Zobrazeno 1 - 9
of 9
pro vyhledávání: '"Sumeer Bhatara"'
Autor:
Sriram Murali, Dheeraj Shetty, Sumeer Bhatara, Vashishth Dudhia, Karthik Subburaj, Brian P. Ginsburg, Pankaj Gupta, Sachin Bharadwaj, Karthik Ramasubramanian, Daniel Breen, Rittu Sachdev, Shankar Ram, Karan Bhatia, Zahir Parkar, Sreekiran Samala, Krishnanshu Dandu, Anil Varghese Mani
Publikováno v:
2020 IEEE Radio Frequency Integrated Circuits Symposium (RFIC).
This paper presents digital techniques to improve performance parameters of an mm-wave Frequency Modulated Continuous Wave (FMCW) radar front end. It proposes calibration techniques to: a) reduce a complex (IQ) baseband receiver’s (RX) quadrature m
Autor:
Krishnanshu Dandu, Anjan Prasad Easwaran, Venkatesh Srinivasan, Daniel Breen, Karthik Ramasubramanian, Eunyoung Seok, Neeraj Navak, Rohit Chatterjee, Shankar Ram NarayanaMoorthy, Sundarraian Rangachari, Sai Gunaranjan, Zahir Parkar, Zeshan Ahmad, Indu Prathapan, Vito Giannini, Sreekiran Samala, Pankaj Gupta, Karan Bhatia, Sriram Murali, Sumeer Bhatara, Tom Altus, Karthik Subburaj, Brian P. Ginsburg, Sachin Bharadwaj, Dheeraj Shetty, Meysam Moallem, Tim Davis
Publikováno v:
2018 IEEE Radio Frequency Integrated Circuits Symposium (RFIC).
This paper proposes architectures to comprehensively monitor the functionality of a 76-to-81GHz Frequency Modulated Continuous Wave (FMCW) radar front end, for safety critical automotive applications. These on-chip monitors periodically measure criti
Autor:
Daniel Breen, Rittu Sachdev, Karthikeyan Rajagopal, Karan Bhatia, Saket Jalan, Sumeer Bhatara, Krishnanshu Dandu, Harikrishna Parthasarathy, Venkatesh Srinivasan, Zahir Parkar, Sachin Bhardwaj, Pankaj Gupta, Indu Prathapan, Karthik Ramasubramanian, Eunyoung Seok, Neeraj Nayak, Karthik Subburaj, Shankar Ram, Rohit Chatterjee, Brian P. Ginsburg, Meysam Moallem, Tim Davis, Sriram Murali, Vijay B. Rentala, Anil Kumar, Y. C. Rakesh, Jasbir Singh, Sreekiran Samala, Ross Kulak, Vito Giannini, Arun Shrimali
Publikováno v:
ISSCC
Radar is a key sensing technology for advanced driver assistance systems and autonomous vehicles due to its strong detection capability, long range, and robustness to environmental variations such as inclement weather and lighting extremes. As these
Autor:
Karthik Subburaj, Raghu Ganesan, Jawaharlal Tangudu, Sumeer Bhatara, Karthik Ramasubramanian, J. R. Samuel
Publikováno v:
IEEE Transactions on Circuits and Systems II: Express Briefs. 61:100-104
The presence of spurious tones in a Global Navigation Satellite Signal (GNSS) receiver's RF and analog front-end signal spectrum leads it to compute receiver's position erroneously. Addressing spurs is crucial in modern multiconstellation GNSS receiv
Autor:
Sumeer Bhatara, Nolan Blue, Mozar Naing, Pankaj Gupta, Dallas Webster, Donald Y.C. Lie, Zahir Parkar, Rick D. Hudgens
Publikováno v:
Journal of Electronic Testing. 28:723-731
High volume production environments create great challenges for production testing and verification of Radio Frequency (RF) devices. In this environment, much emphasis is put on parallel testing, or the ability to test multiple devices at the same ti
Publikováno v:
IEEE Journal of Solid-State Circuits. 44:1436-1453
A novel approach for mitigation of self-interference in highly-integrated wireless transceivers is presented. Several examples of possible applications of this approach in a wireless cellular transceiver system-on-chip (SoC) are listed, and the appli
Autor:
Simon S. Ang, D. Mannath, Sumeer Bhatara, I. Syllaios, M. Attaluri, Zahir Parkar, V. Montano-Martinez
Publikováno v:
2010 IEEE Dallas Circuits and Systems Workshop.
This paper describes the methodology used to replace a conventional FM SNR test on a 65nm Texas Instruments radio with a similar test implemented as a Built-in Self Test (BiST). A traditional R square approach was used for the correlation. Data from
Publikováno v:
2008 IEEE Radio Frequency Integrated Circuits Symposium.
A novel technique for the mitigation of self-interference in a GSM transmitter is presented. It was designed to mitigate the impact of interference caused by the transmitterpsilas high frequency signals to the on-chip circuitry responsible for genera
Autor:
I. Deng, Oren Eliezer, Khurram Waheed, C. Lin, D. Leipold, Gennady Feygin, Jaimin Mehta, Robert B. Staszewski, T. Murphy, N. Barton, T. Jung, T. Almholt, J. Kerr, Sameh S. Rezeq, Kah Mun Low, John Wallberg, Sumeer Bhatara, Chih-Ming Hung, Kenneth J. Maggio, Manouchehr Entezari, J. Jaehnig, Imran Bashir, T. Mayhugh, Robert Bogdan Staszewski, Sudheer Vemulapalli, P. Cruise, Meng-Chang Lee, C. Fernando, S. Glock, Yo-Chuol Ho, S. Larson, Imtinan Elahi, Khurram Muhammad
Publikováno v:
ISSCC
The RF transceiver is built on the Digital RF Processor (DRP) technology. The ADPLL-based transmitter uses a polar architecture with all-digital PM-FM and AM paths. The receiver uses a discrete-time architecture in which the RF signal is directly sam