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    • 2. 发明专利
    • Hybrid optical amplifier having optimized noise figure
    • 具有优化噪声的混合光放大器图
    • JP2014030016A
    • 2014-02-13
    • JP2013150113
    • 2013-07-19
    • Finisar Corpフィニサー・コーポレーション
    • TOMER ELIYAHUEYAL SARIDURI GHERADAVID MENASHE
    • H01S3/10G02F1/35H01S3/067H01S3/30H04B10/294
    • H01S3/30H01S3/06758H01S3/1608H01S3/2375H01S3/302H01S2301/02H01S2301/04H04B10/2914H04B10/2916
    • PROBLEM TO BE SOLVED: To provide a method which allows for optimization of the noise figure of a variable gain hybrid amplifier (HA) including a variable gain Raman amplifier that can adjust average gain Gand gain tilt T, and a variable gain centralized amplifier that can adjust average gain Gand gain tilt T.SOLUTION: The method for optimizing the noise figure of a variable gain hybrid amplifier includes a step for acquiring the requested values of average gain Gand gain tilt Tof a hybrid amplifier 100, and a step for calculating the values of G, T, G, and Gso that the NF of the hybrid amplifier is optimized, the relation G+G=Gis satisfied, and T+Tfalls within the range of design gain tilt in the operation of the hybrid amplifier. The values of Tand Tmay satisfy the relation T+T=T. The hybrid amplifier 100 performing the method described above includes an improved control unit for controlling the average gain and gain tilt of a Raman amplifier 120 and a centralized amplifier 140 so as to satisfy the conditions described above.
    • 要解决的问题:提供一种允许优化包括可调节平均增益Gand增益倾斜T的可变增益拉曼放大器的可变增益混合放大器(HA)的噪声系数的方法,以及可变增益集中放大器,其可以 调整平均增益Gand增益倾斜T.SOLUTION:用于优化可变增益混合放大器的噪声系数的方法包括获取混合放大器100的平均增益Gand增益倾斜Tof的请求值的步骤,以及用于计算值的步骤 对混合放大器的NF优化的G,T,G和Gso的关系G + G = Gis满足,并且在混合放大器的操作中设计增益倾斜范围内的T + Tfalls。 Tand Tmay的值满足关系T + T = T。 执行上述方法的混合放大器100包括改进的控制单元,用于控制拉曼放大器120和集中放大器140的平均增益和增益倾斜,以满足上述条件。
    • 4. 发明专利
    • Method for p-doping of light emitting device
    • 用于发光发光装置的方法
    • JP2005294866A
    • 2005-10-20
    • JP2005168644
    • 2005-06-08
    • Finisar Corpフィニサー コーポレイション
    • GRODZINSKI PIOTRLEE HSING-CHUNGSHIEH CHAN-LONG
    • C23C16/18H01L21/205H01S5/00H01S5/183H01S5/30
    • H01S5/3054H01S5/18361
    • PROBLEM TO BE SOLVED: To provide a method to control a carbon doping level in a DBR (Distributed Bragg Reflector) of a VCSEL (Vertical Cavity Surface Emitting Laser).
      SOLUTION: A first mirror stack 105 covers and is adhered to a surface 101 of a substrate 102. A first cladding region 106 covers and is adhered to the first mirror stack 105. An active layer 108 covers and is adhered to the first cladding layer 106. A second cladding layer 109 covers and is adhered to the active layer 108. A second mirror stack 111 covers and is adhered to the second cladding layer 109, and includes the carbon doping level controlled by a ratio of Group V containing organic metals (TBAs) to Group III organic metals (trimethylgallium and trimethylaluminum).
