Abstract: A first data product that can be read into a computer or a map data processing apparatus, contains therein map data having map-related information of a map. The map data includes: a structure having the map-related information divided into units of a plurality of divisions into which the map is divided; and a structure having management information for the map-related information divided into units of the divisions, and: the map-related information obtained by the computer or the map data processing apparatus can be updated in units of the individual divisions by using the management information.

Abstract: A search data update system includes a navigation apparatus in which search data are used and a data provider center that provides the navigation apparatus with update data to be used to update the search data. The update data provided by the data provider center only include new search tree data and update entity data. The new search tree data assume a structure that enables specification of the update entity data and specification of the entity data in the original search data except for the entity data corresponding to the update entity data.

Abstract: In a map data update method for updating map data used in an on-vehicle navigation apparatus by installing update map data, an authentication key is generated based upon an apparatus-inherent ID assigned in correspondence to the navigation apparatus and the use of update map data installed in the navigation apparatus is enabled or disabled by verifying the authentication key assigned to the navigation apparatus.

Abstract: The present invention relates to an information processing apparatus and method, and to a program that ensure connection between devices connected to transmission paths of various transmission speeds. A media IM client #1 logs in to a media IM server 14 and executes a speed measurement process with a measurement server 200 to determine its uplink speed and downlink speed. A media IM client #2 at the other communication party also logs in to the media IM server 14 and executes a speed measurement process with the measurement server 200 to determine its uplink speed and downlink speed. The media IM clients #1 and #2 exchange the determined speeds via the media IM server 14, setting a set speed, and communicate with each other at the set speed. The present invention is applicable to a personal computer, a network-enabled CE device, and a commercial application server on the Internet.

Abstract: The present invention relates to a program and an information processing method and apparatus with which a connection can be formed reliably between apparatuses having different capabilities. An application #1, using a presence function, announces a profile space ID representing processing for a service that can be provided. An application #n receives the announcement. The application #n requests the application #1 for detailed information of the service and registration to the service. The application #n connects to the application #1 by peer to peer, based on a URI needed for peer-to-peer access, transmitted from the application #1. The present invention can be applied to personal computers, network-enabled CE devices, and commercial application servers on the Internet.

Abstract: A grinding wheel including (a) a cylindrical main body having a grinding surface on its outer circumferential surface, and (b) a pair of synthetic resin layers disposed on respective axially opposite end faces of the cylindrical main body. Each of the synthetic resin layers covers at least a radially outer end portion of a corresponding one of the axially opposite end faces. The cylindrical main body has an abrasive layer which constitutes a radially outermost layer thereof so that the abrasive layer provides the grinding surface.

Abstract: The present invention relates to a program, an information processing method and apparatus, and a data structure with which connection can be formed reliably between apparatuses having different capabilities. A service that can be provided to another party is represented by five dimensional parameters, namely, Access Method, Link Speed, X scale, Y scale, and Audio Codec. The values of the parameters are all represented by integer values. Access Method is represented by number 1 in the case of RTSP/TCP+RTP/UDP, and by number 2 in the case of HTTP tunnelling. Link Speed is normalized by kbps as a base unit, and X scale and Y scale are normalized by 16 pixels as a base unit. Audio Codec supports predetermined methods represented by numbers 0 to 6. The present invention can be applied to a personal computer.

Abstract: A recommended route calculation method for calculating a recommended route from a current position to a destination based upon map data constituted of nodes and links, includes steps of: extracting attribute data of a link from data related to the links, the attribute data indicating characteristics of the link; judging whether or not the extracted attribute data of the link match attribute data having been input; and processing so that selectability of the link as a part of the recommended route is raised, when judging that the extracted attribute data of the link match the attribute data having been input.

Abstract: A life habit improvement assisting system, wherein a server apparatus stores first sets of physical information obtained from a first patient, and second sets of physical information obtained from each of second patients, selects, from the second sets of physical information stored for each of the second patients, second sets of physical information obtained from at least one second patient after a prescribed past time point, when a second set of physical information obtained from the one second patient at the prescribed past time point falls within a range determined based on a first set of physical information obtained from the first patient at the prescribed past time point, and when a prescribed target value corresponding to the second set of physical information obtained at the prescribed past time point falls within a range determined based on a prescribed target value corresponding to the first set of physical information obtained at the prescribed past time point, and sends the selected second sets of

Abstract: A pressure sensor device having a casing (10) accommodating a sensor element (20) mounted on a mounting member (30). The casing (10) includes an opening (11) in one surface thereof. The sensor element (20) is arranged in the opening (11) for measuring the pressure outside of the casing. The casing (10) is preferably mounted on the circuit board, which is the mounting member (30). The casing (10) is mounted on the circuit board in such a state that the opening side (11) faces the circuit board.

