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    • 3. 发明授权
    • Optical receiver including a filter on a planar lightwave circuit
    • 光接收器包括平面光波电路上的滤波器
    • US08213799B2
    • 2012-07-03
    • US12345824
    • 2008-12-30
    • Brent E. LittleWei ChenJohn V. HryniewiczSai T. ChuJeff RahnMehrdad Ziari
    • Brent E. LittleWei ChenJohn V. HryniewiczSai T. ChuJeff RahnMehrdad Ziari
    • H04J14/02
    • H04J14/02G02B6/12004G02B6/12007H04B10/677H04J14/0221H04J14/06
    • A planar lightwave circuit (PLC) includes a substrate, a tunable filter, a demultiplexer (DEMUX), and an optical processor each disposed on the substrate. The tunable filter is configured to filter at least one of a bandwidth or a wavelength of a Wavelength Division Multiplexed (WDM) optical input signal. The DEMUX is connected to the tunable filter and configured to receive a filtered WDM optical input signal at an input and to supply one of a plurality of channels of the filtered WDM input signal at a respective one of a plurality of outputs. Each of the plurality of channels corresponds to one of a plurality of wavelengths of the filtered WDM input signal. The optical processor includes a bit-delay interferometer communicating with a respective one of the plurality of outputs of the DEMUX. The optical processor is configured to receive one of the plurality of channels from the DEMUX and output a plurality of demodulated optical signal components.
    • 平面光波电路(PLC)包括基板,可调谐滤波器,解复用器(DEMUX)和各自设置在基板上的光学处理器。 可调谐滤波器被配置为滤波波分复用(WDM)光输入信号的带宽或波长中的至少一个。 DEMUX连接到可调谐滤波器并且被配置为在输入处接收滤波的WDM光输入信号,并且在多个输出中的相应一个输出端提供经过滤波的WDM输入信号的多个通道中的一个。 多个通道中的每一个对应于经滤波的WDM输入信号的多个波长中的一个。 光学处理器包括与DEMUX的多个输出中的相应一个通信的比特延迟干涉仪。 光学处理器被配置为从DEMUX接收多个信道中的一个,并输出多个解调的光信号分量。
    • 4. 发明申请
    • OPTICAL RECEIVER INCLUDING A FILTER ON A PLANAR LIGHTWAVE CIRCUIT
    • 光接收器,包括平面灯电路滤波器
    • US20090245796A1
    • 2009-10-01
    • US12345824
    • 2008-12-30
    • Brent E. LittleWei ChenJohn V. HryniewiczSai T. ChuJeff RahnMehrdad Ziari
    • Brent E. LittleWei ChenJohn V. HryniewiczSai T. ChuJeff RahnMehrdad Ziari
    • H04J14/02
    • H04J14/02G02B6/12004G02B6/12007H04B10/677H04J14/0221H04J14/06
    • A planar lightwave circuit (PLC) includes a substrate, a tunable filter, a demultiplexer (DEMUX), and an optical processor each disposed on the substrate. The tunable filter is configured to filter at least one of a bandwidth or a wavelength of a Wavelength Division Multiplexed (WDM) optical input signal. The DEMUX is connected to the tunable filter and configured to receive a filtered WDM optical input signal at an input and to supply one of a plurality of channels of the filtered WDM input signal at a respective one of a plurality of outputs. Each of the plurality of channels corresponds to one of a plurality of wavelengths of the filtered WDM input signal. The optical processor includes a bit-delay interferometer communicating with a respective one of the plurality of outputs of the DEMUX. The optical processor is configured to receive one of the plurality of channels from the DEMUX and output a plurality of demodulated optical signal components.
    • 平面光波电路(PLC)包括基板,可调谐滤波器,解复用器(DEMUX)和各自设置在基板上的光学处理器。 可调谐滤波器被配置为滤波波分复用(WDM)光输入信号的带宽或波长中的至少一个。 DEMUX连接到可调谐滤波器并且被配置为在输入处接收滤波的WDM光输入信号,并且在多个输出中的相应一个输出端提供经过滤波的WDM输入信号的多个通道中的一个。 多个通道中的每一个对应于经滤波的WDM输入信号的多个波长中的一个。 光学处理器包括与DEMUX的多个输出中的相应一个通信的比特延迟干涉仪。 光学处理器被配置为从DEMUX接收多个信道中的一个,并输出多个解调的光信号分量。
    • 6. 发明授权
    • Integrated optical circuits having drop-in locations for optical circuit elements
    • 具有用于光电路元件的插入位置的集成光电路
    • US07468237B2
    • 2008-12-23
    • US11850622
    • 2007-09-05
    • Brent E. LittleJohn V. HryniewiczDavid M. GillRoy DavidsonPhilippe P. Absil
    • Brent E. LittleJohn V. HryniewiczDavid M. GillRoy DavidsonPhilippe P. Absil
    • G03C5/00G02B6/10G02B6/12
    • G03F7/70475G02B6/12007G02B6/13
    • A plurality of mask images defines an optical circuit image in photoresist. Each of the mask images comprises parts of the optical circuit and the totality of all mask images together defines an optical circuit. The optical circuit is thus made up of plural optical elements some of which may be positioned in drop-in locations within the boundary of another optical circuit element. A photolithography system globally aligns and exposes the mask images in photoresist. The resultant composite image is substantially indistinguishable from a single image of the entire optical circuit. Different images for each of the mask image parts can be substituted with other images or image parts and thereby exponentially increasing the number of circuit permutations from a predetermined number of available mask images. A unique optical circuit, for example, can be generated from a pre-existing library of reticle images. The images are printed in predetermined locations on a substrate to define the desired optical circuit. Thus, predefined second optical circuit elements can be dropped in (imaged or exposed) locations within a first optical circuit.
