نتایج جستجو برای: platform shifting

تعداد نتایج: 171022  

2017
Dominik Dellermann Fabian Reck

The emergence of platforms is shifting the locus of digital innovation to ecosystems on which numerous developers create extensions with additional functionalities. Despite all the potential benefits for complementors, however, this new organizing logic of digital innovation also introduced essential new risks. Recent studies in IS focused on risk of IT projects from a contingency perspective n...

Journal: :Optics letters 2014
David Kwong Amir Hosseini John Covey Yang Zhang Xiaochuan Xu Harish Subbaraman Ray T Chen

A 16-element optical phased array integrated on chip is presented for achieving two-dimensional (2D) optical beam steering. The device is fabricated on the silicon-on-insulator platform with a 250 nm silicon device layer. Steering is achieved via a combination of wavelength tuning and thermo-optic phase shifting with a switching power of P(π)=20  mW per channel. Using a silicon waveguide gratin...

2014
Ashkan Tousimojarad Wim Vanderbauwhede

Systems with large numbers of cores have become commonplace. Accordingly, applications are shifting towards increased parallelism. In a general-purpose system, applications residing in the system compete for shared resources. Thread and task scheduling in such a multithreaded multiprogramming environment is a significant challenge. In this study, we have chosen the Intel Xeon Phi system as a mo...

2016
Parinaz Aleahmad Thamer Tabbakh Demetrios Christodoulides Patrick L. LiKamWa

Exploiting a controllable technique for red and blue shifting of quantum well’s bandgap energy, we have fabricated LED sources accessing a wide frequency spectrum along with all-optical intensity modulator devices. . We demonstrate bandgap tuning of InGaAsP multiple quantum well structures by utilizing an impurity free vacancy diffusion technique. Substantial modification of the bandgap energy ...

2017
Soumya Kanti Datta Jérôme Härri Christian Bonnet Rui Pedro Ferreira Da Costa

With the introduction of smartphones, cloud & edge computing and mobile Internet, the automotive ecosystem is shifting towards the Internet of Vehicle (IoV). This paper looks at this evolution leading to IoV and identifies related research and engineering challenges including (i) co-existence of cloud, edge computing and data caching strategies at the edge, (ii) integration of data processing a...

2004
Denise Johnson

One of the most important issues being addressed in organizations is the integration of systems to ensure the free flow of information from one department to another. The implementation of an integrated system throughout an organization has the potential of affecting the bottom line of the organization. While technology issues will present challenges, these will pale in comparison with the dema...

2012
Zachary T. Harmany Rebecca M. Willett

Optical systems which measure independent random projections of a scene according to compressed sensing (CS) theory face a myriad of practical challenges related to the size of the physical platform, photon efficiency, the need for high temporal resolution, and fast reconstruction in video settings. This paper describes a coded aperture and keyed exposure approach to compressive measurement in ...

2018

Multi-Processor System on Chip (MPSoC) platforms are becoming increasingly more heterogeneous and are shifting towards a more communication-centric methodology. Net-works on Chip (NoC) have emerged as the design paradigm for scalable on-chip communication architectures. As the system complexity grows, the problem emerges as how to design and instantiate such a NoC-based MPSoC platform in a syst...

Journal: :Mechanisms of Development 2011
Richard I. Sherwood Rene Maehr Esteban O. Mazzoni Douglas A. Melton

Wnt signaling has been implicated in many developmental processes, but its role in early endoderm development is not well understood. Wnt signaling is active in posterior endoderm as early as E7.5. Genetic and chemical activation show that the Wnt pathway acts directly on endoderm to induce the intestinal master regulator Cdx2, shifting global gene away from anterior endoderm and toward a poste...

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