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    • 3. 发明授权
    • Human body sensor for seat
    • 人体感应器座椅
    • US06271760B1
    • 2001-08-07
    • US09269993
    • 1999-04-05
    • Yoshiaki WatanabeHiroyuki OginoMasahiro InoueKenji YoshinagaTakashi Iwasa
    • Yoshiaki WatanabeHiroyuki OginoMasahiro InoueKenji YoshinagaTakashi Iwasa
    • G08B2100
    • B60N2/002
    • A human body detector for a seat which does not deteriorate comfort of sitting even when it is disposed on the seat, has a high sensitivity and can be easily fitted to the seat. Vibration detection means (5) is disposed in such a manner that even when a person is seated, the means (5) comes into contact with the bottom surface of a seat pad (16) of a seat (19) and accordingly the person does not feel the means (5). According to this construction, the human body does not easily feel the means (5) by the provision of the seat pad (16), the existence of the vibration detection means (5) is hardly felt even when the hardness and the shape are changed, and various measures for improving the sensitivity of the vibration detection means (5) can be taken. The vibration detection means (5) may be merely bonded to the seat pad (16) or may be fixed to a seat spring (17) or a seat frame (18), and can be fitted more easily to the seat (19) than when it is disposed below a surface cloth (15) of the seat (19).
    • 即使设置在座椅上也不会使坐着的舒适度降低的座椅的人体检测器具有高灵敏度并且可以容易地安装到座椅上。 振动检测装置(5)以这样的方式设置,即使当人坐下时,装置(5)与座椅(19)的座垫(16)的底表面接触,因此人 没有感觉的手段(5)。 根据这种结构,人体通过设置座垫(16)不容易感觉到装置(5),即使硬度和形状发生变化,也难以感觉到振动检测装置(5)的存在 ,并且可以采取用于提高振动检测装置(5)的灵敏度的各种措施。 振动检测装置(5)可以仅仅与座垫(16)接合或者可以固定在座椅弹簧(17)或座椅框架(18)上,并且可以更容易地安装在座椅(19)上 当其设置在座椅(19)的表面布(15)的下方时。
    • 5. 发明申请
    • Audio input unit, audio input method and audio input and output unit
    • 音频输入单元,音频输入法和音频输入输出单元
    • US20050207591A1
    • 2005-09-22
    • US11131692
    • 2005-05-18
    • Jungo TsujiRyuji SuzukiTakashi IwasaMichie Sato
    • Jungo TsujiRyuji SuzukiTakashi IwasaMichie Sato
    • H04M3/56H04N7/15H04R27/00H04R3/00H04R1/02
    • H04M3/569H04M3/56H04N7/15H04R27/00
    • A videoconferencing system uses an audio input unit including: two directional microphones disposed in directions with directivity being opposite to each other, the microphones forming a pair and a plurality of the pairs being located with directivity shifted from each other, cancellation elements for canceling sound components of the same phase from sounds inputted to the microphones of the pair, extraction elements for extracting sound components of voice band from sounds inputted to the microphones of the pair, a calculation element for calculating a difference between levels of the sound components of voice band extracted by the extraction elements to decide the microphone which has the larger level in the pair having the largest level difference, and selection elements for selecting sounds as input sound, in which the sound components with the same phase are canceled by the cancellation elements from sound inputted to the microphone decided by the calculation element.
