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    • 92. 发明申请
    • Method for preparing diamond from graphite by inner shell electron excitation
    • 通过内壳电子激发从石墨制备金刚石的方法
    • US20060081172A1
    • 2006-04-20
    • US10515911
    • 2003-05-22
    • Hiroshi YoshidaHiroyuki Nakayama
    • Hiroshi YoshidaHiroyuki Nakayama
    • C30B7/00C30B21/02C30B28/06
    • C30B29/04C01B32/25C30B1/00
    • If a stable graphite structure is reversed to a stable diamond structure using some excited state established at normal temperature and pressure, graphite can easily be transformed into diamond. If this technique is realized, it is expected to be applied to nanotechnology, short-wavelength, high-power semiconductor lasers, and high-power electronics. A method for producing diamond includes the step of exposing single-crystal or polycrystalline graphite having an sp2 structure to one selected from the group consisting of synchrotron radiation X-rays, radiation, laser light, an electron beam, and accelerated multicharged ions under normal pressure to excite the is inner-shell electrons of carbon atoms (C) constituting the graphite, thereby producing diamond having an sp3 structure from the graphite having the sp2 structure. The method inexpensively produces single-crystal diamond, polycrystalline diamond, or nanostructural diamond in a large amount.
    • 如果使用在常温常压下建立的一些激发态将稳定的石墨结构反向到稳定的金刚石结构,石墨可以很容易地转化为金刚石。 如果实现这一技术,预计将应用于纳米技术,短波长,大功率半导体激光器和大功率电子。 制造金刚石的方法包括将具有sp 2 O 2结构的单晶或多晶石墨暴露于选自同步辐射X射线,辐射,激光,电子束 ,并在正常压力下加速多电荷离子以激发构成石墨的碳原子(C)的内壳电子,从而从具有sp 的石墨产生具有sp 3+结构的金刚石, 2 结构。 该方法廉价地生产大量的单晶金刚石,多晶金刚石或纳米结构金刚石。
    • 97. 发明授权
    • System for optically detecting vehicles traveling along the lanes of a road
    • 用于光学检测沿着道路行车行驶的车辆的系统
    • US06212468B1
    • 2001-04-03
    • US09023709
    • 1998-02-13
    • Hiroyuki NakayamaRiichiro YamashitaMasayoshi Konishi
    • Hiroyuki NakayamaRiichiro YamashitaMasayoshi Konishi
    • G08G101
    • G08G1/04
    • A system for optically detecting vehicles traveling a road having a plurality lanes. The system includes a gantry provided at the road so as to straddle the plurality lanes. There are a plurality of optical line sensors provided on the gantry, for obtaining linear images of a surface of the road. There are optical line sensors arranged in two rows and in a staggered pattern such that each has a view field overlapping the view field of either adjacent optical line sensor by the sum of half the view field and a width of a motor cycle, photoelectric sensor apparatus consisting of photo-projector elements and photo-detector elements and optical axes which are parallel to each other and are substantially located in the position of the view field of the optical line sensors. There is a signal-processing section for detecting a vehicle traveling under the gantry in accordance with output signals of the optical line sensors and output signals of the photoelectric sensor apparatus, by using reference signals which the optical line sensors generate when no vehicles travel under them.
    • 一种用于光学检测具有多个车道的道路行驶的车辆的系统。 该系统包括在道路上提供以跨越多个车道的龙门架。 在台架上设有多个光线传感器,用于获得道路表面的线性图像。 存在以两行和交错图案布置的光学线传感器,使得每个具有与相邻光学线路传感器的视场重叠的视野与视场的一半和电动机周期的宽度的光电传感器装置 包括彼此平行并且基本上位于光学线路传感器的视野位置的光电投影仪元件和光电检测器元件和光轴。 根据光线路传感器的输出信号和光电传感器装置的输出信号,通过使用光线路传感器产生的参考信号,当没有车辆在其下方行驶时,有一个信号处理部分用于检测在机架下行进的车辆 。
    • 100. 发明授权
    • Universal modem for digital video, audio and data communications
    • 通用调制解调器,用于数字视频,音频和数据通信
    • US5940438A
    • 1999-08-17
    • US801748
    • 1997-02-18
    • Tommy C. PoonJay BaoYoshiki MizutaniHiroyuki Nakayama
    • Tommy C. PoonJay BaoYoshiki MizutaniHiroyuki Nakayama
    • H04N7/10H04J11/00H04L27/00H04L27/18H04L27/34H04L29/06H04B1/38H01L27/10H01L27/18H01L5/16
    • H04L27/0008
    • A universal modem has a software-configurable modulator/demodulator which commodates different modulation formats such as those associated with terrestrial, cable, phone line, satellite and wireless communications to be transmitted and received through a single device in which the modem has reconfigurable logic to accommodate the format of the signals being received or transmitted. Note that the modulator or demodulator can be used separately or the two units can be combined and used for transceivers, with either the same software configuring both the modulator and demodulator, or with different software used for the two units. In the receive mode, the universal modem detects the modulation format of the incoming signal and reconfigures the logic of its software-configurable demodulator to output demodulated digital data for further processing. In the transmit mode, information to be transmitted is provided with the appropriate modulation format by setting a software-configurable modulator in the universal modem to the particular format. In one embodiment, in the receive mode the incoming signal is A-D converted, with a host processor utilized to detect the type of modulation associated with the incoming signal and through a configuration controller configures a random access memory which is coupled to the software-configurable demodulator. In advanced television applications, the demodulated signal is passed through an equalizer, a Trellis Decoder and Reed-Solomon Decoder to provide an appropriate filtered and level-adjusted digital signal that is coupled to the next processing stage.
    • 通用调制解调器具有软件可配置的调制器/解调器,其适应与地面,电缆,电话线,卫星和无线通信相关联的不同调制格式,以通过单个设备发送和接收,其中调制解调器具有可重构逻辑以容纳 正在接收或发送信号的格式。 请注意,调制器或解调器可以单独使用,也可以将两个单元组合使用,用于收发器,同样的软件配置了调制器和解调器,也可以配置两个单元使用不同的软件。 在接收模式下,通用调制解调器检测输入信号的调制格式,并重新配置其软件可配置解调器的逻辑,以输出解调的数字数据进行进一步处理。 在发送模式中,通过将通用调制解调器中的软件可配置调制器设置为特定格式,向被发送的信息提供适当的调制格式。 在一个实施例中,在接收模式中,输入信号被AD转换,主机处理器用于检测与输入信号相关联的调制类型,并且通过配置控制器配置随机存取存储器,该存储器耦合到软件可配置解调器 。 在高级电视应用中,解调的信号通过均衡器,网格解码器和里德 - 索罗门解码器,以提供耦合到下一个处理级的适当的滤波和电平调整的数字信号。