Abstract: An electronic device is provided. The electronic device includes a circuit board having heat generating components thereon. The electronic device further includes a heat sink with air current generating electric device assembly, disposed over the circuit board, through which heat from the circuit board and the components thereon is released. The heat sink with air current generating electric device assembly includes a heat sink having a solid central core and a plurality of fins protruding from the core. The heat sink with air current generating electric device assembly further includes an air current generating electric device disposed over the heat sink and having an air intake facing a top of the heat sink and an exhaust opening directed parallel to a plane of the circuit board.

Abstract: This disclosure offers an approach that curates social messages that are then offered to the user with timing appropriate to a second-screen application that may not be entirely focused on the social messaging aspect. This is valuable when it is desirable for second-screen applications that want to integrate social messaging with other aspects of the media experience like bonus content, trivia and advertising.

Abstract: The invention concerns a display apparatus with an imager illuminated by an illumination system and with an imaging system projecting an image on a viewing screen, wherein the brightness of the image on the imager has a variation over a given direction, and wherein the illumination system has light controlling elements for controlling the light distribution over the given direction.