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公开(公告)号：US20240192569A1
公开(公告)日：2024-06-13
申请号：US18529452
申请日：2023-12-05
Applicant: NANJING LYCORE TECHNOLOGIES CO., LTD.
Inventor： Hanxiao LIANG , Yipin SONG , Yingcong ZHOU , Haicang WU , Wenhao MAO , Shiwei SONG , Weiqi SUN , Qingyang YU , Zhouyu ZHANG
Abstract: An electro-optic modulator is provided, which includes a waveguide layer and an electrode layer, where the electrode layer includes: a plurality of first sub-electrodes and a plurality of first connecting electrodes; a plurality of second sub-electrodes and a plurality of second connecting electrodes; a plurality of third sub-electrodes and a plurality of third connecting electrodes; and a plurality of fourth sub-electrodes and a plurality of fourth connecting electrodes, where the plurality of first sub-electrodes and the plurality of fourth sub-electrodes are grounded, the plurality of second sub-electrodes and the plurality of third sub-electrodes receive differential signals, the plurality of first sub-electrodes and the plurality of second sub-electrodes form a first electric field therebetween, and the plurality of third sub-electrodes and the plurality of fourth sub-electrodes form a second electric field therebetween; and the waveguide layer includes a first waveguide arm and a second waveguide arm.
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公开(公告)号：US20240210629A1
公开(公告)日：2024-06-27
申请号：US18556732
申请日：2022-02-24
Applicant: NANJING LYCORE TECHNOLOGIES CO., LTD.
Inventor： Hanxiao LIANG , Yipin SONG , Yingcong ZHOU , Haicang WU , Wenhao MAO , Shiwei SONG , Weiqi SUN , Qingyang YU
Abstract: A spot-size converter is provided. The spot-size converter includes a first end face and a second end face, and further includes a substrate, and an isolation layer, a first waveguide and a covering layer which are located on a side of the substrate. The first waveguide includes a flat-plate layer and a ridge layer. The flat-plate layer includes a first wide end extending to the first end face and a first narrow end extending to the second end face or having a distance from the second end face, and the flat-plate layer has a width decreasing in a gradient from the first wide end to the first narrow end and includes a first equal-width portion adjacent to the first narrow end. The ridge layer includes a second wide end extending to the first end face and a second narrow end having a distance from the first narrow end.
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Patent Agency Ranking
公开(公告)号：US20240393626A1
公开(公告)日：2024-11-28
申请号：US18688108
申请日：2022-07-08
Applicant: NANJING LYCORE TECHNOLOGIES CO., LTD.
Inventor： Hanxiao LIANG , Yipin SONG , Yingcong ZHOU , Haicang WU , Wenhao MAO , Shiwei SONG , Weiqi SUN , Qingyang YU
IPC: G02F1/035
Abstract: Provided are an electro-optic modulator and an electro-optic device. The electro-optic modulator includes: a substrate; an isolation layer located on the substrate; a thin film layer, used to form a first optical waveguide and a second optical waveguide, an arrangement of the first optical waveguide and the second optical waveguide causing the thin film layer to include a first edge region, a first optical waveguide, an intermediate region, a second optical waveguide, and a second edge region; and an electrode, comprising including a first ground electrode, a signal electrode and a second ground electrode which are sequentially arranged at intervals. The first ground electrode at least includes a first main electrode, the second ground electrode at least includes a second main electrode, and the signal electrode at least includes a third main electrode.
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公开(公告)号：US20240361625A1
公开(公告)日：2024-10-31
申请号：US18684001
申请日：2022-06-09
Applicant: NANJING LYCORE TECHNOLOGIES CO., LTD.
Inventor： Hanxiao LIANG , Yipin SONG , Yingcong ZHOU , Haicang WU , Wenhao MAO , Shiwei SONG , Weiqi SUN , Qingyang YU
CPC classification number: G02F1/0356 , G02F1/2255 , G02F2201/063 , G02F2201/122
Abstract: A folded electro-optic modulator is provided. The folded electro-optic modulator includes: a first main electrode, a first waveguide arm, a second main electrode, a second waveguide arm and a third main electrode arranged in sequence, and the following structures provided in each even-ordered radio-frequency modulation region of the folded electro-optic modulator: a plurality of first sub-electrodes; a plurality of second sub-electrodes; a plurality of third sub-electrodes; and a plurality of fourth sub-electrodes.
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公开(公告)号：US20240272356A1
公开(公告)日：2024-08-15
申请号：US18436868
申请日：2024-02-08
Applicant: NANJING LYCORE TECHNOLOGIES CO., LTD.
Inventor： Hanxiao LIANG , Yipin SONG , Yingcong ZHOU , Haicang WU , Wenhao MAO , Shiwei SONG , Weiqi SUN , Qingyang YU , Zhouyu ZHANG
CPC classification number: G02B6/1228 , G02B6/136 , G02B2006/12097 , G02B2006/12152
Abstract: A spot-size converter, a photonic device, and a method for fabricating a spot-size converter are provided. The spot-size converter is provided with a first end face and a second end face parallel to each other and comprises a substrate, an isolation layer, a waveguide layer and a cover layer that are arranged in sequence. The substrate is provided with a first recess that is exposed to its top surface and the second end face. The isolation layer is provided with a second recess and a third recess that are exposed to its top surface and the second end face; the second recess is provided with a plurality of first holes communicating with the first recess, the third recess is provided with a plurality of second holes communicating with the first recess.
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公开(公告)号：US20240377664A1
公开(公告)日：2024-11-14
申请号：US18688674
申请日：2022-08-11
Applicant: NANJING LYCORE TECHNOLOGIES CO., LTD.
Inventor： Hanxiao LIANG , Yipin SONG , Yingcong ZHOU , Haicang WU , Wenhao MAO , Shiwei SONG , Weiqi SUN , Qingyang YU
IPC: G02F1/035
Abstract: An electro-optic modulator and an electro-optic device are provided. The electro-optic modulator includes: a first optical waveguide, a second optical waveguide, and a traveling wave electrode, where the traveling wave electrode includes a first grounding electrode, a first signal electrode, a second signal electrode, and a second grounding electrode that are spaced apart from each other; and the first optical waveguide and the second optical waveguide are both arranged between the first signal electrode and the second signal electrode. The electro-optic modulator has a plurality of extension sections along a extension direction thereof. The plurality of extension sections include a plurality of straight sections and at least one curved section. Each curved section is provided between two adjacent straight sections.
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公开(公告)号：US20240329438A1
公开(公告)日：2024-10-03
申请号：US18576519
申请日：2022-07-26
Applicant: NANJING LYCORE TECHNOLOGIES CO., LTD.
Inventor： Hanxiao LIANG , Yipin SONG , Yingcong ZHOU , Haicang WU , Wenhao MAO , Shiwei SONG , Weiqi SUN , Qingyang YU
CPC classification number: G02F1/0356 , G02F1/0311 , G02F1/0316 , G02F2201/122 , G02F2201/127
Abstract: An electro-optic modulator is provided. The electro-optic modulator includes: an optical splitter; a first optical waveguide and a second optical waveguide; traveling wave electrodes including a first grounding electrode, a first signal electrode, a second signal electrode, and a second grounding electrode; extension electrodes including at least one first signal sub-electrode and two second signal sub-electrodes, where the two second signal sub-electrodes are arranged on both sides of the at least one first signal sub-electrode and the first signal electrode is electrically connected to the first signal sub-electrodes, and the second signal electrode is electrically connected to the second signal sub-electrodes.
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