Superharmonic resonance of the quasi-zero-stiffness vibration isolator and its effect on the isolation performance
Sign Up to like & getrecommendations! Published in 2020 at "Nonlinear Dynamics"
DOI: 10.1007/s11071-020-05509-6
Abstract: Quasi-zero-stiffness (QZS) vibration isolator seeks better isolation performance by lowering the natural frequency while maintaining the same static load bearing capacity as equivalent linear isolator. In previous works on QZS isolator, the steady-state response is… read more here.
Keywords: superharmonic resonance; vibration; isolator; isolation performance ... See more keywords
Perfect isolation performance among two-element MIMO antennas
Sign Up to like & getrecommendations! Published in 2019 at "AEU - International Journal of Electronics and Communications"
DOI: 10.1016/j.aeue.2019.05.014
Abstract: Abstract A rectangular microstrip patch (RMSP) antenna is designed to be used in a two-element Multi-Input Multi-Output (MIMO) antennas at which they operate at 5.8 GHz. The two antennas are positioned opposite to each other with… read more here.
Keywords: two element; performance among; perfect isolation; mimo antennas ... See more keywords
Optimal tuned inerter dampers for performance enhancement of vibration isolation
Sign Up to like & getrecommendations! Published in 2019 at "Engineering Structures"
DOI: 10.1016/j.engstruct.2019.109464
Abstract: Abstract This paper proposes two types of base isolation systems with tuned inerter dampers (TID) composed of a spring, an inerter and a dashpot in serial or parallel to enhance the seismic isolation performance of… read more here.
Keywords: system; performance; tid; vibration ... See more keywords
Shock isolation performance of a geometric anti-spring isolator
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DOI: 10.1016/j.jsv.2017.10.024
Abstract: Abstract In this paper, shock isolation performance of a geometric anti-spring (GAS) isolator is investigated. The static and dynamic stiffness property of GAS isolator is discussed. The mathematical simulation is used to explore the effect… read more here.
Keywords: isolation; isolator; shock isolation; isolation performance ... See more keywords
Wideband out-of-phase power dividers with improved isolation performance
Sign Up to like & getrecommendations! Published in 2019 at "International Journal of Microwave and Wireless Technologies"
DOI: 10.1017/s1759078719000102
Abstract: Abstract A compact wideband out-of-phase power divider (PD) with improved isolation performance is proposed. This divider is formed by connecting an additional stub for isolation to output ports of a traditional Marchand balun with a… read more here.
Keywords: improved isolation; phase power; wideband phase; isolation ... See more keywords