Rhan Ha

According to our database, Rhan Ha authored at least 62 papers between 1993 and 2024.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of four.

2024

HarvAR: Mobile Augmented-Reality-Assisted Photovoltaic Energy-Harvesting Sensor Management.

Daeyong Kim, Junick Ahn, Jiwon Kim, Rhan Ha, Hojung Cha

IEEE Internet Things J., September, 2024

2023

Controlling Action Space of Reinforcement-Learning-Based Energy Management in Batteryless Applications.

Junick Ahn, Daeyong Kim, Rhan Ha, Hojung Cha

IEEE Internet Things J., June, 2023

2022

Optimizing Energy Consumption of Mobile Games.

Yonghun Choi, Seonghoon Park, Seunghyeok Jeon, Rhan Ha, Hojung Cha

IEEE Trans. Mob. Comput., 2022

State-of-Charge Estimation of Supercapacitors in Transiently-Powered Sensor Nodes.

Junick Ahn, Daeyong Kim, Rhan Ha, Hojung Cha

IEEE Trans. Comput. Aided Des. Integr. Circuits Syst., 2022

2021

Revisiting the battery level indicator of mobile devices.

Seunghyeok Jeon, Daeyong Kim, Junick Ahn, Rhan Ha, Hojung Cha

Des. Autom. Embed. Syst., 2021

2019

Improving Energy Efficiency of Android Devices by Preventing Redundant Frame Generation.

Gwangmin Lee, Seokjun Lee, Geonju Kim, Yonghun Choi, Rhan Ha, Hojung Cha

IEEE Trans. Mob. Comput., 2019

Click Sequence Prediction in Android Mobile Applications.

Seokjun Lee, Rhan Ha, Hojung Cha

IEEE Trans. Hum. Mach. Syst., 2019

Provisioning of energy consumption information for mobile ads.

Seokjun Lee, Minyoung Go, Rhan Ha, Hojung Cha

Pervasive Mob. Comput., 2019

2018

Fully automated OLED display power modeling for mobile devices.

Yonghun Choi, Rhan Ha, Hojung Cha

Pervasive Mob. Comput., 2018

2017

Scalable and consistent radio map management using participatory sensing.

Yungeun Kim, Seokjun Lee, Yohan Chon, Rhan Ha, Hojung Cha

Pervasive Mob. Comput., 2017

Accurate power modeling of modern mobile application processors.

Chanmin Yoon, Seokjun Lee, Yonghun Choi, Rhan Ha, Hojung Cha

J. Syst. Archit., 2017

2016

Provisioning of power event APIs as a mobile OS facility.

Chanmin Yoon, Seokjun Lee, Rhan Ha, Hojung Cha

J. Syst. Archit., 2016

Crowdsensing-based smartphone use guide for battery life extension.

Yohan Chon, Gwangmin Lee, Rhan Ha, Hojung Cha

Proceedings of the 2016 ACM International Joint Conference on Pervasive and Ubiquitous Computing, 2016

2015

Non-obstructive room-level locating system in home environments using activity fingerprints from smartwatch.

Seungwoo Lee, Yungeun Kim, Daye Ahn, Rhan Ha, Kyoungwoo Lee, Hojung Cha

Proceedings of the 2015 ACM International Joint Conference on Pervasive and Ubiquitous Computing, 2015

2014

IEEE 802.15.4a CSS-based mobile object locating system using sequential Monte Carlo method.

Seungwoo Lee, Hyojeong Shin, Rhan Ha, Hojung Cha

Comput. Commun., 2014

Personalized Energy Auditor: Estimating personal electricity usage.

Seungwoo Lee, Daye Ahn, Sukjun Lee, Rhan Ha, Hojung Cha

Proceedings of the IEEE International Conference on Pervasive Computing and Communications, 2014

2013

Occupancy Prediction Algorithms for Thermostat Control Systems Using Mobile Devices.

Seungwoo Lee, Yohan Chon, Yunjong Kim, Rhan Ha, Hojung Cha

IEEE Trans. Smart Grid, 2013

Automatic Standby Power Management Using Usage Profiling and Prediction.

Seungwoo Lee, Gilyoung Ryu, Yohan Chon, Rhan Ha, Hojung Cha

IEEE Trans. Hum. Mach. Syst., 2013

Autonomous Construction of a Mountain Terrain Map Using Low-Cost Sensors and Group Information.

Sungnam Lee, Sanjar Mengliev, Yohan Chon, Rhan Ha, Hojung Cha

Proceedings of the 32th IEEE Military Communications Conference, 2013

2011

Inertial Sensor-Based Indoor Pedestrian Localization with Minimum 802.15.4a Configuration.

