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19942019
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Research Output 1994 2019

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2019

Random Access with Opportunity Detection in Wireless Networks

Choi, J., Ko, S. W., Yamamoto, K. & Kim, S. L., 2019 Oct, In : IEEE Wireless Communications Letters. 8, 5, p. 1440-1443 4 p., 8732366.

Research output: Contribution to journalArticle

Wireless networks
Medium access control
Throughput
Transmitters
Geometry
1 Citation (Scopus)

Sense-and-Predict: Harnessing Spatial Interference Correlation for Cognitive Radio Networks

Kim, S., Cha, H., Kim, J., Ko, S. W. & Kim, S. L., 2019 May, In : IEEE Transactions on Wireless Communications. 18, 5, p. 2777-2793 17 p., 8681732.

Research output: Contribution to journalArticle

Radio interference
Cognitive Radio Networks
Cognitive radio
Interference
Predict

User-centric resource allocation with two-dimensional reverse pricing in mobile communication services

Choi, J., Jung, S. Y., Kim, S. L., Kim, D. M. & Popovski, P., 2019 Apr, In : Journal of Communications and Networks. 21, 2, p. 148-157 10 p., 8718093.

Research output: Contribution to journalArticle

Resource allocation
Communication
Wireless networks
Costs
Hotels
2018
4 Citations (Scopus)

Delay Performance of Two-Stage Access in Cellular Internet-of-Things Networks

Kim, J., Lee, H. K., Kim, D. M. & Kim, S-L., 2018 Apr 1, In : IEEE Transactions on Vehicular Technology. 67, 4, p. 3521-3533 13 p.

Research output: Contribution to journalArticle

Internet of Things
Base stations
Vertex of a graph
Resource allocation
Random Access
2 Citations (Scopus)

Exploiting Caching for Millimeter-Wave TCP Networks: Gain Analysis and Practical Design

Kim, M., Ko, S. W., Kim, H., Kim, S. & Kim, S. L., 2018 Jan 1, In : IEEE Access. 6, p. 69769-69781 13 p., 8533330.

Research output: Contribution to journalArticle

Transmission control protocol
Wave transmission
Millimeter waves
Communication
Base stations
3 Citations (Scopus)

Impact of node speed on energy-constrained opportunistic Internet-of-Things with wireless power transfer

Ko, S. W. & Kim, S. L., 2018 Jul 23, In : Sensors (Switzerland). 18, 7, 2398.

Research output: Contribution to journalArticle

Internet
charging
Throughput
electric batteries
energy
4 Citations (Scopus)

Millimeter-wave interference avoidance via building-aware associations

Kim, J., Park, J., Kim, S., Kim, S. L., Sung, K. W. & Kim, K. S., 2018 Feb 5, In : IEEE Access. 6, p. 10618-10634 17 p.

Research output: Contribution to journalArticle

Wave interference
Millimeter waves
Base stations
Telecommunication networks
Statistics
2017
5 Citations (Scopus)

Co-Primary Spectrum Sharing for Inter-Operator Device-to-Device Communication

Cho, B., Koufos, K., Jantti, R. & Kim, S. L., 2017 Jan, In : IEEE Journal on Selected Areas in Communications. 35, 1, p. 91-105 15 p., 7756392.

Research output: Contribution to journalArticle

Communication
Mathematical operators
Industry
24 Citations (Scopus)

Live Prefetching for Mobile Computation Offloading

Ko, S. W., Huang, K., Kim, S. L. & Chae, H., 2017 May, In : IEEE Transactions on Wireless Communications. 16, 5, p. 3057-3071 15 p., 7880703.

Research output: Contribution to journalArticle

Prefetching
Energy utilization
Real time control
Cloud computing
Mobile devices
3 Citations (Scopus)

Stochastic Geometry Analysis of Normalized SNR-Based Scheduling in Downlink Cellular Networks

Ohto, T., Yamamoto, K., Kim, S-L., Nishio, T. & Morikura, M., 2017 Aug 1, In : IEEE Wireless Communications Letters. 6, 4, p. 438-441 4 p., 7919261.

Research output: Contribution to journalArticle

Scheduling
Geometry
Laplace transforms
Rayleigh fading
Base stations
2016
Long Term Evolution (LTE)
Costs
Economic and social effects
Telecommunication traffic
Bandwidth
3 Citations (Scopus)

Delay-Constrained Capacity of the IEEE 802.11 DCF in Wireless Multihop Networks

Ko, S. W. & Kim, S. L., 2016 May 1, In : IEEE Transactions on Mobile Computing. 15, 5, p. 1105-1115 11 p., 7161346.

