Patents by Inventor Cheol-Hee Park

Cheol-Hee Park 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).

  • Patent number: 11558823
    Abstract: Aspects of a methods, apparatus, and computer-readable medium for wireless communication at a wireless device are provided herein. The wireless device may receive a configuration for a resource pool for sidelink communication, the resource pool having a plurality of physical resource blocks (PRBs) including a first set of PRBs that are grouped in one or more sub-channels, each sub-channel having an equal number of PRBs, and a second set of PRBs that are not in the one or more sub-channels having the equal number of PRBs. The apparatus may transmit in the second set of PRBs. The second set of PRBs may not be monitored by a receiving device.
    Type: Grant
    Filed: April 12, 2021
    Date of Patent: January 17, 2023
    Assignee: QUALCOMM Incorporated
    Inventors: Gideon Shlomo Kutz, Gabi Sarkis, Tien Viet Nguyen, Assaf Touboul, Shay Landis, Tal Oved, Cheol Hee Park, Chu-Hsiang Huang
  • Publication number: 20230010736
    Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may establish, using a first subscription of the UE, a first communication connection associated with a first service. The UE may establish, using a second subscription of the UE, a second communication connection associated with a second service. The UE may operate in a dual subscriber identity module (SIM) dual active (DSDA) mode based at least in part on establishing the first communication connection and establishing the second communication connection. The UE may perform an action to maintain concurrent services, including the first service and the second service, while operating in the DSDA mode. Numerous other aspects are described.
    Type: Application
    Filed: February 7, 2022
    Publication date: January 12, 2023
    Inventors: Adam HEBEIN, Manisha PRIYADARSHINI, Qin Xue FRANTTI, Brian A’HEARN, Rishav REJ, Qingxin CHEN, Uttam PATTANAYAK, Vikram SINGH, Bhupesh Manoharlal UMATT, Carlos Marcelo Dias PAZOS, Cherng-Shung HSU, Osama LOTFALLAH, Flora Pui San CHAN, Abhishek BHATNAGAR, Reza SHAHIDI, Cheol Hee PARK, Subashini KRISHNAMURTHY, Sandeep RAMANNAVAR, Jun HU, Shailesh MAHESHWARI, Thomas CHRISTOL, Hemanth Kumar RAYAPATI, Krishna Chaitanya MUKKERA
  • Publication number: 20230011024
    Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may detect that a first subscription, of a plurality of subscriptions associated with the UE, is associated with an active service on a first cellular network. The UE may search, for a second subscription of the plurality of subscriptions, for radio access technologies (RATs) and frequency bands that are compatible with a dual active mode of the UE. In some aspects, the UE may detect that the active service on the first cellular network has ended. Accordingly, the UE may search, for the second subscription, for RATs and frequency bands that are compatible with the dual active mode of the UE and for RATs and frequency bands that are incompatible with the dual active mode, before expiry of a timer associated with a power saving state. Numerous other aspects are described.
    Type: Application
    Filed: February 9, 2022
    Publication date: January 12, 2023
    Inventors: Adam HEBEIN, Qin Xue FRANTTI, Brian A'HEARN, Rishav REJ, Qingxin CHEN, Uttam PATTANAYAK, Vikram SINGH, Bhupesh Manoharlal UMATT, Carlos Marcelo Dias PAZOS, Osama LOTFALLAH, Flora Pui San CHAN, Manisha PRIYADARSHINI, Abhishek BHATNAGAR, Reza SHAHIDI, Cheol Hee PARK
  • Patent number: 11553461
    Abstract: Certain aspects of the present disclosure provide techniques for user equipment (UE) autonomous sidelink resource selection. A method that may be performed by a UE includes performing autonomous sidelink resource selection. The selection includes excluding resources, from a first resource set, associated with transmissions at a signal strength above a signal strength threshold to form a second resource set. The selection includes determining a resource amount in the second resource set is at or above a threshold percentage of a resource amount in the first resource set. The selection includes excluding, from the second resource set, resources associated with physical sidelink control channels (PSCCHs) without excluding resources associated with physical sidelink shared channels associated with the PSCCHs to form a third resource set. The selection includes randomly selecting resources for a PSCCH transmission from the third resource set.
