1. Universiti Kuala Lumpur British Malaysian Institute,Communication Technology Section,Selangor,Malaysia
2. Kulliyyah of Engineering, International Islamic University Malaysia (IIUM),Dept. of Science in Engineering,Kuala Lumpur,Malaysia
3. Northumbria University,Optical Communications Research Group, PTLab, Faculty of Engineering and Environment,Newcastle Upon Tyne,United Kingdom
4. Czech Technical University in Prague,Faculty of Electrical Engineering,Department of Electromagnetic Fields,Prague,Czech Republic