Honda Motor Co., Ltd.

Tadafumi Nogawa

Koji Sengoku

Aiko Sugawara

Yuichiro Ishido

Takeshi Imai

Satoshi Murata

Kentaro Ishii

Yusuke Hamano

Mutsumi Katayama

Takuro Masuda

Hidetoshi Chikamori

Masayuki Arai

Yozo Takehara

Yoshitaka Kinoshita

Masahiro Washizu

Takayuki Iimura

Takurou Masuda

Aiko Ishii

Takeyasu Suzuki

Yasunori Hada

An authentication and registration system is provided which can reduce a burden at the time of authentication and registration while ensuring security when a single apparatus is used to perform authentication and registration of identification information on another apparatus. In an authentication and registration system (), an authentication request signal is transmitted from a mobile terminal () to a registration server (). When two sets of identification information VIN and IMSI received before and after the authentication request signal match each other, the registration server () transmits an authentication code signal to an on-board controller () so that an authentication code is displayed on a DA apparatus (). Thereafter, when an authentication code in an authentication code acknowledgement signal transmitted from the mobile terminal () matches the authentication code in the authentication code signal, the registration server () determines that authentication of the identification information succeeds.

Authentication and registration system

Provided is a system or the like capable of allowing a navigation-client to efficiently use a route search result by a navigation server, while accepting the existence of difference between map data used by each of the navigation server and the navigation-client. By having a common description such as coordinate values, it is able to make the navigation-clientefficiently use the route search result by the navigation server, while accepting the existence of difference of map data used by each of the navigation serverand the navigation-client

Navigation system, navigation server, navigation client, and navigation method

A navigation server and the like capable of improving determination accuracy of advertisement effectiveness is provided. According to a navigation system of the present invention, it is determined whether or not one or a plurality of time in which a position of a navigation device(an user or a vehicle) at each time satisfies 'a first condition' in relationship with a position of a business operator satisfies 'a second condition' in relationship with a temporal factor with respect to business transaction of the business operator. Thereafter, according to the determination result, an interest level of the user with respect to the business operator and the like is evaluated as &#x201c;a third index value&#x201d;.

Navigation server for determining location-based advertisement effectiveness

Provided is a navi-system or the like capable of improving accuracy of road traffic information that is created based on probe information. A navi-clientcreates probe information including an identifier that represents a detection result as to whether a communication with a vehicle-mounted devicehas been established or not. A server communication devicediscriminates or selects probe information in accordance with a difference of the identifier, and creates road traffic information based on the thus discriminated or selected probe information.

Navi-server, navi-client, and navi-system

Provided is a navigation system capable of, when an emergency situation occurs, immediately distributing, to a mobile terminal that is a client terminal located in a region impacted by the emergency situation, required information according to the terminal position in order of priority. During an emergency situation such as when a disaster or the like occurs, information on the emergency situation is distributed from a server, as a priority, simultaneously to each mobile terminal located in an area that is strongly impacted (for example, areas marked with a circled 1) immediately, regardless of when terminal position information is received from the mobile terminals, and the information on the emergency situation is displayed on a display device of the mobile terminal and a display device of a DA device to which same was distributed.

Navigation system

Provided is a navigation server which informs a user of the meaning of the search result of a route considering a primary event through a navigation client. According to a navigation server, it is recognized whether a first index value eindicating the degree of influence of a predetermined primary event on the passage along a searched route connecting a present location pand a destination point pis greater than a first threshold value &#x3b5;. When the first index value eof the previous searched route Ris greater than the first threshold value &#x3b5;, a route Ris re-searched to reduce the first index value e. When the first index value eof the search route Ror Ris the first threshold value &#x3b5;or less, 'confirmation information' indicating as such and the searched route are transmitted to the navigation clientand recognized.

