4693 search results - page 630 / 939 » Verifying Hybrid Systems |
172
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ICC
2007
IEEE
16 years 1 months ago
2007
IEEE
Abstract— In this paper, a problem for efficient use of subcarriers in downlink OFDMA multi-hop cellular networks is studied based on quality of service (QoS) guarantee of each ...
195
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ICC
2007
IEEE
16 years 1 months ago
2007
IEEE
— This paper addresses a low complexity frequency offset estimator for multiple-input multiple-output (MIMO) orthogonal frequency division multiplexing (OFDM) systems over freque...
143
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ICC
2007
IEEE
16 years 1 months ago
2007
IEEE
— Distributed channel access is essential for a wireless network without a central controller. In our previous research, we have proposed a distributed channel access scheme to a...
167
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ICC
2007
IEEE
16 years 1 months ago
2007
IEEE
— We characterize the statistical properties of the mutual information between the transmitter and the receiver of a multiple-input multiple-output (MIMO) communication system in...
170
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ISVLSI
2007
IEEE
16 years 1 months ago
2007
IEEE
This paper presents a two-stage CMOS differential voltage-controlled ring oscillator (VCO). The VCO is intended to operate as a frequency synthesizer in a PLL to generate local os...