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    • 1. 发明申请
    • Internal voltage generator of semiconductor device
    • 半导体器件的内部电压发生器
    • US20080001582A1
    • 2008-01-03
    • US11717662
    • 2007-03-14
    • Jong-Chern LeeSun-Hye Shin
    • Jong-Chern LeeSun-Hye Shin
    • G05F1/10
    • G05F1/465
    • An internal voltage generator of a semiconductor memory device is capable of changing driving abilities between standby and active modes, to respond faster in the active mode and prevent a leakage current in the standby mode. The internal voltage generator of a semiconductor memory device comprises a driving controller for generating drive control signals having information about standby and active modes, a first voltage generator enabled by the drive control signals for comparing an internal voltage with a reference voltage in the standby and active modes, a first driver for generating the internal voltage according to a comparison performed by the first voltage generator, a second voltage generator enabled by the drive control signal for comparing the internal voltage with the reference voltage in the active mode, and a second driver for generating the internal voltage according to a comparison performed by the second voltage generator.
    • 半导体存储器件的内部电压发生器能够改变待机模式和有源模式之间的驱动能力,以便在待机模式下更快地响应并防止在待机模式下的漏电流。 半导体存储器件的内部电压发生器包括用于产生具有关于待机和有功模式的信息的驱动控制信号的驱动控制器,通过用于将内部电压与待机和有效模式下的参考电压进行比较的驱动控制信号使能的第一电压发生器 模式,用于根据由第一电压发生器进行的比较产生内部电压的第一驱动器,通过用于将内部电压与活动模式中的参考电压进行比较的驱动控制信号使能的第二电压发生器和用于 根据由第二电压发生器执行的比较产生内部电压。
    • 2. 发明授权
    • Internal voltage generator of semiconductor device
    • 半导体器件的内部电压发生器
    • US07492646B2
    • 2009-02-17
    • US11717662
    • 2007-03-14
    • Jong-Chern LeeSun-Hye Shin
    • Jong-Chern LeeSun-Hye Shin
    • G11C5/14
    • G05F1/465
    • An internal voltage generator of a semiconductor memory device is capable of changing driving abilities between standby and active modes, to respond faster in the active mode and prevent a leakage current in the standby mode. The internal voltage generator of a semiconductor memory device comprises a driving controller for generating drive control signals having information about standby and active modes, a first voltage generator enabled by the drive control signals for comparing an internal voltage with a reference voltage in the standby and active modes, a first driver for generating the internal voltage according to a comparison performed by the first voltage generator, a second voltage generator enabled by the drive control signal for comparing the internal voltage with the reference voltage in the active mode, and a second driver for generating the internal voltage according to a comparison performed by the second voltage generator.
    • 半导体存储器件的内部电压发生器能够改变待机模式和有源模式之间的驱动能力,以便在待机模式下更快地响应并防止在待机模式下的漏电流。 半导体存储器件的内部电压发生器包括用于产生具有关于待机和有功模式的信息的驱动控制信号的驱动控制器,通过用于将内部电压与待机和有效模式下的参考电压进行比较的驱动控制信号使能的第一电压发生器 模式,用于根据由第一电压发生器进行的比较产生内部电压的第一驱动器,通过用于将内部电压与活动模式中的参考电压进行比较的驱动控制信号使能的第二电压发生器和用于 根据由第二电压发生器执行的比较产生内部电压。
    • 7. 发明申请
    • DELAY LOCKED LOOP
    • 延迟锁定环
    • US20120154002A1
    • 2012-06-21
    • US13400967
    • 2012-02-21
    • Seung-Joon AHNJong-Chern Lee
    • Seung-Joon AHNJong-Chern Lee
    • H03L7/08
    • H03L7/0816H03L7/0814
    • A delay locked loop includes a replica delay oscillator unit, a division unit, a pulse generation unit, a code value output unit, and a delay line. The replica delay oscillator unit generates a replica oscillation signal having a period corresponding to a replica delay. The division unit receives the replica oscillation signal and a clock signal and divides the replica oscillation signal and the clock signal at a first or second ratio in response to a delay locking detection signal. The pulse generation unit generates a delay pulse having a pulse width corresponding to a delay amount for causing a delay locking. The code value output unit adjusts a code value corresponding to the pulse width of the delay pulse in response to the delay locking detection signal. The delay line delays the clock signal in response to the code value.
    • 延迟锁定环包括复制延迟振荡器单元,除法单元,脉冲发生单元,代码值输出单元和延迟线。 复制延迟振荡器单元产生具有对应于复制延迟的周期的复制振荡信号。 分割单元接收复制振荡信号和时钟信号,并响应于延迟锁定检测信号,以第一或第二比例对复制振荡信号和时钟信号进行分频。 脉冲产生单元生成具有对应于用于引起延迟锁定的延迟量的脉冲宽度的延迟脉冲。 代码值输出单元响应于延迟锁定检测信号调整与延迟脉冲的脉冲宽度对应的代码值。 延迟线响应于代码值延迟时钟信号。
    • 8. 发明授权
    • Delay locked loop
    • 延迟锁定环路
    • US08143925B2
    • 2012-03-27
    • US12753442
    • 2010-04-02
    • Seung-Joon AhnJong-Chern Lee
    • Seung-Joon AhnJong-Chern Lee
    • H03L7/06
    • H03L7/0816H03L7/0814
    • A delay locked loop includes a replica delay oscillator unit, a division unit, a pulse generation unit, a code value output unit, and a delay line. The replica delay oscillator unit generates a replica oscillation signal having a period corresponding to a replica delay. The division unit receives the replica oscillation signal and a clock signal and divides the replica oscillation signal and the clock signal at a first or second ratio in response to a delay locking detection signal. The pulse generation unit generates a delay pulse having a pulse width corresponding to a delay amount for causing a delay locking. The code value output unit adjusts a code value corresponding to the pulse width of the delay pulse in response to the delay locking detection signal. The delay line delays the clock signal in response to the code value.
    • 延迟锁定环包括复制延迟振荡器单元,除法单元,脉冲发生单元,代码值输出单元和延迟线。 复制延迟振荡器单元产生具有对应于复制延迟的周期的复制振荡信号。 分割单元接收复制振荡信号和时钟信号,并响应于延迟锁定检测信号,以第一或第二比例对复制振荡信号和时钟信号进行分频。 脉冲产生单元生成具有对应于用于引起延迟锁定的延迟量的脉冲宽度的延迟脉冲。 代码值输出单元响应于延迟锁定检测信号调整与延迟脉冲的脉冲宽度对应的代码值。 延迟线响应于代码值延迟时钟信号。