Simultaneous wireless charging of multiple devices is a unique advantage power transfer (WPT). Meanwhile, the multiple-receiver configuration makes it more challenging to analyze and optimize operation system. This paper aims at providing general analysis on WPT systems compensation for influence cross coupling. A two-receiver system first investigated as an example. It shows that theoretically by having derived optimal load reactances, important characteristics can be preserved, such...

Signal detector is a key element in multiple-input multiple-output (MIMO) wireless communication receiver. It has been well demonstrated that nonlinear tree search MIMO detectors can achieve near-optimum detection performance, nevertheless their efficient high-speed VLSI implementations are not trivial. For example, the hardware design of hard- or soft- output for 4 times system with 64 quadrature amplitude modulation (QAM) still remains missing open literature. As an attempt to tackle this...

Clear cell renal carcinoma (ccRCC) is a common clinical tumor of the urinary system. The lack effective diagnostic and treatment options poses serious challenge to treatment. Therefore, identifying molecular targets has become one potential means treat this disease. Firstly, analysis TCGA database found that PLAC1 was abnormally highly expressed in ccRCC negatively correlated with patient prognosis. Western blotting immunofluorescence experiments further verified patients, knockdown...

In this letter, a novel miniaturized periodic element for constructing bandpass frequency selective surface (FSS) is proposed. Compared to previous structures, the FSS proposed has better miniaturization performance with dimension of unit cell only 0.061 λ × , where represents wavelength resonant frequency. Moreover, characteristic stable respect different polarizations and incident angles waves illuminating. Both simulation measurement are taken, results obtained demonstrate claimed performance.

It has been recently demonstrated that digital signal processing systems may possibly leverage unconventional voltage overscaling (VOS) to reduce energy consumption while maintaining satisfactory performance. Due the computation-intensive nature of most algorithms, saving potential largely depends on behavior computer arithmetic units in response overscaled supply voltage. This paper shows different hardware implementations same function respond VOS very differently and result potentials....

This brief presents an efficient and configurable multiple-input-multiple-output (MIMO) signal detector design solution its high-speed IC implementation. can support 2 × 2/3 3/4 4 MIMO quadratic phase-shift keying/16-state amplitude modulation (QAM)/64-state QAM configurations. The detection algorithm employs early-pruned technique that reduce up to 46% node extensions in the K-Best sphere decoder while maintaining almost maximum-likelihood performance. A parallel multistage folded very...

This paper discusses through-strata-vias (TSVs) technology and presents modeling results of their electrical performance using Agilent's ADS Momentum simulator. Since TSV is an essential component in three-dimensional (3D) integration/packaging, it important to explore investigate its characteristics. A simple face-to-back studied frequency domain time domain. The impact physical configurations materials on characteristics evaluated. An equivalent circuit model proposed, the values passive...

Wireless power transfer to multiple devices is of great importance simultaneous charging mobile devices, where coupling system crucial component determining efficiency. In a multiple-receiver system, external loads values would affect the efficiency, especially for low quality factor system. this paper, two-receiver model proposed analysis optimal that maximize Optimal formulas are derived using circuit and validated 13.56MHz printed board

Targeting on the future fault-prone hybrid CMOS/nanodevice digital memories, this paper presents two fault-tolerance design approaches that integrally address tolerance for defects and transient faults. These share several key features, including use of a group Bose-Chaudhuri-Hocquenghem (BCH) codes both defect fault tolerance, integration BCH code selection dynamic logical-to-physical mapping. The first approach is straightforward easy to implement but suffers from rapid drop achievable...

With the deepening penetration of renewable resources worldwide, power system operators are faced with emerging challenges, e.g., increase operating risks due to volatility and uncertainty wind solar power. To efficiently identify operational limit violations, a switch from deterministic stochastic framework for assessing security, which could manage various types uncertainties, has been advocated in this paper. The established model is based on an improved probabilistic load flow, adapted...

With the global trend to exploit more renewable energy sources, tidal range has been gaining attention recently. This power generation technology is expected reduce share of fossil fuels and provide flexibility system. a pioneering project just granted in Wales proposals planned Great Britain, it important study how incorporation multiple stations will affect system operation. In this paper, role future Britain investigated based on day-ahead scheduling model incorporating stations. proposed...

This paper presents an iterative approach to jointly estimate the states in combined heat and power systems (CHPS). The node method is used address temperature quasi-dynamics district heating system (DHS), resulting a dynamic state estimation (DSE) model. An alternating strategy employed effectively handle complicated time-delay constraints of computation DSE. Case studies are conducted on two CHPS test verify effectiveness DSE approach. Simulation results show that outperforms static...

Microneedle systems have been widely used in health monitoring, painless drug delivery, and medical cosmetology. Although many studies on microneedle materials, structures, applications conducted, the of microneedles often suffered from issues inconsistent penetration rates due to complication skin-microneedle interface. In this study, we demonstrated a methodology determination transdermal rate metallic array through impedance measurements-based numerical check screening algorithm. Metallic...

We consider design of a phase-locked loop (PLL) that runs in conjunction with phase-compensating channel detector capable tracking and compensating for slow-varying phase errors. The main significance this highly nontraditional timing recovery structure is unlike the traditional PLLs, loop's overall ability steady-state jitter performance can be controlled more or less separately. effective bandwidth PLL set much lower than given input error fluctuations. As result, made considerably smaller...

The complexity of today's VLSI chip designs makes verification a necessary step before fabrication. As result, gate-level logic simulation has became an integral component the circuit design process which verifies and analyzes its behavior. Since constantly grow in size complexity, there is need for ever more efficient simulations to keep time acceptably small. focus this paper large designs. We present implementation new parallel simulator, called DSIM, demonstrate DSIM's efficiency speed...

VLSI implementations of nonlinear MIMO signal detectors are not trivial, particularly for systems with high spectral efficiency. For example, realization such a detector 4 times 64-QAM still remains missing in open literature. To tackle this challenge, we developed soft-output design solution, based on which up to has been designed using 0.13mum CMOS technology. Above 75 Mbps detection throughput verified post-layout results

The paper discusses a Novel PSK enumeration technique for VLSI implementation of K-Best MIMO detection. detection is modeled as closet point search problem in N x lattice and further simplified to breadth first tree depth channel. has been carried out using spiral searches predictor-extender algorithm decode the k best points order their path metric. proposed tested 4 X channel with 64-QAM modulation. cell was implemented Synopsys synthesis tool 0.13μm CMOS technology optimized achieve an...

This paper deduce the power flow equation with an unified Newton method for hybrid AC/DC system VSC-MTDC based on VSC steady-state model and put forward a step-by-step calculation according to characteristics of Jacobi partial decoupling. take equivalent as AC branch which can be added in easily, so DC is only related nodes connected VSC, then calculated step-by-step: first calculated. Since coupling not neglected during this method, has same accuracy that solving method. Meanwhile, since...