US Patent 9386438 Method and apparatus for active defense and emergency response

A deterrent device is disclosed. At the deterrent device, a first wireless communications link is established with a mobile computing device. The deterrent device is not the mobile computing device and the mobile computing device is not included in the deterrent device. At the deterrent device, a user indication to initiate a deterrent is received. An image capture device component of the deterrent device is activated to capture at least one image in response to the user indication to initiate the deterrent. At least the image is transferred, via the first wireless communications link, from the deterrent device to the mobile computing device. The mobile computing device establishes a connection via a second communication link to at least an emergency contact and at least transmits the image and user information to the emergency contact via the second communication link. In response to the user indication to initiate the deterrent, a releasing of the deterrent from the deterrent device is initiated.