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    • 1. 发明申请
    • SEMICONDUCTOR DEVICE
    • 半导体器件
    • US20120292703A1
    • 2012-11-22
    • US13562380
    • 2012-07-31
    • Satoshi GOTOTomoyuki MiyakeMasao Kondo
    • Satoshi GOTOTomoyuki MiyakeMasao Kondo
    • H01L27/12
    • H01L21/823425H01L21/823456H01L21/823462H01L27/088
    • In view of achieving a cost reduction of an antenna switch, a technique is provided which can reduce harmonic distortion generated in the antenna switch as much as possible in particular even when the antenna switch is comprised of a field effect transistor formed over a silicon substrate.Each of a TX series transistor, an RX series transistor, and an RX shunt transistor is comprised of a low voltage MISFET, while a TX shunt transistor is comprised of a high voltage MISFET. Thus, by reducing the number of serial connections of the high voltage MISFETs constituting the TX shunt transistor, the nonuniformity of the voltage amplitudes applied to the respective serially-coupled high voltage MISFETs is suppressed. As a result, the generation of high-order harmonics can be suppressed.
    • 考虑到实现天线开关的成本降低,提供了即使当天线开关由在硅衬底上形成的场效应晶体管构成时,也可以尽可能地减少天线开关中产生的谐波失真的技术。 TX系列晶体管,RX系列晶体管和RX分流晶体管中的每一个由低电压MISFET组成,而TX并联晶体管由高电压MISFET组成。 因此,通过减少构成TX并联晶体管的高电压MISFET的串联连接数,可抑制施加到各串联耦合的高电压MISFET的电压幅度的不均匀性。 结果,可以抑制高次谐波的产生。
    • 2. 发明授权
    • Semiconductor device
    • 半导体器件
    • US08244199B2
    • 2012-08-14
    • US12695192
    • 2010-01-28
    • Satoshi GotoTomoyuki MiyakeMasao Kondo
    • Satoshi GotoTomoyuki MiyakeMasao Kondo
    • H04B1/28
    • H01L21/823425H01L21/823456H01L21/823462H01L27/088
    • In view of achieving a cost reduction of an antenna switch, a technique is provided which can reduce harmonic distortion generated in the antenna switch as much as possible in particular even when the antenna switch is comprised of a field effect transistor formed over a silicon substrate.Each of a TX series transistor, an RX series transistor, and an RX shunt transistor is comprised of a low voltage MISFET, while a TX shunt transistor is comprised of a high voltage MISFET. Thus, by reducing the number of serial connections of the high voltage MISFETs constituting the TX shunt transistor, the nonuniformity of the voltage amplitudes applied to the respective serially-coupled high voltage MISFETs is suppressed. As a result, the generation of high-order harmonics can be suppressed.
    • 考虑到实现天线开关的成本降低,提供了即使当天线开关由在硅衬底上形成的场效应晶体管构成时,也可以尽可能地减少天线开关中产生的谐波失真的技术。 TX系列晶体管,RX系列晶体管和RX分流晶体管中的每一个由低电压MISFET组成,而TX并联晶体管由高电压MISFET组成。 因此,通过减少构成TX并联晶体管的高电压MISFET的串联连接数,可抑制施加到各串联耦合的高电压MISFET的电压幅度的不均匀性。 结果,可以抑制高次谐波的产生。
    • 3. 发明授权
    • Semiconductor device
    • 半导体器件
    • US08385876B2
    • 2013-02-26
    • US13562380
    • 2012-07-31
    • Satoshi GotoTomoyuki MiyakeMasao Kondo
    • Satoshi GotoTomoyuki MiyakeMasao Kondo
    • H04B1/28
    • H01L21/823425H01L21/823456H01L21/823462H01L27/088
    • In view of achieving a cost reduction of an antenna switch, a technique is provided which can reduce harmonic distortion generated in the antenna switch as much as possible in particular even when the antenna switch is comprised of a field effect transistor formed over a silicon substrate. Each of a TX series transistor, an RX series transistor, and an RX shunt transistor is comprised of a low voltage MISFET, while a TX shunt transistor is comprised of a high voltage MISFET. Thus, by reducing the number of serial connections of the high voltage MISFETs constituting the TX shunt transistor, the nonuniformity of the voltage amplitudes applied to the respective serially-coupled high voltage MISFETs is suppressed. As a result, the generation of high-order harmonics can be suppressed.
