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    • 81. 发明申请
    • Memory system
    • 内存系统
    • US20070192527A1
    • 2007-08-16
    • US11443031
    • 2006-05-31
    • Toshio OgawaYoshihiro TakemaeYoshinori OkajimaTetsuhiko EndoYasuro Matsuzaki
    • Toshio OgawaYoshihiro TakemaeYoshinori OkajimaTetsuhiko EndoYasuro Matsuzaki
    • G06F12/00
    • G11C7/10G06F11/1068G11C7/1045
    • A semiconductor memory has a field programmable unit in which logic to inter-convert external signals to be input/output to/from a memory system and internal signals to be input/output to/from a memory cell array is programmed. A program for constructing the logic of the field programmable unit is stored in a nonvolatile program memory unit. Through the field programmable unit, a controller can access the memory cell array, even when the interface of the controller accessing the semiconductor memory is different from an interface for accessing the memory cell array. Therefore, one kind of semiconductor memory can be used as plural kinds of semiconductor memories. This eliminates the need to develop plural kinds of semiconductor memories, reducing a development cost.
    • 半导体存储器具有现场可编程单元,其中将外部信号互相转换为存储器系统的输入/输出的逻辑和要从存储器单元阵列输入/输出的内部信号的逻辑被编程。 用于构建现场可编程单元的逻辑的程序存储在非易失性程序存储单元中。 通过现场可编程单元,即使当访问半导体存储器的控制器的接口与用于访问存储单元阵列的接口不同时,控制器也可以访问存储单元阵列。 因此,可以使用一种半导体存储器作为多种半导体存储器。 这消除了开发多种半导体存储器的需要,降低了开发成本。
    • 89. 发明授权
    • Device for detecting the rotational angle of a rotary member
    • 用于检测旋转构件的旋转角度的装置
    • US06456065B2
    • 2002-09-24
    • US09731508
    • 2000-12-07
    • Toshiyuki HoshiHironori KatoYoshio SanpeiHirofumi OkumuraIchirou TokunagaToshio Ogawa
    • Toshiyuki HoshiHironori KatoYoshio SanpeiHirofumi OkumuraIchirou TokunagaToshio Ogawa
    • G01B730
    • B62D15/02G01D3/08
    • A rotational angle detecting device includes a rotation detecting section for outputting sinusoidal first and second detection signals as a result of the rotation of a rotor connected to a rotary member, a storage section for updating and storing the first and second detection signals, and a controlling section. The first and second detection signals have constant amplitudes, have the same periods, and have wavelengths which are output of phase. The controlling section compares the amplitude values of most recent first and second detection signals output from the rotation detecting section, and determines whether or not the amplitude values fall within proper ranges. When the controlling section determines that they fall within the proper ranges, a piece of detection information which is created based on the most recent first and second detection signals is supplied to a controller. On the other hand, when the controlling section determines that they do not fall within the proper ranges, the controlling section destroys the most recent first and second detection signals, and does not supply detection information to the controller. The invention provides a rotational angle detecting device for performing required controlling operations using detection signals output from the rotational detecting section which have been determined as being proper detection signals.
    • 旋转角度检测装置包括旋转检测部分,用于输出连接到旋转部件的转子旋转的正弦曲线第一和第二检测信号,用于更新和存储第一和第二检测信号的存储部分,以及控制 部分。 第一和第二检测信号具有恒定的幅度,具有相同的周期,并且具有相位输出的波长。 控制部分比较从旋转检测部分输出的最近的第一和第二检测信号的振幅值,并确定振幅值是否在适当范围内。 当控制部分确定它们落在适当范围内时,基于最近的第一和第二检测信号创建的一条检测信息被提供给控制器。 另一方面,当控制部判定为不在适当的范围内时,控制部破坏最近的第一和第二检测信号,不向控制器提供检测信息。 本发明提供了一种旋转角检测装置,用于使用已被确定为适当的检测信号的从旋转检测部分输出的检测信号来执行所需的控制操作。
    • 90. 发明授权
    • Variable resistor in which an electrode connected to a resistor can not be required
    • 可变电阻器,其中不需要连接到电阻器的电极
    • US06239688B1
    • 2001-05-29
    • US09666064
    • 2000-09-19
    • Kisaburo TakahashiJunichi KurantaniToshio Ogawa
    • Kisaburo TakahashiJunichi KurantaniToshio Ogawa
    • H01C1016
    • H01C10/36H01C10/20
    • There is provided a variable resistor comprised of a resistor formed at a movable member arranged to be reciprocatable, and a slider element attached to a fixing member fixed in opposition to the movable member, slidingly contacted with the resistor. The resistor has the first resistor, the second resistor and the third resistor extending in a reciprocating direction of the movable member and electrically independent from each other, a first resistor pattern having one end of each of the first resistor and the second resistor connected to each other, a second resistor pattern having the other ends of the second resistor and the third resistor. The slider element is comprised of the first slider element, the second slider element and the third slider element slidingly contacted with the first resistor, the second resistor and the third resistor. When the movable member is moved in the direction of arrow A, a resistance value between the first and second slider elements is increased and a resistance value between the second slider element and the third slider element is decreased, and in turn when the movable member is moved in a direction of an arrow B, a resistance value between the first slider element and the second slider element is decreased and a resistance value between the second slider element and the third slider element is increased.
    • 提供了一种可变电阻器,包括形成在可往复运动的可动构件上的电阻器,以及附接到与可动构件相对固定的固定构件的滑块,滑动元件与电阻器滑动接触。 电阻器具有第一电阻器,第二电阻器和第三电阻器,其沿着可移动部件的往复运动方向延伸并且彼此电独立;第一电阻器图案,其中每个第一电阻器和第二电阻器的一端连接到每个 另一方面,具有第二电阻器和第三电阻器的另一端的第二电阻器图案。 滑块元件包括第一滑块元件,第二滑块元件和与第一电阻器,第二电阻器和第三电阻器滑动接触的第三滑块元件。 当可动构件沿箭头A的方向移动时,第一和第二滑动元件之间的电阻值增加,并且第二滑块元件和第三滑块元件之间的电阻值减小,而当可动构件 沿着箭头B的方向移动,第一滑块元件和第二滑块元件之间的电阻值减小,并且第二滑块元件和第三滑块元件之间的电阻值增加。