Patents by Inventor In Cho

In Cho has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Method and apparatus for controlling path of base station in wireless communication system
    Patent number: 10980012
    Abstract: A signal transmission method for a transmission apparatus having at least two transmission paths and an apparatus for performing the same are provided. The method includes identifying a starting point of a frame, identifying, on the basis of the starting point of the frame, whether a physical downlink shared channel (PDSCH) has been allocated, determining an on/off-state of each transmission path on the basis of whether the PDSCH has been allocated, and transmitting a signal by using a transmission path in an on-state.
    Type: Grant
    Filed: May 22, 2017
    Date of Patent: April 13, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Yonghae Choi, Kiho Cho
  • Light-emitting device
    Patent number: 10978650
    Abstract: A light-emitting device is provided. The device includes a first electrode, a second electrode, an emission layer between the first electrode and the second electrode, a hole transport region between the first electrode and the emission layer, and an electron transport region between the emission layer and the second electrode. The hole transport region may include a hole transport layer, which in turn includes a first perovskite compound [A1l][B1m][X1]n with a neutral defect. A hole concentration of the first perovskite compound may be from about 1.0×1016 to about 9×1018 cm?3 at about 25° C.
    Type: Grant
    Filed: March 29, 2017
    Date of Patent: April 13, 2021
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Dongchan Kim, Dongkyu Seo, Byoungduk Lee, Yoonhyeung Cho, Yongchan Ju, Wonsuk Han
  • Semiconductor device
    Patent number: 10978368
    Abstract: A semiconductor device is provided. The semiconductor device includes a substrate, an insulating film, and a photo sensitive film. The substrate includes a semiconductor chip region and a scribe line region disposed along an edge of the semiconductor chip region. The insulating film includes a first portion disposed on the semiconductor chip region, a second portion disposed on the scribe line region and connected with the first portion, and a third portion disposed on the scribe line region and protruded in a first direction from the second portion. The photo sensitive film is disposed on the insulating film and has a sidewall exposed on the second portion of the insulating film. A first width of the third portion in a second direction perpendicular to the first direction decreases as a distance from the semiconductor chip region increases.
    Type: Grant
    Filed: July 2, 2019
    Date of Patent: April 13, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Ho Sung Cho, Sang Kweon Lee, Sang Young Kim
  • Finger mascara
    Patent number: 10973304
    Abstract: Finger mascara includes: a container for containing a cosmetic material; an application unit coupled to the container; and a middle unit for detachably coupling the application unit to the container. The application unit includes: a finger insertion part in which a user can insert a finger from above; an outer cylinder surrounding the periphery of the finger insertion part and having an upward opening; a plurality of elastic supporting parts extending upward from the outer cylinder and capable of wrapping the finger inserted from above and being elastically transformed in a direction away from a central axis of the outer cylinder as the finger is inserted; a stick extending downward from one point of the inner space of the outer cylinder; and a brush for applying cosmetic material by coating the same thereon, wherein a free end of the elastic supporting parts is provided with a tip.
    Type: Grant
    Filed: January 5, 2018
    Date of Patent: April 13, 2021
    Assignee: AMOREPACIFIC CORPORATION
    Inventors: Yeon Ju Cho, Hae Won Jeong, Eun Sil Han, Hyun Woo Roh
  • Apparatus and method for transmitting acknowledgement information in a TDD communication system
    Patent number: 10979179
    Abstract: Methods and apparatuses are described for transmitting acknowledgement information in a communication system.
    Type: Grant
    Filed: November 8, 2019
    Date of Patent: April 13, 2021
    Inventors: Aris Papasakellariou, Joon-Young Cho
  • Electronic device including high-frequency transmission circuit
    Patent number: 10978789
    Abstract: Disclosed is an electronic device including a housing, a printed circuit board (PCB) in the housing, wherein the PCB includes a plurality of layers with one or more conductive and insulation layers, a first electrical component formed as at least a part of or in the housing, a second electrical component above or near the PCB in the housing, wherein the first and second electrical components are separated, and at least one electrical path extending from the first electrical component to the second electrical component, wherein at least a portion of the electrical path runs on or inside the PCB, wherein the PCB includes a region including a pattern of conductive vias, wherein each of the vias extends through at least part of the plurality of layers to contact at least one of the one or more conductive layers, and wherein the electrical path runs through the region without contacting the vias.
