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With Ashoke Ravi's help, future cell phones and netbooks won't need separate circuits to transmit multiple radio signals (over a cellular network, Wi-Fi, and WiMax, for example); a single transmitter will handle them all.
Radios that use software to receive signals over different wireless protocols exist already, but progress has lagged on the transmission side. Much of the difficulty has involved building amplifiers that can cope with the different power levels needed to transmit over the varied distances typical of different wireless networks.
Ravi, a researcher at Intel, built a software-controlled transmitter that solves the problem. Instead of changing the power level to transmit different signals, its amplifier can attenuate or boost the outgoing signal by combining the output of two oscillators that operate at a constant power level. His design allows the amplifier to be optimized for a single power level, increasing battery life.
Radios that use software to receive signals over different wireless protocols exist already, but progress has lagged on the transmission side. Much of the difficulty has involved building amplifiers that can cope with the different power levels needed to transmit over the varied distances typical of different wireless networks.
Ravi, a researcher at Intel, built a software-controlled transmitter that solves the problem. Instead of changing the power level to transmit different signals, its amplifier can attenuate or boost the outgoing signal by combining the output of two oscillators that operate at a constant power level. His design allows the amplifier to be optimized for a single power level, increasing battery life.
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ISSCCpp.186-187, (2023)
Suhwan Kim, Harish K. Krlshnarnurthy,Sergey Sofer,Sheldon Weng,Shahar Wolf,Ashoke Ravi,Krishnan Ravichandran,Ofir Degani,James W. Tschanz,Vivek De
2023 IEEE International Solid- State Circuits Conference (ISSCC)pp.10-12, (2023)
IEEE microwave magazineno. 12 (2022): 71-85
2022 IEEE International Solid- State Circuits Conference (ISSCC) (2022)
2021 IEEE International Solid-State Circuits Conference (ISSCC) (2021): 451-453
Assaf Ben-Bassat,Shahar Gross, Aaron Lane,Anna Nazimov,Bassam Khamaisi, Elad Solomon,Elan Banin,Eli Borokhovich,Nahum Kimiagorov, Nati Dinur,Phillip Skliar, Roi Cohen,Rotem Banin,Sarit Zur,Sebastian Reinhold, Smadar Breuer-Bruker, Tomer Abuhazira, Tom Livneh,Tzvi Maimon,Uri Parker,Ashoke Ravi,Ofir Degani
R. Levinger, E. Shumaker, A. Farber,S. Bershansky, N. Geron,O. Degani,A. Ravi,R. Banin, E. Banin,J. Kadry,G. Horovitz
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#Papers: 101
#Citation: 2454
H-Index: 27
G-Index: 41
Sociability: 5
Diversity: 2
Activity: 16
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