• Publications
  • Influence
An Indoor Visible Light Communication Positioning System Using a RF Carrier Allocation Technique
We propose a new indoor positioning system utilizing VLC based on IM/DD in a line-of-sight environment, which was investigated by simulations and experiments. Expand
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Three-Dimensional Visible Light Indoor Localization Using AOA and RSS With Multiple Optical Receivers
A novel concept is proposed for integrating optical wireless visible light communications with 3-D indoor positioning using a single transmitter and multiple tilted optical receivers. Expand
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Indoor Location Estimation Based on LED Visible Light Communication Using Multiple Optical Receivers
An novel concept for integrating visible light produced by LEDs with indoor positioning using multiple optical receivers is presented in this study. Expand
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All-optical multiple logic gates with XOR, NOR, OR, and NAND functions using parallel SOA-MZI structures: theory and experiment
The authors have proposed, simulated, and experimentally demonstrated all-optical multiple logic gates using two parallel semiconductor optical amplifier (SOA)-Mach-Zehnder interferometer (MZI)Expand
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10 Gbit/s all-optical composite logic gates with XOR, NOR, OR and NAND functions using SOA-MZI structures
All-optical composite logic gates with XOR, NOR, OR and NAND functions using a parallel semiconductor optical amplifier (SOA) Mach-Zehnder interferometer (MZI) structure that enables simultaneousExpand
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Outdoor Visible Light Communication for inter- vehicle communication using Controller Area Network
In this paper, we implemented the outdoor Visible Light Communication (VLC) system based on Controller Area Network (CAN) which is normally used in car, plane, ship, product line control system, medical device and industrial device. Expand
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High-resolution indoor positioning using light emitting diode visible light and camera image sensor
The authors propose a new high-resolution indoor positioning method based on visible light communication using two light emitting diode (LED) lightings and an image sensor of camera as a receiver.Expand
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Indoor three-dimensional location estimation based on LED visible light communication
A novel concept for integrating visible light communications (VLC) with three-dimensional indoor positioning is presented. Expand
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Reflective SOA-Based Bidirectional WDM-PON Sharing Optical Source for Up/Downlink Data and Broadcasting Transmission
  • T. Kim, S. Han
  • Computer Science
  • IEEE Photonics Technology Letters
  • 30 October 2006
We proposed and experimentally demonstrated the reflective semiconductor optical amplifier (RSOA)-based wavelength-division-multiplexed passive optical network (WDM-PON) scheme where not only up/downlink data services but also broadcasting service could be provided using a single optical source. Expand
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1.25-Gb/s Wavelength-Division Multiplexed Single-Wavelength Colorless Radio-on-Fiber Systems Using Reflective Semiconductor Optical Amplifier
A wavelength-division multiplexed colorless radio-on-fiber (RoF) system based on a reflective semiconductor optical amplifier (RSOA) is proposed in this paper. This scheme has a colorless and simpleExpand
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