Patents by Inventor Inyup Kang

Inyup Kang 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: 11784760
    Abstract: Apparatuses (including user equipment (UE) and modern chips for UEs), systems, and methods for UE downlink Hybrid Automatic Repeat reQuest (HARQ) buffer memory management are described. In one method, the entire UE DL HARQ buffer memory space is pre-partitioned according to the number and capacities of the UE's active carrier components. In another method, the UE DL HARQ buffer is split between on-chip and off-chip memory so that each partition and sub-partition is allocated between the on-chip and off-chip memories in accordance with an optimum ratio.
    Type: Grant
    Filed: December 1, 2020
    Date of Patent: October 10, 2023
    Inventors: Mostafa El-Khamy, Arvind Yedla, Sang-Hyuck Ha, Hyunsang Cho, Inyup Kang
  • Patent number: 11694617
    Abstract: An image processing device includes a blender and a display quality enhancer. The blender is configured to receive a plurality of layer data, generate first image data by blending the plurality of layer data, the first image data including a plurality of pixel values corresponding to a screen in a display device, and generate pixel map data including a plurality of pixel identifications (IDs) based on the plurality of layer data, the plurality of layer data representing a plurality of images to be displayed on the screen, the plurality of pixel IDs indicating display quality enhancement algorithms to be applied to the plurality of pixel values. The display quality enhancer is configured to generate second image data including a plurality of display quality enhancement pixel values by applying the display quality enhancement algorithms to the plurality of pixel values based on the first image data and the pixel map data.
    Type: Grant
    Filed: March 29, 2021
    Date of Patent: July 4, 2023
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sungchul Yoon, Inyup Kang, Hoonmo Yang, Kyungah Jeong
  • Patent number: 11562046
    Abstract: An neural network (NN) processor includes an input feature map buffer configured to store an input feature matrix, a weight buffer configured to store a weight matrix trained in a form of a, a transform circuit configured to perform a Walsh-Hadamard transform on an input feature vector obtained from the input feature matrix and a weight vector included in the weight matrix to output a transformed input feature vector and a transformed weight vector, and an arithmetic circuit configured to perform an element-wise multiplication (EWM) on the transformed input feature vector and the transformed weight vector.
    Type: Grant
    Filed: November 6, 2019
    Date of Patent: January 24, 2023
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Junseok Park, Inyup Kang
  • Publication number: 20220101109
    Abstract: A method and system are provided. The method includes performing channel estimation on a reference signal (RS), compressing, with a neural network, the channel estimation of the RS, decompressing, with the neural network, the compressed channel estimation, and interpolating the decompressed channel estimation.
    Type: Application
    Filed: February 26, 2021
    Publication date: March 31, 2022
    Inventors: Hyukjoon KWON, Ramin SOLTANI, Mu-Sheng LIN, Jungwon LEE, Inyup KANG
  • Publication number: 20220068201
    Abstract: An image processing device includes a blender and a display quality enhancer. The blender is configured to receive a plurality of layer data, generate first image data by blending the plurality of layer data, the first image data including a plurality of pixel values corresponding to a screen in a display device, and generate pixel map data including a plurality of pixel identifications (IDs) based on the plurality of layer data, the plurality of layer data representing a plurality of images to be displayed on the screen, the plurality of pixel IDs indicating display quality enhancement algorithms to be applied to the plurality of pixel values. The display quality enhancer is configured to generate second image data including a plurality of display quality enhancement pixel values by applying the display quality enhancement algorithms to the plurality of pixel values based on the first image data and the pixel map data.
    Type: Application
    Filed: March 29, 2021
    Publication date: March 3, 2022
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sungchul YOON, Inyup KANG, Hoonmo YANG, Kyungah JEONG
  • Publication number: 20210314934
    Abstract: An apparatus includes a transceiver and at least one processor. The at least one processor is configured to identify overheating of the transceiver and/or the at least one processor, and wirelessly transmit a message including overheating assistance information based on the identified overheating to the base station via the transceiver. The overheating assistance information includes information about radio resources to be discontinuously processed by the apparatus in a time domain.
