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VTC
2007
IEEE
16 years 25 days 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»
16 years 25 days 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
16 years 25 days 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
16 years 25 days 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»
16 years 25 days 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