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Mobile Computing

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Danuvasin Charoen

on 2 March 2016

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Transcript of Mobile Computing

Wireless WAN, LAN, MAN, and PAN
Mobile Applications/Business Model
Internet of Things

Mobile Computing
Wireless WAN
Wireless MAN
Wireless LAN (Wi-Fi)
Wireless PAN
Category of Mobile Computing
Telecommunication Industry

Analog Based
Used between 1980-1990
Have several limitations such as low quality of voice, signal and large size
Provide only voice service. No data service provided
Generations of Cellular Network
Mobile Computing
Assoc.Prof. Danuvasin Charoen, Ph.D.

First laptop invented by Alan Kay in 1968
First PDA introduced in 1983
Mobile Computing Today
Develop in 1990 and still in use
Using Digital Signal
The second generation of digital wireless technology; accommodates voice and text
Provide Data services such as SMS (Short Message Service)
An interim wireless technology that can accommodate voice, text, and limited graphics
Utilize GPRS and EDGE
bandwidth up to 384 Kbps
2G competing standard

Global System for Mobile Communication (GSM)
Code Division Multiple Access (CDMA)
The third generation of digital wireless technology; supports rich media such as video
Support Packet Switching Network
High Speed data transfer
Standards include: UMTS (WCDMA) and CDMA 2000
Technology provide faster display of multimedia
IP Based
Provide bandwidth from hundred bits per second to a gigabit per second
support multimedia file transfer and HDTV
using Long Term Evolution (LTE) standard and WiMax
already implemented in USA, Japan, and some EU countries
Summary of the Standards
Mobile Commerce
Mobile Platforms

E-Commerce or E-Business done in a wireless environment, especially via the Internet.
Refers to any form of commerce that involves the access of the Internet via a mobile device, such as a cell phone or a PDA.
M-Commerce are concentrated in three major areas- retail shopping, advertising, and providing content for a fee via portals.
L-commerce refers to the delivery of advertisements, products, or services to customers whose location is known at a given time.
Internet of Things
Internet of business process
Internet of people
Internet of Things
Internet of Things
Smart Devices
Smart Homes
Smart Car
Evolutions of Phones
Mobile Usage in Thailand
Augmented Reality
Near Field Communication
Apple Pay

1 Gbit/s to be offered, simultaneously to tens of workers on the same office floor.
Up to Several 100,000's simultaneous connections to be supported for massive sensor deployments.
Spectral efficiency should be significantly enhanced compared to 4G.
Coverage should be improved
Signaling efficiency enhanced.

Mobile Usage (Forester Research)
How Big is m-Commerce?
What are shoppers doing differences on other devices?
How much of the problem is mobile conversation?
What is important to know about retail apps?
QR Code
How much retailers invest in mobile?
Full transcript