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    • 6. 发明授权
    • Wireless communication system and terminal-device authentication method in wireless communication system
    • 无线通信系统和无线通信系统中的终端设备认证方法
    • US09094826B2
    • 2015-07-28
    • US14131008
    • 2012-07-09
    • Naoki Tsumura
    • Naoki Tsumura
    • H04W12/06H04L9/08H04L9/32H04L29/06
    • H04W12/06H04L9/0822H04L9/3228H04L63/0478H04L63/107H04L2209/80
    • A wireless communication system includes code transmitters (20a, 20b) each configured to transmit a time-varying code; code receivers (30a, 30b) each configured to receive the time-varying codes transmitted from the code transmitters (20a, 20b) and generate a fingerprint based on the received time-varying codes, the fingerprint being unique to a space where the time-varying codes are receivable; and terminal devices (40a, 40b) configured to establish wireless communication connection therebetween with authentication. The terminal devices (40a, 40b) are connected to the code receivers (30a, 30b), respectively. Each terminal device (40a, 40b) includes a fingerprint acquiring unit configured to acquire the fingerprint from the code receiver (30a, 30b), a wireless communication unit configured to transmit and receive the fingerprint via wireless communication, and an authentication unit configured to authenticate another terminal device if the fingerprint received from the another terminal device matches the fingerprint acquired from the code receiver connected thereto.
    • 无线通信系统包括代码发送器(20a,20b),每个代码发送器被配置为发送时变码; 代码接收器(30a,30b),其被配置为接收从代码发送器(20a,20b)发送的时变代码,并且基于所接收的时变码生成指纹,所述指纹对于时间 - 不同的代码可以接收; 以及终端设备(40a,40b),被配置为在认证之间建立无线通信连接。 终端设备(40a,40b)分别连接到代码接收器(30a,30b)。 每个终端设备(40a,40b)包括:指纹获取单元,被配置为从代码接收器(30a,30b)获取指纹;无线通信单元,被配置为经由无线通信发送和接收指纹;以及认证单元,被配置为认证 如果从另一终端设备接收到的指纹与从其连接的代码接收器获取的指纹匹配,则另一个终端设备。
    • 10. 发明申请
    • Measuring Equipment
    • 测量设备
    • US20080013071A1
    • 2008-01-17
    • US11666078
    • 2005-11-01
    • Naoki TsumuraKazushiro Fukushima
    • Naoki TsumuraKazushiro Fukushima
    • G01J3/00
    • G01N21/3581
    • A measuring equipment utilizing terahertz pulse light, includes: a terahertz light generator that generates terahertz pulse light; a terahertz light detector that detects terahertz pulse light; a first condensing optical system that condenses the terahertz pulse light generated by the terahertz light generator; and a second condensing optical system that condenses the terahertz pulse light diverging after being condensed by the first condensing optical system, onto the terahertz light detector. A sample is arranged in a vicinity of a position of condensing the terahertz pulse light by the first condensing optical system; and at least one of the first and the second condensing optical systems includes at least one optical device having a positive or negative refractive power. The measuring equipment further includes: a position adjusting mechanism that adjusts a position of the at least one optical device on an optical axis when the terahertz light detector detects the terahertz pulse light having transmitted through the sample; and a controlling unit that controls the position adjusting mechanism.
    • 利用太赫兹脉冲光的测量设备包括:产生太赫兹脉冲光的太赫兹光发生器; 检测太赫兹脉冲光的太赫兹光检测器; 第一聚光光学系统,其冷凝由太赫兹光发生器产生的太赫脉冲光; 以及第二聚光光学系统,其将由第一聚光光学系统聚集后的太赫兹脉冲光发散到太赫兹光检测器上。 将样品配置在通过第一聚光光学系统凝结太赫兹脉冲光的位置附近; 并且第一和第二聚光光学系统中的至少一个包括具有正或负折射光焦度的至少一个光学器件。 测量设备还包括:位置调节机构,当太赫兹光检测器检测到穿过样本的太赫兹脉冲光时,调节至少一个光学器件在光轴上的位置; 以及控制单元,其控制位置调整机构。