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    • 4. 发明申请
    • Image input apparatus and inspection apparatus
    • 图像输入装置和检查装置
    • US20050196059A1
    • 2005-09-08
    • US11064014
    • 2005-02-24
    • Hiromu InoueTsuneo TerasawaShinichi ImaiTakehiko Nomura
    • Hiromu InoueTsuneo TerasawaShinichi ImaiTakehiko Nomura
    • G01B11/24G01N21/956G06K9/36G06T1/00H01L21/66
    • G03F7/70616G01N21/9501G01N21/956G01N2021/95676
    • An image input apparatus for inputting an image of an object and outputting the image as an electric signal, the image input apparatus comprises a stage which supports the object, a laser interferometer which measures a position of the stage, a light source which emits a pulse light, an illumination optical system which irradiates the object with an illuminating light, a sensor which converts an image-formed optical image into an electric image signal, an imaging optical system which forms an image of the object on the sensor, a synchronization control circuit which controls a light-emission interval of the light source and synchronization of the sensor on the basis of position information of the laser interferometer, a light quantity monitor which measures a quantity of light, and a light quantity correction circuit which corrects the electric image signal on the basis of an output of the light quantity monitor.
    • 一种用于输入对象的图像并输出图像作为电信号的图像输入装置,所述图像输入装置包括支撑所述对象的平台,测量所述平台位置的激光干涉仪,发出脉冲的光源 光,将照明光照射到物体上的照明光学系统,将图像形成的光学图像转换为电子图像信号的传感器,在传感器上形成物体的图像的成像光学系统,同步控制电路 其基于激光干涉仪的位置信息,测量光量的光量监视器和校正电图像信号的光量校正电路来控制光源的发光间隔和传感器的同步 基于光量监视器的输出。
    • 7. 发明申请
    • METHOD OF MANUFACTURING GAN-BASED TRANSISTORS
    • 制造基于GAN的晶体管的方法
    • US20100210080A1
    • 2010-08-19
    • US12707376
    • 2010-02-17
    • Takehiko NomuraNariaki IkedaShusuke KayaSadahiro Kato
    • Takehiko NomuraNariaki IkedaShusuke KayaSadahiro Kato
    • H01L21/336
    • H01L29/66522H01L29/2003H01L29/78
    • A method of manufacturing a GaN-based field effect transistor is provided by which a lower resistance and a higher breakdown voltage are obtained and which is less affected by a current collapse. A method of manufacturing the GaN-based field effect transistor(s) can comprise performing an epitaxial growth of an AlN layer (102), of a buffer layer (103), of a channel layer (104), of a drift layer (105) and of an electron supplying layer (106) in such the order on to a substrate (101) respectively; forming a recess part (108) thereon; performing an alloying process for performing an annealing in order to obtain an ohmic contact; forming a passivation layer (113) at a period of performing the annealing in the alloying process in order to protect the electron supplying layer (106) on to a surface of the recess part (108), on to the electron supplying layer (106), on to a source electrode (109) and on to a drain electrode (110), respectively; removing the passivation layer (113); forming a gate insulating film on to a surface at the inner side of the recess part (108), on to the electron supplying layer (106), on to the source electrode (109) and on to the drain electrode (110), respectively; and forming a gate electrode on to the gate insulating film at a part of the recess part (108).
    • 提供一种制造GaN基场效应晶体管的方法,通过该方法获得较低的电阻和较高的击穿电压,并且其受电流崩溃的影响较小。 一种制造GaN基场效应晶体管的方法可以包括执行漂移层(105)的沟道层(104)的缓冲层(103)的AlN层(102)的外延生长 )和电子供应层(106)分别依次连接到基板(101)上; 在其上形成凹部(108); 进行合金化处理以进行退火以获得欧姆接触; 在合金化工艺中进行退火的时间段,以形成钝化层(113),以保护电子供给层(106)到凹部(108)的表面上,到电子供给层(106)上, 分别连接到源电极(109)和漏电极(110)上; 去除钝化层(113); 在所述凹部(108)的内侧的表面上分别在所述电子供给层(106)上向所述源极(109)和所述漏电极(110)分别形成栅极绝缘膜 ; 以及在所述凹部(108)的一部分处在所述栅极绝缘膜上形成栅电极。
    • 8. 发明授权
    • Optical fiber module lead frame and optical fiber module
    • 光纤模块引线框架和光纤模块
    • US06905261B2
    • 2005-06-14
    • US10100283
    • 2002-03-15
    • Sonomi IshiiTakehiko NomuraMasayuki Iwase
    • Sonomi IshiiTakehiko NomuraMasayuki Iwase
    • G02B6/42G02B6/36
    • G02B6/4246G02B6/4201G02B6/4249H01L2224/48091H01L2224/48137H01L2924/00014
    • An optical fiber module lead frame has a plurality of lead terminals. One of the plurality of lead terminals functions as a lead terminal for inputting transmit signals for feeding electricity to a light emitting device from outside. One of the other lead terminals functions as a lead terminal for outputting received signals for sending electrical signals outputted from a photodetector to outside. An electric field between the lead terminal for inputting transmit signals and the lead terminal for outputting received signals is one source of crosstalk from the light emitting device side to the photodetector side. Then, provided is the configuration of suppressing the electric field between the lead terminal for inputting transmit signals and the lead terminal for outputting received signals.
