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    • 24. 发明申请
    • Solid-state image pickup device
    • 固态图像拾取装置
    • US20050224841A1
    • 2005-10-13
    • US10509977
    • 2003-04-04
    • Nobuo NakamuraTomoyuki UmedaKeiji MabuchiHiroaki FujitaTakashi AbeEiichi FunatsuHiroki Sato
    • Nobuo NakamuraTomoyuki UmedaKeiji MabuchiHiroaki FujitaTakashi AbeEiichi FunatsuHiroki Sato
    • H04N5/335H04N5/355H04N5/374H01L27/148
    • H04N5/3597H04N5/3698H04N5/3741
    • A solid-state imaging device for enlarging an operating margin of a pixel portion and achieving complete transfer of a signal charge by using a plurality of power supply voltages, wherein a plurality of power supplies having different power supply voltage values are supplied to portions of a semiconductor chip 1. For example, as a first power supply system, a first digital power supply voltage (DVDD1) is supplied from a power supply terminal 45, a first digital ground voltage (DVSS1) is supplied from a power supply terminal 46, a second digital power supply voltage (DVDD2) is supplied from a power supply terminal 47, a second digital ground voltage (DVSS2) is supplied from a power supply terminal 48, a third digital power supply (DVDD3) is supplied from a power supply terminal 49, and a third digital ground voltage (DVSS3) is supplied from a power supply terminal 50, and as a second power supply system, a first analog power supply voltage (AVDD1) is supplied from a power supply terminal 40, a first analog ground voltage (AVSS1) is supplied from a power supply terminal 41, a second analog power supply voltage (AVDD2) is supplied from a power supply terminal 42, and a second analog ground voltage (AVSS2) is supplied from a power supply terminal 43.
    • 一种固态成像装置,用于放大像素部分的工作裕度并通过使用多个电源电压实现信号电荷的完全传送,其中具有不同电源电压值的多个电源被提供给 半导体芯片1.例如,作为第一电源系统,从电源端子45供给第一数字电源电压(DVDD1),从电源端子46供给第一数字接地电压(DVSS1) ,从电源端子47供给第二数字电源电压(DVDD2),从电源端子48供给第二数字接地电压(DVSS2),从第三数字电源电压(DVDD3)供给第三数字电源电压 从电源端子50供给电源端子49和第三数字接地电压(DVSS3),作为第二电源系统,从第一电源端子供给第一模拟电源电压(AVDD 1) 电源端子40从电源端子41供给第一模拟接地电压(AVSS1),从电源端子42供给第二模拟电源电压(AVDD2),将第二模拟接地电压(AVSS 2)从电源端子43供给。
    • 26. 发明授权
    • Temperature characteristic compensation apparatus
    • 温度特性补偿装置
    • US06870421B2
    • 2005-03-22
    • US10386466
    • 2003-03-13
    • Takashi Abe
    • Takashi Abe
    • H03F1/30H03F3/343H03F3/50H05K1/02H05K1/18H05K7/20G05F1/10G05F3/02
    • H05K7/20209H03F3/343H03F3/505H05K1/0201H05K1/18
    • The invention provides a temperature characteristic compensation apparatus that correct temperature characteristics of control circuits using thermal sensors into linear or optional temperature gradients to guarantee correct and stable operations thereof. It is equipped with a temperature characteristic compensation apparatus, that can include: a constant current source in which a plurality of constant current paths that include the constant current path having a first resistance being interposed therein, which compose current mirror circuits in multiple stages, a band gap circuit formed from a pair of transistors that are connected to the constant current paths, respectively, and a voltage follower circuit, including the aforementioned constant current source and the band gap circuit that provide a reference voltage, which supplies the reference voltage at a low impedance. The ratio between the first and second resistances can be freely selected in connection with the ratio between emitter areas of the pair of transistors (the size ratio of the two transistors), such that a gradient of temperature coefficient of the output voltage can be flexibly set.
    • 本发明提供了一种温度特性补偿装置,其使用热传感器将控制电路的温度特性校正为线性或可选的温度梯度,以保证其正确和稳定的操作。 它配备有温度特性补偿装置,其可以包括:恒流源,其中包括具有插入其中的第一电阻的恒定电流路径的多个恒定电流路径,其构成多级的电流镜像电路, 分别与连接到恒流通路的一对晶体管形成的带隙电路,以及包括上述恒定电流源和提供参考电压的带隙电路的电压跟随器电路,其提供参考电压 低阻抗。 第一和第二电阻之间的比例可以与一对晶体管的发射极面积(两个晶体管的尺寸比)之间的比率自由地选择,从而可以灵活地设定输出电压的温度系数的梯度 。