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    • 2. 发明申请
    • Single-axis-control-input gyroscope system having imperfection compensation
    • 具有不完美补偿的单轴控制输入陀螺仪系统
    • US20110314910A1
    • 2011-12-29
    • US12801728
    • 2010-06-23
    • Tsung-Lin CHENChien-Yu CHIChia-Wei LEE
    • Tsung-Lin CHENChien-Yu CHIChia-Wei LEE
    • G01C19/56
    • G01C19/5726
    • The present invention proposes a single-axis-control-input gyroscope system having imperfection compensation, which comprises a gyroscope and a state observer. The gyroscope includes a mechanical structure, and the dynamic behavior of the mechanical structure is described with a plurality of system parameters and a plurality of dynamic equations. The system parameters include a mass of the gyroscope, two main-axis spring constants, a cross-axis spring constant, two main-axis damping coefficients, a cross-axis damping coefficient and an angular velocity. The mechanical imperfections cause the system parameters to deviate from the designed values and become unknown values. The gyroscope receives a single-axis control signal and outputs a plurality of gyroscopic system dynamics. The single-axis control signal includes at least two frequency signals. The state observer is coupled to the gyroscope to receive the gyroscopic system dynamics as the inputs thereof to feed back compensations to the state observer. Thereby is estimated an angular velocity.
    • 本发明提出了具有不完美补偿的单轴控制输入陀螺仪系统,其包括陀螺仪和状态观察器。 陀螺仪包括机械结构,并用多个系统参数和多个动力学方程来描述机械结构的动态特性。 系统参数包括陀螺仪的质量,两个主轴弹簧常数,横轴弹簧常数,两个主轴阻尼系数,横轴阻尼系数和角速度。 机械缺陷导致系统参数偏离设计值,成为未知值。 陀螺仪接收单轴控制信号并输出​​多个陀螺系统动力学。 单轴控制信号包括至少两个频率信号。 状态观测器耦合到陀螺仪以接收作为其输入的陀螺仪系统动力学以将补偿反馈给状态观测器。 从而估计角速度。
    • 4. 发明申请
    • Current limit circuit apparatus
    • 限流电路装置
    • US20130241603A1
    • 2013-09-19
    • US13596104
    • 2012-08-28
    • Tsung-Lin CHENEdward Yi CHANGWei-Hua CHIENGStone CHENGShyr-Long JENGShin-Wei HUANG
    • Tsung-Lin CHENEdward Yi CHANGWei-Hua CHIENGStone CHENGShyr-Long JENGShin-Wei HUANG
    • H03K3/00
    • H03K17/163
    • The present invention provides a current limit circuit apparatus, coupled with the gate of a GaN transistor. The current limit circuit comprises a diode, a first transistor, a second transistor, a first resistor, a second resistor, a third resistor and a fourth resistor. The source and the drain of the first transistor couple with the diode. The source of the second transistor couples with the gate of the first transistor. The source of the first transistor couples with the first transistor. The source of the second transistor couples with the second resistor. The third resistor couples with the fourth resistor and the gate of the first transistor. The first transistor turned off and the gate current is limited. When the current of the gate of the GaN transistor exceeds the predetermined value, the breakdown voltage is increased by limiting the gate current.
    • 本发明提供一种与GaN晶体管的栅极耦合的限流电路装置。 电流限制电路包括二极管,第一晶体管,第二晶体管,第一电阻器,第二电阻器,第三电阻器和第四电阻器。 第一晶体管的源极和漏极与二极管耦合。 第二晶体管的源极与第一晶体管的栅极耦合。 第一晶体管的源极与第一晶体管耦合。 第二晶体管的源极与第二电阻耦合。 第三电阻器与第四电阻器和第一晶体管的栅极耦合。 第一晶体管截止,栅极电流受限。 当GaN晶体管的栅极的电流超过预定值时,通过限制栅极电流来增加击穿电压。
    • 5. 发明授权
    • Wafer level packaging method and a packaging structure using thereof
    • 晶圆级封装方法及其使用的封装结构
    • US08455996B1
    • 2013-06-04
    • US13564749
    • 2012-08-02
    • Tsung-Lin ChenJui-Chien Lien
    • Tsung-Lin ChenJui-Chien Lien
    • H01L23/04
    • B81C1/00269B81C2203/0109B81C2203/019
    • The present invention discloses a wafer level packaging method and a packaging structure for packaging a first wafer and a second wafer. The first wafer has a back side and an active side, and further, the active side of the first wafer has a MEMS element. The step of forming two through silicon vias is performed first. A first electrical interconnect and a first bonding ring are formed on the active side of the first wafer. The former connects with one of the through silicon vias, the later surrounds the MEMS element and connects with the other of the through silicon vias. The step of forming a second bonding ring and a second electrical interconnect is then performed. And then, a voltage will be applied to the through silicon vias through the back side of the first wafer.
