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    • 3. 发明申请
    • TRANSCEIVING DEVICE OF PULSE SIGNAL
    • 脉冲信号的发射装置
    • US20090296789A1
    • 2009-12-03
    • US12473971
    • 2009-05-28
    • Kenichi WATANABEYasunobu AsadaShinji Ogawa
    • Kenichi WATANABEYasunobu AsadaShinji Ogawa
    • H04B1/38
    • G01S15/104G01S7/52003G01S15/8961G01S15/96
    • A transceiving device includes a transmission signal generating module for generating a transmission signal that is frequency-modulated by a predetermined frequency sweep width, a transceiver module for transmitting a pulse signal having substantially the same waveform as a waveform of the transmission signal and receiving an echo signal corresponding to the transmission signal from a detection range, and a pulse-compression filter for pulse-compressing the echo signal received by the transceiver module. The pulse-compression filter has an input/output characteristic. The characteristic has, when the pulse-compression filter is inputted with an input signal having substantially the same waveform as the waveform of the transmission signal, a window function shape such that a phase spectrum of an output signal corresponding to the input signal is linear and an amplitude spectrum of the output signal does not have a frequency component other than a frequency band with which a frequency sweep is carried out.
    • 收发装置包括发送信号生成模块,用于生成以预定的频率扫描宽度进行频率调制的发送信号;发送模块,用于发送具有与发送信号的波形基本相同的波形的脉冲信号,并接收回波 信号对应于来自检测范围的发送信号,以及脉冲压缩滤波器,用于脉冲压缩由收发器模块接收的回波信号。 脉冲压缩滤波器具有输入/输出特性。 当脉冲压缩滤波器输入具有与发送信号的波形基本相同的波形的输入信号时,该特性具有窗口函数形状,使得与输入信号对应的输出信号的相位谱线性为线性, 输出信号的幅度谱不具有除了执行频率扫描的频带之外的频率分量。
    • 4. 发明授权
    • Transceiving device of pulse signal
    • 脉冲信号的收发器
    • US08391344B2
    • 2013-03-05
    • US12473971
    • 2009-05-28
    • Kenichi WatanabeYasunobu AsadaShinji Ogawa
    • Kenichi WatanabeYasunobu AsadaShinji Ogawa
    • H04B1/38
    • G01S15/104G01S7/52003G01S15/8961G01S15/96
    • A transceiving device includes a transmission signal generating module for generating a transmission signal that is frequency-modulated by a predetermined frequency sweep width, a transceiver module for transmitting a pulse signal having substantially the same waveform as a waveform of the transmission signal and receiving an echo signal corresponding to the transmission signal from a detection range, and a pulse-compression filter for pulse-compressing the echo signal received by the transceiver module. The pulse-compression filter has an input/output characteristic. The characteristic has, when the pulse-compression filter is inputted with an input signal having substantially the same waveform as the waveform of the transmission signal, a window function shape such that a phase spectrum of an output signal corresponding to the input signal is linear and an amplitude spectrum of the output signal does not have a frequency component other than a frequency band with which a frequency sweep is carried out.
    • 收发装置包括:发送信号生成模块,用于生成以预定的频率扫描宽度进行频率调制的发送信号;发送模块,用于发送具有与发送信号的波形基本相同的波形的脉冲信号,并接收回波 信号对应于来自检测范围的发送信号,以及脉冲压缩滤波器,用于脉冲压缩由收发器模块接收的回波信号。 脉冲压缩滤波器具有输入/输出特性。 当脉冲压缩滤波器输入具有与发送信号的波形基本相同的波形的输入信号时,该特性具有窗口函数形状,使得与输入信号对应的输出信号的相位谱线性为线性, 输出信号的幅度谱不具有除了执行频率扫描的频带之外的频率分量。
    • 5. 发明授权
    • Device and method for transmitting/receiving pulse signal
    • 发送/接收脉冲信号的装置和方法
    • US08295393B2
    • 2012-10-23
    • US12232104
    • 2008-09-10
    • Kenichi WatanabeYasunobu AsadaShinji Ogawa
    • Kenichi WatanabeYasunobu AsadaShinji Ogawa
    • H04K1/02H04L25/03
    • G01S15/96G01S7/526G01S15/104
    • A pulse signal transmitting/receiving device is provided. The device includes a signal generating module for generating a transmitting signal including an amplitude-modulated chirp signal, and a reference signal including a chirp signal having a frequency that changes similarly to that of the transmitting signal, a transmitting module for transmitting a pulse having approximately the same waveform as that of the transmitting signal, a receiving module for receiving an echo signal that is the transmitting pulse reflected from a detection target object, a compensating module for extending a dynamic range of the echo signal received by the receiving module, and a pulse compressing module for outputting a pulse-compressed echo signal, wherein the pulse compression is performed by a correlation calculation between the echo signal having the dynamic range extended by the compensating module, and the reference signal.
