公开(公告)号：US20240319594A1

公开(公告)日：2024-09-26

申请号：US18493192

申请日：2023-10-24

Applicant: Samsung Electronics Co., Ltd.

Inventor： Chanjae AHN ,  Cheol KANG ,  Minsang KIM ,  Beomseok KIM ,  Changki KIM ,  Hana KIM ,  Hyeran KIM ,  Changheon LEE ,  Sungwon CHOI ,  Hyunseok CHOI

IPC: G03F7/039 ,  C08F212/14 ,  C08F220/18 ,  G03F7/038

CPC classification number: G03F7/039 ,  C08F212/24 ,  C08F212/28 ,  C08F220/1806 ,  C08F220/1807 ,  G03F7/038

Abstract: Provided are a resist composition and a pattern forming method using the same. The resist composition includes a polymer including a first repeating unit repeating unit Formula 1, a photoacid generator, and an organic solvent.




In Formula 1, L11 to L13, a11 to a13, A11 to A13, R11 to R14, b12 to b14, and p are the same as described in the detailed description.

公开(公告)号：US20220116060A1

公开(公告)日：2022-04-14

申请号：US17561101

申请日：2021-12-23

Applicant: Samsung Electronics Co., Ltd.

Inventor： Hyunseok CHOI ,  Jooseung KIM ,  Namjun CHO ,  Hyoseok NA

IPC: H04B1/04 ,  H03F3/24

Abstract: Disclosed is a voltage protection circuit for preventing power amplifier burnout in an electronic device. The electronic device includes a power amplifier (PA) configured to amplify a transmission signal, a switch configured to set a path of a signal outputted from the PA, a bias control circuit configured to control the supply of a bias current driving the PA, and a voltage protection circuit configured to provide a main control signal for turning off the PA earlier than turning off the switch based on a battery voltage providing a driving power of the electronic device, and forward the main control signal to the bias control circuit, wherein, in response to receiving the main control signal instructing to turn off the PA from the voltage protection circuit, the bias control unit stops the supply of the bias current driving the PA.

公开(公告)号：US20170199305A1

公开(公告)日：2017-07-13

申请号：US15150876

申请日：2016-05-10

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Kitae PARK ,  Dmitry ANDROSOV ,  Masashi TSUJI ,  Hyunseok CHOI

IPC: G02B1/04 ,  G02B5/30

CPC classification number: G02B1/04 ,  G02B5/3033 ,  G02B5/3083

Abstract: A compensation film including a polymer having a first structural unit represented by Chemical Formula 1, and having a photoelastic coefficient of less than or equal to about 40×10−13 cm2/dyn wherein in Chemical Formula 1, Ar1, X, L1, and R1 are the same as described in the detailed description.

公开(公告)号：US20170075171A1

公开(公告)日：2017-03-16

申请号：US15069042

申请日：2016-03-14

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Seunghyun LEE ,  Ju Hyun KIM ,  Hyunseok CHOI ,  Beom Seok KIM

IPC: G02F1/1337 ,  G02F1/1335 ,  G02B5/30

CPC classification number: G02F1/133711 ,  G02B5/3016 ,  G02B5/3041 ,  G02F1/133528 ,  G02F1/13363 ,  G02F1/133788 ,  G02F2001/133633 ,  G02F2001/133635 ,  G02F2001/133742

Abstract: An optical film includes a polarizing film including a polyolefin and a dichroic dye, a first photo-alignment layer on a side of the polarizing film, and a first liquid crystal layer on a side of the first photo-alignment layer, wherein the polarizing film and the first liquid crystal layer are in close contact with the first photo-alignment layer to provide a self-integrated structure. A method of manufacturing the same and a display device including the optical film are also provided.

Abstract translation: 光学膜包括偏光膜，其包含聚烯烃和二色性染料，偏振膜一侧的第一光取向层和第一光取向层一侧的第一液晶层，其中偏光膜 并且第一液晶层与第一光取向层紧密接触以提供自整体结构。 还提供了其制造方法和包括该光学膜的显示装置。

公开(公告)号：US20240250011A1

公开(公告)日：2024-07-25

申请号：US18351975

申请日：2023-07-13

Applicant: Samsung Electronics Co., Ltd.

Inventor： Myeongho HONG ,  Hyunseok CHOI

IPC: H01L23/498 ,  H01L21/56 ,  H01L23/00 ,  H01L23/31 ,  H01L23/48 ,  H01L23/538 ,  H01L25/00 ,  H01L25/10

CPC classification number: H01L23/49838 ,  H01L21/568 ,  H01L23/3128 ,  H01L23/481 ,  H01L23/5383 ,  H01L23/5389 ,  H01L24/08 ,  H01L24/16 ,  H01L25/105 ,  H01L25/50 ,  H01L2224/08225 ,  H01L2224/16227

Abstract: The present disclosure relates to fan-out semiconductor packages and a methods for manufacturing the same. A fan-out semiconductor package includes a substrate including a cavity, a semiconductor die within the cavity and including a plurality of connection terminals at a bottom surface thereof, a dummy die at a fan-out region within the cavity and including a plurality of through silicon vias (TSVs), a filler filling an empty space within the cavity, and a lower redistribution layer on bottom surfaces of the substrate, the semiconductor die, and the dummy die, and electrically connected to at least some of the plurality of connection terminals of the semiconductor die and the plurality of through silicon vias of the dummy die, and an upper redistribution layer on top surfaces of the substrate, the semiconductor die, and the dummy die, and electrically connected to the plurality of through silicon vias of the dummy die.

