• 3061 Citations
  • 27 h-Index
1991 …2019

Research output per year

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2019

Always-on quick charging for mobile devices

Kim, D., Jeon, S., Lee, S. & Cha, H., 2019 Mar, 2019 IEEE International Conference on Pervasive Computing and Communications, PerCom 2019. Institute of Electrical and Electronics Engineers Inc., 8767387. (2019 IEEE International Conference on Pervasive Computing and Communications, PerCom 2019).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

AppScope: Application energy metering framework for Android smartphones using kernel activity monitoring

Yoon, C., Kim, D., Jung, W., Kang, C. & Cha, H., 2019 Jan 1, Proceedings of the 2012 USENIX Annual Technical Conference, USENIX ATC 2012. USENIX Association, p. 387-400 14 p. (Proceedings of the 2012 USENIX Annual Technical Conference, USENIX ATC 2012).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

30 Citations (Scopus)

Graphics-aware power governing for mobile devices

Choi, Y., Park, S. & Cha, H., 2019 Jun 12, MobiSys 2019 - Proceedings of the 17th Annual International Conference on Mobile Systems, Applications, and Services. Association for Computing Machinery, Inc, p. 469-481 13 p. (MobiSys 2019 - Proceedings of the 17th Annual International Conference on Mobile Systems, Applications, and Services).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
1 Citation (Scopus)
2018

Accurate prediction of smartphones' skin temperature by considering exothermic components

Park, J., Lee, S. & Cha, H., 2018 Apr 19, Proceedings of the 2018 Design, Automation and Test in Europe Conference and Exhibition, DATE 2018. Institute of Electrical and Electronics Engineers Inc., p. 1500-1503 4 p. (Proceedings of the 2018 Design, Automation and Test in Europe Conference and Exhibition, DATE 2018; vol. 2018-January).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

3 Citations (Scopus)

App-oriented thermal management of mobile devices

Park, J., Lee, S. & Cha, H., 2018 Jul 23, ISLPED 2018 - Proceedings of the 2018 International Symposium on Low Power Electronics and Design. Institute of Electrical and Electronics Engineers Inc., a36. (Proceedings of the International Symposium on Low Power Electronics and Design).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Citation (Scopus)
2017

Collaborative classification for daily activity recognition with a smartwatch

Kim, H., Shin, J., Kim, S., Ko, Y., Lee, K., Cha, H., Hahm, S. I. & Kwon, T., 2017 Feb 6, 2016 IEEE International Conference on Systems, Man, and Cybernetics, SMC 2016 - Conference Proceedings. Institute of Electrical and Electronics Engineers Inc., p. 3707-3712 6 p. 7844810. (2016 IEEE International Conference on Systems, Man, and Cybernetics, SMC 2016 - Conference Proceedings).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

4 Citations (Scopus)
2016

Crowdsensing-based smartphone use guide for battery life extension

Chon, A., Lee, G., Ha, R. & Cha, H., 2016 Sep 12, UbiComp 2016 - Proceedings of the 2016 ACM International Joint Conference on Pervasive and Ubiquitous Computing. Association for Computing Machinery, Inc, p. 958-969 12 p. (UbiComp 2016 - Proceedings of the 2016 ACM International Joint Conference on Pervasive and Ubiquitous Computing).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2 Citations (Scopus)

Prediction-based personalized offloading of cellular traffic through WiFi networks

Kim, S., Chon, Y., Lee, S. & Cha, H., 2016 Apr 19, 2016 IEEE International Conference on Pervasive Computing and Communications, PerCom 2016. Institute of Electrical and Electronics Engineers Inc., 7456516. (2016 IEEE International Conference on Pervasive Computing and Communications, PerCom 2016).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

5 Citations (Scopus)

Tbooster: Adaptive touch boosting for mobile texting

Jung, N., Lee, G., Lee, S. & Cha, H., 2016 Feb 23, HotMobile 2016 - Proceedings of the 17th International Workshop on Mobile Computing Systems and Applications. Association for Computing Machinery, Inc, p. 63-68 6 p. (HotMobile 2016 - Proceedings of the 17th International Workshop on Mobile Computing Systems and Applications).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Citation (Scopus)