    • 提供脉冲信号发送/接收装置。 该装置包括:信号产生模块,用于产生包括幅度调制线性调频信号的发射信号;以及参考信号,该参考信号包括具有与发送信号类似的频率的啁啾信号;发送模块,用于发送具有近似 与发送信号相同的波形,用于接收作为从检测目标对象反射的发送脉冲的回波信号的接收模块,用于扩展由接收模块接收的回波信号的动态范围的补偿模块,以及 脉冲压缩模块,用于输出脉冲压缩的回波信号,其中通过在补偿模块扩展的动态范围的回波信号与参考信号之间的相关计算来执行脉冲压缩。
    • 6. 发明申请
    • Device and method for transmitting/receiving pulse signal
    • 发送/接收脉冲信号的装置和方法
    • US20090103595A1
    • 2009-04-23
    • US12232104
    • 2008-09-10
    • Kenichi WatanabeYasunobu AsadaShinji Ogawa
    • Kenichi WatanabeYasunobu AsadaShinji Ogawa
    • H04B1/38H04B14/04
    • G01S15/96G01S7/526G01S15/104
    • A pulse signal transmitting/receiving device is provided. The device includes a signal generating module for generating a transmitting signal including an amplitude-modulated chirp signal, and a reference signal including a chirp signal having a frequency that changes similarly to that of the transmitting signal, a transmitting module for transmitting a pulse having approximately the same waveform as that of the transmitting signal, a receiving module for receiving an echo signal that is the transmitting pulse reflected from a detection target object, a compensating module for extending a dynamic range of the echo signal received by the receiving module, and a pulse compressing module for outputting a pulse-compressed echo signal, wherein the pulse compression is performed by a correlation calculation between the echo signal having the dynamic range extended by the compensating module, and the reference signal.
    • 提供脉冲信号发送/接收装置。 该装置包括:信号产生模块,用于产生包括幅度调制线性调频信号的发射信号;以及参考信号,该参考信号包括具有与发送信号类似的频率的啁啾信号;发送模块,用于发送具有近似 与发送信号相同的波形,用于接收作为从检测目标对象反射的发送脉冲的回波信号的接收模块,用于扩展由接收模块接收的回波信号的动态范围的补偿模块,以及 脉冲压缩模块,用于输出脉冲压缩的回波信号,其中通过在补偿模块扩展的动态范围的回波信号与参考信号之间的相关计算来执行脉冲压缩。
    • 7. 发明申请
    • LIQUID CRYSTAL COMPOSITION
    • 液晶组合物
    • US20150002773A1
    • 2015-01-01
    • US14238699
    • 2012-10-05
    • Shinji OgawaYoshinori Iwashita
    • Shinji OgawaYoshinori Iwashita
    • C09K19/30G02F1/1334G02F1/1362C09K19/54
    • C09K19/3003C09K19/44C09K19/542C09K2019/0448C09K2019/123C09K2019/3004C09K2019/3009C09K2019/301C09K2019/3016C09K2019/548G02F1/1334G02F1/1362G02F2001/133397
    • The present invention relates to a nematic liquid crystal composition useful as a liquid crystal display material and showing a negative value of dielectric anisotropy (Δ∈), and to a liquid crystal display device using the liquid crystal composition.The present invention provides a liquid crystal composition which causes little dropping marks during manufacture without degrading characteristics, such as dielectric anisotropy, viscosity, an upper limit temperature of a nematic phase, γ1, and the like, and image sticking of a display device.The liquid crystal display device of the present invention has excellent fast response, the characteristic of causing little image sticking, and the characteristic of causing little dropping marks due to its manufacture, and are thus particularly useful for VA-mode and PSVA-mode liquid crystal display devices for active matrix driving and can be applied to liquid crystal display devices such as liquid crystal TV, a monitor, and the like.
