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Efficient Adaptive Modulation Technique for Multiuser OFDMA Systems

Jung Hyoung Kwon Duho Rhee Il Mu Byun Kwang Soon Kim Keum Chan Whang

Vol. 31, No. 12, pp. 1240-1248, Dec. 2006

The Propagation Effects on the Regional Economy Induced by U-City Construction in Wha-sung and Dong-tan City

Pang-Ryong Kim Byung-Sun Cho Woo-Soo Jeong
Vol. 31, No. 12, pp. 1087-1098, Dec. 2006

Efficient Spectrum Allocation Method for Cognitive Radio in IEEE 802.22 WRAN

Joo-seok Kim Kyung-seok Kim Woo-goo Park Jin-up Kim
Vol. 31, No. 12, pp. 1068-1075, Dec. 2006

An Efficient Adaptive Modulation and Coding Scheme on Downlink Rayleigh Fading Channels Considering Channel-State-Information Feedback Delay

Duho Rhee Hae Gwang Hwang Young Jin Sang Young Jin Sang
Vol. 31, No. 11, pp. 1100-1106, Nov. 2006

Performance Analysis of Adaptive Bandwidth and Subcarrier Allocation Scheme for a Multi-user OFDM System

Yeon Ju Lim Sang Kyu Park
Vol. 31, No. 11, pp. 1113-1119, Nov. 2006

Business Models for Location Based Services

Tae-Sung Kim Hyo-Jung Jun Kwang Woo Nam
Vol. 31, No. 9, pp. 848-856, Sep. 2006

A Design of MAC Protocol for Dynamic WDM Channel and Bandwidth Allocation in TDM-PON

Sungkuen Lee Eallae Kim Yongwon Lee Sangrok Lee Daekwang Jung
Seongtaek Hwang Yunje Oh Jinwoo Park
Vol. 31, No. 9, pp. 777-784, Sep. 2006

Mutual Authentication Protocol Of The Low-cost RFID Using Random Partial ID

Yong-zhen Li Hyung-Jin Mun Yoon-su Jeong Sang-ho Lee
Vol. 31, No. 7, pp. 755-761, Jul. 2006

A Study on the Recognizing Range Expansion Techniques of the Ultrasonic Location Awareness System for the Ubiquitous Computing

Jong-jin Park Dong-hwal Lee Su-yong Kim Young-song Mun
Vol. 31, No. 7, pp. 595-601, Jul. 2006

Modification of User Authentication Protocol for Partial Anonymity in the GSM System

Mi-og Park Sang-geun Kim
Vol. 31, No. 6, pp. 645-650, Jun. 2006

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