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    • 3. 发明授权
    • Target tracking device and target tracking method
    • 目标跟踪设备和目标跟踪方法
    • US09121919B2
    • 2015-09-01
    • US13403310
    • 2012-02-23
    • Hidetoshi Furukawa
    • Hidetoshi Furukawa
    • G01S13/66G01S13/72G01S7/00G01S13/86
    • G01S7/003G01S13/726G01S13/86
    • According to one embodiment, target tracking device includes passive processor, active processor, fusion unit and correction unit. Passive processor calculates passive track of target based on passive measurement of target angle measured by passive sensor. Active processor calculates active track of target based on active measurement of target distance and angle measured by active sensor. Fusion unit combines passive track and active track to output combined track. Correction unit calculates correction data based on combined track. Passive processor calculates track of the target for motion models based on passive measurement and correction data and calculates passive track by weighted sum of all tracks for motion models.
    • 根据一个实施例,目标跟踪装置包括无源处理器,有源处理器,融合单元和校正单元。 被动处理器根据被动传感器测量的目标角度的被动测量,计算目标的被动轨迹。 有源处理器根据主动传感器测量的目标距离和角度的有效测量来计算目标的活动轨迹。 融合单元将无源轨道和主动轨道组合到输出组合轨道。 校正单元根据组合轨迹计算校正数据。 被动处理器基于被动测量和校正数据计算运动模型目标的轨迹,并通过运动模型的所有轨道的加权和来计算被动轨迹。
    • 5. 发明申请
    • TARGET TRACKING DEVICE AND TARGET TRACKING METHOD
    • 目标跟踪装置和目标跟踪方法
    • US20120221274A1
    • 2012-08-30
    • US13403353
    • 2012-02-23
    • Hidetoshi FURUKAWA
    • Hidetoshi FURUKAWA
    • G06F19/00G01P21/00
    • G01S13/68
    • According to one embodiment, target tracking device includes track calculator and correction unit. Track calculator calculates a track of a target based on angular measurement of the target measured by a passive sensor. Correction unit sends correction data to the track calculator. Correction unit calculates correction data based on state vector of target input from an external device. Track calculator calculates track for each of a plurality of motion models based on angular measurement and correction data. Track calculator calculates the track of the target based on the track for each of the motion models. Track calculator calculates the track of the target by weighted sum of all tracks for the motion models.
    • 根据一个实施例,目标跟踪装置包括轨迹计算器和校正单元。 轨道计算器根据被动传感器测得的目标的角度测量计算目标轨迹。 校正单元向轨道计算器发送校正数据。 校正单元基于来自外部设备的目标输入的状态矢量来计算校正数据。 轨迹计算器基于角度测量和校正数据计算多个运动模型中的每一个的轨迹。 轨道计算器根据每个运动模型的轨迹计算目标的轨迹。 轨道计算器通过运动模型的所有轨道的加权和来计算目标的轨迹。
    • 8. 发明授权
    • Semiconductor integrated circuit with tungston silicide nitride thermal
resistor
    • 半导体集成电路与钨硅化硅热电阻
    • US06025632A
    • 2000-02-15
    • US988799
    • 1997-12-11
    • Takeshi FukudaHiroshi TakenakaHidetoshi FurukawaTakeshi FukuiDaisuke Ueda
    • Takeshi FukudaHiroshi TakenakaHidetoshi FurukawaTakeshi FukuiDaisuke Ueda
    • H01L29/74H01L21/822H01L23/58H01L27/04H01L27/06H01L27/08H01L23/62
    • H01L27/0658H01L27/0802
    • A semiconductor integrated circuit includes a thermal resistor which is made of a tungsten silicon nitride containing at least about 5% by weight of silicon and formed on a semiconductor substrate directly or via an insulating film. The semiconductor integrated circuit is produced by a method including the steps of: forming a tungsten silicide nitride film on a semiconductor substrate; patterning the tungsten silicide nitride film in a predetermined pattern to form a thermal resistor; and forming a pair of electrodes to be connected to the thermal resistor. The semiconductor integrated circuit is provided so as to have a predetermined resistance by measuring electric characteristics of the semiconductor integrated circuit; obtaining a difference between the measured electric characteristics and desired electric characteristics to calculate a required adjusting amount of a resistance of the thermal resistor; and adjusting the resistance of the thermal resistor by the adjusting amount through heating of the thermal resistor with electric power.
