20 results for “Fast fading wireless conditions”
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This paper derives the asymptotic distribution of the k-th maximum order statistics of signal to noise ratio for a κ-μ fading channel using extreme value theory, and applies these results to various c…
This paper proposes a protocol-agnostic method for embedding parallel information into existing wireless communication signals using small, controlled frequency offsets, enabling simultaneous secondar…
This paper investigates the fundamental limits and optimal design for Integrated Sensing and Communication (ISAC) systems under noncoherent conditions, deriving a lower bound for noncoherent mutual in…
This paper evaluates user-perceived performance and QoE of wireless networks at Notre Dame Stadium during football games using commercial smartphones for web browsing, WhatsApp messaging, and Instagra…
Jinyuan Liu, Yong Liang Guan, Tuo Wu, Hong Niu +2 more
This paper derives closed-form outage probability expressions and proposes a fairness optimization algorithm for a multiuser MISO downlink system that combines rate-splitting multiple access and fluid…
This paper presents a portable, battery-powered RF capture system using a HackRF One SDR, Raspberry Pi 5, GNSS receiver, and high-speed storage for recording geotagged IQ data in real-world environmen…
This paper derives closed-form expressions for the effective channel between users in a multiuser Zak-OTFS system with heterogeneous delay-Doppler periods, and shows negligible inter-user interference…
This paper analyzes the localization information survival in uplink non-line-of-sight positioning using uncalibrated ambient Internet-of-Things backscatter devices.
Heqiang Qi, Yirun Chen, Xiangming Meng, Chunxiao Jiang +2 more
This paper proposes DANCE, a diffusion-based channel estimator for OFDM systems using a sparse linear inverse problem and a noise-adaptive posterior correction.
A novel beam-domain channel estimation method for mmWave MIMO is proposed using sub-6 GHz beam-domain information for improved accuracy.
Xiaoqian Liu, Ming Gan, Weijie Dai, Yuhan Dong +2 more
This paper reviews the core mechanisms of Wi-Fi 8, focusing on enhancements at the PHY and MAC layers, and explores the potential role of integrated millimeter-wave technology. It conducts system-leve…
Kuan-Chin Li, Ting-Wei Hung, Lain-Chyr Hwang, Pengwenlong Gu +1 more
This paper evaluates the performance of two power control strategies with capture effect in Uplink OFDMA-based random access (UORA) through simulation studies, demonstrating improvements in access suc…
The paper proposes a channel prediction-based Physical Layer Authentication (PLA) framework using a Transformer module to maintain robust authentication accuracy against consecutive spoofing attacks i…
This paper derives Cramér-Rao lower bounds for cooperative MIMO integrated sensing and communication networks, considering position and velocity coupling in the Fisher information matrix.
Zhicheng Liu, Liuquan Yao, Shuai Yuan, Zhongjun Yang +4 more
This paper analyzes the non-monotonic relationship between perturbation power and the probability of delaying the first error position in finite-length PE-SC decoding. It proposes an efficient perturb…
This paper proposes a structured canonical polyadic decomposition (SCPD) algorithm for accurate sensing and joint network-level synchronization in networked integrated sensing and communication (ISAC)…
This paper analyzes the effects of calibration errors on downlink beamforming in a repeater-assisted massive MIMO system and derives analytical expressions for the downlink spectral efficiency.