نتایج جستجو برای: portable

تعداد نتایج: 35143  

Journal: :The Physics Teacher 1999

2014
Rui Jin Anantha P. Chandrakasan Albert R. Meyer

In today's world of ever-increasing low-power portable electronics, from implants to wireless accessories, powering these devices efficiently and conveniently is an escalating issue. The proposed solution is to wirelessly recharge these lower-power portable devices through a common magnetic link with a higher-power portable device, such as a smartphone. Such a method is convenient for users, en...

2017
Jeroen Cant Annemie Snoeckx Gert Behiels Paul M. Parizel Jan Sijbers

Portable bedside chest X-ray (CXR) is an important and frequently used tool in the intensive care unit (ICU). Unfortunately, the diagnostic value of portable CXR is often low due to technical limitations and suboptimal patient positioning. Additionally, abnormalities in the chest may be hidden on the projection image by overlapping anatomy and devices such as endotracheal tubes, lines and cathe...

Journal: :Current opinion in pulmonary medicine 2008
Nancy A Collop

PURPOSE OF REVIEW The demand for expedient diagnosis of suspected obstructive sleep apnea (OSA) has increased due to improved awareness of sleep disorders. Polysomnography (PSG) is the current preferred diagnostic modality but is relatively inconvenient, expensive and inefficient. Portable monitoring has been developed and is widely used in countries outside the United States as an alternative ...

1999
I. Y. Soon C. K. Yeo Y. H. Sng

Barcode technology presents management with rapid, timely and accurate information and provides quick turnaround times for customers. Its popularity can be attested by its use in all the sectors of the industry. Ordinary barcode scanners are linked to personal computers and hence render the scanner non-portable unless the scanner is connected to a notebook or palm-top computer. One class of por...

At present, the fruit picking in most countries still largely relies on manual operation. Manual fruit picking can protect the fruits from damage during the operation process. However, it is time-consuming and labor-intensive, and poses a potential safety risk to the workers while working at heights not reachable. Therefore, a variety of fruit picking machines and platforms have been developed ...

Journal: :Orthopedics 2015
Timothy T Roberts Jason P Tartaglione Timothy P Dooley Dean N Papaliodis Michael T Mulligan Kaushik Bagchi

The goal of this study was to evaluate the role of portable primary trauma survey radiographs in the evaluation and management of anteroposterior (AP) compression pelvic injuries. A retrospective analysis was conducted at a level I academic trauma center. Twenty-seven adults with AP compressive class pelvic ring injuries who received both portable pelvic radiographs and pelvic computed tomograp...

Journal: :Lab on a chip 2014
Amir Sanati Nezhad

The demand for rapid and accurate diagnosis of plant diseases has risen in the last decade. On-site diagnosis of single or multiple pathogens using portable devices is the first step in this endeavour. Despite extensive attempts to develop portable devices for pathogen detection, current technologies are still restricted to detecting known pathogens with limited detection accuracy. Developing n...

Journal: :Respiratory care 2008
Douglas W Mapel Scott B Robinson Eva Lydick

BACKGROUND Lightweight portable oxygen systems are commonly preferred by patients over compressed-oxygen systems that use E-size cylinders. However, cost is often perceived as a barrier to the prescription of lightweight portable oxygen systems. OBJECTIVE To compare the overall health-care costs of patients with COPD who used lightweight portable oxygen systems to those who used E-cylinder sy...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه ارومیه 1377

‏‎applications such as high definition viedeo reproduction, portable computers, wireless, and multimedia demand, and ever-increasing need for ligh-frequency high-resolution and low-power analog-to-digital converters. flash, two-step flash, and pipeline convertors are fast but consume large amount of power and require large area. to overcome these problems, successive approximation converter blo...

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