Bluetooth Remote for PC

8/2/2019 Bluetooth Remote for PC

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Bluetooth Remote for PC

Aby Jacob

2008HZ12317


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Bluetooth is unlicensed and globally available.

Made impacts in different markets, mainly mobiles.

Future expected in Remote Control market

Advantages over standard IR remotes

Bluetooth is non-directional

Two-way communication possible in remotes, making

possible intelligent remotes

PC Remotes presently are dedicated devices with limited

functionality.

Java and Bluetooth enables mobiles are now very

common

Introduction


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Bluetooth(Hardware)

PC & Mobile

2.45 GHz ISM frequency band

RFCOMM Service Discovery Database (SDDB)

J2ME(software)

Java Micro Edition

2 concepts

Configurations (CDC and CLDC)

Profiles( eg:- MIDP) - set of APIs which reside on top of a configuration

Midlet

Technology


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Microsoft Bluetooth Stack

Desktop (PC) Functionalities

Controls

Media Players(Windows, VLC, Winamp) PowerPoint

Browsers( IE, Firefox)

Simulate

Mouse

Keyboard

Utilities

Command Line

Send Message

Methodology


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JSR 82 API

Bluetooth Discovery APIs

APIs for Device Discovery

APIs for Service Discovery

The UUID Class

The SDDB and the ServiceRecord Interface

The DataElement Class

APIs for Device Management

The LocalDevice Class

The RemoteDevice Class

The DeviceClass Class

Bluetooth Communication

Methodology


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Server Connections and Client Connections

Initializing the Bluetooth Application

Dealing with Connections

Setting up a Bluetooth Server

Creating a Service Record

Registering the Service and Waiting for Incoming Connections

Updating the Service Record

Closing the Connection and Removing the Service Record

Discovering Nearby Devices and Services Connecting to a Service

Methodology


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Server (Java) Package remoteserver

RemoteServer.java

main() function in the Server component

Package system Bluetooth.java

Class responsible for enabling the Bluetooth stack in the server

PC/laptop

Package keyboardcontrol

KeyboardControl.java This class takes care of the implementing the virtual key presses

Package mouse

MouseCursor.java

This class is used to keep a track of the mouse cursor

Implementation - Server(I)


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Package mousecontrol

MouseControl.java

This class implements the actions to be taken when data is received

from the client which is in Mouse mode

Package util

SendAppList.java

In the class, basically a XML parser is implemented.

Package gui

RemoteServerGUI.java The UI part of the server is handled by this class

About.java

This class displays the details of the application version and

developers.

Implementation - Server(II)


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Client (J2ME) Package device

Bluetooth.java

Class responsible for enabling the Bluetooth stack in the client

mobile device

Package gui

AppList.java

lists the set of available applications

Helpform.java

Returns the appropriate help text DevList.java

Lists out the server devices found out

MainCanvas.java

Gets an instance of the display unit in the mobile device

Implementation - Client (I)


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MainList.java

Implements RecordStore

ModeList.java

lists down the different modes in the application

SendMessage.java

Takes the message to be send to the server as input from the user

SplashScreen.java

Displays info or error message to user

RunCommand.java Takes the name of the executable to be run in the server

UtilList.java

Lists the options available in Utilities mode (i) Run Command and (ii)

Send Message

Implementation - Client (II)


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Package remoteclient

Remote.java

Main class in the client side implementation

Package util CommandsTable.java

Holds an instance of the list of applications

Implementation - Client (III)


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Server Application(I)

Waiting for client to connect Once client is connected


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Server Application(II)

Once a client is disconnected, waiting

from new connection

Help Menu


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Server Application(III)

Help Page 1 Help Page 2


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Client Application (I)

Server SearchingMain Screen Choose Mode


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Client Application(II)

Mouse Mode HelpMouse Mode Keyboard Mode Help


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Client Application(III)

Select ApplicationApplication ModeHelp Media Player


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Client Application(IV)

PowerPointFirefox Utilities


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Client Application(V)

Application Opened in ServerCommand Screen


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Client Application(VI)

Message in ServerMessage Screen


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Bluetooth Remote for PC implemented Controls

Media Players(Windows, VLC, Winamp)

PowerPoint

Browsers( IE, Firefox)

Simulate Mouse

Keyboard

Utilities

Command Line

Send Message

Application List & Shortcuts are customisable.

Can be enhanced for greater usability in touch phones.

Summary

Bluetooth Remote for PC

Documents

Transcript of Bluetooth Remote for PC