نتایج جستجو برای: سیستمهای غیرخطی siso

تعداد نتایج: 15116  

2007
Alexey A. Bobtsov Anton A. Pyrkin

This work represents the development of robust control methods in the tasks of adaptation of SISO linear time-invariant plant with unknown parameters and disturbance. This problem is solved by ( 1 ) 1 2 ( − + ρ n )-order regulator. Copyright © 2007 IFAC

2015
Ali El Hore

Recent wireless communication standards such as 3GPP-LTE, WiMax, DVB-SH, HSPA and LTE / LTE advanced incorporate turbo code for their excellent performance. In this paper, we present a new 3 dimensional turbo decoder including bit error rate (BER) is much better than the 2 dimensional turbo decoder used by LTE / LTE advanced, as is illustrated by simulation. We also address the issue of the imp...

2002
Phunsak Thiennviboon Keith M. Chugg

Calculating the \soft inverse" of a deterministic nite-state machine (FSM) via the SISO (soft-in/soft-out) module is a key operation in many data detection/decoding algorithms [1, 3]. Perhaps the most appreciated application is iterative decoding of concatenated codes. The standard SISO algorithm is the forward-backward algorithm (e.g., [1, 3]) which can be derived from the generalized distribu...

Journal: :EURASIP J. Wireless Comm. and Networking 2012
Dariush Abbasi-Moghadam Vahid Tabataba Vakili

With the one-bit time reversal ultra wideband (OTR-UWB) transceiver, the data symbols are encoded using the reversed order of the channel phase. The major factor limiting SISO OTR capacity and performance is intersymbol interference (ISI). As the data rate goes up, the ISI becomes more severe and it degrades system performance and capacity. In this article, a new single input multiple output (S...

Journal: :Automatica 1992
Ben M. Chen Ali Saberi Peddapullaiah Sannuti

Al~lract--Motivated by a crucial role blocking zeros play in deciphering the strong stabilizability of a given system, a careful study of blocking zeros is undertaken here. After developing certain properties of blocking zeros and based on the multiplicity structure of invariant zeros, we identify what kind of invariant zeros are blocking zeros. For controllable and observable systems, an invar...

Journal: :IEICE Transactions 2015
Akihito Taya Satoshi Denno Koji Yamamoto Masahiro Morikura Daisuke Umehara Hidekazu Murata Susumu Yoshida

This paper proposes a novel iterative multiple-input multiple-output (MIMO) receiver for orthogonal frequency division multiplexing (OFDM) systems, named as an “iterative MIMO receiver employing virtual channels with a Turbo decoder.” The proposed MIMO receiver comprises a MIMO detector with virtual channel detection and a Turbo decoder, between which signals are exchanged iteratively. This pap...

Journal: :IEEE Journal on Selected Areas in Communications 2001
Matthew C. Valenti Brian D. Woerner

A soft-input soft-output (SISO) multiuser detector (MUD) suitable for inclusion in iterative processing architectures is presented and applied to the detection of the coded time division multiple access (TDMA) cellular uplink. A SISO-MUD processor is located at each base station in the network, and adjacent base stations share information concerning the mobiles they serve. Because the MUD outpu...

Journal: :Journal of Systems Science & Complexity 2021

Year 2021 is special. It sees the renaissance of concept phase and birth a theory for matters much beyond complex numbers single-input single-output (SISO) linear time-invariant (LTI) systems while we celebrate 60th birthday Lei Guo, an exemplary research leader our times. Here give short tutorial newly developed theory, as present.

2006
Bijnan Bandyopadhyay

Active vibration control is an important problem in structures. The objective of active vibration control is to reduce the vibrations of a system by automatic modification of the system’s structural response. In this paper, the modeling and design of a fast output sampling feedback controller for a smart flexible beam system embedded with shear sensors and actuators for SISO system using Timosh...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علامه طباطبایی - دانشکده مدیریت و حسابداری 1390

در جهان پر از تحول و تغییر امروز، اطلاعات بعنوان یک منبع کلیدی برای افزایش میزان موفقیت سازمانها از طریق ایجاد تغییر در ماهیت انجام کار و وظایف و فعالیتها مطرح شده ا ند . بر همین اساس، سازمانها بمنظور حداکثر کردن اثربخشی استراتژیک خود، به دنبال ایجاد روشهایی جهت برنامه ریزی سیستمهای اطلاعاتی می باشند. برنامه ریزی سیستمهای اطلاعاتی استراتژیک به فرایند ایجاد یک پرتفوی برای استقرار و استفاده از سی...

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