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    • 1. 发明公开
    • 가상 접지 감지 회로 및 관련된 디바이스, 시스템 및 방법
    • 虚拟接地感测电路及相关器件,系统和方法
    • KR1020180002881A
    • 2018-01-08
    • KR1020177036406
    • 2016-05-10
    • 마이크론 테크놀로지, 인크
    • 마로타,쥴리오쥬세페티부르지,마르코도메니코
    • G11C11/22G11C11/56
    • G11C11/2273G11C7/062G11C7/067G11C11/221G11C11/2253G11C11/5657G11C2213/77
    • 가상접지감지회로, 전기시스템, 컴퓨팅디바이스및 관련된방법이개시된다. 가상접지감지회로는기준전압전위를감지노드전압전위와비교하도록구성된감지회로, 및감지회로에동작가능하게결합된가상접지회로를포함한다. 가상접지회로는선택된강유전성메모리셀에동작가능하게결합된전도성라인에제1 바이어스전압전위에서의가상접지를제공하고, 제1 분극상태로부터 제2 분극상태로변경하는선택된강유전성메모리셀에응답하여감지노드에대해서전도성라인을방전시키도록구성된다. 방법은제2 바이어스전압전위를선택된강유전성메모리셀에동작가능하게결합된다른전도성라인에인가하는단계, 및감지노드전압전위를기준전압전위와비교하는단계를포함한다. 전기시스템및 컴퓨팅디바이스는가상접지감지회로를포함한다.
    • 公开了虚拟地面感测电路,电气系统,计算设备和相关方法。 虚拟接地感测电路包括被配置为将参考电压电位与感测节点电压电位进行比较的感测电路以及可操作地耦合到感测电路的虚拟接地电路。 虚拟接地电路在第一偏置电压电位处向可操作地耦合到所选择的铁电存储器单元的导线提供虚拟接地,并响应于选定的铁电存储器单元从第一偏振状态改变到第二偏振状态, 排出导线。 该方法包括将第二偏置电压电位施加到可操作地耦合到所选择的铁电存储器单元的另一导线,并且将感测节点电压电位与参考电压电位进行比较。 电气系统和计算设备包括虚拟接地感测电路。
    • 7. 发明公开
    • 멀티 비트 저장 가능한 메모리 장치
    • 多位存储设备
    • KR1020100081059A
    • 2010-07-14
    • KR1020090000324
    • 2009-01-05
    • 한국과학기술원
    • 이희철김우영이용수
    • G11C11/22G11C7/12G11C7/22G11C5/14
    • G11C11/221G11C5/14G11C7/06G11C7/12G11C7/14G11C11/2273G11C11/5657
    • PURPOSE: A multi-bit-storage memory device is provided to increase a memory capacity in a unit area by increasing the ratio between area gain of area loss. CONSTITUTION: A cell capacitor comprises a first electrode(110), a second electrode(120), a memory unit(130), and a charge trap unit. The memory unit is formed between the first electrode and the second electrode. The memory unit comprises a material capable of being electrically polarized. The charge trap unit is formed in a partial domain between the memory unit and the first electrode. The charge trap unit is formed on the interface between the memory unit and the first electrode. The charge trap unit has the small area bigger than the half of the top surface of the memory unit.
    • 目的:提供一种多位存储存储器件,通过增加面积损失的面积增益之间的比例来增加单位面积的存储器容量。 构成:电池电容器包括第一电极(110),第二电极(120),存储器单元(130)和电荷陷阱单元。 存储单元形成在第一电极和第二电极之间。 存储单元包括能够被电极化的材料。 电荷陷阱单元形成在存储单元和第一电极之间的部分域中。 电荷陷阱单元形成在存储单元和第一电极之间的界面上。 电荷陷阱单元具有比存储器单元顶表面的一半小的面积。
    • 8. 发明授权
    • 강유전체 또는 일렉트렛 메모리 장치
    • 电磁或电子存储器
    • KR100934159B1
    • 2009-12-31
    • KR1020080091577
    • 2008-09-18
    • 한국과학기술원
    • 이희철김우영이용수
    • G11C11/22H01L27/105
    • G11C11/2273G11C5/063G11C7/06G11C7/1069G11C11/221
    • PURPOSE: A ferroelectric or electret memory device is provided to perform a data read operation stably by reducing errors at the data read operation as reducing electric interference between memory cells. CONSTITUTION: One or more parallel second electrode lines(320) are formed in a direction crossing one or more parallel first electrode lines(310). A memory unit(330) is formed between the first electrode line and the second electrode line. A signal generator(100) is connected to the first electrode line. The signal generator generates an input signal applied to the first electrode line during a data read process of the memory unit. An inductance element is connected to the second electrode line. A signal sensing part(400) is connected to a connection node between the inductance element and the second electrode line. The signal sensing part compares the size of a signal of the connection node with the size of two reference signals. According to comparison result, the signal sensing part senses a logic state of the memory unit.
    • 目的:提供铁电或驻极体存储器件,以通过减少数据读取操作中的误差来稳定地执行数据读取操作,以减少存储单元之间的电干扰。 构成:在与一个或多个平行的第一电极线(310)交叉的方向上形成一个或多个平行的第二电极线(320)。 在第一电极线和第二电极线之间形成存储单元(330)。 信号发生器(100)连接到第一电极线。 信号发生器在存储器单元的数据读取过程期间产生施加到第一电极线的输入信号。 电感元件连接到第二电极线。 信号感测部分(400)连接到电感元件和第二电极线之间的连接节点。 信号感测部分将连接节点的信号的大小与两个参考信号的大小进行比较。 根据比较结果,信号感测部检测存储器单元的逻辑状态。
    • 10. 发明公开
    • 강유전체 메모리 장치
    • 电磁存储器件
    • KR1020040059432A
    • 2004-07-05
    • KR1020020086180
    • 2002-12-30
    • 에스케이하이닉스 주식회사
    • 노금환
    • G11C11/22
    • G11C11/2297G11C5/147G11C7/06G11C11/221G11C11/2273
    • PURPOSE: A ferroelectric memory device is provided to improve fatigue and dielectric breakdown phenomenon of a ferroelectric capacitor of a reference cell. CONSTITUTION: A unit memory cell(520) is constituted with the first transistor and the first ferroelectric capacitor and stores data. A reference cell(540) is constituted with the second transistor and the second ferroelectric capacitor and generates a reference voltage using non-switching charges. A sense amplifier(560) senses data stored in the memory cell by comparing a data signal of the memory cell with a reference voltage signal of the reference cell and then amplifying it. The reference cell operates at a lower power supply voltage than the memory cell, and the second ferroelectric capacitor is larger than the first ferroelectric capacitor.
    • 目的:提供一种铁电存储器件,以改善参考电池的铁电电容器的疲劳和介电击穿现象。 构成:单元存储单元(520)由第一晶体管和第一铁电电容器构成,并存储数据。 参考单元(540)由第二晶体管和第二铁电电容器构成,并使用非开关电荷产生参考电压。 感测放大器(560)通过将存储单元的数据信号与参考单元的参考电压信号进行比较来感测存储在存储单元中的数据,然后对其进行放大。 参考单元在比存储单元低的电源电压下操作,并且第二铁电电容器大于第一铁电电容器。