    Type: Grant
    Filed: February 2, 2021
    Date of Patent: January 10, 2023
    Assignee: QUALCOMM Incorporated
    Inventors: Lior Uziel, Cheol Hee Park
  • Publication number: 20220388890
    Abstract: A method of cutting a combined structure of a glass substrate and a light absorbing plate includes providing a glass substrate on a metal plate, providing a light absorbing material at an edge of the glass substrate, and cutting the glass substrate and the light absorbing plate by irradiating a laser beam to the glass substrate from the edge to which the light absorbing material is provided.
    Type: Application
    Filed: November 19, 2020
    Publication date: December 8, 2022
    Inventors: Joo Sok Kim, Cheol Hee Park, Dong Keun Shin
  • Publication number: 20220356106
    Abstract: Provided are an apparatus and method for cutting a glass laminate The apparatus comprises a first and second part spaced apart from each other by a first gap, a first guide block and a second guide block spaced apart from each other by a second gap, wherein a saw blade is able to pass through first and second gaps, a first fixing unit and second fixing unit, each capable of fixing the respective first guide block and second guide block to the respective first part and second part of the table, and thus defining a space for a glass laminate.
    Type: Application
    Filed: August 7, 2020
    Publication date: November 10, 2022
    Inventors: Woo Jin Lee, Cheol Hee Park, Dong Keun Shin
  • Publication number: 20220361014
    Abstract: Certain aspects of the present disclosure provide techniques for sidelink (SL) channel selection coordination. A method that may be performed by a user equipment (UE) includes measuring, during a time period shorter than one slot, a channel condition of at least one first channel in a sidelink (SL) frequency band. The method further includes transmitting a signal on the at least one first channel or a second channel of the SL frequency band, wherein the at least one first channel or the second channel is chosen based on the channel condition.
    Type: Application
    Filed: May 6, 2021
    Publication date: November 10, 2022
    Inventors: Lior UZIEL, Cheol Hee PARK
  • Publication number: 20220337360
    Abstract: Aspects described herein relate to communicating with multiple cells based on two separate subscriptions stored at the UE in a dual subscription dual standby (DSDS) mode, switching to communicate with the multiple cells in a dual subscription dual active (DSDA) mode, transmitting, to at least one of the multiple cells and based on a number of component carriers allowed for a subscription being exceeded by switching to communicate in the DSDA mode, assistance information to indicate a threshold amount of component carriers for the UE, and transmitting, to at least one of the multiple cells and based on the number of component carriers allowed for the subscription being exceeded by switching to communicate in the DSDA mode, a channel quality indicator (CQI) value for one or more cells of the multiple cells to request deactivation of one or more component carriers with, or release of, the one or more cells.
    Type: Application
    Filed: November 3, 2021
    Publication date: October 20, 2022
    Inventors: Kuo-Chun LEE, Arvind Vardarajan Santhanam, Reza Shahidi, Qingxin Chen, Liangchi Hsu, Cheol Hee Park, Mona Agrawal, Hemanth Kumar Rayapati, Sridhar Bandaru
  • Patent number: 11470646
    Abstract: A method detecting allocation collisions from transmitting user equipments (UEs) in sidelink channel resources. The colliding allocations are detected and the quantity of allocation collisions is determined. A collision report is transmitted to other sidelink UEs within the coverage zone. The collision report or collision notification provides an indication of sidelink resources having identified colliding allocations. The identified allocation collisions may be pruned to remove potentially intentional collisions before collision report transmission.
    Type: Grant
    Filed: November 24, 2020
    Date of Patent: October 11, 2022
    Assignee: QUALCOMM Incorporated
    Inventors: Michael Levitsky, Lior Uziel, Gideon Kutz, Assaf Touboul, Shay Landis, Cheol Hee Park, Ralph Akram Gholmieh, Chu-Hsiang Huang
  • Publication number: 20220322374
    Abstract: The present disclosure relates to methods, devices and software that can be used for preventing damage to RF front end equipment used in wireless communication systems. In some aspects, a user equipment (UE) may establish a first communication having a first priority, wherein the first communication is associated with a first subscriber in a connected mode. The UE may establish a second communication having a second priority, wherein the second communication is associated with a second subscriber in the connected mode. The UE may identify a state of a transmit/receive (TRX) switch shared between the first communication and the second communication. The UE may perform, based at least in part on the state of the TRX switch, at least one of the first communication or the second communication using a TRX switching configuration.
