US Patent 6965811 Media drive module and storage library system

In one exemplary embodiment a storage library system for storing and retrieving media devices is provided where media drives may be added modularly to the storage library. The storage library includes at least one media drive module having a frame configured to include at least one media drive, a power supply, and interface communication electronics. The drive module may further include optional data path bridge/control electronics. The storage library includes a housing having storage bins for storing storage cartridges, a mechanism for transferring storage cartridges, and an opening for receiving two or more media drive modules therein.