Abstract: The server device includes an index file generating unit, and a transferring unit. The index file generating unit generates an index file with respect to a prescribed directory in a hypertext format. The prescribed directory is a part of the hierarchy structure. The index file includes a list of identification information that identifies a file or a first subdirectory in the prescribed directory, and location information navigating to the file or the first subdirectory. The transferring unit transfers the index file to the client device in response to the command received at the receiving unit instructing to transfer the index file, whereas the transferring unit transfers the file stored in the storing unit in response to the command received at the receiving unit instructing to transfer the file other than the index file.

Abstract: A thumbnail distribution system includes a client device and a server communicatable with each other by using a hyper text transfer protocol (HTTP). A client device includes a request generating unit, a request transmitting unit, a response receiving unit, and a data processing unit. The request generating unit generates an HTTP request having a request line storing a file name of a file store in a storing unit. The request transmitting unit transmits the HTTP request. The response receiving unit receives an HTTP response having a response body storing a thumbnail corresponding to the file having the file name stored in the request line. The data processing unit performs a data processing based on the thumbnail stored in the response body. The request receiving unit receives the HTTP request transmitted from the request transmitting unit. The response generating unit generates the HTTP response based on the HTTP request.

Abstract: A communication system includes a first network, a printer connected with the first network, a host device, connected with the first network, which are configured to use the printer as a network printer with a printer driver being installed therein, a second network connected with the first network via a router, and an external server device, connected with the second network, which is configured as a providing source of a first printer driver. The printer includes a downloading unit that downloads the first printer driver from the external server device via the first and second networks, a storing unit that stores the downloaded first printer driver, and a sending unit that sends the stored first printer driver to the host device via the first network. The host device includes a receiving unit that receives the first printer driver from the sending unit.

Abstract: An information processing system includes: an external device; and information processing terminals.

Abstract: A multifunction device has a plurality of functions selected from among a printer function, scanner function, facsimile function, and data storage function and capable of being connected to a computer via a Universal Serial Bus (USB) interface. The multifunction device includes: a device data outputting unit that outputs information forcing an OS in the computer to recognize the multifunction device as a USB storage class device having a plurality of USB-compliant logic unit numbers (LUNs) when establishing a connection with the computer; and a controlling unit that determines, when output data is transmitted from the computer, which one of the plurality of functions the output data is for controlling, based on the LUN included in the output data, and that controls the determined function based on the output data.

Abstract: A multifunction device has a plurality of functions and capable of being connected to a computer via a universal serial bus (USB) interface, the computer having an operating system (OS) installed thereon that recognizes the multifunction device as a device having at least one logic unit capable of transferring data according to a USB-compliant system, at least one of the at least one logic unit being a compound logic unit corresponding to two or more specific functions among the plurality of functions.

Abstract: A communication system that performs data communications based on an SCSI command defined in the SCSI standard, the communication system includes; a peripheral device that performs at least one of writing and reading to/from a recording medium inserted into a slot; and an information processing device connected to the peripheral device, including: an OS kernel; an adding unit that adds communication data to a free area of Inquiry data generated by issuing Inquiry command to the OS kernel; and a transmitting unit that transmits the Inquiry data to the peripheral device including the communication data added by the adding unit, wherein the peripheral device includes: a receiving unit that receives the Inquiry data transmitted by the transmitting unit; and an extracting unit that extracts the communication data added to the received Inquiry data.

Abstract: A status processor is communicable with a host device via a network. The processor includes a media connecting unit, a status-reflecting filename setting unit, and a server unit. The media connecting unit is capable of connecting a storage media. The status-reflecting filename setting unit sets a status-reflecting filename corresponding to a status of the processor or the storage media. The server unit transmits data indicating an existence of the file having the status-reflecting filename to the host device.

Abstract: A multifunction device has a plurality of functions, including at least a data storage function and a function different from the data storage function, and capable of being connected to a computer via a Universal Serial Bus (USB) interface, the multifunction device including: a device data outputting unit that outputs information forcing an OS (operating system) in the computer to recognize the multifunction device as a USB storage class device according to the USB standard when establishing a connection with the computer; and a controlling unit that, when output data including a command in a SCSI-compliant data format is transferred from the computer, determines which one of the plurality of functions the output data is for controlling, based on a value stored in a logic unit number (LUN) field provided in the command.

Abstract: A storage medium stores a set of program instructions including: acquiring a number of at least one virtual unit with which at least one of a plurality of storage units is associated, the number of at least one virtual unit being set smaller than a total number of the plurality of storage units; receiving, from an operating system, a first command that specifies one of the at least one virtual unit; registering, as an accessible storage unit, a single storage unit from among the at least one of the plurality of storage units that is associated with the one of the at least one virtual unit specified by the first command, the single storage unit being in condition for communicating data with a data processing device; and outputting, to a peripheral device, a second command that specifies the accessible storage unit based on the first command.

Abstract: A data processor is communicable with a host device via a network. The data processor includes a media connecting unit, a file creating unit, a data transmitting unit, and an operation executing unit. The media connecting unit is capable of connecting a storage medium. The file creating unit creates a controlling file for controlling the storage medium. The data transmitting unit transmits data identifying the controlling file to the host device for allowing the host device to access the file. The operation executing unit executes an operation of the storage medium in response to receiving a transmission request of the controlling file.

