公开(公告)号：US20110129236A1

公开(公告)日：2011-06-02

申请号：US12956156

申请日：2010-11-30

申请人： Seok-Hwan JEONG

发明人： Seok-Hwan JEONG

IPC分类号： H04B10/06 ,  G02B6/26 ,  G02F1/035

CPC分类号： G02B6/26 ,  G02B6/2813 ,  G02B6/29344 ,  H04B10/677

摘要： According to aspects of embodiments, an optical device includes a first coupler configured to split an optical signal; a second coupler configured to cause optical signals to interfere with each other, a first waveguide configured to couple the first coupler to the second coupler, the first waveguide includes a first phase shifter region having a section narrower in width than an end of the first phase shifter region, the second waveguide includes a second phase shifter region having a section wider in width than an end of the second phase shifter region.

摘要翻译： 根据实施例的方面，光学装置包括被配置为分离光信号的第一耦合器; 第二耦合器，其被配置为使光信号彼此干涉;第一波导，被配置为将第一耦合器耦合到第二耦合器，第一波导包括第一移相器区域，其宽度比第一相位的端部窄 所述第二波导包括具有宽于所述第二移相器区域的端部宽度的部分的第二移相器区域。

公开(公告)号：US20090232445A1

公开(公告)日：2009-09-17

申请号：US12401315

申请日：2009-03-10

申请人： Seok-Hwan JEONG

发明人： Seok-Hwan JEONG

IPC分类号： G02B6/12 ,  G02B6/26

CPC分类号： G02B6/125 ,  G02B6/1228 ,  G02B6/2808

摘要： An optical waveguide device including a first waveguide, a plurality of second waveguides, and a tapered waveguide including a first end connected to the first waveguide and a second end connected to the plurality of second waveguides and configured to receive input of single-mode light from the first waveguide, the tapered waveguide widening as the tapered waveguide extends from the first end toward the second end.

摘要翻译： 一种光波导装置，包括第一波导，多个第二波导和包括连接到第一波导的第一端的锥形波导和连接到多个第二波导的第二端，并且被配置为接收来自 第一波导，随着锥形波导加宽的锥形波导从第一端向第二端延伸。

公开(公告)号：US08885989B2

公开(公告)日：2014-11-11

申请号：US13357520

申请日：2012-01-24

申请人： Seok-Hwan Jeong

发明人： Seok-Hwan Jeong

IPC分类号： G02B6/12 ,  G02F1/035 ,  H04B10/06 ,  H04B10/61 ,  G02B6/28

CPC分类号： G02B6/12004 ,  G02B6/2813 ,  G02B2006/12061 ,  G02B2006/12123 ,  H04B10/615

摘要： An optical hybrid circuit includes an MMI coupler including input channels provided at positions symmetrical first output channels, and second output channels, to convert multilevel modulation signal into first and second optical signals each having an in-phase relationship; first optical coupler coupled to one of the first and the second output channels, and having a branching ratio of 85:15 or 15:85, to convert the first optical signals into third optical signals having a 45- or 135-degree phase relationship; second optical coupler coupled to the other of the first and the second output channels, and having a same branching ratio as that of the first optical coupler, to convert the second optical signals into fourth optical signals having a 135- or 45-degree phase relationship; and a phase controlling region provided on at least one of one of the first output channels and one of the second output channels.

摘要翻译： 光混合电路包括MMI耦合器，包括设置在对称的第一输出通道和第二输出通道的位置处的输入通道，以将多电平调制信号转换成每个具有同相关系的第一和第二光信号; 第一光耦合器耦合到第一和第二输出通道中的一个，并且具有85:15或15:85的分支比率，以将第一光信号转换成具有45度或135度相位关系的第三光信号; 第二光耦合器耦合到第一和第二输出通道中的另一个，并且具有与第一光耦合器相同的分支比，以将第二光信号转换成具有135度或45度相位关系的第四光信号 ; 以及设置在所述第一输出通道中的一个和所述第二输出通道中的至少一个上的相位控制区域。

公开(公告)号：US08837879B2

公开(公告)日：2014-09-16

申请号：US13354718

申请日：2012-01-20

申请人： Seok-Hwan Jeong

发明人： Seok-Hwan Jeong

IPC分类号： G02B6/26 ,  G02B6/28 ,  G02B6/293

CPC分类号： G02B6/2813 ,  G02B6/125 ,  G02B6/2935 ,  G02B2006/12097

摘要： The optical waveguide device includes a first optical coupler which branches input light and outputs first signal light and second signal light, an optical phase shifter including a first and a second optical waveguides of optical path lengths different from each other and giving a phase difference between the first signal light and the second signal light, and the second optical coupler coupling the first signal light outputted from the first optical waveguide and the second signal light outputted from the second optical waveguide. The first optical waveguide and the second optical waveguide have the same waveguide width and have optical waveguides bent with substantially the same radius of curvature.

