公开(公告)号：US20230075348A1

公开(公告)日：2023-03-09

申请号：US17735492

申请日：2022-05-03

Applicant: Samsung Electronics Co., Ltd.

Inventor： Jaehyuk LEE ,  Sang Joon KIM ,  Seungchul JUNG ,  Sungmeen MYUNG

IPC: G06F7/544 ,  G06F7/523 ,  G06F7/50 ,  H03K19/21 ,  G06N3/04

Abstract: A multiplier-accumulator includes: a plurality of exclusive negative OR (XNOR) gates provided along one or more input lines and configured to receive signals corresponding to an input bit sequence and a weight bit sequence corresponding to each of the one or more input lines and to output partial product results between the input bit sequence and the weight bit sequence; an encoder configured to apply, to the plurality of XNOR gates, a signal corresponding to a sequence in which a logical value of a most significant bit (MSB) is converted from an original sequence expressed in 2's complement of a corresponding sequence for either one or both of the input bit sequence and the weight bit sequence; and an outputter configured to generate an output in which a correction value is applied to operation results in which the partial product results output from the plurality of XNOR gates are summed.

公开(公告)号：US20220326910A1

公开(公告)日：2022-10-13

申请号：US17473139

申请日：2021-09-13

Applicant: Samsung Electronics Co., Ltd.

Inventor： Sungmeen MYUNG ,  Seungchul JUNG ,  Sangjoon KIM

IPC: G06F7/50 ,  G11C11/56 ,  G06F7/523 ,  G06N3/063 ,  G06N3/04

Abstract: A multi-bit cell includes: a memory storing a weight resistance corresponding to a multi-bit weight; a current source configured to apply a current to the memory to generate a weight voltage from the weight resistance; a plurality of multiplexers connected to each other in parallel and connected to the memory in series, each of the multiplexers being configured to output one signal of the weight voltage and a first fixed voltage based on a multi-bit input; and a plurality of capacitors connected to the plurality of multiplexers, respectively, each of the capacitors being configured to store a respective weight capacitance, and to generate charge data by performing an operation on the outputted signal and the weight capacitance.

公开(公告)号：US20220114427A1

公开(公告)日：2022-04-14

申请号：US17238403

申请日：2021-04-23

Applicant: Samsung Electronics Co., Ltd.

Inventor： Seungchul JUNG ,  Hyungwoo LEE ,  Sungmeen MYUNG ,  Yongmin JU

IPC: G06N3/063 ,  G06F7/544

Abstract: A neural network apparatus includes: a plurality of memory cells each comprising a variable resistance element and a first transistor; a plurality of bit lines extending in a first direction; and a plurality of word lines extending in a second direction, crossing the bit lines and respectively connected to the first transistor of the plurality of memory cells; a plurality of sub-column circuits each comprising memory cells of the memory cells connected in parallel along the first direction; and a column circuit comprising two or more of the sub-column circuits connected in series along the second direction, wherein, when a neural network operation is performed, the column circuit outputs a summation current to a bit line connected to the column circuit based on voltage applied to the plurality of word lines.

公开(公告)号：US20210242717A1

公开(公告)日：2021-08-05

申请号：US17071122

申请日：2020-10-15

Applicant: Samsung Electronics Co., Ltd.

Inventor： Hankyu LEE ,  Seungchul JUNG

IPC: H02J50/10 ,  H02J13/00

Abstract: A wireless power receiver and a wireless power reception method are disclosed. The wireless power receiver includes a charging element, a receiving coil configured to wirelessly receive power from a wireless power transmitter, a rectifier configured to convert an alternating current (AC) voltage generated from the receiving coil to a direct current (DC) voltage, and to output the DC voltage, a voltage converter configured to generate a charging current to charge the charging element, based on the DC voltage output from the rectifier, a current measurer configured to measure the charging current transferred to the charging element, and a controller configured to control a level of the charging current generated from the voltage converter based on a result of the measuring.

公开(公告)号：US20190027967A1

公开(公告)日：2019-01-24

申请号：US16043384

申请日：2018-07-24

Applicant: SAMSUNG ELECTRONICS CO., LTD. ,  Korea Advanced Institute of Science and Technology

Inventor： Seungchul JUNG ,  Gyu Hyeong CHO ,  Sang Joon KIM ,  JongPal KIM ,  Se Un SHIN ,  Min Seong CHOI ,  Seok Tae KOH ,  Yu Jin YANG

IPC: H02J50/12 ,  H02J50/05 ,  H02J7/02

Abstract: A wireless power receiving apparatus includes a receiving resonator configured to wirelessly receive energy; a resonant converter configured to transfer, to an output end of the wireless power receiving apparatus, energy of an energy storage device connected among a plurality of energy storage devices; and a controller configured to accumulate, alternatingly in the energy storage devices, the energy received, and select the energy storage device to be connected to the resonant converter from the energy storage devices.

公开(公告)号：US20170149289A1

公开(公告)日：2017-05-25

申请号：US15349710

申请日：2016-11-11

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Seungchul JUNG ,  Jongpal KIM ,  Wonseok LEE

IPC: H02J50/12 ,  H03B5/12

CPC classification number: H02J50/12 ,  H03B5/1265 ,  H03B5/1268 ,  H03H1/02 ,  H03H7/325 ,  H03H19/008 ,  H03H2210/01 ,  H03H2210/043 ,  H04B5/0037

Abstract: A resonator and resonator method are provided. The resonator includes an inductor, a capacitor, and a switch configured to maintain energy in at least one of the inductor and the capacitor for a select period of time and to enable variability of energy in the at least one of the inductor and the capacitor for another period of time, to set a resonating frequency of the inductor and the capacitor.