scholarly journals Using RFID/NFC and QR-Code in Mobile Phones to Link the Physical and the Digital World

Author(s):  
Mabel Vazquez-Briseno ◽  
Francisco I. ◽  
Juan de Dios Sanchez-Lopez ◽  
Elitania Jimenez-Garcia ◽  
Christian Navarro-Cota ◽  
...  
Keyword(s):  
Qr Code ◽  
Author(s):  
K. Ravikumar ◽  
R. Geetha

Quick Response (QR) codes are versatile. a chunk of long trilingual text, a connected URL, an automatic SMS message, an identity card or simply regarding any data is embedded into the two-dimensional barcode. as well as moderate equipped mobile devices, QR Codes will connect the users to the data quickly and simply. The operations to retrieve or store QR codes are unbelievably easy and fast, and with mobile devices, build them the best academic tools for teaching and learning. QR codes are all over and most of the people have mobile phones equipped with QR code readers. though QR codes existed for over fifteen years, there arent such a lot of analysis applications during this space.


2020 ◽  
Vol 37 (6/7) ◽  
pp. 837-851
Author(s):  
Rohit Singh ◽  
Shwetank Avikal ◽  
Rashmi Rashmi ◽  
Mangey Ram

PurposeIn today's era of a digital world, mobile phones have now become an essential part in everyday life. The selection of the best mobile phone among the available alternatives is a complex decision making it a problem for the customers. Mobile phone manufactures are facing a lot of problems for launching/introducing a mobile phone according to the requirement of customers and it depends on a number of criteria/attributes such as: technical specifications, price, brand etc.Design/methodology/approachIn the presented work, the above-discussed problem has been considered as a Multi-Criteria Decision Making MCDM problem and an approach based on Kano model with Fuzzy AHP and TOPSIS has been proposed to solve the problem. The Kano model has been used for identifying the different Kano categories of all the features through a customer survey. Fuzzy AHP has been applied to achieve the weights of each feature in order to introduce a best mobile phone for the customers. TOPSIS has been used for ranking of alternatives.Findingsmain features with different other sub-features have been selected for the study. Different features have been considered as categories and their Kano categories have been found out. The importance of these features has also been calculated by Fuzzy-AHP in terms of their evaluated weights. Different mobile phones have been ranked by TOPSIS according to their features calculated by Fuzzy-AHP. The proposed approach seems effective for identifying/classifying different attributes/features of mobile phones according to customer's requirements.Originality/valueHere, different features of a mobile phone have been considered for designing a suitable mobile phone. Thus, this work can help a designer to design and select a suitable feature for a customer-oriented mobile phone.


BIOLOVA ◽  
2020 ◽  
Vol 1 (1) ◽  
pp. 48-55
Author(s):  
Hafis Kaunang Ataji ◽  
Agus Sutanto

Abstract: The development of this module is based on the learning process that already uses internet media, but in reality its use during the learning process has not been maximized and the use of the internet for learning has not been able to direct students to achieve learning objectives, the need for learning videos to facilitate students' understanding and integration of the Koran and Hadith into learning process. The purpose of writing this article is to produce an analysis in the form of assistant video based using QR Code links with Alquran and Hadis tentegration in materials of human reproduction systems, class XI, is it important and worth developing. This development research uses the Thiagarajan model in 1974 which only took 3 stages namely define, design, and develop. Based on the analysis results obtained observation results through the process of interviewing biology subject teachers at SMA N 1 Punggur are as follows, the learning process has implemented the internet in assignments, has never developed an electronic media-based module, and the results of student analysis, all students already have mobile phones. Based on the results of interviews and observations made it is necessary to develop the module.


2019 ◽  
Vol 7 (5) ◽  
Author(s):  
Konstantinos Zimianitis

            School bullying involves a range of aggressive behaviors aimed at causing harm to a person. This phenomenon is increasing in the student population at a global level. The continued evolution of technology and the use of technological tools in everyday life have contributed to the formation of so-called cyberbullying. In particular, increased use of mobile phones, social media, easy and fast internet access and anonymity in the digital world contribute to shaping the phenomenon. 


Author(s):  
Apurva Patil ◽  
Komal Lonkar ◽  
Veda Kowale ◽  
Archana Kotangale

With the advent of technologies and multiple options available, it’s very essential to rethink and optimize the current manual process by utilizing technologies, like web, mobile together. At present mobile phones play a vital role in our day-to-day life, and it also became a mode of identity. Using the mobile and its geo tagging feature we can precisely locate and validate once presence. The inbuilt ability of mobile can be very well leveraged to modernize the current manual attendance system. QR Code scanning is one of such features of mobile phones that enables them to quickly capture and process the data. Smartphones can be used to speed up the process of taking attendance. This project ‘Multichannel Attendance Management system using QR Code and Location’ focuses on simplifying & solving the problem of manual process of taking attendance. The project proposes a system that is based on using a QR code. QR stands for ‘Quick Response’. They can be read quickly by a cell phone. It stores information such as the lecture number, date, name of the professor, etc, which is used in this proposed system.


Author(s):  
Aman Arora

At present, people have been waiting anxiously for the system that will satisfy their needs more clearly. The majority of the companies in the restaurant sector is looking for some software that improves the quality of delivery and increasing revenue. In a typical system, the waiter records the customer's order, and then put the order in to the kitchen, and then billing is done, which spends a lot of time and might lead to errors. The goal of this project is to automate the process of ordering food from the table in a restaurant and reserving a table, as well as to improve the quality of their customer service. Smart Restaurant is a concept of a restaurant's business that is based on the use of state-of-the-art technology from reservation to the order and the customer sign a relationship with you. The traditional restaurant will be replaced with the help of a smartphone, a tablet, or a graphical user interface and interactive touch screens. Customers will have to order their food via mobile phones by scanning a QR code on a table, as they are directly linked to the kitchen via a central server. In addition, our records are permanently stored on a central server, which can then be used for the marketing, distribution and sales. A smart restaurant, decrease the number of staff who work at the hotel-services, so as to increase the profit margins. The kitchen is going to be one of the interfaces which will be provided in accordance with the following priority (first-come-first-served). This app will help you to find more detailed information on the restaurant and its services, as well as the ease of ordering food and reservation table.


Author(s):  
F. Hakimpour ◽  
A. Zare Zardiny

Today by extensive use of intelligent mobile phones, increased size of screens and enriching the mobile phones by Global Positioning System (GPS) technology use of location based services have been considered by public users more than ever.. Based on the position of users, they can receive the desired information from different LBS providers. Any LBS system generally includes five main parts: mobile devices, communication network, positioning system, service provider and data provider. By now many advances have been gained in relation to any of these parts; however the users positioning especially in indoor environments is propounded as an essential and critical issue in LBS. It is well known that GPS performs too poorly inside buildings to provide usable indoor positioning. On the other hand, current indoor positioning technologies such as using RFID or WiFi network need different hardware and software infrastructures. In this paper, we propose a new method to overcome these challenges. This method is using the Quick Response (QR) Code Technology. QR Code is a 2D encrypted barcode with a matrix structure which consists of black modules arranged in a square grid. Scanning and data retrieving process from QR Code is possible by use of different camera-enabled mobile phones only by installing the barcode reader software. This paper reviews the capabilities of QR Code technology and then discusses the advantages of using QR Code in Indoor LBS (ILBS) system in comparison to other technologies. Finally, some prospects of using QR Code are illustrated through implementation of a scenario. The most important advantages of using this new technology in ILBS are easy implementation, spending less expenses, quick data retrieval, possibility of printing the QR Code on different products and no need for complicated hardware and software infrastructures.


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