Patents by Inventor Hyoseok AN

Hyoseok AN 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).

  • Publication number: 20230144130
    Abstract: Disclosed is a portable communication device that includes a housing including a first housing portion and a second housing portion at least partially overlapped and slidable with each other; a rollable module accommodated in the housing substantially between the first housing portion and the second housing portion, the rollable module configured to slide the first housing portion or the second housing portion with respect to each other; and a flexible display accommodated in the housing such that, when in a closed state in which the first housing portion or the second housing portion is not slid with respect to each other, a first display portion of the flexible display is visually exposed via a first surface of the housing and a second display portion of the flexible display is visually exposed via a second surface of the housing opposite to the first surface.
    Type: Application
    Filed: January 3, 2023
    Publication date: May 11, 2023
    Inventors: Gidae KIM, Jungjin KIM, Jungsik PARK, Hongsik PARK, Hyoseok NA, Jongchul CHOI
  • Publication number: 20230138278
    Abstract: An electronic device may include an antenna, a radio frequency front end (RFFE) including a first duplexer including a first filter and a second filter and a second duplexer including a first filter and a second filter and at least one processor, operatively coupled with the RFFE, configured to change a cut-off frequency of the second filter in the first duplexer to a first frequency cutting off the sixth signal in portion of the downlink frequency range of the third frequency band partially overlapping the downlink frequency range of the second frequency band or change a cut-off frequency of the second filter in the second duplexer to a second frequency cutting off the fourth signal in portion of the downlink frequency range of the second frequency band partially overlapping the downlink frequency range of the third frequency band. In addition, various embodiments be possible.
    Type: Application
    Filed: October 19, 2022
    Publication date: May 4, 2023
    Inventors: John MOON, Taeyoung KIM, Hyoseok NA, Dongil YANG
  • Publication number: 20230136122
    Abstract: A switch in an electronic device includes a substrate, a first signal line, a second signal line, and a ground bridge. The first signal line is on the substrate and extends in a first direction. The second signal line is on the substrate and is spaced apart from the first signal line in a first direction parallel with the first signal line to branch the wireless communication signal at a first point and a second point of the first signal line. The ground bridge is at least partially movable in a space between the first signal line and the second signal line. A first capacitor is between a first point of the first signal line and one end of the second signal line, and a second capacitor is between a second point of the first signal line and the other end of the second signal line.
    Type: Application
    Filed: December 8, 2022
    Publication date: May 4, 2023
    Inventors: Dongil YANG, Taeyoung KIM, Hyoseok NA, Jonghyun PARK, Doohwan LEE
  • Publication number: 20230126353
    Abstract: An electronic device may include a communication processor, a transceiver, an antenna, a power supply module, and a communication circuit. The communication circuit includes an input terminal configured to acquire a signal transmitted from the transceiver, an amplifier module, an output terminal configured to transmit a signal to the transceiver, an antenna terminal connected to the antenna, a first switch connected to the input terminal and the amplifier module, a second switch connected to the amplifier module and the output terminal, and a third switch connected to the first switch, the second switch, and the antenna terminal.
    Type: Application
    Filed: November 23, 2022
    Publication date: April 27, 2023
    Inventors: John MOON, Hyoseok NA
  • Publication number: 20230126162
    Abstract: An example multiplexer may include a first port connected to a power amplifier, a second port connected an antenna, a third port connected to a low noise amplifier, a first filter configured to allow a first transmission signal corresponding to a first frequency band and obtained through the first port to pass therethrough so as to be output to the second port, a second filter configured to allow a second transmission signal corresponding to a second frequency band different from the first frequency band and obtained through the first port to pass therethrough so as to be output to the second port, and a third filter configured to allow a first reception signal corresponding to a third frequency band and a second reception signal corresponding to a fourth frequency band, which are obtained through the second port, to pass therethrough so as to be output to the third port.
