Chaeyeon Cha and Hyunggon Park, ”A Mobile AD HOC Network for Transmitting and Receiving Data Based on Correlated Equilibrium and Its Data Transmission/Reception Method,” PCT, filed on Nov. 7, 2025. (Application no. PCT/KR2025/018285)
Jungmin Kwon, Chaeyeon Cha, and Hyunggon Park, "Lost Data Recovery Method and Apparatus using Parameter Transfer LSTM," PCT, filed on Oct. 21, 2021. (Application no. PCT/KR2021/014824)
Chaeyeon Cha and Hyunggon Park, ”Method for Allocating Resource Based on Gradients of Utility Functions from Multiple Terminals in a Dynamic System with Broadcasting and Dynamic System,” Korean Patent, filed on May 3, 2024. (Application no. 10-2024-0059126), issued on Jun. 9, 2026 (Patent no. 10-2977102).
Chaeyeon Cha and Hyunggon Park, ”Method and Apparatus for Allocating Resource,” Korean Patent, filed on Feb. 15, 2022. (Application no. 10-2022-0019530), issued on Jun. 4, 2026. (Patent no. 10-2975169)
Chaeyeon Cha, Hyunggon Park, and Kyoungjoo Kim, ”Electric Vehicle and Operating Method of the Electric Vehicle,” Korean Patent, filed on Apr. 18, 2023. (Application no. 10-2023-0050674), issued on Oct. 17, 2025. (Patent no. 10-2874650)
Chaeyeon Cha and Hyunggon Park, ”Resource Allocation Method and Apparatus using Sequential Parameter Estimation,” Korean Patent, filed on Dec. 30, 2021. (Application no. 10-2021-0192985), issued on Apr. 29, 2025. (Patent no. 10-2803930)
Chaeyeon Cha, Hyunggon Park, Jungmin Kwon, Nayoung Kim, and Daeun Jung, ”Method and Apparatus for Predicting Demand for Public Goods Using Machine Learning Models,” Korean Patent, filed on Dec. 31, 2021. (Application no. 10-2021-0193835), issued on Nov. 18, 2024. (Patent no. 10-2732984)
Chaeyeon Cha and Hyunggon Park, ”Method and Apparatus for Predicting Energy Consumption,” Korean Patent, filed on Dec. 20, 2021. (Application no. 10-2021-0182814), issued on Jun. 27, 2024. (Patent no. 10-2680751)
Chaeyeon Cha Hyunggon Park, and Jungmin Kwon, ”Lost Data Recovery Method and Apparatus Using Parameter Transfer LSTM,” Korean Patent, filed on Nov. 13, 2020. (Application no. 10-2020-0152145), issued on Mar. 17, 2022. (Patent no. 10-2377474)
Chaeyeon Cha, Suyeon Jin, and Hyunggon Park, "Method for Forming Multi-Hop Network Using Large Language Model, Mobile Device for Forming Multi-Hop Network, and Multi-Hop Network Construction System," Korean Patent, filed on Apr. 13, 2026. (Application no. 10-2026-0066631)
Chaeyeon Cha, Suyeon Jin, and Hyunggon Park, "Multi-Hop Network Providing Method and System Based on Mobile Objects Using Large Language Model," Korean Patent, filed on Apr. 13, 2026. (Application no. 10-2026-0066626)
Chaeyeon Cha, Suyeon Jin, and Hyunggon Park, ”Federated Learning Based on Alternating Offer for Payment and Server,” Korean Patent, filed on Feb. 6, 2025. (Application no. 10-2025-0014896)
Chaeyeon Cha and Hyunggon Park, ”A Mobile AD HOC Network for Transmitting and Receiving Data Based on Correlated Equilibrium and Its Data Transmission/Reception Method,” Korean Patent, filed on Jan. 3, 2025. (Application no. 10-2025-0001136)
Chaeyeon, Chaeyoung Kim, and Hyunggon Park, "Proximal Policy Optimization-based Autonomous Driving Program in Circular Road Environments", Dec. 24, 2025.
Chaeyeon Cha, Dayoung Choi, and Hyunggon Park, ”Simulator for Optimal Energy Storage Device Selection to Minimize Electric Vehicle Costs in V2G,” Jun 15, 2023.
