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Little Brother Surveillance

Little Brother Surveillance. Nathaniel Brown & Chris Mordue. Basic Scenario. Parent and young child in department store Find lost child Meeting a friend at the mall Locate friend Security guard View surveillance cameras while on patrol. Architecture. USB Webcamera. Personal Server.

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Little Brother Surveillance

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  1. Little Brother Surveillance Nathaniel Brown & Chris Mordue

  2. Basic Scenario • Parent and young child in department store • Find lost child • Meeting a friend at the mall • Locate friend • Security guard • View surveillance cameras while on patrol

  3. Architecture USB Webcamera Personal Server FPGA Cell Phone Bluetooth Webcam Pic

  4. Expected effort • Software Construction • USB controller • Image compression • Bluetooth communication using personal server • Cell phone user software • Minimum functionality • Cell phone displays webcam images • Desired functionality • User selects between multiple cameras • User can zoom on part of the image

  5. Expected effort (2) • The BIG unknowns • How to communicate with the webcam at the bit level • Using USB device controller as a host controller • Contingency plan • Suggestions?

  6. Related Work • Related products or research projects • Linux drivers for webcams • USB device controller • 802.11 webcams but not bluetooth • Project Novelties • Webcam to cell phone communication • FPGA as a USB host

  7. Burning questions • How to communicate with the USB webcam? • Can we make a USB device controller act as a simple host? • More suggestions?

  8. Evaluation • How would you evaluate your project? • Can we communicate from webcam to cell phone? • What performance tests are important? • How long does it take to send an image? • What would you want to know from user studies? • Is this useful?

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