BLACKCHAT INCOGNITO MESSAGING SYSTEM Russell Crowe Patrick Lloyd.

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Presentation transcript:

BLACKCHAT INCOGNITO MESSAGING SYSTEM Russell Crowe Patrick Lloyd

SYSTEM LEVEL External USB device for wireless text messaging MSP430F2xxx processor AES-128 encryption Portable Linux interface Discrete RF transceiver 433MHz ISM band OOK modulation scheme Super-regenerative receiver <10mW broadcast power

HARDWARE – TOP LEVEL

HARDWARE - RF Modulator Demodulator

SIMULATIONS – MODULATOR

SIMULATIONS – LC TANK

FIRMWARE

SOFTWARE

DIVISION OF LABOR RussellPatrick PDR ($) Transmitter (#) Antenna (^) Receiver (*) Firmware uC-TRX Interface (-) Laptop Software (&) uC-Laptop Interface (!) Final Board Design (%) Testing & Validation (\) Stretch Goals (+)

GANTT CHART Week Date1-Sep8-Sep15-Sep22-Sep29-Sep6-Oct13-Oct20-Oct27-Oct3-Nov10-Nov17-Nov24-Nov1-Dec8-Dec15-Dec PDR Transmitter Antenna Receiver Firmware uC TRX Interface Laptop Software uC Laptop Interface Final Board Design Testing & Validation Stretch Goals

STRETCH GOALS Near 3+ module communication More discrete form factor Cross platform (Windows compatibility) Far 2.4Ghz transceiver with more robust modulation scheme Forward error correction Plausibly deniable filesystem

QUESTIONS?