    • 本发明涉及用作液晶显示材料并显示介电各向异性(&Dgr;∈)的负值的向列型液晶组合物以及使用该液晶组合物的液晶显示装置。 本发明提供了一种液晶组合物,其在制造过程中几乎没有滴落痕,而不降解特性如介电各向异性,粘度,向列相的上限温度,γ1等,以及显示装置的图像粘附。 本发明的液晶显示装置具有优异的快速响应性,几乎没有图像残留的特征,以及由于其制造而引起的滴落痕迹的特性,因此对VA模式和PSVA模式液晶特别有用 用于有源矩阵驱动的显示装置,并且可以应用于诸如液晶电视,监视器等的液晶显示装置。
    • 8. 发明授权
    • Liquid crystal display apparatus having reflective layer
    • 具有反射层的液晶显示装置
    • US07482746B2
    • 2009-01-27
    • US11522871
    • 2006-09-18
    • Shinji OgawaKazuhiro InoueNorio KomaNobuhiko OdaSatoshi IshidaTsutomu YamadaTohru Yamashita
    • Shinji OgawaKazuhiro InoueNorio KomaNobuhiko OdaSatoshi IshidaTsutomu YamadaTohru Yamashita
    • H01J1/62H01J63/04
    • G02F1/133555G02F1/133553
    • A reflective layer for reflecting light incident from a second substrate side and transmitting through a second electrode made of ITO or the like is formed above a first substrate, a switching element provided for each pixel, and an insulating film covering the switching element, the reflective layer being insulated from the switching element. A first electrode having a work function similar to the second electrode and made of a transparent conductive material such as ITO is formed more proximate to a liquid crystal layer than is the reflective layer and is connected to the switching element. The thickness of the first electrode is set to 100 Å or less or in a range approximately from 750 Å to 1250 Å. Alternatively, the switching element maybe connected to the reflective electrode, the first electrode and the reflective electrode which are formed with an insulating film therebetween may be capacitively coupled, and the first electrode may be driven by the reflective electrode via the capacitor.
    • 用于反射从第二基板侧入射并通过由ITO等制成的第二电极透射的光的反射层形成在第一基板上,设置在每个像素上的开关元件以及覆盖开关元件的绝缘膜,反射层 层与开关元件绝缘。 具有与第二电极类似的功能类似于ITO等透明导电材料的功函的第一电极比反射层更靠近液晶层,并与开关元件连接。 第一电极的厚度设定为大于或等于或大于750埃至1250埃。 或者,开关元件可以连接到反射电极,在其间形成有绝缘膜的第一电极和反射电极可以电容耦合,并且第一电极可以由反射电极经由电容器驱动。
    • 9. 发明授权
    • Liquid crystal display panel and method for manufacturing the same
    • 液晶显示面板及其制造方法
    • US07468771B2
    • 2008-12-23
    • US11138459
    • 2005-05-27
    • Kenji NakaoShinji OgawaNaoya Kubota
    • Kenji NakaoShinji OgawaNaoya Kubota
    • G02F1/1337G02F1/1333
    • G02F1/1341G02F1/133784
    • An OCB mode liquid crystal display panel comprises a pair of electrode substrates, a liquid crystal layer which is held between the pair of electrode substrates and has liquid crystal molecules whose alignment state is controlled within a display area by a drive voltage applied from the electrode substrates, and a pair of alignment films which are disposed on the electrode substrates in contact with the liquid crystal layer and whose rubbing directions are set parallel to each other. The concentration of the impurity ions contained in that part of the liquid crystal layer which is located inside the display area is lower than the concentration of the impurity ions contained in that part of the liquid crystal layer which is located outside the display area.
    • OCB模式液晶显示面板包括一对电极基板,液晶层保持在一对电极基板之间,并具有通过从电极基板施加的驱动电压将取向状态控制在显示区域内的液晶分子 以及配置在与液晶层接触的电极基板上并且其摩擦方向彼此平行的一对取向膜。 位于显示区域内的部分液晶层中所含的杂质离子的浓度低于位于显示区域外的液晶层部分所含杂质离子的浓度。