A systematic review of business and information technology alignment

A Ullah, R Lai - ACM Transactions on Management Information …, 2013 - dl.acm.org
Business organizations have become heavily dependent on information technology (IT)
services. The process of alignment is defined as the mutual synchronization of business goals …

A systematic review of requirements change management

S Jayatilleke, R Lai - Information and Software Technology, 2018 - Elsevier
Context Software requirements are often not set in concrete at the start of a software development
project; and requirements changes become necessary and sometimes inevitable due …

Survey of component-based software development

S Mahmood, R Lai, YS Kim - IET software, 2007 - IET
Because of the extensive uses of components, the Component-Based Software Engineering
(CBSE) process is quite different from that of the traditional waterfall approach. CBSE not …

First demonstration of amplification at 1 THz using 25-nm InP high electron mobility transistor process

…, A Zamora, J Padilla, S Sarkozy, R Lai… - IEEE Electron …, 2015 - ieeexplore.ieee.org
We report the first ever terahertz monolithic integrated circuit amplifier based on 25-nm InP
high electron mobility transistor (HEMT) process demonstrating amplification at 1 THz (1000 …

Do some business models perform better than others?

TW Malone, P Weill, RK Lai, VT D'Urso, G Herman… - 2006 - papers.ssrn.com
This paper defines four basic business models based on what asset rights are sold (Creators,
Distributors, Landlords and Brokers) and four variations of each based on what type of …

THz monolithic integrated circuits using InP high electron mobility transistors

…, V Radisic, S Sarkozy, R Lai - IEEE Transactions …, 2011 - ieeexplore.ieee.org
In this paper, background describing THz monolithic integrated circuits using InP HEMT is
presented. This three-terminal transistor technology has been used to realize amplifiers, …

Cryogenic wide-band ultra-low-noise IF amplifiers operating at ultra-low DC power

…, RW Grundbacher, EL Kollberg, R Lai… - IEEE Transactions …, 2003 - ieeexplore.ieee.org
This paper describes cryogenic broad-band amplifiers with very low power consumption
and very low noise for the 4-8-GHz frequency range. At room temperature, the two-stage InP-…

A 340–380 GHz integrated CB-CPW-to-waveguide transition for sub millimeter-wave MMIC packaging

…, L Samoska, A Fung, T Gaier, R Lai - IEEE microwave and …, 2009 - ieeexplore.ieee.org
In this letter, a rectangular waveguide to conductor backed-coplanar waveguide electromagnetic
transition suitable of operating at sub-millimeter wave frequencies is demonstrated. The …

Modeling business goal for business/IT alignment using requirements engineering

A Ullah, R Lai - Journal of Computer Information Systems, 2011 - Taylor & Francis
It is widely accepted that sustaining Business and Information Technology (IT) alignment is
a complex task, due to the lack of appropriate alignment methodologies, rapid changes in …

A survey of communication protocol testing

R Lai - Journal of Systems and Software, 2002 - Elsevier
Academic research has made significant advances in the generation of test sequences from
formal specifications, and in the development of computer-aided test tools, with the aim of …