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    Item type:Publication,
    Future global visions of engineering education
    (2011-05-02)
    This article presents the future global visions of engineering education. Due to the socio-technological challenges, engineering education must anticipate and adapt to dramatic changes in terms of engineering practice and instruction. In the future, the roles of engineers must change along with the following aspects: the globalization of industry and engineering practice, the shift of engineering employment from large companies to small and medium-sized companies, the growing emphasis on entrepreneurialism, the growing share of engineering employment in nontraditional, less-technical engineering work, the shift to a knowledge-based "services" economy, and increasing opportunity for using technology in the education and work of the engineering. This study found that successful attributes for the engineering education graduates in 2020 must be at strong level. They are as follows: lifelong learners, ability to frame problems, putting them in a socio-technical and operational context, dynamic/agile/resilient/flexible, high ethical standards and a strong sense of professionalism, good communication skills with multiple stakeholders, possess strong analytical skills, exhibit practical ingenuity; posses creativity, and business and management skills; leadership abilities. Moreover, the study found that the problems which engineering education graduates in 2020 encounter and have strong ability to solve. They are as follows: maintaining technical currency & life long learning, environmental and energy related problems, managing globalization, problems related to population growth, ultra-nanoscale, miniaturization, and bioengineering and medical problems.
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    The Impacts of Internal and External Factors on Developing Global Digital Innovation: A Case Study of the Provincial Electricity Authority in Thailand
    (2023-07-12)
    Rungruang, Thanachai
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    Tanitteerapan, Thanes
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    Jitgarun, Kalayanee
    The study aimed to investigate the impacts of internal and external factors on developing global digital innovation by means of a case study of the Provincial Electricity Authority (PEA) in Thailand. The research framework was based on the concepts of disruptive leadership, Thailand 4.0, Industry 4.0, PEA Digital Utility or Electric Utility of the Future, ICT/Digital Innovation, and Sufficiency Economy Principles (SEP). The research sample group comprised 419 PEA employees randomly selected from throughout the country. The research tools consisted of structured questionnaires on content and technical quality validated by five qualified experts. Assumptions of multiple regression analysis- normality, linearity, no multicollinearity, independence, and homoscedasticity were examined. The data verifying the assumptions were analyzed by multiple regression and PEA Digital Utility, Industry 4.0, ICT/Digital Innovation, Disruptive Leadership, and Thailand 4.0 were estimated for the development of global digital innovation. It was also found that most PEA employees, or 51.55 percent, refer to the innovation they know of as PEA Smart Plus. This is because PEA will focus on the use of communication technology to improve efficiency in the distribution system which is the foundation for further development of other parts of the system. Furthermore, most PEA employees identified innovation as being environmentally friendly.
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    Item type:Publication,
    A Model of Engineering Education for Innovation
    (2018-09-17) ;
    Murphy, Elizabeth
    ;
    The purpose of this paper is to present implications of innovation for Engineering Education (EE) and research. The specific objectives are as follows: Analyze innovation policies from India, Malaysia, Thailand, Korea and the Association of South-East Nations (ASEAN): Identify common themes between policies; determine implications for EE for Innovation (EEFI); create a model of EEFI; determine implications for EEFI research. Analysis of the policies led to the identification of seven themes: prosperity, humanity, inclusivity, capacity, sustainability, inquiry, and community. These themes guided the creation of a model of EEFI. The model consists of four principal bases: learner-based; STEM + AE-based, problem-based and; project-based. Learner-based focuses on what engineers are in terms of their personal and professional competencies. STEM + AE are a reminder that engineers must be more than technicians, well-versed in STEM. Their education needs to include the arts and entrepreneurship. The problem base refers to EEFI activity being driven by complex, authentic, ill-structured challenges, problems and issues that have a social as well as a technical character. The project-base involves collaborative efforts to find answers to questions and create solutions to problems and challenges. Implications for research highlight a range of approaches to researching EEFI from quantitative surveys of perceptions of participants to complex research designs whereby engineers in training are collaboratively solving real problems in communities.
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    Single Input Multiple Output Voltage Mode Universal Filters with Electronic Controllability Using Commercially Available ICs
    (2020-06-01)
    Pwint Wai, May Phu
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    ; ;
    This contribution presents the realization of commercially available ICs based single input voltage and three-output voltages universal second order filters with electronic controllability. Both proposed filters comprise two commercially available ICs LT1228, three passive resistors and two grounded passive capacitors. Two presented filters give low-pass (LP) voltage transfer function, band-pass (BP) voltage transfer function and high-pass (HP) voltage transfer function without modifying the scheme. The filtering parameters, center frequency (ω0) is tuned electronically as well as quality factor (Q) via controlling external DC bias currents. Moreover, the ω0 is linearly and electronically controlled without disturbing the Q by simultaneously changing bias currents. Using grounded capacitors are easy for the cancellation of parasitic element effects in LT1228s. The Pspice simulation and experimental results using integrated circuit, LT1228 are given to verify the filtering design.
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    High input impedance mixed-mode biquad filter with orthogonal tune of natural frequency and quality factor
    (2014-01-01)
    Chumwangwapee, Kanokrat
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    Jaikhang, Wipobh
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    Maneewan, Suwat
    This paper deals with a single-input multiple-output mixed-mode second-order filter providing two voltage-mode functions (low-pass and band-pass) and three transconductance-mode functions (low-pass, band-pass and band-reject) based on voltage differencing transconductance amplifier (VDTA). The quality factor and pole frequency can be electronically and orthogonally tuned via the bias current. The proposed circuit uses two VDTAs and two grounded capacitors without any external resistors, which is suitable to further develop into an integrated circuit. Moreover, the circuit possesses high input impedance, providing easy cascading. The PSPICE simulation results are included, verifying the key characteristics of the proposed filter. The given results agree well with the theoretical presumptions. © 2014 IEEE.