Rensheng (Ray) Sun

• RF/antenna & signal integrity engineer with strong background on computational electromagnetics • Extensive experience in EM modeling considering signal integrity for HDD and high-speed interconnects• Experienced user of CST Microwave Studio, FEKO, HFSS, XFDTD, and IE3D• Deep understanding on different analysis methods in the commercial tools and their pros and cons• Performance evaluation of antenna placement/integration on handheld mobile devices • Frequency selective surfaces (FSS), radomes, EMC/EMI, RFID, SAR, RCS, Rotman lens, etc.• Numerical methods on multi-physics modelingSpecialties: • Extensive design/analysis experience with various antennas, including PIFA, stubby, whip, folded monopole, horn, patch/array, dipole, loop; also familiar with multiband and broadband techniques • Mobile devices’ antenna miniaturization, LTE MIMO antenna design/optimization, metamaterials• Computational electromagnetics, especially finite element method (FEM), also familiar with method of moments (MoM), FDTD, MLFMM, physical optics (PO), UTD, GO