Zobrazeno 1 - 10
of 34
pro vyhledávání: '"C. Kuratli"'
Publikováno v:
ISSCC
Hearing aids are complex integrated and highly miniaturised systems based on digital signal processor and wireless communication chips. There is a growing need for wireless connectivity between hearing aids and external devices such as cellular phone
Autor:
Qiuting Huang, C. Kuratli
Publikováno v:
IEEE Journal of Solid-State Circuits. 35:2005-2017
Ultrasound (US) range finders are used for contact-less distance measurements in many industrial applications. They can be used to determine liquid levels or the position of objects. The use of US for the measurement has the advantage over other meth
Autor:
C. Kuratli, Qiuting Huang
Publikováno v:
IEEE Journal of Solid-State Circuits. 33:832-841
There are a variety of applications in industrial automation where ultrasound can be used to detect the presence of (count) transparent or light sensitive objects (or liquid), such as ampoules or photographic films. Dusty or smoking surroundings are
Publikováno v:
IEEE Journal of Solid-State Circuits. 31:924-932
A BiCMOS integrated gate-drive (IGD) application specific integrated circuit (ASIC) has been implemented in a 18 V, 3 /spl mu/m BiCMOS technology for insulated gate bipolar transistor- (IGBT-) based intelligent power modules (IPM). It features variou
Autor:
Martin Kucera, Arnaud Casagrande, Frederic Giroud, Maher Kayal, Frédéric Chastellain, Arthur Descombes, Robert Kvacek, Tindaro Pittorino, Paulo Augusto Dal Fabbro, C. Kuratli, Steve Tanner, Vincent Peiris, Pierre-André Farine
Publikováno v:
ESSCIRC
A low-energy 2.4GHz RF transceiver supporting 1Mb/s Gaussian Frequency-Shift Keying modulation and designed to run on a 1.5V battery is implemented in a standard 0.18µm CMOS technology. The integrated DC-DC converter can provide up to 100mA to an ex
Autor:
C. Kuratli, Qiuting Huang
Publikováno v:
1996 IEEE International Symposium on Circuits and Systems. Circuits and Systems Connecting the World. ISCAS 96.
Micro-machined membranes can be excited by heating resistors to emit ultrasound. Such resonant structures have high quality factor and can be modeled electrically by a two-port resonant circuit. Using a Wheatstone bridge to sense the membrane bucklin
Publikováno v:
Scopus-Elsevier
We report on a packaged miniaturized ultrasound based distance measurement system. The measurement principle is based on acoustic resonances between object and sensor, similar to the Fabry-Perot principle known in optics. The sensor system consists o
Autor:
C. Kuratli, Q. Huang
Publikováno v:
IMTC/98 Conference Proceedings. IEEE Instrumentation and Measurement Technology Conference. Where Instrumentation is Going (Cat. No.98CH36222).
An ultrasound ranging system using resonant silicon membrane transducers operating at 100 kHz is described. The ultrasound transducers consist of a 1 mm by 1 mm silicon membrane of 5-6 /spl mu/m thickness which can be excited thermally to generate ul
Autor:
C. Kuratli, null Qiuting Huang
Publikováno v:
1997 IEEE International Solids-State Circuits Conference. Digest of Technical Papers.
Publikováno v:
Proceedings of International Symposium on Power Semiconductor Devices and IC's: ISPSD '95.
For effective operation of an IGBT, intelligent gate drive circuitry is indispensable. A complete gate drive application specific integrated circuit (ASIC) with 3 A and 12 A output stages and an intelligent controller has been developed, integrated a