Transcript Technical Specifications

LUMEN ALARM &
LIGHTING SYSTEM
Artem Aginskiy, Grayson Carr, Yinuo James Chen,
Andrew McDowell
Our Product




Manual, automatic control of lights
Automatically control lights according to room occupancy,
programmed alarms
Energy efficient
Cost: $300 for control panel, $213 for light bulb
Design

Two components
 Control
panel module
 Backlit
LCD, pushbuttons, speaker, occupancy sensor
 Alarm clock functionality
 Standard electrical outlet
 Light
modules
 Standard

light sockets
Wireless communication
Problems

LED power supply is too long
 Solution:

UART not working correctly between PIC
microcontroller and ZigBee antenna
 Solution:

Cut it in half
Set PIC’s low voltage programming OFF
LEDs overheat
 Solution:
Use better heat sink or run LEDs at < 200mA
Technical Specifications

Control Panel Unit:
Functions as Alarm Clock
 Consumes low power (< 5W)


Light Bulb Unit:
Uses at least four high power LEDS
 Reduces power consumption through switching power
supplies (<15W)
 Dims LEDs through PWM (0 to 1.5W)

Control Panel Unit Block Diagram
Light Bulb Unit Block Diagram
Current Progress
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Completed:
 LCD,
ZigBee, PIR sensor, PIC microcontroller attached to
the control panel
 Wireless implementation is currently being tested

In progress:
 Real
time clock, internal battery, speaker, pushbuttons
not attached to control panel
 Control panel firmware has not been programmed yet
Schedule, Tasks, and Milestones

3 Main Sections
Panel: April 14th
 LED Lighting: March 31th
 Wireless Implementation: April 14th
 Control


Sections done in parallel
Printed circuit board (optional)
Project Demonstration

Wireless syncing
 Automatic

LED light bulbs
 Proper

control panel and LED syncing
wiring and voltage/current regulation
Complete LuMen Lighting System
 Manual
dimming control
 Alarm setup
 PIR Module turn on/off procedure
Market Analysis

Other products
 Simple:
Insteon’s SwitchLinc Dimmer - $49.99
 Remote
controlled dimming
 Complex:
 Remote

Leviton Deluxe Wall Controller - $445.99
control of lighting and appliances
Our product
 Easy:
consumer friendly installation
 Focused: accomplishes specific tasks effectively
 Alarm feature
Cost Analysis

Prototyping
 Parts:
$301
 Equipment: $67.7

Final Prototype
 Control
 Can
 Light
be reduced by mass production
bulb: $213
 Can

panel: $300
be reduced by 80% by outsourcing
Four year plan: 2 year loss, recover last 2 years
Future Work
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Multicolored LED light bulbs
 Allow

user adjustable colors
Powerline communication instead of wireless
 Minimize

the need for wireless syncing
Photocell for ambient light sensing
 Provide
automated light dimming