Artikel
2008
75.
Keller,
M.;
Buhmann,
A.;
Ortmanns,
M.;
Manoli,
Y.
A Comparative Study on Excess Loop Delay Compensation Techniques for Continuous-Time Sigma-Delta Modulators
IEEE Trans. on Circuits and Systems I
2008
A Comparative Study on Excess Loop Delay Compensation Techniques for Continuous-Time Sigma-Delta Modulators
IEEE Trans. on Circuits and Systems I
2008
74.
Becker,
J.;
Henrici,
F.;
Trendelenburg,
S.;
Ortmanns,
M.;
Manoli,
Y.
A continuous-time hexagonal field programmable analog array in 0.13µm CMOS with 186 MHz GBW
IEEE Int. Conf. on Solid State Circuits (ISSCC), San Francisco, USA
2008
A continuous-time hexagonal field programmable analog array in 0.13µm CMOS with 186 MHz GBW
IEEE Int. Conf. on Solid State Circuits (ISSCC), San Francisco, USA
2008
73.
Becker,
J.;
Henrici,
F.;
Trendelenburg,
S.;
Ortmanns,
M.;
Manoli,
Y.
A Field Programmable Analog Array (FPAA) for reconfigurable instantiation of continuous-time filter
Presentation at CDNlive! EMEA Student Design Contest
2008
A Field Programmable Analog Array (FPAA) for reconfigurable instantiation of continuous-time filter
Presentation at CDNlive! EMEA Student Design Contest
2008
72.
Henrici,
F.;
Becker,
J.;
Ortmanns,
M.;
Manoli,
Y.
A Floating-Gate Field Programmable Analog Array in 0.13 µm CMOS with 200 MHz GBW
IEEE Int. Conf. on Solid State Circuits (ISSCC), Student Forum, San Francisco, USA
2008
A Floating-Gate Field Programmable Analog Array in 0.13 µm CMOS with 200 MHz GBW
IEEE Int. Conf. on Solid State Circuits (ISSCC), Student Forum, San Francisco, USA
2008
71.
Becker,
J.;
Henrici,
F.;
Trendelenburg,
S.;
Ortmanns,
M.;
Manoli,
Y.
A Hexagonal Field Progammable Analog Array Consisting of 55 Tunable OTAs with 186 MHz GBW
IEEE Int. Symp. on Circuits and Systems (ISCAS), Seattle, USA
2008
A Hexagonal Field Progammable Analog Array Consisting of 55 Tunable OTAs with 186 MHz GBW
IEEE Int. Symp. on Circuits and Systems (ISCAS), Seattle, USA
2008
70.
Anders,
J.;
Mathis,
W.;
Ortmanns,
M.
A new optimization approach for the automatic design of Sigma Delta-modulators
Proceedings of 2008 IEEE International Symposium on Circuits and Systems, Vols 1-10, p. 1432-1435
2008
A new optimization approach for the automatic design of Sigma Delta-modulators
Proceedings of 2008 IEEE International Symposium on Circuits and Systems, Vols 1-10, p. 1432-1435
2008
69.
Anders,
J.;
Mathis,
W.;
Ortmanns,
M.
A New Optimization Approach for the Automatic Design of Sigma-Delta-Modulators
IEEE Int. Symp. on Circuits and Systems (ISCAS), Seattle, USA
2008
A New Optimization Approach for the Automatic Design of Sigma-Delta-Modulators
IEEE Int. Symp. on Circuits and Systems (ISCAS), Seattle, USA
2008
68.
Henrici,
F.;
Becker,
J.;
Ortmanns,
M.;
Manoli,
Y.
A Switchable Folded-Cascode OTA without Transmission Gates in the Signal Path
Norchip Conference, Tallin
2008
A Switchable Folded-Cascode OTA without Transmission Gates in the Signal Path
Norchip Conference, Tallin
2008
67.
Sooksood,
K.;
Stieglitz,
T.;
Ortmanns,
M.
An Experimental Study on Passive Charge Balancing
13th Annual International FES Society Conference 2008, Freiburg, Germany
2008
An Experimental Study on Passive Charge Balancing
13th Annual International FES Society Conference 2008, Freiburg, Germany
2008
66.
Sooksood,
K.;
Stieglitz,
T.;
Ortmanns,
M.
An Experimental Study on Passive Charge Balancing
Kleinheubacher Tagung 2008, Miltenberg, Germany
2008
An Experimental Study on Passive Charge Balancing
Kleinheubacher Tagung 2008, Miltenberg, Germany
2008
65.
Keller,
M.;
Buhmann,
A.;
Ortmanns,
M.;
Manoli,
Y.
