Results 11 to 20 of about 19,069,371 (303)

Technological Universities in Ireland: the New Imperative [PDF]

open access: yes, 2020
Higher education in Ireland has been characterized for some time as having a distinct two-tier structure. The top tier is comprised of the university sector, which features a number of older and newer entrants. Firmly in second position based on research
Houghton, Frank
core   +1 more source

Linking technological system architecture and purchasing categories [PDF]

open access: yes, 2017
Though the link between technological system architectures and buyer-supplier relationships has been actively studied, no comprehensive framework connecting system structures and component purchasing categories exists.
Karttunen, Elina   +3 more
core   +1 more source

Diagnosability Study of Technological Systems [PDF]

open access: yes, 2011
This paper describes an approach to study the diagnosability of technological systems, by characterizing their observable behaviors. Due to the interaction between many components, faults can occur in a technological system and cause hard damages not only to its integrity but also to its environment.
Batteux, Michel   +3 more
openaire   +2 more sources

Measuring the Structure of a Technology System for Directing Technological Transition [PDF]

open access: yesGlobal Challenges, 2020
AbstractTechnological advancements have generated a “techno‐sphere” within which all humans live. However, the capacity to direct technology development lags far behind technology development itself. This study deciphers the structural characteristics of a technology system using three pairs of features: systemicity and complexity (scalar), centrality ...
Shuanglei Wu   +3 more
openaire   +6 more sources

Target localisation from bistatic range measurements in multistatic passive radar using MDS

open access: yesThe Journal of Engineering, 2019
The target localisation in a multistatic passive radar system using bistatic range measurements from multiple transmitter–receiver pairs is considered. A novel closed-form solution employing multidimensional scaling (MDS) analysis technique is proposed ...
Yongsheng Zhao   +4 more
doaj   +1 more source

Robust direct position determination methods in the presence of array model errors

open access: yesEURASIP Journal on Advances in Signal Processing, 2018
Direct position determination (DPD) methods are known to have many advantages over the traditional two-step localization method, especially for low signal-to-noise ratios (SNR) and/or short data records.
Ding Wang   +4 more
doaj   +1 more source

A super transformed nested array with reduced mutual coupling for direction of arrival estimation of non‐circular signals

open access: yesIET Radar, Sonar & Navigation, 2022
Recently, sparse linear arrays have aroused significant attention because they can provide increased degrees of freedom (DOFs) and enlarged inter‐element spacing, which are the critical factors to improve the accuracy of direction of arrival (DOA ...
Fengtong Mei   +4 more
doaj   +1 more source

CRLB for joint estimation of TDOA, phase, FDOA, and Doppler rate

open access: yesThe Journal of Engineering, 2019
To avoid decline of FDOA estimation precision caused by relative Doppler companding, Doppler rate has to be considered and estimated jointly with TDOA, phase, and FDOA. However, CRLB of the joint estimation is still unclear.
Dexiu Hu   +4 more
doaj   +1 more source

Scientific and Technological Development, Technological Systems, Innovations and Their Importance for Space Sector of Ukraine [PDF]

open access: yesAdvanced Space Law, 2021
The achievements of scientific and technological development of the space sector can be used only if adequate basic conditions for such development are provided, first of all, its proper and effective legal regulatory framework.
Kseniia Kurkova
doaj   +1 more source

A Transformed Coprime Array With Reduced Mutual Coupling for DOA Estimation of Non-Circular Signals

open access: yesIEEE Access, 2021
Recently, the design of sparse linear array for direction of arrival (DOA) estimation of non-circular (NC) signals has attracted great attention because the difference and sum co-array offered by non-circularity increases the aperture of virtual linear ...
Fengtong Mei   +4 more
doaj   +1 more source

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