Patent ID: 8405860
Filing Date: 2013-03-26
Classification: G06F,H04N

Abstract:
1. A recording system comprising: a recording device having a plurality of communication interfaces that can communicate independently; and a host computer having a plurality of communication interfaces that can communicate independently; wherein the communication interfaces of the recording device and the communication interfaces of the host computer are connected 1:1 rendering communication paths, a plurality of virtual communication channels including a data communication channel and a control communication channel are assigned to the communication paths, data is communicated by packet communication through these communication channels, and when the recording device and host computer are connected through the plural communication paths, only the data communication channel is assigned to at least one of the plural communication paths, wherein: when the recording device and the host computer are connected by one communication path, a packet containing information identifying the communication channel is generated and transmitted by packet communication through the communication path; and when the recording device and the host computer are connected by a plurality of communication paths, packets transmitted on the data communication channel are packets not containing information identifying the communication channel.