Research output: Contribution to journalArticle

Wireless networks
Throughput
Time division multiple access
Scheduling
7 Citations (Scopus)

Optimization of Spectrum Allocation and Subsidization in Mobile Communication Services

Jung, S. Y., Yu, S. M. & Kim, S. L., 2016 Oct, In : IEEE Transactions on Vehicular Technology. 65, 10, p. 8432-8443 12 p.

Research output: Contribution to journalArticle

Mobile Communication
Welfare
Optimization
Wireless networks
Communication
56 Citations (Scopus)

Tractable Resource Management with Uplink Decoupled Millimeter-Wave Overlay in Ultra-Dense Cellular Networks

Park, J., Kim, S-L. & Zander, J., 2016 Jun 1, In : IEEE Transactions on Wireless Communications. 15, 6, p. 4362-4379 18 p., 7430349.

Research output: Contribution to journalArticle

Millimeter Wave
Uplink
Resource Management
Cellular Networks
Overlay
6 Citations (Scopus)

Traffic convexity aware cellular networks: A vehicular heavy user perspective

Shim, T., Park, J., Ko, S. W., Kim, S. L., Lee, B. & Choi, J., 2016 Feb, In : IEEE Wireless Communications. 23, 1, p. 88-94 7 p., 7422410.

Research output: Contribution to journalArticle

Resource allocation
Experiments
2015
3 Citations (Scopus)

Exploiting regional differences: A spatially adaptive random access

Kim, D. M. & Kim, S. L., 2015 Aug 1, In : IEEE Transactions on Wireless Communications. 14, 8, p. 4342-4352 11 p., 7079533.

Research output: Contribution to journalArticle

Random Access
Transmitters
Carrier sense multiple access
Interference
Transmitter
2 Citations (Scopus)

Network Utility Maximization with Asymmetric User Satisfaction

Kim, H., Ko, S. W. & Kim, S. L., 2015 Jul, In : IEEE Communications Letters. 19, 7, p. 1205-1208 4 p., 7105357.

Research output: Contribution to journalArticle

Proportional Fairness
Utility Maximization
User Satisfaction
Frequency allocation
Resource allocation
8 Citations (Scopus)

On the throughput gain of device-to-device communications

Hwang, Y. J., Park, J., Sung, K. W. & Kim, S-L., 2015 Sep 1, In : ICT Express. 1, 2, p. 67-70 4 p.

Research output: Contribution to journalArticle

Throughput
Communication
Geometry
2014
18 Citations (Scopus)

Game-theoretic understanding of price dynamics in mobile communication services

Yu, S. M. & Kim, S. L., 2014 Sep 1, In : IEEE Transactions on Wireless Communications. 13, 9, p. 5120-5131 12 p., 6841040.

Research output: Contribution to journalArticle

Mobile Communication
Wireless networks
Game
Mobile Networks
Communication
2013
8 Citations (Scopus)

An iterative algorithm for optimal carrier sensing threshold in random CSMA/CA wireless networks

Kim, D. M. & Kim, S. L., 2013 Nov 1, In : IEEE Communications Letters. 17, 11, p. 2076-2079 4 p., 6612763.

Research output: Contribution to journalArticle

CSMA/CA
Carrier sense multiple access
Iterative Algorithm
Wireless Networks
Wireless networks
35 Citations (Scopus)

Feasibility of cognitive machine-to-machine communication using cellular bands

Lee, H. K., Kim, D., Hwang, Y., Yu, S. & Kim, S. L., 2013 May 20, In : IEEE Wireless Communications. 20, 2, p. 97-103 7 p., 6507400.

Research output: Contribution to journalArticle

Industry
Cognitive radio
Telecommunication traffic
Profitability
Machine-to-machine communication
2 Citations (Scopus)

Optimization of transport capacity in wireless multihop networks

Ko, S. W. & Kim, S. L., 2013 May 28, In : Eurasip Journal on Wireless Communications and Networking. 2013, 1, 110.

Research output: Contribution to journalArticle

Wireless networks
Throughput
Mobile computing
Time division multiple access
Scheduling
14 Citations (Scopus)

The capacity of energy-constrained mobile networks with wireless power transfer

Ko, S. W., Yu, S. M. & Kim, S. L., 2013 Feb 15, In : IEEE Communications Letters. 17, 3, p. 529-532 4 p., 6459488.

Research output: Contribution to journalArticle

Mobile Networks
Wireless networks
Throughput
Energy
Scaling laws
13 Citations (Scopus)

Worst-case user analysis in poisson voronoi cells

Jung, S. Y., Lee, H. K. & Kim, S. L., 2013 Jul 12, In : IEEE Communications Letters. 17, 8, p. 1580-1583 4 p., 6550883.

Research output: Contribution to journalArticle

Voronoi Cell
Siméon Denis Poisson
Spectral Efficiency
Coverage Probability
Scheduling
2012

Maximum likelihood detection of random primary networks for cognitive radio systems

Lee, S., Choi, K. W. & Kim, S. L., 2012 Jan 1, In : IEICE Transactions on Communications. E95-B, 10, p. 3365-3369 5 p.

