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Indian-American engineer
Arogyaswami J. Paulraj (born 14 April 1944) is an Indian-American electrical engineer, and inventor renowned for pioneering MIMO wireless technology, which underpins 4G LTE and 5G networks. A Professor Emeritus at Stanford University,[1] he has made key contributions to wireless communications, signal processing and sonar technology. His honors include the Padma Bhushan,[2] IEEE Alexander Graham Bell Medal,[3][4] and induction into the National Inventors Hall of Fame.
Early life and education[edit]He joined the Indian Navy at age of 15 and pursued a career in electrical engineering. He earned his bachelor's degree from the Naval College of Engineering, Lonavala, and completed his Ph.D. in Electrical Engineering from IIT Delhi in 1973. His doctoral work in signal processing and communication systems laid the foundation for his later innovations in wireless technology.
Military technology research in India[edit]While in the Indian Navy, Arogyaswami J. Paulraj made fundamental contributions to India’s defense technology. In 1972, he upgraded the British-origin Sonar 170B, extensively deployed across the fleet. He later led the development of APSOH, India’s first indigenous ship-borne sonar, which became the Navy's standard system. Paulraj also helped shape India’s R&D landscape as founding director of three key institutions: Center for Artificial Intelligence and Robotics, Defense R&D Organization, the Central Research Laboratories, Bharat Electronics, and the Center for Development of Advanced Computing, Dept. of Electronics (as co-founder). These labs are now a part of India's massive R&D infrastructure. He retired in 1991 with the rank of Commodore.[5][6]
Academic career at Stanford[edit]After moving to the U.S., Paulraj joined Stanford University in 1991 and became a Research Professor in 1993. In 1992, he initiated the concept of MIMO technology, which forms the foundation of high-speed wireless systems such as WiFi , 4G and 5G . MIMO enhances data rates by transmitting parallel data streams across multiple antennas, greatly increasing network capacity. Paulraj led a MIMO research program at Stanford for two decades before retiring in 2013. He founded three companies: Iospan Wireless for MIMO-OFDMA (acquired by Intel), Beceem Communications for 4G chipsets (acquired by Broadcom),[7] and Rasa Networks for WiFi analytics (acquired by Aruba/HPE).[8] His work helped establish a global MIMO wireless ecosystem. He has authored two textbooks, published over 400 research papers, and holds 83 patents.
Selected Awards and honors[edit]{{cite web}}: CS1 maint: numeric names: authors list (link)RetroSearch is an open source project built by @garambo | Open a GitHub Issue
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