# IEEE Transactions on Circuits and Systems I: Regular Papers

## Filter Results

Displaying Results 1 - 25 of 28

Publication Year: 2008, Page(s):C1 - C4
| PDF (83 KB)
• ### IEEE Transactions on Circuits and Systems&mdash;I: Regular Papers publication information

Publication Year: 2008, Page(s): C2
| PDF (40 KB)
• ### Comparison of Pentacene and Amorphous Silicon AMOLED Display Driver Circuits

Publication Year: 2008, Page(s):1177 - 1184
Cited by:  Papers (16)  |  Patents (1)
| | PDF (677 KB) | HTML

Organic light-emitting diode (OLED) displays offer distinct advantages over liquid crystal displays for portable electronics applications, including light weight, high brightness, low power consumption, wide viewing angle, and low processing costs. They also are attractive candidates for highly flexible substrates. In active-matrix OLED (AMOLED) displays, a small transistor circuit is used to driv... View full abstract»

• ### A Novel Mixed-Signal Integrated Circuit Model for DNA-Protein Regulatory Genetic Circuits and Genetic State Machines

Publication Year: 2008, Page(s):1185 - 1196
Cited by:  Papers (13)
| | PDF (1872 KB) | HTML

This paper discusses the formulation of ldquosilicon mimeticrdquo mixed-signal integrated circuit (IC) models for biocellular genetic circuits and state machines that utilize the rich variety of deoxyribonucleic acid and protein regulatory interactive pathways. A novel mixed-signal circuit model is reported for determining the state transitions of a genetic circuit. Using hysteretic electronic swi... View full abstract»

• ### A precision high-voltage current sensing circuit

Publication Year: 2008, Page(s):1197 - 1202
Cited by:  Papers (15)  |  Patents (1)
| | PDF (852 KB) | HTML

This paper presents a precision current sensor featuring a high voltage, high gain (~ 140 dB), and low input offset ( &lt; 1 mV) current sense amplifier. This amplifier does not require offset trimming even for low offset applications. It is a single stage amplifier that has a common gate pMOS differential input pair, which makes it inherently stable. This amplifier topology allows for a wide ... View full abstract»

• ### Differential Type Class-AB Second-Order Log-Domain Notch Filter

Publication Year: 2008, Page(s):1203 - 1212
Cited by:  Papers (14)
| | PDF (610 KB) | HTML

In this paper, a new current-mode second-order differential type Class-AB log-domain notch filter is proposed. It is systematically designed using state-space synthesis method. The filter circuit is current-mode, Class-AB and differential type. In the circuit, the input and the output values, and dominant variables are all currents. Input and output currents are also differential signals. Only tra... View full abstract»

• ### A Full On-Chip CMOS Clock-and-Data Recovery IC for OC-192 Applications

Publication Year: 2008, Page(s):1213 - 1222
Cited by:  Papers (12)  |  Patents (1)
| | PDF (2469 KB) | HTML

In this paper, a fully integrated OC-192 clock-and-data recovery (CDR) architecture in standard 0.18-mum CMOS is described. The proposed architecture integrates the typically large off-chip filter capacitor by using two feed-forward paths configuration to generate zero and pole and satisfies SONET jitter requirements with a total power dissipation (including the buffers) of 290 mW. The measured RM... View full abstract»

• ### Optical Receiver With Widely Tunable Sensitivity in BiCMOS Technology

Publication Year: 2008, Page(s):1223 - 1236
Cited by:  Papers (8)  |  Patents (4)
| | PDF (1433 KB) | HTML

A monolithically integrated optical receiver with voltage-controlled sensitivity in 0.6-m BiCMOS technology is presented. The transimpedance variations are achieved by varying the control voltage of the voltage-controlled resistor changing its equivalent resistance. The optical receiver design is based on a P-intrinsic-N photodiode and on a mixed current-mode and voltage-mode approach, by using a ... View full abstract»

• ### Using Linear Relations Between Experimental Characteristics in Stiff Identification Problems of Linear Circuit Theory

Publication Year: 2008, Page(s):1237 - 1247
Cited by:  Papers (12)
| | PDF (635 KB) | HTML

The paper treats an inverse problem posed in the time domain for a circuit described by a stiff system of ordinary differential equations (ODEs). Identification of model parameters (circuit elements) is performed by processing transient characteristics measured in the circuit. An illustrative example discussed throughout the paper shows that reducing the identification problem to curve fitting, wh... View full abstract»