Analysis of Digital Gain Error Compensation in Continuous-Time Cascaded Sigma-Delta Modulators
IEEE Int. Symp. on Circuits and Systems (ISCAS), Seattle, USA
2008
Analysis of Digital Gain Error Compensation in Continuous-Time Cascaded Sigma-Delta Modulators
IEEE Int. Symp. on Circuits and Systems (ISCAS), Seattle, USA
2008
64.
Peters,
C.;
Ortmanns,
M.;
Manoli,
Y.
CMOS Integrated Active Rectifier with Temperature Independent Efficiency
Proc. of IEEE NORChip, Tallinn, Estonia
2008
CMOS Integrated Active Rectifier with Temperature Independent Efficiency
Proc. of IEEE NORChip, Tallinn, Estonia
2008
63.
Afifi,
M.;
Ortmanns,
M.;
Manoli,
Y.
Design Study of a Tunable Bandpass Continuous Time Sigma Delta Modulator for FM Digital Receiver
IEEE Mixed Design of Integrated Circuits and Systems International Conference 2008 (MIXDES), pp. 219 - 224, Poznan, Poland
2008
Design Study of a Tunable Bandpass Continuous Time Sigma Delta Modulator for FM Digital Receiver
IEEE Mixed Design of Integrated Circuits and Systems International Conference 2008 (MIXDES), pp. 219 - 224, Poznan, Poland
2008
62.
Peters,
C.;
Henrici,
F.;
Ortmanns,
M.;
Manoli,
Y.
Fully CMOS Integrated Active Rectifier Without Voltage Drop
IEEE Midwest Symposium on Circuits and Systems (MWSCAS), Knoxville, USA
2008
Fully CMOS Integrated Active Rectifier Without Voltage Drop
IEEE Midwest Symposium on Circuits and Systems (MWSCAS), Knoxville, USA
2008
61.
Maurath,
D.;
Michel,
F.;
Ortmanns,
M.;
Manoli,
Y.
High Efficiency, Low-Voltage and Self-Adjusting Charge Pump with Enhanced Impedance Matching
IEEE Midwest Symposium on Circuits and Systems (MWSCAS), Knoxville, USA
2008
High Efficiency, Low-Voltage and Self-Adjusting Charge Pump with Enhanced Impedance Matching
IEEE Midwest Symposium on Circuits and Systems (MWSCAS), Knoxville, USA
2008
60.
Peters,
C.;
Henrici,
F.;
Ortmanns,
M.;
Manoli,
Y.
High-Bandwidth Floating Gate CMOS Rectifiers with Reduced Voltage Drop
IEEE Int. Symp. on Circuits and Systems (ISCAS), Seattle, USA
2008
High-Bandwidth Floating Gate CMOS Rectifiers with Reduced Voltage Drop
IEEE Int. Symp. on Circuits and Systems (ISCAS), Seattle, USA
2008
59.
Shahein,
A.;
Becker,
M.;
Lotze,
N.;
Ortmanns,
M.;
Manoli,
Y.
Optimized Scheme for Power-of-Two Coefficient Approximation for Low Power Decimation Filters in Sigma Delta ADCs
IEEE Midwest Symposium on Circuits and Systems (MWSCAS), Knoxville, USA
2008
Optimized Scheme for Power-of-Two Coefficient Approximation for Low Power Decimation Filters in Sigma Delta ADCs
IEEE Midwest Symposium on Circuits and Systems (MWSCAS), Knoxville, USA
2008
58.
Henrici,
F.;
Peters,
C.;
Becker,
J.;
Ortmanns,
M.;
Manoli,
Y.
Reliability Study of Single-Poly Floating Gates in 0.13 µm CMOS for use in Field Programmable Analog Arrays
IEEE Midwest Symposium on Circuits and Systems (MWSCAS), Knoxville, USA
2008
Reliability Study of Single-Poly Floating Gates in 0.13 µm CMOS for use in Field Programmable Analog Arrays
IEEE Midwest Symposium on Circuits and Systems (MWSCAS), Knoxville, USA
2008
57.
Lotze,
N.;
Ortmanns,
M.;
Manoli,
Y.
Variability of flip-flop timing at sub-threshold voltages
Proc. IEEE International Symposium on Low-Power Electronic Devices 2008 (ISLPED), Bangalore, India
2008
Variability of flip-flop timing at sub-threshold voltages
Proc. IEEE International Symposium on Low-Power Electronic Devices 2008 (ISLPED), Bangalore, India
2008
2007
56.
Ortmanns,
M.;
Rocke,
A.;
Gehrke,
M.;
Tiedtke,
H.-J.
