Khoirul Anwar - Penemu Teknologi 4G Dari Indonesia

Summary

Professor Choirul Anwar, an Indonesian scientist, is credited with inventing the 4G network technology based on Orthogonal Frequency Division Multiplexing (OFDM). Despite growing up in poverty and facing numerous challenges, Choirul excelled academically, receiving multiple scholarships and eventually earning a Ph.D. in Japan. His groundbreaking research in data transmission efficiency has been adopted by major companies, including a Japanese satellite firm and Huawei. Inspired by the Japanese anime *Dragon Ball Z*, Choirul's work has contributed significantly to improving telecommunications systems, particularly in urban areas and mountainous regions. His innovations earned him multiple prestigious awards, including recognition from the Indonesian Consulate in Osaka.

Takeaways

• 😀 Choirul Anwar, an Indonesian scientist, is the inventor of 4G network technology based on OFDM (Orthogonal Frequency Division Multiplexing).
• 😀 He was born on August 22, 1975, in Riau, East Java, and grew up in poverty after his father passed away when he was in elementary school.
• 😀 Despite financial struggles, Choirul was able to pursue higher education, receiving scholarships throughout his academic journey.
• 😀 Choirul completed his undergraduate studies in Electrical Engineering at ITB Bandung with honors in 2000 and later earned a master's and doctorate from Nara Institute of Science and Technology in Japan.
• 😀 He got married to Sri Yayu Indriyani and they have three children together.
• 😀 His groundbreaking invention, 4G network technology based on OFDM, reduces transmission power in multi-carrier systems like MC-CDMA, improving data speeds and reducing power fluctuations.
• 😀 Choirul’s work led to the development of a system now used by satellite companies in Japan, which was surprisingly similar to his patented invention.
• 😀 His discovery of Turbo Equalization for Single Carrier Block Transmission has applications in various telecom systems, including GSM (2G), CDMA (3G), and 4G, offering high performance with low complexity.
• 😀 His research was inspired by the anime 'Dragon Ball Z,' specifically the idea of Goku absorbing energy to create a powerful attack, which he applied to his equalization method.
• 😀 Choirul’s paper on this invention won the 'Best Paper' award at the Institute of Electrical and Electronics Engineers (IEEE) conference in Taiwan in 2010.
• 😀 His patented technology is now being used by major Japanese electronics companies and is also being explored by Chinese tech giant Huawei.

Q & A

Who is Professor Choirul Anwar, and what is he known for?

Professor Choirul Anwar is an Indonesian scientist and inventor known for his contribution to the development of 4G network technology based on Orthogonal Frequency Division Multiplexing (OFDM).

What was the early life of Professor Choirul Anwar like?

Professor Choirul Anwar was born on August 22, 1975, in Riau, East Java, to a poor family. His father passed away when he was in elementary school, and his mother worked hard to ensure he could continue his education despite their financial difficulties.

What significant educational achievements did Choirul Anwar accomplish?

Choirul Anwar graduated cum laude in Electrical Engineering from ITB Bandung in 2000. He then received a scholarship for a master's degree at the Nara Institute of Science and Technology in Japan, followed by a Ph.D. scholarship at the same institution, where he completed his studies in 2005.

How did Choirul Anwar's perseverance in education manifest despite his challenges?

Despite growing up in poverty, Choirul Anwar found ways to continue his education, including receiving free accommodation while attending high school and scholarships throughout his higher education.

What was Choirul Anwar's groundbreaking invention in the field of telecommunications?

Choirul Anwar invented a method for reducing transmission power in multicarrier systems such as Orthogonal Frequency Division Multiplexing (OFDM), which leads to higher data speeds instead of the usual reduction in speed. His invention also reduced transmission power fluctuations.

How did Professor Anwar's invention impact the telecommunications industry?

His invention was adopted by Japanese satellite companies and later explored by Chinese technology giant Huawei, significantly improving network performance, especially in challenging environments such as cities with many skyscrapers or mountainous areas.

What recognition did Professor Choirul Anwar receive for his work?

In 2017, Professor Choirul Anwar received an award for his contributions to scientific research abroad from the Indonesian Consulate General in Osaka.

How did Professor Anwar draw inspiration for his invention?

Professor Anwar drew inspiration from the anime film Dragon Ball Z, particularly from the character Goku's energy-absorbing technique. He likened it to a Turbo Equalizer that could gather transmission energy to eliminate data distortion caused by wave interference.

What role did collaboration play in Professor Anwar's research?

Collaboration played a significant role in his research. He worked closely with Professor Tadashi Matsumoto at the Nara Institute of Science and Technology, where they developed the mathematical formulas and programming required for the project.

What practical applications does Professor Anwar's discovery have?

His discovery can be applied in various telecommunications systems, including GSM (2G), CDMA (3G), and 4G networks, and is particularly useful in environments where signal transmission experiences delays or interference, such as urban areas with tall buildings or mountainous regions.