    • 考虑到实现天线开关的成本降低,提供了即使当天线开关由在硅衬底上形成的场效应晶体管构成时,也可以尽可能地减少天线开关中产生的谐波失真的技术。 TX系列晶体管,RX系列晶体管和RX分流晶体管中的每一个由低电压MISFET组成,而TX并联晶体管由高电压MISFET组成。 因此,通过减少构成TX并联晶体管的高电压MISFET的串联连接数,可抑制施加到各串联耦合的高电压MISFET的电压幅度的不均匀性。 结果,可以抑制高次谐波的产生。
    • 4. 发明申请
    • SEMICONDUCTOR DEVICE
    • 半导体器件
    • US20100188163A1
    • 2010-07-29
    • US12695192
    • 2010-01-28
    • Satoshi GOTOTomoyuki MiyakeMasao Kondo
    • Satoshi GOTOTomoyuki MiyakeMasao Kondo
    • H01P1/10H01L27/12
    • H01L21/823425H01L21/823456H01L21/823462H01L27/088
    • In view of achieving a cost reduction of an antenna switch, a technique is provided which can reduce harmonic distortion generated in the antenna switch as much as possible in particular even when the antenna switch is comprised of a field effect transistor formed over a silicon substrate.Each of a TX series transistor, an RX series transistor, and an RX shunt transistor is comprised of a low voltage MISFET, while a TX shunt transistor is comprised of a high voltage MISFET. Thus, by reducing the number of serial connections of the high voltage MISFETs constituting the TX shunt transistor, the nonuniformity of the voltage amplitudes applied to the respective serially-coupled high voltage MISFETs is suppressed. As a result, the generation of high-order harmonics can be suppressed.
    • 考虑到实现天线开关的成本降低,提供了即使当天线开关由在硅衬底上形成的场效应晶体管构成时,也可以尽可能地减少天线开关中产生的谐波失真的技术。 TX系列晶体管,RX系列晶体管和RX分流晶体管中的每一个由低电压MISFET组成,而TX并联晶体管由高电压MISFET组成。 因此,通过减少构成TX并联晶体管的高电压MISFET的串联连接数,可抑制施加到各串联耦合的高电压MISFET的电压幅度的不均匀性。 结果,可以抑制高次谐波的产生。
    • 5. 发明授权
    • Optical disk drive device and method for correcting tilt of optical pickup
    • 用于校正光学拾取器的倾斜的光盘驱动装置和方法
    • US07310295B2
    • 2007-12-18
    • US10533600
    • 2003-11-05
    • Tomoyuki Miyake
    • Tomoyuki Miyake
    • G11B7/00
    • G11B7/0956G11B7/08582
    • A tilt sensor 23 is provided on a CD optical pickup 11, and a sub-chassis 24 and a height adjustment mechanism 25 and the like are provided for adjusting the tilt of a DVD optical pickup 12. A recording or reproduction position is read in by the DVD optical pickup 12 while moving the CD optical pickup 11 and the DVD optical pickup 12 along guide shafts 18 and 26 respectively, the amount of tilt of the optical disk 16 at this position is detected by the tilt sensor 23 of the CD optical pickup 11, the tilt of the laser light axis from the DVD optical pickup 12 is adjusted in accordance with the amount of tilt that is detected, and the amount of tilt of the optical disk 16 is corrected.
    • 倾斜传感器23设置在CD光学拾取器11上,并且设置有副机架24和高度调节机构25等来调节DVD光学拾取器12的倾斜。 通过DVD光学拾取器12分别在沿着引导轴18和26移动CD光学拾取器11和DVD光学拾取器12的同时读取记录或再现位置,在该位置处的光盘16的倾斜量由 CD光学拾取器11的倾斜传感器23根据检测到的倾斜量调节激光光轴与DVD光学拾取器12的倾斜,并且校正光盘16的倾斜量。
    • 6. 发明申请
    • Optical disk drive device and method for correcting tilt of optical pickup
    • 用于校正光学拾取器的倾斜的光盘驱动装置和方法
    • US20060059500A1
    • 2006-03-16
    • US10533600
    • 2003-11-05
    • Tomoyuki Miyake
    • Tomoyuki Miyake
    • G11B7/09G11B7/08G11B7/085
    • G11B7/0956G11B7/08582
    • A tilt sensor 23 is provided on a CD optical pickup 11, and a sub-chassis 24 and a height adjustment mechanism 25 and the like are provided for adjusting the tilt of a DVD optical pickup 12. A recording or reproduction position is read in by the DVD optical pickup 12 while moving the CD optical pickup 11 and the DVD optical pickup 12 along guide shafts 18 and 26 respectively, the amount of tilt of the optical disk 16 at this position is detected by the tilt sensor 23 of the CD optical pickup 11, the tilt of the laser light axis from the DVD optical pickup 12 is adjusted in accordance with the amount of tilt that is detected, and the amount of tilt of the optical disk 16 is corrected.
    • 倾斜传感器23设置在CD光学拾取器11上,并且设置有副机架24和高度调节机构25等来调节DVD光学拾取器12的倾斜。 通过DVD光学拾取器12分别在沿着引导轴18和26移动CD光学拾取器11和DVD光学拾取器12的同时读取记录或再现位置,在该位置处的光盘16的倾斜量由 CD光学拾取器11的倾斜传感器23根据检测到的倾斜量调节激光光轴与DVD光学拾取器12的倾斜,并且校正光盘16的倾斜量。