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    • 4. 发明申请
    • WAVELENGTH-SELECTABLE LASER DEVICE AND APPARATUS AND SYSTEM INCLUDING SAME
    • 波长选择性激光器件和包括其的装置和系统
    • US20130016974A1
    • 2013-01-17
    • US13539961
    • 2012-07-02
    • Jun ZhengStefan J. Murry
    • Jun ZhengStefan J. Murry
    • H04B10/20H04B10/18H01S3/08H04J14/02
    • H04J14/0282H01S5/141H01S5/4062H01S5/4087H04J14/0245H04J14/0246H04J14/0249H04J14/025
    • A wavelength-selectable laser device generally includes an array of laser emitters and a filtered external cavity for filtering light emitted from the laser emitters and reflecting different wavelengths back to each of the laser emitters such that lasing occurs at different wavelengths for each of the laser emitters. Each laser emitter includes a gain region that emits light across a plurality of wavelengths including, for example, channel wavelengths in an optical communication system. The filtered external cavity may include a dispersive optical element that receives the light from each of the laser emitters at different angles and passes or reflects different wavelengths of the light at different angles such that only wavelengths associated with the respective laser emitters are reflected back to the respective laser emitters. By selectively emitting light from one or more of the laser emitters, one or more channel wavelengths may be selected for lasing and transmission.
    • 波长可选激光器件通常包括激光发射器阵列和经滤波的外部空腔,用于对从激光发射器发射的光进行滤波并将不同的波长反射回每个激光发射器,使得每个激光发射器的不同波长发生激光 。 每个激光发射器包括在多个波长发射光的增益区域,包括例如光通信系统中的信道波长。 经滤波的外腔可以包括分散光学元件,其以不同的角度接收来自每个激光发射器的光,并以不同角度通过或反射不同波长的光,使得仅与相应激光发射器相关联的波长被反射回到 各自的激光发射器。 通过选择性地发射来自一个或多个激光发射器的光,可以选择一个或多个沟道波长用于激光和透射。
    • 5. 发明申请
    • LASER MUX ASSEMBLY FOR PROVIDING A SELECTED WAVELENGTH
    • 激光多功能一体机提供选择的波长
    • US20130016972A1
    • 2013-01-17
    • US13359847
    • 2012-01-27
    • Jun ZhengStefan J. Murry
    • Jun ZhengStefan J. Murry
    • H04J14/02
    • H04J14/02H04B10/2575H04B10/572H04J14/0246H04J14/025H04J14/0282
    • A laser mux assembly generally includes a back reflector selectively coupled to one of the input ports of an optical multiplexer, such as an arrayed waveguide grating (AWG), and at least one laser emitter coupled to an output port. The laser emitter may include a gain region that emits light across a plurality of wavelengths including, for example, channel wavelengths in an optical communication system. The emitted light is coupled into the output port and the AWG or optical multiplexer filters the emitted light from the laser emitter at different channel wavelengths. The back reflector reflects the filtered light at the respective channel wavelength such that lasing occurs at the channel wavelength(s) of the reflected, filtered light. The laser mux assembly may be used, for example, in a tunable transmitter, to generate an optical signal at a selected channel wavelength.
