engineering design services in the field of integrated circuits and signal processing; providing temporary use of non-downloadable software for evaluating analog design circuitry, calibrating analog design circuitry, and driving analog design circuitry, featuring an online reference design library, circuit notes, and evaluation software code sets for IC design; providing temporary use of non-downloadable software for providing simulation, modeling and design tools for analog and mixed signal IC design; providing technical support and consulting services, namely, troubleshooting in the nature of diagnosing computer hardware problems by providing design solutions in the field of integrated circuits and signal processing; providing technical information via temporary use of non-downloadable software for displaying models in the field of integrated circuits and signal processing solutions; providing an on-line searchable database in the nature of an online reference design library of technical information in the field of integrated circuits and signal processing solutions for scientific research purposes