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公开(公告)号:US20220190936A1
公开(公告)日:2022-06-16
申请号:US17366329
申请日:2021-07-02
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor: Hyungmin JIN , Younghoon SON , Hyunyoon CHO , Youngdon CHOI , Junghwan CHOI
Abstract: A translation device, a test system, and a memory system are provided. The translation device includes plural first input/output (I/O) circuits that respectively transmit and receive first signals through plural pins based on a pulse amplitude modulation (PAM)-M mode, a second I/O circuit that transmits and receives a second signal through one or more pins based on a PAM-N mode, and a translation circuit that translates the first signals into the second signal and translates the second signal into the first signals. M and N are different integers of 2 or more.
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公开(公告)号:US20220068332A1
公开(公告)日:2022-03-03
申请号:US17344610
申请日:2021-06-10
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor: Sucheol LEE , Jaewoo PARK , Younghoon SON , Youngdon CHOI , Junghwan CHOI
IPC: G11C7/22 , G11C7/10 , H03K19/017 , H03K19/1776 , H03K19/17736
Abstract: A memory device includes a memory cell array and a data input and output circuit configured to output a data signal (DQ signal) including data read from the memory cell array and a data strobe signal (DQS signal) including a toggle pattern associated with an operating condition of the memory device based on n-level pulse amplitude modulation (PAMn), wherein n is an integer greater than or equal to 4.
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公开(公告)号:US20250165685A1
公开(公告)日:2025-05-22
申请号:US18952627
申请日:2024-11-19
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor: Byeongnoh KIM , Suhyun CHAE , Dohan KIM , Younghoon SON , Jeeyong LEE , Insu CHOI
Abstract: An electronic device includes a Plackett-Burman design (PBD) execution circuit, a genetic algorithm (GA) execution circuit, and a control circuit. The PBD execution circuit is configured to generate an initial design of experiment (DOE) set including a plurality of initial cases regarding semiconductor characteristics of a memory device of an external device. The GA execution circuit is configured to convert a previous generation DOE set to a next generation DOE set. The control circuit is configured to transmit the initial DOE set to the external device, receive, from the external device, an initial characteristic evaluation, generate a starting DOE set based on the initial characteristic evaluation, and control a genetic algorithm to be performed with an experimental result of the starting DOE set as an input. Each of the plurality of initial cases corresponds to a combination of a plurality of setting values influencing the semiconductor characteristics.
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公开(公告)号:US20220157353A1
公开(公告)日:2022-05-19
申请号:US17361780
申请日:2021-06-29
Applicant: Samsung Electronics Co., Ltd.
Inventor: Joohwan KIM , Jindo BYUN , Younghoon SON , Youngdon CHOI , Junghwan CHOI
Abstract: A memory package includes a package substrate including a redistribution layer and bonding pads connected to the redistribution layer, the redistribution layer including a plurality of signal paths; a buffer chip mounted on the package substrate and including a plurality of chip pads corresponding to a plurality of memory channels; and a plurality of memory chips stacked on the package substrate and divided into a plurality of groups corresponding to the plurality of memory channels, wherein memory chips of a first group, among the plurality of memory chips, are connected to first chip pads of the plurality of chip pads through first wires, and wherein memory chips of a second group, among the plurality of memory chips, are connected to second chip pads of the plurality of chip pads through second wires and at least a portion of the plurality of signal paths.
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公开(公告)号:US20220068331A1
公开(公告)日:2022-03-03
申请号:US17230403
申请日:2021-04-14
Applicant: Samsung Electronics Co., Ltd.
Inventor: Mingyu LEE , Jaewoo PARK , Younghoon SON , Youngdon CHOI , Hyungmin JIN , Junghwan CHOI
Abstract: A method of operating a memory device including receiving a multilevel signal having M levels transmitted by an external controller through a clock receiving pin, where M is a natural number greater than 2, and decoding the multilevel signal to restore at least one of Data Bus Inversion (DBI) data, Data Mask (DM) data, Cyclic Redundancy Check (CRC) data, or Error Correction Code (ECC) data may be provided. The multilevel signal is a clock signal transmitted by the external controller, and is a signal swinging based on an intermediate reference signal that is an intermediate value between a minimum level and a maximum level among the M levels.