Seoyoung Sim, Hyeonyeong Yeo, Sumin Hong, Chaeyeon Cha, and Hyunggon Park, ”Energy Consumption Prediction Simulator Using the k-Nearest Neighbors Method in Smart Factory,” Sep 3, 2021.
Seoyoung Sim, Hyeonyeong Yeo, Sumin Hong, Chaeyeon Cha, and Hyunggon Park, ”Energy Consumption Prediction Simulator Based on a Weighted Model Approach Using Prediction Errors of Multiple Parallel k-Nearest Neighbors,” Sep 3, 2021.
Seoyoung Sim, Hyeonyeong Yeo, Sumin Hong, Chaeyeon Cha, and Hyunggon Park, ”Energy Consumption Prediction Simulator Using Decision Trees in Smart Factory,” Sep 3, 2021.
Seoyoung Sim, Hyeonyeong Yeo, Sumin Hong, Chaeyeon Cha, and Hyunggon Park, ”Energy Consumption Prediction Simulator Based on a Weighted Model Approach Using Prediction Errors of Multiple Parallel Decision Trees,” Sep 3, 2021.
Seoyoung Sim, Hyeonyeong Yeo, Sumin Hong, Chaeyeon Cha, and Hyunggon Park, ”Energy Consumption Prediction Simulator Using AdaBoost in Smart Factory,” Sep 3, 2021.
Seoyoung Sim, Hyeonyeong Yeo, Sumin Hong, Chaeyeon Cha, and Hyunggon Park, ”Android Network Malware Detection and Classification Simulator Using Random Forest,” Sep 3, 2021.
Seoyoung Sim, Hyeonyeong Yeo, Sumin Hong, Chaeyeon Cha, and Hyunggon Park, ”Energy Consumption Prediction Simulator Based on a Weighted Model Approach Using Prediction Errors of Multiple Parallel AdaBoost,” Sep 3, 2021.
Seoyoung Sim, Hyeonyeong Yeo, Sumin Hong, Chaeyeon Cha, and Hyunggon Park, ”Android Network Malware Detection and Classification Simulator Using Logistic Regression,” Sep 3, 2021.
Seoyoung Sim, Hyeonyeong Yeo, Sumin Hong, Chaeyeon Cha, and Hyunggon Park, ”Android Network Malware Detection and Classification Simulator Using AdaBoost,” Sep 3, 2021.
Chaeyeon Cha, Jungmin Kwon, and Hyunggon Park, ”Prediction Method Based on Long Short-Term Memory Using Data Correlation for Forward and Backward Parameter Transfer,” Oct 20, 2020.
Chaeyeon Cha, Jungmin Kwon, and Hyunggon Park, ”Road Speed Prediction Simulator Using Bidirectional Long Short-Term Memory,” Oct 20, 2020.
Chaeyeon Cha, Jungmin Kwon, and Hyunggon Park, ”Road Speed Prediction Simulator Using Gated Recurrent Unit Method,” Oct 20, 2020.
Chaeyeon Cha, Jungmin Kwon, and Hyunggon Park, ”Road Speed Prediction Simulator Using Convolutional Long Short-Term Memory,” Oct 20, 2020.
Chaeyeon Cha, Jungmin Kwon, and Hyunggon Park, ”Road Speed Prediction Simulator Using Forward Parameter Transfer Long Short-Term Memory,” Oct 20, 2020.
Chaeyeon Cha, Jungmin Kwon, and Hyunggon Park, ”Road Speed Prediction Simulator Using Forward and Backward Parameter Transfer Long Short-Term Memory,” Oct 20, 2020.
Chaeyeon Cha, Jungmin Kwon, and Hyunggon Park, ”Prediction Method Based on Long Short-Term Memory Using Data Correlation,” Oct 20, 2020.
Chaeyeon Cha, Jungmin Kwon, and Hyunggon Park, ”Road Speed Prediction Simulator Using Long Short-Term Memory,” Oct 20, 2020.
Chaeyeon Cha, Jisoo Won, Jungmin Kwon, and Hyunggon Park, ”Road Speed Prediction Simulator Using Long Short-Term Memory in a Vehicular Communication Environment,” Apr 2, 2020.