en mobile multimedia comm

8/6/2019 En Mobile Multimedia Comm

1/14

[1/14]

Seminar Presentation

on

MOBILE MULTIMEDIA COMMUNICATION

Presented By:

PRIYATANAYA SUKLA REGD. NO.-0601229102


2/14

[2/14]

Concept:

Mobile multimedia is defined as a set of protocols

and standards for multimedia information exchange

over wireless networks.

. Mobile multimedia is one of the mainstream systems

for the next generation mobile communications,featuring large voice capacity, multimedia applications

and high-speed mobile data services.


3/14

[3/14]

Cellular Evolution


4/14

[4/14]

Multimedia Data Communication

Representing information as a combination of text, data,graphics, animation, images, sound, speech and still or

moving video.


5/14

[5/14]

Mobile Multimedia BasicsMobility is one of the key drivers of mobile multimedia

User mobility: The user is forced to move from one location to

location during fulfilling his activities.

Device mobility: User activities require a device to fulfill his

needs regardless of the location in a mobile

environment.

Service mobility: The service itself is mobile and can be used in

different systems and move seamlessly among

those systems.


6/14

[6/14]

Purpose Of Mobile Multimedia

Delivering multimedia content to the right place at

the right time.

Technical Drivers:

Miniaturization

Radio Networks

Business Drivers:

Market evolution

Service Evolution


7/14

[7/14]

Enabling TechnologiesWireless Wide Area Networks:

WCDMA: WCDMA took place in 2001 and 2002

starting in Japan. Data rates of up to 384

kbps for wide area coverage are provided.

CDMA 2000: Available in two forms, 1x and 3x.

1x uses 1.25Mhz bandwidth, supports 600Kbps.

3x uses 3.75Mhz bandwidth, supports 2Mbps.

DECT: Digital Enhanced Cordless Telecommunications

is a common standard for cordless personal

telephony.


8/14

[8/14]

Wireless Personal Area Networks:

IrDA: Infrared Data association.

IrDA protocols have IrDA DATA for data delivery

and IrDACONTROL for sending the controlinformation.

HomeRF: HomeRF is a subset of the International

Telecommunication Union (ITU).

Bluetooth: Bluetooth is a high-speed, low-power microwave

wireless link technology used to connect mobile

phones, laptops, etc.

Enabling Technologies Contd..


9/14

[9/14]

Mobile Multimedia ServicesClassification Of Services

Aims to combine the Internet, telephones, and broadcast

media into a single device.

Voice: Voice mail, email through computerized voice

recognition.

Messaging: It is not the text only messaging service as in 2Gbut also supports E-Mail attachments.

Switched Data: This includes faxing and dialup access to

corporate networks or the Internet.


10/14

[10/14]

Mobile Multimedia Services Contd..

Medium Multimedia: Web Surfing, games etc.

High Multimedia: Used for very high-speed Internet access,

and also for high definition video and

CD-quality audio.

InteractiveHigh Multimedia: Can be used for fairly high-quality

videoconferencing or videophones, and

for tele presence.


11/14

[11/14]

Managing Safety By MMC

Benefits of mobile multimedia communication depend on the

Following characteristics:

the tasks (e.g. complexity, criticality).

available tools (equipment, information systems).

the users (knowledge and education, work experience, skills).

the working environment (organizational rules, aims, relations)


12/14

[12/14]

Managing Safety By MMC


13/14

[13/14]

Conclusion

Mobile communications are evolving fast. While data rate is

growing, different services are being integrated and multimediabased services are shown to be the next step to be taken.


14/14

[14/14]

Thank You!!!

en mobile multimedia comm

Documents