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    • 1. 发明授权
    • Optical module
    • 光模块
    • US06836490B2
    • 2004-12-28
    • US10247816
    • 2002-09-20
    • Jiro ShinkaiTakashi KatoToshio TakagiHiroyuki Yabe
    • Jiro ShinkaiTakashi KatoToshio TakagiHiroyuki Yabe
    • H01S304
    • H01S5/0687H01S5/02216H01S5/0222H01S5/02248H01S5/02284H01S5/0612H01S5/0683
    • The object of the present invention is to provide an optical module for a WDM communication system, in which the oscillation wavelength is on the grid of the WDM regulation. The optical output power and the oscillation wavelength can be controlled independently. The present module includes a semiconductor light-emitting device, a wedge shaped etalon device and two light-receiving devices. The etalon contains a second portion, on which anti-reflection films are coated, and a first portion. One of the receiving devices detects light transmitted through the second portion of the etalon, while the other device detects light through the first portion. A signal from the former device controls the output power of the light-emitting device, while a signal from the latter receiving device controls the oscillation wavelength of the laser.
    • 本发明的目的是提供一种用于WDM通信系统的光学模块,其中振荡波长在WDM调节的网格上。 可以独立地控制光输出功率和振荡波长。 本模块包括半导体发光器件,楔形标准器器件和两个光接收器件。 标准具包含第二部分,其上涂覆有抗反射膜和第一部分。 接收装置中的一个检测通过标准具的第二部分透射的光,而另一个装置通过第一部分检测光。 来自前一个装置的信号控制发光装置的输出功率,而来自后一个接收装置的信号控制激光器的振荡波长。
    • 3. 发明申请
    • Optical module
    • 光模块
    • US20050069001A1
    • 2005-03-31
    • US10992291
    • 2004-11-19
    • Jiro ShinkaiTakashi KatoToshio TakagiHiroyuki Yabe
    • Jiro ShinkaiTakashi KatoToshio TakagiHiroyuki Yabe
    • H01S5/022H01S5/06H01S5/0683H01S5/0687H01S3/13
    • H01S5/0687H01S5/02216H01S5/0222H01S5/02248H01S5/02284H01S5/0612H01S5/0683
    • The object of the present invention is to provide an optical module for the WDM communication system, in which the oscillation wavelength is on the grid of the WDM regulation, moreover the optical output power and the oscillation wavelength can be controlled independently. The present module comprises a semiconductor light-emitting device, a wedge shaped etalon device and two light-receiving devices. The etalon device contains a first portion, on which the anti-reflection films are coated, and a second portion. One of the receiving devices detects light transmitted through the first portion of the etalon device, while the other device detects light through the second portion. Signal from the former device controls the output power of the light-emitting device, while the signal from the latter receiving device controls the oscillation wavelength of the laser.
    • 本发明的目的是提供一种用于WDM通信系统的光模块,其中振荡波长在WDM调节电网上,而且可以独立地控制光输出功率和振荡波长。 本模块包括半导体发光器件,楔形标准器器件和两个光接收器件。 标准具装置包括第一部分,其上涂覆有防反射膜,第二部分。 接收装置中的一个检测通过标准具装置的第一部分透射的光,而另一个装置通过第二部分检测光。 来自前一个装置的信号控制发光装置的输出功率,而来自后一个接收装置的信号控制激光器的振荡波长。
    • 4. 发明授权
    • Optical module
    • 光模块
    • US07289544B2
    • 2007-10-30
    • US10992291
    • 2004-11-19
    • Jiro ShinkaiTakashi KatoToshio TakagiHiroyuki Yabe
    • Jiro ShinkaiTakashi KatoToshio TakagiHiroyuki Yabe
    • H01S3/13
    • H01S5/0687H01S5/02216H01S5/0222H01S5/02248H01S5/02284H01S5/0612H01S5/0683
    • The object of the present invention is to provide an optical module for the WDM communication system, in which the oscillation wavelength is on the grid of the WDM regulation, moreover the optical output power and the oscillation wavelength can be controlled independently. The present module comprises a semiconductor light-emitting device, a wedge shaped etalon device and two light-receiving devices. The etalon device contains a first portion, on which the anti-reflection films are coated, and a second portion. One of the receiving devices detects light transmitted through the first portion of the etalon device, while the other device detects light through the second portion. Signal from the former device controls the output power of the light-emitting device, while the signal from the latter receiving device controls the oscillation wavelength of the laser.
