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    • 1. 发明申请
    • Gain-Flattening apparatus and methods and optical amplifiers employing same
    • 增益平坦化装置和方法以及采用它的光放大器
    • US20050248832A1
    • 2005-11-10
    • US10874559
    • 2004-06-23
    • Rad SommerMichael ScobeyRance FortenberryToby ReidPaul Johnson
    • Rad SommerMichael ScobeyRance FortenberryToby ReidPaul Johnson
    • H04B10/294H01S3/00
    • H04B10/2941
    • A gain-flattening filter for in-line compensation of the spectral gain profile of an optical amplifier comprises: a first GFF component having a transmission curve with a spectral loss profile corresponding to the spectral gain profile of an optical amplifier, and a second GFF component having a transmission curve with a spectral loss profile corresponding to the error function of the first GFF component. A method of producing a gain-flattening filter for use with an optical amplifier comprises: designing a first GFF component to have a transmission curve with a spectral loss profile corresponding to a target loss profile for the optical amplifier; manufacturing the first GFF component; determining the error function of the first GFF component; designing a second GFF component to have a transmission curve with a spectral loss profile corresponding to the error function of the first GFF component (unpackaged or as packaged with other components of the GFF apparatus and/or other components of a gain-flattened optical amplifier); manufacturing the second GFF component; and combining the first and second GFF components.
    • 用于线性补偿光放大器的光谱增益分布的增益平坦化滤波器包括:具有与光放大器的光谱增益分布对应的光谱损耗分布的传输曲线的第一GFF分量和第二GFF分量 具有对应于第一GFF分量的误差函数的频谱损耗曲线的传输曲线。 一种制造用于光放大器的增益平坦滤波器的方法包括:设计第一GFF分量以使具有对应于光放大器的目标损耗曲线的光谱损耗曲线的透射曲线; 制造第一个GFF组件; 确定第一GFF组件的误差函数; 设计第二GFF组件以具有与第一GFF组件的误差函数对应的频谱损耗曲线的传输曲线(未封装或与GFF装置的其他组件和/或增益平坦化的光放大器的其它组件一起封装) ; 制造第二个GFF组件; 并组合第一和第二GFF组件。
    • 2. 发明申请
    • Optical gain flattening components, optical chips and optical amplifiers and methods employing same
    • 光学增益平坦化部件,光学芯片和光学放大器以及使用它们的方法
    • US20070081226A1
    • 2007-04-12
    • US11248826
    • 2005-10-12
    • Rad SommerMichael ScobeyBarrie FlinthamRance FortenberryPaul Johnson
    • Rad SommerMichael ScobeyBarrie FlinthamRance FortenberryPaul Johnson
    • H01S3/00
    • G02B6/2937G02B6/4215G02B6/4246H04B10/2941
    • An optical component for gain-flattening multiplexed passband signals amplified with optical pump power, comprises a launch port optical waveguide operative to communicate multiplexed passband signals in a passband wavelength range and optical pump power in a different wavelength range; a thin film demux filter oriented to receive combined multiplexed passband signals and optical pump power from the launch port optical waveguide, and operative to pass the multiplexed passband signals and to reflect the optical pump power; a bypass port optical waveguide operative and oriented to receive and carry optical pump power reflected by the demux filter; a gain-flattening filter positioned to receive from the thin film demux filter and operative to pass the multiplexed passband signals with a desired attenuation profile for gain-flattening; and an output port optical waveguide oriented to receive and operative to carry at least multiplexed passband signals passed by the gain-flattening filter. Also disclosed are optical amplifiers comprising such GFF components. Also disclosed are optical filters comprising an optical substrate, a thin film demux filter on a first surface of the optical substrate, and a gain-flattening filter on an opposite surface of the optical substrate, wherein the demux filter is operative to pass multiplexed passband signals in a passband wavelength range and to reflect optical pump power in a different wavelength range, and the gain-flattening filter is operative to pass the multiplexed passband signals and to provide a desired attenuation profile to the multiplexed passband signals.
    • 用于通过光泵浦功率放大的用于增益平坦化的多路复用通带信号的光学部件包括:发射端口光波导,用于在通带波长范围内传送多路复用通带信号,并在不同波长范围内传输光泵浦功率; 薄膜解复用滤波器,其定向为从发射端口光波导接收组合复用的通带信号和光泵浦功率,并且可操作地传递复用的通带信号并反映光泵功率; 旁路端口光波导,其操作和定向以接收和携带由解复用滤波器反射的光泵功率; 增益平坦化滤波器,定位成从薄膜解复用滤波器接收并且操作以使所述多路复用通带信号具有用于增益平坦化的期望衰减分布; 以及输出端口光波导,其定向为接收和操作以承载由增益平坦化滤波器传递的至少多路复用通带信号。 还公开了包括这种GFF组件的光放大器。 还公开了包括光学基板,在光学基板的第一表面上的薄膜解复用滤光器和在光学基板的相对表面上的增益平坦化滤光器的光学滤波器,其中解复用滤波器用于通过复用的通带信号 在通带波长范围内并且反射在不同波长范围内的光泵浦功率,并且增益平坦化滤波器可操作以通过复用的通带信号并且为多路复用的通带信号提供期望的衰减曲线。
    • 6. 发明申请
    • Display laser light source
    • 显示激光光源
    • US20070230532A1
    • 2007-10-04
    • US11732693
    • 2007-04-03
    • Nigel CopnerRance FortenberryMike Scobey
    • Nigel CopnerRance FortenberryMike Scobey
    • H01S3/10H01S3/08
    • H01S3/109
    • A display light source (230) includes a gain media (232), an output reflector (246), and a wavelength converter (244) that cooperate to generate a source output beam (260). The gain media (232) generates a media output beam (247) that exits an output facet (232B) of the gain media (232). The media output beam (247) has a first spectral frequency range and a relatively large number of modes. The output reflector (246) is spaced apart from the gain media (232), and the output reflector (246) forms a portion of a laser cavity (251). The wavelength converter (244) is positioned within the laser cavity (251). The wavelength converter (244) converts at least a portion of the media output beam (247) from the first spectral frequency range to a converted beam (258) having at a secondary spectral frequency range. For example, the wavelength converter (244) can double the frequency of the media output beam (247). Additionally, the light source (230) can include a wavelength controller (238) that controls the number of modes that are lasing in the laser cavity (251), and that controls the spectral width and the center wavelength of the light that is lasing in the laser cavity (251)
    • 显示光源(230)包括协调以产生源输出光束(260)的增益介质(232),输出反射器(246)和波长转换器(244)。 增益介质(232)产生离开增益介质(232)的输出面(232B)的介质输出光束(247)。 媒体输出光束(247)具有第一光谱频率范围和相对大量的模式。 输出反射器(246)与增益介质(232)间隔开,并且输出反射器(246)形成激光腔(251)的一部分。 波长转换器(244)位于激光腔(251)内。 波长转换器(244)将媒体输出光束(247)的至少一部分从第一光谱频率范围转换成具有二次光谱频率范围的转换光束(258)。 例如,波长转换器(244)可以使介质输出光束(247)的频率加倍。 此外,光源(230)可以包括波长控制器(238),其控制在激光腔(251)中发射的模式的数量,并且控制激光的光的光谱宽度和中心波长 激光腔(251)