W.I.N.D.

Spell Checking Pen

W.I.N.D MembersDesign Team:

Grisel Del HierroElvia Martin Del Campo

Briselda DuartePerla Gonzalez

Patricia MendozaSmitha Nair

Brenda PrietoCynthia Quiroga

Brenda Villanueva

Mentor: Dr. Patricia Nava

Introduction

MIE WiSE Program:

•To advance the participation of girls and women in the sciences, engineering, and technology in all areas and at all levels

•Each semester, a select group of women are awarded an educational stipend. These women attend monthly activities that enhance their educational experiences and address issues that face women in the fields of science and engineering

•WiSE participants are actively involved in the Expanding Your Horizons Conference

Project Selection

• Innovation workshop• VDC group reviewed all the ideas• Spell checking pen chosen for its

feasibility• Product research (exhaustive search for

similar products)• Project proposal submission to VDC

Leadership Team

Community Involvement

• Idea came from: students, faculty, professionals, and other members of the community

• Benefits to the community• Marketability surveys conducted • Potential manufacturers interested in further developing

the prototype

Block Diagram

H, E, L, L, O

Hello

LCD

SPEAKER

USER

MICROPHONE

Voice Interpretation

Device

Hello

Voice Recognition Device

Voice Extreme by Sensory

• Suite of development tools for building interactive speech applications: password, etc

• Programmable module; high integrated chip

• Speaker Dependent or Independent

• VE-C programming language similar to ANSI-C

Host ProcessorOr PC

(For Programming Only)

Host ProcessorOr PC

(For Programming Only)

RS-232 IF (optional)

RS-232 IF (optional)

VE Interpreter

Code and Data2MB Flash

Code and Data2MB Flash

Voice Extreme

Mic Speaker

Voice Recognition Device (Cont.)

Voice Extreme

Voice Recognition Device (Cont.)

Voice Extreme

LCD Screen

BPI-216 Supertwist 2x16 LCDswith Backpack-Protocol Serial Interface

•4.8 to 5.5Vdc @ 3mA•2400/9600 bps•+5V, GND, serial, GND,+5V•Serial input•RS-232 or inverted TTL

Power Supply

• 9.6 volts•1000-1500 m Amps•Rechargeable•Reverse polarity protection

9.6 V Ni-Cd Battery Pack and Changer

Circuit Implementation

Voltage Regulator 9V- 5V

VE

LCD

9V

Serial VE LCD9V VEGND5V LCD

RS 232 VE Power

Pin Connector

FUSE

On-off switch

Action switch

Actual Implementation

Action switch

LCD

ON/OFF

RS232

Power Supply

VoiceExtreme

External Speaker &

Power Jacks

Acknowledgements

INSTITUTE FORINSTITUTE FORWOMEN AND TECHNOLOGYWOMEN AND TECHNOLOGY

                  

    

                  

    

                  

     

                    

i n v e n t

Questions?Questions?

Voice Chip

• What is the purpose of the chip

• Why is this feature relevant to the project

• Statistics• How complicated is it to

include this feature

The Text to Speech Processor

•What is a text to speech synthesizer?•Processor selected

WTS701 Single-Chip

Text-to-Speech Synthesis Processor

Host Controller

ASCII text data

TEXT SPEECH

Back

Market Survey Results

Back

•Venues: UTEP and Lydia Patterson High School

• Ages: 14 to 40

Questions:1. People with Spelling Problems: Yes – 67%2. People willing to acquire this pen: Yes – 59%3. Places where it would be used: School – 41%

Work – 34%

Home – 24%

Non-profitable Organizations

Back

• United Blood Services• Candlelighters • Project Arriba/Region 19