vertual_keybord

ASeminar

OnVirtual Keyboard

Introduction

• VKB has no physical support• Virtual Keyboard for traditional sized

keyboards• Used when our Normal Keyboards

fails• VKB also used for finger tracking• VKB also known as ZERO FORM

FACTOR INTERFACE

An On-screen Keyboard

• Powerful tool• Type right away• Use different Templates• Used to send messages to windows• Float on desktop• Used for urgent texts

Virtual Keyboard v/s Virtual Keyboard

Virtual Keyboard v/s Virtual Keyboard

• Different Layouts

• Mobility

• Red Laser Diode v/s IR Diode

• Different size and shape

Applications

• Easy-to-use• Novel interaction metaphors• Combination instead of exclusion

• Formal Evaluation• Combination with real objects

Types

• Virtual Laser KeyboardoUses infrared and Laser TechnologyoOn any flat surface

• Bluetooth VKBoStand-alone accessoryoCan be connected through

BluetoothoFull Connectivity

Virtual Laser Keyboard

Virtual Laser Keyboard

• It uses the power of Laser• Detection at receiver• Provides QWERTY Keyboard• Convenient to use• No mechanical movements• Self-contained rechageable Battery• Internal Power supply

Virtual Laser Keyboard Features

• Easily typing e-mails and messages• Can be used with PDA’s , and other

devices• It studies the finger movements• Uses Flash Laser diodes• In size of a small cellular

phone(90*34*24mm)• Disappears completely when not in use

Bluetooth VKB

Bluetooth VKB internally

Bluetooth VKB

• Before using your virtual Keyboard

oEnsure that you remove all protection materials including protection sheet or laser windows

oIt needs charging for 2 hrs

Switching On

General Handling Instruction

• Micro-switch• The device is equipped with a micro-

switch which disables the Virtual Keyboard lasers when the device is picked up. This is a safety measure.

• Do not attempt to override this micro-switch.

General Maintenance

• Avoid touching the keyboard sensing receiver window.

• Never touch the keyboard projection element.

• Avoid exposing the keyboard to moisture or extreme temperatures.

• Do not disassemble or try to touch the inside of the device.

• Do not attempt to charge the device with a different charger than the one provided by VKB.

• If the windows become dirty, clean only with a soft, lint free dry cloth.

• Do not use any solvents or cleaners.

Where Can we use It?!

• · Personal Digital Assistants (PDA's)• · Cellular Telephones• · Laptops (MAC compatible)• · Tablet PCs• · Space saving Computers• · Clean Rooms• · Industrial Environments• · Test Equipment• · Medical Environments

Troubleshooting

• Problem My keyboard is connected, butlittle or no keys are beingdetected• Possible cause

The detection sensitivity is too low. • Corrective action

Raise the detection sensitivity setting and try again.

• ProblemWhen typing, multiple and/orerroneous keys are displayed inaddition to those I have pressed.• Possible cause

The detection sensitivity setting is too high. • Corrective action

Lower the detection sensitivity setting and try again.

• ProblemMy computer doesn’t accept the authentication of my keyboardwhile pairing• Possible cause

Device is not entering matched passkey torequest authentication check• Corrective action

Re-start pair device to re-enter the matched passkey.

• ProblemMy keyboard is turned on but noimage appears.

Possible causeDevice is not charged Corrective actionCharge device

Possible causeDevice is overheated Corrective actionMove device to a cooler location and wait a few minutes

• ProblemAfter first connection keyboarddoes not re-connect.

Possible causeYour PC is not setup to accept incomingconnections.

• Problem“Bluetooth” does not appear asoption in Connections list• Possible cause

Your Windows PC does not have Bluetooth orit has not been activated.• Corrective action

Install or turn on Bluetooth on your PC

QUERIES ??