Results 11 to 20 of about 34,632 (278)

Microcomputers

open access: yesInterfaces, 1983
The precise number of microcomputers marketed and sold to date is unknown. However, since their advent in the mid 1970's, the combined annual sales by all manufacturers is nearing or exceeds one million units. Without question, microcomputers have been widely accepted in a startlingly short period of time because of their low unit cost, low for both ...
J. J. Brennan, Michael K. Molloy
openaire   +2 more sources

25 anos de quimiometria no Brasil

open access: yesQuímica Nova, 2006
Chemometric activities in Brazil are described according to three phases: before the existence of microcomputers in the 1970s, through the initial stages of microcomputer use in the 1980s and during the years of extensive microcomputer applications of ...
Benício de Barros Neto   +2 more
doaj   +1 more source

Internet of things based multi-sensor patient fall detection system

open access: yesHealthcare Technology Letters, 2019
Accidental falls of patients cannot be completely prevented. However, timely fall detection can help prevent further complications such as blood loss and unconsciousness.
Sarah Khan   +5 more
doaj   +1 more source

Doubling-resolution analog-to-digital conversion based on PIC18F45K80

open access: yesThe Journal of Engineering, 2014
Aiming at the analog signal being converted into the digital with a higher precision, a method to improve the analog-to-digital converter (ADC) resolution is proposed and described. Based on the microcomputer PIC18F45K80 in which the internal ADC modules
Yueyang Yuan, Chongchang Yang
doaj   +1 more source

The integration of computer use in education [PDF]

open access: yes, 1992
There is an increasing awareness that disappointing experiences with the introduction of computers in education are a consequence of insufficiently taking into account factors that are crucial when introducing change in educational settings.
Akker, Jan van den   +2 more
core   +2 more sources

virus Detection Using Cryptography Algorithm

open access: yesIraqi Journal for Computers and Informatics, 1996
Many papers have been published about manipulating computer viruses; instructions that impact a computer system and after a period of incubation and reproducion, activate and demonstrate their presence.
ALI AL-HANANI, VENUS W. SAMAWI
doaj   +1 more source

Recovery of heritage software stored on magnetic tape for Commodore microcomputers

open access: yesInternational Journal of Digital Curation, 2017
Digital games make up a significant but little known chapter in the history of the moving image in Australia and New Zealand.  Beginning in the early 1980s, the Australasian software industry developed a remarkable record of content creation.
Denise de Vries, Craig Harrington
doaj   +9 more sources

Evaluation of microcomputer utilization in small- and medium-sized businesses

open access: yesSouth African Journal of Business Management, 1990
This paper presents the result of an empirical study on the use of microcomputers by small and medium-sized businesses in South Africa. A number of countries were included in the survey.
J. J.D. Havenga, P. J.S. Bruwer
doaj   +1 more source

Client-server system for monitoring the quality of TV broadcasting in Russia

open access: yesФизика волновых процессов и радиотехнические системы, 2022
The distributed client-server system of broadcast quality monitoring in RF proposed in the paper uses the necessary equipment, including BER bit error sensors based on programmable receivers combined with single-board microcomputers implemented on SoC ...
Vladimir L. Karyakin
doaj   +1 more source

Revisión tecnológica del aprendizaje de idiomas asistido por ordenador: una perspectiva cronológica [PDF]

open access: yes, 2019
El presente artículo aborda la evolución y el avance de las tecnologías del aprendizaje de lenguas asistido por ordenador (CALL por sus siglas en inglés, que corresponden a Computer- Assisted Language Learning) desde una perspectiva histórica.
Gómez Parra, María Elena   +2 more
core   +1 more source

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