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:提供一种控制VCSEL(垂直腔表面发射激光器)的DBR(分布式布拉格反射器)中的碳掺杂水平的方法。 解决方案:第一反射镜堆叠105覆盖并粘附到基板102的表面101.第一包层区域106覆盖并附着到第一反射镜叠层105.活性层108覆盖并附着到第一反射镜叠层 第二包覆层109覆盖并粘附到有源层108.第二反射镜叠层111覆盖并附着到第二覆层109,并且包括由含有有机物的V族的比率控制的碳掺杂水平 金属(TBAs)至III族有机金属(三甲基镓和三甲基铝)。 版权所有(C)2006,JPO&NCIPI
    • 6. 发明专利
    • Integration memory map controller circuit for optical fiber tranceiver
    • 用于光纤跟踪器的集成存储器映射控制器电路
    • JP2006136029A
    • 2006-05-25
    • JP2006015985
    • 2006-01-25
    • Finisar Corpフィニサー コーポレイション
    • ARONSON LEWIS BHOSKING STEPHEN G
    • G01M11/00G01M99/00H01S5/042H01S5/068H04B10/40
    • H04B10/40G01M11/00G01M11/30G01M99/002H04B10/07H04B10/0799H04B2210/08
    • PROBLEM TO BE SOLVED: To provide in general a flexible integrated circuit for a photoelectron tranceiver, using a simple and clear memory map architecture, and to provide a simple serial communication device.
      SOLUTION: The circuit includes one or two or more memory arrays for storing information relevant to a tranceiver, a laser transmitter and a photodiode receiver, changing this analog signal received into a digital value, an analog-to-digital conversion circuit for storing this digital value to a predetermined region in the memory, a control circuit configured so that a control signal is generated for controlling operation of the laser transmitter and following to one or more values stored by the memory, an interface for reading and writing to the region inside the memory, and a comparison logic circuit for storing this flag value to the predetermined region in the memory, and comparing the digital value with the threshold and generating a flag value based on this threshold.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:为了提供一种用于光电子收发器的灵活集成电路,使用简单和清晰的存储器映射架构,并提供简单的串行通信设备。 解决方案:电路包括一个或两个或更多个用于存储与收发器,激光发射器和光电二极管接收器相关的信息的存储器阵列,将接收到的模拟信号改变为数字值,模拟 - 数字转换电路 将该数字值存储到存储器中的预定区域;控制电路,被配置为使得控制信号被产生用于控制激光发射机的操作,并遵循由存储器存储的一个或多个值,用于读取和写入存储器的接口 区域,以及用于将该标志值存储到存储器中的预定区域的比较逻辑电路,并且将数字值与阈值进行比较,并且基于该阈值生成标志值。 版权所有(C)2006,JPO&NCIPI
    • 10. 发明专利
    • Integrated memory map controller circuit for fiber optics transceiver
    • 用于光纤收发器的集成存储器映射控制器电路
    • JP2006191681A
    • 2006-07-20
    • JP2006082561
    • 2006-03-24
    • Finisar Corpフィニサー コーポレイション
    • ARONSON LEWIS BHOSKING STEPHEN G
    • G01M11/00G01M99/00H01S5/042H01S5/068H04B10/40
    • H04B10/40G01M11/00G01M11/30G01M99/002H04B10/07H04B10/0799H04B2210/08
    • PROBLEM TO BE SOLVED: To provide a general and flexible integrated circuit for an optoelectronic transceiver using a simple and clear memory map architecture and a simple serial communication mechanism.
      SOLUTION: This circuit includes: a memory comprising one or more memory arrays for storing information related to a transceiver; analog-to-digital converter circuitry for receiving a plurality of analog signals from a laser transmitter and a photodiode receiver, converting the received analog signals into digital values and storing the digital values into predefined locations within the memory; a control circuit configured so as to generate a control signal for controlling operation of the laser transmitter in accordance with the one or more values stored in the memory; an interface for reading from and writing to locations within the memory; and a comparison logic circuit for comparing the digital values with limit values, generating flag values on the basis of the limit values and storing the flag values in predefined locations within the memory.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:使用简单清晰的存储器映射架构和简单的串行通信机制为光电收发器提供通用且灵活的集成电路。 解决方案:该电路包括:存储器,包括用于存储与收发器有关的信息的一个或多个存储器阵列; 模拟 - 数字转换器电路,用于从激光发射器和光电二极管接收器接收多个模拟信号,将接收的模拟信号转换成数字值,并将数字值存储到存储器内的预定位置; 控制电路,被配置为根据存储在存储器中的一个或多个值产生用于控制激光发射机的操作的控制信号; 用于读取和写入存储器内的位置的接口; 以及用于将数字值与极限值进行比较的比较逻辑电路,基于极限值生成标志值,并将该标志值存储在存储器内的预定位置中。 版权所有(C)2006,JPO&NCIPI