Polymedia and Mobile Communication

Author(s):  
Mirca Madianou

This chapter identifies how the theory of polymedia is integrally linked to developments in mobile communication. The term polymedia aims to capture media as composite environments—instead of discrete technologies—which users navigate in order to manage their relationships. The popularization of internet-enabled portable devices, such as smartphones and tablets, and the parallel wide availability of wireless services have given rise to a culture of ubiquitous connectivity. Smartphones enable the accessing of a mini-ecosystem of platforms and applications while on the move. The related affordances of ubiquitous connectivity, portability, and fluidity between platforms are vital for the emergence of polymedia practices. Mobile communication developments have also contributed to improved internet access, which is one of the preconditions for polymedia practices to emerge. The theory of polymedia in turn offers a distinctive approach for understanding smartphones as mini-ecosystems in their own right and, ultimately, for understanding the micro-workings of mobile communication.

Author(s):  
Kartik Khurana ◽  
Harpreet Kaur ◽  
Ritu Chauhan ◽  
Shalu Chauhan ◽  
Shaveta Bhatia ◽  
...  

Now a day’s mobile communication has become a serious business tool for the users. Mobile devices are mainly used for the applications like banking, e-commerce, internet access, entertainment, etc. for communication. This has become common for the user to exchange and transfer the data. However people are still facing problems to use mobile devices because of its security issue. This paper deals with various security issues in mobile computing. It also covers all the basic points which are useful in mobile security issues such as categorisation of security issues, methods or tactics for success in security issues in mobile computing, security frameworks.


Author(s):  
Pouwan Lei ◽  
Jia Jia Wang

The mobile phone industry has experienced an explosive growth in recent years. The emerging markets such as China, India, and Brazil contribute this growth. In China, the number of mobile subscribers has already surpassed the number of fixed landline phone subscribers. In Korea and Japan, there is an explosion of mobile and wireless services. The United States are joining too and there were 207.9 million subscribers in 2005 (CTIA, 2006). Mobile e-commerce (m-commerce) makes business mobility a reality; mobile users could access the Internet at any time, from anywhere with handheld devices or laptop. A 3G enabled smart phone enables you to access a wide range of services anywhere and anytime. For example, you can send and receive e-mail, make cinema and restaurant reservations and pay for them, check real train time, look at digital maps, download music and games, and also browse the Internet. Mobile and wireless services are ranging from mobile communication networks to wireless local area networks. The service provided by mobile communication systems has achieved huge success as mobile and wireless communication technologies are converging at fast speed. We will study mobile and wireless communication in relation to mobile phones. Hence, m-commerce is defined as electronic commerce carried out in handheld devices such as smart phone through mobile and wireless communication network.


Author(s):  
Keri K. Stephens

In this book, the author shows how employees, organizations, and even friends and family are struggling to understand how the expected norms for mobile-communication connectedness function when people are working. Until the early 2000s workplaces provided most of the computers and portable devices that employees used to do their jobs and communicate with others. Now, people bring their own mobile devices to work, use them to circumvent official organizational channels, and create new norms for how communication occurs. Managers and organizations set policies, enforce rules, and create their own workarounds to navigate the ever-changing mobile-communication environment. This book draws on over two decades of research studies and fieldwork, consisting of 150 distinct interviews and focus groups, representing people in over 35 different types of jobs, to claim that people assume mobile communication is a uniform practice. Instead, the book reveals underlying—often hidden—issues of control and power that shape how people are permitted and expected to use mobiles to communicate while working. The stories and extended examples reveal a wide-ranging account of how these portable tools are used across work environments today. The book develops a grounded theory describing the ongoing negotiation for control when people use their personally owned devices while working. These lifelines integrate information, communication, and data, and they connect people in unexpected and often conflicting ways.


2016 ◽  
Vol 7 (4) ◽  
Author(s):  
Idris Luthfi ◽  
Silmi Fauziati ◽  
Eko Nugroho

Abstract. The wide availability of affordable smartphone and tablet in the market leads to the increase of internet access using mobile devices. Some users have started to leave desktop devices and are now using mobile devices. Some decide to use mobile device, some are still using desktop device, while some others are using both. This study aims to analyze the differences in the users’ behaviours when visiting a website in a desktop and mobile version. The aspects of the user behaviour studied are page view/visit, time on site, bounce rate, and registration ratio. The data are taken and saved by Google Analytics and database website which are analyzed by using descriptive statistic and ANOVA. The result shows that the desktop version has high value in those previously mentioned aspects compared to the mobile version. Keywords: User Behaviour, desktop, mobile, analytics.Abstrak. Membanjirnya smartphone dan tablet di pasaran dengan harga terjangkau, mendorong naiknya pengaksesan internet menggunakan mobile device. Sebagian user telah berpindah dari pengguna desktop device menjadi pengguna mobile device. Sebagian masih tetap menggunakan desktop device, dan sebagian lagi menggunakan keduanya. Tujuan dari penelitian ini adalah mengembangkan website multi-screen danmenganalisis perbedaan user behaviour ketika mengunjungi website versi desktop dan versi mobile. Adapun user behaviour yang diteliti adalah: pageview/visit (banyaknya halaman yang dibuka user tiap berkunjung), time on site (durasi kunjungan user), bounce rate (rasio user yang hanya membuka satu halaman kemudian meninggalkan website), dan registration ratio (rasio user yang bersedia mendaftar). Data diambil dan disimpan oleh Google Analytic dan database internal website, yang kemudian dianalisis menggunakan statistik deskriptif dan ANOVA. Hasilnya menunjukkan bahwa semua jenis user behaviour website versi desktop dan versi mobile yang diteliti mempunyai perbedaan yang signifikan.Kata Kunci: User behaviour, desktop, mobile, analytics.


2017 ◽  
Vol 7 (1.1) ◽  
pp. 554
Author(s):  
P Pardhasaradhi ◽  
B T.P. Madhav ◽  
D Rajendra Kamal ◽  
M Chinna Somaiah ◽  
Ch Gayathri ◽  
...  

Antennas with reconfigurable functionality is the mostly preferred one in the antennas field. In such scenario, a work is presented in this article proposing a frequency reconfigurable antenna with a compact PIFA kind of structure. The antenna structure has the folded radiating structure and embedded with some lumped resistance and distributed capacitance, inductance for providing the impedance matching across desired bands for wireless communication. Further, the switching elements (PIN diodes-BAR64-02V) are inserted in the gap between the long-meandered line structure for attaining the switchable characteristics among single band (0.68-0.98 GHz), dual band (0.70 – 0.96 GHz, 2.26 - 2.65 GHz), and triple band (0.69 - 0.99 GHz, 1.89 - 2.78 GHz, 3.64 – 4.1 GHz) respectively. The impedance bandwidth is considered according to S11 < -6 dB criteria for the mobile communication applications. The proposed antenna is suitable for smartphone, laptop and portable devices with GSM/PCS/WCDMA/UMTS/LTE communication applications.


2013 ◽  
Vol 1 (1) ◽  
pp. 134-140 ◽  
Author(s):  
Naomi S. Baron

With the growth of mobile communication technologies, we increasingly use portable devices to produce and read text that previously existed in hardcopy or on stationary screens. Voice recognition software now enables us to speak rather than write, potentially shifting the current dominance of texting over voice calls on mobile phones. This article describes contemporary studies of language use on mobile technologies and poses research questions for new investigations.


2014 ◽  
Author(s):  
Elizabeth C. Katz ◽  
David R. Earnest ◽  
Chris Lewis

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