Video Conferencing

Post on 13-Jan-2015

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Done by: Bader ALWardi

68709Abdullah ALKaabi

68713

At the end of this class, you will be able to:

Define video conferencing.

Identify the objectives of using video conferencing.

Identify benefits and limitations of video conferencing.

Recognize how video conferencing facilitate learning.

Identify concerns about video conferencing.

Recognize some examples of video conferencing.

Definition of VC:

There are many definitions for Video Conferencing:

a set of interactive telecommunication technologies which allow two or more locations to interact via two-way video and audio transmissions simultaneously.

Definition of VC: Video Conferencing is using a

computer, video camera, and network such as the Internet, to conduct a live conference between two or more people.

Video conferencing in its most basic form is the transmission of image (video) and speech (audio) back and forth between two or more physically separate locations.

Objectives of VC:

Using Video Conferencing in DE can: assist teacher to deliver high quality of teaching and

learning. opens up possibilities for collaborative teaching and

learning to make best use of resources. provide “live” support for students at remote sites. give access to expertise not available within the institution.

Benefits of VC:

Collaboration with schools where the pupils come from different cultures leads to the development of multicultural relationships and understanding.

Can provide access to at-risk or special needs students. Provides additional access to students at remote sites.

Benefits of VC:

Faculty and staff needs can be met more quickly through just-in-time training.

provide students with opportunities to work with their peers from other institutions and countries.

Limitations of VC:

Technical difficulties associated with smooth transmissions that could result from software, hardware or network failure.

Absence of technical support personnel for participants who are unfamiliar with videoconferencing.

Lack of personal interaction. High costs for videoconferencing and broadcasting video. Security issues.

VC support Learning:

Enhanced motivation Improved communication and presentation skills Increased connection with outside resources Effective learning environments Expanded teaching capabilities Links to people from different social, cultural, and

economic backgrounds 

Types & Examples of VC:

There are three main types of videoconference: Desktop conferencing using the Internet (IP) network. ISDN conferencing using special digital telephone lines. ATM conferencing as in the Scottish MAN

(Metropolitan Area Networks).

Types & Examples of VC 1- Desktop conferencing using the Internet (IP)

network: This system uses the Internet to link desktop computers running videoconferencing programms. Advantages:-It is cheap: You need any PC, an Internet link, cheap video camera and microphone.- It is accessible: you can videoconference from your own desk at any time.

Types & Examples of VC 1- Desktop conferencing using the Internet (IP)

network: Disadvantages:-Sound and picture are very poor quality.-You are dependent on an Internet connection which can be very slow.- It is not suitable for medium or large groups of people to use gathered round a PC.

Concerns of Video Conferening

Titles: Video Conferencing in the Field: A Heuristic Processing Model

Authors: Carlos Ferran & Stephanie WattsPublisher:

Management Science, vol. 54, no. 9This research uses dual-process cognitive theory to describe

how people process information differently when it is delivered via videoconference rather than when it is delivered face-to-face.

Features of VC:

Time of interaction

Synchronous

Asynchronous

Type of interaction

Student-student

Student-teacher

Student-content

Student-machine

Learning styleGroup-based

Self-based learning

Flexibility

Anytime

Anyplace

Ease of access/use

Speed

Development

Feedback

Delivery

InstructionStand-alone medium

Multimedia support

Cost

Resources:

http://en.wikipedia.org/wiki/Videoconferencing

http://uidaho.edu/eo/dist10.html

http://www.d261.k12.id.us/VCing/intro.htm