T-DVS: Temperature-aware DVS based on Temperature Inversion Phenomenon

Park, J. & Cha, H., 2016 Aug 8, ISLPED 2016 - Proceedings of the 2016 International Symposium on Low Power Electronics and Design. Institute of Electrical and Electronics Engineers Inc., p. 248-253 6 p. (Proceedings of the International Symposium on Low Power Electronics and Design).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

3 Citations (Scopus)
2015

EnTrack: A system facility for analyzing energy consumption of android system services

Lee, S., Jung, W., Chon, Y. & Cha, H., 2015 Sep 7, UbiComp 2015 - Proceedings of the 2015 ACM International Joint Conference on Pervasive and Ubiquitous Computing. Association for Computing Machinery, Inc, p. 191-202 12 p. (UbiComp 2015 - Proceedings of the 2015 ACM International Joint Conference on Pervasive and Ubiquitous Computing).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

13 Citations (Scopus)

Evaluating battery aging on mobile devices

Lee, J., Chon, Y. & Cha, H., 2015 Jul 24, 2015 52nd ACM/EDAC/IEEE Design Automation Conference, DAC 2015. Institute of Electrical and Electronics Engineers Inc., 7167320. (Proceedings - Design Automation Conference; vol. 2015-July).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

9 Citations (Scopus)

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

Lee, S., Kim, Y., Ahn, D., Ha, R., Lee, K. & Cha, H., 2015 Sep 7, UbiComp 2015 - Proceedings of the 2015 ACM International Joint Conference on Pervasive and Ubiquitous Computing. Association for Computing Machinery, Inc, p. 939-950 12 p. (UbiComp 2015 - Proceedings of the 2015 ACM International Joint Conference on Pervasive and Ubiquitous Computing).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

13 Citations (Scopus)

Reducing energy consumption of alarm-induced wake-ups on android smartphones

Park, S., Kim, D. & Cha, H., 2015 Feb 12, HotMobile 2015 - 16th International Workshop on Mobile Computing Systems and Applications. Association for Computing Machinery, Inc, p. 33-38 6 p. (HotMobile 2015 - 16th International Workshop on Mobile Computing Systems and Applications).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

6 Citations (Scopus)
2014

Content-centric display energy management for mobile devices

Kim, D., Jung, N. & Cha, H., 2014 Jan 1, DAC 2014 - 51st Design Automation Conference, Conference Proceedings. Institute of Electrical and Electronics Engineers Inc., 2593113. (Proceedings - Design Automation Conference).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

17 Citations (Scopus)

CoSMiC: Designing a mobile crowd-sourced collaborative application to find a missing child in situ

Shin, H., Park, T., Kang, S., Lee, B., Song, J., Chon, Y. & Cha, H., 2014 Sep 23, MobileHCI 2014 - Proceedings of the 16th ACM International Conference on Human-Computer Interaction with Mobile Devices and Services. Association for Computing Machinery, Inc, p. 389-398 10 p. (MobileHCI 2014 - Proceedings of the 16th ACM International Conference on Human-Computer Interaction with Mobile Devices and Services).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

11 Citations (Scopus)

Powerlet: An active battery interface for smartphones

Jung, W., Chon, Y., Kim, D. & Cha, H., 2014 Jan 1, UbiComp 2014 - Proceedings of the 2014 ACM International Joint Conference on Pervasive and Ubiquitous Computing. Association for Computing Machinery, Inc, p. 45-56 12 p. (UbiComp 2014 - Proceedings of the 2014 ACM International Joint Conference on Pervasive and Ubiquitous Computing).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

7 Citations (Scopus)

Sensing WiFi packets in the air: Practicality and implications in urban mobility monitoring

Chon, Y., Kim, S., Lee, S., Kim, D., Kim, Y. & Cha, H., 2014 Jan 1, UbiComp 2014 - Proceedings of the 2014 ACM International Joint Conference on Pervasive and Ubiquitous Computing. Association for Computing Machinery, Inc, p. 189-200 12 p. (UbiComp 2014 - Proceedings of the 2014 ACM International Joint Conference on Pervasive and Ubiquitous Computing).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

25 Citations (Scopus)

User interaction-based profiling system for android application tuning

Lee, S., Yoon, C. & Cha, H., 2014 Jan 1, UbiComp 2014 - Proceedings of the 2014 ACM International Joint Conference on Pervasive and Ubiquitous Computing. Association for Computing Machinery, Inc, p. 289-299 11 p. (UbiComp 2014 - Proceedings of the 2014 ACM International Joint Conference on Pervasive and Ubiquitous Computing).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