    • 本发明公开了一种用于封装第一晶片和第二晶片的晶片级封装方法和封装结构。 第一晶片具有背面和有源侧,此外,第一晶片的有源侧具有MEMS元件。 首先进行形成两个通过硅通孔的步骤。 第一电互连和第一接合环形成在第一晶片的有源侧上。 前者与通孔硅通孔之一连接,后面围绕着MEMS元件,并与另一个穿通硅通孔连接。 然后执行形成第二接合环和第二电互连的步骤。 然后,将通过第一晶片的背面对通孔硅通孔施加电压。
    • 6. 发明授权
    • Single-axis-control-input gyroscope system having imperfection compensation
    • 具有不完美补偿的单轴控制输入陀螺仪系统
    • US08381589B2
    • 2013-02-26
    • US12801728
    • 2010-06-23
    • Tsung-Lin ChenChien-Yu ChiChia-Wei Lee
    • Tsung-Lin ChenChien-Yu ChiChia-Wei Lee
    • G01C19/56
    • G01C19/5726
    • The present invention proposes a single-axis-control-input gyroscope system having imperfection compensation, which comprises a gyroscope and a state observer. The gyroscope includes a mechanical structure, and the dynamic behavior of the mechanical structure is described with a plurality of system parameters and a plurality of dynamic equations. The system parameters include a mass of the gyroscope, two main-axis spring constants, a cross-axis spring constant, two main-axis damping coefficients, a cross-axis damping coefficient and an angular velocity. The mechanical imperfections cause the system parameters to deviate from the designed values and become unknown values. The gyroscope receives a single-axis control signal and outputs a plurality of gyroscopic system dynamics. The single-axis control signal includes at least two frequency signals. The state observer is coupled to the gyroscope to receive the gyroscopic system dynamics as the inputs thereof to feed back compensations to the state observer. Thereby is estimated an angular velocity.
    • 本发明提出了具有不完美补偿的单轴控制输入陀螺仪系统,其包括陀螺仪和状态观察器。 陀螺仪包括机械结构,并用多个系统参数和多个动力学方程来描述机械结构的动态特性。 系统参数包括陀螺仪的质量,两个主轴弹簧常数,横轴弹簧常数,两个主轴阻尼系数,横轴阻尼系数和角速度。 机械缺陷导致系统参数偏离设计值,成为未知值。 陀螺仪接收单轴控制信号并输出​​多个陀螺系统动力学。 单轴控制信号包括至少两个频率信号。 状态观测器耦合到陀螺仪以接收作为其输入的陀螺仪系统动力学以将补偿反馈给状态观测器。 从而估计角速度。
    • 7. 发明授权
    • MEMS gyroscope
    • MEMS陀螺仪
    • US08371165B2
    • 2013-02-12
    • US12845370
    • 2010-07-28
    • Tsung-Lin ChenChien-Yu ChiChia-Wei Lee
    • Tsung-Lin ChenChien-Yu ChiChia-Wei Lee
    • C01C19/56
    • G01C19/5726
    • An MEMS gyroscope is disclosed, capable of computing the rotating angle of a DUT being attached thereto without the need to execute an off-line calibration process, of precluding the execution of an integration process, and of executing an on-line compensation process for the error introduced by the sensing circuit defect and by the mechanical structure defect of its gyroscope module. The disclosed MEMS gyroscope comprises: a gyroscope module, a sensing module coupled with the gyroscope module, and a control module couple with the gyroscope module and the sensing module, respectively. The control module receives the system dynamic of the gyroscope module sensed by the sensing module, and applies a gyroscope control method for controlling the gyroscope module and computing the rotating angle of the DUT. Moreover, the control module outputs a control signal including two extra frequency signals, to the gyroscope module, for driving the gyroscope module into operation.
    • 公开了一种MEMS陀螺仪,其能够计算附接到其上的DUT的旋转角度,而不需要执行离线校准过程,排除执行积分过程,并且执行在线补偿处理 感测电路缺陷引起的误差及其陀螺仪模块的机械结构缺陷。 所公开的MEMS陀螺仪包括:陀螺仪模块,与陀螺仪模块耦合的感测模块,以及分别与陀螺仪模块和感测模块耦合的控制模块。 控制模块接收由感测模块感测到的陀螺仪模块的系统动态,并应用陀螺仪控制方法控制陀螺仪模块并计算DUT的旋转角度。 此外,控制模块将包括两个额外频率信号的控制信号输出到陀螺仪模块,用于驱动陀螺仪模块操作。