    Type: Application
    Filed: March 29, 2022
    Publication date: October 6, 2022
    Inventors: Thawatt GOPAL, Qingxin CHEN, Cheol Hee PARK, Reza SHAHIDI
  • Patent number: 11452043
    Abstract: Methods, systems, and devices for wireless communications are described. A user equipment (UE) may identify a wake up time period corresponding to a wake up cycle, transmit a message that includes an identifier of the UE within a first resource pool during a first portion of the wake up time period based on the wake up cycle, and monitor for a paging signal from a vehicle UE during a paging occasion of the wake up time period based on transmitting the message. A vehicle UE may identify a wake up configuration for a wake up time period, receive, within a first portion of the wake up time period, a message within a resource pool that includes the identifier of the UE. The vehicle UE may transmit a paging signal within a paging occasion of the wake up time period.
    Type: Grant
    Filed: June 15, 2020
    Date of Patent: September 20, 2022
    Assignee: QUALCOMM Incorporated
    Inventors: Anantharaman Balasubramanian, Sudhir Kumar Baghel, Shailesh Patil, James Francis Geekie, Farrukh Rashid, Cheol Hee Park
  • Publication number: 20220295543
    Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may initiate a first service associated with a first subscriber identity module (SIM) of the UE and a first priority. The UE may initiate a second service associated with a second SIM of the UE and a second priority. The UE may switch the first priority and the second priority during at least part of the first service or the second service. The UE may perform a communication in accordance with at least one of the first priority or the second priority. Numerous other aspects are described.
    Type: Application
    Filed: March 10, 2022
    Publication date: September 15, 2022
    Inventors: Reza SHAHIDI, Qingxin CHEN, Lan LAN, Yong XIE, Carlos Marcelo Dias PAZOS, James BECKMAN, Cheol Hee PARK, Leena ZACHARIAS, Arnaud MEYLAN, Shanshan WANG
  • Publication number: 20220294510
    Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may perform, to a first base station and via a first radio frequency (RF) chain associated with a first subscription, a first uplink transmission based at least in part on one or more of an uplink carrier aggregation capability of the UE or an uplink multiple-input multiple-output (MIMO) capability of the UE. The UE may perform, to the first base station or to a second base station, and via a second RF chain associated with a second subscription and configured to operate simultaneously with the first RF chain, a second uplink transmission based at least in part on one or more of the uplink carrier aggregation capability of the UE or the uplink MIMO capability of the UE. Numerous other aspects are described.
    Type: Application
    Filed: March 10, 2022
    Publication date: September 15, 2022
    Inventors: James BECKMAN, Reza SHAHIDI, Cheol Hee PARK, Francis Ming-Meng NGAI, Aamod KHANDEKAR, Krishna Chaitanya MUKKERA
  • Publication number: 20220295422
    Abstract: Various aspects of the present disclosure generally relate to wireless communication. A user equipment (UE) may configure a first initial set of maximum transmit powers for a first subscriber module. The UE may configure a second initial set of maximum transmit powers for a second subscriber module. The UE may configure a first maximum transmit power associated with a first connection for the first subscriber module. The UE may configure, independently of the configuration of the first maximum transmit power, a second maximum transmit power associated with the second connection. The UE may transmit based at least in part on at least one of the first maximum transmit power or the second maximum transmit power. Numerous other aspects are described.
    Type: Application
    Filed: February 22, 2022
    Publication date: September 15, 2022
    Inventors: Shanshan WANG, Reza SHAHIDI, Francis Ming-Meng NGAI, Akhil DEODHAR, Troy CURTISS, Bhupesh Manoharlal UMATT, Lan LAN, Qingxin CHEN, Leena ZACHARIAS, Cheol Hee PARK, Farhad MESHKATI, Dinesh Kumar DEVINENI, Tienyow LIU, Tianpei CHEN, Jagadish NADAKUDUTI, Lin LU
  • Publication number: 20220295262
    Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may initiate a first service, having a first priority during a time interval, associated with a first subscriber identification module (SIM), and a second service, having a second priority during the time interval, associated with a second SIM of the UE, the first priority having a higher priority than the second priority. The UE may identify a first type of communication associated with the second SIM. The UE may adjust, based at least in part on the first type of communication, at least one of the first priority or the second priority during the time interval. The UE may perform a communication in accordance with the adjusted at least one of the first priority or the second priority. Numerous other aspects are described.
