05557nam 2200697Ia 450 991045884890332120200520144314.01-281-01884-897866110188490-08-055013-4(CKB)1000000000383580(EBL)307124(OCoLC)162131463(SSID)ssj0000253971(PQKBManifestationID)11939348(PQKBTitleCode)TC0000253971(PQKBWorkID)10204733(PQKB)10614679(MiAaPQ)EBC307124(Au-PeEL)EBL307124(CaPaEBR)ebr10186713(CaONFJC)MIL101884(EXLCZ)99100000000038358020070612d2007 uy 0engur|n|---|||||txtccrSurface acoustic wave filters[electronic resource] with applications to electronic communications and signal processing /David Morgan2nd ed.Amsterdam ;Boston Academic Press20071 online resource (448 p.)Studies in Electrical and Electronic EngineeringDescription based upon print version of record.0-12-372537-2 Includes bibliographical references and index.Front cover; Surface Acoustic Wave Filters; Copyright page; Contents; Preface; Foreword to second edition; Foreword to previous edition (1991); Chapter 1 Basic survey; 1.1 Acoustic waves in solids; 1.2 Propagation effects and materials; 1.3 Basic properties of Interdigital Transducers; 1.3.1 Transducer reflectivity and the triple-transit signal; 1.3.2 Non-reflective transducers: delta-function model; 1.4 Apodization and transversal filtering; 1.5 Correlation and signal processing; 1.6 Wireless interrogation: sensors and tags; 1.7 Resonators and low-loss filters; 1.7.1 Gratings and resonators1.7.2 Low-loss filters for RF1.7.3 Low-loss filters for IF; 1.7.4 Performance of bandpass filters; 1.8 Summary of devices and applications; Chapter 2 Acoustic waves in elastic solids; 2.1 Elasticity in anisotropic materials; 2.1.1 Non-piezoelectric materials; 2.1.2 Piezoelectric materials; 2.2 Waves in isotropic materials; 2.2.1 Plane waves; 2.2.2 Rayleigh waves in a half-space; 2.2.3 Shear-horizontal waves in a half-space; 2.2.4 Waves in a layered half-space; 2.2.5 Waves in a parallel-sided plate; 2.3 Waves in anisotropic materials; 2.3.1 Plane waves in an infinite medium2.3.2 Theory for a piezoelectric half-space2.3.3 Surface-wave solutions; 2.3.4 Other solutions; 2.3.5 Surface waves in layered substrates: perturbation theory; Chapter 3 Electrical excitation at a plane surface; 3.1 Electrostatic case; 3.2 Piezoelectric half-space; 3.3 Some properties of the effective permittivity; 3.4 Green's function; 3.5 Other applications of the effective permittivity; Chapter 4 Propagation effects and materials; 4.1 Diffraction and beam steering; 4.1.1 Formulation using angular spectrum of plane waves; 4.1.2 Beam steering in the near field4.1.3 Minimal-diffraction orientations4.1.4 Diffracted field in the parabolic approximation: scaling; 4.1.5 Two-transducer devices; 4.2 Propagation loss and non-linear effects; 4.3 Temperature effects and velocity errors; 4.4 Materials for surface-wave devices; 4.4.1 Orientation: Euler angles; 4.4.2 Single-crystal materials; 4.4.3 Thin films; Chapter 5 Non-reflective transducers; 5.1 Analysis for a general array of electrodes; 5.1.1 The quasi-static approximation; 5.1.2 Electrostatic equations and charge superposition; 5.1.3 Current entering one electrode5.1.4 Evaluation of the acoustic potential5.2 Quasi-static analysis of transducers; 5.2.1 Launching transducer; 5.2.2 Transducer admittance; 5.2.3 Receiving transducer; 5.3 Summary and P-matrix formulation; 5.4 Transducers with regular electrodes: element factor; 5.5 Admittance of uniform transducers; 5.5.1 Acoustic conductance and susceptance; 5.5.2 Capacitance; 5.5.3 Comparative performance; 5.6 Two-transducer devices; 5.6.1 Device using unapodized transducers; 5.6.2 Device using an apodized transducer; 5.6.3 Admittance of apodized transducers5.6.4 Two-transducer device using a multistrip couplerThis book gives the fundamental principles and device design techniques for surface acoustic wave filters. It covers the devices in widespread use today: bandpass and pulse compression filters, correlators and non-linear convolvers and resonators. The newest technologies for low bandpass filters are fully covered such as unidirectional transducers, resonators in impedance element filters, resonators in double-mode surface acoustic wave filters and transverse-coupled resonators using waveguides. The book covers the theory of acoustic wave physics, the piezoelectric effect, electrostaticStudies in Electrical and Electronic EngineeringAcoustic surface wave filtersSignal processingSpread spectrum communicationsElectronic books.Acoustic surface wave filters.Signal processing.Spread spectrum communications.621.3828Morgan David P290653MiAaPQMiAaPQMiAaPQBOOK9910458848903321Surface acoustic wave filters2008270UNINA