    • 半导体集成电路包括由包含至少约5重量%的硅的钨硅氮化物制成的热电阻器,并且直接或通过绝缘膜形成在半导体衬底上。 半导体集成电路通过包括以下步骤的方法制造:在半导体衬底上形成硅化钨化硅膜; 以预定图案图案化硅化钨氮化膜以形成热电阻; 并形成一对要连接到热电阻器的电极。 半导体集成电路通过测量半导体集成电路的电特性而具有预定的电阻; 获得测量的电特性和期望的电特性之间的差以计算所需热调节电阻的调整量; 并且通过用电力加热热敏电阻器来调整热敏电阻的电阻达到调节量。
    • 9. 发明授权
    • Power amplification circuit
    • 功率放大电路
    • US5708292A
    • 1998-01-13
    • US704163
    • 1996-08-28
    • Hidetoshi FurukawaDaisuke Ueda
    • Hidetoshi FurukawaDaisuke Ueda
    • H01L29/04H01L29/423H03F1/30H03F3/193H01L31/036
    • H03F3/1935H01L29/045H01L29/42316H03F1/306
    • Variations in the waveform of high-frequency signals amplified by a field-effect transistor (FET) in a power amplification circuit due to changes in temperature are reduced. A FET having an n-type active layer, a source electrode, a drain electrode and a gate electrode is formed on a (1 0 0)-crystal plane of a semi-insulating GaAs substrate. The FET is protected by a passivation film. The angle .theta., formed between the longitudinal axial direction of the gate electrode and the -direction, is set at an angle of from 0.degree. to 90.degree. corresponding to the impurity concentration of the n-type active layer, in order that the temperature coefficient of the FET threshold voltage becomes substantially equal to the temperature coefficient of the gate bias voltage applied from a power supply to the gate electrode. If the angle .theta. is set at 45.degree., then the temperature coefficient of the FET threshold voltage becomes zero.
    • 降低了由于温度变化而在功率放大电路中由场效晶体管(FET)放大的高频信号的波形的变化。 在半绝缘GaAs衬底的(110°)晶面上形成具有n型有源层,源电极,漏电极和栅电极的FET。 FET由钝化膜保护。 形成在栅电极的纵向轴向和<0 -1 -1方向之间的角度θ被设定为对应于n型有源层的杂质浓度的0°至90°的角度 ,以使FET阈值电压的温度系数基本上等于从电源施加到栅电极的栅偏压的温度系数。 如果角度θ设定为45°,则FET阈值电压的温度系数为零。
    • 10. 发明授权
    • Radar system with resampling features
    • 雷达系统具有重采样功能
    • US07439900B2
    • 2008-10-21
    • US11430055
    • 2006-05-09
    • Hidetoshi Furukawa
    • Hidetoshi Furukawa
    • G01S13/00
    • G01S7/2923G01S13/28G01S13/723
    • Disclosed is a radar system which comprises an AD conversion unit for converting an analog signal obtained from an antenna into a digital signal, a frequency analysis unit for performing a frequency analysis of the digital signal converted by the AD conversion unit, a time-frequency analysis unit for performing a time-frequency analysis of the digital signal converted by the AD conversion unit, and a target detection unit for detecting a target based on a signal of which the frequency analysis is performed by the frequency analysis unit and a signal of which the time-frequency analysis is performed by the time-frequency analysis unit.
    • 本发明公开了一种雷达系统,包括:将从天线获得的模拟信号转换为数字信号的AD转换单元,进行由AD转换单元转换的数字信号的频率分析的频率分析单元,时频分析 用于执行由AD转换单元转换的数字信号的时间 - 频率分析的单元,以及用于基于由频率分析单元执行频率分析的信号来检测目标的目标检测单元,以及信号 时频分析由时间频率分析单元进行。