Browsing Articles publicats (Informàtica i Enginyeria Industrial) by Author "Palacín Roca, Jordi"
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128 x 128 CMOS Image Sensor With Analog Memory for Synchronous Image Capture
Chapinal, Genis; Bota, Sebastian A.; Moreno, Mauricio; Palacín Roca, Jordi; Herms, Atilà (Institute of Electrical and Electronic Engineers, 2002)A 128 x 128 CMOS imager that permits synchronous capture is presented. The sensor combines the best of CMOS imagers (low-power, random readout, nondestructive readout, single supply voltage…) and synchronous capture ... -
A mobile robot agent for gas leak source detection
Martínez Lacasa, Daniel; Pallejà Cabrè, Tomàs; Moreno Blanc, Javier; Tresánchez Ribes, Marcel; Teixidó Cairol, Mercè; Font Calafell, Davinia; Pardo, Antonio; Marco, Santiago; Palacín Roca, Jordi (Springer International Publishing Switzerland, 2014)This paper presents an autonomous agent for gas leak source detec-tion. The main objective of the robot is to estimate the localization of the gas leak source in an indoor environment without any human intervention. The ... -
A proposal for automatic fruit harvesting by combining a low cost stereovision camera and a robotic arm
Font Calafell, Davinia; Pallejà Cabrè, Tomàs; Tresánchez Ribes, Marcel; Runcan Marius, David; Moreno Blanc, Javier; Martínez Lacasa, Daniel; Teixidó Cairol, Mercè; Palacín Roca, Jordi (MDPI, 2014)This paper proposes the development of an automatic fruit harvesting system by combining a low cost stereovision camera and a robotic arm placed in the gripper tool. The stereovision camera is used to estimate the size, ... -
A Proposal of a multi-agent system implementation for the control of an assistant personal robot
Martínez Lacasa, Daniel; Clotet Bellmunt, Eduard; Moreno Blanc, Javier; Tresánchez Ribes, Marcel; Palacín Roca, Jordi (Springer International Publishing Switzerland, 2016)This paper proposes a control system design for a mobile robot assistant based on a multi-agent architecture. The robotic platform used in this paper is a second generation Assistant Personal Robot (APR-02) with an own ... -
A proposal of low-cost and low-power embedded wireless image sensor node for IoT applications
Tresánchez Ribes, Marcel; Pujol, Alain; Pallejà Cabrè, Tomàs; Martínez Lacasa, Daniel; Clotet Bellmunt, Eduard; Palacín Roca, Jordi (Elsevier, 2018)This paper proposes the design of a low-cost, low-power and small size image acquisition device to be used in Internet of Things (IoT) applications which collects, processes and sends image data through a 2.4GHz Wi-Fi ... -
A Time-Domain Method for the Analysis of Thermal Impedance Response Preserving the Convolution Form
Carmona, Manuel; Marco, Santiago; Palacín Roca, Jordi; Samitier, Josep (Institute of Electrical and Electronics Engineers, 1999)The study of the thermal behavior of complex packages as multichip modules (MCM’s) is usually carried out by measuring the so-called thermal impedance response, that is: the transient temperature after a power step. ... -
Ambient Intelligence Application Based on Environmental Measurements Performed with an Assistant Mobile Robot
Martínez Lacasa, Daniel; Teixidó Cairol, Mercè; Font Calafell, Davinia; Moreno Blanc, Javier; Tresánchez Ribes, Marcel; Marco, Santiago; Palacín Roca, Jordi (MDPI, 2014)This paper proposes the use of an autonomous assistant mobile robot in order to monitor the environmental conditions of a large indoor area and develop an ambient intelligence application. The mobile robot uses single high ... -
An embedded real-time red peach detection system based on an OV7670 camera, ARM Cortex-M4 processor and 3D Look-Up Tables
Teixidó Cairol, Mercè; Font Calafell, Davinia; Pallejà Cabrè, Tomàs; Tresánchez Ribes, Marcel; Nogués Aymamí, Miquel; Palacín Roca, Jordi (Molecular Diversity Preservation International (MDPI), 2012)This work proposes the development of an embedded real-time fruit detection system for future automatic fruit harvesting. The proposed embedded system is based on an ARM Cortex-M4 (STM32F407VGT6) processor and an Omnivision ... -
An image processing method for in-line nectarine variety verification based on the comparison of skin feature histogram vectors
Font Calafell, Davinia; Tresánchez Ribes, Marcel; Pallejà Cabrè, Tomàs; Teixidó Cairol, Mercè; Martínez Lacasa, Daniel; Moreno Blanc, Javier; Palacín Roca, Jordi (Elsevier, 2014)This paper presents an image processing method for in-line automatic and individual nectarine variety verification in a fruit-packing line based on the use of feature histogram vectors obtained by concatenating the ... -
An inexpensive wireless smart camera system for IoT applications based on an ARM Cortex-M7 microcontroller