摘要翻译： 光波导装置包括分支输入光并输出第一信号光和第二信号光的第一光耦合器，包括彼此不同的光路长度的第一和第二光波导的光移相器， 第一信号光和第二信号光，第二光耦合从第一光波导输出的第一信号光和从第二光波导输出的第二信号光。 第一光波导和第二光波导具有相同的波导宽度并且具有以基本上相同的曲率半径弯曲的光波导。

公开(公告)号：US08649643B2

公开(公告)日：2014-02-11

申请号：US13404505

申请日：2012-02-24

申请人： Seok-Hwan Jeong

发明人： Seok-Hwan Jeong

IPC分类号： G02B6/42

CPC分类号： G02B6/12 ,  G02B6/2813 ,  G02B2006/12147

摘要： An optical hybrid circuit includes: a first optical coupler including a first input channel, a second input channel, a first output channel, and a second output channel; a second optical coupler including a third input channel, a fourth input channel, a third output channel, and a fourth output channel; a third optical coupler including a fifth input channel, a sixth input channel, a fifth output channel, and a sixth output channel; a fourth optical coupler including a seventh input channel, an eighth input channel, a seventh output channel, and an eighth output channel; a fifth optical coupler including a ninth input channel, a tenth input channel, a ninth output channel, and a tenth output channel, the ninth input channel coupled to the first output channel; and a sixth optical coupler including an eleventh input channel, a twelfth input channel, an eleventh output channel, and a twelfth output channel.

摘要翻译： 光混合电路包括：包括第一输入通道，第二输入通道，第一输出通道和第二输出通道的第一光耦合器; 第二光耦合器，包括第三输入通道，第四输入通道，第三输出通道和第四输出通道; 第三光耦合器，包括第五输入通道，第六输入通道，第五输出通道和第六输出通道; 第四光耦合器，包括第七输入通道，第八输入通道，第七输出通道和第八输出通道; 包括第九输入通道，第十输入通道，第九输出通道和第十输出通道的第五光耦合器，所述第九输入通道耦合到所述第一输出通道; 以及包括第十一输入通道，第十二输入通道，第十一输出通道和第十二输出通道的第六光耦合器。

公开(公告)号：US20120243827A1

公开(公告)日：2012-09-27

申请号：US13354718

申请日：2012-01-20

申请人： Seok-Hwan JEONG

发明人： Seok-Hwan JEONG

IPC分类号： G02B6/28

CPC分类号： G02B6/2813 ,  G02B6/125 ,  G02B6/2935 ,  G02B2006/12097

摘要： The optical waveguide device includes a first optical coupler which branches input light and outputs first signal light and second signal light, an optical phase shifter including a first and a second optical waveguides of optical path lengths different from each other and giving a phase difference between the first signal light and the second signal light, and the second optical coupler coupling the first signal light outputted from the first optical waveguide and the second signal light outputted from the second optical waveguide. The first optical waveguide and the second optical waveguide have the same waveguide width and have optical waveguides bent with substantially the same radius of curvature.

摘要翻译： 光波导装置包括分支输入光并输出第一信号光和第二信号光的第一光耦合器，包括彼此不同的光路长度的第一和第二光波导的光移相器， 第一信号光和第二信号光，第二光耦合从第一光波导输出的第一信号光和从第二光波导输出的第二信号光。 第一光波导和第二光波导具有相同的波导宽度并且具有以基本上相同的曲率半径弯曲的光波导。

公开(公告)号：US20120237154A1

公开(公告)日：2012-09-20

申请号：US13404505

申请日：2012-02-24

申请人： Seok-Hwan JEONG

发明人： Seok-Hwan JEONG

IPC分类号： G02B6/125 ,  G02F1/01

CPC分类号： G02B6/12 ,  G02B6/2813 ,  G02B2006/12147

摘要： An optical hybrid circuit includes: a first optical coupler including a first input channel, a second input channel, a first output channel, and a second output channel; a second optical coupler including a third input channel, a fourth input channel, a third output channel, and a fourth output channel; a third optical coupler including a fifth input channel, a sixth input channel, a fifth output channel, and a sixth output channel; a fourth optical coupler including a seventh input channel, an eighth input channel, a seventh output channel, and an eighth output channel; a fifth optical coupler including a ninth input channel, a tenth input channel, a ninth output channel, and a tenth output channel, the ninth input channel coupled to the first output channel; and a sixth optical coupler including an eleventh input channel, a twelfth input channel, an eleventh output channel, and a twelfth output channel.

