Index Catalog // ScholarsArchive@OSU

A programmable BiCMOS transconductance-capacitor filter for high frequencies

Creator:: Beck, Jeffery S.
Abstract:: With advancements in CMOS technology, high speed analog circuits that were traditionally implemented with discrete circuit components can now be made monolithically. Antialiasing filters for video signals as well as signal conditioning filters in high speed communication channels are examples of applications where high frequency integrated circuits are now feasible....
Resource Type:: Masters Thesis

A token caching waiting-matching unit for tagged-token dataflow computers

Creator:: Traylor, Roger L.
Abstract:: Computers using the tagged-token dataflow model are among the best candidates for delivering extremely high levels of performance required in the future. Instruction scheduling in these computers is determined by associatively matching data-bearing tokens in a Waiting-Matching Unit (W-M unit). At the W-M unit, incoming tokens with matching contexts are...
Resource Type:: Masters Thesis

Application and analysis of CMOS FSCL for mixed-mode analog/digital ICs

Creator:: Chow, Andrew Siv-Anne
Abstract:: The new CMOS folded source-coupled logic (FSCL) technique intended for mixed-mode integrated circuits has been designed. It has advantages over conventional CMOS circuit in terms of reduced current spike, circuit delay, logic flexibility, and layout density. A simple CPU implemented in 2 μm CMOS technology with a 5.0 volt supply...
Resource Type:: Masters Thesis

CMOS low noise amplifier design utilizing monolithic transformers

Creator:: Zhou, Jianjun J.
Abstract:: Full integration of CMOS low noise amplifiers (LNA) presents a challenge for low cost CMOS receiver systems. A critical problem faced in the design of an RF CMOS LNA is the inaccurate high-frequency noise model of the MOSFET implemented in circuit simulators such as SPICE. Silicon-based monolithic inductors are another...
Resource Type:: Dissertation

Current-feedthrough cancellation techniques in switched-current circuits

Creator:: Lao, Paul A.
Resource Type:: Masters Thesis

Design and computer aided optimization of a fully integrated CMOS RF distributed amplifier

Creator:: Ballweber, Brian M.
Abstract:: Advancements in the sophistication and complexity of modern electronic systems are creating a need for highly integrated systems with ever higher operational frequencies. The economical demands of these systems dictate that they be implemented using low cost fabrication technologies, such as digital CMOS. One of the major challenges facing circuit...
Resource Type:: Masters Thesis

Design and computer-aided optimization of RF CMOS power amplifiers

Creator:: Gupta, Ravi
Abstract:: In recent years, there has been an extensive effort to develop low-cost implementations of radio frequency integrated circuits for consumer applications. This thesis is a research effort in the design and implementation of integrated RF CMOS Power Amplifiers (PAs). A significant challenge in the implementation of RF CMOS ICs is...
Resource Type:: Dissertation

Design of CMOS switched-current filters

Creator:: Fiez, Theresa S.
Abstract:: The design and implementation of Switched-Current (SI) ladder filters is described. SI filters require only a standard digital CMOS process and the power supply voltage requirement is low. SI circuits also can be potentially operated at higher frequencies than Switched-Capacitor (SC) filters due to the low-impedance wideband nodes of the...
Resource Type:: Dissertation

Design of complex digital blocks using folded source-coupled logic for mixed-mode applications

Creator:: Maskai, Sailesh R.
Abstract:: A series of complex digital blocks have been designed and fabricated using the newly developed current-mode differential CMOS logic family viz. the Folded Source-Coupled Logic ( FSCL ). The main feature of this logic family is the low current spikes generated during the switching transitions ( at least 2 orders...
Resource Type:: Masters Thesis

Fully-differential current-mode CMOS circuits and applications

Creator:: Zele, Rajesh H.
Abstract:: With increasing interest in current-mode analogue processing due to its high performance properties such as speed, bandwidth and accuracy compared to voltage-mode processing, new current-mode alternatives to various conventional circuit designs are appearing. In this report, a novel circuit design to construct a fully-differential current-mode operational amplifier ( OP-AMP )...
Resource Type:: Masters Thesis

