Mihajlo Katona

Mihajlo Katona
Veriest

PhD

About

39
Publications
9,898
Reads
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144
Citations
Citations since 2017
0 Research Items
24 Citations
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201720182019202020212022202301234567
201720182019202020212022202301234567
201720182019202020212022202301234567

Publications

Publications (39)
Conference Paper
Full-text available
In this paper it is presented one approach for creating testing environment of devices based on touch screens. Focused subject is testing of Android based devices, precisely required software to perform it. Android application has been developed that detects touches on screen, then packs them in formatted messages and sends them to central point wh...
Conference Paper
Full-text available
This paper presents the set of laboratory exercises developed for the embedded engineering learning platform. The platform used is based on FPGA device which is programmed by students. The laboratory exercises cover the fundamental topics in digital design: (1) design of combinational circuits, (2) design of sequential circuits, (3) design of finit...
Conference Paper
Full-text available
This paper presents an approach to stimulation of the touch-screen as part of the automated system for smart phone and tablet verification. Stimulation is performed in two ways: by touching the screen with the long conductor connected to the ground and by stimulating the screen with orthogonal conductive lines. The conductor is disconnected from th...
Article
An increased complexity of modern computer based systems is accompanied by advanced software architectures embedded into a system. Common approach for designing consumer electronic products includes usage of legacy code with some modifications in order to run it on the targeted platform. Shorter development time and budget constraints are also infl...
Conference Paper
Full-text available
Cloud computing is making its way towards use at home. This paper presents a cloud for smart home. We present review of technologies for smart home and give an integrated cloud-based energy- and carbon-efficient architecture.
Article
This paper presents a novel approach and system for automated testing conditional access kernel (CAK) which is embedded in the set-top box (STB). The proposed system is based on a “black-box” testing approach where the testing is performed only by comparing the expected output and the tested output of the STB under test, given the input test signal...
Article
Full-text available
This article proposes a real-time test and verification system for full-reference automatic image quality assessment and verification of digital TV sets. Digital camera is used for acquisition of the TV screen content in order to ensure quality assessment of the content as perceived by the user. Test has been executed in three steps: image acquisit...
Article
As Digital Signal Processors and digital signal processing technology are in increasing process, optimization of previously developed code for Digital Signal Processors has become more and more important. This paper presents an approach for porting Dolby Pro Logic II audio decoder, from the reference platform to the targeted DSP architecture. The o...
Article
The paper describes an application for displaying advertisements in between switching of TV channels. The device for reception and playback of digital television signal receives such signal and processes it further. On some channels, within the received signal, multimedia advertising content is present (eg. pictures or short video messages). Advert...
Conference Paper
Full-text available
This paper presents an integrated hands-free audio and video communication system for digital television sets. The system is an embedded real-time add-on device of the standard digital TV set. It consists of a digital camera and microphone array which are connected to the TV set through the High-Definition Multimedia Interface. The system is extend...
Conference Paper
Full-text available
This paper presents a prototype of full-duplex hands-free videophone add-on device for digital television sets. It consists of a digital camera and microphone array which are connected to the TV set through the High-Definition Multimedia Interface. The system is extendable with a 3G modem to become capable of working in a stand-alone mode as a vide...
Conference Paper
Full-text available
In this paper we present an implementation of a real-time system for object’s (human) regions of interest motion detection and tracking using optical camera in an indoor environment. We have developed an agent-based software architecture, that is intended to be easily extended and modified, where autonomous modules are cascaded to form a pipeline....
Conference Paper
Full-text available
This paper presents a case study on students' perspective of the cross-curriculum embedded engineering learning platform in the Digital design principles course. The platform used is based on FPGA device which is programmed by students. As a measure of applicability of the platform, students' feedback is used. At the end of each semester, students...
Article
Full-text available
The current verification methodologies on the final production line in digital television industry require a significant amount of manual work in connecting and disconnecting the television set to and from signal sources and verifying the correctness and quality of image shown on the TV screen. This manual work slows down the production and increas...
Article
In this paper we present Road Nail, an intelligent road marking system with the wireless network of signaling devices that are mounted near the road edge. “Nails” or signaling devices are autonomous nodes with capability to accumulate electrical energy into battery which is obtained from solar panels. In addition, the nodes exchange wireless messag...
Conference Paper
Full-text available
In this paper we present Road Nail, an intelligent road marking system with the wireless network of signaling devices that are mounted near the road edge. “Nails” or signaling devices are autonomous nodes with capability to accumulate electrical energy into battery which is obtained from solar panels. In addition, the nodes exchange wireless messag...
Conference Paper
