Istvan Papp

Istvan Papp
University of Novi Sad · Faculty of Technical Sciences

PhD

About

71
Publications
14,620
Reads
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379
Citations
Citations since 2017
16 Research Items
180 Citations
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Introduction
Skills and Expertise

Publications

Publications (71)
Article
Full-text available
Although numerous consumer devices use Transmission Control Protocol/Internet Protocol (TCP/IP) protocol stack to connect and communicate over the Internet, their integration into a single Internet of Things (IoT) solution represents a challenge, primarily due to the lack of the standardized interoperability framework on the application layer. Devi...
Article
The advanced smart home users are already looking for ways to integrate not only devices, but various third party utility, information, and entertainment services with their smart home. On the other hand, the integration with external services and device platforms can be seen as a step towards building a smart city environment. Instead of waiting f...
Article
As the adoption rate of commercial smart home solutions increases, it drives the development of novel system features, needed to support advanced user scenarios. Being able to remotely control the household is not enough already, and the efforts are made to provide context-aware and intelligent homes, which detect user activities, learn about user...
Article
Traveling long distances by vehicle in the modern world has become bearable with the availability of In-Vehicle Infotainment systems to entertain and inform both drivers and other occupants. One of the problems faced by application developers for In-Vehicle Infotainment systems is the lack of an open and standard platform across different vehicle m...
Conference Paper
Existing devices used in home automation are mostly based on ZigBee or Z-Wave technologies. While these solutions are proven, they require additional hardware to be used as gateways. These technologies are based on mesh topology and often require additional routers to provide better connectivity. This increases cost of the system, and can increase...
Conference Paper
Native mobile applications are applications developed by using the SDK and programming language specific to the mobile platform. The key limitation of these mobile applications is the inability to transfer applications to another platform, without writing the application from scratch. This situation has led to new requirements, such as tools that e...
Conference Paper
The purpose of this paper is to examine how good is given solution for low power consumption controllers by Atmel. As addition measurements for CPU load, current consumption and response time for controller ATSAMD20, coupled with low power sensor QT2, were conducted. Results of measurements were compared with results given by manufacturer. Principl...
Conference Paper
Embedded systems are known to be limited in context of hardware resources (CPU power, GPU power, RAM Memory) and for that reason developing application on them is always a problematic point. Reason for this is that several key points need to be addressed and reconciled: performance, security, flexibility, and portability. This paper is presenting a...
Article
Full-text available
This paper presents one solution for a extendable application which is used to collect EPG (Electronic Program Guide) data from various internet sources. The aim of the software is to complement or replace incomplete EPG information received from DTV (Digital television) stream with Internet data. The acquired data is processed and forwarded to rem...
Article
The purpose of this paper is to present a solution for adaptable and efficient user profiling system for set-top-box (STB) devices. The system is set in the cloud environment and based on TR-069 remote management protocol and TR-135 data model for STB devices. The proposed solution allows the development of better and more precise applications for...
Article
In this paper, a solution for the integration mechanism for live stream QoS monitoring in Android-based IPTV set-top box is presented. The research offers a solution to the growing need of service providers to provide high quality of service with reduced cost for additional equipment. The proposed solution allows QoS monitoring with no need to add...
Conference Paper
Home automation systems are confronted with a demand to forward information to, or to receive information from a remote system. To accomplish this, while routing through the network, information has several protocol conversions. This paper proposes unifying of intermediaries (hubs, gateways, etc.) in home automation systems, to avoid these conversi...
Conference Paper
Providing access to devices via Internet is a growing trend allowing consumers to monitor and control their home appliances, heating, air conditioning and multimedia devices remotely from their tablets or laptops. Increasing number of “anywhere access” applications emerged to provide the users with cutting edge monitoring and control possibilities,...
Article
Full-text available
Acoustic echo degrades the quality of speech in hands-free telephony. The most popular digital signal processing technique to suppress acoustic echo is adaptive filtering. However, adaptive filtering may require the computational cost optimization in particular when adaptive algorithm is implemented on low-cost DSP platforms. We propose a computati...
Conference Paper
In this paper a concept, architecture and implementation of a device cloud platform is presented. Proposed device cloud, through a secure application programming interface (API), enables the creation of various Internet of Things applications, among which TV control application and energy consumption monitoring application for the home were impleme...
Conference Paper
This paper describes an approach to a full vertical smart building solution. The concept relies on identification of distinct layers, selection of optimal technologies for each, and their seamless integration into a unified service. The solution uses low-cost, energy efficient Zigbee for the most massive device layer, embedded solution for the laye...
