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John G. Kauffman
John G. Kauffman
Uni-Ulm Germany
Verified email at uni-ulm.de - Homepage
Title
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Cited by
Year
An 8.5 mW Continuous-TimeModulator With 25 MHz Bandwidth Using Digital Background DAC Linearization to Achieve 63.5 dB SNDR and 81 dB SFDR
JG Kauffman, P Witte, J Becker, M Ortmanns
IEEE Journal of Solid-State Circuits 46 (12), 2869-2881, 2011
1112011
A 72 dB DR, CT ΔΣ modulator using digitally estimated, auxiliary DAC linearization achieving 88 fJ/conv-step in a 25 MHz BW
JG Kauffman, P Witte, M Lehmann, J Becker, Y Manoli, M Ortmanns
IEEE Journal of Solid-State Circuits 49 (2), 392-404, 2013
782013
A 72dB-DR ΔΣ CT modulator using digitally estimated auxiliary DAC linearization achieving 88fJ/conv in a 25MHz BW
P Witte, JG Kauffman, J Becker, Y Manoli, M Ortmanns
2012 IEEE International Solid-State Circuits Conference, 154-156, 2012
632012
An 8mW 50MS/s CT ΔΣ modulator with 81dB SFDR and digital background DAC linearization
JG Kauffman, P Witte, J Becker, M Ortmanns
2011 IEEE International Solid-State Circuits Conference, 472-474, 2011
492011
A 10 MHz bandwidth, 70 dB SNDR continuous time delta-sigma modulator with digitally improved reconfigurable blocker rejection
R Ritter, JG Kauffman, J Becker, M Ortmanns
IEEE Journal of Solid-State Circuits 51 (3), 660-670, 2016
362016
A 0.9-V DAC-calibration-free continuous-time incremental delta–sigma modulator achieving 97-dB SFDR at 2 MS/s in 28-nm CMOS
MA Mokhtar, A Abdelaal, M Sporer, J Becker, JG Kauffman, M Ortmanns
IEEE Journal of Solid-State Circuits 57 (11), 3407-3417, 2022
242022
A 67dB DR 50MHz BW CT Delta Sigma modulator achieving 207 fJ/conv
JG Kauffman, C Chu, J Becker, M Ortmanns
2013 IEEE Asian Solid-State Circuits Conference (A-SSCC), 401-404, 2013
172013
Apparatus for overload recovery of an integrator in a sigma-delta modulator
JG Kauffman, K Dufrene
US Patent 9,680,496, 2017
152017
A direct digitizing chopped neural recorder using a body-induced offset based DC servo loop
M Sporer, S Reich, JG Kauffman, M Ortmanns
IEEE Transactions on Biomedical Circuits and Systems 16 (3), 409-418, 2022
122022
FIR DACs in CT incremental delta-sigma modulators
MA Mokhtar, P Vogelmann, A Abdelaal, JG Kauffman, M Ortmanns
2020 IEEE International Symposium on Circuits and Systems (ISCAS), 1-5, 2020
102020
Sigma-delta analog-to-digital converter including loop filter having components for feedback digital-to-analog converter correction
M Bresciani, JG Kauffman, U Schuetz, P Torta, F Conzatti
US Patent 9,866,227, 2018
102018
A correlation-based background error estimation technique for bandpass Delta–Sigma ADC DACs
P Witte, JG Kauffman, J Becker, M Ortmanns
IEEE Transactions on Circuits and Systems II: Express Briefs 58 (11), 748-752, 2011
92011
A multi-mode GSM to LTE100 ADC
J Sauerbrey, JSP Garcia, U Schütz, H Khushk, JG Kauffman
ESSCIRC 2018-IEEE 44th European Solid State Circuits Conference (ESSCIRC …, 2018
82018
Minimizing signal-dependent residue in CT pipelined ADCs
J Ungethüm, JG Kauffman, M Ortmanns
2021 IEEE International Midwest Symposium on Circuits and Systems (MWSCAS …, 2021
72021
A 0.9-V calibration-free 97dB-SFDR 2-MS/s continuous time incremental delta-sigma ADC utilizing variable bit width quantizer in 28nm CMOS
MA Mokhtar, A Abdelaal, M Sporer, J Becker, JG Kauffman, M Ortmanns
2021 IEEE Custom Integrated Circuits Conference (CICC), 1-2, 2021
72021
A DAC cell with improved ISI and noise performance using native switching for multi-bit CT Delta Sigma modulators
JG Kauffman, R Ritter, C Chu, M Ortmanns
2013 IEEE International Symposium on Circuits and Systems (ISCAS), 574-577, 2013
72013
Analysis and design of high speed/high linearity continuous time delta-sigma modulator
C Chu, T Brückner, JG Kauffman, J Anders, J Becker, M Ortmanns
2013 IEEE International Symposium on Circuits and Systems (ISCAS), 1268-1271, 2013
62013
A 40 kS/sCalibration-Free Incremental△ Σ ADC Achieving 104 dB DR and 105.7 dB SFDR
MA Mokhtar, O Ismail, P Vogelmann, JG Kauffman, M Ortmanns
ESSCIRC 2023-IEEE 49th European Solid State Circuits Conference (ESSCIRC …, 2023
52023
Design Techniques for Energy Efficient Analog-to-Digital Converters
MH Jang, X Tang, Y Lim, JG Kauffman, N Sun, M Ortmanns, Y Chae
IEEE Open Journal of the Solid-State Circuits Society, 2023
42023
An intrinsically linear 13-level capacitive DAC for delta sigma modulators
M Dalla Longa, F Conzatti, T Hofmann, JG Kauffman, M Ortmanns
IEEE Transactions on Circuits and Systems II: Express Briefs 70 (4), 1291-1295, 2022
42022
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