Patents by Inventor Tae-hwan Park

Tae-hwan 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).

  • Publication number: 20240145437
    Abstract: A semiconductor package includes a package substrate, a plurality of semiconductor devices stacked on the package substrate, a plurality of underfill fillets disposed between the plurality of semiconductor devices and between the package substrate and the plurality of semiconductor devices, and a molding resin at least partially surrounding the plurality of semiconductor devices and the plurality of underfill fillets. The plurality of underfill fillets include a plurality of protrusions that protrude from spaces between each of the plurality of semiconductor devices or between the package substrate and each of the plurality of semiconductor devices. At least two neighboring underfill fillet protrusions of the plurality of protrusions form one continuous structure without an interface therebetween.
    Type: Application
    Filed: January 10, 2024
    Publication date: May 2, 2024
    Inventors: JI-HWAN HWANG, SANG-SICK PARK, TAE-HONG MIN, GEOL NAM
  • Patent number: 11965684
    Abstract: An inverter module according to an embodiment of the present invention comprises: a high voltage circuit unit which generates an inverter control voltage and a motor driving voltage by using a first DC voltage; a high voltage circuit pattern which electrically connects the high voltage circuit unit; a low voltage circuit unit which communicates with an external device by using a second DC voltage having a smaller magnitude than the first DC voltage; and a low voltage circuit pattern which electrically connects the low voltage circuit unit. The high voltage circuit pattern and the low voltage circuit pattern are spaced apart from each other.
    Type: Grant
    Filed: October 18, 2019
    Date of Patent: April 23, 2024
    Assignee: Hanon Systems
    Inventors: Tae Hyeong Kim, Eun Seok Kang, Sung Jun Park, Chan Song, Seung Hwan Shin, Ho Bin Im, Min Gyo Jung
  • Publication number: 20240128915
    Abstract: Disclosed is a motor driving apparatus including: a motor; an inverter including a switching element for driving the motor; a controller for controlling the switching element; a resolver including an excitation winding and a detection winding; and a resolver chip applying an excitation signal to the excitation winding by inputting a periodic signal from the controller, and receiving a feedback signal from the detection winding, wherein the resolver chip determines the number of rotations of the motor based on a change in a pulse width of a detection signal resulting from a comparison between a voltage of the feedback signal and a preset voltage, and output a signal to the inverter for setting an inertial driving control mode according to the number of rotations of the motor in a failure state of the controller.
    Type: Application
    Filed: October 17, 2023
    Publication date: April 18, 2024
    Applicant: HYUNDAI MOBIS CO., LTD.
    Inventors: Tae Hwan KANG, Hyung Min PARK, Joo Won PARK, Beom Cheol CHO, Yun Ho CHOI, Yeon Ho KIM, Won Hee JO
  • Publication number: 20240129211
    Abstract: An apparatus for predicting a traffic speed and a method thereof are provided. The apparatus includes an input device that receives traffic speed sequences of a plurality of links and a controller that detects a spatio-temporal relationship between traffic speeds of the plurality of links and predicts a future traffic speed of a target link based on the spatio-temporal relationship between the traffic speeds of the plurality of links.
    Type: Application
    Filed: March 6, 2023
    Publication date: April 18, 2024
    Inventors: Nam Hyuk Kim, Tae Heon Kim, Sung Hwan Park, Sang Wook Kim, Jun Ho Song, Ji Won Son, Dong Hyuk Seo
  • Publication number: 20240121948
    Abstract: A semiconductor device and a method of fabricating the same are provided. According to the present invention, a semiconductor device comprises an active region formed in a substrate, and including flat surfaces and hole-shaped recess portions; upper-level plugs disposed over the flat surfaces; a spacer disposed between the upper-level plugs and providing a trench exposing the hole-shaped recess portions; a lower-level plug filling the hole-shaped recess portions; and a buried conductive line disposed over the lower-level plug and partially filling the trench.
    Type: Application
    Filed: December 18, 2023
    Publication date: April 11, 2024
    Inventors: Jae Man YOON, Jin Hwan JEON, Tae Kyun KIM, Jung Woo PARK, Su Ock CHUNG, Jae Won HA
  • Publication number: 20240120584
    Abstract: A secondary battery includes: a can having an accommodation space therein; an electrode assembly accommodated in the accommodation space in the can; and a cap assembly sealed with the can. The can has a beading part recessed into a side wall of the can at a region below where the cap assembly is accommodated, and the beading part has an acute angle with respect to the side wall of the can.
    Type: Application
    Filed: October 11, 2023
    Publication date: April 11, 2024
    Inventors: Jun Ho YANG, Woo Hyuk CHOI, Tae Yoon LEE, Jun Hwan KWON, Joung Ku KIM, Hyun Suk PARK, Dong Sub LEE
  • Publication number: 20240097799
    Abstract: Disclosed is an amplification circuit, which includes a first amplifier that receives an external signal and performs first band pass filtering on the external signal to output a first filter signal, and a second amplifier that receives the first filter signal and performs second band pass filtering on the first filter signal to output a second filter signal, and a frequency pass bandwidth of the second band pass filtering is narrower than a frequency pass bandwidth of the first band pass filtering.