    Type: Application
    Filed: November 8, 2022
    Publication date: April 27, 2023
    Inventors: Dongil YANG, John MOON, Hyoseok NA
  • Patent number: 11637578
    Abstract: In an embodiment, an electronic device may include a housing including a hinge module, a first housing, and second housing. The first and second housings are rotatably coupled to each other via the hinge module to be in a folded state or an unfolded state. The electronic device may further include a flexible display, at least one conductive pattern disposed in the first housing, at least one conductor disposed at a position in the second housing corresponding to the at least one conductive pattern such that the at least one conductor is capacitively coupled to the conductive pattern when the electronic device is in the folded state, and a wireless communication circuit electrically connected to the at least one conductive pattern in the first housing. Other embodiments are also possible.
    Type: Grant
    Filed: July 7, 2022
    Date of Patent: April 25, 2023
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Taeyun Lee, Yongyoun Kim, Haeyeon Kim, Taekyung Lee, Dongil Yang, Hyoseok Na, Soyoung Lee
  • Publication number: 20230118590
    Abstract: An electronic device include an antenna, a power amplifier and at least one processor configured to identify, transmit power of user data to be transmitted within a first slot in which uplink transmission is initiated; switch, based on identifying that the user data is transmitted based on a first SCS, supply voltage for dynamic range of the PA to a voltage value corresponding to the Tx power; switch, based on identifying that the user data is transmitted based on a second SCS greater than the first SCS, the supply voltage to the voltage value, within second duration in the second slot, the second duration in the second slot being before an initiation of the first slot; and transmit, using the PA, the user data with the Tx power within the first slot, to the base station.
    Type: Application
    Filed: September 16, 2022
    Publication date: April 20, 2023
    Inventors: Youngmin LEE, Hyoseok NA, Jaejin YANG
  • Publication number: 20230120237
    Abstract: In an embodiment, an electronic device may include a first frequency synthesizing circuit outputting a second electronic signal from a first electronic signal, a second frequency synthesizing circuit outputting a fourth electronic signal for converting a frequency of a third electronic signal obtained from the first electronic signal based on the second electronic signal, and a communication processor. The communication processor may be configured to transmit, to the first frequency synthesizing circuit, a first parameter indicating a frequency of the second electronic signal, and changing based on a first preset frequency interval according to a first preset period. The communication processor may be configured to transmit, to the second frequency synthesizing circuit, a second parameter indicating a frequency of the fourth electronic signal based on a frequency of a second clock signal, and changing based on a second preset frequency interval different from the first preset frequency interval.
    Type: Application
    Filed: October 14, 2022
    Publication date: April 20, 2023
    Inventors: Namjun CHO, Junghwan SON, Hyoseok NA
  • Publication number: 20230116299
    Abstract: An example electronic device may include a first printed circuit board including a specified area. The first printed circuit board may include at least one first pad and at least one second pad formed in the specified area, wherein, when a first radio frequency (RF) front end module is disposed in the specified area of the first printed circuit board, at least one first pad is in contact with the first RF front end module and at least one second pad is not in contact with the first RF front end module, and, when a second RF front end module is disposed in the specified area of the first printed circuit area, at least one first pad and at least one second pad are in contact with the second RF front end module.
    Type: Application
    Filed: December 14, 2022
    Publication date: April 13, 2023
    Inventors: Jungjoon KIM, Hyunseok CHOI, Hyoseok NA
  • Publication number: 20230112105
    Abstract: According to an embodiment of the disclosure, an electronic device may comprise: a housing including a front surface facing a first direction, a rear surface facing in a second direction opposite to the first direction, and a side structure including a side surface at least partially surrounding a space between the front surface and the rear surface, a coaxial cable at least partially disposed in the housing, a fixing member comprising a conductive material having electrical conductivity and disposed in the housing surrounding at least a portion of the coaxial cable, and an electrical/electronic component disposed in the housing and including a body portion at least partially disposed in the housing and a flexible printed circuit board extending from the body portion. The fixing member may be configured to electrically connect the coaxial cable and the flexible printed circuit board with the housing.