Conference Paper
In this paper, a non-intrusive approach for measuring Audio/Video (AV) synchronization delay for wide range of multimedia devices is presented. The approach combines QR codes and sweep markers to enable cost-effective AV delay measurement in real-time. The concept relies on transmission of reference signal from source to the end-device and renderin...
Conference Paper
In this paper, a solution for diagnostic CWMP client for set-top box devices is presented. The following features of the client contribute to the state-of-the-art: straightforward integration to DTV/IPTV middleware, compile-time scalability towards any CWMP data model, decoupling from operating system/set-top box applications and built-in support f...
Conference Paper
This paper proposes and evaluates an approach for managing devices over the network using TR-069 and TR-111 protocols. Method relies on a server push mechanism that enables instant initiation of interaction with a device. TR-069 foresees that the communication between a device and the configuration server is the sole responsibility of the device. T...
Conference Paper
In this paper is describes a method of connecting smart outlet to WiFi network using CC3000 module. The algorithm has been implemented for reporting and detecting smart outlet on the network. This paper shows possibilities MSP430 microcontroller with FRAM memory, and the interface between the microcontrollers via SPI communication with smart outlet...
Conference Paper
In this paper an extension to the software of digital TV receivers / set-top box devices is presented, to allow those devices to be discoverable, configurable and monitorable by ACS servers. The solution is based on TR-069 protocol, with the novel architectural solutions addressing the need for improved scalability, extensibility and adaptability o...
Article
As the number of computer-based systems and consumer gadgets is growing, users are becoming increasingly overwhelmed by the requests for attention coming from this variety of devices. In addition, technology has quickened the pace of life and work to the extent that interaction between people has become more frequent. Dealing with both social and d...
Conference Paper
Full-text available
In modern industry power consumption is becoming one of the most important constraints during the development phase of the product. In motor industry, significant part of the power consumption improvement can be done in motor control. Brushless dc (BLDC) motor drives are penetrating the market rapidly. Heating, ventilation and air conditioning (HVA...
Conference Paper
In this paper we propose an integration of a device configuration and monitoring module based on the TR-069 protocol (also known as CPE Wan Management Protocol) as a system service for Android-based set-top-boxes (STBs) and other consumer electronic devices. Currently there is no support for configuration and monitoring of consumer devices under An...
Conference Paper
The purpose of this paper is to provide a framework for a scalable, adaptable and efficient Quality of Service (QoS) monitoring system for consumer devices. The system is set in the Cloud environment and based on TR-069 remote management protocol. The proposed solution allows the development of secure, cloud-based network provisioning and managemen...
Conference Paper
In this paper we propose an integration of a device configuration and monitoring module based on the TR-069 protocol (also known as CPE Wan Management Protocol) as a system service for Android-based set-top-boxes (STBs) and other consumer electronic devices. Currently there is no support for configuration and monitoring of consumer devices under An...
Conference Paper
In this paper we present a solution of a gateway device for smart homes with the ability to interact with IPv6-enabled home devices over 6LoWPAN, answering to the need for the creation of ubiquitous, energy-saving home networks. The gateway also supports the traditional IPv4 interfacing over WiFi and Ethernet. UPnP over IPv6 is fully enabled so tha...
Article
Hands-free voice terminals have to work in various situations in which the adaptive filter (used in acoustic echo cancellation module) is not capable to sufficiently suppress the acoustic echo. Such situations include echo path change, too loud far end, speaker non-linearity, volume change and so on. In these situations residual echo has to be supp...
Conference Paper
The most recent requests for interoperability between the different devices within a home automation system have brought IP-based protocols to the attention in this area. However, a number of hurdles need to be overcome so that the IP connection to home devices could become enabled, the most important being the requests for a large address space an...
Article
This paper presents a simulation of positioning various types of transmitters in an optimal way, regarding the positions of receivers and their demands. The simulation runs in regards to input parameters, which represent a landscape map, positions and demanded bandwidths of receivers, positions and dimensions of forbidden zones and barriers, as wel...
Conference Paper
Full-text available
This paper describes the concept of the navigation system for a mobile robot. The system is using a combination of two navigation algorithms: self-learning neural network, necessary to form a movement plan for a robot, and a collision-free control algorithm based on heuristic neuro-fuzzy approach. The basic task of neural network is to generate ini...
Conference Paper
Full-text available
This paper presents a generic embedded robot platform concept that meets functional and real time requirements. The described concept allows easy system extension with new components, simple configuration and implementation of advanced features. Design and development of such complex system poses significant challenges and requires knowledge from s...
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 the design and implementation of a simple software-based home control platform used for the intelligent automatic control of audio/video devices. The system facilitates integration of various residential sensors, with an accent on users’ localization and presence detection. For the presence detection and localization we utilize...