    Type: Application
    Filed: June 26, 2023
    Publication date: March 21, 2024
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Sung Eun KIM, Tae Wook KANG, Hyuk KIM, Kyung Hwan PARK, Mi Jeong PARK, Hyung-IL PARK, Kyung Jin BYUN, Kwang IL OH, Jae-Jin LEE, In Gi LIM
  • Patent number: 11937440
    Abstract: The present invention may provide an organic electroluminescent device which exhibits low driving voltage as well as high efficiency by including an electron transporting layer material having an improved electron transporting ability.
    Type: Grant
    Filed: July 5, 2018
    Date of Patent: March 19, 2024
    Assignee: SOLUS ADVANCED MATERIALS CO., LTD.
    Inventors: Song Ie Han, Min Sik Eum, Jae Yi Sim, Yong Hwan Lee, Woo Jae Park, Tae Hyung Kim
  • Patent number: 11923426
    Abstract: A semiconductor device capable of improving a device performance and a reliability is provided. The semiconductor device comprising a gate structure including a gate electrode on a substrate, a source/drain pattern on a side face of the gate electrode, on the substrate and, a source/drain contact connected to the source/drain pattern, on the source/drain pattern, a gate contact connected to the gate electrode, on the gate electrode, and a wiring structure connected to the source/drain contact and the gate contact, on the source/drain contact and the gate contact, wherein the wiring structure includes a first via plug, a second via plug, and a wiring line connected to the first via plug and the second via plug, the first via plug has a single conductive film structure, and the second via plug includes a lower via filling film, and an upper via filling film on the lower via filling film.
    Type: Grant
    Filed: July 6, 2021
    Date of Patent: March 5, 2024
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Ji Won Kang, Tae-Yeol Kim, Jeong Ik Kim, Rak Hwan Kim, Jun Ki Park, Chung Hwan Shin
  • Patent number: 11923882
    Abstract: A hybrid communication device, an operation method thereof, and a communication system including the same are provided. The hybrid communication device includes a contact unit that includes an antenna for receiving a first communication signal and an electrode for receiving a second signal, a switch controller that includes a first switch and a second switch and controls the first switch and the second switch based on a change in capacitance of the electrode, and a signal processing unit that receives at least one of the first communication signal and the second communication signal from the contact unit via the first switch and processes the received signal. The first switch is connected to the contact unit, and the signal processing unit is connected to the first switch.
    Type: Grant
    Filed: March 25, 2021
    Date of Patent: March 5, 2024
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Tae Wook Kang, Sung Eun Kim, Hyung-Il Park, Jae-Jin Lee, Hyuk Kim, Kyung Hwan Park, Mi Jeong Park, Kyung Jin Byun, Kwang Il Oh, In Gi Lim
  • Publication number: 20240069524
    Abstract: Disclosed is an apparatus for excitation signal generation for a resolver. The apparatus includes a sine wave generator that generates a sine wave based on a square wave, an amplifier that amplifies the sine wave, a differential signal generator that converts, into a differential signal, the amplified sine wave, a driver that inputs the differential signal to a coil, and a processor that generates an excitation signal by increasing a voltage of the sine wave from a start voltage to a target voltage through at least one of the sine wave generator and the amplifier based on a transient current that flows into the coil in a transient response interval.
    Type: Application
    Filed: December 27, 2022
    Publication date: February 29, 2024
    Applicant: HYUNDAI MOBIS CO., LTD.
    Inventors: Yun Ho CHOI, Hyung Min PARK, Joo Won PARK, Yeon Ho KIM, Won Hee JO, Tae Hwan KANG, Beom Cheol CHO
  • Patent number: 11915853
    Abstract: A coil component is provided. The coil component includes a body having fifth and sixth surfaces opposing each other, first and second surfaces respectively connecting the fifth and sixth surfaces of the body and opposing each other, and third and fourth surfaces respectively connecting the first and second surfaces of the body and opposing each other in one direction, a recess disposed in an edge between one of the first and second surfaces of the body and the sixth surface of the body, a coil portion disposed inside the body and exposed through the recess, and an external electrode including a connection portion disposed in the recess and connected to the coil portion, and a pad portion disposed on one surface of the body. A length of the pad portion in the one direction is greater than a length of the connection portion in the one direction.
    Type: Grant
    Filed: November 6, 2020
    Date of Patent: February 27, 2024
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Seung Mo Lim, Seung Min Lee, Byeong Cheol Moon, Yong Hui Li, Byung Soo Kang, Ju Hwan Yang, Tai Yon Cho, No Il Park, Tae Jun Choi
  • Patent number: 11838414
    Abstract: An apparatus and method for encryption key recovery based on memory analysis. The apparatus may include one or more processors and executable memory for storing at least one program executed by the one or more processors. The at least one program may collect memory information pertaining to an encrypted part of a file, in which ransomware is detected, based on dynamic binary instrumentation, analyze memory read operation data corresponding to an encryption key that is used for encryption of the file in the memory information, recover the encryption key based on the result of analysis of the memory read operation data, and output the result of recovery of the encryption key.