    Type: Application
    Filed: August 15, 2022
    Publication date: April 13, 2023
    Inventors: Jeonggyun PARK, Seungjae AHN, Youngduck JUNG, Hyoseok NA, Youngbaek CHOI
  • Publication number: 20230111747
    Abstract: An electronic device comprises: a housing including a front plate, a rear plate, and side portions surrounding a space formed by the front plate and the rear plate; a display visible through the front plate; and an antenna module disposed in the space, wherein the antenna module comprises: a printed circuit board (PCB) including a first surface facing a first direction and a second surface facing a second direction opposite to the first direction; at least one first antenna disposed on the first surface of the PCB; an IC chip disposed on the second surface of the PCB; an insulation member comprising an insulating material covering at least a portion of the IC chip; and a second antenna disposed on a surface of the insulation member facing the second direction, wherein the IC chip may be configured to feed the first antenna, the first antenna may be configured to radiate a first signal of a first frequency band, and the second antenna may be configured to radiate a second signal.
    Type: Application
    Filed: December 6, 2022
    Publication date: April 13, 2023
    Inventors: Yousung LEE, Dongil YANG, Hyoseok NA
  • Patent number: 11621677
    Abstract: An apparatus and a method are provided for, in an electronic device which generates a reference signal having a reference frequency, mixes the reference signal to an input signal for transmission, and amplifies power, outputting a control signal for turning off amplifying the power, if a frequency of a signal acquired at an arbitrary point after generating the reference signal or mixing the signals before amplifying the power is out of a designated frequency band, thus preventing burnout of a power amplifier.
    Type: Grant
    Filed: December 18, 2020
    Date of Patent: April 4, 2023
    Inventors: Hyoseok Na, Jooseung Kim, Jihoon Kim, Sanghun Sim, Namjun Cho, Hyunseok Choi
  • Publication number: 20230100965
    Abstract: An electronic device includes an ultra wide band (UWB) circuit and at least one processor operatively coupled to the UWB circuit. The at least one processor is configured to receive a response signal from at least one external electronic device via the UWB circuit; identify information on distance between the at least one external electronic device and the electronic device; identify an external electronic device located within reference distance from the electronic device in the at least one external electronic device; transmit a second UWB signal via the UWB circuit, toward the identified external electronic device; receive a reflected signal of the second UWB signal caused by an external object including the identified external electronic device within time interval identified based on distance between the electronic device and the identified external electronic device; and based on the reflected signal, obtain information on the external object. Other various embodiments are possible.
    Type: Application
    Filed: August 1, 2022
    Publication date: March 30, 2023
    Inventors: Janghyun NAM, Hyoseok NA, Gahyun LEE, Ukho LEE
  • Publication number: 20230093679
    Abstract: The present invention relates to an ion generator. The ion generator according to the present invention comprises: a circuit board through which a high voltage flows; a high-voltage electrode to which a high voltage is applied through contact with the circuit; a ground electrode grounded through contact with the circuit and spaced apart from the high-voltage electrode; and a holder kit in which a first insertion groove, into which the high-voltage electrode is inserted, and a second insertion groove, which is spaced apart from the first insertion groove and into which the ground electrode is inserted, are formed in the vertical direction, and thus a stable uniform electric field can be continuously formed through the integration of the high-voltage electrode and the ground electrode by using the holder kit, so that the lifespan of an electrode can be improved and the occurrence of discharge noise can be suppressed.
    Type: Application
    Filed: February 25, 2021
    Publication date: March 23, 2023
    Inventors: Soowang SON, Sujin LEE, Bongjo SUNG, Ilna SON, Hyoseok LEE
  • Publication number: 20230088646
    Abstract: An electronic device may include a transceiver, a communication circuit, at least one antenna circuit, a processor, and a memory. The transceiver may include at least one transmission (Tx) chain and at least one reception (Rx) chain. The communication circuit may include a plurality of front ends electrically connected to the transceiver. The at least one antenna circuit may be connected to the plurality of front ends, respectively. The processor may be operatively connected to the communication circuit. The processor is configured to change the power and/or circuit driving of the at least one reception (Rx) chain on the basis of the strength of an output signal of the at least one transmission chain.
