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Optics Letters, ISSN 0146-9592, 02/2013, Volume 38, Issue 4, pp. 534 - 536
We introduce the concept of the perfect optical vortex whose dark hollow radius does not depend on the topological charge. It is shown analytically and... 
VORTICES | OPTICS | SUPPRESSED SIDELOBES | BESSEL BEAMS
Journal Article
OPTICS LETTERS, ISSN 0146-9592, 02/2020, Volume 45, Issue 3, pp. 644 - 647
Current silicon waveguide Bragg gratings typically introduce perturbation to the optical mode in the form of modulation of the waveguide width or cladding.... 
RESONATORS | SIDEWALL GRATINGS | OPTICS | Bragg gratings | Broadband | Selectivity | Perturbation | Sidelobe reduction | Sidelobes | Apodization
Journal Article
International Journal of Remote Sensing, ISSN 0143-1161, 01/2020, Volume 41, Issue 1, pp. 353 - 372
High sidelobes exist in normal multiple-input multiple-output (MIMO) radar waveforms, which utilize linear frequency modulation (LFM) or non-linear frequency... 
Subcarriers | Correlation | Frequency modulation | Parameters | Stability | Radar | Waveforms | Frequency | Autocorrelation | Sidelobe reduction | Genetic algorithms | Sidelobes
Journal Article
IEEE Transactions on Communications, ISSN 0090-6778, 01/2017, Volume 65, Issue 1, pp. 387 - 402
Journal Article
Optics and Laser Technology, ISSN 0030-3992, 04/2019, Volume 111, pp. 714 - 719
•A sidelobe-suppression method based on modified SVA and CS is proposed.•The SAL images is converted into sparse by using the modified SVA... 
Synthetic Aperture Ladar (SAL) | Sparse | Sidelobe-suppression | Compression Sensing (CS) | Modified Spatial Variant Apodization (SVA) | PHYSICS, APPLIED | OPTICS | Algorithms | Computer simulation | Data compression | Aperture | Airborne sensing | Remote sensing | Sidelobe reduction | Sidelobes | Sparsity | Lasers | Apertures | Aperture imaging | Apodization
Journal Article
Optics Letters, ISSN 0146-9592, 01/2019, Volume 44, Issue 2, pp. 439 - 442
In this work, we present optical add/drop multiplexer (OADM) filters for coarse wavelength-division-multiplexing (CWDM) systems with high sidelobe suppressions... 
COUPLERS | OPTICS | Wave filters | Fiber optic networks | Insertion loss | Wavelength division multiplexing | Coupling | Wave division multiplexing | Sidelobe reduction | Group delay | Sidelobes
Journal Article
IEICE Electronics Express, ISSN 1349-2543, 2018, Volume 15, Issue 12, p. 20180381
A W-band low-sidelobe high-gain planar integrated monopulse array antenna is presented in this paper. The antenna comprises two PCB layers, one is 16 x 41... 
Substrate integrated waveguide (SIW) | Magic T | Low-sidelobe | High-gain | Integrated | Monopulse array antenna | low-sidelobe | high-gain | substrate integrated waveguide (SIW) | magic T | monopulse array antenna | integrated | ENGINEERING, ELECTRICAL & ELECTRONIC | Multilayers | Substrate integrated waveguides | Antennas | Sidelobe reduction | Antenna arrays | Sidelobes
Journal Article
IEEE Transactions on Antennas and Propagation, ISSN 0018-926X, 01/2015, Volume 63, Issue 1, pp. 419 - 423
A low profile slot antenna array is designed to operate over a wide bandwidth with low sidelobe levels. Taylor synthesis is used to taper the power... 
Slot antennas | Taylor distribution | wideband | Bandwidth | Apertures | Arrays | Low sidelobe | slot array | Antenna arrays | DESIGN | PHASE | T-JUNCTION | 60-GHZ BAND | TELECOMMUNICATIONS | ENGINEERING, ELECTRICAL & ELECTRONIC | Measurement | Usage | Polarization (Electricity) | Analysis | Waveguides | Design and construction | Mathematical optimization | Construction | Synthesis | Dividers | Sidelobes
Journal Article
IEICE Transactions on Communications, ISSN 0916-8516, 01/2019, Volume E102B, Issue 8, p. 1689
A W-band corporate-feed 16×16-slot array antenna with low sidelobe level is designed and fabricated. The basic unit of the array is a 2×2-circular-slot... 
Tapering | Broadband | Aluminum | Bandwidth | Vacuum brazing | Antennas | Sidelobe reduction | Antenna arrays | Sidelobes
Journal Article
by Wang, YM and Yang, W and Chen, J and Kuang, H and Liu, W and Li, CS
SENSORS, ISSN 1424-8220, 06/2019, Volume 19, Issue 12, p. 2764
Journal Article
IEICE Transactions on Communications, ISSN 0916-8516, 07/2018, Volume E101B, Issue 7, pp. 1716 - 1722
Journal Article
Acoustical Science and Technology, ISSN 1346-3969, 2018, Volume 39, Issue 3, pp. 243 - 251
Directivity control using a loudspeaker array is widely studied for various applications. Suppressing sidelobe levels is important for applications such as... 
Sidelobe suppression | Directivity control | Least-squares method | Window function | Circular loudspeaker array | Directivity | Search algorithms | Filter design (mathematics) | Cost function | Arrays | Sidelobe reduction | Sidelobes
Journal Article
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