Abstract: A vehicle-to-vehicle communication apparatus for a vehicle includes: a communicator configured to communicate with a server and adjacent vehicles; and a controller configured to store a position of the vehicle, to select one or more vehicles, among the adjacent vehicles, wherein the one or more vehicles are capable of performing local communication with the vehicle within a reference distance from the stored position, to receive download quota from a first host vehicle among the selected one or more vehicles, and to obtain data from the server as much as the received quota.

Abstract: A vehicle-to-vehicle communication apparatus for a vehicle includes: a communicator configured to communicate with a server and adjacent vehicles; and a controller configured to store a position of the vehicle, to select one or more vehicles, among the adjacent vehicles, wherein the one or more vehicles are capable of performing local communication with the vehicle within a reference distance from the stored position, to receive download quota from a first host vehicle among the selected one or more vehicles, and to obtain data from the server as much as the received quota.

Abstract: A head unit and a method for controlling the same are disclosed, which output the audio streams generated from a plurality of devices connected to a single head unit through Bluetooth communication. The head unit of a vehicle includes a Bluetooth communicator and a controller. The Bluetooth communicator is configured to be communicably connected to a plurality of Bluetooth devices. The controller is configured to allocate priority information based on a preset reference to the respective Bluetooth devices, and control an audio route of each of the plurality of Bluetooth devices according to the priority information so as to output all audio streams generated by the plurality of Bluetooth devices.

Abstract: A USB communication control method, in which a USB host and a USB accessory executing an Android operating system are connected to each other through a USB cable, includes: when an application is executed on the USB accessory, acquiring USB connection information between the USB host and the USB accessory by the application; when the application being executed on the USB accessory is completed, initializing an Android Open Accessory Protocol (AOAP) of the USB accessory by the application by assigning USB control authority to the application; changing the USB connection information between the USB host and the USB accessory to information of a state before the completion of the application; and resuming USB communication between the USB accessory and the USB host.

Abstract: A USB communication control method, in which a USB host and a USB accessory executing an Android operating system are connected to each other through a USB cable, includes: when an application is executed on the USB accessory, acquiring USB connection information between the USB host and the USB accessory by the application; when the application being executed on the USB accessory is completed, initializing an Android Open Accessory Protocol (AOAP) of the USB accessory by the application by assigning USB control authority to the application; changing the USB connection information between the USB host and the USB accessory to information of a state before the completion of the application; and resuming USB communication between the USB accessory and the USB host.