• ### Optimal Design of All-Pass Variable Fractional-Delay Digital Filters

Publication Year: 2008, Page(s):1248 - 1256
Cited by:  Papers (15)
| | PDF (710 KB) | HTML

This paper presents a computational method for the optimal design of all-pass variable fractional-delay (VFD) filters aiming to minimize the squared error of the fractional group delay subject to a low level of squared error in the phase response. The constrained optimization problem thus formulated is converted to an unconstrained least-squares (LS) optimization problem which is highly nonlinear.... View full abstract»

• ### Analysis of the Desired-Response Influence on the Convergence of Gradient-Based Adaptive Algorithms

Publication Year: 2008, Page(s):1257 - 1266
| | PDF (412 KB) | HTML

Although the convergence behavior of gradient-based adaptive algorithms, such as steepest descent and leas mean square (LMS), has been extensively studied, the influence of the desired response on the transient convergence has generally received little attention. However, empirical results show that this signal can have a great impact on the learning curve. In this paper we analyze the influence o... View full abstract»

• ### A Theoretical Study of the Quantization Noise in Split Delta–Sigma ADCs

Publication Year: 2008, Page(s):1267 - 1278
Cited by:  Papers (3)
| | PDF (741 KB) | HTML

A theoretical analysis of the statistics of the quantization noise in split delta-sigma (DeltaSigma) analog-to-digital converters (ADCs) is presented. Sufficient conditions are derived that ensure that the quantization noise components of the constituent DeltaSigma modulators are asymptotically independent of each other, the input, delayed versions of themselves, and uniformly distributed. The app... View full abstract»

• ### A New Mechanism Producing Discrete Spurious Components in Fractional-$N$Frequency Synthesizers

Publication Year: 2008, Page(s):1279 - 1288
Cited by:  Papers (8)
| | PDF (1839 KB) | HTML

Fractional- frequency synthesizers have long been known to suffer from a set of spurious components, often referred to as fractional spurs, which are usually attributed to the operation of the modulator. This paper proposes a new phenomenon-based on cross-coupling and sampling of the nonharmonically related signals present in such synthesizers-which is capable of producing a family of spurious com... View full abstract»

• ### Noise–Power Optimization of Incremental Data Converters

Publication Year: 2008, Page(s):1289 - 1296
Cited by:  Papers (17)
| | PDF (671 KB) | HTML

Incremental data converters (IDCs) are useful in instrumentation and measurement applications, where low-frequency analog signals need to be converted into digital form with high accuracy and low power dissipation. They are particularly well suited for applications where a single analog-digital converter is multiplexed between many channels. This paper proposes an exact design methodology for IDCs... View full abstract»

• ### Analysis of Oscillator Injection Locking Through Phase-Domain Impulse-Response

Publication Year: 2008, Page(s):1297 - 1305
Cited by:  Papers (53)  |  Patents (18)
| | PDF (514 KB) | HTML

This paper presents a novel approach to the analysis of oscillator injection locking due to weak external signals. From the intuitive concept of impulse-sensitivity function, a phase-domain macromodel is deduced which is able to capture high-order synchronization effects. Novel closed-form expressions for the synchronization regions are thus presented. The proposed phase-domain macromodel and the ... View full abstract»

• ### Event-Driven Modeling of CDR Jitter Induced by Power-Supply Noise, Finite Decision-Circuit Bandwidth, and Channel ISI

Publication Year: 2008, Page(s):1306 - 1315
Cited by:  Papers (17)
| | PDF (967 KB) | HTML

This paper describes the modeling of jitter in clock-and-data recovery (CDR) systems using an event-driven model that accurately includes the effects of power-supply noise, the finite bandwidth (aperture window) in the phase detector's front-end sampler, and intersymbol interference in the system's channel. These continuous-time jitter sources are captured in the model through their discrete-time ... View full abstract»

• ### Neural-Network-Based Robust Linearization and Compensation Technique for Sensors Under Nonlinear Environmental Influences

Publication Year: 2008, Page(s):1316 - 1327
Cited by:  Papers (21)
| | PDF (2528 KB) | HTML

A novel artificial neural network (NN)-based technique is proposed for enabling smart sensors to operate in harsh environments. The NN-based sensor model automatically linearizes and compensates for the adverse effects arising due to nonlinear response characteristics and nonlinear dependency of the sensor characteristics on the environmental variables. To show the potential of the proposed NN-bas... View full abstract»

