New Website 2015

February 24, 2015

Start from February 1 2015, this personal website officially moves to

Politeknik Elektronika Negeri Surabaya (PENS) –


Move To New Website

September 5, 2012

Start from September 5 2012, this personal website officially moves to

PhD final oral defense

July 12, 2012

Public Speaking

June 18, 2012

Dua Ahmed Saud

December 11, 2011

Oh Allah, have mercy on me in the name of the great Quraan,
make it for me a guide and light,
And guidance and mercy,
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The 7 Laws of the Teacher

June 14, 2011

Source :,2010041302,c,1.phtml,20100618001,c,1.phtml

The 7 Laws of the Teacher

  1. The Law of the Teacher: Teachers are the ones who never stop learning and advance themselves.
  2. The Law of Education: Real teaching doesn’t merely disseminate knowledge but motivate students to learn.
  3. The Law of Activity: After motivation, it is more important to activate people, and further exhibit what they learn through practice.
  4. The Law of Communication: Teachers need to induce students in a bridging way with which they are familiar.
  5. The Law of the Heart: Teachers need to touch students’ hearts with true hearts, and further trigger their passions.
  6. The Law of Encouragement: Give credit to students’ advancement with encouragement; make students’ advancement flame go on and on.
  7. The Law of Readiness: Open your heart, and prepare yourself to take every diverse class.

Tips on Teacher-Student Communication
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ZigBee Wireless Networks and Transceivers – Ebook

May 30, 2011

Source :

ZigBee Wireless Networks and Transceivers by Shahin Farahani, PhD, System Engineer, Freescale Semiconductor

ZigBee is a short-range wireless networking standard backed by such industry leaders as Motorola, Texas Instruments, Philips, Samsung, Siemens, Freescale, etc. It supports mesh networking, each node can transmit and receive data, offers high security and robustness, and is being rapidly adopted in industrial, control/monitoring, and medical applications. This book will explain the ZigBee protocol, discuss the design of ZigBee hardware, and describe how to design and implement ZigBee networks. The book has a dedicated website for the latest technical updates, ZigBee networking calculators, and additional materials. Dr. Farahani is a ZigBee system engineer for Freescale semiconductors Inc. The book comes with a dedicated website that contains additional resources and calculators: Table of Contents Chapter 1: ZigBee? Basics Chapter 2: ZigBee? / IEEE 802.15.4 Networking Examples Chapter 3: ZigBee? / IEEE 802.15.4 Protocol Layers Chapter 4: Transceiver Requirements Chapter 5: RF Propagation, Antennas, and Regulatory Requirements Chapter 6: Battery Life Analysis Chapter 7: Location Estimating Using ZigBee? Chapter 8: ZigBee? Coexistence Chapter 9: Related Technologies Appendices

This is a complete guide to the ZigBee wireless networking standard, transceiver performance requirements, location estimation, and power reduction methods.