    • 多个掩模图像限定光致抗蚀剂中的光电路图像。 每个掩模图像包括光电路的部分,并且所有掩模图像的总体一起限定光学电路。 因此,光电路由多个光学元件组成,其中一些可以位于另一光电元件的边界内的落入位置。 光刻系统全面地对准和曝光光致抗蚀剂中的掩模图像。 所得到的合成图像与整个光学电路的单个图像基本上是不可区分的。 用于每个掩模图像部分的不同图像可以用其他图像或图像部分代替,从而从预定数量的可用掩模图像指数地增加电路排列的数量。 例如,可以从预先存在的标线图像库生成独特的光学电路。 图像被印刷在基板上的预定位置以限定所需的光学电路。 因此,预定义的第二光学电路元件可以落在第一光学电路内的(成像或暴露的)位置。
    • 8. 发明授权
    • Polarization insensitive optical circuit
    • 极化不敏感光电路
    • US08452185B2
    • 2013-05-28
    • US11963633
    • 2007-12-21
    • Brent E. LittleSai T. Chu
    • Brent E. LittleSai T. Chu
    • H04B10/00
    • G02B6/126
    • The present invention, in one embodiment contemplates a polarization insensitive optical circuit constructed of an input/output signal separator, such as an optical circulator or a 1×2 or 2×2 coupler or N×M coupler, a polarization sensitive operator, and a polarization rotator reflector. In an alternate embodiment, the invention contemplates a polarization insensitive optical circuit comprising a polarization rotator reflector, and a polarization sensitive operator which may comprise for example a first polarization rotator, an operator/coupler, and a polarization beam combiner. Preferably at least one of the components in the optical circuit is constructed integrally from the substrate upon which the optical circuit is based. For example the polarization rotator and/or polarization sensitive operator of the present invention may be monolithic.
    • 本发明在一个实施例中考虑了由输入/输出信号分离器(诸如光循环器或1×2或2×2耦合器或N×M耦合器),偏振敏感算子和 偏振旋转反射器 在替代实施例中,本发明考虑了一种偏振不敏感光学电路,其包括偏振旋转器反射器和偏振敏感操作器,其可以包括例如第一偏振旋转器,操作器/耦合器和偏振束组合器。 优选地,光学电路中的至少一个部件从光电路所基于的基板一体地构成。 例如,本发明的偏振旋转器和/或偏振敏感算子可以​​是单片的。
    • 9. 发明授权
    • Polarization insensitive optical circuit
    • 极化不敏感光电路
    • US08314988B2
    • 2012-11-20
    • US11963598
    • 2007-12-21
    • Brent E. LittleSai T. Chu
    • Brent E. LittleSai T. Chu
    • G02B27/28
    • G02B6/29397G02B6/2726G02B6/2793
    • One embodiment contemplates a polarization insensitive optical circuit constructed of an input/output signal separator, such as an optical circulator or a 1×2 or 2×2 coupler or N×M coupler, a polarization sensitive operator, and a polarization rotator reflector. In an alternate embodiment, the invention contemplates a polarization insensitive optical circuit including a polarization rotator reflector, and a polarization sensitive operator which may include, for example, a first polarization rotator, an operator/coupler, and a polarization beam combiner. Preferably, at least one of the components in the optical circuit is constructed integrally from the substrate upon which the optical circuit is based. For examples the polarization rotator and/or polarization sensitive operator may be monolithic.
    • 一个实施例考虑了由诸如光循环器或1×2或2×2耦合器或N×M耦合器,偏振敏感操作器和偏振旋转反射器的输入/输出信号分离器构成的偏振不敏感光学电路。 在替代实施例中,本发明考虑了一种偏振不敏感光学电路,其包括偏振旋转器反射器和偏振敏感操作器,其可以包括例如第一偏振旋转器,操作器/耦合器和偏振束组合器。 优选地,光电路中的组件中的至少一个从基于光电路的基板构成一体。 例如,偏振旋转器和/或偏振敏感操作器可以是单片的。
    • 10. 发明申请
    • POLARIZATION INSENSITIVE OPTICAL CIRCUIT
    • 偏振光敏电路
    • US20100296161A1
    • 2010-11-25
    • US11963633
    • 2007-12-21
    • Brent E. LittleSai T. Chu
    • Brent E. LittleSai T. Chu
    • G02B27/28
    • G02B6/126
    • The present invention, in one embodiment contemplates a polarization insensitive optical circuit constructed of an input/output signal separator, such as an optical circulator or a 1×2 or 2×2 coupler or N×M coupler, a polarization sensitive operator, and a polarization rotator reflector. In an alternate embodiment, the invention contemplates a polarization insensitive optical circuit comprising a polarization rotator reflector, and a polarization sensitive operator which may comprise for example a first polarization rotator, an operator/coupler, and a polarization beam combiner. Preferably at least one of the components in the optical circuit is constructed integrally from the substrate upon which the optical circuit is based. For example the polarization rotator and/or polarization sensitive operator of the present invention may be monolithic.
    • 本发明在一个实施例中考虑了由输入/输出信号分离器(诸如光循环器或1×2或2×2耦合器或N×M耦合器),偏振敏感算子和 偏振旋转反射器 在替代实施例中,本发明考虑了一种偏振不敏感光学电路,其包括偏振旋转器反射器和偏振敏感操作器,其可以包括例如第一偏振旋转器,操作器/耦合器和偏振束组合器。 优选地,光学电路中的至少一个部件从光电路所基于的基板一体地构成。 例如,本发明的偏振旋转器和/或偏振敏感算子可以​​是单片的。