7 Citations (Scopus)
2013

Autonomous construction of a mountain terrain map using low-cost sensors and group information

Lee, S., Mengliev, S., Chon, Y., Ha, R. & Cha, H., 2013 Dec 1, Proceedings - 2013 IEEE Military Communications Conference, MILCOM 2013. p. 328-333 6 p. 6735644. (Proceedings - IEEE Military Communications Conference MILCOM).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Autonomous place naming system using opportunistic crowdsensing and knowledge from crowdsourcing

Chon, Y., Kim, Y. & Cha, H., 2013 May 1, IPSN 2013 - Proceedings of the 12th International Conference on Information Processing in Sensor Networks, Part of CPSWeek 2013. p. 19-30 12 p. (IPSN 2013 - Proceedings of the 12th International Conference on Information Processing in Sensor Networks, Part of CPSWeek 2013).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

24 Citations (Scopus)

Piggyback CrowdSensing (PCS): Energy efficient crowdsourcing of mobile sensor data by exploiting smartphone app opportunities

Lane, N. D., Chon, Y., Zhou, L., Zhang, Y., Li, F., Kimz, D., Ding, G., Zhao, F. & Cha, H., 2013 Jan 1, SenSys 2013 - Proceedings of the 11th ACM Conference on Embedded Networked Sensor Systems. Association for Computing Machinery, 7. (SenSys 2013 - Proceedings of the 11th ACM Conference on Embedded Networked Sensor Systems).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

115 Citations (Scopus)

Runtime power estimation of mobile AMOLED displays

Kim, D., Jung, W. & Cha, H., 2013 Oct 21, Proceedings - Design, Automation and Test in Europe, DATE 2013. p. 61-64 4 p. 6513473. (Proceedings -Design, Automation and Test in Europe, DATE).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

17 Citations (Scopus)

Understanding the coverage and scalability of place-centric crowdsensing

Chon, Y., Lane, N. D., Kim, Y., Zhao, F. & Cha, H., 2013 Oct 15, UbiComp 2013 - Proceedings of the 2013 ACM International Joint Conference on Pervasive and Ubiquitous Computing. p. 3-12 10 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

99 Citations (Scopus)

UserScope: A fine-grained framework for collecting energy-related smartphone user contexts

Jung, W., Kim, K. & Cha, H., 2013 Jan 1, Proceedings - 2013 19th IEEE International Conference on Parallel and Distributed Systems, ICPADS 2013. IEEE Computer Society, p. 158-165 8 p. 6808170. (Proceedings of the International Conference on Parallel and Distributed Systems - ICPADS).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

7 Citations (Scopus)

WakeScope: Runtime WakeLock anomaly management scheme for Android platform

Kim, K. & Cha, H., 2013 Jan 1, 2013 Proceedings of the International Conference on Embedded Software, EMSOFT 2013. IEEE Computer Society, 6658605. (2013 Proceedings of the International Conference on Embedded Software, EMSOFT 2013).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

15 Citations (Scopus)
2012

A pedestrian tracking system using group mobility information

Lee, S., Shin, H. & Cha, H., 2012 Dec 1, MILCOM 2012 - 2012 IEEE Military Communications Conference. 6415710. (Proceedings - IEEE Military Communications Conference MILCOM).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

3 Citations (Scopus)

A sensor network-based multiple acoustic source localization algorithm

Ahn, J. & Cha, H., 2012 Jul 12, 27th Annual ACM Symposium on Applied Computing, SAC 2012. p. 544-549 6 p. (Proceedings of the ACM Symposium on Applied Computing).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Citation (Scopus)

Automatically characterizing places with opportunistic crowdsensing using smartphones

Chon, Y., Lane, N. D., Li, F., Cha, H. & Zhao, F., 2012 Oct 19, UbiComp'12 - Proceedings of the 2012 ACM Conference on Ubiquitous Computing. p. 481-490 10 p. (UbiComp'12 - Proceedings of the 2012 ACM Conference on Ubiquitous Computing).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

186 Citations (Scopus)

DevScope: A nonintrusive and online power analysis tool for smartphone hardware components

