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    • 3. 发明授权
    • Driver circuit
    • 驱动电路
    • US07323923B2
    • 2008-01-29
    • US11211638
    • 2005-08-26
    • Eisaku MaedaHiroshi AndoJinsaku KanedaAkihiro MaejimaHiroki Matsunaga
    • Eisaku MaedaHiroshi AndoJinsaku KanedaAkihiro MaejimaHiroki Matsunaga
    • H03L5/00
    • H03K3/356113G09G3/296G09G2330/04H03K3/012H03K19/0013
    • A driver circuit is provided for preventing generation of a pass-through current in a CMOS output unit even if a power supply voltage VDD supplied from a low voltage power supply drops below a recommended operating power supply voltage. The driver circuit includes a level shift unit having PMOS transistors and NMOS transistors, and a CMOS output unit having a PMOS transistor and an NMOS transistor. The source, drain and gate of one PMOS transistor are respectively connected to a high voltage power supply, a first contact and a second contact. The source, drain and gate of a second PMOS transistor are respectively connected to a high voltage power supply, the second contact and the first contact. The source of one NMOS transistor is grounded, the drain thereof is connected to the first contact, and the gate thereof receives a low voltage signal. The source of a second NMOS transistor is grounded, the drain thereof is connected to the second contact, and the gate thereof receives a low voltage signal. In this driver circuit, the driving current of the one PMOS transistor is higher than the driving current of the one NMOS transistor.
    • 即使从低电压电源提供的电源电压VDD低于推荐的工作电源电压,也提供用于防止在CMOS输出单元中产生通过电流的驱动电路。 驱动器电路包括具有PMOS晶体管和NMOS晶体管的电平移位单元和具有PMOS晶体管和NMOS晶体管的CMOS输出单元。 一个PMOS晶体管的源极,漏极和栅极分别连接到高压电源,第一触点和第二触点。 第二PMOS晶体管的源极,漏极和栅极分别连接到高压电源,第二触点和第一触点。 一个NMOS晶体管的源极接地,其漏极连接到第一触点,其栅极接收低电压信号。 第二NMOS晶体管的源极接地,其漏极连接到第二触点,并且其栅极接收低电压信号。 在该驱动电路中,一个PMOS晶体管的驱动电流高于一个NMOS晶体管的驱动电流。
    • 8. 发明授权
    • Semiconductor integrated circuit device
    • 半导体集成电路器件
    • US07495296B2
    • 2009-02-24
    • US11139590
    • 2005-05-31
    • Eisaku MaedaAkihiro MaejimaHiroki MatsunagaJinsaku KanedaMasahiko Sasada
    • Eisaku MaedaAkihiro MaejimaHiroki MatsunagaJinsaku KanedaMasahiko Sasada
    • H01L29/94
    • H01L27/11803H01L2924/0002H01L2924/00
    • The present invention relates to a layout of a multi-channel semiconductor integrated circuit and provides a layout of a semiconductor integrated circuit having ternary circuits in order to increase a degree of integration in the semiconductor integrated circuit and stabilize output characteristics. A ternary circuit is formed by arranging a second high-side transistor, a diode, a second level shift circuit on one hand, and a low-side transistor, a first high-side transistor, a first level shift circuit, and a pre-driver on the other, so that each of cells are arranged in a row and an output bonding pad is placed between the second high-side transistor and the low-side transistor, wherein a cell width of the first level shift circuit, second level shift circuit and pre-driver corresponds to a cell width of the low-side transistor.
    • 本发明涉及多通道半导体集成电路的布局,并提供具有三元电路的半导体集成电路的布局,以增加半导体集成电路中的集成度并稳定输出特性。 一方面通过布置第二高侧晶体管,二极管,第二电平移位电路和低端晶体管,第一高侧晶体管,第一电平移位电路和预置电路来形成三元电路, 驱动器,使得每个单元排列成一行,并且输出接合焊盘放置在第二高侧晶体管和低侧晶体管之间,其中第一电平移位电路的单元宽度,第二电平移位 电路和预驱动器对应于低侧晶体管的单元宽度。