Research output: Contribution to journalArticle

Radio systems
Cognitive radio
Maximum likelihood
Ad hoc networks
Topology
10 Citations (Scopus)

Node mobility and capacity in wireless controllable ad hoc networks

Seol, J. Y. & Kim, S. L., 2012 Jun 15, In : Computer Communications. 35, 11, p. 1345-1354 10 p.

Research output: Contribution to journalArticle

Wireless ad hoc networks
Throughput
Wireless networks
Relocation
Cost effectiveness

Time-efficient multiple-stage spectrum sensing for cognitive radio systems

Park, J. M. & Kim, S-L., 2012 Jan 1, In : IEICE Transactions on Communications. E-95-B, 1, p. 341-344 4 p.

Research output: Contribution to journalArticle

Radio systems
Cognitive radio
Throughput
2011
7 Citations (Scopus)

An overlaid hybrid-division duplex OFDMA system with multihop transmission

Sang, Y. J., Park, J. M., Kim, S. L. & Kim, K. S., 2011 Aug 1, In : ETRI Journal. 33, 4, p. 633-636 4 p.

Research output: Contribution to journalArticle

Frequency division multiple access
Synchronization
14 Citations (Scopus)

Cross-layer optimization and network coding in CSMA/CA-based wireless multihop networks

Hwang, J. & Kim, S. L., 2011 Aug 1, In : IEEE/ACM Transactions on Networking. 19, 4, p. 1028-1042 15 p., 5675760.

Research output: Contribution to journalArticle

Carrier sense multiple access
Network coding
Frequency bands
Transmitters
Wireless networks
8 Citations (Scopus)

Optimal detection of spatial opportunity in wireless networks

Yu, S. M. & Kim, S. L., 2011 Apr 1, In : IEEE Communications Letters. 15, 4, p. 395-397 3 p., 5714763.

Research output: Contribution to journalArticle

Opportunistic Spectrum Access
Wireless Networks
Wireless networks
Spectrum Sensing
Cognitive radio
12 Citations (Scopus)

Optimization of time-domain spectrum sensing for cognitive radio systems

Lee, S. & Kim, S. L., 2011 May 1, In : IEEE Transactions on Vehicular Technology. 60, 4, p. 1937-1943 7 p., 5762396.

Research output: Contribution to journalArticle

Spectrum Sensing
Radio systems
Cognitive Radio
Cognitive radio
Time Domain
5 Citations (Scopus)

Testbed results of an opportunistic routing for multi-robot wireless networks

Kim, D. M., Hwang, Y. J., Kim, S-L. & Jin, G. J., 2011 Dec 1, In : Computer Communications. 34, 18, p. 2174-2183 10 p.

Research output: Contribution to journalArticle

Carrier sense multiple access
Testbeds
Wireless networks
Throughput
Robots
2010
13 Citations (Scopus)

End-to-end delay in wireless random networks

Yu, S. M. & Kim, S. L., 2010 Feb 1, In : IEEE Communications Letters. 14, 2, p. 109-111 3 p., 5403603.

Research output: Contribution to journalArticle

End-to-end Delay
Scaling laws
Random Networks
Wireless Networks
Scaling Laws
47 Citations (Scopus)

Hierarchically modulated network coding for asymmetric two-way relay systems

Park, J. M., Kim, S. L. & Choi, J., 2010 Jun 1, In : IEEE Transactions on Vehicular Technology. 59, 5, p. 2179-2184 6 p., 5430953.

Research output: Contribution to journalArticle

Network coding
Network Coding
Relay
Relay Channel
Modulation
2 Citations (Scopus)

Mobility-based topology control forwireless Ad Hoc networks

Seol, J. Y. & Kim, S-L., 2010 Jan 1, In : IEICE Transactions on Communications. E93-B, 6, p. 1443-1450 8 p.

Research output: Contribution to journalArticle

Ad hoc networks
Topology
Power control
Energy utilization
Throughput
29 Citations (Scopus)

Multi-robot path finding with wireless multihop communications

Jung, J., Park, S. & Kim, S. L., 2010 Jul 1, In : IEEE Communications Magazine. 48, 7, p. 126-132 7 p., 5496889.

Research output: Contribution to journalArticle

Robots
Communication
MATLAB
Wireless networks
55 Citations (Scopus)

Temporal spectrum sharing based on primary user activity prediction

Sung, K. W., Kim, S. L. & Zander, J., 2010 Dec 1, In : IEEE Transactions on Wireless Communications. 9, 12, p. 3848-3855 8 p., 5608477.