    Type: Application
    Filed: April 6, 2021
    Publication date: October 7, 2021
    Inventors: YANGSOO KWON, YOUNGSEOK JUNG, INHYOUNG KIM, INYUP KANG, MINGOO KIM
  • Patent number: 11043976
    Abstract: A method, system, and non-transitory computer-readable recording medium of decoding a signal are provided. The method includes receiving signal to be decoded, where signal includes at least one symbol; decoding signal in stages, where each at least one symbol of signal is decoded into at least one bit per stage, wherein Log-Likelihood Ratio (LLR) and a path metric are determined for each possible path for each at least one bit at each stage; determining magnitudes of the LLRs; identifying K bits of the signal with smallest corresponding LLR magnitudes; identifying, for each of the K bits, L possible paths with largest path metrics at each decoder stage for a user-definable number of decoder stages; performing forward and backward traces, for each of the L possible paths, to determine candidate codewords; performing a Cyclic Redundancy Check (CRC) on the candidate codewords; and stopping after a first candidate codeword passes the CRC.
    Type: Grant
    Filed: February 11, 2019
    Date of Patent: June 22, 2021
    Inventors: Mostafa El-Khamy, Jinhong Wu, Jungwon Lee, Inyup Kang
  • Publication number: 20210083809
    Abstract: Apparatuses (including user equipment (UE) and modern chips for UEs), systems, and methods for UE downlink Hybrid Automatic Repeat reQuest (HARQ) buffer memory management are described. In one method, the entire UE DL HARQ buffer memory space is pre-partitioned according to the number and capacities of the UE's active carrier components. In another method, the UE DL HARQ buffer is split between on-chip and off-chip memory so that each partition and sub-partition is allocated between the on-chip and off-chip memories in accordance with an optimum ratio.
    Type: Application
    Filed: December 1, 2020
    Publication date: March 18, 2021
    Inventors: Mostafa EL-KHAMY, Arvind YEDLA, Sang-Hyuck HA, Hyunsang CHO, Inyup KANG
  • Patent number: 10938420
    Abstract: Method for decoding signal includes receiving signal, where signal includes at least one symbol; decoding signal in stages, where each at least one symbol of signal is decoded into at least one bit per stage, wherein Log-Likelihood Ratio (LLR) for each at least one bit at each stage is determined, and identified in vector LAPP; performing Cyclic Redundancy Check (CRC) on LAPP, and stopping if LAPP passes CRC; otherwise, determining magnitudes of LLRs in LAPP; identifying K LLRs in LAPP with smallest magnitudes and indexing K LLRs as r={r(1), r(2), . . . , r(K)}; setting Lmax to maximum magnitude of LLRs in LAPP or maximum possible LLR quantization value; setting v=1; generating {tilde over (L)}A(r(k))=LA(r(k))?Lmaxvksign[LAPP(r(k))], for k=1, 2, . . .
    Type: Grant
    Filed: February 11, 2019
    Date of Patent: March 2, 2021
    Inventors: Mostafa El-Khamy, Jinhong Wu, Jungwon Lee, Inyup Kang
  • Patent number: 10862630
    Abstract: Apparatuses (including user equipment (UE) and modem chips for UEs), systems, and methods for UE downlink Hybrid Automatic Repeat reQuest (HARQ) buffer memory management are described. In one method, the entire UE DL HARQ buffer memory space is pre-partitioned according to the number and capacities of the UE's active carrier components. In another method, the UE DL HARQ buffer is split between on-chip and off-chip memory so that each partition and sub-partition is allocated between the on-chip and off-chip memories in accordance with an optimum ratio.