Jung, W., Kang, C., Yoon, C., Kim, D. & Cha, H., 2012 Nov 19, CODES+ISSS'12 - Proceedings of the 10th ACM International Conference on Hardware/Software-Codesign and System Synthesis, Co-located with ESWEEK. p. 353-362 10 p. (CODES+ISSS'12 - Proceedings of the 10th ACM International Conference on Hardware/Software-Codesign and System Synthesis, Co-located with ESWEEK).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

86 Citations (Scopus)

Evaluating mobility models for temporal prediction with high-granularity mobility data

Chon, Y., Shin, H., Talipov, E. & Cha, H., 2012 Jun 4, 2012 IEEE International Conference on Pervasive Computing and Communications, PerCom 2012. p. 206-212 7 p. 6199868. (2012 IEEE International Conference on Pervasive Computing and Communications, PerCom 2012).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

59 Citations (Scopus)

PION: Human mobility-based service provisioning framework for smartphone users

Yoon, C., Chon, Y. & Cha, H., 2012 Nov 1, 2012 9th Annual IEEE Communications Society Conference on Sensor, Mesh and Ad Hoc Communications and Networks, SECON 2012. p. 174-181 8 p. 6275774. (Annual IEEE Communications Society Conference on Sensor, Mesh and Ad Hoc Communications and Networks workshops; vol. 1).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Citation (Scopus)

Smartphone-based Wi-Fi pedestrian-tracking system tolerating the RSS variance problem

Kim, Y., Shin, H. & Cha, H., 2012 Jun 4, 2012 IEEE International Conference on Pervasive Computing and Communications, PerCom 2012. p. 11-19 9 p. 6199844. (2012 IEEE International Conference on Pervasive Computing and Communications, PerCom 2012).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

55 Citations (Scopus)
2011

Autonomous construction of a WiFi access point map using multidimensional scaling

Koo, J. & Cha, H., 2011 Jun 20, Pervasive Computing - 9th International Conference, Pervasive 2011, Proceedings. p. 115-132 18 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 6696 LNCS).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

14 Citations (Scopus)

FindingMiMo: Tracing a missing mobile phone using daily observations

Shin, H., Chon, Y., Park, K. & Cha, H., 2011 Aug 8, MobiSys'11 - Compilation Proceedings of the 9th International Conference on Mobile Systems, Applications, and Services and Co-located Workshops. p. 29-42 14 p. (MobiSys'11 - Compilation Proceedings of the 9th International Conference on Mobile Systems, Applications and Services and Co-located Workshops).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

11 Citations (Scopus)

Mobility prediction-based smartphone energy optimization for everyday location monitoring

Chon, Y., Talipov, E., Shin, H. & Cha, H., 2011 Dec 19, SenSys 2011 - Proceedings of the 9th ACM Conference on Embedded Networked Sensor Systems. p. 82-95 14 p. (SenSys 2011 - Proceedings of the 9th ACM Conference on Embedded Networked Sensor Systems).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

104 Citations (Scopus)
2010

A decentralized approach for monitoring timing constraints of event flows

Kim, H., Yi, S., Jung, W. & Cha, H., 2010 Dec 1, Proceedings - 31st IEEE Real-Time Systems Symposium, RTSS 2010. p. 327-336 10 p. 5702242. (Proceedings - Real-Time Systems Symposium).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

3 Citations (Scopus)

Wi-Fi fingerprint-based topological map building for indoor user tracking

Shin, H. & Cha, H., 2010 Nov 24, Proceedings - 16th IEEE International Conference on Embedded and Real-Time Computing Systems and Applications, RTCSA 2010. p. 105-113 9 p. 5591303. (Proceedings - 16th IEEE International Conference on Embedded and Real-Time Computing Systems and Applications, RTCSA 2010).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

24 Citations (Scopus)
2009

6LoWPAN-SNMP: Simple network management protocol for 6LoWPAN

Choi, H., Kim, N. & Cha, H., 2009 Nov 20, 2009 11th IEEE International Conference on High Performance Computing and Communications, HPCC 2009. p. 305-313 9 p. 5167008. (2009 11th IEEE International Conference on High Performance Computing and Communications, HPCC 2009).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

21 Citations (Scopus)

Demo abstract: IEEE 802.15.4a-based anchor-free mobile node localization system

Yoon, C., Choi, H., Lee, S., Cha, H., Song, B. & Lee, H., 2009 Nov 16, 2009 International Conference on Information Processing in Sensor Networks, IPSN 2009. p. 403-404 2 p. 5211896. (2009 International Conference on Information Processing in Sensor Networks, IPSN 2009).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

