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Electronic Literature

Here is a list with some publications and reports which I have been involved with in the past.


Academic Publications

Deyan Levski, Martin Waeny and Bhaskar Choubey, "A 12-bit Column-Parallel Flash TDC-Interpolated Ramp ADC with Online Digital Delay Element Correction", International Image Sensors Workshiop 2017

Deyan Levski, Martin Waeny and Bhaskar Choubey, "A 12-bit Column-Parallel Flash TDC-Interpolated Ramp ADC with Online Digital Delay Element Correction", International Image Sensors Workshiop 2017 - slides

Deyan Levski, Martin Waeny and Bhaskar Choubey, "Ramp Noise Projection in CMOS Image Sensor Single-Slope ADCs", IEEE Transactions on Circuits and Systems I: Regular Papers

Deyan Levski and Bhaskar Choubey, "On noise in time-delay integration CMOS image sensors", Proc. SPIE 9891, Silicon Photonics and Photonic Integrated Circuits V, 989122 (May 13, 2016); doi:10.1117/12.2227320;

Deyan Levski, Tsvetomir Gotsov, Kamen Krastev, Aneliya Manukova, "Embedded Automatic Weather Station", Elektronika Magazine, Sigma-Not ISSN: 0033-2089

Theses

A Cyclic Analog to Digital Converter for CMOS image sensors - MSc Thesis, ISRN: LiTH-ISY-EX--13/4674--SE; link to pdf.

Embedded TCP/IP Server for Automated Acquisition of Meteorological Data - BSc Thesis (in Bulgarian)

Other

An introduction to ADCs for CMOS image sensors - seminar at the Open University, Milton Keynes, UK

Worst case resistor mismatch in an R-2R ladder DAC. Some basics.

Interpolation and Oversampling in Data Converters. Basic Trade-offs.

A Sparse Booth Encoding Technique

A Sparse Booth Encoding Technique - slides

Radix-4 Booth Encoded Multiplier

Web publication on the Automatic Weather Station

Image sensors - from the dinosaur age till the recent years (in Bulgarian)

Some solved problems on basic semiconductor theory

Some solved problems on basic PN junctions

Some solved problems on BJT and FET transistors

Some solved problems on basic Optoelectronic devices

The gm/id method for transistor sizing, simple notes


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