Research output: Contribution to journalArticle

Spectrum Sharing
Power transmission
Prediction
Probability distributions
Traffic Model
2009
7 Citations (Scopus)

A minimum mean-squared error relay for the two-way relay channel with network coding

Park, M. & Kim, S. L., 2009 Apr 8, In : IEEE Communications Letters. 13, 3, p. 196-198 3 p.

Research output: Contribution to journalArticle

Relay Channel
Network coding
Network Coding
Mean Squared Error
Relay

An improved encoder for joint source-channel decoder using conditional entropy constraint

Park, M. & Kim, S. L., 2009 Jan 1, In : IEICE Transactions on Communications. E92-B, 6, p. 2222-2225 4 p.

Research output: Contribution to journalArticle

Entropy
Communication systems
Bit error rate
2008

Downlink resource management in the frequency domain for multicell OFCDM wireless networks

Jäntti, R. & Kim, S. L., 2008 Oct 8, In : IEEE Transactions on Vehicular Technology. 57, 5, p. 3241-3246 6 p.

Research output: Contribution to journalArticle

Resource Management
Multiplexing
Code division multiple access
Wireless Networks
Frequency Domain

Effect of reading errors on location prediction in RFID indoor networks

Hwang, J. & Kim, S. L., 2008 Jan 1, In : IEICE Transactions on Communications. E91-B, 2, p. 567-571 5 p.

Research output: Contribution to journalArticle

Radio frequency identification (RFID)
Specifications
12 Citations (Scopus)

The capacity of random wireless networks

Hwang, Y. & Kim, S. L., 2008 Dec 1, In : IEEE Transactions on Wireless Communications. 7, 12, p. 4968-4975 8 p., 4712715.

Research output: Contribution to journalArticle

Random Networks
Wireless Networks
Wireless networks
Medium access control
Vertex of a graph

Uplink packet-data scheduling in DS-CDMA systems

Choi, Y. & Kim, S-L., 2008 Jan 1, In : IEICE Transactions on Communications. E91-B, 1, p. 343-346 4 p.

Research output: Contribution to journalArticle

Scheduling algorithms
Multiplexing
Linear programming
Code division multiple access
Scheduling
2006
7 Citations (Scopus)

A cross-layer optimization of IEEE 802.11 MAC for wireless multihop networks

June, H. & Seong-Lyun, K., 2006 Jul 1, In : IEEE Communications Letters. 10, 7, p. 531-533 3 p.

Research output: Contribution to journalArticle

Cross-layer Optimization
Wireless multi-hop Networks
IEEE 802.11
Multi-hop
Telecommunication links
5 Citations (Scopus)

A flow-based Media Access Control (F-MAC) for wireless ad-hoc networks

Trung, T. M., Mo, J. & Kim, S-L., 2006 Jan 1, In : IEICE Transactions on Communications. E89-B, 3, p. 756-763 8 p.

Research output: Contribution to journalArticle

Medium access control
Wireless ad hoc networks
Ad hoc networks
Throughput
Bandwidth
6 Citations (Scopus)

Capacity of interference-limited ad hoc networks with infrastructure support

Cho, J. W., Kim, S. L. & Chong, S., 2006 Jan 1, In : IEEE Communications Letters. 10, 1, p. 16-18 3 p.

Research output: Contribution to journalArticle

Ad hoc networks
Ad Hoc Networks
Infrastructure
Interference
Throughput
21 Citations (Scopus)

Cross-layer multiservice opportunistic scheduling for wireless networks

Gyasi-Agyei, A. & Kim, S. L., 2006 Jun 1, In : IEEE Communications Magazine. 44, 6, p. 50-57 8 p.

Research output: Contribution to journalArticle

Wireless networks
Scheduling
Throughput
Fading (radio)
Communication
20 Citations (Scopus)

Joint data rate and power allocation for lifetime maximization in interference limited ad hoc networks

Jäntti, R. & Kim, S. L., 2006 May 1, In : IEEE Transactions on Wireless Communications. 5, 5, p. 1086-1094 9 p.

Research output: Contribution to journalArticle

Power Allocation
Ad hoc networks
Ad Hoc Networks
Power transmission
Lifetime
7 Citations (Scopus)

On the economic aspects of downlink scheduling in DS-CDMA systems: Base-station density perspective

Kim, S. L. & Baek, H. M., 2006 Sep 1, In : IEEE Transactions on Vehicular Technology. 55, 5, p. 1594-1602 9 p.

Research output: Contribution to journalArticle

DS-CDMA
Base stations
Code division multiple access
Scheduling
Economics

On the multihop packet scheduling in uplink DS-CDMA systems

Choi, Y., Kim, S-L. & Kim, S., 2006 Jan 1, In : IEICE Transactions on Communications. E89-B, 8, p. 2249-2253 5 p.

Research output: Contribution to journalArticle

Code division multiple access
Scheduling