Title :
Wideband true-time-delay unit using discrete-chirped fiber Bragg grating prism
Author :
Yunqi Liu ; Jianliang Yang ; Jianping Yao
Author_Institution :
Sch. of Electr. & Electron. Eng., Nanyang Technol. Univ., Singapore
Abstract :
This paper describes a wideband true-time-delay unit constructed using discrete fiber Bragg gratings in combination with a chirped grating to increase the available maximum microwave frequency. Some preliminary experimental results are presented.
Keywords :
Bragg gratings; antenna phased arrays; beam steering; electro-optical modulation; microwave antenna arrays; microwave photonics; optical delay lines; optical fibres; optical prisms; chirped grating; discrete fiber Bragg gratings; electro-optic modulator; fiber Bragg grating prism; high-speed photodetectors; maximum microwave frequency; microwave delay line; microwave phase-array antenna systems; time-steered phased array processor; wavelength selective fixed angle beamsteering; wideband true-time-delay unit; Bragg gratings; Chirp; Delay lines; Fiber gratings; High speed optical techniques; Optical fiber polarization; Optical modulation; Phased arrays; Radio frequency; Wideband;
Conference_Titel :
Lasers and Electro-Optics, 2001. CLEO/Pacific Rim 2001. The 4th Pacific Rim Conference on
Conference_Location :
Chiba, Japan
Print_ISBN :
0-7803-6738-3
DOI :
10.1109/CLEOPR.2001.970793
