Steradian is bringing in a Radar revolution. Our proprietary technology is transforming the Radar from a simple Obstacle Detection to an all weather 4D Mapping device.

We have developed World’s most compact 28nm Milli-meter wave Imaging Radar chip to maximize the pixel per sqmm. Our flexible solution enables a very large number of antenna sensors which brings 4D imaging through Radar to a reality.

Steradian expertize covers all aspects of the Radar System - Semiconductors, Antennas and Radar Image reconstruction through Machine Learning Algorithms.

Imaging Radar

Steradian Semiconductor 24GHz Imaging Radar Prototype.

79GHz Transceiver

Steradian solution board with packaged RFIC and Antennas for Auotomotive Application

Operational frequency of the transceiver is 79Ghz (subject to applicable Laws).

Highest Link Margin

Steradian has architected the Front end blocks to increase the RF output power along with reducing the Noise Figure of the Receiver.

Highest Channel Density

Steradian has maximized the Transmit+Receive channels in a given Si area enabling highest combined resolution in the Industry.

Flexible Solution

Single RFIC can support flexible imaging resolution for a variety of applications from security to Autonomous Driving.


Best in class Oscillator Noise to co-exist with high density Interop scenarios.

Low Power Consumption

Transceiver operates at ultra low power enabling new applications such as Delivery Drones.

Steradian Leadership Team


Gireesh Rajendran, CEO

Gireesh Rajendran is one of the world's most accompolished Radio Product Architect. A winner of the prestigious MIT TR35, he has developed Radio Products from GPS to LTE over the course of last 18 years. He has defined and  executed products which have sold over a Billion units. Gireesh holds 38 patents related to the products he developed for Texas Instruments & Qualcomm where he previously worked. 

Apu Sivadas

Apu Sivadas holds a Ph. D. in milli-meter wave Engineering from Indian Institute of Technology, Kanpur. He has 21 years of experience in Engineering Management spanning various domains from Space Hardware to RF Integrated Circuits. Prior to founding Steradian, he managed RF Design in Texas Instruments. He was also the founding director of RFIC in Qualcomm India. He holds 18 patents in RFIC & Systems.

Rakesh Kumar

Rakesh Kumar is an alumnus of Delhi College of Engineering and has a proven track record of building lowest area RFIC. Rakesh led the WLAN RF for 2 generations in TI. He was the Receiver lead for Snapdragon 65x RFIC of Qualcomm. He has wide experience in developing complete solution including Firmware & Systems. He has co-authored 2 IEEE papers and holds 8 issued US patents. 

Ashish Lachhwani

Ashish Lachhwani is a 2004 Institute Silver Medallist from IIT, Madras. He joined TI, Wireless Group in 2004 and was instrumental in developing 2 generations of TI low power Bluetooth Radio solutions called SimpleLink. He is a co-author for the book on Ultra-Low-Power Radios published by Springer. Ashish was the Frequency Synthesizer architect of Qualcomm Snapdragon 65x RFIC. He holds 8 issued US patents.

Alok Joshi

Alok Joshi graduated from IIT Kharagpur in 2006. He was the Architect for Texas Instruments CC3100 low power WIFI transmit solution for the IoT market. Between 2013-2016, Alok worked for Qualcomm wherein he led the development of up-link Carrier Aggregation. Alok holds 12 issued US patents. His expertise covers end to end solution starting from Antennas through Board, Package and RFIC.

Steradian in News!

"MG Motor (Morris Garages) today announced that it has finalised five Indian start-ups under its innovation program, as it seeks to bring additional synergies to its automotive business. The startups are CarIQ, Steradian Semi, Altigreen Propulsion Labs, Exploride and Zuper." -  Autocar Pro News Desk Dec 12, 2017

"A new crop of device makers are developing chips based on high-resolution radar technology for assisted and autonomous driving in cars... Another startup, Steradian Semiconductor, is developing a 28nm CMOS-based, mmWave imaging radar device based on a version of FMCW"  -  NOVEMBER 20TH, 2017 - BY: MARK LAPEDUS

"Qualcomm Incorporated (NASDAQ: QCOM) today announced the top two winners from Cycle I of its Qualcomm Design in India Challenge II (QDIC II) at India Mobile Congress being held at Pragati Maidan in New Delhi. Two companies were awarded USD 75,000 each as the winners of the Challenge in Cycle I." - SEP 27, 2017 | NEW DELHI

"The fatal Tesla autopilot crash last year may have stalled confidence on autonomous vehicles, but this has not driven startups to hit the brakes on developing better solutions to rein in such anomalies.  Jumping on the self-driving bandwagon is a Bangalore-based startup that wants to develop a radar-based system that would make smart cars see better and thus, drive safer." -  Anu Thomas, ET Online, Jan 05, 2018



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