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    • 1. 发明公开
    • Optical signal processing apparatus and optical signal processing method
    • Optische Signalverarbeitungsvorrichtung und optisches Signalverarbeitungsverfahren
    • EP1452896A2
    • 2004-09-01
    • EP04012363.0
    • 1997-09-01
    • Nippon Telegraph and Telephone Corporation
    • Kurokawa, TakashiTsuda, HiroyukiOkamoto, KatsunariNaganuma, KazunoriIshii, TetsuyoshiTakenouchi, Hirokazu
    • G02B6/293
    • G02B6/12011G02B6/12007G02B6/12014G02B6/12021G02B6/12023G02B6/12033G02B6/2931G02B6/29394G02B6/4215G02B2006/12104G02B2006/12107G03H1/0005G03H1/0808G03H2222/33
    • The present invention relates to an optical signal processing apparatus and optical signal processing method which enable generation, waveform shaping, waveform measurement, waveform recording, correlation processing, and the like of optical pulses of 1-10 ps. A basic construction of the optical signal processing apparatus includes an optical waveguide (9), (13), (22), (26), (33), (37), (41), (56), a first means (2), (10), (14), (25), (36), (42), (57) for equally distributing output light of the optical waveguide, an optical waveguide comprising an aggregate of optical waveguides changing in optical length by a constant interval, an arrayed waveguide (3), (11), (15), (24), (32), (43), (58) for dividing the output light, second means (4), (12), (16), (23), (34), (35), (59) for focusing optical output of the arrayed waveguide, and a mirror (110), (402), (2021), (2048), (2115) for receiving and reflecting incident light focused by the second means. Or, the apparatus includes an optical waveguide, first means for equally distributing output light of the optical waveguide, an arrayed waveguide comprising an aggregate of optical waveguides changing in optical length by a constant interval for dividing the output light, second means for focusing optical output of the arrayed waveguide, and a spatial filter (5), (17), (109) for receiving light focused by the second means to distribute the incident light on a straight line and making desired amplitude or phase modulation of the light according to the position on the straight line and reflecting the light.
    • 光信号处理装置和光信号处理方法技术领域本发明涉及能够进行1-10ps光脉冲的生成,波形整形,波形测量,波形记录,相关处理等的光信号处理装置和光信号处理方法。 光信号处理装置的基本结构包括光波导(9),(13),(22),(26),(33),(37),(41),(56) ),(10),(14),(25),(36),(42),(57),用于均匀分配光波导的输出光;光波导,包括光波长聚集体, 用于分割输出光的阵列波导(3),(11),(15),(24),(32),(43),(58),第二装置(4),(12) 用于聚焦阵列波导的光输出的反射镜(110),(34),(34),(35),(59)以及反射镜(110),(402),(2021),(2048),(2115) 接收和反映第二种手段聚焦的入射光。 或者,该装置包括光波导,用于均匀地分配光波导的输出光的第一装置,包括光学波长的聚集体的阵列波导,光波长的集合以恒定的间隔改变以分割输出光;第二装置,用于聚焦光输出 和用于接收由第二装置聚焦的光的空间滤波器(5),(17),(109),以将入射光分布在直线上,并根据所述第二装置对光进行所需的幅度或相位调制 直线上的位置并反射光。
    • 4. 发明公开
    • Arrayed-waveguide grating
    • Wellenleiter矩阵的Gitter
    • EP0823647A2
    • 1998-02-11
    • EP97305872.0
    • 1997-08-04
    • NIPPON TELEGRAPH AND TELEPHONE CORPORATION
    • Himeno, AkiraOkamoto, KatsunariTakahashi, Hiroshi
    • G02B6/34
    • G02B6/12011
    • An arrayed waveguide grating including an input waveguide or input waveguides (10), an input side slab waveguide lens (11), arrayed waveguides (12), an output side slab waveguide lens (16), and an output waveguide or output waveguides (17), wherein an optical length of the arrayed waveguides (12) monotonically increases or decreases by a constant value between adjacent waveguides; the arrayed waveguides (12) include an input side waveguide block (13), an intermediate waveguide block (14), and an output side waveguide block (15); the intermediate waveguide block (14) includes at least one fan-formed waveguide block, the fan-formed waveguide block is coaxial, equal in vertical angle, and monotonically increases or decreases by a constant value in radius between adjacent waveguides; and the input side waveguide block (13) and the output side waveguide block (15) are line symmetrical about a bisector of the vertical angle of the intermediate waveguide block (14).
    • 阵列波导光栅,包括输入波导或输入波导(10),输入侧平板波导透镜(11),阵列波导(12),输出侧平板波导透镜(16)和输出波导或输出波导(17 ),其中所述阵列波导(12)的光学长度在相邻波导之间单调增加或减少恒定值; 阵列波导(12)包括输入侧波导块(13),中间波导块(14)和输出侧波导块(15)。 中间波导块(14)包括至少一个扇形波导块,扇形波导块是同轴的,垂直角相等,并且在相邻波导之间的半径上单调地增加或减少恒定值; 并且输入侧波导块(13)和输出侧波导块(15)围绕中间波导块(14)的垂直角的二等分线对称。
    • 8. 发明公开
    • Integrated optical waveguide circuit and optical branch line test system using the same
    • 集成光波导路的电路和测试系统,用于支链的光线路谁使用它。
    • EP0639782A1
    • 1995-02-22
    • EP94111970.3
    • 1994-08-01
    • NIPPON TELEGRAPH AND TELEPHONE CORPORATION
    • Inoue, YasuyukiKawachi, MasaoOkamoto, KatsunariTakato, NorioYamamoto, FumihikoSuda, HiroyukiFurukawa, ShinichiMorinaka, Akira
    • G02B6/34G01M11/00H04B10/207
    • G01M11/3154G01M11/3136G02B6/12011G02B6/12014G02B6/12016G02B6/12019G02B6/12023G02B6/12033G02B6/30G02B2006/12164
    • An integrated optical waveguide circuit includes a substrate (1); an optical wavelength multiplexer and an optical power splitter formed on a same surface of the substrate (1). The optical wavelength multiplexer is composed of a first slab optical waveguide (401), a second slab optical waveguide (402), a single or a plurality of input optical waveguides (301) connected to the first slab optical waveguide (401) at one end of the first slab optical waveguide (401), a plurality of arrayed optical waveguides (302) arranged in parallel and having different lengths and connected to the first slab optical waveguide (401) and the second slab optical waveguide (402), and a plurality of output optical waveguides (303) arranged in parallel and connected to the second slab optical waveguide (402). The optical power splitter is composed of the second slab optical waveguide (402), one or more input optical waveguides (304), and the plurality of output optical waveguides (303) arranged in parallel and connected to the second slab optical waveguide (402).
      Use: component for testing individual optical fiber lines with ODTR reflectometers.
    • 集成光波导线路的基片包括(1); 到光波长多路复用器和在形成于基板(1)的同一表面上的光功率分离器。 该光学波长多路复用器是由在一端连接到所述第一平板光波导(401)第一平板光波导(401),第二平板光波导(402),单个或输入光波导的多个(301)的 第一平板光波导(401),平行布置并具有不同的长度和连接到该第一平板光波导(401)和第二平板光波导(402),阵列状光学波导(302)的多个,并且多个 的输出光波导(303)平行地布置并且连接到第二平板光波导(402)。 光功率分路器由第二平板光波导(402)的,一个或多个输入光波导(304),和输出光波导的平行布置并且连接到第二平板光波导多元性(303)(402) , 用途:用于与OTDR反射测试个别光纤线路组件。