Abstract: A device is connectable to a computer using a data string based on the SCSI standard. The device includes a mode switching section configured to switch the device to one of a first mode and a second mode in which an access to the storage device with a standard SCSI commands is permitted and prohibited, respectively. When the standard SCSI command is received and the device is in the first mode, the physical storage area of the data storage section is accessed on the basis of the SCSI command. When the standard SCSI command is received and the device is in the second mode, a pseudo response is transmitted to the computer, which indicates that no storage medium is mounted. When a particular SCSI command is received, the file is accessed through a file system provided in the device based on the particular SCSI command.

Abstract: A search-instruction-data creating unit issues a search request command to a peripheral device, and creates search instruction data including a predetermined field that stores supplementary information. A search-instruction-data transmitting unit transmits the search instruction data to the peripheral device. A security-reference-information transmitting unit transmits, to the peripheral device, security reference information serving as the supplementary information. A search-report-data generating unit generates a search report data upon receiving the search instruction data. A search-report-data transmitting unit transmits the search report data to a host device. A supplementary-information extracting unit extracts the supplementary information from the predetermined field of the search instruction data.

Abstract: A removable medium device, configured to transmit information stored in a removable medium via a network based on a predetermined communication protocol, includes a reduced image generating system that reduces each of a plurality of original images in the removable medium and generate a reduced screen image in which the plurality of reduced images are arranged, an image file generating system that generates an image file including the reduced screen image and image specifying information for specifying an original image in the removable medium for each of the plurality of reduced images, an image file sending system that sends the image file via the network, and an original image sending system that, in response to receiving image specifying information by which one of the plurality of original images in the removable medium is specified, sends the original image specified by the received image specifying information.

Abstract: A device is connectable to a computer and recognized by the computer as a USB multi function device capable of functioning as a USB storage device and an additional device. The device includes a mode switching section configured to switch the device to one of a first mode and a second mode in which an access from the computer to a USB storage device is permitted and prohibited, respectively. When the device is in the first mode, the device accesses the physical storage area of the data storage section. When the device is in the second mode, the device transmits a pseudo response to the computer. The pseudo response indicates that no storage medium is mounted to the data storage section. When a particular data string different from the standard data string is received, the device accesses a file through a file system provided in the device.

Abstract: A multifunction device includes a plurality of slots capable of accepting the insertion of media. Initially, the multifunction device is set to a single drive mode (automatic switching mode) and subsequently is set to a multi-drive mode upon receiving a GET_MAX_LUN command from a personal computer. In the single drive mode, a drive is assigned only to one slot in which a medium has been first inserted. In the multi-drive mode, drives are assigned for all of the slots respectively.

Abstract: A device is connectable to a computer through USB interface. The device includes a mode switching section configured to switch the device to one of a first mode and a second mode in which an access from the computer to a USB storage device is permitted and prohibited, respectively. When a standard data string is received and the device is in the first mode, the device accesses the physical storage area of the data storage section. When the standard data string is received and the device is in the second mode, the device transmits a pseudo response to the computer, the pseudo response indicating that no storage medium is mounted to the data storage section. When a particular data string is received, the device accesses a file through a file system provided in the device.

Abstract: A communications system including a host device and a peripheral device connected to the host device, wherein the host device issues commands to the peripheral device and the peripheral device executes data processing and replies to the host device, and wherein the peripheral device includes an image processing unit, a storage device a selection operating unit, and a trigger generating unit, wherein the host device transmits a first command to the peripheral device, the peripheral device transmits response information, the host device judges whether a trigger is generated in the peripheral device and transmits a second command requesting the peripheral device to transmit identification information the peripheral device transmits the response information to the host device, the host device instructs the peripheral device to read the image data from the storage device to transmit to the host device and stores the image data in a predetermined storage area thereof.

Abstract: A communication system includes a host device and a network storage device interconnected via a network. The host device includes a data file request command issuing unit issuing a data file request command a data file receiving unit receiving a requested data file, a data file storing unit storing the requested data file, an attribute file request command issuing unit issuing an attribute file request command, an attribute file receiving unit receiving a requested attribute file, and an attribute updating unit updating attribute information of the requested data file with an original attribute information included in the attribute file. The network storage device includes a data file sending unit sending the data file to the host device, an attribute file creating unit creating the attribute file, and an attribute file sending unit sending the created attribute file to the host device.

Abstract: A communication system includes a host device and a peripheral device which are communicate with each other according to a main communication protocol that allows the command to be transmitted only from the host device to the peripheral device. The peripheral device accepts an input and to generate a trigger that urges the host device to start a target communication event in accordance with the input. The host device issues a trigger report request command to the peripheral device. The peripheral device transmits trigger generation report information containing a presence or absence of a generation of the trigger to the host device in response to the trigger report request command. The host device receives the trigger generation report information, determines the presence or absence of the generation of the trigger and starts the target event if the presence of the generation of the trigger is determined.