Rhan Ha

Publication Activity (10 Years)

Years Active: 1993-2023
Publications (10 Years): 12

Top Topics

Sequence Prediction

Energy Consumption

Monte Carlo Method

Top Venues

Pervasive Mob. Comput.

IEEE Trans. Mob. Comput.

J. Syst. Archit.

Publications

Junick Ahn, Daeyong Kim, Rhan Ha, Hojung Cha
Controlling Action Space of Reinforcement-Learning-Based Energy Management in Batteryless Applications. IEEE Internet Things J. 10 (11) (2023)
Yonghun Choi, Seonghoon Park, Seunghyeok Jeon, Rhan Ha, Hojung Cha
Optimizing Energy Consumption of Mobile Games. IEEE Trans. Mob. Comput. 21 (10) (2022)
Junick Ahn, Daeyong Kim, Rhan Ha, Hojung Cha
State-of-Charge Estimation of Supercapacitors in Transiently-Powered Sensor Nodes. IEEE Trans. Comput. Aided Des. Integr. Circuits Syst. 41 (2) (2022)
Seunghyeok Jeon, Daeyong Kim, Junick Ahn, Rhan Ha, Hojung Cha
Revisiting the battery level indicator of mobile devices. Des. Autom. Embed. Syst. 25 (1) (2021)
Seokjun Lee, Rhan Ha, Hojung Cha
Click Sequence Prediction in Android Mobile Applications. IEEE Trans. Hum. Mach. Syst. 49 (3) (2019)
Seokjun Lee, Minyoung Go, Rhan Ha, Hojung Cha
Provisioning of energy consumption information for mobile ads. Pervasive Mob. Comput. 53 (2019)
Gwangmin Lee, Seokjun Lee, Geonju Kim, Yonghun Choi, Rhan Ha, Hojung Cha
Improving Energy Efficiency of Android Devices by Preventing Redundant Frame Generation. IEEE Trans. Mob. Comput. 18 (4) (2019)
Yonghun Choi, Rhan Ha, Hojung Cha
Fully automated OLED display power modeling for mobile devices. Pervasive Mob. Comput. 50 (2018)
Yungeun Kim, Seokjun Lee, Yohan Chon, Rhan Ha, Hojung Cha
Scalable and consistent radio map management using participatory sensing. Pervasive Mob. Comput. 40 (2017)
Chanmin Yoon, Seokjun Lee, Yonghun Choi, Rhan Ha, Hojung Cha
Accurate power modeling of modern mobile application processors. J. Syst. Archit. 81 (2017)
Chanmin Yoon, Seokjun Lee, Rhan Ha, Hojung Cha
Provisioning of power event APIs as a mobile OS facility. J. Syst. Archit. 71 (2016)
Yohan Chon, Gwangmin Lee, Rhan Ha, Hojung Cha
Crowdsensing-based smartphone use guide for battery life extension. UbiComp (2016)
Seungwoo Lee, Yungeun Kim, Daye Ahn, Rhan Ha, Kyoungwoo Lee, Hojung Cha
Non-obstructive room-level locating system in home environments using activity fingerprints from smartwatch. UbiComp (2015)
Seungwoo Lee, Daye Ahn, Sukjun Lee, Rhan Ha, Hojung Cha
Personalized Energy Auditor: Estimating personal electricity usage. PerCom (2014)
Seungwoo Lee, Hyojeong Shin, Rhan Ha, Hojung Cha
IEEE 802.15.4a CSS-based mobile object locating system using sequential Monte Carlo method. Comput. Commun. 38 (2014)
Sungnam Lee, Sanjar Mengliev, Yohan Chon, Rhan Ha, Hojung Cha
Autonomous Construction of a Mountain Terrain Map Using Low-Cost Sensors and Group Information. MILCOM (2013)
Seungwoo Lee, Gilyoung Ryu, Yohan Chon, Rhan Ha, Hojung Cha
Automatic Standby Power Management Using Usage Profiling and Prediction. IEEE Trans. Hum. Mach. Syst. 43 (6) (2013)
Seungwoo Lee, Yohan Chon, Yunjong Kim, Rhan Ha, Hojung Cha
Occupancy Prediction Algorithms for Thermostat Control Systems Using Mobile Devices. IEEE Trans. Smart Grid 4 (3) (2013)
Seungwoo Lee, Byounggeun Kim, Hoon Kim, Rhan Ha, Hojung Cha
