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公开(公告)号：US09646672B1
公开(公告)日：2017-05-09
申请号：US15236638
申请日：2016-08-15
Applicant: SK hynix Inc.
Inventor： Jong-Sam Kim , Jae-Il Kim , Youk-Hee Kim , Jun-Gi Choi , Hee-Seong Kim
IPC: G11C16/10 , G11C11/406 , G11C11/4091
CPC classification number: G11C11/406 , G11C11/40622 , G11C11/4091 , G11C16/10 , G11C2211/4068
Abstract: A memory device includes a plurality of memory cells; a nonvolatile memory block suitable for simultaneously sensing one or more programmed weak addresses, and sequentially transmitting the sensed weak addresses; a weak address control block suitable for latching the weak addresses transmitted from the nonvolatile memory block, and outputting sequentially the latched weak addresses in a weak refresh operation; and a refresh control block suitable for controlling the memory cells corresponding to the counting address to be refreshed, in a normal refresh operation, and controlling the memory cells corresponding to the weak address to be refreshed, in the weak refresh operation.
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公开(公告)号：US08563430B2
公开(公告)日：2013-10-22
申请号：US13712399
申请日：2012-12-12
Applicant: SK hynix Inc.
Inventor： Sang-Jin Byeon , Jun-Gi Choi
IPC: H01L21/44
CPC classification number: H01L21/76879 , H01L23/481 , H01L23/5256 , H01L25/0657 , H01L2225/06527 , H01L2225/06544 , H01L2924/0002 , H01L2924/00
Abstract: A semiconductor integrated circuit includes: a semiconductor chip; a through-chip via passing through a conductive pattern disposed in the semiconductor chip and cutting the conductive pattern; and an insulation pattern disposed on an outer circumference surface of the through-chip via to insulate the conductive pattern from the through-chip via.
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公开(公告)号：US10164470B2
公开(公告)日：2018-12-25
申请号：US15335316
申请日：2016-10-26
Inventor： Chang-Kun Park , Chang-Hyun Lee , Suk-Hyeon Yoon , Hyung-Jun Cho , Jun-Gi Choi , Jin-Ho Yoo
Abstract: A wireless power transmission/reception system includes a wireless power transmission circuit and a wireless power reception circuit. The wireless power transmission circuit includes an oscillator, a DC-AC converter that converts a direct current to an alternating current and is turned on/off in response to a control signal, a power transmission coil that transmits AC power, a signal reception coil, and a signal receiver that transfers the control signal to the DC-AC converter. The wireless power reception circuit includes a power reception coil, a rectifier that converts an alternating current to a direct current and is turned on or off in response to the control signal, an control signal generator that generates the control signal, a signal transmission coil, and a signal transmitter that transmits the control signal through the signal transmission coil.
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Patent Agency Ranking
公开(公告)号：US10157685B2
公开(公告)日：2018-12-18
申请号：US15089230
申请日：2016-04-01
Applicant: SK hynix Inc.
Inventor： Tae-Kyun Kim , Jin-Hee Cho , Jun-Gi Choi
IPC: G06F11/14 , G06F11/36 , G11C29/00 , G11C29/04 , G11C29/12 , G11C29/14 , G11C29/18 , G11C29/36 , G11C29/38 , G11C29/44 , G11C29/46 , G11C29/50
Abstract: A memory device may include a plurality of memory cells; one or more backup memory cells; a test circuit suitable for performing a backup operation and a test operation to a test target cell selected among the plurality of memory cells; and a control circuit suitable for accessing the backup memory cells instead of the test target cell during the performance of the test operation after completion of the backup operation for the selected test target cell, wherein, during the backup operation, the test circuit controls the control circuit to copy an original data of the test target cell to a corresponding backup memory cell selected among the backup memory cells, and wherein, during the test operation, the test circuit determines whether the test target cell is a pass or a fail.
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公开(公告)号：US10014071B2
公开(公告)日：2018-07-03
申请号：US15066773
申请日：2016-03-10
Applicant: SK hynix Inc.
