Ger de Graaf

According to our database, Ger de Graaf authored at least 15 papers between 1995 and 2019.

Collaborative distances:

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

2019

Heart Rate Extraction in a Headphone Using Infrared Thermometry.

Ger de Graaf, Daniel Kuratomi Cruz, Jaap C. Haartsen, Frank N. M. Hooijschuur, Paddy J. French

IEEE Trans. Biomed. Circuits Syst., 2019

2018

A Phase-Domain Readout Circuit for a CMOS-Compatible Hot-Wire CO₂ Sensor.

Zeyu Cai, Robert H. M. van Veldhoven, Hilco Suy, Ger de Graaf, Kofi A. A. Makinwa, Michiel A. P. Pertijs

IEEE J. Solid State Circuits, 2018

A phase-domain readout circuit for a CMOS-compatible thermal-conductivity-based carbon dioxide sensor.

Zeyu Cai, Robert H. M. van Veldhoven, Hilco Suy, Ger de Graaf, Kofi A. A. Makinwa, Michiel A. P. Pertijs

Proceedings of the 2018 IEEE International Solid-State Circuits Conference, 2018

2017

Heart rate monitoring using infrared thermometry in an earpiece.

Daniel Kuratomi Cruz, Ger de Graaf, Jaap C. Haartsen, Frank N. M. Hooijschuur, Paddy J. French

Proceedings of the 2017 IEEE SENSORS, Glasgow, United Kingdom, October 29, 2017

Combining impedance spectroscopy with optical absorption spectroscopy in the UV for biofuel composition measurement.

Luke Middelburg, Mohammadamir Ghaderi, Andre Bossche, Jeroen Bastemeijer, Ger de Graaf, Reinoud F. Wolffenbuttel, Rick Soltis, Jaco H. Visser

Proceedings of the IEEE International Instrumentation and Measurement Technology Conference, 2017

2015

Active guarding of a four-point impedance probe with one common guard electrode for maximum readout bandwidth.

Reinoud F. Wolffenbuttel, Ger de Graaf

Proceedings of the 2015 IEEE International Instrumentation and Measurement Technology Conference (I2MTC) Proceedings, 2015

Dielectric spectroscopy for measuring the composition of gasoline/water/ethanol mixtures.

Ger de Graaf, Giuseppe Lacerenza, Reinoud F. Wolffenbuttel, Jaco H. Visser

Proceedings of the 2015 IEEE International Instrumentation and Measurement Technology Conference (I2MTC) Proceedings, 2015

2006

Systematic Approach for the Linearization and Readout of Nonsymmetric Impedance Bridges.

Ger de Graaf, Reinoud F. Wolffenbuttel

IEEE Trans. Instrum. Meas., 2006

2004

Illumination source identification using a CMOS optical microsystem.

Ger de Graaf, Reinoud F. Wolffenbuttel

IEEE Trans. Instrum. Meas., 2004

Circuit for readout and linearisation of sensor bridges.

Ger de Graaf, Reinoud F. Wolffenbuttel

Proceedings of the 33rd European Solid-State Circuits Conference, 2004

Quadrature oscillator with pre-distorted waveforms for application in MEMS-based mechanical spectrum analyser.

Ger de Graaf, Lukas Mol, Luís A. Rocha, Edmond Cretu, Reinoud F. Wolffenbuttel

Proceedings of the 33rd European Solid-State Circuits Conference, 2004

2002

A single-chip CMOS optical microspectrometer with light-to-frequency converter and bus interface.

José Higino Correia, Ger de Graaf, Marian Bartek, Reinoud F. Wolffenbuttel

IEEE J. Solid State Circuits, 2002

2001

Bulk micromachined electrostatic RMS-to-DC converter.

Ger de Graaf, Marian Bartek, Zhixiong Xiao, Cees J. van Mullem, Reinoud F. Wolffenbuttel

IEEE Trans. Instrum. Meas., 2001

A CMOS optical microspectrometer with light-to-frequency converter, bus interface, and stray-light compensation.

José Higino Correia, Ger de Graaf, Marian Bartek, Reinoud F. Wolffenbuttel

IEEE Trans. Instrum. Meas., 2001

1995

Bipolar Circuits for Readout of an Integrated Silicon Color Sensor.

Reinoud F. Wolffenbuttel, Ger de Graaf, E. Engen

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