    Type: Grant
    Filed: October 13, 2020
    Date of Patent: December 5, 2023
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Tae Hwan Park, Sang Yun Han, Sang Woon Jang, Il Hwan Park
  • Publication number: 20230027181
    Abstract: A dual power supply apparatus includes a main power grid that supplies power by a first battery to an autonomous vehicle and a redundant power grid that supplies power to a dual power load based on a second battery, in an emergency driving mode due to a failure in the main power grid.
    Type: Application
    Filed: May 3, 2022
    Publication date: January 26, 2023
    Inventors: Seong Cheol PARK, Soon Myung Kwon, Jong Joo Kim, Tae Hwan Park, Dong Hyun Park
  • Publication number: 20220348213
    Abstract: An apparatus for controlling power of a vehicle includes a first controller that generates a control signal for controlling output of power supplied to at least one vehicle load, and a second controller that determines whether the first controller is in a normal operation status by monitoring the first controller, and controls a power switch to maintain output of the control signal to the at least one vehicle load when the first controller is not in the normal operation status.
    Type: Application
    Filed: September 8, 2021
    Publication date: November 3, 2022
    Applicants: HYUNDAI MOTOR COMPANY, Kia Corporation
    Inventors: Soon Myung KWON, Seong Cheol PARK, Tae Hwan PARK
  • Publication number: 20220060324
    Abstract: An apparatus and method for encryption key recovery based on memory analysis. The apparatus may include one or more processors and executable memory for storing at least one program executed by the one or more processors. The at least one program may collect memory information pertaining to an encrypted part of a file, in which ransomware is detected, based on dynamic binary instrumentation, analyze memory read operation data corresponding to an encryption key that is used for encryption of the file in the memory information, recover the encryption key based on the result of analysis of the memory read operation data, and output the result of recovery of the encryption key.
    Type: Application
    Filed: October 13, 2020
    Publication date: February 24, 2022
    Inventors: Tae Hwan PARK, Sang Yun HAN, Sang Woon JANG, Il Hwan PARK
  • Patent number: 11239989
    Abstract: The present disclosure relates to an in-vehicle communication device and a time synchronization method thereof. The in-vehicle communication device includes a clock generator for generating a clock signal, a local counter for counting the number of pulses of the clock signal, a transceiver for receiving a message via an in-vehicle communication network, and a processor that determines whether the message received via the transceiver is a synchronization message, extracts synchronization time information from the synchronization message, and adjusts a count value of the local counter based on the synchronization time information to perform time synchronization.
    Type: Grant
    Filed: February 26, 2020
    Date of Patent: February 1, 2022
    Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION
    Inventors: Tae Hwan Park, Ha Rin Lee, Beom Sik Kim
  • Patent number: 10984568
    Abstract: Provided are methods, servers, and computer-readable media for sharing an effect for an image. An effect sharing method may include: receiving, from a first electronic device, a sharing request for an effect set that is applied to an image by an image editing logic of the first electronic device, wherein the sharing request includes an identifier of the effect set; generating a link for sharing the effect set; and sending the link in response to the sharing request.
    Type: Grant
    Filed: April 18, 2019
    Date of Patent: April 20, 2021
    Assignee: Snow Corporation
    Inventors: Dookyung Ahn, Min Kyoung Kim, Seonju Lee, Geen-Sil Lee, Tae Hwan Park
  • Publication number: 20210067311
    Abstract: The present disclosure relates to an in-vehicle communication device and a time synchronization method thereof. The in-vehicle communication device includes a clock generator for generating a clock signal, a local counter for counting the number of pulses of the clock signal, a transceiver for receiving a message via an in-vehicle communication network, and a processor that determines whether the message received via the transceiver is a synchronization message, extracts synchronization time information from the synchronization message, and adjusts a count value of the local counter based on the synchronization time information to perform time synchronization.
    Type: Application
    Filed: February 26, 2020
    Publication date: March 4, 2021
    Inventors: Tae Hwan Park, Ha Rin Lee, Beom Sik Kim
  • Publication number: 20190359872
    Abstract: The present invention relates to a heat-dissipating gel-type silicone rubber composition including an organopolysiloxane, wherein the heat-dissipating gel-type silicone rubber composition further includes, with respect to 100 parts by weight of the organopolysiloxane, 0.1-25 parts by weight of an organo-hydrogen polysiloxane, 1,100-2,000 parts by weight of a filler, 5-50 parts by weight of a filler surface-treating agent, and 0.1-5 parts by weight of a catalyst, wherein the organopolysiloxane and the organo-hydrogen polysiloxane each include 1,000 ppm or less of a cyclic siloxane therein.
    Type: Application
    Filed: March 21, 2018
    Publication date: November 28, 2019
    Applicant: KCC Corporation
    Inventors: Il Hyuck Yoo, Jang Min Lee, Tae Hwan Park