    Type: Grant
    Filed: July 27, 2020
    Date of Patent: April 13, 2021
    Inventors: Han-Min Cho, Chan-Gi Park, Yeon-Sang Yun, Tae-Wook Ham, Hei-Seong Kwak, Byoung-Il Son, Sung-Chul Park
  • Method and apparatus for utilizing callee information and location before call establishment
    Patent number: 10977616
    Abstract: The present disclosure relates to providing user information. In a method for requesting user information of an information requesting device in a mobile communication system, the method includes selecting a callee from a user, acquiring a user identifier (ID) of the selected callee, transmitting a user information request for the selected callee and the user ID to a relay server, evaluating whether an admission message is received from the relay server, and if the admission message is received, receiving user information from the relay server.
    Type: Grant
    Filed: September 18, 2017
    Date of Patent: April 13, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Chi-Hyun Cho, Jin-Wook Lee, Jin-Hyoung Kim, Young-Ki Kim, Jeong-In Kim
  • Variable magnification optical system and optical apparatus
    Patent number: 10976529
    Abstract: The variable magnification optical system includes, in order from an object side, a positive first lens group disposed at a position closest to the object side, a variable magnification lens group which is disposed at a position closest to the object side among negative lens groups and moves during changing magnification, an intermediate group including at least one lens group, and a positive final lens group which is disposed at a position closest to the image side. The variable magnification lens group, the intermediate group, and the final lens group are continuously disposed. The variable magnification optical system includes at least one LA lens. This LA lens satisfies predetermined conditional expressions relating to a refractive index, an Abbe number, and a partial dispersion ratio, and is located from the variable magnification lens group to the intermediate group.
    Type: Grant
    Filed: September 17, 2018
    Date of Patent: April 13, 2021
    Assignee: FUJIFILM Corporation
    Inventors: Yasutaka Shimada, Michio Cho
  • Heated garment and battery holster
    Patent number: 10973266
    Abstract: A heated garment system in one embodiment includes a jacket, a wiring circuit embedded within the jacket and configured to generate heat, a battery assembly configured to removably couple with the wiring circuit, the battery assembly including a power button for selectively applying power to the wiring circuit, and a battery holder configured to removably receive the battery assembly.
    Type: Grant
    Filed: March 13, 2014
    Date of Patent: April 13, 2021
    Assignees: Robert Bosch Tool Corporation, Robert Bosch GmbH
    Inventors: James Alan Weir, Andrew Pomjin Cho
  • Adjustable door glass assembly
    Patent number: 10974576
    Abstract: A door glass assembly includes a door frame configured to form a door of a vehicle, a door glass configured to be installed in the door frame to be ascended and descended relative to the door frame, a garnish configured to be engaged with an outer surface of the door frame so that the outer surface of the door frame is finished with the garnish, a slider installed on the door glass and having a front end received in the door frame to guide the door glass, and a position adjusting part provided on an inner surface of the door glass and configured to adjust a gap between an end portion of the door glass and the garnish.
    Type: Grant
    Filed: December 13, 2018
    Date of Patent: April 13, 2021
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Hyung-Sik Choi, Gyung-Jae Heo, Eui-Chan Cho, Jea-Hong Kim
  • Apparatus including safety logic
    Patent number: 10977109
    Abstract: An apparatus includes a first function module providing a master signal, a second function module providing a comparison signal, and safety logic. The safety logic includes a toggle signal generator having a comparator providing a comparison result in response to the master signal and the comparison signal, a feedback path generating a first toggle signal in response to the comparison result and providing a feedback signal to the comparator, and a first multiple input gate generating a second toggle signal in response to the comparison result. The safety logic also includes a toggle signal monitor providing a final fault search signal in response to the first toggle signal and the second toggle signal.