    • 视频会议系统使用音频输入单元,其包括:方向性布置在彼此相反方向的方向上,所述麦克风形成一对,并且所述多个对中的方向性彼此偏移地定位,用于消除声音分量的消除元件 从输入到该对的麦克风的声音相同的相位的提取元件,用于从输入到该对的麦克风的声音中提取语音频带的声音分量的提取元件,用于计算提取的语音频带的声音分量的电平之间的差的计算元件 通过提取元件来确定具有最大电平差的一对中的较高电平的麦克风,以及用于选择声音作为输入声音的选择元件,其中具有相同相位的声音分量被输入的声音消除 到由计算元素决定的麦克风。
    • 6. 发明授权
    • Transmitting apparatus and method, receiving apparatus and method, distribution medium and transmitting system
    • 发射装置和方法,接收装置和方法,分配介质和传输系统
    • US06594052B2
    • 2003-07-15
    • US09295065
    • 1999-04-20
    • Tamihei HiramatsuToshio OkadaTakashi IwasaYoshiyuki Sato
    • Tamihei HiramatsuToshio OkadaTakashi IwasaYoshiyuki Sato
    • H04J1402
    • H04B10/1149
    • The OD servers, encoders, NOD servers and CPUs supply voice data, character data and remote control data together with the control information. A transmitter modulates the control information and voice data, etc. by the QPSK modulation method. An infrared ray emitter outputs the modulated infrared ray depending on the modulated signal. A receiving apparatus reproduces acoustic signal from the modulated infrared ray and displays characters and also transmits the signal corresponding to the remote control data to the transmitting apparatus with the infrared ray. An infrared ray detector receives the modulated infrared ray output from the receiving apparatus. Thereby, with this system, the signal, required by the receiving side or suitable for the condition of the receiving side, supplied through many channels can be transmitted without any restriction on the wiring.
    • OD服务器,编码器,NOD服务器和CPU提供语音数据,字符数据和遥控数据以及控制信息。 发射机通过QPSK调制方式来调制控制信息和语音数据等。 红外线发射器根据调制信号输出调制的红外线。 接收装置从调制的红外线再现声信号并显示字符,并且还将与遥控数据相对应的信号发送到具有红外线的发送装置。 红外线检测器接收从接收装置输出的经调制的红外线。 因此,利用该系统,可以在不对接线进行任何限制的情况下传输由多个通道提供的接收侧所要求的或适合于接收侧的状态的信号。
    • 7. 发明授权
    • Aluminum-based intermetallic compound with high toughness and high wear
resistance
    • 具有高韧性和高耐磨性的铝基金属间化合物
    • US5300157A
    • 1994-04-05
    • US827632
    • 1992-01-29
    • Sinji OkabeTakashi IwasaNaoya Watanabe
    • Sinji OkabeTakashi IwasaNaoya Watanabe
    • C22C21/00C22C21/12F16D65/12F16D69/04
    • C22C21/00C22C21/003C22C21/12F16D65/127F16D69/04F16D2069/0491
    • An Al-based intermetallic compound in which a eutectic crystal type Al-CuMn intermetallic compound dispersion phase is dispersed in an Al-Cu intermetallic compound matrix phase. The content of Mn as a eutectic crystal-forming element contained in the dispersion phase is set in a range of from 5% by weight (inclusive) to 30% by weight (inclusive). In the course of solidification of the Al-Cu-Mn intermetallic compound, an infinite number of dispersion phases are first crystallized, and the matrix phase is then crystallized. This ensures that the matrix phase is formed into a fine crystal structure due to hindrance of the growth thereof by the dispersion phase, leading to increases in hardness and toughness of the resulting Al-based intermetallic compound. In another embodiment, the Al-based intermetallic compound contains peritectic type Al-based intermetallic dispersion phase, such as formed by Ta, dispersed in the intermetallic compound matrix phase.
    • 共晶体型Al-CuMn金属间化合物分散相分散在Al-Cu金属间化合物基质相中的Al系金属间化合物。 分散相中含有的作为共晶结晶形成元素的Mn的含量为5重量%以上30重量%以下的范围。 在Al-Cu-Mn金属间化合物的固化过程中,首先结晶出无数个分散相,然后使基体相结晶。 由此,由于分散相的生长受阻,基体相成为微细晶体结构,导致Al系金属间化合物的硬度和韧性提高。 在另一个实施方案中,Al基金属间化合物包含分散在金属间化合物基质相中的由Ta形成的包晶型Al基金属间化合物分散相。