• ### A Basis-Function Canonical Piecewise-Linear Approximation

Publication Year: 2008, Page(s):1328 - 1334
Cited by:  Papers (9)
| | PDF (392 KB) | HTML

This paper proposes a basis-function canonical piecewise-linear (BF-CPWL) function, which can approximate any continuous function using a weighted sum of PWL BFs. The BF-CPWL approximation integrates Breiman's hinging hyperplane model and Julian's high-level canonical PWL approximation into a common theoretical framework. Moreover, an approximation algorithm is developed, which fits and adds the P... View full abstract»

• ### Chaos Synchronization in Complex Networks

Publication Year: 2008, Page(s):1335 - 1346
Cited by:  Papers (56)
| | PDF (389 KB) | HTML

In this paper, we study chaos synchronization in complex networks with time-invariant, time-varying and switching configurations based on the matrix measure of complex matrices. To begin with, we propose an analytical condition for chaos synchronization in complex networks with a time-invariant configuration. Secondly, we obtain some less conservative synchronization conditions for networks with a... View full abstract»

• ### Adaptive Stabilization and Synchronization for Chaotic Lur'e Systems With Time-Varying Delay

Publication Year: 2008, Page(s):1347 - 1356
Cited by:  Papers (110)
| | PDF (587 KB) | HTML

In this paper, we propose an adaptive scheme for the stabilization and synchronization of chaotic Lur'e systems with time-varying delay. Based on the invariant principle of functional differential equations, the strength of the feedback controller is enhanced adaptively to stabilize and synchronize chaotic Lur'e systems. The derivative-constraint that the time-varying delay is required to be diffe... View full abstract»

• ### Fully Automated RF/Microwave Filter Tuning by Extracting Human Experience Using Fuzzy Controllers

Publication Year: 2008, Page(s):1357 - 1367
Cited by:  Papers (32)
| | PDF (2108 KB) | HTML

The paper introduces modeling of human experience by linguistic if-then rules in terms of fuzzy logic controllers for tuning RF/Microwave filters. The approach could be used for any circuit or system tuning problem that involves human expert information provided that the expert information could be described in terms of linguistic if-then rules. The tuning approach is both theoretically and practi... View full abstract»

• ### A VHDL-AMS Simulation Environment for an UWB Impulse Radio Transceiver

Publication Year: 2008, Page(s):1368 - 1381
Cited by:  Papers (15)
| | PDF (1058 KB) | HTML

Ultrawideband (UWB) communication based on the impulse radio paradigm is becoming increasingly popular. According to the IEEE 802.15 WPAN low rate alternative PHY Task Group 4a, UWB will play a major role in localization applications, due to the high time resolution of UWB signals which allow accurate indirect measurements of distance between transceivers. Key for the successful implementation of ... View full abstract»

• ### Optimal PWM Control of Switched-Capacitor DC–DC Power Converters via Model Transformation and Enhancing Control Techniques

Publication Year: 2008, Page(s):1382 - 1391
Cited by:  Papers (25)
| | PDF (836 KB) | HTML

This paper presents an efficient and effective method for an optimal pulsewidth-modulated (PWM) control of switched-capacitor dc-dc power converters. Optimal switching instants are determined based on minimizing the output ripple magnitude, the output leakage voltage and the sensitivity of the output load voltage with respect to both the input voltage and the load resistance. This optimal PWM cont... View full abstract»

• ### Development of Single-Transistor-Control LDO Based on Flipped Voltage Follower for SoC

Publication Year: 2008, Page(s):1392 - 1401
Cited by:  Papers (93)  |  Patents (3)
| | PDF (2180 KB) | HTML

The design issues of a single-transistor-control (STC) low-drop-out (LDO) based on flipped voltage follower is discussed in this paper, in particular the feedback stability at different conditions of output capacitors, equivalent series resistances (ESRs) and load current. Based on the analysis, an STC LDO was implemented in a standard 0.35-mum MOS technology. It is proven experimentally that the ... View full abstract»

• ### IEEE Transactions on Circuits and Systems&mdash;I: Regular Papers Information for authors

Publication Year: 2008, Page(s): 1402
| PDF (41 KB)

## Aims & Scope

The theory, analysis, design, and practical implementations of circuits, and the application of circuit techniques to systems and to signal processing.

Full Aims & Scope

## Meet Our Editors

Editor-in-Chief
Andreas Demosthenous
Dept. Electronic & Electrical Engineering
University College London
London WC1E 7JE, UK