Abstract: A light emitting device includes: a base substrate; a plurality of unit regions provided on the base substrate; a barrier disposed at a boundary of the unit regions to surround each of the unit regions; a dam disposed in each of the unit regions to be spaced apart from the barrier; a first electrode provided in each of unit light emitting regions surrounded by the dam; a second electrode disposed in each of the unit light emitting regions, the second electrode of which at least one region is provided opposite to the first electrode; and one or more LEDs provided in each of the unit light emitting regions, the one or more LEDs being electrically connected between the first electrode and the second electrode.

Abstract: A method of verifying a fault of an inspection unit, an inspection apparatus, and an inspection system are disclosed. The method according to the present disclosure includes: providing a verification reference body which is formed on a frame attached to an inspection system; placing the inspection unit on the verification reference body; obtaining image data of the verification reference body through the inspection unit; verifying a fault of the inspection unit by extracting a movement error and height error of the inspection unit from the image data; and generating a verification result indicating the fault of the inspection unit.

Abstract: A method of verifying a fault of an inspection unit, an inspection apparatus, and an inspection system are disclosed. The method according to the present disclosure includes: providing a verification reference body which is formed on a frame attached to an inspection system; placing the inspection unit on the verification reference body; obtaining image data of the verification reference body through the inspection unit; verifying a fault of the inspection unit by extracting a movement error and height error of the inspection unit from the image data; and generating a verification result indicating the fault of the inspection unit.

Abstract: An artificial neural network computation acceleration apparatus for distributed processing includes an external main memory for storing input data and synapse weights for input neurons; an internal buffer memory for storing a synapse weight and input data required for each cycle constituting the artificial neural network computation; a DMA module for directly transmitting/receiving data to/from the external main memory and the internal buffer memory; and a general-use communication media block capable of transmitting/receiving the input data and the synapse weights for the input neurons and a result of the computation performed by the neural network computation device to/from another acceleration apparatus physically connected regardless of the type of an integrated circuit.

Abstract: The present invention relates to a neural network parameter optimization method and a neural network computation method and apparatus suitable for hardware implementation. The neural network parameter optimization method suitable for hardware implementation according to the present invention may include transforming an existing parameter of a neural network into a signed parameter and a magnitude parameter having a single value for each channel and generating an optimized parameter by pruning the transformed magnitude parameter. Accordingly, the present invention provides a neural network parameter optimization method and a neural network computation method and apparatus thereof, which optimize a large amount of computation and parameters of a convolutional neural network to be effective in hardware implementation, thereby achieving minimal accuracy loss and maximum computation speed.

Abstract: An item transfer apparatus according to the present invention is for transferring items and comprises: a switching part for switching the front and rear surfaces or top and bottom surfaces of the items with respect to the transfer direction of the item; a transferring part for transferring the items to the switching part; and a rotating part for rotating the items while maintaining the top and bottom surfaces of the items.

Abstract: A method of verifying a fault of an inspection unit, an inspection apparatus, and an inspection system are disclosed. The method according to the present disclosure includes: providing a verification reference body which is formed on a frame attached to an inspection system; placing the inspection unit on the verification reference body; obtaining image data of the verification reference body through the inspection unit; verifying a fault of the inspection unit by extracting a movement error and height error of the inspection unit from the image data; and generating a verification result indicating the fault of the inspection unit.

Abstract: An item transfer apparatus according to the present invention is for transferring items and comprises: a switching part for switching the front and rear surfaces or top and bottom surfaces of the items with respect to the transfer direction of the item; a transferring part for transferring the items to the switching part; and a rotating part for rotating the items while maintaining the top and bottom surfaces of the items.