公开(公告)号：US12258508B2

公开(公告)日：2025-03-25

申请号：US17522904

申请日：2021-11-10

Applicant: Samsung Display Co., Ltd. ,  Hongik University Industry-Academia Cooperation Foundation

Inventor： Hyeokjin Lee ,  Heesun Yang ,  Sunyoung Kwon ,  Youngsoo Kwon ,  Keunchan Oh ,  Jungho Jo

IPC: H10K50/115 ,  C09K11/70 ,  C09K11/88 ,  B82Y20/00 ,  B82Y40/00 ,  H10K59/38

Abstract: A semiconductor nanoparticle for a color conversion member of a display device includes: a central portion including at least one of i) InP, ii) a ternary compound consisting of indium, phosphorus, and one element of Groups I-VII, and iii) InP doped with at least one transition metal of Groups I-VII; an inner portion proximate to the central portion and including a phosphide of at least one of boron, aluminum, and gallium; a middle portion proximate to the inner portion and including at least one of ZnSe and ZnSexS1-x; and an outer portion proximate to the middle portion and including one or more compounds of Groups II-VI, wherein x is 0

公开(公告)号：US20240319351A1

公开(公告)日：2024-09-26

申请号：US18609634

申请日：2024-03-19

Applicant: Kookmin University Industry Academy Cooperation Foundation ,  HONGIK UNIVERSITY INDUSTRY-ACADEMIA COOPERATION FOUNDATION

Inventor： Byung-Jun JANG ,  Hosung CHOO

IPC: G01S11/02 ,  G01S5/12 ,  H04L25/02 ,  H04W64/00

CPC classification number: G01S11/02 ,  G01S5/12 ,  H04L25/0212 ,  H04W64/003

Abstract: A method of finding a direction of an ultra-wide band (UWB) using a difference between antenna beam patterns includes receiving a signal from a target device through at least one antenna configured to form a plurality of different beam patterns, obtaining a channel impulse response (CIR) of the received signal for each of the plurality of beam patterns, and finding the direction of the target device based on the CIR.

公开(公告)号：US12100904B2

公开(公告)日：2024-09-24

申请号：US18084343

申请日：2022-12-19

Applicant: HYUNDAI MOTOR COMPANY ,  KIA CORPORATION ,  HONGIK UNIVERSITY INDUSTRY-ACADEMIA COOPERATION FOUNDATION

Inventor： Nak Kyoung Kong ,  Jong Min Park ,  Young Joon Shin ,  Ki Hong Lee ,  Dae Hee Lee ,  Do Young Jang ,  Sang Woon Youn ,  Ho Sung Choo

IPC: H01Q9/30 ,  H01Q1/32 ,  H01Q5/378

CPC classification number: H01Q9/30 ,  H01Q1/32 ,  H01Q5/378

Abstract: The present disclosure provides a glass antenna structure including: a glass sheet provided in a vehicle; a monopole antenna unit located on one surface of the glass sheet; a plurality of rectangular patch planes located on another surface of the glass sheet at a position corresponding to the monopole antenna unit; and a co-planar waveguide (CPW) feeding line in contact with one end of the monopole antenna unit.

公开(公告)号：US20240264117A1

公开(公告)日：2024-08-08

申请号：US18435529

申请日：2024-02-07

Applicant: Hongik University Industry-Academia Cooperation Foundation

Inventor： Jung Hwan SEO

IPC: G01N27/66

CPC classification number: G01N27/66

Abstract: A sensor element for a gas sensor has a substrate, and a channel formed in the substrate and configured to allow gases to flow therein, wherein the channel has nanoscale nanorods inside, the nanorods interfering with a flow of gaseous phase materials in the gases flowing in the channel, and the gas sensor has the sensor element for the gas sensor, and a detection sensor to detect the gaseous phase materials exiting the sensor element for the gas sensor.

公开(公告)号：US11923610B2

公开(公告)日：2024-03-05

申请号：US16331858

申请日：2017-05-24

Applicant: Samsung Electronics Co., Ltd. ,  HONGIK UNIVERSITY INDUSTRY-ACADEMIA COOPERATION FOUNDATION

Inventor： Jae-Hyun Park ,  Jeong-Hae Lee ,  Min-Seo Park ,  Young-Ho Ryu ,  Sung-Bum Park ,  Kwi-Seob Um ,  Chong-Min Lee ,  Chang-Hyun Lee

IPC: H01Q1/52 ,  H01Q1/48 ,  H01Q9/04 ,  H01Q21/06

CPC classification number: H01Q21/065 ,  H01Q1/48 ,  H01Q1/523 ,  H01Q9/0421

Abstract: In various embodiments, an antenna array may comprise a dielectric; a first patch antenna disposed on a first region of the dielectric; a second patch antenna disposed on a second region of the dielectric; and a ground layer including a first sub-ground layer in contact with a lower portion of the first region of the dielectric, a third sub-ground layer in contact with a lower portion of the second region of the dielectric, and a second sub-ground layer spaced apart from a lower portion between the first region and the second region of the dielectric.

