Inventor · Adliswil, CH

Bernhard Buettgen

32Patents
12h-index
40Co-inventors
77Inventor score

Filing activity: Oct 5, 2006 → Jul 26, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US7884310B2 Device and method for the demodulation electromagnetic wave fields having separated detection and demodulation regions Physics 70 Active
US9753128B2 Multi-path compensation using multiple modulation frequencies in time of flight sensor Electricity 67 Active
US8115158B2 Device and method for the demodulation of modulated electromagnetic wave fields Physics 35 Active
US8223215B2 Adaptive neighborhood filtering (ANF) system and method for 3D time of flight cameras Physics 30 Active
US9442196B2 Demodulation sensor with separate pixel and storage arrays Physics 22 Active
US7586077B2 Reference pixel array with varying sensitivities for time of flight (TOF) sensor Physics 20 Active
US7889257B2 On-chip time-based digital conversion of pixel outputs Physics 18 Active
US9140795B2 Time of flight sensor with subframe compression and method Physics 15 Active
US9000349B1 Sense node capacitive structure for time of flight sensor Electricity 15 Active
US9857469B2 System and method for multi TOF camera operation using phase hopping Electricity 14 Active
US7671671B2 Device and method for the demodulation of modulated electric signals Electricity 14 Active
US9076709B2 3D CCD-style imaging sensor with rolling readout Electricity 13 Active
US8754939B2 Multistage demodulation pixel and method Physics 12 Active
US9341715B2 Multi-level digital modulation for time of flight method and system Physics 11 Active
US10359505B2 Optical imaging modules and optical detection modules including a time-of-flight sensor Physics 11 Active
US9698196B2 Demodulation pixel incorporating majority carrier current, buried channel and high-low junction Electricity 11 Active
US8829408B2 Sensor pixel array and separated array of storage and accumulation with parallel acquisition and readout wherein each pixel includes storage sites and readout nodes Physics 3 Active
US10705192B2 Optoelectronic modules operable to recognize spurious reflections and to compensate for errors caused by spurious reflections Physics 3 Active
US9343607B2 PN-structured gate demodulation pixel Electricity 2 Active
US11500094B2 Selection of pulse repetition intervals for sensing time of flight Electricity 2 Active
US10295657B2 Time of flight-based systems operable for ambient light and distance or proximity measurements Physics 2 Active
US10578739B2 Optoelectronic modules for the acquisition of spectral and distance data Physics 2 Active
US10401496B2 Optoelectronic modules operable to collect distance data via time-of-flight and triangulation Physics 2 Active
US10418410B2 Optoelectronic modules operable to collect spectral data and distance data Physics 1 Active
US12185018B2 Stacked electromagnetic radiation sensors for visible image sensing and infrared depth sensing, or for visible image sensing and infrared image sensing Electricity 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.