Abstract: An apparatus for measuring a velocity at which a pulse wave propagates between a first portion and a second portion of a living subject, the apparatus including a propagation-signal producing device which is adapted to be worn on the first portion of the subject and produces a propagation signal, a propagation-signal detecting device which is adapted to be worn on the second portion of the subject and detects the propagation signal that has been produced by the propagation-signal producing device, has propagated through a body tissue of the subject, and has reached the second portion, a blood-vessel-length determining device for determining a length of a blood vessel of the subject that is located between the first and second portions of the subject, based on a signal propagation time from a time when the propagation signal is produced by the propagation-signal producing device, to a time when the propagation signal is detected by the propagation-signal detecting device, and a pre-stored velocity at which the

Abstract: The present invention relates to a data communication system for data communication between a bus and a network. This data communication system of the present invention includes a first interface device for performing interface processing for the bus, a second interface device for performing interface processing for the network, and a generating device for generating a first clock used by the first interface device in synchronization with a second clock used for causing processes in the network to be synchronized.

Abstract: Provided is a user-friendly system for dynamically connecting or disconnecting equipment. A user uses a display presented on the screen of a user interface to instruct connection or the like of desired equipment. The display presented on the screen is based on information contained in the database. The information is managed by a control server. A terminal control facility incorporated in a bridge sets an isochronous channel and a connection identification number in response to an instruction of connection. The set isochronous channel number and connection identification number are placed in the database. The control server controls the whole system according to the information.

Abstract: A map database apparatus according to the present invention manages roads by expressing the roads as link strings. Each of the link strings is constituted by connecting a plurality of links, each of the links has nodes at a front end and a rear end respectively, the map database apparatus has node information concerning the nodes, and the node information includes guide data to be used for route guidance. And, the guide data have directional characteristics corresponding to an order in which the links are connected.

Abstract: An elastic member attaches a sensor device having a sensor protrusion portion into a through hole of a sensor attachment member in such a manner that the elastic member is temporarily assembled onto the sensor protrusion portion and inserted together with the sensor protrusion portion into the through hole. The elastic member includes a hollow portion and a rear end portion having a rear end flange and a bead portion. The rear end flange protrudes from an outer circumferential surface of the rear end portion for locking on a peripheral portion of one end of the through hole. The bead portion is elastically deformable and protrudes from either or both of one surface of the rear end flange facing the sensor device and the other surface of the rear end flange facing the sensor attachment member.

Abstract: An apparatus for measuring an inferior-and-superior-limb blood-pressure index of a living subject, including an inferior-limb blood-pressure measuring device which measures an inferior-limb blood pressure of an inferior limb of the subject, a superior-limb blood-pressure measuring device which measures a superior-limb blood pressure of a superior limb of the subject, an inferior-and-superior-limb blood-pressure index determining device for determining the inferior-and-superior-limb blood-pressure index based on the inferior-limb blood pressure measured by the inferior-limb blood-pressure measuring device and the superior-limb blood pressure measured by the superior-limb blood-pressure measuring device, a heartbeat-synchronous-signal detecting device which detects a heartbeat-synchronous signal that is produced from the subject, a pulse-period-related-information obtaining device for obtaining, based on the heartbeat-synchronous signal detected by the heartbeat-synchronous-signal detecting device, pulse-period

Abstract: A portable data processing device with a data communication function is provided which includes an antenna, a receiver, a decoder, a RAM for storing a plurality of data items, and a CPU. The CPU retrieves, on the basis of identification data added to received data, associated data corresponding to the received data from among the data items stored in the RAM. The received data and the identification data are displayed on a display, and the associated data is then controlled to be displayed on the display in place of the received data. Accordingly, a message and other data relating to the contents of the message can be displayed by a simple input operation.

Abstract: An image heating device includes: a heating member having a heater that is in contact with a bearing member, which bears an image, and heats the image, a first temperature detecting member that is disposed above a surface of the heating member with a gap therebetween and detects a temperature of the heating member, a second temperature detecting member that is disposed in contact with the surface of the heating member and detects a temperature of the heating member and a controller for controlling a supply of a power to the heater on the basis of a detected output of the first and second temperature detecting members, wherein the controller controls the supply of the power to the heater on the basis of the detected output of the first temperature detecting member at the time of heating the image and controls the supply of the power to the heater on the basis of the detected output of the second temperature detecting member at a time of standby.

Abstract: A grinding wheel including (a) a cylindrical main body having a grinding surface on its outer circumferential surface, and (b) a pair of synthetic resin layers disposed on respective axially opposite end faces of the cylindrical main body. Each of the synthetic resin layers covers at least a radially outer end portion of a corresponding one of the axially opposite end faces. The cylindrical main body has an abrasive layer which constitutes a radially outermost layer thereof so that the abrasive layer provides the grinding surface.

Abstract: An apparatus for measuring an inferior-and-superior-limb blood-pressure index of a living subject, including an inferior-limb blood-pressure measuring device which measures an inferior-limb blood pressure of an inferior limb of the subject, a superior-limb blood-pressure measuring device which measures a superior-limb blood pressure of a superior limb of the subject, an inferior-and-superior-limb blood-pressure index determining device for determining the inferior-and-superior-limb blood-pressure index based on the inferior-limb blood pressure measured by the inferior-limb blood-pressure measuring device and the superior-limb blood pressure measured by the superior-limb blood-pressure measuring device, a heartbeat-synchronous-signal detecting device which detects a heartbeat-synchronous signal that is produced from the subject, a pulse-period-related-information obtaining device for obtaining, based on the heartbeat-synchronous signal detected by the heartbeat-synchronous-signal detecting device, pulse-period