    • 激光多路复用器组件通常包括选择性地耦合到诸如阵列波导光栅(AWG)的光复用器的输入端口之一的后反射器,以及耦合到输出端口的至少一个激光发射器。 激光发射器可以包括在多个波长发射光的增益区域,包括例如光通信系统中的信道波长。 发射的光耦合到输出端口中,并且AWG或光学多路复用器以不同的信道波长对来自激光发射器的发射光进行滤波。 后反射器反射在相应通道波长处的经滤光,使得在反射的滤光光的通道波长处发生激光。 激光多路复用器组件可以用于例如可调谐发射机中,以在所选择的信道波长处产生光信号。
    • 6. 发明申请
    • WDM OPTICAL SYSTEM AND METHOD INCLUDING MULTI-CHANNEL TRANSMITTERS WITH FILTERED OUTPUT FOR CHANNEL WAVELENGTH SELECTION
    • WDM光学系统和方法,其中包括用于通道波长选择的滤波器输出的多通道发射器
    • US20130016971A1
    • 2013-01-17
    • US13543310
    • 2012-07-06
    • Jun ZhengStefan J. Murry
    • Jun ZhengStefan J. Murry
    • H04B10/20H04J14/02
    • H04J14/02H04B10/506H04J14/0246H04J14/025H04J14/0282
    • A wavelength division multiplexed (WDM) optical system generally includes multi-channel transmitters that transmit optical signals on multiple channel wavelengths in the WDM system. The output of the multi-channel transmitters is filtered to select a unique channel wavelength associated with each of the respective transmitters for multiplexing and transmission in the WDM optical system. One embodiment of a multi-channel transmitter includes a full-spectrum Fabry-Perot (FP) laser that emits light across a range of wavelengths including all of the system channel wavelengths. Another embodiment of a multi-channel transmitter includes a broadly-tunable FP laser that is tunable to emit light across different ranges of wavelengths including subsets of the system channel wavelengths. The WDM optical system may include an arrayed waveguide grating (AWG) for filtering and multiplexing the optical signals output from the transmitters.
    • 波分复用(WDM)光学系统通常包括在WDM系统中在多个信道波长上发送光信号的多信道发射机。 对多通道发射机的输出进行滤波以选择与各个发射机相关联的唯一信道波长,用于WDM光学系统中的复用和传输。 多通道发射器的一个实施例包括在包括所有系统通道波长的波长范围内发射光的全光谱法布里 - 珀罗(FP)激光器。 多通道发射机的另一实施例包括可调谐的FP激光器,其可以发射不同波长范围的光,包括系统信道波长的子集。 WDM光学系统可以包括用于对从发射机输出的光信号进行滤波和多路复用的阵列波导光栅(AWG)。
    • 8. 发明授权
    • Extended cavity fabry-perot laser assembly capable of high speed optical modulation with narrow mode spacing and WDM optical system including same
    • 具有狭窄模式间隔的高速光调制和包括其的WDM光学系统的扩展腔法布里 - 珀罗激光器组件
    • US09479280B2
    • 2016-10-25
    • US13543259
    • 2012-07-06
    • Jun ZhengStefan J. Murry
    • Jun ZhengStefan J. Murry
    • H04J14/02H04B10/50H04B10/572H01S5/14
    • H01S5/146H01S5/125H04B10/25H04B10/503H04B10/506H04B10/572H04J14/02H04J14/0246H04J14/025H04J14/0282
    • An extended cavity Fabry-Perot laser assembly provides relatively narrow mode spacing while allowing relatively high speed optical modulation. The extended cavity Fabry-Perot laser assembly generally includes an exit reflector physically separated from a laser emitter (e.g., a gain chip) to extend the lasing cavity and narrow the mode spacing while maintaining a relatively small gain region in the laser emitter capable of higher speed optical modulation. The extended cavity Fabry-Perot laser assembly may be used in a multi-channel transmitter in a wavelength division multiplexed (WDM) optical system that selects a channel wavelength for the transmitter from among multiple channel wavelengths emitted by the laser assembly. The narrow mode spacing may be less than a WDM channel width, and more specifically, may be less than a channel passband of an arrayed waveguide grating (AWG) or other filter used to select the channel wavelength.