    • 光纤模块引线框架具有多个引线端子。 多个引线端子中的一个用作用于从外部输入用于向发光器件供电的发送信号的引线端子。 其他引线端子中的一个用作用于将从光电检测器输出的电信号发送到外部的接收信号的引线端子。 用于输入发送信号的引线端子和用于输出接收信号的引线端子之间的电场是从发光器件侧到光电检测器侧的串扰的一个源。 然后,提供抑制用于输入发送信号的引线端子与用于输出接收信号的引线端子之间的电场的结构。
    • 9. 发明授权
    • Waveguide type light receiving element
    • 波导型光接收元件
    • US5926585A
    • 1999-07-20
    • US849189
    • 1997-07-18
    • Michinori IrikawaKazuaki NishikataTakehiko Nomura
    • Michinori IrikawaKazuaki NishikataTakehiko Nomura
    • H01L31/10G02F1/017H01L31/0232H01L31/109G02B6/12
    • H01L31/109B82Y20/00H01L31/0232G02F1/01708G02F2001/01766
    • A waveguide type light receiving element (10) comprises a photodetector section (14), a photo-attenuator section (18), and an electrical isolation section (20) having a light transmission property which electrically isolates the photodetector section from the photo-attenuator section for allowing light transmission. The photodetector section comprises n-type light guide layer (28) and i-type light absorption layer (30) formed on a substrate (22), and a pair of n- and p-type light confinement layers (26 and 32) which sandwich the light guide layer and the light absorption layer therebetween, thereby forming a double hetero junction structure. The photo-attenuator section has a layer structure similar to the photodetector section except for a strained MQW layer disposed instead of the light absorption layer and has an absorption controlling electrode (16) and an electrode (40) disposed on the top and bottom, respectively, of the substrate. The light absorption layer and the waveguide of the photodetector section and the photo-attenuator section form a ridge structure to have a light confinement structure in a horizontal direction as well as a light confinement structure in a vertical direction. By applying a reverse bias voltage between the electrodes of the photo-attenuator section, the amount of absorption of the incident light by the photo-attenuator section can be controlled, thereby controlling the intensity of light propagated to the photodetector section.
    • PCT No.PCT / JP96 / 02425 Sec。 371日期1997年7月18日 102(e)1997年7月18日PCT PCT 1996年8月29日PCT公布。 公开号WO97 / 08757 日期1997年3月6日一种波导型光接收元件(10)包括光电检测器部分(14),光衰减器部分(18)和具有光透射特性的电隔离部分(20),其将光电检测器部分 来自用于允许光透射的光衰减器部分。 光电检测器部分包括形成在基板(22)上的n型光导层(28)和i型光吸收层(30),以及一对n型和p型光限制层(26和32),其中 将导光层和光吸收层夹在其间,由此形成双异质结结构。 光衰减器部分具有类似于光检测器部分的层结构,除了代替光吸收层设置的应变MQW层,并且分别具有设置在顶部和底部的吸收控制电极(16)和电极(40) 的底物。 光检测器部分和光衰减器部分的光吸收层和波导形成了在垂直方向上具有在水平方向上的光限制结构和光限制结构的脊结构。 通过在光衰减器部分的电极之间施加反向偏置电压,可以控制光衰减器部分的入射光的吸收量,从而控制传播到光电检测器部分的光的强度。