Physicist, Sensor Design - Hardware & Software
SENSOR DESIGN CONSULTING:
Process Control Technology Inc. ( www.velsensor.com/ptbo/ )
77 GHz Radar level sensor and ULTRADUCER high precision ultrasonic proximity sensor:
* Proven track record
in project management, R&D and product development work;
developed unusual but highly effective project planning techniques.
* Level Industry
experience, design & development of industrial ultrasonic &
microwave sensors, microwave antennas, millimeter microwave systems,
general analog, RF and digital electronics and embedded software, device
industrial networking and communication.
* Problem solving
skills; multi-disciplinary approach of an experimental physicist,
including non-orthodox problem solving techniques. Practical hands-on
experiencein experimental R&D; electronics, microwave, optics, gas and
plasma dynamics, ultrasonic ion and neutral beam techniques, high vacuum
techniques, aerospace technology, microwave and millimeter microwave
* Automated Test
Equipment industry in optical media DVD,DVD+/-R/RW
applications, design & development of electronics, optics & software.
* Successful project
leadership, involving work within groups and with people.
Hardware and software, from design stage through development and verification
to launch; fast and non-bureaucratic.
* Experience with
industry safety and EM emission standards and
hazardous regulatory approvals.
* Very extensive
experience in analog electronics and digital circuit design,
complete product design.
* Very extensive
experience in software, embedded, real-time, data
acquisition and user interfaces (hundreds of thousands of lines of code in C,
C++, Intel assembly, Pic16 assembly, Pic32, Analog Dev DSP Motorola DSP, M16C/60,
Html/CSS, Java Script, Linux (Ubuntu,Mandriva,Debian).
* Non conflicting personality.
Senior consultant & director , Process Control
Most recent projects completed (June 1999 – to date, most recent first):
- Working for Bryston Ltd.
as embedded software engineer (multichannel audio processing control software)
- 77GHz FMCW(frequency modulated continuous wave) radar
level sensor for solids, narrow beam, 1" precision, 50m range. See also the web site,
and the sales blog.
- ULTRADUCER: Ultra-high-precision ultrasonic
microns, 8cm range,
1deg beam spread, 8mm beam diameter; applications: robotics, production line tolerance
and quality testing, measuring depth of small boreholes, liquid level in test-tubes; non-contact
less costly replacement of LVDT and laser gages.
NEW PRODUCT AVAILABLE FOR SALE!
- High Efficiency light-foam transdcer prototype
inherently low ring-down with no need for damping, using only a small piezoceramic crystal driver,
no potting low-cost 40kHz 6 degree beam
NEW TECHNOLOGY AVAILABLE FOR SALE!
- VELOCIMETER and VELDIST: Millimeter microwave Doppler radar technology for
rolling mills, belts, rebars, bands and wire mills. ( photo , web)
- Software re-design work for a client on magnetostrictive level sensor
- Design work on data processing software (C++, Linux) for microwave vision systems, Smiths Detection,
Stan Bleszynski of Process Control Technology Inc. has participated
in several of our projects over the last 4 years and has helped our company
overcome various hurdles related to microwave vision system design and development.
Stan's particular strength is his physics background and multidisciplinary approach to
problem solving. His wide industrial experience and teamwork skills are a great asset.
Tony McEnroe, Managing Director, Smiths Detection Ireland
Unit 4, Westpoint Business Park
Ballincollig, County Cork, Ireland"
Co-developing software and
end for Tadar millimeter-microwave scanning systems for security applications.
See also a paper (1MB PDF) , SPIE conference, London
28-Sep-2005, Vol 5619.
- Magnetrol International
"We have engaged the services of Stan Bleszynski, Process Control
Technology Inc., on many occasions during the last 6 years.
He has participated in several of our microwave and ultrasonic design and
development projects. We have found Stan's contribution on each occasion
very valuable. He has the ability to evaluate all areas of a project and offer
solutions in electronics, microwave, hardware and software aspects .
- Upgraded firmware for magnetostrictive dual-float level sensor
- Designed algorithm and wrote echo processing software for pulse radar
level sensor "Pulsar" , launched in 2003 (Magnetrol International)
- Designed dielectric rod antenna with quick connect/disconnect probe
coupling that allows vessel to remain sealed, and designed a high-voltage
insulated microstrip coupling for 6GHz microwave radar
- Designed and developed data
aquisition board, (see specs , high-res
hardware and software for Automated Test Equipment and as a general-purpose
DSP platform based on Analog Devices Sharc ASDP-21065L processor.
