Selective Filtering Ear Plug By Dr. Abdelhafid Bouhraoua Inventor

Noise is everywhere … Construction City Construction

Sleep is Needed Can’t Sleep ? Too much noise

Total Isolation Use Ear Plugs

Total Isolation Advantage – Sleep Well Inconvenient – Cannot hear important sounds Adhan Baby Cry Telephone ring Alarm Clock

What to use ? ?

Use Selective Filtering Ear Plugs

Selective Filtering Principle Filter All the noise except authorized noise

Principle Miniature Speaker Electronics + RF Antenna + Battery Common “Total Isolation” Ear Plug RF Antenna to transmit Recognized Sounds to Ear Plug DSP-based sound Analysis device Microphone to listen to environment

How does it work ? 1.Pre-record soundtracks that the user authorizes –Adhan, baby cry, telephone ring, etc …

1.Pre-record soundtracks that the user authorizes –Adhan, baby cry, telephone ring, etc … 2.The listening device continuously records all the noise How does it work ?

1.Pre-record soundtracks that the user authorizes –Adhan, baby cry, telephone ring, etc … 2.The listening device continuously records all the noise 3.Continuously compare any listened noise to the stored authorized sounds How does it work ?

1.Pre-record soundtracks that the user authorizes –Adhan, baby cry, telephone ring, etc … 2.The listening device continuously records all the noise 3.Continuously compare any listened noise to the stored authorized sounds 4.In case of a match send the soundtrack to the ear plug How does it work ?

1.Pre-record soundtracks that the user authorizes –Adhan, baby cry, telephone ring, etc … 2.The listening device continuously records all the noise 3.Continuously compare any listened noise to the stored authorized sounds 4.In case of a match send the soundtrack to the ear plug 5.The ear plug electronics will playback The sound to wake-up the user. How does it work ?

Feasibility Need Signal Processing Expertise: Professor AlShafeii CCSE Dept. Need Wireless technology: Available short range wireless transceivers (inexpensive) Need means to record sounds: The PC has high sound recording capabilities Need Ear Plugs: Widely available

Next !!! Never Have To Do This Again !!!

Contact Info Dr. Abdelhafid Bouhraoua Faculty – CCSE/COE Phone #