    Type: Application
    Filed: March 10, 2022
    Publication date: September 15, 2022
    Inventors: Reza SHAHIDI, Qingxin CHEN, Lan LAN, Cheol Hee PARK, James BECKMAN, Leena ZACHARIAS, Arnaud MEYLAN, Krishna Chaitanya MUKKERA, Ambarish TRIPATHI, Zhibin DANG, Ashwin MADHUR COMANDUR, Sivaram Srivenkata PALAKODETY, Sridhar BANDARU
  • Patent number: 11444672
    Abstract: Aspects relate to mechanisms for a wireless communication device to select between a cyclic delay diversity mode and an antenna switch diversity mode for transmission of a signal based on at least one parameter associated with communication over a wireless channel. The parameter(s) may include a channel estimation parameter associated with the wireless channel, a communication parameter associated with at least one communication on the wireless channel, or a combination thereof.
    Type: Grant
    Filed: March 16, 2021
    Date of Patent: September 13, 2022
    Assignee: QUALCOMM Incorporated
    Inventors: Peer Berger, Shay Landis, Moshe Ben-Ari, Assaf Touboul, Amit Bar-Or Tillinger, Michael Levitsky, Cheol Hee Park, Haim Weissman, Jungsik Park, In Hyuck Yeo
  • Publication number: 20220286839
    Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may configure a first channel associated with a first subscriber identity module (SIM), the first SIM associated with data traffic. The UE may configure a second channel associated with a second SIM in a dual SIM dual active (DSDA) mode. The UE may detect, on the second channel, a subscription related data stream that includes voice call traffic. The UE may determine, based on detecting the subscription related data stream, to switch the data traffic from the first SIM to the second SIM based at least in part on a UE operation mode. The UE may switch the data traffic from the first SIM to the second SIM based at least in part on the determination to switch the data traffic. Numerous other aspects are described.
    Type: Application
    Filed: February 9, 2022
    Publication date: September 8, 2022
    Inventors: Can ZHAO, Suli ZHAO, Qingxin CHEN, Cheol Hee PARK, Xinchen ZHANG, Mutaz Zuhier Afif SHUKAIR, Uttam PATTANAYAK
  • Publication number: 20220274845
    Abstract: A compound semiconductor which has an improved thermoelectric performance index together with excellent electrical conductivity, and thus may be utilized for various purposes such as a thermoelectric conversion material of thermoelectric conversion devices, solar cells, and the like, and to a method for preparing the same.
    Type: Application
    Filed: December 20, 2017
    Publication date: September 1, 2022
    Applicant: LG CHEM, LTD.
    Inventors: Kyung Moon KO, Cheol Hee PARK, Min Kyoung KIM, Chee Sung PARK, Myung Jin JUNG, Yu Ho MIN
  • Patent number: 11430936
    Abstract: The present invention relates to a thermoelectric module, and a thermoelectric module according to an exemplary embodiment of the present invention includes: a plurality of thermoelectric elements that are disposed between a heat transmission member and a cooling member; and a first electrode layer and a second electrode layer that are respectively disposed between the heat transmission member and the plurality of thermoelectric elements and between the cooling member and the plurality of thermoelectric elements, wherein the plurality of thermoelectric elements may include P-type thermoelectric elements and N-type thermoelectric elements, and a P-type thermoelectric element and an N-type thermoelectric element that neighbor each other may have different heights, and one electrode layer selected from among the first electrode layer and the second electrode layer formed throughout the P-type thermoelectric element and the N-type thermoelectric element that neighbor each other may have at least two bent portions
    Type: Grant
    Filed: August 14, 2019
    Date of Patent: August 30, 2022
    Assignee: LG CHEM, LTD.
    Inventors: Jae Hyun Kim, Cheol Hee Park
  • Publication number: 20220248374
    Abstract: Certain aspects of the present disclosure provide techniques for user equipment (UE) autonomous sidelink resource selection. A method that may be performed by a UE includes performing autonomous sidelink resource selection. The selection includes excluding resources, from a first resource set, associated with transmissions at a signal strength above a signal strength threshold to form a second resource set. The selection includes determining a resource amount in the second resource set is at or above a threshold percentage of a resource amount in the first resource set. The selection includes excluding, from the second resource set, resources associated with physical sidelink control channels (PSCCHs) without excluding resources associated with physical sidelink shared channels associated with the PSCCHs to form a third resource set. The selection includes randomly selecting resources for a PSCCH transmission from the third resource set.
    Type: Application
    Filed: February 2, 2021
    Publication date: August 4, 2022
    Inventors: Lior UZIEL, Cheol Hee PARK