    Type: Grant
    Filed: September 8, 2015
    Date of Patent: December 8, 2020
    Inventors: Mostafa El-Khamy, Arvind Yedla, SangHyuck Ha, Hyunsang Cho, Inyup Kang
  • Publication number: 20200167637
    Abstract: An neural network (NN) processor includes an input feature map buffer configured to store an input feature matrix, a weight buffer configured to store a weight matrix trained in a form of a, a transform circuit configured to perform a Walsh-Hadamard transform on an input feature vector obtained from the input feature matrix and a weight vector included in the weight matrix to output a transformed input feature vector and a transformed weight vector, and an arithmetic circuit configured to perform an element-wise multiplication (EWM) on the transformed input feature vector and the transformed weight vector.
    Type: Application
    Filed: November 6, 2019
    Publication date: May 28, 2020
    Inventors: Junseok PARK, Inyup KANG
  • Patent number: 10353903
    Abstract: A computing system includes: a sensor configured to receive an input observation including a sample count for processing an original content; and a control unit, coupled to the sensor, configured to: generate a covariance estimate based on the input observation for identifying the original content associated with the input observation for implementing a linear estimation mechanism, and calculate a weight combination based on the covariance estimate for identifying the original content.
    Type: Grant
    Filed: January 22, 2014
    Date of Patent: July 16, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Shahab Sanayei, Jungwon Lee, Inyup Kang
  • Publication number: 20190173497
    Abstract: A method, system, and non-transitory computer-readable recording medium of decoding a signal are provided. The method includes receiving signal to be decoded, where signal includes at least one symbol; decoding signal in stages, where each at least one symbol of signal is decoded into at least one bit per stage, wherein Log-Likelihood Ratio (LLR) and a path metric are determined for each possible path for each at least one bit at each stage; determining magnitudes of the LLRs; identifying K bits of the signal with smallest corresponding LLR magnitudes; identifying, for each of the K bits, L possible paths with largest path metrics at each decoder stage for a user-definable number of decoder stages; performing forward and backward traces, for each of the L possible paths, to determine candidate codewords; performing a Cyclic Redundancy Check (CRC) on the candidate codewords; and stopping after a first candidate codeword passes the CRC.
    Type: Application
    Filed: February 11, 2019
    Publication date: June 6, 2019
    Inventors: Mostafa EL-KHAMY, Jinhong WU, Jungwon LEE, Inyup KANG
  • Publication number: 20190173498
    Abstract: Method for decoding signal includes receiving signal, where signal includes at least one symbol; decoding signal in stages, where each at least one symbol of signal is decoded into at least one bit per stage, wherein Log-Likelihood Ratio (LLR) for each at least one bit at each stage is determined, and identified in vector LAPP; performing Cyclic Redundancy Check (CRC) on LAPP, and stopping if LAPP passes CRC; otherwise, determining magnitudes of LLRs in LAPP; identifying K LLRs in LAPP with smallest magnitudes and indexing K LLRs as r={r(1), r(2), . . . , r(K)}; setting Lmax to maximum magnitude of LLRs in LAPP or maximum possible LLR quantization value; setting v=1; generating {tilde over (L)}A(r(k))=LA(r(k))?Lmaxvksign[LAPP(r(k))], for k=1, 2, . . .
    Type: Application
    Filed: February 11, 2019
    Publication date: June 6, 2019
    Inventors: Mostafa EL-KHAMY, Jinhong WU, Jungwon LEE, Inyup KANG
  • Patent number: 10241684
    Abstract: A method and apparatus are provided. The method includes configuring a plurality of long short term memory (LSTM) networks, wherein each of the plurality of LSTM networks is at a different network layer, configuring a plurality of memory cells in a spatial domain of the plurality of LSTM networks, configuring the plurality of memory cells in a temporal domain of the plurality of LSTM networks, controlling an output of each of the plurality of LSTM networks based on highway connections to outputs from at least one previous layer and at least one previous time of the plurality of LSTM networks, and controlling the plurality of memory cells based on highway connections to memory cells from the at least one previous time.