Full-text available
This paper presents an approach to automated verification of digital television systems. Camera is used to capture the content on the TV screen. An algorithm was developed for detecting the TV screen content and comparing it with the expected content. The TV screen content is extracted in two steps. The first step is the TV screen edge detection, p...
Conference Paper
Full-text available
In this paper we present an idea, concept and implementation of a novel interactive 3D light control. The device is made as a “sensing glove” which recognizes certain hand gestures using one accelerometer and responds through the commands sent to a remote lighting source, at the same time allowing natural hand positions without impact to the contro...
Article
In this paper we present a unified platform intended to cover a complete process of embedded systems learning, considering modular approaches for unifying education in relevant embedded system technologies. A novel universal approach to learning process management in the area of information and communication technologies is presented. The added val...
Article
In modern ASIC industry power consumption is becoming one of the most important constrains during the development phase. In 130 nm technology and older, major part of the power consumption is a dynamic power and dynamic power optimization is usually taking the most of the time planed for the power optimization. Effective implementation and efficien...
Article
Modern consumer and embedded electronics are becoming more complex and intelligent systems each day and their implementation puts a great challenge in front of the designers. Special functions call for specific hardware solutions that are not common in a commercially available platforms. This paper presents tha gained experience and lessons learned...
Conference Paper
This paper presents a system for real-time non-reference video quality measurement on FPGA based platform. Artifacts coming from block based compression algorithms and broadcasting artifacts are considered. System is capable for capturing live video, extracting video quality indicators and providing results to PC application running on remote PC wo...
Conference Paper
This paper presents one solution of a system of interconnections in modern commutation systems. An emphasis is put on a signal integrity issues and technological aspects of PCB design and production in such systems that contain a great number of conducting layers. The paper represents one implementation solution of this kind.
Article
In this paper an approach to hardware and software partitioning for real-time embedded systems is given. The approach is applied and tested on an existing system.
Article
This paper addresses problems associated with verification and FPGA prototyping platform preparation for the pre-silicon software development. Increasing the size of modern SoC makes traditional approach of mapping entire design into one FPGA unsuitable. Consequently, other more appropriate scheme must be found in order to achieve optimal results....
Conference Paper
This paper summarizes the experiences of global faculty (N. America, Europe, Asia) in using an open design platform approach for project-based active learning in electronics, computing and ICT engineering education. A common design platform was used to support courses spanning a range of university engineering levels from 2<sup>nd</sup> year underg...
Conference Paper
In this paper we present a wavelet-based video enhancement algorithm designed for highly optimized dedicated ICs. The proposed algorithm is implemented on FPGA platform with target being real-time video processing. The main application of the proposed scheme is a high definition (HD) TV, where we consider visibly annoying video coding artifacts and...
Article
Full-text available
The use of field-programmable gate arrays (FPGAs) for digital signal processing (DSP) has increased with the introduction of dedicated multipliers, which allow the implementation of complex algorithms. This architecture is especially effective for data-intensive applications with extremes in data throughput. Recent studies prove that the FPGAs offe...
Conference Paper
Programmable DSP algorithms are being implemented in a variety of applications. The FPGAs have become one of leading platforms for implementation of digital signal processing. However, there is still not defined straight forward path for DSP design process on FPGAs. In this paper the techniques for digital signal processing algorithms implementatio...
Conference Paper
Full-text available
Multiresolution video denoising is becoming an increasingly popular research topic over recent years. Although several wavelet based algorithms reportedly outperform classical single-resolution approaches, their concepts are often considered as prohibitive for real-time processing. Little research has been done so far towards hardware customization...
Article
Full-text available
In this paper we develop an advanced spatio-temporal wavelet domain filtering algorithm which is suitable for hardware implementation, we implement it in the Field Programmable Gate Arrays (FPGA) and report the results of real-time processing. The wavelet decomposition in our implementation is non-decimated with three decomposition levels and with...
Conference Paper
This paper shows one solution for real-time hardware/software codesign for vertical blanking interval (VBI) data representation on PC over USB. Main purpose of this co-design is to extract data from VBI of BT.656 8-bit parallel interface data stream and transfer it over USB bus to PC.
Article
Full-text available
1 Katedra za računarsku tehniku i računarske komunikacije; Fakultet tehničkih nauka; Novi Sad I Uvod Džepni uređaji kao MP3 plejeri, diktafoni, mobilni telefoni imaju izuzetno kompleksnu spregu sa korisnicima, mnogo tastera sa različitim funkcijama. Ideja prikazana u radu je da se korisnička sprega ostvaruje pomoću Morzeovog koda, tako što će koris...
Conference Paper
This paper shows an environment for Bluetooth baseband integrated circuit development. Each phase in development is shown as well as all introduced advantages with this methodology. All phases are interconnected and create a complex testing environment

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