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    • 1. 发明申请
    • METHOD FOR MANUFACTURING DIELECTRIC MEMORY
    • 制造电介质存储器的方法
    • US20070287249A1
    • 2007-12-13
    • US11758376
    • 2007-06-05
    • Hiroshi YOSHIDAToyoji ITOYoshihisa NAGANO
    • Hiroshi YOSHIDAToyoji ITOYoshihisa NAGANO
    • H01L21/8242
    • H01L27/11507H01L27/11502H01L28/55H01L28/65
    • A method includes the steps of: forming a first insulation film on a substrate; forming a hole in the first insulation film; forming a lower electrode on a bottom surface and a sidewall surface of the hole; forming a capacitor insulation film on the lower electrode; forming a second conductive layer on the capacitor insulation film; forming a second insulation film on the second conductive layer so that the second insulation film fills a recess corresponding to the hole; forming a resist mask on the second insulation film so that the resist mask covers the recess; patterning the second insulation film by using the resist mask; and patterning the second conductive layer and the capacitor insulation film by using the patterned second insulation film as a hard mask. By dry etching using a hard mask, a dielectric capacitor having a three-dimensionally stacked structure can be formed with a high yield.
    • 一种方法包括以下步骤:在衬底上形成第一绝缘膜; 在第一绝缘膜上形成孔; 在所述孔的底表面和侧壁表面上形成下电极; 在下电极上形成电容绝缘膜; 在电容绝缘膜上形成第二导电层; 在所述第二导电层上形成第二绝缘膜,使得所述第二绝缘膜填充与所述孔对应的凹部; 在所述第二绝缘膜上形成抗蚀剂掩模,使得所述抗蚀剂掩模覆盖所述凹部; 通过使用抗蚀剂掩模来图案化第二绝缘膜; 以及通过使用图案化的第二绝缘膜作为硬掩模来图案化第二导电层和电容器绝缘膜。 通过使用硬掩模的干蚀刻,可以以高产率形成具有三维层叠结构的介电电容器。
    • 2. 发明申请
    • PORTABLE TERMINAL
    • 便携式终端
    • US20130114844A1
    • 2013-05-09
    • US13724929
    • 2012-12-21
    • Kenji FUKAZAWAHiroshi YOSHIDA
    • Kenji FUKAZAWAHiroshi YOSHIDA
    • H04R1/02
    • H04R1/021H04M1/0214H04M1/035H04R1/345H04R2499/11H04R2499/15
    • A portable terminal comprising a housing which incorporates a receiving speaker, an earpiece portion which allows a user to listen to an output sound from the receiving speaker, a first sound emission portion and a second sound emission portion which guide the output sound from the receiving speaker to the earpiece portion, and a sound guide space which communicates the first sound emission portion and the second sound emission portion. The first sound emission portion is opposed to the receiving speaker. The second sound emission portion is formed in plane with and near to the first sound emission portion. The second sound emission portion is located at a center of the earpiece portion
    • 一种便携式终端,包括:外壳,其包括接收扬声器;耳机部分,其允许用户收听来自接收扬声器的输出声音;第一声音发射部分和第二声音发射部分,其引导来自接收扬声器的输出声音 以及与第一声音发射部分和第二声音发射部分通信的声音引导空间。 第一声​​音发射部分与接收扬声器相对。 第二声发射部分形成在与第一声发射部分的平面内并且靠近第一声发射部分。 第二声音发射部分位于听筒部分的中心
    • 3. 发明申请
    • DC POWER SUPPLY APPARATUS
    • 直流电源设备
    • US20120181990A1
    • 2012-07-19
    • US13349292
    • 2012-01-12
    • Fumio ASAKURAKenji OCHIHiroshi YOSHIDA
    • Fumio ASAKURAKenji OCHIHiroshi YOSHIDA
    • H02J7/00H02M3/335
    • H02J5/00B60L11/1811H02J1/102H02J7/02H02M3/28Y02T10/7005Y02T10/7072Y02T10/92Y02T90/127Y02T90/14
    • A DC power supply apparatus includes a charging circuit, which charges a secondary battery of a vehicle from an AC power source device or a DC power source device. The charging circuit includes a non-insulating converter circuit and an insulating converter circuit. A breaker relay disconnects the AC power source device and the charging circuit in an initial charging period to supply a large charging current to the secondary battery by the non-insulating converter circuit. As a result, charging can be performed with high efficiency without the insulation transformer. The breaker relay connects the AC power source device and the charging circuit after the initial charging period. Only the insulating converter circuit supplies the charging current to the secondary battery. Thus, adverse effect of stray capacitance of a circuit of the vehicle can be eliminated.
    • 直流电源装置包括从AC电源装置或DC电源装置对车辆的二次电池进行充电的充电电路。 充电电路包括非绝缘转换电路和绝缘转换电路。 断路器继电器在初始充电期间断开交流电源装置和充电电路,以通过非隔离转换器电路向二次电池提供大的充电电流。 因此,无需绝缘变压器即可高效率地进行充电。 断路器继电器在初始充电期后连接交流电源装置和充电电路。 只有绝缘转换电路将充电电流提供给二次电池。 因此,可以消除车辆的电路的杂散电容的不良影响。
    • 4. 发明申请
    • TRANSMISSION SYSTEM, TRANSMISSION DEVICE, AND CLOCK SYNCHRONIZATION METHOD
    • 传输系统,传输设备和时钟同步方法
    • US20120082191A1
    • 2012-04-05
    • US13248215
    • 2011-09-29
    • Hiroshi YOSHIDA
    • Hiroshi YOSHIDA
    • H04L7/00H04B1/38H04L27/04
    • G06F1/12H04J3/0685
    • A transmission system which couples a plurality of transmission devices to a control device includes a first transmission device which is one of the plurality of transmission devices; a first calculation circuit which calculates a first difference value indicating a frequency difference value between a common clock supplied from the control device and a first clock as a clock used in the first transmission device; and a transmitter which reports the first difference value to a second transmission device other than the first transmission device, wherein the second transmission device comprises: a second calculation circuit which calculates a second difference value indicating a frequency difference value between the common clock and a second clock used in the second transmission device, and a frequency controller which controls an oscillator generating the second clock so that the second difference value approaches the first difference value reported from the first transmission device.
