SAW Experience

Integration of the MATLAB SAW models into KeySight Pathwave Advanced Design System (ADS)

ADS Process Design Kit (PDK) with basic SAW components (SAW reflective transducers and gratings, etc.)

Development of the diverse SAW Filter Computer-Aided Design (SAWCAD) software (Fortran, MATLAB®)

MATLAB SAW Filter Analysis Toolbox (SAWFAT) to design classical bidirectional SAW filters

Practical design of IF SAW filters using the proprietary SAWCAD software

Optimum and suboptimum SAW filter synthesis techniques including:

Remez exchange algorithm (Fortran)

proprietary iterative Weighted Least-Squares (WLS) technique (MATLAB)

linear programming (MATLAB, Fortran)

non-linear programming (MATLAB, Fortran)

mixed-integer linear programming (Fortran)

MATLAB Genetic Algorithm

Chebyshev approximation techniques for the complex-valued SAW filter response

Design of SAW filters with arbitrary magnitude and phase or group delay specifications

Factorizational (zero-separation) synthesis of minimum length SAW bidirectional filters based on the search and separation of the high-order Z-transform roots

Withdrawal-weighted (polarity-weighted) SAW transducer design

Wideband withdrawal-weighted SAW transducer optimization techniques based on the mixed-integer programming

Analysis and synthesis of the non-equidistant SAW transducers

Iterative algorithms for simulation and compensation of the second order effects including (but not limited to) SAW diffraction, circuit effects (electrical load, matching), SAW attenuation, etc.

Contribution to the mixed scattering matrix (P-matrix) theory and practice for periodic SAW transducers

Electrostatic analysis of generalized periodic SAW transducers

Closed-form admittance and static capacitance calculation for periodic unapodized/apodized SAW transducers

Analysis (theory, algorithms, software) of arbitrary generalized multi-port/multi-transducer/multi-component SAW systems and devices

Synthesis and analysis of the classical single-phase unidirectional transducers (SPUDT)

Reflective SPUDT (RSPUDT) optimization (non-linear programming)

Design of broadband SAW filters based on the slanted finger bidirectional interdigital transducers (SFIDT) and slanted finger SPUDT (SFSPUDT)

Reflective Array Model for reflective SAW transducers for SAW, LSAW, and Natural SPUDT (NSPUDT) cuts

Closed-form modeling of the reflective periodic gratings and reflective unapodized/apodized SAW transducers

Coupling-of-Modes (COM) analysis for SAW transducers and reflectors

One- and two-port SAW/LSAW resonator modeling

Basic knowledge in designing RF SAW filters including Double Mode SAW (DMS) and ladder-type SAW filters and duplexers

One- and two-component SAW filter matching (interactive or using optimization techniques)

SAW filter photomask automated design (AutoCAD DXF-Format)


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