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    • 34. 发明申请
    • META-TYPE WHOLLY AROMATIC POLYAMIDE FIBER EXCELLENT IN HIGH-TEMPERATURE PROCESSABILITY, AND METHOD FOR PRODUCING THE SAME
    • 具有高温可加工性的META型异丙醇酰胺纤维及其制造方法
    • US20090054620A1
    • 2009-02-26
    • US12162762
    • 2007-01-30
    • Kotaro TakiueHiroshi Fujita
    • Kotaro TakiueHiroshi Fujita
    • C08G63/44D01F6/60
    • D01F6/605C08G69/32D01F6/805D01F6/905D04H1/42D04H1/4342D04H1/55D04H3/16D06M2101/36D06P1/67341D06P3/24Y10T428/2913Y10T428/2969
    • Upon producing a meta-type wholly aromatic polyamide fiber by wet spinning a polymer solution containing a meta-type wholly aromatic polyamide containing a m-phenylenediamine isophthalamide skeleton as a major component, and an amide solvent containing a salt, (1) the polymer solution is ejected into a coagulation bath containing an amide solvent and water and containing a salt at a low concentration to coagulate as a porous thread body (fibrous material), (2) which is subsequently stretched in a plastic stretching bath containing an aqueous solution of an amide solvent, (3) is rinsed with water and then subjected to a heat treatment in a saturated steam atmosphere, and (4) is then subjected to a dry heat treatment, so as to produce a novel meta-type wholly aromatic polyamide fiber that contains an extremely small amount of a solvent remaining in the fibers, contains a small amount of a volatile substance harmful in a heat treatment step at a high temperature, is capable of suppressing coloration of a fiber product, and is capable of providing a product with high performance and high quality.
    • 通过湿法纺丝含有间苯二胺间苯二甲酰骨架的间位型全芳香族聚酰胺作为主要成分的聚合物溶液和含有盐的酰胺系溶剂制造间位型全芳香族聚酰胺纤维时,(1)聚合物溶液 被喷射到含有酰胺溶剂和水并含有低浓度的盐的凝结浴中,以凝固为多孔螺纹体(纤维材料),(2),随后在含有水溶液的塑料拉伸浴中拉伸 酰胺溶剂,(3)用水冲洗,然后在饱和蒸汽气氛中进行热处理,然后(4)进行干热处理,以制备新颖的间位型全芳族聚酰胺纤维,其中 含有极少量的残留在纤维中的溶剂,含有少量在高温下在热处理步骤中有害的挥发性物质,能够抑制 纤维制品的着色,并且能够提供具有高性能和高质量的产品。
    • 35. 发明授权
    • Lens system assembling method and spacing jig
    • 镜头系统组装方法和间距夹具
    • US07471472B2
    • 2008-12-30
    • US11790627
    • 2007-04-26
    • Daisuke AyameHiroshi Fujita
    • Daisuke AyameHiroshi Fujita
    • G02B7/02
    • G02B27/62G02B7/021G02B7/022G02B7/027
    • In a lens system assembling method, the spacing between two mutually opposing lenses are set more accurately. The method includes the steps of: holding a first lens with a lens holding member, with the opposing lens face of the first lens being brought into close contact with a first receiving face of a spacing jig, and a lens receiving face of the lens holding member being brought into close contact with a second receiving face of the spacing jig; removing the spacing jig from the first lens and the lens holding member holding the first lens; and setting the spacing between the mutually opposing first and second lenses at a predetermined distance by abutting the second lens to the lens receiving face of the lens holding member such that the opposing lens face of the second lens is brought into close contact with the lens receiving face.
    • 在透镜系统组装方法中,更精确地设置两个相互相对的透镜之间的间隔。 该方法包括以下步骤:保持具有透镜保持部件的第一透镜,使第一透镜的相对透镜面与间隔夹具的第一接收面紧密接触,并且透镜保持部件的透镜接收面 构件与间隔夹具的第二接收面紧密接触; 从第一透镜和保持第一透镜的透镜保持部件移除间隔夹具; 以及通过将所述第二透镜与所述透镜保持部件的透镜接收面抵接而将相互相对的第一透镜和第二透镜之间的间隔设置在预定距离处,使得所述第二透镜的相对透镜面与所述透镜接收部紧密接触 面对。
    • 36. 发明授权
    • Optical tomographic apparatus
    • 光学断层摄影装置
    • US07428052B2
    • 2008-09-23
    • US11296368
    • 2005-12-08
    • Hiroshi Fujita
    • Hiroshi Fujita
    • G01B9/02
    • A61B5/6852A61B1/00096A61B1/00172A61B5/0062A61B5/0066A61B5/0073A61B5/0075A61B5/0086A61B5/7257G01N21/45G01N21/4795
    • An optical tomographic apparatus is provided and includes a light source portion, and an interferometer including a probe. A vicinity of a fore-end of a probe is provided with a concave mirror and a portion spaced apart from the concave mirror by a distance therebetween is provided with a semitransparent mirror and a GRIN lens successively from a fore-end side of the probe. On the other hand, the probe includes light transmitting window portions at positions different from each other by 180 degrees in a peripheral direction thereof, and a subject can be irradiated and subject light can be acquired in two directions in the peripheral direction of the probe. Thereby, there is constructed a constitution capable of acquiring information twice as much as that of a related art by one time irradiation to the subject by a comparatively simple constitution.
