Markus Helfenstein

According to our database, Markus Helfenstein authored at least 18 papers between 1995 and 2012.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of four.

2012

A Frequency-Based Model for Limit Cycle and Spur Predictions in Bang-Bang All Digital PLL.

Dan Liu, Philipp Basedau, Markus Helfenstein, James Wei, Thomas Burger, Yangjian Chen

IEEE Trans. Circuits Syst. I Regul. Pap., 2012

SOI vs. bulk for wireless application.

A. Owzar, Ertan Baykal, P. Felicio, T. Zheng, Ralph Stephan, Markus Helfenstein, Rolf Becker

Proceedings of the IEEE Asia Pacific Conference on Circuits and Systems, 2012

2010

A Class-AB/D Audio Power Amplifier for Mobile Applications Integrated Into a 2.5G/3G Baseband Processor.

Willem H. Groeneweg, Bernard Pilloud, Filippo Neri, Guido Notermans, Marco Balucani, Markus Helfenstein

IEEE Trans. Circuits Syst. I Regul. Pap., 2010

Correction to "Baseband and Audio Mixed-Signal Front-End IC for GSM/EDGE Applications" [Jun 06 1364-1379].

Barbara Baggini, Philipp Basedau, Rolf Becker, Peter Bode, Farzad Esfahani, Willem H. Groeneweg, Markus Helfenstein, Alexander Lampe, Roland Ryter, Ralph Stephan

IEEE J. Solid State Circuits, 2010

2006

Baseband and audio mixed-signal front-end IC for GSM/EDGE applications.

Barbara Baggini, Philipp Basedau, Rolf Becker, Peter Bode, Ralf Burdenski, Farzad Esfahani, Willem H. Groeneweg, Markus Helfenstein, Alexander Lampe, Roland Ryter, Ralph Stephan

IEEE J. Solid State Circuits, 2006

2005

Error vector magnitude (EVM) measurements for GSM/EDGE applications revised under production conditions.

Markus Helfenstein, Ertan Baykal, Kurt Müller, Alexander Lampe

Proceedings of the International Symposium on Circuits and Systems (ISCAS 2005), 2005

2004

Improved method for measuring frequency ratios in GSM mobile phones.

Peter Bode, Alexander Lampe, Markus Helfenstein, Michael Gollnick

Proceedings of the IEEE 2004 Custom Integrated Circuits Conference, 2004

2003

Combined GMSK and 8PSK modulator for GSM and EDGE.

Peter Bode, Alexander Lampe, Markus Helfenstein

Proceedings of the 2003 International Symposium on Circuits and Systems, 2003

2001

Probability propagation and decoding in analog VLSI.

Hans-Andrea Loeliger, Felix Lustenberger, Markus Helfenstein, Felix Tarköy

IEEE Trans. Inf. Theory, 2001

2000

Switched-current biquad using differential, double-sampling, forward/backward difference integrators.

Markus Helfenstein, Jari P. Curty, George S. Moschytz

Proceedings of the IEEE International Symposium on Circuits and Systems, 2000

1999

90 dB, 90 MHz, 30 mW CMOS OTA for a high capacitive load.

Markus Helfenstein, Qiuting Huang, George S. Moschytz

Int. J. Circuit Theory Appl., 1999

Decoding in analog VLSI.

Hans-Andrea Loeliger, Felix Tarköy, Felix Lustenberger, Markus Helfenstein

IEEE Commun. Mag., 1999

An analog VLSI decoding technique for digital codes.

Felix Lustenberger, Markus Helfenstein, Hans-Andrea Loeliger, Felix Tarköy, George S. Moschytz

Proceedings of the 1999 International Symposium on Circuits and Systems, ISCAS 1999, Orlando, Florida, USA, May 30, 1999

High-speed interfaces for analog, iterative VLSI decoders.

Markus Helfenstein, Felix Lustenberger, Andrea Loeliger, Felix Tarköy, George S. Moschytz

Proceedings of the 1999 International Symposium on Circuits and Systems, ISCAS 1999, Orlando, Florida, USA, May 30, 1999

1998

Direct analysis and synthesis of multiphase switched-current networks using signal-flow graphs.

Markus Helfenstein, Arnold Muralt, George S. Moschytz

Int. J. Circuit Theory Appl., 1998

Exact design of multirate switched-current FIR filters with improved phase linearity.

Markus Helfenstein, José E. Franca, George S. Moschytz

Proceedings of the 5th IEEE International Conference on Electronics, Circuits and Systems, 1998

1995

Direct Analysis of Multiphase Switched-Current Networks Using Signal-Flow Graphs.

Markus Helfenstein, Arnold Muralt, George S. Moschytz

Proceedings of the 1995 IEEE International Symposium on Circuits and Systems, ISCAS 1995, Seattle, Washington, USA, April 30, 1995

90Db, 90MHz, 30m W OTA with the Gain-Enhancement Implemented by One and Two Stage Amplifiers.

Markus Helfenstein, Qiuting Huang, George S. Moschytz

Proceedings of the 1995 IEEE International Symposium on Circuits and Systems, ISCAS 1995, Seattle, Washington, USA, April 30, 1995