129 results on '"Qi, Zihang"'
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2. Wideband OAM Vortex Beam Generation Through a Thin Transmitarray in the Ka-Band
3. Multi-band circularly polarized antenna for WLAN and WiMAX applications based on characteristic mode theory
4. Low-cost high-order-mode cavity backed slot array antenna using empty substrate integrated waveguide for the 5G n260 band
5. Wideband Circularly Polarized Magnetoelectric Dipole Array Using TE340-Mode Cavity and Sequential Rotation Feed-Network at 60 GHz
6. Wideband single‐fed circularly polarised patch antenna
7. Broadband and High-Gain Embedded Probe-Fed Low-Profile High-Order-Mode Antennas
8. A Transmissive Metasurface Generating Wideband OAM Vortex Beam in the Ka-Band
9. Gain and Bandwidth Improvement of Empty Substrate Integrated Waveguide H-plane Horn Antenna at W-band
10. Design of High-Gain Vortex Electromagnetic Wave Based on Radial Line Slot Antenna
11. Design of Broadband High-Order-Mode Back-Cavity Slot Antenna in Ka Band
12. Dual-Polarized 1-Bit Reconfigurable Reflectarray for Generating Digital Vortex Beam
13. Generation of Broadband High-Purity Dual-Mode OAM Beams Using A Four-Feed Patch Antenna: Theory and Implementation
14. Wideband Single-Layer Antenna for V-Band On-Chip Antenna Measurement
15. Dual-Band Dual-Polarization Horn Antenna Array Based on Orthomode Transducers With High Isolation for Satellite Communication
16. Broadband and High-Gain High-Order-Mode Fed Open-Ended Waveguide Antenna Array for Millimeter-Wave Applications
17. A Low-Cost Narrow-Wall Slot Array Antenna Design Based on Empty Substrate Integrated Waveguide
18. Design of Wideband Multibeam Multimode Vortex Antenna
19. Design of a Dual-polarization Phased Array Antenna for Ku-Band Satellite Communications
20. A reflective metasurface for generating dual‐mode dual‐polarized high‐order Bessel vortex beams with equal divergence angle
21. A Wide-Beam Metasurface Antenna Using Pattern Combination of Characteristic Modes
22. Compact Wideband Circularly Polarized Patch Antenna Array Using Self-Sequential Rotation Technology
23. High-Order-Mode Cavity Fed Antenna Arrays for Diverse Polarizations With Compact Size, High Gain, and High Efficiency
24. A Dual Circularly Polarized Antenna Array With Compact Feeding Network
25. Broadband and High-Gain Dual-Polarized Antenna Array With Shared Vias Feeding Network for 5G Applications
26. The Design of Polarized Antenna Arrays Based on High-Order Mode
27. A <scp>single‐feed</scp> circularly polarized loop antenna using characteristic mode analysis
28. Tripolarizated MIMO: Experimental Analysis and Modeling of Channel Properties in Both Indoor and Outdoor Scenarios
29. A direct analytical and exact synthesis for multi‐section impedance transformers
30. Generation of Millimeter-Wave Nondiffracting Airy OAM Beam Using a Single-Layer Hexagonal Lattice Reflectarray
31. Design of Wideband Vortex Reflectarray Based on Pancharatnam-Berry Metasurface
32. A Miniaturized Microstrip Patch Antenna Using Characteristic Mode Analysis
33. A single‐feed circularly polarized loop antenna using characteristic mode analysis
34. 60‐ghz wideband circularly polarized antenna array based on TE 340 ‐mode SIC and sequential rotation feeding technique
35. A power amplifier with bandwidth expansion and linearity enhancement in 130 nmcomplementary metal‐oxide‐semiconductorprocess
36. A Novel Low-Power Notch-Enhanced Active Filter for Ultrawideband Interferer Rejected LNA
37. 55-GHz Low Sidelobe Ring-Loading Patch Antenna on LTCC Technology
38. Wideband Circularly Polarized Magnetoelectric Dipole Array Using TE340-Mode Cavity and Sequential Rotation Feed-Network at 60 GHz
39. Gain Improvement Methods of Millimeter-Wave Antennas
40. K-Band Wideband Microstrip Antenna Array With Sidelobe Level Reduction
41. Wideband Circularly Polarized High-Order Bessel Beam Reflectarray Design Using Multiple-Ring-Cascade Elements
42. Harmonic Multiple Loop Detection (HMLD) Algorithm for Not-Contact Vital Sign Monitoring Based on Ultra-Wideband (UWB) Radar
43. UWB bandpass filter with compact size and wide upper stopband
44. Wideband Circularly Polarized Dual-Mode Vortex Beams Reflectarray Design Using Dual-Semi-Split-Loop Elements
45. A Novel Near-Field UHF RFID Reader Array Antenna for Configurable Electrically Large Reading Area
46. 60‐ghz wideband circularly polarized antenna array based on TE340‐mode SIC and sequential rotation feeding technique.
47. A power amplifier with bandwidth expansion and linearity enhancement in 130 nm complementary metal‐oxide‐semiconductor process.
48. Dielectric-Slab-Loaded Hollow Substrate-Integrated Waveguide $H$-Plane Horn Antenna Array at $Ka$-Band
49. A broadband beam scanning antenna array based on substrate integrated coaxial line Butler matrix for Q‐band application
50. Compact ultra-wideband bandpass filter based on composite right/left-handed transmission line with improved out-of-band performance
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