    • 本发明的目的是提供一种用于WDM通信系统的光模块,其中振荡波长在WDM调节电网上,而且可以独立地控制光输出功率和振荡波长。 本模块包括半导体发光器件,楔形标准器器件和两个光接收器件。 标准具装置包括第一部分,其上涂覆有防反射膜,第二部分。 接收装置中的一个检测通过标准具装置的第一部分透射的光,而另一个装置通过第二部分检测光。 来自前一个装置的信号控制发光装置的输出功率,而来自后一个接收装置的信号控制激光器的振荡波长。
    • 7. 发明授权
    • Wire harness
    • 线束
    • US09490613B2
    • 2016-11-08
    • US13817161
    • 2011-07-28
    • Takashi KatoEiichi Toyama
    • Takashi KatoEiichi Toyama
    • H02G1/00B60R16/02
    • H02G1/00B60R16/0215
    • A wire harness includes a high-voltage wire and a pipe member for receiving the high-voltage wire. The pipe member is provided, at a plurality of points thereon, with crushed portions formed by crushing a pipe outer surface inward. The crushed portions are formed as portions to which clamps are to be attached. The crushed portions are formed and positioned in correspondence with positions of L-shaped brackets. The crushed portions are formed as portions for generating protrusions on a pipe inner surface, and the protrusions serve as a contact supporting point for the high-voltage wire.
    • 线束包括高压线和用于接收高压线的管构件。 管构件在其上的多个点处设置有通过向内破碎管外表面而形成的破碎部分。 破碎部分形成为夹具要附接的部分。 破碎部分形成并对应于L形托架的位置定位。 破碎部分形成为在管内表面上产生突起的部分,并且突起用作高压线的接触支撑点。
    • 8. 发明授权
    • Sound adjusting system and electronic musical instrument
    • 音调系统和电子乐器
    • US08901404B2
    • 2014-12-02
    • US13410622
    • 2012-03-02
    • Fusako IshimuraTakashi KatoRento TanaseKeiichi Fukatsu
    • Fusako IshimuraTakashi KatoRento TanaseKeiichi Fukatsu
    • G10C3/12G10H1/32H04R1/02
    • G10H1/32H04R1/028
    • An electronic keyboard musical instrument, including: a keyboard; a musical-sound signal generating circuit; at least one speaker for emitting sound in accordance with a generated signal; a speaker accommodating body accommodating the speaker in its inner space; and at least one resonator disposed in the accommodating body, wherein the accommodating body includes a sound emission path by which the sound emitted by the speaker is introduced to an exterior of the accommodating body via the inner space for sound propagation to the exterior, a control point of the resonator is located at a position corresponding to an antinode of a sound pressure in a natural vibration mode at a specific frequency generated in the inner space by driving of the speaker, and the resonator resonates at the specific frequency for adjusting the sound pressure, whereby the sound is emitted from the sound emission path to the exterior.
    • 电子键盘乐器,包括:键盘; 音乐声音信号发生电路; 至少一个扬声器,用于根据产生的信号发出声音; 容纳扬声器在其内部空间中的扬声器容纳主体; 以及设置在所述容纳主体中的至少一个谐振器,其中所述容纳主体包括声音发射路径,通过所述声音发射路径,由所述扬声器发出的声音经由用于声音传播到外部的内部空间被引入所述容纳主体的外部, 谐振器的点位于通过扬声器的驱动在内部空间中产生的特定频率处于自然振动模式中的声压的波腹的位置,并且谐振器以特定频率共振以调节声压 从而声音从声音发射路径发射到外部。
    • 10. 发明授权
    • Flow rate control device
    • 流量控制装置
    • US08869825B2
    • 2014-10-28
    • US12388444
    • 2009-02-18
    • Kazuhiro SugataTakashi Kato
    • Kazuhiro SugataTakashi Kato
    • F16K31/12F16K31/36F16K15/00F16K17/00F16K21/04F16K31/00G05D7/06
    • G05D7/0635Y10T137/7762Y10T137/7838
    • A flow rate control device comprises a regulator that adjusts the pressure of a fluid to be supplied, a plurality of narrowed pathways arranged in parallel on the downstream side of the regulator, and an open/close section that switches a predetermined narrowed pathway amongst the plurality of narrowed pathways between an open position and a closed position. One of the pathways can be an open narrowed pathway arranged on the downstream side of the regulator and another can be an opened/closed narrowed pathway arranged downstream of the regulator in parallel with the open narrowed pathway. In this case, the open/close section that switches the opened/closed narrowed pathway between as open position and a closed position.
    • 一种流量控制装置,包括:调节器,用于调节待供给的流体的压力;多个在调节器的下游侧平行布置的变窄的通道;以及打开/关闭部分,其在多个 在打开位置和关闭位置之间的狭窄路径。 路径中的一个可以是布置在调节器下游侧的开放狭窄通道,另一个可以是设置在调节器下游的打开/闭合的变窄通道,该通道与开口狭窄通路平行。 在这种情况下,打开/关闭的狭窄通道在打开位置和关闭位置之间切换的打开/关闭部分。