Search for dissertations about: "LC resonator"

Showing result 1 - 5 of 6 swedish dissertations containing the words LC resonator.

  2. 1. Relaxation and Resonance in Brownian Motion-Coupled Resonators

    Author : Christin Rhen; Chalmers tekniska högskola; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; NATURVETENSKAP; NATURAL SCIENCES; nonequilibrium dynamics; nonlinear dynamics; resonance; nanomechanics; relaxation; superconducting circuits.; resonator; dispersive coupling; noise; Brownian motion;

    Abstract : In physics, there exists a number of paradigm systems – exactly solvable models that can represent a wide variety of physical realizations. My research is concerned with two of these paradigm systems: the harmonic oscillator and Brownian motion. READ MORE

  4. 2. Optimum GaN HEMT Oscillator Design Targeting Low Phase Noise

    Author : Mikael Hörberg; Chalmers tekniska högskola; []
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; low frequency noise; resonator coupling; cavity resonator; GaN HEMT; MMIC; reflection oscillator; phase noise;

    Abstract : The thesis considers design of low phase noise oscillators, given the boundary condition of the used technology. Important conditions are the power handling of the active device, device noise floor, the quality factor of the resonator, bias settings, and low frequency noise. READ MORE

  5. 3. Fully Printed Chipless RFID Tags towards Item-Level Tracking Applications

    Author : Botao Shao; Lirong Zheng; Smail Tedjini; KTH; []
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Chipless RFID tag; configurability; inkjet printing; time domain; frequency domain; paper substrate; tag antenna; linearly tapering; LC resonator;

    Abstract : An ID generating circuit is unquestionably the core of a chipless RFID tag. For convenience of printing process and cost consideration, the circuit should be kept as simple as possible. READ MORE

  6. 4. Printed RFID Humidity Sensor Tags for Flexible Smart Systems

    Author : Yi Feng; Werner Zapka; Li-Rong Zheng; Qiang Chen; Donald Lupo; KTH; []
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Intelligent packaging; humidity sensor; wireless sensor; chipless RFID; multi-walled carbon nanotube; inkjet printing; LC resonator; paper electronics; flexible electronics.;

    Abstract : Radio frequency identification (RFID) and sensing are two key technologies enabling the Internet of Things (IoT). Development of RFID tags augmented with sensing capabilities (RFID sensor tags) would allow a variety of new applications, leading to a new paradigm of the IoT. READ MORE

  7. 5. Nonresonant high-frequency actuation of carbon based nanoelectromechanical oscillators

    Author : Martin Eriksson; Chalmers tekniska högskola; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; nanoelectromechanical oscillators; graphene; nonresonant; mechanical vibra- tions; selective mode actuation;

    Abstract : Carbon based nanoelectromechanical oscillators outperform their predecessors in many ways. In particular, their extraordinarily high quality factors make them very promising for sensor applications. To operate the nano oscillators, different kinds of actuation mechanisms are utilised, for instance direct or parametric resonance. READ MORE