scispace - formally typeset
Open AccessBook

Surface Acoustic Wave Devices for Mobile and Wireless Communications

TLDR
In this paper, the authors present a comparison of SAW filter design for Arbitrary Amplitude/Phase Response (AQR) and second-order effects in SAW filters.
Abstract
Fundamentals of Surface Acoustic Waves and Devices: Introduction. Basics of Piezoelectricity and Acoustic Waves. Principles of Linear Phase SAW Filter Design. Equivalent Circuit and Analytic Models for a SAW Filter. SomeMatching and Trade-Off Concepts for SAW Filter Design. Compensation for Second-Order Effects in SAW Filters. Designing SAW Filters for Arbitrary Amplitude/Phase Response. Interdigital Transducers with Chirped or Slanted Fingers. IDT Finger Reflections andRadiation Conductance. Techniques, Devices and Mobile/Wireless Applications: Overview of Systems and Devices. SAW Reflection Gratings and Resonators. Single-Phase Unidirectional Transducers for Low-Loss Filters. RF and Antenna-Duplexer Filters forMobile/Wireless Transceivers. Other RF Front-end and Inter-stage Filters for Mobile/Wireless Transceivers. SAW IF Filters for Mobile Phones and Pagers. Fixed-Code SAW IDTs for Spread-Spectrum Communications. Real-Time SAW Convolvers for Voice and Data Spread-Spectrum Communications. Surface Wave Oscillators and Frequency Synthesizers. SAW Filters for Digital Microwave Radio, Fiber Optic, and Satellite Systems. Postscript. Subject Index.

read more

Citations
More filters
Journal ArticleDOI

Decontaminating surfaces with atomized disinfectants generated by a novel thickness-mode lithium niobate device

TL;DR: A small-scale plastic model established proof-of-principle that the LN thickness-mode device could atomize disinfectants of varying viscosities and decontaminate coupon surface materials harboring MDR organisms.
Dissertation

Détection et mesure de nanoparticules pour lesapplications de capteurs en milieu liquide.

TL;DR: In this paper, two technological approaches have been used to package SAW sensors, compatible with wafer-level batch process, one based on polymers and the other one with silicon and glass.

SAW parameter extraction using finite element analysis

TL;DR: A versatile finite element modelling is employed to automatically include the second order effects in the device by considering the complete set of partial differential equations.
Proceedings ArticleDOI

Miniature, high efficiency transducers for use in ultrasonic flow meters

TL;DR: In this paper, a transducer based on a thin plate of a suitable piezoelectric material whose SAW velocity is greater than velocity of BAW in the fluid is presented.

Modelling of layered surface acoustic wave resonators for liquid media sensing applications

TL;DR: In this article, a model is developed to characterize the behavior of layered SAW 2-port resonator sensors operating in liquid media, based on the periodic Green's function combined with the C