A 232 Channel Epiretinal Stimulator ASIC for a Vision Prosthesis
IEEE Journal of Solid State Circuits, Vol.42, No.12, pp. 2946-2959
2007
A 232 Channel Epiretinal Stimulator ASIC for a Vision Prosthesis
IEEE Journal of Solid State Circuits, Vol.42, No.12, pp. 2946-2959
2007
55.
Ortmanns,
M.;
Unger,
N.;
Rocke,
A.;
Rackow,
S.;
Gehrke,
M.;
Tiedtke,
H.-J.
A 232 channel visual prosthesis ASIC with production compliant safety and testability
IEEE Int. Conf. on Solid State Circuits (ISSCC), San Francisco, USA
2007
A 232 channel visual prosthesis ASIC with production compliant safety and testability
IEEE Int. Conf. on Solid State Circuits (ISSCC), San Francisco, USA
2007
54.
Ortmanns,
M.;
Gehrke,
M.;
Tiedtke,
H.-J.
A Stimulator ASIC for a 232 Channel Retinal Implant
41. Jahrestagung der Deutschen Gesellschaft für Biomedizinische Technik, Aachen
2007
A Stimulator ASIC for a 232 Channel Retinal Implant
41. Jahrestagung der Deutschen Gesellschaft für Biomedizinische Technik, Aachen
2007
53.
Ortmanns,
M.
Charge Balancing in Functional Electrical Stimulators: a Comparative Study
IEEE Int. Symp. on Circuits and Systems (ISCAS), New Orleans, USA
2007
Charge Balancing in Functional Electrical Stimulators: a Comparative Study
IEEE Int. Symp. on Circuits and Systems (ISCAS), New Orleans, USA
2007
52.
Saleh,
S.;
Ortmanns,
M.;
Manoli,
Y.
A Comparative Study of CMOS LNAs in proc
IEEE European Conference on Circuits Theory and Design, ECCTD, pp.76-79
2007
A Comparative Study of CMOS LNAs in proc
IEEE European Conference on Circuits Theory and Design, ECCTD, pp.76-79
2007
51.
Henrici,
F.;
Becker,
J.;
Buhmann,
A.;
Ortmanns,
M.;
Manoli,
Y.
A Continuous-Time Field Programmable Analog Array Using Parasitic Capacitance Gm-C Filters
IEEE Int. Symp. on Circuits and Systems (ISCAS), New Orleans, USA
2007
A Continuous-Time Field Programmable Analog Array Using Parasitic Capacitance Gm-C Filters
IEEE Int. Symp. on Circuits and Systems (ISCAS), New Orleans, USA
2007
Bücher
2023
9.
Chan,
C.-H.;
Zhu,
Y.;
Qi,
L.;
Sin,
S.-W.;
Ortmanns,
M.;
Martins,
R. P.
High-Performance Oversampling ADCs
Paulo da Silva Martins, R., Mak, PI. (eds) Analog and Mixed-Signal Circuits in Nanoscale CMOS. Analog Circuits and Signal Processing. Springer, Cham. Edition
Januar 2023
High-Performance Oversampling ADCs
Paulo da Silva Martins, R., Mak, PI. (eds) Analog and Mixed-Signal Circuits in Nanoscale CMOS. Analog Circuits and Signal Processing. Springer, Cham. Edition
Januar 2023
| DOI: | doi.org/10.1007/978-3-031-22231-3_5 |
2021
8.
Haas,
M.;
Ortmanns,
M.
Neural Stimulation Circuits
Herausgeber: River Publishers
Selected Topics in Biomedical Circuits and Systems, Eds Minkyu Je and Myung Hoon Sunwoo Edition
Februar 2021
Neural Stimulation Circuits
Herausgeber: River Publishers
Selected Topics in Biomedical Circuits and Systems, Eds Minkyu Je and Myung Hoon Sunwoo Edition
Februar 2021
| ISBN: | 9788770221481 |
2019
7.
Vogelmann,
P.;
Mokhtar,
M. A.;
Luo,
Y.;
Ortmanns,
M.
Next-Generation ADCs, High-Performance Power Management, and Technology Considerations for Advanced Integrated Circuits: Advances in Analog Circuit Design 2019
Herausgeber: Springer
2019
Next-Generation ADCs, High-Performance Power Management, and Technology Considerations for Advanced Integrated Circuits: Advances in Analog Circuit Design 2019
Herausgeber: Springer
2019
| ISBN: | 978-3030252663 |
2016
6.
Ortmanns,
M.;
Ritter,
R.;
Chi,
J.
