Method and apparatus for automatically determining within a vehicle the directional mode of the vehicle on a roadway, directional mode being a description of the direction the vehicle is traveling and/or the orientation of the vehicle. The method distinguishes between at least two directional modes, using one or more discrete magnetic-field-producing means installed on roadways and magnetic-flux-sensors in vehicles. The flux-sensors develop a standard first electric signal by travel of the vehic...

A method and system for delivering emergency directions is provided. The disclosure includes the government delivering a warning message for potential evacuees on a gas station pump or automated teller machine point of service display screen. The method includes receiving an emergency alert from a government entity, constructing a warning message, including an evacuation route based at least in part on real time traffic data and the location of the display screen and displaying the warning messa...

The conventional combination cannot realize an efficient road traffic system as a whole. A transmission system has a plurality of modules installed at different positions along a predetermined road. Each of the plurality of the modules includes a receiving section for receiving an input signal and a transmission section for transmitting an output signal on the basis of the input signal according to a predetermined radio scheme. Each of the plurality of the modules receives and transmits a signal...

A traffic reporting system which is to be in the form of a service that is to be subscribed to by each individual. Each individual is to have a receiver and this receiver is to be located within the individual's vehicle. This receiver is to have a plurality of activatable buttons with each button to correspond to a particular zone of a specific overall geographical area. If the individual presses a button, a continuous message will be announced informing that individual of pertinent information ...

An automatic driver aid system for a vehicle which includes means to alert the driver of approaching conditions and regulations requiring his caution, such as stop signs, school caution zones, dangerous intersections, etc., and means to warn the driver upon violation of certain traffic regulations such as speed limits, emergencies, etc.

An on-board unit includes a dust sensor for detecting an amount of dust in an air in a vehicle. When the amount of dust is equal to or greater than a predetermined value and a front panel of the unit is open, the front panel is moved to close a media slot and insertion/ejection operation of a medium is prohibited as a preventive measure for dust intrusion.

A vehicle information communication system is provided in which probe data or other private data relating to a host vehicle can be collected with anonymity. Basically, the host vehicle collects the probe data and sends the probe data to a carrier vehicle that disassociates the host vehicle's identifying information (e.g., MAC address) from the data before the carrier vehicle sends the probe data to a roadside unit or other external communications station.

In a broadcasting type information providing system, a moving body 10 includes a bidirectional communication unit 13 which performs communication with an information providing center 21, an information processing unit 11 which communicates request information necessary for a user via the bidirectional communication unit 13 to the information providing center 21 as well as presents answer information with respect to the request information to the user and a broadcast receiving unit 14 which recei...

A traffic paging system for audibly disseminating real-time traffic information and methods of manufacturing and using the same. The traffic paging system comprises a route-entry system, a receiver system, and an audio system. The route-entry system permits a user to specify one or more preselected routes. After receiving the real-time traffic information, the receiver system converts a relevant portion of the real-time traffic information that is specific to the preselected routes into audio tr...

In a system for increasing traffic safety, objects that can be located on or by a sheet are provided with transmitters of short transmission range. The transmitters transmit safety-related data in a form that can be received by receivers in other objects located on or by the street.