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    • 41. 发明授权
    • 3T1D memory cells using gated diodes and methods of use thereof
    • 3T1D存储单元,使用门控二极管及其使用方法
    • US07027326B2
    • 2006-04-11
    • US10751713
    • 2004-01-05
    • Wing K. LukRobert H. Dennard
    • Wing K. LukRobert H. Dennard
    • G11C11/36G11C11/24G11C8/16
    • H01L27/108G11C11/405H01L27/1021H01L29/7391
    • A memory cell comprises: (1) a write switch, the first terminal of the write switch coupled to an at least one bitline, the control terminal of the write switch coupled to the first control line; (2) a two terminal semiconductor, the first terminal of the two terminal semiconductor device coupled to the second terminal of the write switch, and the second terminal of the two terminal semiconductor device coupled to an at least one second control line, wherein the two terminal semiconductor device has a capacitance when a voltage on the first terminal relative to the second terminal is above a threshold voltage and has a lower capacitance when the voltage on the first terminal relative to the second terminal is less than the threshold voltage; (3) a read select switch, the control terminal of the read select switch coupled to an at least one second control line, the first terminal of the read select switch coupled to the at least one bitline; and (4) a read switch, the control terminal of the read switch coupled to the first terminal of the gated diode and coupled to the second terminal of the write switch, the first terminal of the read switch coupled to the second terminal of the read select gate, and the second terminal of the read switch coupled to ground.
    • 存储器单元包括:(1)写开关,写开关的第一端耦合到至少一个位线,写开关的控制端耦合到第一控制线; (2)二端子半导体,耦合到写开关的第二端的两端子半导体器件的第一端子和耦合到至少一个第二控制线的两端子半导体器件的第二端子,其中两 当所述第一端子上的电压相对于所述第二端子的电压高于阈值电压并且当所述第一端子上的相对于所述第二端子的电压小于所述阈值电压时,所述端子半导体器件具有较小的电容; (3)读选择开关,所述读选择开关的控制端耦合到至少一个第二控制线,所述读选择开关的第一端耦合到所述至少一位线; 和(4)读取开关,读取开关的控制端子耦合到门控二极管的第一端子并耦合到写入开关的第二端子,读取开关的第一端子耦合到读取的第二端子 选择门,读取开关的第二个端子耦合到地。
    • 42. 发明授权
    • Nondestructive read, two-switch, single-charge-storage device RAM devices
    • 无损读取,双开关,单电荷存储器件RAM器件
    • US06982897B2
    • 2006-01-03
    • US10680348
    • 2003-10-07
    • Wing K. LukRobert H. Dennard
    • Wing K. LukRobert H. Dennard
    • G11C11/24
    • H01L27/108G11C11/405
    • A random access memory (RAM) circuit is coupled to a write control line, a read control line, and one or more bitlines, and includes a write switch having a control terminal and first and second terminals. The first terminal of the write switch is coupled to the one or more bitlines, and the control terminal of the write switch is coupled to the write control line. The circuit includes a charge-storage device having first and second terminals, wherein a first terminal of the charge-storage device is coupled to the second terminal of the write switch and a second terminal of the charge-storage device is coupled to the read control line. The circuit includes a read switch having a control terminal and first and second terminals. The control terminal of the read switch is coupled to the first terminal of the charge-storage device and is coupled to the second terminal of the write switch. The first terminal of the read switch is coupled to the one or more bitlines, and the second terminal of the read switch coupled to ground. The circuit may be implemented through a number of disclosed semiconductor memory devices.
    • 随机存取存储器(RAM)电路耦合到写入控制线,读取控制线和一个或多个位线,并且包括具有控制端子和第一和第二端子的写入开关。 写开关的第一端耦合到一个或多个位线,并且写开关的控制端耦合到写控制线。 该电路包括具有第一和第二端子的电荷存储装置,其中电荷存储装置的第一端子耦合到写入开关的第二端子,并且电荷存储装置的第二端子耦合到读取控制 线。 电路包括具有控制端子和第一和第二端子的读取开关。 读开关的控制端耦合到电荷存储装置的第一端并耦合到写开关的第二端。 读开关的第一端耦合到一个或多个位线,并且读开关的第二端耦合到地。 电路可以通过许多公开的半导体存储器件实现。
    • 43. 发明授权
    • High speed DRAM local bit line sense amplifier
    • 高速DRAM本地位线读出放大器
    • US06426905B1
    • 2002-07-30
    • US09777004
    • 2001-02-07
    • Robert H. DennardRonald W. Knepper
    • Robert H. DennardRonald W. Knepper
    • G11C700
    • G11C7/062G11C7/10G11C7/1051G11C11/4091
    • Disclosed is a high speed sense amplifier circuit designed for sensing data in one-transistor DRAM memory cells on bit lines within DRAM macros. The circuit utilizes a charge transfer scheme to rapidly remove charge from a small sensing first capacitor C1, generating a voltage swing delta V1, via an FET operating in its subthreshold region by means of idling current, such transfer supplying an equal charge to the larger bit line capacitance Cb1 with small voltage swing delta Vb1. The sense amp is pre-charged to the “1” state, and senses a “0” via the charge transfer operation thusly described. A “1” is sensed when no charge transfer takes place.
