personal digital assistants
TRANSCRIPT
03/05/2023
1
Personal Digital Assistants
Submitted to Submitted by Dr.V.Murugan M.Sahaya Pretha Department of computer science M.Phil(CS)and engineering
03/05/2023 2
03/05/2023 3
What is PDA?It is General Purpose Computing Device.It contains set of built in Applications.These are usually PIM Applications.
Personal Information Manager tool.Such as
Calendar Note padAddress book
03/05/2023 4
To-Do ListSpread SheetsGamesCalculatorClock
03/05/2023 5
03/05/2023 6
History of GenerationsFirst Generation
In 1980’s PDA called Organizers.It is only used for calculator, calendars, Phone Book.It is not easy to access because
InconvenientSmallerNo Batteries
03/05/2023 7
Second GenerationIn 1993’s Devices are Smaller, Better Displays, Text Input technologies
User having to enter phone number, address, appointment via tiny keyboard.
These are connected to PC.It also solved the problem of losing the data.
03/05/2023 8
Third GenerationIn 1995’s PDA are small, keyboard less and inbuilt
programmable and stylus touch sensitive screen.The main feature is
User interface Power saving mode.
03/05/2023 9
Device categories
Two categories are available1. Organizers2. Palm Sized Devices3. PMR
03/05/2023 10
1. OrganizersIt has tiny Keyboard, large Display.It similar to PC.Example: Psion Series 3 and 5, Windows CE.
2. Palm- Sized Devices It has touch sensitive displays, no key boards and
hand writing recognition based text input method. Example: Palm, IBM Work Pad.
03/05/2023 11
3. Another Type- PMR Portable multimedia reader and content
player device. It designed to reading or listening to books
in electronic format. It allow mp3-encoding music. Example: Franklin eBook man.
03/05/2023 12
Operating SystemsPDA consist of
HardwareApplicationsOperating Systems
Three main contendersMicrosoft CEPalmSymbian with EPOC
03/05/2023 13
Windows CE This OS used in Several Forms for mobile market
Packet PC’s- with out keyboard i.e., pen driven.Handheld PC’s- clam shell sized with tiny Keyboard.Handheld PC Professional- Smaller than laptop but larger than
handheld PC.Other non- mobile applications- Video game consoles and
set top Digital TV box.
03/05/2023 14
Palm OS
It is stylus Operated devices with touch screen and hand writing developing method.
It working partnership withHandspring IBMQualcore Symbol. It completely developed in the year of 2000.
03/05/2023 15
03/05/2023 16
EPOC- Electronic Piece Of Cheese
It came from epoch. In 1998, Nokia, Ericsson, Motorola, Psion teamed to form a company called Symbian. It originally developed by Psion. Then join some industry leaders. Such as, Sony, Sun, Philips, NTT, DoCoMo. It develop three designs
Digital Handsets Hand Writing recognition Integrated Wireless Communication
03/05/2023 17
Other OS’sBe OSQNX NeutrinoExample of Embedded Linux
Agenda VR3- It connected to the internet.It consist of set of PIM applications.It completely Open Source.
03/05/2023 18
03/05/2023 19
QUESTIONS?
03/05/2023 20