Results 121 to 130 of about 21,529 (302)

3D Large‐Scale Subwavelength‐Resolution Sound Sheet Tomography Based on an Active and Programmable Circular Meta‐Array

open access: yesAdvanced Science, EarlyView.
A programmable 2048‐element circular ultrasound array combined with a compact acoustic lens produces a thin “sound sheet” over a large field of view, and records echoes with wide angular diversity across the ring aperture. Coherence‐enhanced beamforming converts full‐matrix data into high‐contrast tomographic slices, delivering near‐diffraction‐limited
Qiu‐De Zhang   +11 more
wiley   +1 more source

The NASA Electronic Parts and Packaging (NEPP) Program - Field Programmable Gate Array (FPGA) Tasks/Considerations

open access: yes, 2014
This presentation includes NASA Electronic Parts and Packaging (NEPP) Program Field Programmable Gate Array (FPGA) considerations and FPGA radiation tasks ...
LaBel, Kenneth A.
core  

Straight to the Point: Intra- and Intercluster LUT Connections to Mitigate the Delay of Programmable Routing

open access: yes
Technology scaling makes metal delay ever more problematic, but routing between Look-Up Tables (LUTs) still passes through a series of transistors. It seems wise to avoid the corresponding delay whenever possible.
Ienne, Paolo   +2 more
core   +1 more source

Automatic Layout of Scalable Embedded Field Programmable Gate Array

open access: yes, 2004
International audienceThis paper presents a layout technique for scalable embedded Field Programmable Gate Array architecture (eFPGA). It describes the total ?ow to generate a variety of eFPGA architectures using parameterized generators and Alliance CAD
Marrakchi, Zied   +3 more
core   +1 more source

A Pollen‐Enhanced Bionic Mechanoreceptor Induced by Asymmetric Ionic Convection in Hydrogel for Sensory‐Augmented Prostheses

open access: yesAdvanced Science, EarlyView.
This work proposed a pollen‐enhanced bionic mechanoreceptor based on ionic convection. Leveraging the ion anchoring effect of the pollen particle, the output performance could be ∼12 times higher than the original state. By employing deep learning models as AI brains, the feasibility of a sensory‐augmented prosthesis consisting of a pollen‐enhanced ...
Zi Hao Guo   +7 more
wiley   +1 more source

Field Programmable Gate Array Implementation of Advanced Encryption Standard

open access: yes, 2008
: We present an 8-bit field programmable gate array (FPGA) implementation of 128-bit block and 128-bit key Advanced Encryption Standard (AES) Rijndael. The 8-bit Rijndael encryption data path operates at 13.7MHz and consumes 226 clock cycles resulting in
Ramesh Karri, Yongkook Kim
core  

A field programmable gate array spectrometer for radio astronomy

open access: yes, 2005
We describe the technological concept and the first-light results of a 1024-channel spectrometer based on field programmable gate array (FPGA) hardware.
Kerp, J.   +5 more
core   +1 more source

Enhancing CAR‐T Cell Efficacy in Solid Tumors by Inhibiting CCL5/VEGF‐Mediated Angiogenesis

open access: yesAdvanced Science, EarlyView.
This study reveals that CAR‐T cells in solid tumors produce CCL5, which paradoxically induces VEGF and angiogenesis to promote tumor growth. Blocking CCL5/VEGF signaling—through gene knockout, or the CCR5 inhibitor maraviroc—significantly enhances the antitumor efficacy of CAR‑T therapy (the diagram was created in Biorender).
Shishuo Sun   +15 more
wiley   +1 more source

PC based logic analyzer using field programmable gate array

open access: yes, 1995
Basically, a logic analyzer is a digital troubleshooting equipment. Microelectronics revolution has set free multitude of prospective fields that an Electronics and Communication Engineering student could now venture into.
Lagumen, Elpa Aries M.   +2 more
core  

Developmentally Inspired Bioprinting of Nascent Multicellular Human Heart Tissue Through in Situ Differentiation and Morphogenesis of iPSCs

open access: yesAdvanced Science, EarlyView.
A developmentally inspired bioprinting approach enables the fabrication of pluripotent tissues that undergo shape‐morphing and in situ cardiac lineage specification. This method employs embedded bioprinting to deposit iPSCs within soft granular hydrogels to create pluripotent tissue constructs that undergo cell‐mediated shape morphogenesis.
Ankita Pramanick   +8 more
wiley   +1 more source

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