workers relied on their portable computers in order to access and process data
on the road
of wireless modems has enabled them to travel and allow them to access to
professionals to use the phone book and calendar while working out of office
and stay in contact via email.
Used to access
mission-critical data – contracts, technical descriptions, small database and
graphics etc at anytime & anywhere.
control the delivery of goods, update work assignment, submit orders, even
billing info while on road.
already depends on a wide range of computerized devices,
professional learn about new methods and how to use them
laboratory results and surgical reports as well as ordering processes and
physician directory look ups can be improved
respect to security, integrity of data and privacy assured though hardware,
and system design.
and clinical data must be exchangeable and accessible whenever needed but with
healthcare systems are now using smart cards for patients and professionals.
1. Use of barcodes has
revolutionized processes in many industries.
2. Provide fast and accurate
identification of goods during transportation.
3. Barcodes on all products.
4. One dimensional barcode –
encodes only few characters.
5. Two dimensional barcode – several hundreds of characters of information to be stored..
6. Allows tracking of goods – eg-
7. Tags are cheaper attached to each luggage and detected at certain points on the journey – enables airline to track individual pieces of luggage from check-in to baggage claim.
Car Information System:
manufacturers are very interested in using pervasive computing technology.
Nowadays cars are equipped with more than 30 microprocessors. To connect the
car with outside world, OGSI (open Service Gateway Initiative) is an industry
group which defines features such as downloading software, application
lifecycle management and gateway circuitry etc, which is implemented in JAVA,
Email Access via WAP and Voice: