Most definitions found in this glossary are adapted with permission from this text book:
Maheu, M., Whitten, P., & Allen, A. (2001). eHealth, Telehealth & Telemedicine: A Guide to Startup and Success. New York: Jossey-Bass.
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Any externally connected device attached to a videoconferencing or telemonitoring system to augment its communication or medical capabilities. Examples include electronic stethoscopes, otoscopes, ophthalmoscopes, dermascopes, graphic stands, and scanners.
Pip stands for "Picture-in-a-picture" and allows you to see yourself in a small screen while having contact with your client. This allows you to see how you appear to whomever you are addressing. If you see half your face, just your armpit, or another person in your room -- this is exactly what your client sees when she speaks with you.
The smallest and most fundamental picture element of a digital image. The greater the number of pixels in an image, the higher its resolution.
Describing the transfer of data from one computer to another.
Point-to-point Video Conference
Point-to-point video conference is a term used by ITU-T in the H.323 standard, and is in fact a basic point-to-point video call. Since per definition every call in H.323 is a conference call, the term 'point-to-point conference call' was coined.
A Web site that is intended to be the first one people see when using the Web. A portal typically has a catalogue of Web sites, a search engine, or both, and may also offer e-mail and other services to entice people to use that site as their main "point of entry" to the Web.
Plain old telephone service. The analog public switched telephone network used throughout the world, capable of voice and data transmission at up to 56 Kbps.
A system of guidelines and procedures, applying to both hardware and software, that controls communication between computer devices. Protocols are primarily concerned with three aspects of the communication process: how data are symbolized and coded, how data are transmitted, and how errors and failures are recognized and corrected.