Conference Paper
Full-text available
In this paper we present an intelligent device-level residential energy monitoring and controlling platform based on interactive outlets and light dimmer-switches. The platform allows users to monitor, control and compare electricity consumption of appliances connected to the residential power network. In our prototype we are able to perform contro...
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...
Article
Full-text available
Hands-free VoIP applications are more and more popular in consumer electronics. Telephony is no longer monopolized by telephones and mobile phones, but it starts to conquer the TV market as well. However, hands-free communication in the combination with environments in which TV receivers are typically used, introduces a lot of problems such as the...
Article
Full-text available
The introduction of IP-based services to the realm of television broadcasting, television receivers and set-top boxes, opened possibilities for different, new applications for the users in front of their TV screens. IPTV, IP-based communications, social networking and web browsing are among the newest add-ons to the traditional digital TV concepts....
Article
This paper presents a system for full-duplex hands free voice communication integrated with TV technology. The system provides comfortable conversation by utilization of microphone array and advanced voice processing algorithms, even with simultaneous TV usage. Signal processing includes superdirective beamformer steered by direction-finding module...
Conference Paper
Full-text available
Modern technologies and connectivity enable users to perform their tasks faster than ever before. Overall performance no longer depends upon barriers imposed by the tools used for the work, but by the speed of the worker himself. Trying to compete with their electronic “helpers”, such as computers, PDAs and mobile phones, people perform multitaskin...
Conference Paper
In this paper we present a system for mediating social interruptions in home or office environment, based on the use of a novel technique of light-based busy flags. The system uses a scalable set of sensors to estimate user availability and to announce this information to possible interrupters (e.g. workplace colleagues) by using dynamic, programma...
Conference Paper
Full-text available
In this paper we present a novel software-based home control platform as an add-on to a set-top box (STB) for digital television. By means of using merely a remote controller, traditional STB users become able to control lights, appliances and media playback in their homes. Intelligence and awareness is achieved with a support for execution of reci...
Conference Paper
Full-text available
This paper presents a simple Ambient Intelligence system design and implementation. The system is based on 3D user localization within a room using the 3D camera and responding through an array of UPnP/DLNA rendering devices. The way the system responds to users’ location is controllable and changeable, and it is defined by executing an XML documen...
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...
Conference Paper
In mobile networks a service provider needs access to the user data for providing rich and context-aware service like locating the position of mobile user. Mobile assistant (MA) acts as a user data broker network element. Mobile assistant has a complete access to all static and dynamic user data. The purpose of Mobile assistant is to accept request...
Conference Paper
This paper presents the evaluation of the programmable platforms regarding development and implementation of advanced real-time video improvement algorithms to be listed, as well as benchmark of such solutions vs. hardware implementations. Evaluation is done using video processing framework and implementation of the appropriate video algorithms on...
Conference Paper
Full-text available
This paper presents an analysis of the existing Graphical User Interface (GUI) creation frameworks, in order to investigate how well these frameworks can be applied for graphical user applications in modern television services. The analysis is based on a characterization presented in this paper and it provides a list of key enablers and a quick met...
Conference Paper
Full-text available
This paper presents a system for real-time video quality monitoring up to full-HD resolution in a networked environment. As sources of quality degradations, artifacts coming from block based compression are considered. The developed system captures live video, extracts video quality indicators in real-time, and renders them on the remote workstatio...
Conference Paper
This paper presents a system for full-duplex hands free voice communication integrated with TV technology. The system provides comfort conversation by utilization of microphone array and advanced voice processing algorithms, even with simultaneous TV usage. As communication channel GSM or VoIP can be used.
Conference Paper
Full-text available
In this paper we present a software model for the embedded systems, that separates functionality (core) from presentation (user interface). The model provides means to easily swap user interfaces, as well as their remote execution. We propose standards, protocols and guidelines for creating portable and scalable embedded software.
Article
The main drawback of minimum variance distortionless response (MVDR) beamformer is the cancellation of the desired speech signal and its degradation in multi-path wave propagation environment. To make the adaptive algorithm robust against room reverberation and to prevent desired signal cancellation an estimation of unknown desired speaker's transf...
Conference Paper
The paper describes an ongoing activities on various sound processing techniques in order to localize active speaker in front of service robot with videoconference abilities. Implemented system is capable to control camera in both directions, horizontal and vertical, as well as to enhance an outgoing speech of local talker to far-end listener. The...

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