Software libraries ( see partial listing ) available in Analog Dev. Visual DSP C/C++
and Sharc assembly.
- Seminars and essays on software design and software
Coding Guidelines ,
Project Methodology ,
Project Management ,
Guide to Bad Software (NEW!) ,
Programming Style for Embedded ... (NEW!) ,
---------- " ----------- (Polish translation)
- Co-designed a 70kHz low-cost ultrasonic transducer.
- Designed and developed a compact, low-cost current output ultrasonic
level probe, employing unique & innovative analog signal processing.
Electronics and software design. The product was launched commercially
in 2001 by Babbitt International (see ABM Ultrasonic Level Transmitter).
Original product name LT3000:
- Evaluation & study of two new concepts of high efficiency ultrasonic
transducer design (flexural wave, mixing of radial & axial modes,
Sensor Designer, R&D. Milltronics Ltd. (now Siemens),
1954 Technology Dr., Peterborough, Ontario,
Canada, K9J 7B1. Tel. (705)745-2431, (http://www.milltronics.com).
Medium sized company (500 employees) specializing in industrial level
measurement. (September 1995 – June 1999), I did the following projects:
- Designed a lab prototype of a non-invasive ultrasonic sludge and
cavitation detection system - analog signal processing, digitizing DSP
(Motorola) signal processing and software. Remote dial-up telemetry
- Re-designed the shape and reduced the level of parasitic vibratory
modes of an ultrasonic tunning-fork type point level switch sensor
for liquids (see patent #3).
- Project leadership function and design of a complete electronics for
the above point level sensor. Wrote embedded signal processing
software. The product was launched on the market in 1999 (product
- Study on ultrasonic time domain reflectometry. Lab prototype of a
continuous level sensor for liquids based on ultrasonic propagation
along metal rods, tubes or bars. Achieved a successful suppression
of spurious longitudinal modes and operation with very high 20:1
- Lab prototyping of a microwave cavity based, ultra high dynamic range
(1e5) force sensor. Feasibility study of the concept.
- Theoretical analysis of microwave pulse radar (nanosecond burst
generation utilizing negative resistance a silicone diode in avalanche or
Senior Engineer R&D. Applied Micro Electronics Ltd. 8 Ballymoss Rd.,
Dublin 18, Ireland, tel.: (353-1)-2954841. Small company (25 employees).
(May 1988 – September 1995). Work & projects done:
- Designed a complete product "AME7100" - automated stand-alone test
system for magneto-optical data storage media; system design, plus
electronics and software (Intel X86). Interfacing and sampling quadrant
optical pickup signals, tracking & focusing servo signals. Amplitude levels,
time jitter analysis and FFT spectra. The system automatically tested the
conformance of these signals to industry standards.
- Designed hardware and software for an automated industrial floppy disk
media/drive tester ("AME2300"). Interfacing and sampling of the read-write
magnetic head signals. Amplitude level, time jitter and FFT spectral analysis.
The system automatically tested the conformance of the signals to industry
- Supervision of other large hardware & software projects involving 3-5
people; Electronic circuit design, circuit debugging, analog and digital
- Writing low-level real-time software (C, ASM X86), data acquisition,
"Passive Differentiator Tops Active Designs", S.Bleszynski, EDN April
"Stand-off detection of hidden threat objects on personnel at
checkpoints and in public areas using active millimetre-wave imaging", SPIE conference, London,28-Sep-2005, Vol 5619.
Patents (most recent first)
"Through Air Radar Level Transmitter", P.Janitch, S.Reynolds, J.Benway,
S.Bleszynski, US Pat.# 20040066348 (covers the loop launcher, antenna
design and quick connect/disconnect probe coupling that allows vessel to
"Process Control Instrument Intrinsic Safety Barrier" M.Flasza, S,Bleszynski,
US Pat.# 20040066588 (covers the concept of microstrip coupler passing
the microwave signal across the through the board to provide isolation for
intrinsic safety and for noise filtering)
"Level detector for fluent material", B. Cherek, S.
US Pat# 05943294 (1999)
"Current Mode Audio Power Amplifier", S.Bleszynski,
Pat. No. S63281
(1994), Rep.of Ireland
Interests and hobbies: skiing, science, healing & nutrition,