Výsledky vyhledávání - "Andrej Velas"

Akademický článek

Possibilities for Experimental Testing of Alarm Transmission Systems

Autor: Martin Boros, Matej Kucera, Andrej Velas, Jan Valouch

Publikováno v: Communications, Vol 22, Iss 2, Pp 123-128 (2020)

In the current digital era, information is a basis of some systems. In the area of information, great emphasis is also placed on its security and possibilities of use. The basis of the alarm transmission system is information about the protected obje

Externí odkaz: https://doaj.org/article/81fb40a21d714c8aa61b56b1ed419012

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Akademický článek

Testing Radio Signal Range of Selected Components

Autor: Andrej Velas, Tomas Lovecek, Jan Valouch, Jacek Dworzecki, Eva Vnencakova

Publikováno v: Communications, Vol 20, Iss 2, Pp 68-77 (2018)

The radio signals range of selected wireless components of security systems is defined by the area within which components can communicate properly. In practice, the range of communication between components is often insufficiently taken into account

Externí odkaz: https://doaj.org/article/34e11b8b6c054afeb3153110f2384c9f

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Akademický článek

Evaluation Process of the Burglary Resistance When Explosives Are Used to Create an Opening in the Barriers

Autor: Zuzana Zvakova, Martin Boros, Lucia Figuli, Andrej Velas

Publikováno v: Symmetry, Vol 13, Iss 9, p 1740 (2021)

Burglary resistance expresses the time required to overcome the barriers to cause the damage in order to unlawfully enter a place for the purposes of stealing property or committing a felony (i.e., disruption of important assets, e.g., critical infra

Externí odkaz: https://doaj.org/article/a4f85dcd51de4e499996a34fc0702661

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Akademický článek

Influence of the Environment on the Reliability of Security Magnetic Contacts

Autor: Martin Boros, Andrej Velas, Viktor Soltes, Jacek Dworzecki

Publikováno v: Micromachines, Vol 12, Iss 4, p 401 (2021)

Magnetic contacts are one of the basic components of an alarm system, providing access to buildings, especially windows and doors. From long-term reliability tests, it can be concluded that magnetic contacts show sufficient reliability. Due to global

Externí odkaz: https://doaj.org/article/3f2b0f7355fc479d9b755c5e96b4a038

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