Results 21 to 30 of about 25,043 (261)

Investigation of All-photonic Multiple Signals Format Converter to Carrier- suppressed Signals

MATEC Web of Conferences, 2016
Advance modulation format such as carrier suppressed return to zero (CSRZ) is used in several optical communication systems. The generation of CSRZ signal is reported in this paper by means of allphotonics format converter to its suppressed carrier ...
Khairuddin N.Z., Wahid M.H.A., Hambali N.A.M.A., Shahimin M.M., Nazir N.S., Hasanuddin N.H., Ramli M. Muhammad.   +6 more
doaj   +1 more source

Development of ZnO Infrared LED and Its Emissivity

MATEC Web of Conferences, 2016
This paper provides an investigation of the design and characterization of zinc oxide (ZnO) in infrared light emitting diode (LED) application. Zinc oxide has been proved as one of the material that consists of wide range of electrical and optical ...
Saidi N.N.A., Wahid M.H.A., Poopalan P., Hambali N.A.M.A., Shahimin M.M., Sahbudin U.K., Ariffin S.N., Ramli Muhammad M.   +7 more
doaj   +1 more source

Modification of Level Dependent ASE-Signal Beat Noise by Optical and Electrical Filtering in Optically Preamplified Direct Detection Receivers

IEEE Photonics Journal, 2018
We derive compact equations describing the modification of amplified spontaneous emission signal beat noise arising from optical and electrical filtering in optically preamplified direct detection receivers.
J. Witzens, J. Muller, A. Moscoso-Martir
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ZnSe Light Emitting Diode Quantum Efficiency and Emission Characterization

MATEC Web of Conferences, 2016
ZnSe has demonstrated as a potential candidate in realizing advance LED in some appications for current and future works that utilize a cheaper preparation technique. Blue and white LEDs have been shown to spread across compound semiconductors.
Sahbudin U.K., Wahid M.H.A., Poopalan P., Hambali N.A.M.A., Shahimin M.M., Ariffin S.N., Saidi N.N.A., Ramli M.M.   +7 more
doaj   +1 more source

Breakthroughs in Photonics 2013: Toward Feedback-Controlled Integrated Photonics

IEEE Photonics Journal, 2014
We present an overview of the main achievements obtained in 2013 on the monitoring, stabilization, and feedback loop control of passive and active photonic integrated circuits.
F. Morichetti, S. Grillanda, A. Melloni
doaj   +1 more source

Multi-wavelength Brillouin Fiber Laser with Fiber Bragg Grating Employs Loop Mirror

MATEC Web of Conferences, 2016
In this paper, the development of multi-wavelength Brillouin fiber laser with fiber Bragg grating utilizing a loop mirror is successfully demonstrated.
Idris N.A., Hambali N.A.M.A., Malek A.Z., Apandi N.H.M., Wahid M.H.A., Azidin M.A.M., Isa S.S.M.   +6 more
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Integrated photonic sensing

New Journal of Physics, 2011
Loss is a critical roadblock to achieving photonic quantum-enhanced technologies. We explore a modular platform for implementing integrated photonics experiments and consider the effects of loss at different stages of these experiments, including state preparation, manipulation and measurement.
Thomas-Peter, N, Langford, N, Datta, A, Zhang, L, Smith, B, Spring, J, Metcalf, B, Coldenstrodt-Ronge, H, Hu, M, Nunn, J, Walmsley, I   +10 more
openaire   +2 more sources

Design and Development of ZnO Based Gas Sensor for Fruit Ripening Detection

MATEC Web of Conferences, 2016
This work focuses on the nondestructive fruit ripeness detection system at different maturity stages. The study involved a computational approach whereby the detector is simulated and characterized.
Hasanuddin N.H., Wahid M.H.A., Shahimin M.M., Hambali N.A.M.A., Nazir N.S., Khairuddin N.Z., Ramli M.M., Isa S.S.M.   +7 more
doaj   +1 more source

Integrated photonics for space communication and sensing

JPhys Photonics
Integrated photonics takes advantages of size, weight, and power consumption, and can be widely used in space communication and sensing. This paper reviews the typical applications of integrated photonics for space communication and sensing.
Yongjun Guo, Libing Zhou, Lirui Guo, Wenbing Jiang, Jia Du, Xiao Chen, Hong Wang, Xiongping Bao, Yaohui Du, Jiang Qu, Yingying Zhong, Runwei Zhou, Yuheng Wu, Yu Guo, Weibiao Chen   +14 more
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Optically Enabled ADCs and Application to Optical Communications

IEEE Open Journal of the Solid-State Circuits Society, 2021
Electrical-optical signal processing has been shown to be a promising path to overcome the limitations of state-of-the-art all-electrical data converters. In addition to ultra-broadband signal processing, it allows leveraging ultra-low jitter mode-locked
Andrea Zazzi, Juliana Muller, Maxim Weizel, Jonas Koch, Dengyang Fang, Alvaro Moscoso-Martir, Ali Tabatabaei Mashayekh, Arka D. Das, Daniel Drays, Florian Merget, Franz X. Kartner, Stephan Pachnicke, Christian Koos, J. Christoph Scheytt, Jeremy Witzens   +14 more
doaj   +1 more source