Patent ID: 9374559
Filing Date: 2016-06-21
CPC Classification: H04L,H04N,H04W

Claim Text:
1. A computer-implemented method for sharing a file between a local device and a television, the method comprising: identifying, at a first time, a first image on the local device as a candidate for sharing, the first image selected by a user of the local device; assigning a first identifier to the first image, the first identifier being a number; determining a television with which to share the first image, the television having an established relationship with the local device including previously sharing images from the local device to the television; identifying a tablet device with which to share the first image; determining that the television has a higher priority than the tablet device based on the established relationship; encrypting the first image to generate a first encrypted image, the encrypting using a first cryptographic key; inserting the first identifier in a header associated with the first encrypted image, the header comprising supplemental data placed at a beginning of the first encrypted image; associating the first cryptographic key with the first identifier; sending, at a second time, the first encrypted image from the local device to the television, wherein the second time is after the first time; sending, at a third time, the first encrypted image from the local device to the tablet device, wherein the third time is after the second time; detecting, at a fourth time, a share request input by a user of the local device, the share request instructing the local device to share the first image with the television, wherein the fourth time is after the second time; identifying the first identifier associated with the first image; identifying the first cryptographic key using the first identifier; and sending the first cryptographic key and the first identifier from the local device to the television.