نتایج جستجو برای: فیلتر fir
تعداد نتایج: 12064 فیلتر نتایج به سال:
Fraser fir (Abics frmeri (Pursh) Poir.) is an endemic species consisting of six major disjunct populations in the Appalachian Mountains, U.S.A. Nuclear DNA content was measured with laser flow cytometry to determine if genome size differences could be detected among the disjunct populations of Fraser fir and its close relatives, balsam fir (Abies bnlsamea (L.) Mill.) and Canaan fir (A. balsamea...
Background and Aim: The ankle-brachial index (ABI) is recognized to be a good marker for atherosclerosis, and is useful in the diagnosis of peripheral artery occlusive disease (PAOD) which is prevalent among patients on hemodialysis (HD). Methods: This randomized trial aimed to evaluate the effect of far-infrared radiation (FIR) therapy on ABI in HD patients with PAOD. PAOD was defined as patie...
امروزه تعداد روز افزونی از برنامه های کاربردی که با استفاده از فیلترهای دیجیتال و یا به طور کلی، الگوریتم پردازش سیگنال دیجیتال (dsp) ، (digital signal processing) وجود دارد.در تجهیزات الکترونیک از هر نوعی توابع آنالوگ به طور فزاینده ای با الگوریتم دیجیتال جایگزین شده اند.به عنوان مثال برای تجهیزات صوتی و تصویری ،برای برقراری ارتباط ، سیستم های کنترل و رادار و در کاربردهای پزشکی مورد استفاده قر...
This study employed a rat model of sciatic nerve injury to investigate the effects of postoperative low-power far-infrared (FIR) radiation therapy on nerve repair following end-to-end neurorrhaphy. The rat models were divided into the following 3 groups: (1) nerve injury without FIR biostimulation (NI/sham group); (2) nerve injury with FIR biostimulation (NI/FIR group); and (3) noninjured contr...
In this paper, we propose a new precoding method for intersymbol interference (ISI) cancellation by using nonmaximally decimated multirate filterbanks. Unlike the existing precoding methods, such as the TH and trellis precodings, the new precoding i) may be independent of the ISI channel; ii) is linear and does not have to implement any modulo operation; iii) gives the ideal FIR equalization at...
Diabetes mellitus (DM) is a metabolic disease that is increasing worldwide. Furthermore, it is associated with the deregulation of vascular-related functions, which can develop into major complications among DM patients. Endothelial colony forming cells (ECFCs) have the potential to bring about medical repairs because of their post-natal angiogenic activities; however, such activities are impai...
در سال های اخیر بحث تغییرپذیری مدارات مجتمع و اثرات آن موضوعی است که ذهن طراحان دیجیتال را به خود مشغول کرده است. تغییرپذیری پارامترها در تکنولوژی زیر میکرون اثرات مهمی روی قابلیت اطمینان، تاخیر در پاسخ و صحت پاسخ مورد انتظار دارد. این اثرات معمولا بعد از ساخت ic ظاهر می شوند. لذا شناخت و پیش بینی اثرات تغییرپذیری روی ic ها قبل از مرحله ساخت و اعمال آن ها در طراحی کمک وافری به طراحی و بهینه ساز...
The biological effects of far-infrared ray (FIR) on whole organisms remain poorly understood. The aim of our study was to investigate not only the hyperthermic effect of the FIR irradiation, but also the biological effects of FIR on wound healing. To evaluate the effect of FIR on a skin wound site, the speed of full-thickness skin wound healing was compared among groups with and without FIR usi...
— In this work, we present a novel technique for ultrasound image processing (2D signals). The Moving Average Hybrid FIR filter (MAH-FIR) which it work with two different FIR filter, the Moving Average (MA) and Median Hybrid (FMH) filters. We experimented with continuous linear regression function and Lagrange multiplier to obtain the approximation of the MA-FIR and FMH-FIR filters, respectivel...
In this paper an area efficient method is presented to design and implement FIR filter. The proposed FIR filter has been implemented equiripple window using Transposed & Symmetric structure. The performance of two designs has been compared in terms of hardware requirements. The performance of both the designs is almost same but Symmetric structure has shown reduced hardware requirement as compa...
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