ASSIGNMENT 1

OPEARTING SYSTEMS( PALM OS )

Nousheen Shaikh - 60066965

Salwa Buksh - 60067463

WHAT IS PALM OS?

It is a mobile operating system. Its been used in smart phones, wrist watches,

handheld game consoles, GPS devices etc. Provides a software platform for any handheld

PDAs made by Palm Inc. Designed to fit palm size device of specific size

and specific display size. It uses TCP/IP network access.

BACK TO THE 90’S

Developed by Jeff Hawkins at Palm Computing Inc.

Designed in 1996 Six versions were designed:

1. Palm OS 1.0(1996)2. Palm OS 2.0(March 10 1997)3. Palm OS 3.0(March 9 1998) 4. Palm OS 4.0(March 19 2001)5. Palm OS 5(June 2002)6. Palm OS Cobalt (Feb 10 2004)

PALM OS 1.0

Could not differentiate between RAM and file storage system

Supported 160x160 monochrome output display Input generated through Graffiti handwriting

reorganization system or virtual keyboard (optional)

Supported data synchronization to another Pc through its HotSync technology

Features1. Classic PIM applications Address2. Date Book3. Memo Pad4. To Do List5. Calculator6. Security tool

PALM OS 2.0

Added 1. TCP/IP network2. Network Hotsync3. Display backlight support

Features (added)1. Enhanced PIM applications2. Mail3. Expense

PALM OS 3.0

Added 1. Infrared (IrDA)2. Enhanced font support

Released 4 different versions with different features

1. Palm OS 3.1 – minor features like new HotSync support

2. Palm OS 3.2 – Web Clipping support3. Palm OS 3.3 – faster HotSync speed and infrared

hotsyncing4. Palm OS 3.5 – native 8-bit color support, many

convenience features

PALM OS 4.0

Added 1. External file system access (SD card)2. Support USB3. Mobile Internet kit 4. 16 bit color screens and different time zone.5. Many other applications (LED blinking, vibration,

sound)6. UI enhancements

PALM OS 5

Supports ARM(32 bit Advanced RISC Machine) devices

Supports high density 320 x 320 screens with full sound playback and record API

Released 4 versions:1. 5.2 - supports 480x320 resolutions and introduces

a new handwriting input system called Graffiti 2.2. Palm OS 5.3 Simplified Chinese Edition - supports

Simplified Chinese, adds support for QVGA resolutions, and API for virtual Graffiti

3. Palm OS Garnet (5.4) - provides support for multiple screen resolutions, ranging from 160x160 to 480x320, updated Bluetooth libraries.

4. Garnet OS 5.5 – designed mostly for Garnet VM virtual machine.

PALM OS COBALT

embedded modern operating system to an existing operating system

Features embedded1. Multitasking and memory protection2. Modern multimedia and graphic framework3. Security features4. Adjustments of PIM files in order to function

with Ms Outlook.

COMPETITORS

Other competing operating system:1. Android2. Blackberry OS

vs

ANDROID VS. PALM OS

Developed by Google Designing since 2005 Used by Samsung, HTC,

etc Most of the features are

same but since it was designed in 2005 many features like supporting 3D graphics were added.

The market share is around 25.5%

Developed by Palm Inc. Designing since 1996 Used by HP Features are almost the

same but since it began designing from long back many new tech features were not added.

The market share is pretty less.

Android Palm OS

BLACKBERRY OS VS. PALM OS

Developed by RIM (Research In Motion)

Designing since 1999

Used by Blackberry Almost all the

features are same. Market share is

quite high around 14.8%

Developed by Palm Inc.

Designing since 1996 Used by HP All the features are

same

Market share is pretty less

Blackberry OS Palm OS

REFERENCES

http://en.wikipedia.org/wiki/Mobile_operating_system#cite_note-21

http://en.wikipedia.org/wiki/BlackBerry_OS http://en.wikipedia.org/wiki/BlackBerry http://en.wikipedia.org/wiki/Palm_OS http://

searchmobilecomputing.techtarget.com/definition/Palm-OS