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1. 发明申请

US20070127862A1 OPTICALLY FUNCTIONAL DEVICE 有权
标题翻译：光功能器件
公开(公告)号：US20070127862A1
公开(公告)日：2007-06-07
申请号：US11671112
申请日：2007-02-05
申请人： Osamu MITOMI , Jungo Kondo , Atsuo Kondo , Kenji Aoki , Tetsuya Ejiri , Yuichi Iwata
发明人： Osamu MITOMI , Jungo Kondo , Atsuo Kondo , Kenji Aoki , Tetsuya Ejiri , Yuichi Iwata
IPC分类号： G02F1/295
CPC分类号： G02F1/035 , G02F1/0508
摘要： An optical functional device comprises a dielectric substrate 5, a ferroelectric thin layer 10 provided on the dielectric substrate 5 and comprising a material having electro-optical effect and an electrode 3A, 3B provided on the ferroelectric thin layer 10. A part of the ferroelectric thin layer 10 functions as a core 9 of the optical wave guide and the dielectric substrate functions as a clad for the optical waveguide. The optical waveguide 9 constitutes a multi-mode waveguide in the direction “D” of depth of the ferroelectric thin layer.
摘要翻译：光功能元件包括电介质基片5，设置在电介质基片5上并包含具有电光效应的材料和设置在铁电薄层10上的电极3A，3B的铁电薄层10。铁电薄层10的一部分用作光波导的芯9，并且电介质基板用作光波导的包层。光波导9构成铁电薄层的深度方向“D”的多模波导。

2. 发明申请

US20090274408A1 OPTICAL MODULATOR COMPONENT AND OPTICAL MODULATOR 失效
标题翻译：光学调制器组件和光学调制器
公开(公告)号：US20090274408A1
公开(公告)日：2009-11-05
申请号：US12499921
申请日：2009-07-09
申请人： Kenji AOKI , Osamu MITOMI , Jungo KONDO , Yuichi IWATA , Tetsuya EJIRI
发明人： Kenji AOKI , Osamu MITOMI , Jungo KONDO , Yuichi IWATA , Tetsuya EJIRI
IPC分类号： G02F1/035 , G02B6/12
CPC分类号： G02F1/225 , G02F2201/16
摘要： An optical modulator component 2 has a substrate 4 for modulation made of an electro-optical material and having a joining face 4b; an optical waveguide 6 provided in or on the substrate 4 and having at least one pair of branched portions 6c; and a radio-frequency interaction portion 11 applying a voltage on the respective branched portions 6c to modulate light propagating through the branched portions. The optical waveguide 6 has end faces 15A, 15B, 15C and 15D present on the joining face 4b of the substrate 4 for modulation.
摘要翻译：光调制器部件2具有用于由电光材料制成并具有接合面4b的调制用基板4; 设置在基板4中或基板4上并具有至少一对分支部6c的光波导6; 以及在各分支部6c上施加电压以调制通过分支部分传播的光的射频相互作用部分11。光波导6具有存在于用于调制的基板4的接合面4b上的端面15A，15B，15C和15D。

3. 发明申请

US20070269176A1 OPTICAL WAVEGUIDE STRUCTURES 有权
标题翻译：光波导结构
公开(公告)号：US20070269176A1
公开(公告)日：2007-11-22
申请号：US11750515
申请日：2007-05-18
申请人： Osamu MITOMI , Yuichi Iwata , Jungo Kondo , Kenji Aoki , Tetsuya Ejiri
发明人： Osamu MITOMI , Yuichi Iwata , Jungo Kondo , Kenji Aoki , Tetsuya Ejiri
IPC分类号： G02B6/10
CPC分类号： G02B6/1225 , B82Y20/00 , G02F2202/32
摘要： An optical waveguide structure has a slab type photonic crystal and an optical waveguide provided in the photonic crystal. The photonic crystal has a slab of a dielectric film and a plurality of lattice columns each having dielectric pillars. The dielectric pillars included in the lattice columns at least in n'th order (n represents 1, 2, 3, 4 and 5) in distance with respect to said optical waveguide, respectively, has a planar shape of an equilateral polygon or exact circle. At least one of the dielectric pillars included in the lattice columns at least in n'th order (n represents 2, 3, 4 and 5) with respect to the optical waveguide has a size rn different from a fundamental size ro.
摘要翻译：光波导结构具有平板型光子晶体和设置在光子晶体中的光波导。光子晶体具有电介质膜和多个具有介电柱的晶格列的平板。相对于所述光波导分别至少在第n级（n表示1,2,3,4和5）的晶格列中的介电柱分别具有等边多边形或精确圆的平面形状。包括在格子列中的至少一个介质柱相对于光波导至少第n级（n表示2,3,4和5）具有不同于基本尺寸ro的尺寸rn。

