-
公开(公告)号:US20230178505A1
公开(公告)日:2023-06-08
申请号:US18050497
申请日:2022-10-28
Applicant: Samsung Electronics Co.. Ltd.
Inventor: KISEOK LEE , Hyungeun Choi , Gijae Kang , Keunnam Kim , Soobin Yim , Moonyoung Jeong , Seungjae Jung
IPC: H01L23/00 , H01L25/065 , H01L25/18 , H01L25/00 , H10B12/00
CPC classification number: H01L24/08 , H01L25/0657 , H01L25/18 , H01L24/80 , H01L25/50 , H01L27/10805 , H01L27/10897 , H01L2224/08145 , H01L2224/80006 , H01L2224/80895 , H01L2224/80896 , H01L2924/1431 , H01L2924/1436
Abstract: Semiconductor memory devices may include a cell array structure that may include a memory cell array including three-dimensionally arranged memory cells and first bonding pads connected to the memory cell array and a peripheral circuit structure that may include peripheral circuits and second bonding pads bonded to the first bonding pads. The cell array structure may include a lower dielectric layer having a first surface and a second surface opposite to the first surface, a stack structure including horizontal electrodes stacked in a vertical direction on the first surface of the lower dielectric layer, a vertical structure including vertical conductive patterns that extend in the vertical direction and cross the horizontal electrodes, and an input/output pad on the second surface of the lower dielectric layer.
-
公开(公告)号:US20250048617A1
公开(公告)日:2025-02-06
申请号:US18736153
申请日:2024-06-06
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor: BYEUNGMOO KANG , SEOKHAN PARK , KISEOK LEE
IPC: H10B12/00
Abstract: A capacitor structure may include a plurality of lower electrodes arranged in a first direction and a second direction perpendicular to the first direction, a supporter including a plurality of openings and adjoining the plurality of lower electrodes, a dielectric layer covering the supporter and the plurality of lower electrodes, and an upper electrode covering the dielectric layer, where each of the plurality of openings contacts four lower electrodes, and where the plurality of openings contact opposite sides of the plurality of lower electrodes along the first direction and the second direction.
-
公开(公告)号:US20220384449A1
公开(公告)日:2022-12-01
申请号:US17735838
申请日:2022-05-03
Applicant: Samsung Electronics Co., Ltd.
Inventor: EUNJUNG KIM , HYO-SUB KIM , JAY-BOK CHOI , YONGSEOK AHN , JUNHYEOK AHN , KISEOK LEE , MYEONG-DONG LEE , YOONYOUNG CHOI
IPC: H01L27/108
Abstract: A semiconductor memory device includes a device isolation pattern on a substrate and defining a first active section, a first storage node pad on the first active section, a word line in the substrate and extending across the first active section, a bit line on the first storage node pad and crossing over the word line, a storage node contact on one side of the bit line and adjacent to the first storage node pad, and an ohmic layer between the storage node contact and the first storage node pad. A bottom surface of the ohmic layer is rounded.
-
公开(公告)号:US20220246180A1
公开(公告)日:2022-08-04
申请号:US17481583
申请日:2021-09-22
Applicant: Samsung Electronics Co., Ltd.
Inventor: WONSOK LEE , MIN TAE RYU , WOO BIN SONG , KISEOK LEE , MINSU LEE , MIN HEE CHO
IPC: G11C5/06 , H01L29/06 , H01L27/108
Abstract: A semiconductor memory includes a bit line extending in a first direction, first and second active patterns, which are alternately disposed in the first direction and on the bit line, and each of which includes a horizontal portion and a vertical portion, first word lines disposed on the horizontal portions of the first active patterns to cross the bit line, second word lines disposed on the horizontal portions of the second active patterns to cross the bit line, and an intermediate structure provided in a first gap region between the first and second word lines or in a second gap region between the vertical portions of the first and second active patterns. The first and second active patterns, which are adjacent to each other, may be disposed to be symmetric with respect to each other.
-
公开(公告)号:US20210296237A1
公开(公告)日:2021-09-23
申请号:US17097337
申请日:2020-11-13
Applicant: Samsung Electronics Co., Ltd.
Inventor: HYO-SUB KIM , SOHYUN PARK , DAEWON KIM , DONGOH KIM , EUN A KIM , CHULKWON PARK , TAEJIN PARK , KISEOK LEE , SUNGHEE HAN
IPC: H01L23/535 , H01L27/108 , H01L23/532 , H01L21/768
Abstract: A semiconductor memory device is disclosed. The device may include first and second impurity regions provided in a substrate and spaced apart from each other, the second impurity region having a top surface higher than the first impurity region, a device isolation pattern interposed between the first and second impurity regions, a first contact plug, which is in contact with the first impurity region and has a bottom surface lower than the top surface of the second impurity region, a gap-fill insulating pattern interposed between the first contact plug and the second impurity region, a first protection spacer interposed between the gap-fill insulating pattern and the second impurity region, and a first spacer, which is in contact with a side surface of the first contact plug and the device isolation pattern and is interposed between the first protection spacer and the gap-fill insulating pattern.