    Type: Grant
    Filed: December 5, 2019
    Date of Patent: April 13, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventor: Dong-Sik Cho
  • Method for transmitting preamble in wireless LAN system
    Patent number: 10979267
    Abstract: Disclosed is a method for transmitting a preamble in a wireless LAN system, and a station device for performing the same. To this end, a station for transmitting a preamble configures a wireless frame including a first type terminal frame portion, and a second type terminal frame portion. The first type terminal frame portion includes a first type terminal preamble including a first type terminal short training field (STF) and a first type terminal long training field (LTF), and the second type terminal frame portion includes a second type terminal preamble including a second type terminal SFT and a second type terminal LTF. Here, the station configures the second type terminal preamble by allocating sequence components at an interval of an integer number of tones in a frequency domain and transmits the configured wireless frame to another station.
    Type: Grant
    Filed: October 1, 2019
    Date of Patent: April 13, 2021
    Assignee: LG ELECTRONICS INC.
    Inventors: Dongguk Lim, Jinyoung Chun, Jinsoo Choi, Wookbong Lee, Hangyu Cho, Eunsung Park
  • CVD apparatus with multi-zone thickness control
    Patent number: 10975473
    Abstract: The present disclosure relates to a chemical vapor deposition apparatus and associated methods. In some embodiments, the CVD apparatus has a vacuum chamber and a gas import having a gas import axis through which a process gas is imported into the vacuum chamber and being arranged near an upper region of the vacuum chamber. At least one exhaust port is arranged near a bottom region of the vacuum chamber. The CVD apparatus also has a shower head arranged under the gas import having a plurality of holes formed there through. The shower head redistributes the process gas to form a precursor material with an uneven thickness that matches a remove profile of a subsequent CMP process. As a result, planarity of the formed layer after the CMP process is improved.
    Type: Grant
    Filed: August 6, 2019
    Date of Patent: April 13, 2021
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Chung-Wei Fang, Yi Hsun Chiu, Cho-Han Li, Yao Fong Dai
  • Method of testing RF integrated circuit
    Patent number: 10979150
    Abstract: A method of testing a radio frequency (RF) integrated circuit includes: forming, performed by the RF integrated circuit, a test loop that passes through a first transceiver circuit, a first front-end circuit, and a second transceiver circuit, based on a test control signal transmitted from a test device; adjusting, performed by the RF integrated circuit, a shift degree of at least one phase shifter in the first front-end circuit, based on the test control circuit; and receiving, performed by the RF integrated circuit, a test input signal via the first transceiver circuit from the test device, and outputting, to the test device, the test input signal that has passed through the test loop, wherein the test input signal is output as a test output signal via the second transceiver circuit.
    Type: Grant
    Filed: March 18, 2019
    Date of Patent: April 13, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Dooseok Choi, Dae-young Yoon, Sun-woo Lee, Thomas Byunghak Cho, Seung-chan Heo
  • Control system for vehicle
    Patent number: 10975757
    Abstract: A cooling system may include a cylinder block; an exhaust gas recirculation (EGR) cooler that receives some of a coolant of the cylinder block and transmits the received coolant back to the cylinder block; a cylinder head that receives a coolant from the cylinder block; a thermal management module that selectively transmits the coolant received from the cylinder head to a plurality of coolant lines; a water pump that transmits the coolants transmitted from the plurality of coolant lines to the cylinder block; and a controller that is connected to the thermal management module and configured to control operation of the thermal management module.
    Type: Grant
    Filed: December 6, 2018
    Date of Patent: April 13, 2021
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Jae Man Cho, Kwang Sik Yang, Jongmin Kim, Woo Yong Lee, Kyounghee Kim, Jung Hoon Park
  • Optical filter and spectrometer including sub-wavelength reflector, and electronic apparatus including the spectrometer
    Patent number: 10976477
    Abstract: An optical filter includes a first reflector including a plurality of first sub-wavelength structures that are two-dimensionally arranged and spaced apart by a first period based on a first rule, and a second reflector provided separate from the first reflector, the second reflector including a plurality of second sub-wavelength structures that are two-dimensionally arranged and spaced apart by a second period based on a second rule.