ΣΔ ADCs with Improved Interferer Robustness
Band Wideband Continuous-time SD-ADCs, Automotive Electronics, and Power Management: Advances in Analog Circuit Design 2016
Herausgeber: Springer
2016
ΣΔ ADCs with Improved Interferer Robustness
Band Wideband Continuous-time SD-ADCs, Automotive Electronics, and Power Management: Advances in Analog Circuit Design 2016
Herausgeber: Springer
2016
| ISBN: | 978-3319416694 |
2014
5.
Brückner,
T.;
Ortmanns,
M.
Automated Design of High-Speed Continuous-Time Sigma-Delta Modulators employing Compensation and Correction of Non-Idealities, in High-Performance AD and DA Converters, IC Design in Scaled Technologies, and Time-Domain Signal Processing
Herausgeber: Springer
2014
Automated Design of High-Speed Continuous-Time Sigma-Delta Modulators employing Compensation and Correction of Non-Idealities, in High-Performance AD and DA Converters, IC Design in Scaled Technologies, and Time-Domain Signal Processing
Herausgeber: Springer
2014
2007
4.
Ortmanns,
M.;
Buhmann,
A.;
Manoli,
Y.
Interface Circuits in Comprehensive Microsystems
Herausgeber: Elsevier Pubs.
2007
Interface Circuits in Comprehensive Microsystems
Herausgeber: Elsevier Pubs.
2007
2006
3.
Buhmann,
A.;
Keller,
M.;
Ortmanns,
M.;
Gerfers,
F.;
Manoli,
Y.
Time-Continuous Delta-Sigma A/D Converters - From Theory to Practical Implementation
Herausgeber: in Advanced Signal Processing, Circuits, and Systems Design Techniques for Communications, (eds. Paliouras, V.; Stouraitis, Th.; Ioinovici, A.)
2006
Time-Continuous Delta-Sigma A/D Converters - From Theory to Practical Implementation
Herausgeber: in Advanced Signal Processing, Circuits, and Systems Design Techniques for Communications, (eds. Paliouras, V.; Stouraitis, Th.; Ioinovici, A.)
2006
2005
2.
Ortmanns,
M.;
Gerfers,
F.
Continuous-Time Sigma-Delta A/D Conversion, Fundamentals, Error Correction and Robust Implementations
Herausgeber: Springer Pubs.
2005
Continuous-Time Sigma-Delta A/D Conversion, Fundamentals, Error Correction and Robust Implementations
Herausgeber: Springer Pubs.
2005
2003
1.
Ortmanns,
M.
Error Compensation in Continuous-Time Sigma-Delta A/D Converters
Herausgeber: PhD Thesis, Albert-Ludwigs-University Freiburg
2003
Error Compensation in Continuous-Time Sigma-Delta A/D Converters
Herausgeber: PhD Thesis, Albert-Ludwigs-University Freiburg
2003
Patente
- A. Herkle, J. Becker, M. Ortmanns
[DE] Verfahren und Vorrichtung zur Erzeugung einer digitalen Signatur
DE102016204055A1, Patent record available from the German Patent
2016 - R. Ritter, M. Schimper, W. Schelmbauer, M. Ortmanns
Analog-to-digital converter, signal processor, and method for analog-to-digital conversion.
US8760330, Patent record available from the US Patent Office
2014 - A. Rocke, M. Ortmanns und N. Unger
Device for controlling the electric charge on stimulation electrodes.
EP1827591, Patent record available from the European Patent
2007 - M. Ortmanns, Y. Manoli und F. Gerfers
Controlled power source, in particular for a digital/analogue converter in continuous time sigma/delta modulators.
EP1550222, Patent record available from the European Patent
2005 - A. Rocke, M. Ortmanns und N. Unger
Device for controlling the electric charge on stimulation electrodes.
WO06063743, Patent record available from the World Intellectual Property Organization (WIPO)
2006 - M. Ortmanns und Y. Manoli
Method for the characterisation of and for the automatic correction of linear errors in analog/digital converters.
WO05078936, Patent record available from the World Intellectual Property Organization (WIPO)
2005 - M. Ortmanns, Y. Manoli und F. Gerfers
Controlled power source, in particular for a digital/analogue converter in continuous time sigma/delta modulators.
WO04034588, Patent record available from the World Intellectual Property Organization (WIPO)
2004 - M. Ortmanns, Y. Manoli und F. Gerfers
Controlled current source, in particular for digital/analogue converters in continuous-time sigma/delta modulators.
US7151474, Patent record available from the US Patent Office
2006 - M. Ortmanns, Y. Manoli und F. Gerfers
Controlled power source, in particular for a digital/analogue converter in continuous time sigma delta modulators.
US20060055580, Patent record available from the US Patent Office
2006