3 Citations (Scopus)

IPv6 lightweight stateless address autoconfiguration for 6LoWPAN using color coordinators

Shin, H., Talipov, E. & Cha, H., 2009 Sep 28, 7th Annual IEEE International Conference on Pervasive Computing and Communications, PerCom 2009. 4912770. (7th Annual IEEE International Conference on Pervasive Computing and Communications, PerCom 2009).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

17 Citations (Scopus)
2008

A localization technique for mobile sensor networks using archived anchor information

Yi, J., Koo, J. & Cha, H., 2008 Sep 19, 2008 5th Annual IEEE Communications Society Conference on Sensor, Mesh and Ad Hoc Communications and Networks, SECON. p. 64-72 9 p. 4557741. (2008 5th Annual IEEE Communications Society Conference on Sensor, Mesh and Ad Hoc Communications and Networks, SECON).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

15 Citations (Scopus)

A power management mechanism for handheld systems having a multimedia accelerator

Ahn, J., Min, J. H., Cha, H. & Ha, R., 2008 Aug 15, 6th Annual IEEE International Conference on Pervasive Computing and Communications, PerCom 2008. p. 663-668 6 p. 4517473. (6th Annual IEEE International Conference on Pervasive Computing and Communications, PerCom 2008).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

4 Citations (Scopus)

Automated sensor-specific power management for wireless sensor networks

Kim, N., Choi, S. & Cha, H., 2008 Dec 1, 2008 5th IEEE International Conference on Mobile Ad-Hoc and Sensor Systems, MASS 2008. p. 305-314 10 p. 4660053. (2008 5th IEEE International Conference on Mobile Ad-Hoc and Sensor Systems, MASS 2008).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

20 Citations (Scopus)

Demo abstract: Sensible doctor - A mobile diagnosis tool for wireless sensor networks

Cha, S., Shin, H. & Cha, H., 2008 Sep 12, Proceedings - 2008 International Conference on Information Processing in Sensor Networks, IPSN 2008. p. 565-566 2 p. 4505519. (Proceedings - 2008 International Conference on Information Processing in Sensor Networks, IPSN 2008).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

4 Citations (Scopus)

Device driver abstraction for multithreaded sensor network operating systems

Choi, H., Yoon, C. & Cha, H., 2008 Aug 27, Wireless Sensor Networks - 5th European Conference, EWSN 2008, Proceedings. p. 354-368 15 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 4913 LNCS).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2 Citations (Scopus)

Localization in mobile ad hoc networks using cumulative route information

Koo, J., Yi, J. & Cha, H., 2008 Dec 1, UbiComp 2008 - Proceedings of the 10th International Conference on Ubiquitous Computing. p. 124-133 10 p. (UbiComp 2008 - Proceedings of the 10th International Conference on Ubiquitous Computing).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

6 Citations (Scopus)

Structural Health Monitoring system based on strain gauge enabled wireless sensor nodes

Choi, H., Choi, S. & Cha, H., 2008 Oct 8, Proceedings of INSS 2008 - 5th International Conference on Networked Sensing Systems. p. 211-214 4 p. 4610888. (Proceedings of INSS 2008 - 5th International Conference on Networked Sensing Systems).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

47 Citations (Scopus)

Y-MAC: An energy-efficient multi-channel MAC protocol for dense wireless sensor networks

Kim, Y., Shin, H. & Cha, H., 2008 Sep 12, Proceedings - 2008 International Conference on Information Processing in Sensor Networks, IPSN 2008. p. 53-63 11 p. 4505462. (Proceedings - 2008 International Conference on Information Processing in Sensor Networks, IPSN 2008).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

204 Citations (Scopus)
2007

A SoC-based sensor node: Evaluation of RETOS-enabled CC2430

Choi, S., Cha, H. & Cho, S. C., 2007 Dec 1, 2007 4th Annual IEEE Communications Society Conference on Sensor, Mesh and Ad Hoc Communications and Networks, SECON. p. 132-141 10 p. 4292825. (2007 4th Annual IEEE Communications Society Conference on Sensor, Mesh and Ad Hoc Communications and Networks, SECON).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

5 Citations (Scopus)