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VTC
2007
IEEE
15 years 4 months ago
A Power-Controlled 2-Dimensional Block Spread DS-CDMA Cellular System with Uplink Site Selection Diversity
—2-dimensional (2D) block spread direct sequence-code division multiple access (DS-CDMA) allows uplink mutlirate/mutli-connection transmissions without causing a serious multi-ac...
Le Liu, Fumiyuki Adachi
VTC
2007
IEEE
114views Communications» more  VTC 2007»
15 years 4 months ago
Advanced Disjoint Address Allocation for Mobile Ad Hoc Networks
—Regarding to address allocation, a mobile ad hoc network (MANET) may suffer from the lack of address and network partition/merging due to mobility of nodes. In this paper, we pr...
Jinkyu Lee, Sehoon Kim, Ikjun Yeom
VTC
2007
IEEE
15 years 4 months ago
Single-Carrier HARQ Using Joint THP and FDE
—In the next generation mobile communication systems, high-speed and high-quality packet data services are demanded. Hybrid ARQ (HARQ) is known as one of the promising error cont...
Kazuki Takeda, Hiromichi Tomeba, Fumiyuki Adachi
VTC
2007
IEEE
15 years 4 months ago
Uplink Capacity of Single-Carrier Frequency-Interleaved Spread Spectrum Multiple Access
—A single-carrier frequency-interleaved spread spectrum multiple access (SC-FI-SSMA), which we recently proposed, uses frequency-domain interleaving and MMSE-FDE to remove the up...
Kazuaki Takeda, Fumiyuki Adachi
VTC
2007
IEEE
113views Communications» more  VTC 2007»
15 years 4 months ago
Channel Prediction Heuristics for Adaptive Modulation in WLAN
— Channel-adaptive techniques increase the efficiency of wireless communications, as they are efficient in coping with the quality variation of the wireless channels. However, ...
Ana Aguiar, Adam Wolisz