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    • 33. 发明授权
    • Electronic timepiece
    • 电子钟表
    • US4443116A
    • 1984-04-17
    • US337222
    • 1982-01-06
    • Makoto YoshidaShinichi WatanabeFuminori Suzuki
    • Makoto YoshidaShinichi WatanabeFuminori Suzuki
    • G04F5/06H03L1/00G04B17/20
    • G04F5/06H03L1/00
    • An electronic timepiece is provided with a timebase signal source comprising a relatively low frequency quartz crystal oscillator circuit and with means for compensating the timebase signal frequency for the effects of temperature changes on the low frequency oscillator circuit, and further with means for comparing the timebase signal frequency with the frequency of a relatively high frequency quartz crystal oscillator circuit having high stability against aging changes, to thereby compensate for changes in the timebase frequency caused by aging of the low frequency quartz crystal vibrator, this comparison being carried out only within a specific narrow range of operating temperatures.
    • 电子钟表设置有时基信号源,该时基信号源包括相对低频的石英晶体振荡器电路,以及用于补偿时基信号频率以用于低频振荡电路的温度变化的影响的装置,并且还具有用于比较时基信号 具有对老化变化具有高稳定性的较高频率的石英晶体振荡器电路的频率的频率,从而补偿由低频石英晶体振子的衰老引起的时基频率的变化,该比较仅在特定的窄带 工作温度范围
    • 36. 发明申请
    • DIGITAL AMPLIFIER
    • 数字放大器
    • US20130003994A1
    • 2013-01-03
    • US13634632
    • 2011-03-25
    • Shinichi Watanabe
    • Shinichi Watanabe
    • H03F99/00
    • H03F3/217H03F1/32
    • The disclosed digital amplifier (200) is provided with a voltage value conversion block (220) for converting a digital value of a digital pulse width of a digital modulation block (210) to a voltage value; and an integration circuit block (230) for generating a triangular wave by way of a master clock and modulating the generated triangular wave on the basis of a signal corresponding to the value of the modulation width of digital pulse width modulation. The disclosed digital amplifier (200) is provided with a low-pass filter (260) for demodulating pulse power that has been power-amplified by way of a drive circuit (250) to analog power of an audio band, and an error amplifier (290) for computing the voltage difference between the voltage of a low-pass filter (280) and the low-pass filter (260) and amplifying thereof.
    • 所公开的数字放大器(200)设置有用于将数字调制块(210)的数字脉冲宽度的数字值转换为电压值的电压值转换块(220) 以及用于通过主时钟产生三角波并基于与数字脉宽调制的调制宽度的值相对应的信号来调制所生成的三角波的积分电路块(230)。 所公开的数字放大器(200)设置有用于解调已经通过驱动电路(250)对音频带的模拟功率进行功率放大的脉冲功率的低通滤波器(260)和误差放大器 290),用于计算低通滤波器(280)和低通滤波器(260)的电压之间的电压差并进行放大。
    • 38. 发明授权
    • Semiconductor device and method of manufacturing the same
    • 半导体装置及其制造方法
    • US08110867B2
    • 2012-02-07
    • US12240246
    • 2008-09-29
    • Shinichi WatanabeHirofumi Inoue
    • Shinichi WatanabeHirofumi Inoue
    • H01L27/115H01L21/336
    • H01L21/28123H01L29/4238
    • A semiconductor device includes a device isolation insulating film which is buried in a semiconductor substrate, a gate insulation film which is provided on the semiconductor substrate, a gate electrode which is provided on the gate insulation film, a source region and a drain region which are provided in the semiconductor substrate and spaced apart from each other in a manner to sandwich the gate electrode, both end portions of each of the source region and the drain region being offset from the device isolation insulating film in a channel width direction by a predetermined distance, and first and second gate electrode extension portions which are provided in a manner to cover both end portions of each of the source region and the drain region in a channel length direction.
    • 半导体器件包括埋在半导体衬底中的器件隔离绝缘膜,设置在半导体衬底上的栅极绝缘膜,设置在栅极绝缘膜上的栅极电极,源极区域和漏极区域 设置在半导体基板中并且以夹着栅电极的方式彼此间隔开,源极区域和漏极区域中的每一个的两个端部在沟道宽度方向上偏离器件隔离绝缘膜预定距离 以及第一和第二栅电极延伸部分,其以在沟道长度方向上覆盖源极区域和漏极区域中的每一个的两个端部的方式设置。