    Type: Grant
    Filed: April 5, 2017
    Date of Patent: March 26, 2019
    Assignee: Samsung Electronics Co., Ltd
    Inventors: Jaeyoung Kim, Inyup Kang, Mostafa El-Khamy, Jungwon Lee
  • Patent number: 10205470
    Abstract: A method and system for decoding a signal are provided. The method includes receiving a signal, where the signal includes at least one symbol; decoding the signal in stages, where each at least one symbol is decoded into at least one bit per stage, wherein a Log-Likelihood Ratio (LLR) and a path metric are determined for each possible path for each at least one bit at each stage; determining the magnitudes of the LLRs; identifying K bits of the signal with the smallest corresponding LLR magnitudes; identifying, for each of the K bits, L possible paths with the largest path metrics at each decoder stage for a user-definable number of decoder stages; performing forward and backward traces, for each of the L possible paths, to determine candidate codewords; performing a Cyclic Redundancy Check (CRC) on the candidate codewords, and stopping after a first candidate codeword passes the CRC.
    Type: Grant
    Filed: December 9, 2014
    Date of Patent: February 12, 2019
    Assignee: Samsung Electronics Co., Ltd
    Inventors: Mostafa El-Khamy, Jinhong Wu, Jungwon Lee, Inyup Kang
  • Patent number: 10193570
    Abstract: A method, apparatus, and non-transitory computer-readable recording medium for generating an algebraic Spatially-Coupled Low-Density Parity-Check (SC LDPC) code are provided. The method includes selecting an LDPC block code over a finite field GF(q) with a girth of at least 6; constructing a parity-check matrix H from the selected LDPC block code; replicating H a user-definable number of times to form a two-dimensional array Hrep; constructing a masking matrix W with a user-definable spatially-coupled pattern; and masking a sub-matrix of Hrep using W to obtain a spatially-coupled parity-check matrix HSC, wherein a null space of HSC is the algebraic SC LDPC code.
    Type: Grant
    Filed: October 17, 2014
    Date of Patent: January 29, 2019
    Assignee: Samsung Electronics Co., Ltd
    Inventors: Mostafa El-Khamy, Keke Liu, Jungwon Lee, Inyup Kang
  • Patent number: 10153811
    Abstract: A communication system includes: a receiver resource module configured to determine a receiver-antenna count for characterizing a device; an adjustment module, coupled to the receiver resource module, configured to generate a receiver-capacity profile exceeding a capability associated with the receiver-antenna count with a control unit; and a report module, coupled to the adjustment module, configured to transmit the receiver-capacity profile for communicating a communication content for communicating with the device.
    Type: Grant
    Filed: May 14, 2013
    Date of Patent: December 11, 2018
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jungwon Lee, Jung Hyun Bae, Hyukjoon Kwon, Inyup Kang
  • Patent number: 10108483
    Abstract: A computing system includes: an inter-device interface configured to access a destination signal including an information portion for representing a content and an error-handling portion for describing the information portion relative to the content; a communication unit, coupled to the inter-device interface, configured to: generate a parity-check parameter based on a sparse configuration from the destination signal, and estimate the content based on decoding the information portion using the error-handling portion and the parity-check parameter.
    Type: Grant
    Filed: August 21, 2014
    Date of Patent: October 23, 2018
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Mostafa El-Khamy, Jungwon Lee, Inyup Kang
  • Patent number: 10075195
    Abstract: A electronic system includes: a support chip configured to receive an input code stream; a circular Viterbi mechanism, coupled to the support chip, configured to: generate a final path metric for the input code stream, store intermediate path metrics at the repetition depth, generate a repetition path metric for the input code stream, and calculate a soft correlation metric based on the final path metric, the repetition path metric, and the intermediate path metrics.
    Type: Grant
    Filed: May 7, 2015
    Date of Patent: September 11, 2018
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Marcel Nassar, Mostafa El-Khamy, Inyup Kang, Jungwon Lee