Inertial Sensor-Based Indoor Pedestrian Localization with Minimum 802.15.4a Configuration. IEEE Trans. Ind. Informatics 7 (3) (2011)
Sungkyu Cho, Hyojeong Shin, Seungjae Han, Hojung Cha, Rhan Ha
Density-adaptive network reprogramming protocol for wireless sensor networks. Wirel. Commun. Mob. Comput. 10 (6) (2010)
Taehyun Kim, Jongmin Lee, Hojung Cha, Rhan Ha
An energy-aware transmission mechanism for WiFi-based mobile devices handling upload TCP traffic. Int. J. Commun. Syst. 22 (5) (2009)
Jung-Hi Min, Hojung Cha, Rhan Ha
System-level integrated power management for handheld systems. Microprocess. Microsystems 33 (3) (2009)
Hyungkeun Song, Sukwon Choi, Hojung Cha, Rhan Ha
Improving energy efficiency for flash memory based embedded applications. J. Syst. Archit. 55 (1) (2009)
Sukwon Choi, Nakyoung Kim, Hojung Cha, Rhan Ha
Micro Sensor Node for Air Pollutant Monitoring: Hardware and Software Issues. Sensors 9 (10) (2009)
Jongmin Lee, Hojung Cha, Rhan Ha
Improving TCP fairness and performance with bulk transmission control over lossy wireless channel. Comput. Networks 53 (16) (2009)
Jungeun Choi, Joosun Hahn, Rhan Ha
A Fault-tolerant Adaptive Node Scheduling Scheme for Wireless Sensor Networks. J. Inf. Sci. Eng. 25 (1) (2009)
Jongmin Lee, Hojung Cha, Rhan Ha
A time-dominated TCP congestion control over heterogeneous networks. Int. J. Commun. Syst. 21 (12) (2008)
Dukju Ko, Seungjae Han, Hojung Cha, Rhan Ha
A traffic control system for IEEE 802.11 networks based on available bandwidth estimation. Wirel. Commun. Mob. Comput. 8 (4) (2008)
Junho Ahn, Jung-Hi Min, Hojung Cha, Rhan Ha
A Power Management mechanism for Handheld Systems having a Multimedia Accelerator. PerCom (2008)
Oh-keun Kwon, Hojung Cha, Seung-Jae Han, Rhan Ha
Empirical evaluation of receiver-based TCP delay control in CDMA2000 networks. Int. J. Commun. Syst. 20 (8) (2007)
Seongkwu Jeon, Jongmin Lee, Hojung Cha, Rhan Ha
Proxy-based failure detection in multimedia streaming environments. Int. J. Commun. Syst. 20 (2) (2007)
Hyoseung Kim, Hojung Cha, Rhan Ha
Dynamic refresh-rate scaling via frame buffer monitoring for power-aware LCD management. Softw. Pract. Exp. 37 (2) (2007)
Sung-Min Lee, Hojung Cha, Rhan Ha
Energy-aware location error handling for object tracking applications in wireless sensor networks. Comput. Commun. 30 (7) (2007)
Jongmin Lee, Hojung Cha, Rhan Ha
Enhancing TCP Throughput and Fairness with a Timer-Based Transmission Control over Heterogeneous Networks. ICOIN (2006)
Hojung Cha, Jongmin Lee, Jaehak Oh, Byung-Joon Park, Rhan Ha
Replacing media caches in streaming proxy servers. J. Syst. Archit. 52 (1) (2006)
Sung-Min Lee, Hojung Cha, Rhan Ha
An Energy-Efficient Location Error Handling Technique for Mobile Object Tracking in Wireless Sensor Networks. WWIC (2006)
Dong-Hyun Kim, Rhan Ha, Hojung Cha
Traffic Load and Lifetime Deviation Based Power-Aware Routing Protocol for Wireless Ad Hoc Networks. WWIC (2006)
Sukwon Choi, Hojung Cha, Rhan Ha
A selective DVS technique based on battery residual. Microprocess. Microsystems 30 (1) (2006)
Hojung Cha, Joonhee Lee, Wonjun Lee, Rhan Ha
Wireless Quality Assessment Using RLP NAK Rate in CDMA2000 1X Networks. IEICE Trans. Commun. (5) (2005)
Jongmin Lee, Hojung Cha, Rhan Ha
A Two-Phase TCP Congestion Control for Reducing Bias over Heterogeneous Networks. ICOIN (2005)