    • 扩展腔法布里 - 珀罗激光器组件提供相对窄的模式间隔,同时允许相对高速的光学调制。 扩展腔法布里 - 珀罗激光器组件通常包括与激光发射器(例如,增益芯片)物理分离的出射反射器,以延伸激光腔并且缩小模式间隔,同时保持激光发射器中能够较高的相对小的增益区域 速度光调制。 扩展腔法布里 - 珀罗激光器组件可以用在波分复用(WDM)光学系统中的多通道发射机中,该系统从由激光组件发射的多个信道波长中选择用于发射机的信道波长。 窄模式间隔可以小于WDM沟道宽度,更具体地,可以小于用于选择沟道波长的阵列波导光栅(AWG)或其他滤波器的通道通带。
    • 9. 发明申请
    • LASER ARRAY MUX ASSEMBLY WITH EXTERNAL REFLECTOR FOR PROVIDING A SELECTED WAVELENGTH OR MULTIPLEXED WAVELENGTHS
    • 具有外部反射器的激光阵列复用器组件,用于提供选定的波长或多个波长
    • US20130016977A1
    • 2013-01-17
    • US13357130
    • 2012-01-24
    • Jun ZhengStefan J. Murry
    • Jun ZhengStefan J. Murry
    • H04J14/02
    • H01S5/0268H01S5/1028H01S5/141H01S5/146H01S5/4062H01S5/4087H04B10/2587H04J14/0282
    • A laser array mux assembly generally includes an array of laser emitters coupled to an optical multiplexer, such as an arrayed waveguide grating (AWG), with an external partial reflector after the multiplexer. Each of the laser emitters may include a gain region that emits light across a range of wavelengths including, for example, channel wavelengths in an optical communication system. The AWG filters the emitted light from each of the laser emitters at different channel wavelengths associated with each of the laser emitters. The reflector reflects at least a portion of the filtered light such that lasing occurs at the channel wavelengths of the reflected light. The laser array mux assembly may be used to generate an optical signal at a selected channel wavelength or to generate and combine optical signals at multiple channel wavelengths.
    • 激光器阵列多路复用器组件通常包括耦合到诸如阵列波导光栅(AWG)的光学多路复用器的激光发射器的阵列,在多路复用器之后具有外部部分反射器。 每个激光发射器可以包括在包括例如光通信系统中的信道波长的波长范围内发射光的增益区域。 AWG在与每个激光发射器相关联的不同通道波长处对来自每个激光发射器的发射光进行滤波。 反射器反射至少一部分经滤光的光,使得在反射光的通道波长处发生激光。 可以使用激光阵列多路复用器组件来产生所选择的信道波长的光信号,或者产生并组合多个信道波长的光信号。
    • 10. 发明授权
    • Wavelength-selectable laser device and apparatus and system including same
    • 波长可选择的激光装置及包括其的装置和系统
    • US09002214B2
    • 2015-04-07
    • US13539961
    • 2012-07-02
    • Jun ZhengStefan J. Murry
    • Jun ZhengStefan J. Murry
    • H04B10/50H04J14/02H01S5/40H01S5/14
    • H04J14/0282H01S5/141H01S5/4062H01S5/4087H04J14/0245H04J14/0246H04J14/0249H04J14/025
    • A wavelength-selectable laser device generally includes an array of laser emitters and a filtered external cavity for filtering light emitted from the laser emitters and reflecting different wavelengths back to each of the laser emitters such that lasing occurs at different wavelengths for each of the laser emitters. Each laser emitter includes a gain region that emits light across a plurality of wavelengths including, for example, channel wavelengths in an optical communication system. The filtered external cavity may include a dispersive optical element that receives the light from each of the laser emitters at different angles and passes or reflects different wavelengths of the light at different angles such that only wavelengths associated with the respective laser emitters are reflected back to the respective laser emitters. By selectively emitting light from one or more of the laser emitters, one or more channel wavelengths may be selected for lasing and transmission.
    • 波长可选激光器件通常包括激光发射器阵列和经滤波的外部空腔,用于对从激光发射器发射的光进行滤波并将不同的波长反射回每个激光发射器,使得每个激光发射器的不同波长发生激光 。 每个激光发射器包括在多个波长发射光的增益区域,包括例如光通信系统中的信道波长。 经滤波的外腔可以包括分散光学元件,其以不同的角度接收来自每个激光发射器的光,并以不同角度通过或反射不同波长的光,使得仅与相应激光发射器相关联的波长被反射回到 各自的激光发射器。 通过选择性地发射来自一个或多个激光发射器的光,可以选择一个或多个沟道波长用于激光和透射。