Inventor： Min-Su Park , Jae-Il Kim , Tae-Kyun Kim , Jun-Gi Choi
IPC: G11C29/08 , G11C11/406 , G11C11/4091 , G11C29/00
CPC classification number: G11C29/08 , G11C11/406 , G11C11/40611 , G11C11/4091 , G11C29/00 , G11C29/1201 , G11C29/18 , G11C29/50012 , G11C29/50016 , G11C2029/1202 , G11C2029/1204 , G11C2029/5002
Abstract: A memory device may include a plurality of memory cells; an error detection unit suitable for: latching data read a first time from at least one selected memory cell of the plurality of memory cells in a detection period, comparing data read a second time from the at least one selected memory cell with the latched data, and detecting an error of the at least one selected memory cell in the detection when the date read a second time from the at least one substantially the same with the latched data.
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公开(公告)号：US09589676B2
公开(公告)日：2017-03-07
申请号：US15056390
申请日：2016-02-29
Applicant: SK hynix Inc.
Inventor： Jun-Gi Choi , Tae-Kyun Kim
IPC: G11C29/04 , G11C29/00 , G11C11/419 , G11C7/22
CPC classification number: G11C29/78 , G11C7/106 , G11C11/4076 , G11C11/4093 , G11C11/4097 , G11C11/419 , G11C29/04 , G11C29/52 , G11C2207/229
Abstract: A semiconductor device may include: a first latch configured to store data outputted from a memory cell during a first operation; and a fail detection circuit configured to detect a fail by comparing the data outputted from the memory cell to the data stored in the first latch through a second operation performed at a predetermined time after the first operation.
Abstract translation: 半导体器件可以包括：第一锁存器，被配置为在第一操作期间存储从存储器单元输出的数据; 以及故障检测电路，被配置为通过在第一操作之后的预定时间执行的第二操作来比较从存储器单元输出的数据与存储在第一锁存器中的数据来检测故障。
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公开(公告)号：US09509375B2
公开(公告)日：2016-11-29
申请号：US14147421
申请日：2014-01-03
Inventor： Chang-Kun Park , Chang-Hyun Lee , Suk-Hyeon Yoon , Hyung-Jun Cho , Jun-Gi Choi , Jin-Ho Yoo
CPC classification number: H02J50/10 , H04B1/40 , H04B5/0031 , H04B5/0037 , H04B5/0075 , H04B5/0093 , H04B5/02 , H04H40/18 , H04Q3/00
Abstract: A wireless power transmission/reception system includes a wireless power transmission circuit and a wireless power reception circuit. The wireless power transmission circuit includes an oscillator, a DC-AC converter that converts a direct current to an alternating current and is turned on/off in response to a control signal, a power transmission coil that transmits AC power, a signal reception coil, and a signal receiver that transfers the control signal to the DC-AC converter. The wireless power reception circuit includes a power reception coil, a rectifier that converts an alternating current to a direct current and is turned on or off in response to the control signal, an control signal generator that generates the control signal, a signal transmission coil, and a signal transmitter that transmits the control signal through the signal transmission coil.
Abstract translation: 无线电力发送/接收系统包括无线电力传输电路和无线电力接收电路。 无线电力传输电路包括振荡器，DC-AC转换器，其将直流电转换为交流电并响应于控制信号而导通/截止，发送AC电力的电力传输线圈，信号接收线圈， 以及将控制信号传送到DC-AC转换器的信号接收器。 无线电力接收电路包括受电线圈，将交流电转换为直流并根据控制信号导通或截止的整流器，产生控制信号的控制信号发生器，信号传输线圈， 以及通过信号传输线圈发送控制信号的信号发送器。
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公开(公告)号：US10020073B2
公开(公告)日：2018-07-10
申请号：US15059057
申请日：2016-03-02
Applicant: SK hynix Inc.
Inventor： Tae-Kyun Kim , Jae-Il Kim , Hee-Seong Kim , Jun-Gi Choi
IPC: G06F11/00 , G11C29/50 , G11C11/406 , G11C11/408 , G11C29/04 , G11C29/44
CPC classification number: G11C29/50016 , G11C11/40611 , G11C11/408 , G11C11/4087 , G11C2029/0409 , G11C2029/4402 , G11C2211/4061 , G11C2211/4062
Abstract: A memory device may include: a plurality of memory cells; at least one address storage unit; a fail detection unit suitable for comparing first and second read data that are read from at least one memory cell selected among the plurality of memory cells to detect a fail, and storing an address of the selected memory cell in the address storage unit when the fail is detected; and a refresh control unit suitable for refreshing the memory cell corresponding to the address stored in the address storage unit at a higher frequency than the other memory cells.
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