Seungwoo Lee, Byounggeun Kim, Hoon Kim, Rhan Ha, Hojung Cha

IEEE Trans. Ind. Informatics, 2011

2010

Density-adaptive network reprogramming protocol for wireless sensor networks.

Sungkyu Cho, Hyojeong Shin, Seungjae Han, Hojung Cha, Rhan Ha

Wirel. Commun. Mob. Comput., 2010

2009

Micro Sensor Node for Air Pollutant Monitoring: Hardware and Software Issues.

Sukwon Choi, Nakyoung Kim, Hojung Cha, Rhan Ha

Sensors, 2009

System-level integrated power management for handheld systems.

Jung-Hi Min, Hojung Cha, Rhan Ha

Microprocess. Microsystems, 2009

Improving energy efficiency for flash memory based embedded applications.

Hyungkeun Song, Sukwon Choi, Hojung Cha, Rhan Ha

J. Syst. Archit., 2009

A Fault-tolerant Adaptive Node Scheduling Scheme for Wireless Sensor Networks.

Jungeun Choi, Joosun Hahn, Rhan Ha

J. Inf. Sci. Eng., 2009

An energy-aware transmission mechanism for WiFi-based mobile devices handling upload TCP traffic.

Taehyun Kim, Jongmin Lee, Hojung Cha, Rhan Ha

Int. J. Commun. Syst., 2009

Improving TCP fairness and performance with bulk transmission control over lossy wireless channel.

Jongmin Lee, Hojung Cha, Rhan Ha

Comput. Networks, 2009

2008

A traffic control system for IEEE 802.11 networks based on available bandwidth estimation.

Dukju Ko, Seungjae Han, Hojung Cha, Rhan Ha

Wirel. Commun. Mob. Comput., 2008

A time-dominated TCP congestion control over heterogeneous networks.

Jongmin Lee, Hojung Cha, Rhan Ha

Int. J. Commun. Syst., 2008

A Power Management mechanism for Handheld Systems having a Multimedia Accelerator.

Junho Ahn, Jung-Hi Min, Hojung Cha, Rhan Ha

Proceedings of the Sixth Annual IEEE International Conference on Pervasive Computing and Communications (PerCom 2008), 2008

2007

Dynamic refresh-rate scaling via frame buffer monitoring for power-aware LCD management.

Hyoseung Kim, Hojung Cha, Rhan Ha

Softw. Pract. Exp., 2007

Empirical evaluation of receiver-based TCP delay control in CDMA2000 networks.

Oh-keun Kwon, Hojung Cha, Seung-Jae Han, Rhan Ha

Int. J. Commun. Syst., 2007

Proxy-based failure detection in multimedia streaming environments.

Seongkwu Jeon, Jongmin Lee, Hojung Cha, Rhan Ha

Int. J. Commun. Syst., 2007

Energy-aware location error handling for object tracking applications in wireless sensor networks.

Sung-Min Lee, Hojung Cha, Rhan Ha

Comput. Commun., 2007

2006

A selective DVS technique based on battery residual.

Sukwon Choi, Hojung Cha, Rhan Ha

Microprocess. Microsystems, 2006

Replacing media caches in streaming proxy servers.

Hojung Cha, Jongmin Lee, Jaehak Oh, Byung-Joon Park, Rhan Ha

J. Syst. Archit., 2006

An Energy-Efficient Location Error Handling Technique for Mobile Object Tracking in Wireless Sensor Networks.

Sung-Min Lee, Hojung Cha, Rhan Ha

Proceedings of the Wired/Wireless Internet Communications, 4th International Conference, 2006

Traffic Load and Lifetime Deviation Based Power-Aware Routing Protocol for Wireless Ad Hoc Networks.

Dong-Hyun Kim, Rhan Ha, Hojung Cha

Proceedings of the Wired/Wireless Internet Communications, 4th International Conference, 2006

Enhancing TCP Throughput and Fairness with a Timer-Based Transmission Control over Heterogeneous Networks.

Jongmin Lee, Hojung Cha, Rhan Ha

Proceedings of the Information Networking, 2006

2005

Wireless Quality Assessment Using RLP NAK Rate in CDMA2000 1X Networks.

Hojung Cha, Joonhee Lee, Wonjun Lee, Rhan Ha

IEICE Trans. Commun., 2005

A Two-Phase TCP Congestion Control for Reducing Bias over Heterogeneous Networks.

Jongmin Lee, Hojung Cha, Rhan Ha

Proceedings of the Information Networking, 2005

2004

A Mobility-Based Mobile Multicast with Flexible Range.

Seungpil Shin, Rhan Ha, Hojung Cha

Proceedings of the Information Networking, 2004

2003

Experimental Analysis of Timing Validation Methods for Distributed Real-Time Systems.

