Konu "Frequency" için listeleme
Toplam kayıt 22, listelenen: 1-20
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Analysis of self noise in a clock recovery systems with a high-order nonlinearity
(IEEE, 1998)This paper presents a new technique to compute efficiently the I and Q spectra, and the I - Q cross-spectrum of the self noise appearing at the output of the zero-memory, high order nonlinear device employed in a clock ... -
A bit-serial sum of absolute difference accelerator for variable block size motion estimation of H.264
(IEEE, 2009)Bit-serial architectures offer a number of attractive features over their bit-parallel counterparts such as smaller area cost, lower density interconnection, a reduced number of pins, higher clock frequency, simpler routing ... -
A broadband microwave amplifier design by means of immittance based data modelling tool
(IEEE, 2002)In this paper a practical broadband microwave amplifier design algorithm is introduced utilizing the immittance data-modelling tool. In the course of design, first, the optimum input and output terminations for the active ... -
Circuit model for given reflectance data constructed with mixed lumped and distributed elements for high speed/high frequency communication systems
(IEEE, 2005)In this paper, a reflectance-based "non linear interpolation method" is presented to model the measured or computed data, obtained from a "passive one-port physical device" using mixed lumped and distributed elements. Mixed ... -
A computer aided design technique for hybrid and monolithic microwave amplifiers employing distributed equalizers with lumped discontinuities
(IEEE, 2001)This paper will addres the use of mixed lumped and distributed elements in the matching equalizers of microwave amplifers for hybrid and monolithic MIC realizations. In this work we show how the computer aided real frequency ... -
Damar içi öne bakan ultrasonik görüntüleme için eşdeğer dizi örnekleme yöntemleri
(IEEE, 2009-06-26)Damar içi öne bakan ultrasonik görüntüleme gerçek zamanlı hacimsel (üç boyutlu) görüntülemeye imkan vermesi bakımından yaygın olarak kullanılmaktadır. Damar içi görüntülemede fiziksel boyutların küçük olması nedeniyle ... -
Data mining techniques customer relationship management : a case study for Doğuş Otomotiv
(Işık Üniversitesi, 2003-10)Customer Relationship Managment has recently become a very important investment for many companies. The value of the customer is expressed more clearly with this new concept and it's demonstrated through its applications. ... -
Design and simulation of miniaturized communication systems employing symmetrical lossless two-ports constructed with two kinds of elements
(IEEE, 2003)In this paper, a semi-analytic method is presented to describe symmetrical lossless networks with two-kinds of elements, namely, distributed and lumped elements in cascade connection. in terms of the independently chosen ... -
Design of a broadband microwave amplifier constructed with mixed lumped and distributed elements for mobile communication
(IEEE, 2002)In this paper, we designed a broadband microwave amplifier utilizing. the "semi-analytic method to describe symmetrical lossless two-ports with two-kinds of elements", namely, distributed and lumped elements in cascade ... -
An endoscopie imaging system based on a two-dimensional CMUT array: real-time imaging results
(IEEE, 2005)Real-time catheter-based ultrasound imaging tools are needed for diagnosis and image-guided procedures. The continued development of these tools is partially limited by the difficulty of fabricating two-dimensional array ... -
Forward-looking IVUS imaging using a dual-annular ring CMUT array: Experimental results
(IEEE, 2007)This paper presents the experimental results on forward-looking Intravascular ultrasound (FL-IVUS) using dual-annular-ring CMUT arrays. The array has a diameter of 1mm including bondpads which consists of separate, concentric ... -
Forward-looking IVUS imaging using an annular-ring CMUT array
(IEEE, 2005)A 64-element, 1.15mm diameter annular-ring CMUT array was characterized and used for forward-looking IVUS imaging tests. The array was manufactured using low temperature processes suitable for CMOS electronics integration ... -
Gerçel ve karmaşık süzgeç öbeklerinin eşdalgacıklı tasarımı
(IEEE, 2006-07-31)Bu bildiride, eşdalgacıklı tam geri çatma süzgeç öbekleri tasarlamak için, Parks-McClellan algoritması gibi tekniklerle üretilen enküçük-enbüyük optimal eşdalgacıklı kısıtsız süzgeçleri eşlemlemede kullanılan basit bir ... -
High-efficiency broadband class-e power amplifiers
(CRC Press Taylor & Francis Group, 2016)[No abstract available] -
Microwave amplifier design for mobile communication via immittance data modelling
(IEEE, 2003)In this paper, a practical broadband microwave amplifier design algorithm based on immittance data modelling is presented. In the course of design, first, the optimum input and output terminations for the active device are ... -
On the effect of random sampling jitter on cyclostationarity based spectrum sensing algorithms for cognitive radio
(IEEE, 2009)Cognitive radio is an enabling technology, which is expected to lead to a more efficient utilization of the available spectral resources due to its flexibility and its ability to sense its spectral environment. Recently, ... -
On the spectral correlation of UWB impulse radio signals
(IEEE-INST Electrical Electronics Engineers Inc, 2008-10)Cyclostationarity is an inherent characteristic of many communication signals, which can be exploited for performing various signal processing tasks. Determining the cyclic statistics of a signal of interest is often ... -
A parametric approach to construct two-variable positive real impedance functions for the real frequency design of mixed lumped-distributed matching networks
(IEEE, 2004)In this paper, a parametric approach to construct two-variable positive real driving point impedance functions characterizing lossless ladder networks with mixed lumped and distributed elements is presented. The proposed ... -
A parametric approach to describe distributed two-ports with lumped discontinuities for the design of broadband MMIC's
(IEEE, 2003)This paper addreses the use of mixed lumped and distributed elements in the matching equalizers of broadband microwave communication subsytems in MMIC realizations. Construction of two-variable scattering functions for ... -
A tunable analog delay element for high-frequency dynamic beamforming
(IEEE, 2009)Implementing beamforming for high frequency arrays is challenging because of the accurate delay requirements at high frequencies. High frequency digital beamforming is not suitable for catheter based applications as a large ...