Generation of substrate bias and current sources in CMOS technology

Creator:: Zhang, Jing, 1962-
Abstract:: A negatively biased substrate has several advantages over a grounded substrate in CMOS technology. The on-chip generation of this negative substrate bias has made chips easier to use when only a single supply is preferred. This project demonstrates two types of charge pump circuits used to generate negative voltages not...
Resource Type:: Masters Thesis

High accuracy CMOS switched-current ladder filters

Creator:: Hoei, Jung-sheng
Abstract:: Clock-feedthrough effects, channel-length modulation and device mismatch are the main causes of the inaccuracy of Switched-Current (SI) circuits. In this paper, these non-ideal effects are analyzed. A high-performance current mirror, namely regulated cascode current mirror, which eliminates drain voltage variation problem is introduced. By using this current mirror as a...
Resource Type:: Masters Thesis

High-linearity switched-capacitor circuits in digital CMOS technologies

Creator:: Yoshizawa, Hirokazu
Abstract:: In this thesis, novel design techniques have been proposed for implementing high-linearity SC circuits in a standard digital CMOS process. They use nonlinear MOSFET capacitors instead of linear double-poly capacitors. To reduce their nonlinearities, a bias voltage is applied to keep MOSFET capacitors in their accumulation regions. For further reduction...
Resource Type:: Dissertation

Low-power high-performance 32-bit 0.5[u]m CMOS adder

Creator:: Shah, Parag Shantu
Abstract:: Currently, the two most critical factors of microprocessor design are performance and power. The optimum balance of these two factors is reflected in the speed-power product(SPP). 32-bit CMOS adders are used as representative circuits to investigate a method of reducing the SPP. The purpose of this thesis is to show...
Resource Type:: Masters Thesis

MOSFET-only predictive track and hold circuit

Creator:: Qiu, Xiangping
Abstract:: High-accuracy and high-speed CMOS track-and-hold (T/H) or sample-and-hold (S/H) circuits are an important part of the analog-to-digital interface. The switched-capacitor (SC) circuits usually contain one or more op-amps whose dc offset, finite gain, finite bandwidth have a big impact on the accuracy of the track-and-hold circuit. Basic correlated double sampling...
Resource Type:: Masters Thesis

Physical mechanisms, device models, and lifetime projections of hot-carrier effects in CMOS transistors

Creator:: Hwang, Nam
Resource Type:: Dissertation

Power amplifier design in digital CMOS processes

Creator:: Forejt, Brett E.
Abstract:: The ability to integrate designs from board level, multi-chip modules to single process solutions is highly attractive in today's PC multimedia industry. Saving board area and chip count will decrease the production cost of personal computing hardware and increase profitability. The ability to integrate analog circuit capability and it's reference...
Resource Type:: Masters Thesis

Suppression of substrate noise in a mixed-signal CMOS integrated circuit

Creator:: Lim, Wei Tjan (Richard)
Abstract:: Substrate switching noise is becoming a concern as integrated circuits get larger and speeds get faster. Mixed-mode integrated circuits are especially affected as the substrate noise interferes with sensitive analog circuits resulting in limited signal to noise ratios. This thesis serves to study the cause of the noise at the...
Resource Type:: Masters Thesis

ScholarsArchive@OSU

A programmable BiCMOS transconductance-capacitor filter for high frequencies

A token caching waiting-matching unit for tagged-token dataflow computers

Application and analysis of CMOS FSCL for mixed-mode analog/digital ICs

CMOS low noise amplifier design utilizing monolithic transformers

Current-feedthrough cancellation techniques in switched-current circuits

Design and computer aided optimization of a fully integrated CMOS RF distributed amplifier

Design and computer-aided optimization of RF CMOS power amplifiers

Design of CMOS switched-current filters

Design of complex digital blocks using folded source-coupled logic for mixed-mode applications

Fully-differential current-mode CMOS circuits and applications

Generation of substrate bias and current sources in CMOS technology

High accuracy CMOS switched-current ladder filters

High-linearity switched-capacitor circuits in digital CMOS technologies

Low-power high-performance 32-bit 0.5[u]m CMOS adder

MOSFET-only predictive track and hold circuit

Physical mechanisms, device models, and lifetime projections of hot-carrier effects in CMOS transistors

Power amplifier design in digital CMOS processes

Suppression of substrate noise in a mixed-signal CMOS integrated circuit

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