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Презентация на тему Computers for the disabled

Computers have taken a dominant role in our society so most new jobs require access to computers and the Internet. But what happens if a person is blind, deaf or motor-disabled?
Computers for the disabled Computers have taken a dominant role in our society so most new To work effectively, most disabled users need to have their computers adapted with technologies. ,screen magnifiersThis type of software can enlarge text and images appearing on optical Character RecognitionOCR uses a flatbed scanner and specialized OCR software to TextphoneTextphones allow the deaf to type and read phone conversations. They can Motor-impaired workers unable to type on a standard keyboard can employ on-screen keyboards In an eyegaze system, the keys on the virtual keyboard are activated A pneumatic switch - known as a sip and puff- allows someone Thank you for attention
Слайды презентации

Слайд 2 Computers have taken a dominant role in our

Computers have taken a dominant role in our society so most

society so most new jobs require access to computers

and the Internet. But what happens if a person is blind, deaf or motor-disabled?

Слайд 3 To work effectively, most disabled users need

To work effectively, most disabled users need to have their computers adapted with technologies.

to have their computers adapted with technologies.


Слайд 4 ,
screen magnifiers
This type of software can enlarge text

,screen magnifiersThis type of software can enlarge text and images appearing

and images appearing on the screen by up to

16 times.

Слайд 5 optical Character Recognition
OCR uses a flatbed scanner and

optical Character RecognitionOCR uses a flatbed scanner and specialized OCR software

specialized OCR software to read printed material and send

the text to the computer. The PC can then produce a copy of the text in Braille, a magnified copy, or a version that can be read aloud by a speech synthesis system.

Слайд 6 Textphone
Textphones allow the deaf to type and read

TextphoneTextphones allow the deaf to type and read phone conversations. They

phone conversations. They can be used in combination with

relay services, where an operator says what the text user types, and types what a voice phone user says.

Слайд 7 Motor-impaired workers unable to type on a standard

Motor-impaired workers unable to type on a standard keyboard can employ on-screen keyboards

keyboard can employ on-screen keyboards


Слайд 8 In an eyegaze system, the keys on the

In an eyegaze system, the keys on the virtual keyboard are

virtual keyboard are activated by the user's eyes when

they pause on a key for two or three seconds.

Слайд 9 A pneumatic switch - known as a sip

A pneumatic switch - known as a sip and puff- allows

and puff
- allows someone with quadriplegia to control the

PC by puffing and sipping air through a pneumatic tube.

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