Tresánchez Ribes, Marcel; Pujol, A.; Pallejà Cabrè, Tomàs; Martínez, D.; Clotet Bellmunt, Eduard; Palacín Roca, Jordi (International Association for Sharing Knowledge and Sustainability, 2019)This paper presents a new proposal of a low-cost and low-power wireless smart camera device, designed to be used as an inexpensive smart image acquisition edge node for Internet of Things (IoT). Taking the advantages of ... -
Application of an Array of Metal-Oxide Semiconductor Gas Sensors in an Assistant Personal Robot for Early Gas Leak Detection
Palacín Roca, Jordi; Martínez Piqué, David; Clotet Bellmunt, Eduard; Pallejà Cabrè, Tomàs; Burgués, Javier; Fonollosa, Jordi; Pardo, Antonio; Marco, Santiago (Molecular Diversity Preservation International (MDPI), 2019)This paper proposes the application of a low-cost gas sensor array in an assistant personal robot (APR) in order to extend the capabilities of the mobile robot as an early gas leak detector for safety purposes. The gas ... -
Assessing over Time Performance of an eNose Composed of 16 Single-Type MOX Gas Sensors Applied to Classify Two Volatiles
Palacín Roca, Jordi; Clotet Bellmunt, Eduard; Rubies, Elena (MDPI, 2022)This paper assesses the over time performance of a custom electronic nose (eNose) composed of an array of commercial low-cost and single-type miniature metal-oxide (MOX) semiconductor gas sensors. The eNose uses 16 BME680 ... -
Assistant Personal Robot (APR): conception and application of a tele-operated assisted living robot
Clotet Bellmunt, Eduard; Martínez Lacasa, Daniel; Moreno Blanc, Javier; Tresánchez Ribes, Marcel; Palacín Roca, Jordi (MDPI, 2016)This paper presents the technical description, mechanical design, electronic components, software implementation and possible applications of a tele-operated mobile robot designed as an assisted living tool. This robotic ... -
Automatic supervision of temperature, humidity, and luminance with an Assistant Personal Robot
Palacín Roca, Jordi; Clotet Bellmunt, Eduard; Martínez Lacasa, Daniel; Moreno Blanc, Javier; Tresánchez Ribes, Marcel (Hindawi, 2017-10-26)Smart environments and Ambient Intelligence (AmI) technologies are defining the future society where energy optimization and intelligent management are essential for a sustainable advance. Mobile robotics is also making ... -
Bioinspired electronic white cane implementation based on a LIDAR, a tri-axial accelerometer and a tactile belt
Pallejà Cabrè, Tomàs; Tresánchez Ribes, Marcel; Teixidó Cairol, Mercè; Palacín Roca, Jordi (Molecular Diversity Preservation International (MDPI), 2010)This work proposes the creation of a bioinspired electronic white cane for blind people using the whiskers principle for short-range navigation and exploration. Whiskers are coarse hairs of an animal's face that tells the ... -
Building a Mobile Robot for a Floor-Cleaning Operation in Domestic Environments
Palacín Roca, Jordi; Salse, José Antonio; Valgañón, Ignasi; Clua, Xavier (Institute of Electrical and Electronics Engineers, 2004)Domestic robots are one of the new industrial challenges. In this paper, a floor-cleaning robot specifically designed for this function is proposed. Aspects such as sensor placement, motor control, robot control, and ... -
Center-pivot automatization for agrochemical use
Palacín Roca, Jordi; Salse, José Antonio; Clua, Xavier; Arnó Satorra, Jaume; Blanco Ortiz, Ricardo; Zanuy, C. (Elsevier, 2005)This paper presents an agrochemical application system that could be incorporated into existing irrigating center-pivots. The system consisted of a hydraulic circuit with emitters, where the dose was individually controlled ... -
Characterisation of the LMS200 laser beam under the influence of blockage surfaces. Influence on 3D scanning of tree orchards
Sanz Cortiella, Ricardo; Llorens Calveras, Jordi; Rosell Polo, Joan Ramon; Gregorio López, Eduard; Palacín Roca, Jordi (Molecular Diversity Preservation International (MDPI), 2011)The geometric characterisation of tree orchards is a high-precision activity comprising the accurate measurement and knowledge of the geometry and structure of the trees. Different types of sensors can be used to perform ... -
Characterization of a Low-Cost Optical Flow Sensor When Using an External Laser as a Direct Illumination Source
Font Calafell, Davinia; Tresánchez Ribes, Marcel; Pallejà Cabrè, Tomàs; Teixidó Cairol, Mercè; Palacín Roca, Jordi (MDPI, 2011)In this paper, a low cost optical flow sensor is combined with an external laser device to measure surface displacements and mechanical oscillations. The measurement system is based on applying coherent light to a ... -
Chemical source localization fusing concentration information in the presence of chemical background noise
Pomareda, Víctor; Magrans, Rudys; Jiménez Soto, Juan M.; Martínez Lacasa, Daniel; Tresánchez Ribes, Marcel; Burgués, Javier; Palacín Roca, Jordi; Marco, Santiago (MDPI, 2017)We present the estimation of a likelihood map for the location of the source of a chemical plume dispersed under atmospheric turbulence under uniform wind conditions. The main contribution of this work is to extend ...