Seungpil Shin, Rhan Ha, Hojung Cha
A Mobility-Based Mobile Multicast with Flexible Range. ICOIN (2004)
Hojung Cha, Rhan Ha, Jane W.-S. Liu
Experimental Analysis of Timing Validation Methods for Distributed Real-Time Systems. J. Supercomput. 25 (1) (2003)
Hojung Cha, Jaehak Oh, Rhan Ha
Dynamic Frame Dropping for Bandwidth Control in MPEG Streaming System. Multim. Tools Appl. 19 (2) (2003)
Hojung Cha, Jaewook Kim, Rhan Ha
Erratum to "Bandwidth constrained smoothing for multimedia streaming with scheduling support" [Journal of Systems Architecture 48 (2003) 353-366]. J. Syst. Archit. 49 (1-2) (2003)
Hojung Cha, Jaewook Kim, Rhan Ha
Bandwidth constrained smoothing for multimedia streaming with scheduling support. J. Syst. Archit. 48 (11-12) (2003)
Hojung Cha, Jiho Bang, Rhan Ha
Static Document Scheduling with Improved Response Time in HTTP/1.1. ICOIN (1) (2002)
Hojung Cha, Rhan Ha
Validating Timing Constraints of Dependent Jobs with Variable Execution Times in Distributed Real-Time Systems. TACAS (2002)
Joosun Hahn, Rhan Ha, Sang Lyul Min, Jane W.-S. Liu
Analysis of Worst Case DMA Response Time in a Fixed-Priority Bus Arbitration Protocol. Real Time Syst. 23 (3) (2002)
Jiho Bang, Rhan Ha, Hojung Cha
A Web Content Scheduling for Improved Latency. ICME (2001)
Hojung Cha, Jongmin Lee, Jaehak Oh, Rhan Ha
Video Server with Tertiary Storage. MSS (2001)
Chang-Gun Lee, Kwangpo Lee, Joosun Hahn, Yang-Min Seo, Sang Lyul Min, Rhan Ha, Seongsoo Hong, Chang Yun Park, Minsuk Lee, Chong-Sang Kim
Bounding Cache-Related Preemption Delay for Real-Time Systems. IEEE Trans. Software Eng. 27 (9) (2001)
Jaewook Kim, Rhan Ha, Hojung Cha
Bandwidth Adaptive Smoothing for Multimedia Delivery. IEEE International Conference on Multimedia and Expo (III) (2000)
Rhan Ha, Hojung Cha, Jane W.-S. Liu
Validating Real-Time Constraints in Heterogeneous Multiprocessor and Distributed Systems. J. Syst. Integr. 9 (3) (1999)
Sung-Kwan Kim, Sang Lyul Min, Rhan Ha
Analysis of the Impacts of Overestimation Sources on the Accuracy of Worst Case Timing Analysis. RTSS (1999)
Chang-Gun Lee, Joosun Hahn, Yang-Min Seo, Sang Lyul Min, Rhan Ha, Seongsoo Hong, Chang Yun Park, Minsuk Lee, Chong-Sang Kim
Analysis of Cache-Related Preemption Delay in Fixed-Priority Preemtive Scheduling. IEEE Trans. Computers 47 (6) (1998)
Chang-Gun Lee, Joosun Hahn, Yang-Min Seo, Sang Lyul Min, Rhan Ha, Seongsoo Hong, Chang Yun Park, Minsuk Lee, Chong-Sang Kim
Enhanced analysis of cache-related preemption delay in fixed-priority preemptive scheduling. RTSS (1997)
Chang-Gun Lee, Joosun Hahn, Sang Lyul Min, Rhan Ha, Seongsoo Hong, Chang Yun Park, Minsuk Lee, Chong-Sang Kim
Analysis of cache-related preemption delay in fixed-priority preemptive scheduling. RTSS (1996)
Sung-Kwan Kim, Sang Lyul Min, Rhan Ha
Efficient worst case timing analysis of data caching. IEEE Real Time Technology and Applications Symposium (1996)
Jane W.-S. Liu, Rhan Ha
Methods for validating real-time constraints. J. Syst. Softw. 30 (1-2) (1995)
Rhan Ha, Jane W.-S. Liu
Validating Timing Constraints in Multiprocessor and Distributed Real-Time Systems. ICDCS (1994)
Jane W.-S. Liu, J. L. Redondo, Zhong Deng, Too-Seng Tia, Riccardo Bettati, A. Silberman, Matthew F. Storch, Rhan Ha, Wei-Kuan Shih
PERTS: A prototyping environment for real-time systems. RTSS (1993)