Canon Kabushiki Kaisha

Masaki Shitano

Kenichi Fujii

Takashi Hirata

Masahiko Takaku

Shinji Fukunaga

Mikihiko Kamekawa

Fumihiro Fukuoka

Shinji Fujikawa

Kazuomi Oishi

A storage control apparatus which connects a portable storage medium and stores content data acquired from the portable storage medium in a storage unit communicates with another apparatus to set the correspondence between a storage location within the portable storage medium and that within the storage unit. The storage control apparatus acquires, among content data within the portable storage medium, content data to be stored in the storage unit, and stores the content data acquired from the portable storage medium by the acquisition unit in a storage location within the storage unit corresponding to that within the portable storage medium, in which the acquired content data is stored, based on the correspondence between the storage location within the portable storage medium and that within the storage unit.

Storage control apparatus and storage method therefor

A second apparatus, which is connected to a first apparatus and a third apparatus via a network, transmits a signal to the third apparatus for preventing the third apparatus from stopping an operation in a case where the second apparatus requests the first apparatus to perform processing including an access to the third apparatus.

Apparatus connected to network and method for requesting another apparatus to perform processing via network

A communication apparatus connected to an external apparatus via a network includes a connection unit configured to connect to a distribution apparatus via a network in one of a first communication mode for transferring a notification message which indicates that the distribution apparatus having the function of distributing contents exists on a network, to the external apparatus, and a second communication mode for restricting the transfer of the notification message to the external apparatus; an acquisition unit configured to acquire contents from the distribution apparatus based on the notification message transmitted from the distribution apparatus when the communication apparatus is connected to the distribution apparatus via a network by the connection unit in the second communication mode; and a distribution unit configured to distribute the contents acquired by the acquisition unit in response to a request from the external apparatus instead of the distribution apparatus.

Communication apparatus, distribution apparatus, control method, recording medium and system

A relay apparatus receives data from a first device via a first network. The relay apparatus then receives a first request from a second device via a second network, and sends a second request to the first network in accordance with the first request. Then, the relay apparatus sends, to the second device via the second network, data received from the first device prior to the first request being received, in accordance with the first request and a communication condition.

Relay apparatus and relay method

A network device obtains capability information of a device existing on a network, activates/inactivates one of a plurality of types of communication middleware on the basis of the obtained capability information, and executes communication between devices across the network by using the communication middleware. The network device also analyses a protocol used by communication middleware of another device on the network, and corrects the corresponding communication middleware in accordance with the result of analysis.

Network device and control method of the same

If a program is to be transmitted/received by message transmission/reception using SOAP, the program description part goes out of the framework of XML, and the message contents contain an uninterpretable part. A SOAP message (M) includes a data part (D), a virtual service part (R) indicating specifications to process the data part (D), and a program part (P). A server (S) processes the data part (D) by the specifications indicated by the virtual service part (R) if the virtual service part (R) in the SOAP message (M) indicates the specification of processing to be executed by the instruction executed when executing the instruction contained in the program part (P) of the SOAP message (M).

Data processing method, program, device, message structure, message generation method, and message transmission method

When a transmission source apparatuswants information of another apparatus, it forwards a document to all apparatuses connected to a network. During the forwarding processing, the apparatus appends its information to the document. The transmission source apparatusfinally receives the document to acquire the information of another apparatus.

Information acquiring method, information appending apparatus, information acquiring apparatus, and program

There are provided an apparatus and method for transmitting commands in a network to which a plurality of communication protocols may be applied. A first command that supports a plurality of communication protocols is input. One of the plurality of communication protocols is selected in accordance with the input first command. The first command is converted into a corresponding second command in the selected communication protocol. The converted second command is transmitted using the selected communication protocol.

Apparatus and method for transmitting command

A printer () manages profile information and communicates with another device across a network (). The printer () receives an acquisition request () of the profile information, issues an acquisition request () of profile information of a display (), and receives a result response () as the profile information from the display (). The printer () processes the acquisition request () of the profile information in accordance with the profile information managed and the profile information of the display (), and returns a processing result as a result response ().

System for managing and acquiring device profile information

Corresponding respective security policies are applied to a discovery protocol (a protocol used in the discovery phase) and a control protocol (a protocol used in the control phase) of a device control protocol when communications are made.

Communication apparatus and method, and program for applying security policy

An image collector/transmitter with the smallest transmission cost is provided which can collect images from image keeping locations with the smallest transmission cost without lowering user services such as selection of an output receiver. Position information indicating the keeping location of image data is managed, and when a print order is issued from an external apparatus, the image data for the print order is collected in accordance with the managed position information, and the collected image data and a print request for the print order are transmitted to a printer controller.

Center server, information processing apparatus and method, and print system

The communication apparatus obtains through a first protocol a status of a first device connected to the communication apparatus via a network, and receives a message of a second protocol between the first device and a second device that are connected to each other via the network. Then, the communication apparatus generates and transmits a command of the second protocol to the second device, in accordance with the statuses of the first device obtained before and after the reception of the message.

Communication apparatus, command transmission method, and program for networked devices using different protocols

A UPnP device proxy apparatus () recognizes a device connected to a network () and transmits information regarding the recognized device to UPnP device proxy apparatus () The UPnP device proxy apparatus () receives the information transmitted from the UPnP device proxy apparatus () and transmits, based on the received information, a message indicating that the recognized device is available onto a network

Notification method, connection apparatus, communication method, and program

An access control unit or network device generates an access key, and the access control unit records the address of the network device. The access key is output from the network device and input to a mobile telephone. In accordance with the access key received from the mobile telephone, the access control unit obtains the previously recorded address of the network device.

Access control apparatus

An information processing system capable of appropriate precise access control is provided. The information processing system of this invention includes an access controller capable of data transmission/reception, and a computer system connectable to a network via the access controller. The computer system includes an acquiring unit for acquiring user identification information for identifying a user, and application identification information for identifying an application which accesses the network, and an adding unit for generating an IP address on the basis of the acquired user identification information and application identification information, and adding the IP address to data to be transmitted via the application. The access controller includes an access control unit for controlling access to the network on the basis of the IP address added to the transmitted data.

Growing community of inventors

Yokohama, Japan

Masaki Shitano