Navigation server and navigation system

Provided is a navigation system capable of matching map information used by a navigation apparatus and a navigation server with an appropriate frequency and at an appropriate timing. When there is differential information between the navigation map information and the support map information, index information for identifying the differential information is transmitted from the navigation server to the navigation apparatus and the navigation apparatus outputs preliminary information indicating a brief summary of the differential information generated according to the index information. When a request signal based on a request operation by a user in the navigation apparatus is transmitted from the navigation apparatus to the navigation server, the differential information is transmitted form the navigation server to the navigation apparatus, so that the navigation map information is updated in accordance with the differential information.

Navigation server, navigation apparatus, and navigation system

Provided is a navigation system and the like capable of improving the utility value of the navigation route in response to a current request in consideration of a user position. In the navigation system of the present invention, when a current request Req(i)(i&#x3e;1) including a current destination position p(i) that is the same as a previous destination position p(i&#x2212;1), is made from a navigation device, a current support route R(i) is searched which has a location point p(i) that is on a previous support route R(i&#x2212;1) and distant from the user position p(i) by a designated distance or more included in the request Req(i), as a starting point.

Navigation server, navigation device, and navigation system

Disclosed is a weather information processing device that can make the users of a mobile object aware of the changes in weather conditions in various environments. The weather information processing device is mounted in a vehicle and includes a first arithmetic processing element and a second arithmetic processing element. The first arithmetic processing element intermittently measures a weather condition variable indicating the weather conditions that a vehicle is in contact with, and if the current measurement value of the weather condition variable has a deviation of a predetermined value or greater from a reference value, generates a weather change detection information indicating the deviation. The second arithmetic processing element transmits the weather change detection information to another weather information processing device mounted in another vehicle to make it output a first weather information according to the weather change detection information.

Weather information processing device and weather information processing system

Disclosed is a navigation system which creates 'environment contribution information' in accordance with a deviation (&#x3b4;(k)) between the total cost (C()) of a first route (RT()) which is searched by using a traffic information indicating the amount of cost required to pass through each link and the total cost (C()) of a second route (RT()) which is searched without using the traffic information. The traffic information used in searching the first route (RT()) to a target position (TP(k)) of a vehicle () is used in searching a route to a shared target position by a navigation device ().

Disclosed is a vehicle state monitoring system in which, when a vehicle () has been in a driving stopped state for a reference duration or more, a message is sent to a contact address associated with a vehicular identifier of the vehicle (). The timing for sending the message may be determined on the basis of an SOC level of a battery () identified from vehicle information or estimated on the basis of a length of a last driving duration identified from the vehicle information.

Vehicle state monitoring server and vehicle state monitoring system

A navigation apparatus associates a tentative searching condition for searching for a tentative route with each of a plurality of server searching conditions which are used by a route distribution server to search for a server route from a departure point to a destination. The navigation apparatus includes a tentative route searcher which searches for the tentative route under the tentative searching condition that is associated with one of the server searching conditions which is sent to the route distribution server.

Navigation apparatus and route distribution server

According to a navigation server () of the present invention, in a mileage matrix containing elements which denote a mileage and are defined by respective mileage factors, a first element of the elements in the mileage matrix which is defined by recognized mileage factors is determined on the basis of the mileage of the recognized mileage of a first vehicle. A second element of the elements in the mileage matrix which is defined by unrecognized mileage factors is determined on the basis of the first element. According thereto, even when the mileage factors of a second vehicle are used to define the second element but not the first element, the previous mileage of the second vehicle can be evaluated with high accuracy in consideration of a relationship between the mileage and the mileage factors of the first vehicle estimated according to the known relationship therebetween.

Navigation server

Provided is an apparatus and the like for improving the communication efficiency of travel information and the like by taking account of the degree of necessity of collecting the travel information of a vehicle in view of an operating state or attribute of the vehicle. A traffic information processing apparatus () mounted in the vehicle () determines the travel information thereof and transmits the travel information intermittently to a traffic information management server (). A transmission interval (T) for transmitting the travel information is set according to a velocity (V) indicating the operating state of the vehicle () and a rule designated by the traffic information management server ().

Growing community of inventors

Tokyo, Japan

Tadafumi Nogawa