    • 公开了一种设计用于在DRAM宏内的位线上感测单晶体管DRAM存储单元中的数据的高速感测放大器电路。 该电路利用电荷转移方案从小的感测第一电容器C1快速去除电荷,通过借助于空载电流在其亚阈值区域中工作的FET产生电压摆​​幅增量V1,这种转移为较大的位提供相等的电荷 具有小电压摆幅增量Vb1的线电容Cb1。 感测放大器被预充电到“1”状态,并且通过如上所述的电荷转移操作来感测“0”。 当不发生电荷转移时,感测到“1”。
    • 44. 发明授权
    • Low power interface circuit
    • US5378943A
    • 1995-01-03
    • US49912
    • 1993-04-20
    • Robert H. Dennard
    • Robert H. Dennard
    • H03K5/02G11C11/407G11C11/409H03K19/00H03K19/0185H03K19/094
    • H03K19/018521H03K19/0013
    • The interface circuit of the present invention adjusts the signal voltage across a leaking transistor such that the leakage is reduced while also shunting out the adjustment means when the adjustment means impedes the operation of the interface circuit. One embodiment of the present invention is a level translator comprised of a level shifting stage coupled to a buffer stage. The level shifting stage has its power source coupled to a current shunting device. The current shunting device is connected in parallel across the first P-channel device of the level shifting stage. The first P-channel device of the level shifting stage is connected in series with a second P-channel device having its drain connected to a drain of a first N-channel device wherein the first N-channel device has its source connected to a drain of a second N-channel device. The current shunting device is formed from a single P-channel device. The connection between the drains of the second P-channel and the first N-channel device of the level shifting stage is an input to an inverter, which in turn, has its output connected to the input of the current shunting device. When the input to the level shift stage is at the high voltage logic signal level, the input to the inverter is low and the output of the inverter is at a high voltage logic signal level. The high voltage logic signal level then turns off the P-channel device of the current shunting device. The first P-channel device of the level shifting stage has its gate connected to its drain which reduces leakage current in the level shifting stage and reduces the power consumed by the interface circuit when the current shunting device is turned off. When the input to the level shift stage is at the low voltage logic signal level, the input to the inverter is high and the output of the inverter is at a low voltage logic signal level. The low voltage logic signal level allows the current shunting device to directly supply current to the second P-channel device of the level shifting stage and shunts out the first P-channel device. Therefore, the shunted out device does not interfere with the performance of the level shift stage of the interface circuit.
    • 47. 发明申请
    • AMPLIFIERS USING GATED DIODES
    • 使用栅极二极管的放大器
    • US20130057347A1
    • 2013-03-07
    • US13604995
    • 2012-09-06
    • Wing K. LukRobert H. Dennard
    • Wing K. LukRobert H. Dennard
    • H03G3/00
    • H03F1/56G11C7/06H01L27/0811H01L29/7391H03F2200/183
    • A circuit comprises a control line and a two terminal semiconductor device having a first terminal is coupled to a signal line, and a second terminal is coupled to the control line. The semiconductor device has a capacitance when a voltage on the first terminal is above a threshold and has a smaller capacitance when a voltage on the first terminal is below the threshold. A signal is placed on the signal line and a voltage on the control line is modified. When the signal falls below the threshold, the semiconductor device acts as a very small capacitor and the output will be a small value. When the signal is above the threshold, the semiconductor device acts as a large capacitor and the output will be influenced by the signal and the modified voltage on the control line and the signal is amplified.
    • 电路包括控制线和具有第一端子的两端子半导体器件耦合到信号线,并且第二端子耦合到控制线。 当第一端子上的电压高于阈值时,半导体器件具有电容,并且当第一端子上的电压低于阈值时具有较小的电容。 信号被置于信号线上,控制线上的电压被改变。 当信号低于阈值时,半导体器件充当非常小的电容器,并且输出将是小的值。 当信号高于阈值时,半导体器件用作大电容器,输出将受到信号和控制线上修改的电压的影响,信号被放大。
    • 49. 发明申请
    • SWITCHED CAPACITOR VOLTAGE CONVERTERS
    • 开关电容电压转换器
    • US20120262226A1
    • 2012-10-18
    • US13532986
    • 2012-06-26
    • Robert H. DennardBrian L. JiRobert K. Montoye
    • Robert H. DennardBrian L. JiRobert K. Montoye
    • G05F1/10
    • G11C5/145H02M3/07
    • An on-chip voltage conversion apparatus for integrated circuits includes a first capacitor; a first NFET device configured to selectively couple a first electrode of the first capacitor to a low side voltage rail of a first voltage domain; a first PFET device configured to selectively couple the first electrode of the first capacitor to a high side voltage rail of the first voltage domain; a second NFET device configured to selectively couple a second electrode of the first capacitor to a low side voltage rail of a second voltage domain, wherein the low side voltage rail of the second voltage domain corresponds to the high side voltage rail of the first voltage domain; and a second PFET device configured to selectively couple the second electrode of the first capacitor to a high side voltage rail of the second voltage domain.
    • 集成电路的片上电压转换装置包括第一电容器; 第一NFET器件被配置为选择性地将第一电容器的第一电极耦合到第一电压域的低侧电压轨; 第一PFET器件,被配置为选择性地将第一电容器的第一电极耦合到第一电压域的高侧电压轨; 第二NFET器件,被配置为选择性地将第一电容器的第二电极耦合到第二电压域的低侧电压轨,其中第二电压域的低侧电压轨对应于第一电压域的高侧电压轨 ; 以及第二PFET器件,被配置为选择性地将第一电容器的第二电极耦合到第二电压域的高侧电压轨。