    • 提供了一种光学断层摄影装置,包括光源部分和包括探针的干涉仪。 探针前端附近设置有凹面镜和与凹面反射镜间隔一定距离的部分,从探针的前端侧依次配置有半透明镜和GRIN透镜。 另一方面,探头包括在其周向彼此相差180度的位置处的透光窗部分,并且可以照射被摄体,并且可以沿着探针的周向沿两个方向获取被摄体光。 由此,构成了能够通过比较简单的结构一次性地对被摄体照射获得相关技术的信息的两倍的结构。
    • 37. 发明授权
    • Tomography imaging apparatus
    • 层析成像装置
    • US07348563B2
    • 2008-03-25
    • US11149239
    • 2005-06-10
    • Hiroshi Fujita
    • Hiroshi Fujita
    • G01T1/166
    • G01B9/02091A61B5/0066A61B5/6852G01B9/02032G01N21/4795
    • A tomography imaging apparatus comprises: a light source that emits light having a low interferable performance; a light irradiation optical system constituted to split the light emitted from the light source into two, irradiate one of the split light to a subject and irradiate the other one of the split light to a reference mirror; a first guiding member that guides signal light to a first light emitting end, the signal light being from the subject based on light irradiation from the light irradiation optical system; a second light guiding member that guides reference light to a second light emitting end, the reference light being from the reference mirror based on the light irradiation; and a multipixel image taking element that provides an optical intensity distribution of interfered light by the signal light emitted from the first light emitting end and the reference light emitted from the second light emitting end.
    • 断层成像装置包括:发射具有低干涉性能的光的光源; 光照射光学系统,被构造成将从光源射出的光分为两个,将分离光中的一个照射到被摄体,并将另一个分光照射到参考反射镜; 第一引导构件,其基于来自所述光照射光学系统的光照射将信号光引导到第一发光端,所述信号光来自所述被摄体; 第二导光构件,其将参考光引导到第二发光端,所述参考光基于所述光照射从所述参考反射镜; 以及通过从第一发光端发射的信号光和从第二发光端发射的参考光提供干涉光的光强度分布的多像素摄像元件。
    • 38. 发明申请
    • Wireless communication device and method
    • 无线通信装置及方法
    • US20080045144A1
    • 2008-02-21
    • US11826888
    • 2007-07-19
    • Hiroshi Fujita
    • Hiroshi Fujita
    • H04B7/14
    • H04W16/26H04B7/15542H04W16/14H04W84/047H04W88/04
    • Wireless communication device and method whereby, even in cases where relay stations that transmit control information to terminals and relay stations that do not transmit control information coexist in the same system, the terminals are prevented from interfering with one another's communications. A non-controlling relay station transmits only data, and not control information, to a terminal, and a controlling relay station transmits both data and control information to a terminal. The wireless communication device includes a transmission interval setter for setting, in a downlink subframe of a frame for communicating by wireless with terminals, the non-controlling relay station and the controlling relay station, an interval for transmitting data from the controlling relay station to the terminal communicating therewith.
    • 无线通信装置和方法,即使在向不发送控制信息的终端和中继站发送控制信息的中继站在同一系统中共存的情况下,也可以防止终端干扰彼此的通信。 非控制中继站仅向终端发送数据而不是控制信息,控制中继站向终端发送数据和控制信息。 无线通信装置包括发送间隔设定器,用于在与终端无线通信的帧的下行链路子帧中设置非控制中继站和控制中继站,用于将数据从控制中继站发送到 终端通信。
    • 39. 发明申请
    • Communication Systems
    • 通讯系统
    • US20080043712A1
    • 2008-02-21
    • US11840669
    • 2007-08-17
    • Michael John HartYuefeng ZhouDorin ViorelChenxi ZhuMichiharu NakamuraMasahiro WatanabeHiroshi FujitaMakoto Yoshida
    • Michael John HartYuefeng ZhouDorin ViorelChenxi ZhuMichiharu NakamuraMasahiro WatanabeHiroshi FujitaMakoto Yoshida
    • H04B7/212
    • H04W28/16H04B7/15507H04B7/2606H04L5/0007H04L5/0032H04L5/0048H04L25/0226H04L27/2655H04L27/2692H04W48/08H04W84/047
    • A transmission method for use in a multi-hop wireless communication system is provided. The system includes a source apparatus, a destination apparatus and one or more intermediate apparatuses. The system has access to at least one predetermined transmission introduction sequence and also has access to a time-frequency format for use in assigning available transmission frequency bandwidth during a discrete transmission interval, said format defining a plurality of transmission windows within such an interval. Each window occupies a different part of that interval and has a frequency bandwidth profile within said available transmission frequency bandwidth over its part of that interval. Each said window being assignable for such a transmission interval to at least one of said apparatuses for use in transmission. The method includes, when transmitting a message with a preamble in a particular transmission interval, transmitting the preamble in a first transmission window of that transmission interval. Furthermore, the method includes transmitting the transmission introduction sequence in a second transmission window of that transmission interval other than the first transmission window preferably as control information for use by at least one said intermediate apparatus or the destination apparatus.
    • 提供了一种用于多跳无线通信系统的传输方法。 该系统包括源设备,目的地设备和一个或多个中间设备。 该系统可以访问至少一个预定的传输介绍序列,并且还可以访问用于在离散传输间隔期间分配可用传输频率带宽的时间 - 频率格式,所述格式在这样的间隔内定义多个传输窗口。 每个窗口占据该间隔的不同部分,并且在该间隔的部分内在所述可用传输频率带宽内具有频带配置。 每个所述窗口可分配给用于传输的所述设备中的至少一个的这种传输间隔。 该方法包括:在特定发送间隔中发送具有前导码的消息时,在该发送间隔的第一发送窗口中发送前导码。 此外,该方法包括:在第一传输窗口之外的传输间隔的第二传输窗口中优选地传输传输介绍序列作为至少一个所述中间设备或目的设备使用的控制信息。