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公开(公告)号:US20240370386A1
公开(公告)日:2024-11-07
申请号:US18772354
申请日:2024-07-15
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor: Hyungmin JIN , Jindo BYUN , Younghoon SON , Youngdon CHOI , Junghwan CHOI
Abstract: A memory system including: a memory controller to transmit a command, an address, or data to a first channel based on a data input/output signal having one of N (N is a natural number of three or more) different voltage levels during a first time interval, the memory controller transmitting the command, the address, or the data not transmitted during the first time interval to the first channel based on the data input/output signal having one of two different voltage levels during a second time interval; and a memory device to sample the data input/output signal received via the first channel during the first time interval in a pulse amplitude modulation (PAM)-N mode, the memory device sampling the data input/output signal received via the first channel during the second time interval in a non return to zero (NRZ) mode.
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公开(公告)号:US20230171007A1
公开(公告)日:2023-06-01
申请号:US18096657
申请日:2023-01-13
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor: Hyungmin JIN , Younghoon SON , Hyunyoon CHO , Youngdon CHOI , Junghwan CHOI
CPC classification number: H04B17/19 , H04B17/18 , H04B17/0085 , H04L7/0016
Abstract: A translation device, a test system, and a memory system are provided. The translation device includes plural first input/output (I/O) circuits that respectively transmit and receive first signals through plural pins based on a pulse amplitude modulation (PAM)-M mode, a second I/O circuit that transmits and receives a second signal through one or more pins based on a PAM-N mode, and a translation circuit that translates the first signals into the second signal and translates the second signal into the first signals. M and N are different integers of 2 or more.
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公开(公告)号:US20220068356A1
公开(公告)日:2022-03-03
申请号:US17223458
申请日:2021-04-06
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor: Kwangseob SHIN , Jindo BYUN , Younghoon SON , Youngdon CHOI , Junghwan CHOI
IPC: G11C11/4091 , G11C11/4099 , G11C11/4076 , G11C11/4074 , G11C11/408
Abstract: A multi-level signal receiver includes a data sampler circuit and a reference voltage generator circuit. The data sampler includes (M−1) sense amplifiers which compare a multi-level signal having one of M voltage levels different from each other with (M−1) reference voltages. The data sampler generates a target data signal including N bits, M is an integer greater than two and N is an integer greater than one. The reference voltage generator generates the (M−1) reference voltages, At least two sense amplifiers of the (M−1) sense amplifiers have different sensing characteristics.
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公开(公告)号:US20220254391A1
公开(公告)日:2022-08-11
申请号:US17732220
申请日:2022-04-28
Applicant: Samsung Electronics Co., Ltd.
Inventor: Hyunyoon CHO , Sukhee CHO , Younghoon SON , Youngdon CHOI , Junghwan CHOI
Abstract: A method of operating a memory device includes receiving a training request for a data channel, detecting at least one mode parameter according to the training request, transmitting the detected mode parameter to an external device, setting at least one of an NRZ mode and a PAM4 mode to a transmission signaling mode based on mode register set setting information from the external device, and performing communications with the external device according to the set transmission signaling mode.
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公开(公告)号:US20220121582A1
公开(公告)日:2022-04-21
申请号:US17326513
申请日:2021-05-21
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor: Hyungmin JIN , Jindo BYUN , Younghoon SON , Youngdon CHOI , Junghwan CHOI
Abstract: A memory system including: a memory controller to transmit a command, an address, or data to a first channel based on a data input/output signal having one of N (N is a natural number of three or more) different voltage levels during a first time interval, the memory controller transmitting the command, the address, or the data not transmitted during the first time interval to the first channel based on the data input/output signal having one of two different voltage levels during a second time interval; and a memory device to sample the data input/output signal received via the first channel during the first time interval in a pulse amplitude modulation (PAM)-N mode, the memory device sampling the data input/output signal received via the first channel during the second time interval in a non return to zero (NRZ) mode.
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