公开(公告)号：US20220337200A1

公开(公告)日：2022-10-20

申请号：US17263044

申请日：2020-10-30

Applicant: Samsung Electronics Co., Ltd.

Inventor： Hyunseok CHOI ,  Jooseung KIM ,  Jihoon KIM ,  Hyoseok NA ,  Sanghun SIM ,  Namjun CHO

IPC: H03F1/52 ,  H03F3/24 ,  H02H3/087

Abstract: An electronic device and method thereof of are provided to prevent burnout due to overcurrent. An electronic device includes a power amplifier configured to amplify a transmission signal; a battery configured to provide a bias voltage to the at least one power amplifier; and an overcurrent protection circuit configured to prevent overcurrent from flowing through the power amplifier. The overcurrent protection circuit includes a configurer configured to configure a reference current value, based on the power amplifier; a measurer configured to measure a bias current value due to the bias voltage; a comparator configured to compare the measured bias current value with the reference current value; and a controller configured to recognize overcurrent flowing through the power amplifier and control provision of the bias voltage, based on a result of the comparison.

公开(公告)号：US20210159590A1

公开(公告)日：2021-05-27

申请号：US17102955

申请日：2020-11-24

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Hyoseok NA ,  Jooseung KIM ,  Hyunseok CHOI

IPC: H01Q1/40 ,  H03F3/195 ,  G05F1/46

Abstract: Various embodiments disclose a method and a device. The device includes: an antenna; a switching regulator; a communication chip including an amplifier, a first linear regulator operably connected to the amplifier and the switching regulator and configured to be supplied with a first voltage from the switching regulator, and a second linear regulator operably connected to the amplifier and the switching regulator and configured to be supplied with a second voltage higher than the first voltage from the switching regulator, the communication chip configured to transmit a radio-frequency signal outside of the electronic device through the antenna; and a control circuit. The control circuit is configured to produce an envelope of an input signal input to the amplifier in connection with the radio-frequency signal and to provide the produced envelope to at least one of the first linear regulator or the second linear regulator. The first linear regulator is configured to provide a third voltage corresponding to the envelope to the amplifier using the first voltage based on the envelope having a voltage in a first range. The second linear regulator is configured to provide a fourth voltage higher than the third voltage to the amplifier using the second voltage based on the voltage of the envelope being in a second range including values larger than values included in the first range.

公开(公告)号：US20190233643A1

公开(公告)日：2019-08-01

申请号：US16263355

申请日：2019-01-31

Applicant: Samsung Electronics Co., Ltd.

Inventor： Dmitry ANDROSOV ,  Kalinina FEDOSYA ,  Hyunseok CHOI

IPC: C08L79/08 ,  C08G73/10

Abstract: A monomer represented by Chemical Formula 1: wherein, in Chemical Formula 1, R1, R2, o, p, A1, Ra, m, k and n are the same as defined in the detailed description.

公开(公告)号：US20190039998A1

公开(公告)日：2019-02-07

申请号：US16053085

申请日：2018-08-02

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Dmitry ANDROSOV ,  Hyunseok CHOI ,  Kalinina FEDOSYA

IPC: C07C219/34 ,  C08G73/10 ,  G02B1/04 ,  G02B5/30

Abstract: A monomer represented by Chemical Formula 1: wherein, in Chemical Formula 1, R1, R2, A1, A2, L1, L2, o, p, q, and r are the same as defined in the detailed description.

公开(公告)号：US20180088369A1

公开(公告)日：2018-03-29

申请号：US15712708

申请日：2017-09-22

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Beom Seok KIM ,  Hyunseok CHOI ,  Ju Hyun KIM ,  Masashi TSUJI ,  Sangah GAM ,  Joungeun YOO

IPC: G02F1/1335 ,  G02F1/1343

CPC classification number: G02F1/1336 ,  G02F1/133509 ,  G02F1/133514 ,  G02F1/133528 ,  G02F1/133617 ,  G02F1/133634 ,  G02F1/1343 ,  G02F2001/133548 ,  G02F2001/133565

Abstract: A liquid crystal display includes a light source and a liquid crystal panel, wherein the liquid crystal panel includes a first substrate on the light source, a second substrate facing the first substrate, a liquid crystal layer between the first substrate and the second substrate, a color conversion layer between the second substrate and the liquid crystal layer, and including a light emitting element configured to receive a first visible light from the light source and emit a second visible light, a first polarizing layer between the liquid crystal layer and the color conversion layer, and a first phase difference layer between the liquid crystal layer and the first polarizing layer.