Hojung Cha, Rhan Ha, Jane W.-S. Liu

J. Supercomput., 2003

Dynamic Frame Dropping for Bandwidth Control in MPEG Streaming System.

Hojung Cha, Jaehak Oh, Rhan Ha

Multim. Tools Appl., 2003

Bandwidth constrained smoothing for multimedia streaming with scheduling support.

Hojung Cha, Jaewook Kim, Rhan Ha

J. Syst. Archit., 2003

Erratum to "Bandwidth constrained smoothing for multimedia streaming with scheduling support" [Journal of Systems Architecture 48 (2003) 353-366].

Hojung Cha, Jaewook Kim, Rhan Ha

J. Syst. Archit., 2003

2002

Analysis of Worst Case DMA Response Time in a Fixed-Priority Bus Arbitration Protocol.

Joosun Hahn, Rhan Ha, Sang Lyul Min, Jane W.-S. Liu

Real Time Syst., 2002

Validating Timing Constraints of Dependent Jobs with Variable Execution Times in Distributed Real-Time Systems.

Hojung Cha, Rhan Ha

Proceedings of the Tools and Algorithms for the Construction and Analysis of Systems, 2002

Static Document Scheduling with Improved Response Time in HTTP/1.1.

Hojung Cha, Jiho Bang, Rhan Ha

Proceedings of the Information Networking, 2002

2001

Bounding Cache-Related Preemption Delay for Real-Time Systems.

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

IEEE Trans. Software Eng., 2001

Video Server with Tertiary Storage.

Hojung Cha, Jongmin Lee, Jaehak Oh, Rhan Ha

Proceedings of the 18th IEEE Symposium on Mass Storage Systems, 2001

A Web Content Scheduling for Improved Latency.

Jiho Bang, Rhan Ha, Hojung Cha

Proceedings of the 2001 IEEE International Conference on Multimedia and Expo, 2001

2000

Bandwidth Adaptive Smoothing for Multimedia Delivery.

Jaewook Kim, Rhan Ha, Hojung Cha

Proceedings of the 2000 IEEE International Conference on Multimedia and Expo, 2000

1999

Validating Real-Time Constraints in Heterogeneous Multiprocessor and Distributed Systems.

Rhan Ha, Hojung Cha, Jane W.-S. Liu

J. Syst. Integr., 1999

Analysis of the Impacts of Overestimation Sources on the Accuracy of Worst Case Timing Analysis.

Sung-Kwan Kim, Sang Lyul Min, Rhan Ha

Proceedings of the 20th IEEE Real-Time Systems Symposium, 1999

1998

Analysis of Cache-Related Preemption Delay in Fixed-Priority Preemtive Scheduling.

Chang-Gun Lee, Joosun Hahn, Yang-Min Seo, Sang Lyul Min, Rhan Ha, Seongsoo Hong, Chang Yun Park, Minsuk Lee, Chong-Sang Kim

IEEE Trans. Computers, 1998

1997

Enhanced analysis of cache-related preemption delay in fixed-priority preemptive scheduling.

Chang-Gun Lee, Joosun Hahn, Yang-Min Seo, Sang Lyul Min, Rhan Ha, Seongsoo Hong, Chang Yun Park, Minsuk Lee, Chong-Sang Kim

Proceedings of the 18th IEEE Real-Time Systems Symposium (RTSS '97), 1997

1996

Analysis of cache-related preemption delay in fixed-priority preemptive scheduling.

Chang-Gun Lee, Joosun Hahn, Sang Lyul Min, Rhan Ha, Seongsoo Hong, Chang Yun Park, Minsuk Lee, Chong-Sang Kim

Proceedings of the 17th IEEE Real-Time Systems Symposium (RTSS '96), 1996

Efficient worst case timing analysis of data caching.

Sung-Kwan Kim, Sang Lyul Min, Rhan Ha

Proceedings of the 2nd IEEE Real-Time Technology and Applications Symposium, 1996

1995

Methods for validating real-time constraints.

Jane W.-S. Liu, Rhan Ha

J. Syst. Softw., 1995

1994

Validating Timing Constraints in Multiprocessor and Distributed Real-Time Systems.

Rhan Ha, Jane W.-S. Liu

Proceedings of the 14th International Conference on Distributed Computing Systems, 1994

1993

PERTS: A prototyping environment for real-time systems.

Jane W.-S. Liu, J. L. Redondo, Zhong Deng, Too-Seng Tia, Riccardo Bettati, A. Silberman, Matthew F. Storch, Rhan Ha, Wei-Kuan Shih

Proceedings of the Real-Time Systems Symposium. Raleigh-Durham, NC, USA, December 1993, 1993