Visual display - Sample Essay

The phone only weighs slightly more than most conventional phones at 125g and is roughly the same size. A lot of effort has been given to creating an easy to use audio based phone book, which holds up to 250 entries; each entry contains name, address, home phone, mobile phone, office phone and email address. The mobile phone allows you to receive short message service messages and unstructured supplementary data. The internal 1500 mAh Li-Ion battery allow up to 8 hours talk time or 200 hours standby time and it only takes 3 hours to completely recharge.

How does he use it? Mr Glassey uses this mobile phone to call and text his friends and family for all manner of reasons, for example, to arrange a drink after work or just for a chat. He also uses the phone to store numbers for later use. Why does he use it? Mr Glassey uses this mobile phone because it is a practical solution to his disability. It has a good balance between cost and functionality, not usually found in devices for the blind.

He uses the phone because its’ operating system has been excellently designed to allowing him to easily navigate through the various options and menu without a visual display. Mr Glassey also uses this phone because of the head set capabilities. What are his needs? Mr Glassey does not need a phone full of features he needs an easy to use device that allow him to call and text his friends and family. Mr Glassey needs are: Make and receive calls  Send and receive text messages (SMS)  Store numbers of friends and family.

Head Set Capability  Vibrate Alert How does it meet his needs? Like most mobile phones on the market this one can send and receive calls and texts, this fulfils two of Mr Glasseys’ needs. This phone is head set capable allowing him to operate it hands free. This phone has a vibrate alert that notifies him, silently of incoming calls and received messages. Evaluation This device is very effective at fulfilling his needs, it allows Mr Glassey to socialize with his friends and family and it meets all the needs he has for a mobile phone.

This device is the leader in mobiles for the blind and its’ functionality reflects that. If Mr Glassey wanted an alterative device he could use the MPO by ALVA which is the first mobile phone and PDA for the blind. This device would offer Mr Glassey much higher functionality due to the 18 cell Braille Keyboard, the only downside its the high cost of the device. Personal At Home – Mobile Technology How does it work? This Personal Data Assistant or PDA, the BrailleNote PK is specially designed for the blind or visual impaired.

This PDA offers most features found on standard PDAs these features include, Bluetooth allows the device to connect to other wireless Bluetooth devices for example, cells phones, wireless keyboard and perform ActiveSync with a Personal Computer. If a computer does not have Bluetooth capability a USB connection can be made between a personal computer and BrailleNote PK for ActiveSync. The BrailleNote PK is WiFi compatible and can be used for high speed surfing over wireless network at wireless hotspots or over a secure wireless networks when a wireless card is inserted.

HumanWare (the creators of the BrailleNote PK) supplies their own internet browser based on Microsofts’ Internet Explorer (version six) named KeyWeb with the BrailleNote PK. KeyWeb is customized to meet the needs of the blind; taking visually orientated web pages and translating it into a user-friendly speech and Braille format. Whilst working the user has the option to use the Enhanced KeySoft media player to listen to music, in stereo; separate speech synthesis and music volume controls allow the user to set the balance between the two.

The BrailleNote PK has an eighteen cell Braille display that displays text, for reading web pages, reading a document or reading messages; thumb navigation can be set by line, sentence or paragraph. The device uses the chord system for typing, eight keys pressed in different combinations to create letters and symbols in other words, grade 2 Braille. The BrailleNote PK uses state-of-art speech synthesis software making it easier to use the device. The device has specially designed context sensitive help and indexed user guides.

Operating in speech mode only, the BrailleNote PK can run for 20 hours on its batteries. This PDA word processing application that creates, edits and stores documents in Braille or in a range of mainstream formats, for example, Microsoft Word; the application also supports direct printing through a serial port and can convert Braille to text or vice versa. Other applications on this device include a POP3 E-mail service, Daily Planner, Address List, Book Reader (for reading e-books), scientific calculator and the option for a visual display. How does he use it?

Mr Glassey use the BrailleNote PKs’ daily planner to plan and store important dates like birthdays/anniversaries of friends and family and to plan holidays and other personal events. He uses the Book Reader to listen to books he would otherwise have to buy in Braille or buy audio cassettes. He uses the word processing application to write lyrics for his musical work before having them recorded at a local studio. He uses the Internet Brower to view websites for entertainment in his spare time. Mr Glassey also uses the BrailleNote PK to listen to music, either his music or another artiste’s music.

Why does he use it? Mr Glassey uses BrailleNote PK for its excellent features, for example the eighteen cell Braille Keypad allowing him to quickly read information from the device; something which audio based PDAs for the blind don’t allow. He uses it for the text to Braille converter allowing him to read much which could not be read before. He uses this device because of the powerful KeyWeb internet browser which it comes supplied with it. What are his needs? Mr Glassey needs a PDA that allows him to organise his personal life and entertain him in his spare time.