Unsupervised Locating of WiFi Access Points Using SmartphonesKOO, Jahyoung; CHA, Hojung.IEEE transactions on systems, man and cybernetics. Part C, Applications and reviews. 2012, Vol 42, Num 6, pp 1341-1353, issn 1094-6977, 13 p.Article

Communication capacity-based message exchange mechanism for delay-tolerant networksTALIPOV, Elmurod; CHA, Hojung.Computer networks (1999). 2011, Vol 55, Num 15, pp 3408-3422, issn 1389-1286, 15 p.Article

An active tracking system using IEEE 802.15.4-based ultrasonic sensor devicesYI, Shinyoung; CHA, Hojung.Lecture notes in computer science. 2006, pp 485-494, issn 0302-9743, isbn 3-540-36850-7, 1Vol, 10 p.Conference Paper

Localizing WiFi Access Points Using Signal StrengthKOO, Jahyoung; CHA, Hojung.IEEE communications letters. 2011, Vol 15, Num 2, pp 187-189, issn 1089-7798, 3 p.Article

A Grid-Based Tracking Mechanism with Satisfaction of Energy Conservation and Guaranteed QoS in Wireless Sensor NetworksLEE, Sung-Min; CHA, Hojung.Lecture notes in computer science. 2006, pp 286-295, issn 0302-9743, isbn 3-540-48563-5, 1Vol, 10 p.Conference Paper

A receiver-driven TCP flow control in CDMA2000 wireless networks with constrained mobile resourcesLEE, Jongmin; CHA, Hojung.Computer networks (1999). 2004, Vol 46, Num 2, pp 237-252, issn 1389-1286, 16 p.Article

Smartphone-based indoor pedestrian tracking using geo-magnetic observationsL, Sungnam; CHON, Yohan; CHA, Hojung et al.Journal of mobile information systems. 2013, Vol 9, Num 2, pp 123-137, issn 1574-017X, 15 p.Article

Data delivery scheme for intermittently connected mobile sensor networksCHA, Seunghun; TALIPOV, Elmurod; CHA, Hojung et al.Computer communications. 2013, Vol 36, Num 5, pp 504-519, issn 0140-3664, 16 p.Article

Reducing congestion in real-time multi-party-tracking sensor network applicationsJUNG, Wonwoo; SHIN, Sujeong; CHOI, Sukwon et al.Lecture notes in computer science. 2005, pp 1191-1200, issn 0302-9743, isbn 3-540-30803-2, 1Vol, 10 p.Conference Paper

A traffic control system for IEEE 802.11 networks based on available bandwidth estimationKO, Dukju; HAN, Seungjae; CHA, Hojung et al.Wireless communications and mobile computing (Print). 2008, Vol 8, Num 4, pp 407-419, issn 1530-8669, 13 p.Article

Enhancing TCP Throughput and Fairness with a Timer-Based Transmission Control over Heterogeneous NetworksLEE, Jongmin; CHA, Hojung; HA, Rhan et al.Lecture notes in computer science. 2006, pp 650-659, issn 0302-9743, isbn 3-540-48563-5, 1Vol, 10 p.Conference Paper

Unsupervised Construction of an Indoor Floor Plan Using a SmartphoneSHIN, Hyojeong; CHON, Yohan; CHA, Hojung et al.IEEE transactions on systems, man and cybernetics. Part C, Applications and reviews. 2012, Vol 42, Num 6, pp 889-898, issn 1094-6977, 10 p.Article

Energy-aware location error handling for object tracking applications in wireless sensor networks : Wired/wireless internet communicationsLEE, Sung-Min; CHA, Hojung; HA, Rhan et al.Computer communications. 2007, Vol 30, Num 7, pp 1443-1450, issn 0140-3664, 8 p.Article

Traffic load and lifetime deviation based power-aware routing protocol for wireless ad hoc networksKIM, Dong-Hyun; HA, Rhan; CHA, Hojung et al.Lecture notes in computer science. 2006, pp 325-336, issn 0302-9743, isbn 3-540-34023-8, 1Vol, 12 p.Conference Paper

Wireless quality assessment using RLP NAK rate in CDMA2000 1X networksCHA, Hojung; LEE, Joonhee; LEE, Wonjun et al.IEICE transactions on communications. 2005, Vol 88, Num 5, pp 2177-2181, issn 0916-8516, 5 p.Article

Bandwidth constrained smoothing for multimedia streaming with scheduling supportCHA, Hojung; KIM, Jaewook; HA, Rhan et al.Journal of systems architecture. 2003, Vol 48, Num 11-12, pp 353-366, issn 1383-7621, 14 p.Article

Smartphone-Based Collaborative and Autonomous Radio FingerprintingKIM, Yungeun; CHON, Yohan; CHA, Hojung et al.IEEE transactions on systems, man and cybernetics. Part C, Applications and reviews. 2012, Vol 42, Num 1, pp 112-122, issn 1094-6977, 11 p.Article

Distributed geographic service discovery for mobile sensor networksHWANG, Choonha; TALIPOV, Elmurod; CHA, Hojung et al.Computer networks (1999). 2011, Vol 55, Num 5, pp 1069-1082, issn 1389-1286, 14 p.Article

An energy-efficient location error handling technique for mobile object tracking in wireless sensor networksLEE, Sung-Min; CHA, Hojung; HA, Rhan et al.Lecture notes in computer science. 2006, pp 337-348, issn 0302-9743, isbn 3-540-34023-8, 1Vol, 12 p.Conference Paper

A two-phase TCP congestion control for reducing bias over heterogeneous networksLEE, Jongmin; CHA, Hojung; HA, Rhan et al.Lecture notes in computer science. 2005, pp 99-108, issn 0302-9743, isbn 3-540-24467-0, 10 p.Conference Paper

Density-adaptive network reprogramming protocol for wireless sensor networksCHO, Sungkyu; SHIN, Hyojeong; HAN, Seungjae et al.Wireless communications and mobile computing (Print). 2010, Vol 10, Num 6, pp 857-874, issn 1530-8669, 18 p.Article

Validating timing constraints of dependent jobs with variable execution times in distributed real-time systemsCHA, Hojung; HA, Rhan.Lecture notes in computer science. 2002, pp 83-97, issn 0302-9743, isbn 3-540-43419-4Conference Paper

A mobility-based Mobile multicast with flexible rangeSHIN, Seungpil; HA, Rhan; CHA, Hojung et al.Lecture notes in computer science. 2004, pp 221-230, issn 0302-9743, isbn 3-540-23034-3, 10 p.Conference Paper

Parametric Routing for Wireless Sensor NetworksSUNG, Yeultak; CHA, Hojung.Lecture notes in computer science. 2006, pp 428-439, issn 0302-9743, isbn 3-540-46287-2, 1Vol, 12 p.Conference Paper

NIC-NET: A host-independent network solution for high-end network serversKEUN SOO YIM; CHA, Hojung; KOH, Kern et al.Lecture notes in computer science. 2004, pp 401-405, issn 0302-9743, isbn 3-540-24013-6, 5 p.Conference Paper