    Type: Grant
    Filed: June 11, 2019
    Date of Patent: April 13, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Chanwook Baik, Kyungsang Cho
  • Ballast water treatment device having device for injecting bromine salt and ozone
    Patent number: 10974805
    Abstract: A ballast water treatment apparatus equipped with devices for injecting bromine salt and ozone includes a ballast pipe, a ballast pump, a bromine salt injection part and an ozone processor, wherein the injection part includes a bromine salt storage tank; a bromine salt transfer pipe connected to the ballast pipe for injecting bromine salt supplied from the bromine salt storage tank into the ballast pipe; and a bromine salt injection pump in the transfer pipe for pressurizing bromine salt to be injected into the ballast pipe, and the ozone processor includes an ozone injection device for supplying ozone to the ballast pipe; a mixer in the ballast pipe for mixing ozone supplied from the ozone injection device and seawater transferred into the ballast pipe; and an ozone transfer pipe connected to the mixer of the ballast pipe for injecting ozone supplied from the ozone injection device into the ballast pipe.
    Type: Grant
    Filed: November 19, 2015
    Date of Patent: April 13, 2021
    Assignee: NK CO., LTD.
    Inventors: Sung Jin Park, Seung Je Yoon, Dong Yeon Cho, Sang Yong Kim, Tae Hyeon Park, In Dong Kim
  • Method for preparing aliphatic isocyanate
    Patent number: 10975021
    Abstract: The present invention relates to a method for preparing an aliphatic isocyanate capable of suppressing the occurrence of side reactions and the production of by-products. The method for preparing an aliphatic isocyanate comprises a step of reacting a salt of an aliphatic amine with phosgene, wherein the reaction step comprises a first reaction step in which phosgene is primarily added and reacted with the salt of an aliphatic amine salt at a temperature of 80 to 100° C., and a second reaction step in which phosgene is secondarily added and reacted with the resultant product of the first reaction step at a temperature of 120 to 160° C., and wherein the amount of the primarily added phosgene is a certain ratio of the total amount of the phosgene.
    Type: Grant
    Filed: September 3, 2018
    Date of Patent: April 13, 2021
    Assignee: HANWHA SOLUTIONS CORPORATION
    Inventors: Byeong Hyeon Lee, Ju Young Park, Cho Hee Ahn, Sang Hyun Cho
  • ORGANIC LIGHT-EMITTING DEVICE AND APPARATUS INCLUDING THE SAME
    Publication number: 20210104683
    Abstract: An organic light-emitting device and an apparatus including the same are disclosed. The organic light-emitting device includes: a first electrode; a second electrode facing the first electrode; and an organic layer between the first electrode and the second electrode. The organic layer includes an emission layer, the emission layer includes a first compound, a second compound, a third compound, and a fourth compound, the first compound is represented by Formula 1, the second compound is represented by Formula 2, the third compound is represented by Formula 3, the fourth compound is represented by any one of Formulae 4-1 to 4-3, each as respectively described in the detailed description.
    Type: Application
    Filed: September 22, 2020
    Publication date: April 8, 2021
    Inventors: Hyunyoung KIM, Minje KIM, Eungdo KIM, Hyojeong KIM, Hyosup SHIN, Seokgyu YOON, Youngki LEE, Jungsub LEE, Jiyoung LEE, Hyejin JUNG, Kunwook CHO, Hyeongu CHO, Minsoo CHOI, Youngeun CHOI, Hyein JEONG
  • Display screen or portion thereof with a graphical user interface
    Patent number: D916135
    Type: Grant
    Filed: October 11, 2018
    Date of Patent: April 13, 2021
    Assignee: MASIMO CORPORATION
    Inventors: Keith Ward Indorf, Sungwhan Cha, Sebastian T. Frey, Hyejin Cho, Ammar Al-Ali