4. 发明申请

US20090232439A1 OPTICAL MODULATORS 有权
标题翻译：光学调制器
公开(公告)号：US20090232439A1
公开(公告)日：2009-09-17
申请号：US12401753
申请日：2009-03-11
申请人： Osamu MITOMI , Kenji AOKI , Tetsuya EJIRI , Akiyoshi IDE , Jungo KONDO , Yuichi IWATA
发明人： Osamu MITOMI , Kenji AOKI , Tetsuya EJIRI , Akiyoshi IDE , Jungo KONDO , Yuichi IWATA
IPC分类号： G02F1/035
CPC分类号： G02F1/0356 , G02B6/12007
摘要： An optical modulator having an optical modulation part and a connection part for an optical fiber propagating light. The optical modulation part has a modulation substrate of an electro-optic material, a modulation optical waveguide formed on the modulation substrate, a high frequency interaction part for applying a voltage to the modulation optical waveguide to modulate the propagation of light, a first supporting substrate and a first adhesion layer for adhering the modulation substrate to the first supporting substrate. The connection part has a connection substrate of an electro-optic material, a connection optical waveguide formed on the connection substrate, a second supporting substrate, and a second adhesion layer for adhering the connection substrate to the second supporting substrate. The modulation substrate is adhered to the connection substrate. The first supporting substrate is adhered to the second supporting substrate. The modulation optical waveguide is connected to the connection optical waveguide.
摘要翻译：一种具有光学调制部分和用于光纤传播光的连接部分的光调制器。光调制部具有电光材料的调制基板，形成在调制基板上的调制光波导，向调制光波导施加电压以调制光的传播的高频相互作用部，第一支撑基板以及用于将调制基板粘附到第一支撑基板的第一粘合层。连接部具有电光材料的连接基板，形成在连接基板上的连接光波导，第二支撑基板和用于将连接基板粘接到第二支撑基板的第二粘合层。调制基板粘附到连接基板。第一支撑基板粘附到第二支撑基板。调制光波导连接到连接光波导。

5. 发明申请

US20070104407A1 OPTICAL WAVEGUIDE DEVICES 有权
标题翻译：光波器件
公开(公告)号：US20070104407A1
公开(公告)日：2007-05-10
申请号：US11557506
申请日：2006-11-08
申请人： Osamu MITOMI , Kenji Aoki , Jungo Kondo , Yuichi Iwata , Tetsuya Ejiri
发明人： Osamu MITOMI , Kenji Aoki , Jungo Kondo , Yuichi Iwata , Tetsuya Ejiri
IPC分类号： G02F1/295
CPC分类号： G02B6/125 , G02B2006/12097 , G02B2006/12104 , G02B2006/12119 , G02B2006/12142 , G02B2006/12159 , G02F1/0508 , G02F1/2255 , G02F1/3137
摘要： It is provided an optical waveguide device in which the radius of curvature of a curved part of an optical waveguide can be lowered and the radiation loss of light in the curved part can be reduced. An optical waveguide device 2 has a ferroelectric optical waveguide substrate and an optical waveguide 5 formed in or on the substrate and modulating electrodes 4A, 4B and 4C. The thickness of the optical waveguide substrate is 30 μm or smaller at least in a region where the optical waveguide is formed. The optical waveguide has curved part having a radius of curvature of 30 mm or smaller.
摘要翻译：提供了一种光波导器件，其中可以降低光波导的弯曲部分的曲率半径，并且可以减少弯曲部分中的光的辐射损失。光波导路装置2具有形成在基板中或基板上的铁电光波导基板和光波导路5，调制电极4A，4B，4B。光波导基板的厚度至少为30μm以下形成光波导的区域。光波导具有曲率半径为30mm以下的弯曲部。

6. 发明申请

US20110157673A1 OPTICAL MODULATOR 有权
标题翻译：光学调制器
公开(公告)号：US20110157673A1
公开(公告)日：2011-06-30
申请号：US13022896
申请日：2011-02-08
申请人： Osamu MITOMI , Yasunori Iwasaki , Yuji Hori , Kenji Aoki , Jungo Kondo
发明人： Osamu MITOMI , Yasunori Iwasaki , Yuji Hori , Kenji Aoki , Jungo Kondo
IPC分类号： G02F1/01
CPC分类号： G02F1/2255
摘要： An optical modulator includes an optical modulation substrate, an electrical length adjusting substrate, a package containing the substrates, and a plurality of input ports for inputting high frequency electrical signals. The optical modulation substrate includes a substrate body made of an electro-optic material, a ground electrode and a plurality of signal electrodes provided on the substrate body, optical waveguides propagating lights interacting with the signal electrodes, respectively, and electrode input ports inputting the high frequency electrical signals into the signal electrodes, respectively. The signal electrode includes an interacting part, an input end part provided between the electrode input port and interacting part, and a terminal part. The electrical length adjusting substrate includes conductive lines connected to the input ports for inputting the high frequency electrical signals, respectively. The conductive lines have electrical lengths different from each other for adjusting the phase differences among the ports.
摘要翻译：光调制器包括光调制基板，电长度调节基板，包含基板的封装以及用于输入高频电信号的多个输入端口。光调制基板包括由电光材料制成的基板主体，接地电极和设置在基板主体上的多个信号电极，分别与信号电极相互作用的光波导传播光和输入高电平的电极输入端频率电信号分别进入信号电极。信号电极包括相互作用部分，设置在电极输入端口和相互作用部分之间的输入端部分和端子部分。电长度调节基板包括分别连接到用于输入高频电信号的输入端口的导线。导线具有彼此不同的电长度，用于调节端口之间的相位差。

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