摘要翻译： 光混合电路包括：包括第一输入通道，第二输入通道，第一输出通道和第二输出通道的第一光耦合器; 第二光耦合器，包括第三输入通道，第四输入通道，第三输出通道和第四输出通道; 第三光耦合器，包括第五输入通道，第六输入通道，第五输出通道和第六输出通道; 第四光耦合器，包括第七输入通道，第八输入通道，第七输出通道和第八输出通道; 包括第九输入通道，第十输入通道，第九输出通道和第十输出通道的第五光耦合器，所述第九输入通道耦合到所述第一输出通道; 以及包括第十一输入通道，第十二输入通道，第十一输出通道和第十二输出通道的第六光耦合器。

公开(公告)号：US20120230631A1

公开(公告)日：2012-09-13

申请号：US13357520

申请日：2012-01-24

申请人： Seok-Hwan JEONG

发明人： Seok-Hwan JEONG

IPC分类号： G02B6/28

CPC分类号： G02B6/12004 ,  G02B6/2813 ,  G02B2006/12061 ,  G02B2006/12123 ,  H04B10/615

摘要： An optical hybrid circuit includes an MMI coupler including input channels provided at positions symmetrical first output channels, and second output channels, to convert multilevel modulation signal into first and second optical signals each having an in-phase relationship; first optical coupler coupled to one of the first and the second output channels, and having a branching ratio of 85:15 or 15:85, to convert the first optical signals into third optical signals having a 45- or 135-degree phase relationship; second optical coupler coupled to the other of the first and the second output channels, and having a same branching ratio as that of the first optical coupler, to convert the second optical signals into fourth optical signals having a 135- or 45-degree phase relationship; and a phase controlling region provided on at least one of one of the first output channels and one of the second output channels.

摘要翻译： 光混合电路包括MMI耦合器，包括设置在对称的第一输出通道和第二输出通道的位置处的输入通道，以将多电平调制信号转换成每个具有同相关系的第一和第二光信号; 第一光耦合器耦合到第一和第二输出通道中的一个，并且具有85:15或15:85的分支比率，以将第一光信号转换成具有45度或135度相位关系的第三光信号; 第二光耦合器耦合到第一和第二输出通道中的另一个，并且具有与第一光耦合器相同的分支比，以将第二光信号转换成具有135度或45度相位关系的第四光信号 ; 以及设置在所述第一输出通道中的一个和所述第二输出通道中的至少一个上的相位控制区域。

公开(公告)号：US20100166427A1

公开(公告)日：2010-07-01

申请号：US12647209

申请日：2009-12-24

申请人： Seok Hwan JEONG

发明人： Seok Hwan JEONG

IPC分类号： H04J14/02

CPC分类号： G02B6/12004 ,  G02B6/2813 ,  G02B6/4249 ,  H04B10/60 ,  H04B10/611 ,  H04B10/613

摘要： An optical hybrid circuit includes a MMI coupler including a pair of input channels provided at positions symmetrical with respect to a center position in a widthwise direction thereof, a pair of first output channels outputting a pair of first optical signals having an in-phase relationship, and a pair of second output channels neighboring with each other outputting a pair of second optical signals having an in-phase relationship. The MMI coupler converts QPSK signal light or DQPSK signal light into the pair of first optical signals and the pair of second optical signals having an in-phase relationship. The optical hybrid circuit includes a 2:2 optical coupler connected to the first or the second output channels. The 2:2 optical coupler converts the pair of first optical signals or the pair of second optical signals into a pair of third optical signals having a quadrature phase relationship with the pair of first or second optical signals.

摘要翻译： 光混合电路包括：MMI耦合器，包括一对输入通道，该输入通道设置在相对于其宽度方向上的中心位置对称的位置;输出一对具有同相关系的第一光信号的一对第一输出通道， 并且彼此相邻的一对第二输出通道输出具有同相关系的一对第二光信号。 MMI耦合器将QPSK信号光或DQPSK信号光转换成一对第一光信号，并且该对第二光信号具有同相关系。 光混合电路包括连接到第一或第二输出通道的2：2光耦合器。 2：2光耦合器将一对第一光信号或一对第二光信号转换成与一对第一或第二光信号具有正交相位关系的一对第三光信号。

公开(公告)号：US20100158443A1

公开(公告)日：2010-06-24

申请号：US12607442

申请日：2009-10-28

申请人： Seok-Hwan Jeong

发明人： Seok-Hwan Jeong

IPC分类号： G02B6/26 ,  H05K13/00

CPC分类号： G02B6/14 ,  G02B6/12009 ,  G02B6/1228 ,  G02B6/125 ,  G02B2006/12119 ,  G02B2006/12152 ,  Y10T29/49124

摘要： An optical semiconductor device, including a first optical waveguide with a first width, a second optical waveguide with a second width narrower than the first width with a bending region, and a third optical waveguide with a third width wider than the second width and coupled to the second optical waveguide.

摘要翻译： 一种光学半导体器件，包括具有第一宽度的第一光波导，具有比具有弯曲区域的第一宽度窄的第二宽度的第二光波导和具有比第二宽度宽的第三宽度的第三光波导，并且耦合到 第二光波导。