-
公开(公告)号:US20210005509A1
公开(公告)日:2021-01-07
申请号:US17016537
申请日:2020-09-10
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor: JISEOK HONG , CHAN-SIC YOON , ILYOUNG MOON , JEMIN PARK , KISEOK LEE , JUNG-HOON HAN
IPC: H01L21/768 , H01L23/532 , H01L23/522
Abstract: A method of fabricating a semiconductor device includes providing a substrate, and forming an interlayered insulating layer on the substrate. The method includes forming a preliminary via hole in the interlayered insulating layer. The method includes forming a passivation spacer on an inner side surface of the preliminary via hole. The method includes forming a via hole using the passivation spacer as an etch mask. The method includes forming a conductive via in the via hole. The passivation spacer includes an insulating material different from an insulating material included in the interlayered insulating layer.
-
公开(公告)号:US20180096947A1
公开(公告)日:2018-04-05
申请号:US15608747
申请日:2017-05-30
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor: KISEOK LEE , Sooho Shin , Juik Lee , Jun Ho Lee , Kwangmin Kim , Ilyoung Moon , Jemin Park , Bumseok Seo , Chan-Sic Yoon , Hoin Lee
IPC: H01L23/544 , H01L27/108
CPC classification number: H01L23/544 , H01L27/10814 , H01L27/10823 , H01L27/10876 , H01L27/10885 , H01L27/10894 , H01L27/10897 , H01L2223/5442 , H01L2223/54426 , H01L2223/5446
Abstract: A semiconductor device includes an alignment key on a substrate. The alignment key includes a first sub-alignment key pattern with a first conductive pattern, a second conductive pattern, and a capping dielectric pattern that are sequentially stacked on the substrate, an alignment key trench that penetrates at least a portion of the first sub-alignment key pattern, and a lower conductive pattern in the alignment key trench. The alignment key trench includes an upper trench that is provided in the capping dielectric pattern that has a first width, and a lower trench that extends downward from the upper trench and that has a second width less than the first width. The lower conductive pattern includes sidewall conductive patterns that are separately disposed on opposite sidewalls of the lower trench.
-
公开(公告)号:US20240107743A1
公开(公告)日:2024-03-28
申请号:US17953054
申请日:2022-09-26
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor: JUNHYEOK AHN , KISEOK LEE
IPC: H01L27/108
CPC classification number: H01L27/10814 , H01L27/10823 , H01L27/10897
Abstract: A semiconductor device includes; a substrate including an active region including a first region and a second region, a bitline extending in a first direction on the substrate and electrically connected to the first region of the active region, a spacer structure disposed on a side surface of the bitline, a contact structure disposed on a side surface of the spacer structure and electrically connected to the second region of the active region and a data storage structure disposed on the contact structure and electrically connected to the contact structure. The contact structure includes; a conductive contact layer including a first portion and a second portion disposed on the first portion, a barrier layer surrounding the first portion of the conductive contact layer, and an air gap surrounding the second portion of the conductive contact layer.
-
公开(公告)号:US20230397430A1
公开(公告)日:2023-12-07
申请号:US18303854
申请日:2023-04-20
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor: KISEOK LEE , KEUNNAM KIM , YONGSEOK KIM , HYUNCHEOL KIM , KYUNGHWAN LEE
Abstract: A semiconductor memory device includes a first channel pattern and a second channel pattern stacked on a substrate, a word line disposed between the first and second channel patterns and that extends in a first direction parallel to a top surface of the substrate, a data storage pattern disposed between a top surface of the word line and the first channel pattern and between a bottom surface of the word line and the second channel pattern, a bit line that extends in a second direction perpendicular to the top surface of the substrate and that is connected to first end portions of the first and second channel patterns, and a source line that extends in the second direction and is connected to second end portions of the first and second channel patterns.
-
公开(公告)号:US20230389310A1
公开(公告)日:2023-11-30
申请号:US17994175
申请日:2022-11-25
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor: KEUNNAM KIM , KISEOK LEE , BYEONGJOO KU
CPC classification number: H01L27/11526 , H01L27/11519 , H01L27/11551 , H01L27/11565 , H01L27/11573 , H01L27/11578 , H01L23/5283
Abstract: A semiconductor memory device includes; a substrate and an insulating layer on the substrate, first and second peripheral active regions on the insulating layer, each having a first surface and an opposing second surface, a device isolation layer between the first and second peripheral active regions to isolate the first and second peripheral active regions, a bit line connected to at least one of the first surface of the first peripheral active region and the first surface of the second peripheral active region, a first gate insulating layer provided on the second surfaces of the first and second peripheral active regions, a first peripheral gate electrode disposed on the first gate insulating layer and a second peripheral gate electrode disposed on the second gate insulating layer, and a contact pattern connected to the bit line, wherein each of the first peripheral active region and the second peripheral active region is floated in relation to the substrate by the insulating layer.
-
-
-
-
-
-
-
-
-