the first p-type region, and regions of the n-type layer and the second p-type region disposed between the substrate and the second oxide portion.
    • 一种光学调制器的制造方法包括在n型层的一部分上形成n型层,第一氧化物部分和n型层的第二部分上的第二氧化物部分,将第一掩模层图案化 第一氧化物部分,n型层的平面表面的部分和第二氧化物部分的部分,在n型层中注入p型掺杂剂以形成第一p型区和第二p型 去除所述第一掩蔽层,在所述第一氧化物部分上形成第二掩模层,所述第一p型区域的一部分和所述n型层的一部分,以及在所述第一掩模层的暴露部分中注入p型掺杂剂 n型层,第一p型区域的露出部分以及设置在基板和第二氧化物部分之间的n型层和第二p型区域的区域。
    • 130. 发明授权
    • Optical control device
    • 光控装置
    • US08644647B2
    • 2014-02-04
    • US12225787
    • 2007-03-30
    • Junichiro IchikawaFutoshi YamamotoYuhki KinparaKatsutoshi KondouSatoshi Oikawa
    • Junichiro IchikawaFutoshi YamamotoYuhki KinparaKatsutoshi KondouSatoshi Oikawa
    • G02F1/035
    • G02F1/0356G02F1/2255G02F2201/063G02F2201/066G02F2201/121
    • It is an object to provide an optical control device capable of realizing speed matching between a microwave and a light wave or impedance matching of microwaves and of reducing a driving voltage. An optical control device including a thin plate 1 (11) which has an electro-optical effect and has a thickness of 10 μm or less, an optical waveguide 2 formed in the thin plate, and control electrodes for controlling light passing through the optical waveguide is characterized in that the control electrodes are configured to include a first electrode and a second electrode disposed to interpose the thin plate therebetween, the first electrode has a coplanar type electrode including at least a signal electrode 4 and a ground electrode 5, and the second electrode has at least a ground electrode 54 (55, 56) and is configured to apply an electric field to the optical waveguide in cooperation with the signal electrode of the first electrode.
    • 本发明的目的是提供一种能够实现微波和光波之间的速度匹配或微波的阻抗匹配以及降低驱动电压的光学控制装置。 一种光学控制装置,包括具有电光效应并且具有10μm或更小的厚度的薄板1(11),形成在薄板中的光波导2和用于控制通过光波导的光的控制电极 其特征在于,控制电极被配置为包括第一电极和设置成将薄板夹在其间的第二电极,第一电极具有至少包括信号电极4和接地电极5的共面型电极,第二电极 电极至少具有接地电极54(55,56),并且被配置为与第一电极的信号电极协作地向光波导施加电场。