نتایج جستجو برای: single slope adc

تعداد نتایج: 925210  

In this article, the design and modeling details of room-temperature analog-to-digital converter (ADC) based on silicon quantum-dot (QD) single-electron transistors (SETs) is presented. In contrast to the conventional metal quantum dots, the use of silicon QDs in the scales of few nano-meters enhances the device operation and makes stable the Coulomb blockade and Coulomb oscillation regimes at ...

Journal: :iranian journal of radiology 0
yeliz pekcevik department of radiology, tepecik training and research hospital, izmir, turkey; department of radiology, tepecik training and research hospital, izmir, turkey. tel: +90-2324696969, fax: +90-2324330756 mehmet onur kahya department of radiology, tepecik training and research hospital, izmir, turkey ahmet kaya department of orthopaedic surgery, tepecik training and research hospital, izmir, turkey

conclusion our preliminary results have shown that although there is some overlap between benign and malignant tumors, adding dwi, mr imaging to routine soft tissue tumor protocols may improve diagnostic accuracy. results there was only one patient with a malignant cystic tumor and was not included in the statistical analysis. the median adc values of benign and malignant tumors were 2.31 ± 1.2...

1997
H. Larrabee D. M. Hummels

| The need for high dynamic range analog to digital converters (ADCs) is strong due to the growing use of digital signal processing in communications applications. ADC performance has improved over the years due to advances in both design concepts and semiconductor technologies. However most ADCs still still exhibit undesirable distortion in addition to quantization error, thus limiting spuriou...

2013
Daniel Rodriguez Gutierrez Muftah Manita Tim Jaspan Robert A. Dineen Richard G. Grundy Dorothee P. Auer

BACKGROUND Assessment of treatment response by measuring tumor size is known to be a late and potentially confounded response index. Serial diffusion MRI has shown potential for allowing earlier and possibly more reliable response assessment in adult patients, with limited experience in clinical settings and in pediatric brain cancer. We present a retrospective study of clinical MRI data in chi...

Journal: :iranian journal of radiology 0
maryam noori md, radiologist, paytakht; md, radiologist, paytakht bahareh siahlou md, radiologist, paytakht hamidreza salighehrad md, radiologist, paytakht anahita fathi md, radiologist, paytakht mohammad fathi md, radiologist, paytakht

objectives the aim of this study was to evaluate the value of diffusion weighted imaging in diffusion weighted imaging in distinguishing between in benign and malignant breast lesion methods there were 37 female patients with 47 lesions. sixty seven female subjectd (40 mean age ) ,age ranges 17-69 , with histopathologically proven breast lesions underwent dwi of breasts with a single shot echo ...

Journal: :Journal of Sensors 2022

As the Internet of Things (IoT) is rapidly integrated into our daily life, demand for high performance readout circuit (ROIC) design sensor arrays boosting. This paper presents a low power, noise ROIC with 14-bit column-parallel extended counting (EC) ADCs targeting IoT applications. The proposed EC-ADC adopts pseudodifferential architecture to cancel even-order nonlinearity. analog front-end <...

Journal: :Magnetic Resonance in Medicine 2007

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