(AUTONOMOUS)
Shamshabad – 501 218, Hyderabad
DEPARTMENT OF INFORMATION TECHNOLOGY
MOBILE APPLICATION
DEVELOPMENT
Compiled By
B.Ravinder Goud
Asst.Professor-IT
Dr.M.Gopichand
HOD-IT
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,Course Code: A3611
UNIT - I (10 Lectures)
A brief history of Mobile, Types of mobile phone generations, The Mobile Ecosystem, Types of
Mobile Applications, Mobile Information Architecture
Android Versions, Features of Android, Android Architecture, Installing Android SDK Tools,
Configuring Android in Eclipse IDE, Android Development Tools (ADT), Creating Android
Virtual Devices (AVD)
A brief history of Mobile
Mobile devices are no longer simple voice communication devices. They have become a
medium to create voice, music, text, video, and image communications. Importantly, these
various interactions can be created and shared on demand by the mobile user. In addition to
communication methods, mobile devices are also a tool used to access the Internet, view
television and movies, interact with GPS (Global Positioning System), play games, and read
and respond to barcode and augmented reality messages. The reach and functionality of
mobile devices depends on their underlying network infrastructure and the capabilities of the
mobile device or handset.
A mobile phone is a portable telephone that can make and receive calls over a radio
frequency carrier while the user is moving within a telephone service area. The radio
frequency link establishes a connection to the switching systems of a mobile phone operator,
which provides access to the Public Switched Telephone Network (PSTN). Most modern
mobile telephone services use cellular network architecture, and therefore mobile telephones
are often also called cellular telephones or cell phones. In addition to telephony, 2000s-era
mobile phones support a variety of other services, such as text messaging, MMS, email,
Internet access, short-range wireless communications (infrared, Bluetooth), business
applications, gaming, and digital photography. Mobile phones which offer these and more
general computing capabilities are referred to as smart phones.
The first handheld mobile phone was demonstrated by John F. Mitchell and Martin
Cooper of Motorola in 1973, using a handset weighing c. 4.4 lbs (2 kg). In 1983, the DynaTAC
8000x was the first commercially available handheld mobile phone.
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,Mobile Technology Networks and Infrastructure
Every mobile phone vendors/proprietary platforms like Android, Apple iPhone OS,
RIM Blackberry OS, Bada OS, Symbian OS provide their own SDK (Software Development Kit)
to the developer. Developers can create applications using this kit. Developers are also
provided a space/place/market where they can publish their creations to the world.
Martin Cooper of Motorola made the first publicized handheld mobile phone call on a
prototype DynaTAC model on April 4, 1973.
A handheld mobile radio telephone service was envisioned in the early stages of radio
engineering. In 1917, Finnish inventor Eric Tigerstedt filed a patent for a "pocket-size folding
telephone with a very thin carbon microphone". Early predecessors of cellular phones
included analog radio communications from ships and trains. The Motorola DynaTAC 8000X.
First commercially available handheld cellular mobile phone, 1984. The first handheld mobile
cell phone was demonstrated by Motorola in 1973. The first commercial automated cellular
network was launched in Japan by Nippon Telegraph and Telephone in 1979.
Types of mobile phone generations
First-generation (1G) systems could support far more simultaneous calls, but still used analog
technology. In 1991, the second-generation (2G) digital cellular technology was launched in
Finland by Radiolinja on the GSM standard.
Ten years later, in 2001, the third generation (3G) was launched in Japan by NTT
DoCoMo on the WCDMA standard. This was followed by 3.5G, 3G+ or turbo 3G enhancements
based on the High Speed Packet Access (HSPA) family, allowing UMTS networks to have
higher data transfer speeds and capacity.
By 2009, it had become clear that, at some point, 3G networks would be overwhelmed
by the growth of bandwidth-intensive applications, such as streaming media. Consequently,
the industry began looking to data-optimized fourth-generation technologies, with the
promise of speed improvements up to ten-fold over existing 3G technologies. The first two
commercially available technologies billed as 4G were the WiMAX standard, offered in North
America by Sprint, and the LTE standard, first offered in Scandinavia by TeliaSonera.
MTS was used in North America until the 1980s, despite AT&T’s introduction of the
aptly-named Improves Mobile Telephone Service (IMTS) in 1965. The new service introduced
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, user dialing, removed the need for operator forwarding and used additional radio channels
which increased the number of possible subscribers and calls, as well as area coverage.
In 1960 the world’s first fully automated mobile telephone was introduced in Sweden.
The system allowed for automated connection from a rotary handset (that’s the circular
dialing knob to me and you) mounted within a car, but required an operator to forward calls.
The system was known as Mobile Telephone system A (MTA) and was replaced by MTB two
years later.
Dr Martin Cooper, a Motorola researcher and executive made the first phone call from a
handheld mobile phone on April 3, 1973.
Analog Cellular Networks or “1G”
The first generation of cellular networks paved the way to the networks we know and use
today. Use of multiple cell tower sites, each connected through a network, allowed users to
travel and even switch cell towers during a call. It was a revolution built on existing, analog
technology with the first being built in Chicago in 1977.
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