    Type: Application
    Filed: November 23, 2022
    Publication date: March 23, 2023
    Inventors: Youngmin LEE, Hyoseok NA, Hanyeop LEE, Hyunseok CHOI
  • Publication number: 20230083408
    Abstract: Disclosed is an antenna module including a first printed circuit board (PCB) including a first surface facing a first direction and a second surface facing a second direction opposite the first direction, a second PCB including a third surface facing the first direction spaced from the first PCB and a fourth surface facing the second direction spaced from the first surface, a radio frequency integrated circuit (RFIC) disposed on the first surface, and a connection member comprising a conductive material connecting the first surface to the fourth surface. The at least one first conductive pattern is connected to the RFIC. The at least one third conductive pattern is connected to the RFIC via the connection member. The at least one first conductive pattern and the at least one third conductive pattern at least partially overlap with each other at least partly, when viewed from above the second surface.
    Type: Application
    Filed: November 21, 2022
    Publication date: March 16, 2023
    Inventors: Soon PARK, Yeonwoo KIM, Haekwon LEE, Woosup LEE, Hyoseok NA
  • Publication number: 20230082108
    Abstract: An electronic device includes a network monitor configured to acquire network environment information related to a radio frequency (RF) transmission signal; a transceiver configured to generate an envelope signal of the RF transmission signal; a transmission (Tx) module including a power amplifier for receiving the RF transmission signal from the transceiver and amplifying the RF transmission signal; and an envelope tracking (ET) modulator configured to receive the envelope signal from the transceiver and to provide a bias of a power amplifier to correspond to the envelope signal, wherein the ET modulator determines a magnitude of the bias of the power amplifier based on the network environment information acquired by the network monitor.
    Type: Application
    Filed: November 10, 2022
    Publication date: March 16, 2023
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Namjun Cho, Jooseung Kim, Hyunseok Choi, Hyoseok Na
  • Publication number: 20230085553
    Abstract: An electronic device may include: an antenna; a radio frequency integrated circuit (RFIC) configured to: generate a first radio frequency (RF) signal in a first frequency band to be used in cellular communication by mixing a first baseband signal with a first reference signal, output the first RF signal to the antenna, receive, from the antenna, a second RF signal in a second frequency band to be used in the cellular communication, generate a second baseband signal by mixing the second RF signal with a second reference signal, and output the second baseband signal; and a processor is configured to: obtain, from the second baseband signal output by the RFIC, a control signal for establishing a communication channel between a base station and the electronic device, identify, from the control signal, a first condition for causing desense of the second RF signal, and based on the first condition being satisfied, adjust a frequency of the first reference signal.
    Type: Application
    Filed: September 16, 2022
    Publication date: March 16, 2023
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Yousung LEE, Hyoseok Na, Dongil Yang
  • Publication number: 20230081582
    Abstract: An electronic device includes an antenna, a communication circuit, and a processor. The communication circuit includes a first amplifier configured to amplify a radio frequency signal; a first coupler configured to output a first amplifier output signal output from the first amplifier, to the antenna through a first port, and output at least a part of the first amplifier output signal to a first switch through a second port; and a second amplifier configured to amplify the second portion of the first amplifier output signal, output from the first switch. The processor is operably connected to the antenna and the communication circuit, wherein the processor is configured to, based on a magnitude of the first amplifier output signal, control the first switch and the second switch to use the first amplifier, or to use the first amplifier and the second amplifier.
    Type: Application
    Filed: October 24, 2022
    Publication date: March 16, 2023
    Applicant: SAMSUNG ELECTRONICS CO, LTD.
    Inventors: John MOON, Hyoseok NA
  • Publication number: 20230072367
    Abstract: According to various embodiments, there may be provided a radio frequency front end (RFFE) device comprising: a plurality of ports each connectable to an antenna, a first circuit configured to process a first signal for a first operating frequency band included in a first frequency band group, a second circuit configured to process a second signal for a second operating frequency band included in a second frequency band group, a diplexer including a first end electrically connected with a first port of the plurality of ports, a second end, and a third end, a first switch connected to a first conductive line connecting the first circuit and a second port of the plurality of ports and electrically connecting or electrically separating the second end of the diplexer to/from the first circuit and the second port based on a state, and a second switch connected to a second conductive line connecting the second circuit and a third port of the plurality of ports and electrically connecting or electrically separating
    Type: Application
    Filed: September 9, 2022
    Publication date: March 9, 2023
    Inventors: Seonjun KIM, Yohan MOON, Dongil YANG, Jonghun YOO, Hyoseok NA