    • 将多个传输设备耦合到控制设备的传输系统包括作为多个传输设备之一的第一传输设备; 第一计算电路,其计算指示从所述控制装置提供的公共时钟与所述第一时钟之间的频率差值作为所述第一发送装置中使用的时钟的第一差值; 以及向所述第一发送装置以外的第二发送装置报告所述第一差分值的发送机,其中,所述第二发送装置包括:第二计算电路,其计算表示所述公共时钟与第二发送装置之间的频率差值的第二差分值 在第二发送装置中使用的时钟,以及频率控制器,其控制产生第二时钟的振荡器,使得第二差值接近从第一发送装置报告的第一差值。
    • 5. 发明申请
    • SEMICONDUCTOR DEVICE AND MANUFACTURING METHOD THEREOF
    • 半导体器件及其制造方法
    • US20090224363A1
    • 2009-09-10
    • US12365546
    • 2009-02-04
    • Hiroshi YOSHIDA
    • Hiroshi YOSHIDA
    • H01L29/92H01L21/02
    • H01L27/1159H01L21/31116H01L21/31122H01L21/31144H01L21/76804H01L28/55H01L28/75
    • In a manufacturing method of a semiconductor device, an insulating film is formed on a first conductive film. By using a mask film having an opening that exposes the insulating film, anisotropic etching is performed to form a recess is formed in an upper part of the insulating film exposed to the opening and to cause a reaction product to adhere to a lower part of a sidewall portion of the mask film. Isotropic etching is then performed to decrease the sidewall portion of the mask film in a horizontal direction, and anisotropic etching is performed to etch the insulating film exposed at a bottom of the recess in a vertical direction while removing the reaction product adhering to the lower part of the sidewall portion of the mask film. Anisotropic etching is then performed to etch the insulating film present around the recess in the vertical direction to form a stepped portion, and also to etch the insulating film exposed at the bottom of the recess to expose the first conductive film. A second conductive film is then formed on the first conductive film.
    • 在半导体器件的制造方法中,在第一导电膜上形成绝缘膜。 通过使用具有露出绝缘膜的开口的掩模膜,进行各向异性蚀刻以在暴露于开口的绝缘膜的上部形成凹部,并使反应产物粘附到 掩模膜的侧壁部分。 然后执行各向同性蚀刻以在水平方向上减小掩模膜的侧壁部分,并且进行各向异性蚀刻以在垂直方向上蚀刻在凹部的底部暴露的绝缘膜,同时除去粘附到下部的反应产物 的掩模膜的侧壁部分。 然后进行各向异性蚀刻以在垂直方向上蚀刻存在于凹部周围的绝缘膜,以形成阶梯部分,并且还蚀刻暴露在凹部底部的绝缘膜以露出第一导电膜。 然后在第一导电膜上形成第二导电膜。
    • 10. 发明申请
    • OPTICAL DISC DRIVE AND METHOD FOR READING DATA FROM OPTICAL DISC
    • 光盘驱动器和从光盘读取数据的方法
    • US20110222382A1
    • 2011-09-15
    • US13041677
    • 2011-03-07
    • Takahiro SATOAkihito YOSHIMITakeshi SHIMAMOTOHiroshi YOSHIDA
    • Takahiro SATOAkihito YOSHIMITakeshi SHIMAMOTOHiroshi YOSHIDA
    • G11B7/0037G11B7/005
    • G11B19/12G11B19/28
    • An optical disc drive and optical disc reading method according to the present invention is designed to perform a read operation with good stability even on a slim disc that could produce a significant axial runout. For that purpose, the optical disc drive determines, by the time it has taken for the number of revolutions of a motor that rotates the optical disc loaded to reach a predetermined number, whether the disc loaded is a lightweight disc or not (in Step 202). The drive also determines, by a signal obtained from the optical disc, what the size of the optical disc loaded is (in Step 204). And if the drive decides, based on results of these processing steps, that the disc loaded is a slim disc, then the drive increases the number of revolutions of the optical disc to a predetermined number or more in Step 207 to minimize the influence of axial runout.
    • 根据本发明的光盘驱动器和光盘读取方法被设计成即使在可产生显着的轴向跳动的细长盘上也能够以良好的稳定性执行读取操作。 为此,光盘驱动器确定在将装载的光盘旋转到达预定数量的电动机所需的转数之后,确定装载的盘是否是轻量盘(步骤202) )。 驱动器还通过从光盘获得的信号来确定装载的光盘的大小(步骤204)。 并且,如果驱动器根据这些处理步骤的结果确定装载的盘是细长的盘,则在步骤207中,驱动器将光盘的转数增加到预定数量或更多,以最小化轴向的影响 用完。