公开(公告)号：US11870004B2

公开(公告)日：2024-01-09

申请号：US16817162

申请日：2020-03-12

Applicant: HONGIK UNIVERSITY INDUSTRY-ACADEMIA COOPERATION FOUNDATION

Inventor： Hee-Sun Yang ,  Chang-Yeol Han

IPC: H01L33/06 ,  H01L33/30 ,  H01L33/00 ,  H01L25/075 ,  B82Y20/00

CPC classification number: H01L33/00 ,  B82Y20/00 ,  H01L25/0753 ,  H01L33/0062 ,  H01L33/30 ,  H01L2933/0033

Abstract: The metal oxide nanoparticle includes a Zn-containing metal Me1 oxide nanoparticle of Zn1-xMe1xO (0≤x≤0.5) composition, and a metal Me2 ion surface treatment layer formed on a surface of the nanoparticle. Here, the metal Me1 is any one selected from Li, Be, Na, Mg, Al, K, Ca, Ti, V, Cr, Mn, Fe, Co, Ni, Cu, Ga, Ge, Rb, Sr, Zr, Nb, Mo, Ru, Rh, Pd, Ag, In, Sn, Sb, Ba and a combination thereof, and the metal Me2 is any one selected from Li, Be, Na, Mg, Al, K, Ca, Ti, V, Cr, Mn, Fe, Co, Ni, Cu, Zn, Ga, Ge, Rb, Sr, Zr, Nb, Mo, Ru, Rh, Pd, Ag, In, Sn, Sb, Ba and a combination thereof.

公开(公告)号：US20230198164A1

公开(公告)日：2023-06-22

申请号：US16331858

申请日：2017-05-24

Applicant: Samsung Electronics Co., Ltd. ,  HONGIK UNIVERSITY INDUSTRY-ACADEMIA COOPERATION FOUNDATION

Inventor： Jae-Hyun PARK ,  Jeong-Hae LEE ,  Min-Seo PARK ,  Young-Ho RYU ,  Sung-Bum PARK ,  Kwi-Seob UM ,  Chong-Min LEE ,  Chang-Hyun LEE

IPC: H01Q21/06 ,  H01Q1/48

CPC classification number: H01Q21/065 ,  H01Q1/48

Abstract: In various embodiments, an antenna array may comprise a dielectric; a first patch antenna disposed on a first region of the dielectric; a second patch antenna disposed on a second region of the dielectric; and a ground layer including a first sub-ground layer in contact with a lower portion of the first region of the dielectric, a third sub-ground layer in contact with a lower portion of the second region of the dielectric, and a second sub-ground layer spaced apart from a lower portion between the first region and the second region of the dielectric.

公开(公告)号：US11670871B2

公开(公告)日：2023-06-06

申请号：US17466709

申请日：2021-09-03

Applicant: Hongik University Industry—Academia Cooperation Foundation ,  Kookmin University Industry Academy Cooperation Foundation

Inventor： Tae Heung Lim ,  Byung-Jun Jang ,  Hosung Choo

IPC: H01Q21/06 ,  H01Q9/04

CPC classification number: H01Q21/065 ,  H01Q9/0435

Abstract: An array antenna is proved. The array antenna provides multi-polarization by arranging multiple ports at adjacent positions. Specifically, the array antenna includes a first substrate having a first thickness and a rectangular shape, a second substrate disposed to be in contact with the bottom surface of the first substrate and having a second thickness and a rectangular shape, a ground surface shared by the first substrate and the second substrate, and first ports and second ports disposed to penetrate the ground surface.

公开(公告)号：US11527828B1

公开(公告)日：2022-12-13

申请号：US17386903

申请日：2021-07-28

Applicant: Hongik University Industry-Academia Cooperation Foundation ,  Kookmin University Industry Academy Cooperation Foundation

Inventor： Tae Heung Lim ,  Byung-Jun Jang ,  Hosung Choo

IPC: H01Q9/04 ,  H01Q1/50 ,  H01Q21/06

Abstract: The disclosure relates to an array antenna, and specifically, relates to an array antenna which improves performance by using a shorting pin. The array antenna includes a first antenna, a second antenna, the first antenna and the second antenna sharing a ground, and a substrate disposed on an upper portion of the ground, and the second antenna is disposed in contact with an upper portion of the substrate, the first antenna is disposed by penetrating through centers of the substrate and the second antenna, the array antenna includes a plurality of feeding pins disposed by penetrating through the second antenna, the substrate, and the ground, and the array antenna includes a plurality of shorting pins penetrating through the second antenna, the substrate, and the ground to be symmetric with the plurality of feeding pins.

公开(公告)号：US11512253B2

公开(公告)日：2022-11-29

申请号：US16668634

申请日：2019-10-30

Applicant: Hongik University Industry-Academia Cooperation Foundation

Inventor： Hee-Sun Yang ,  Jung-Ho Jo

IPC: B82Y40/00 ,  C09K11/88 ,  C09K11/08 ,  B01J13/04 ,  C23C18/12 ,  B82Y20/00

Abstract: A method for fabricating quantum dots according to the present disclosure includes (a) synthesizing InP cores based on an aminophosphine type phosphorus (P) precursor, (b) size-sorting the InP cores, and (c) forming at least two shells on the size-sorted InP cores. In this instance, the size-sorting includes precipitating the InP cores with an addition of a dispersive solvent and a nondispersive solvent to the InP cores and separating the InP cores using a centrifugal separator, wherein the InP cores are separated in a descending order by size by performing iteration with a gradual increase in an amount of the nondispersive solvent.