About 54 results
https://drivepatents.com/patents/1010230 · 10 Aug 2011
A navigation method and an electronic apparatus with navigation function are disclosed. The method includes the following steps. When it is navigated to a substantial junction of an ordinary road and an elevated road (S110), a detection signal outputted fr...
https://drivepatents.com/patents/1014680 · 23 Mar 2011
A determining system (1) for localization methods combination which determines a combination of a plurality of localization methods used in a vehicle (18) includes: a unit (7) that stores therein a localization accuracy influence parameter which is determi...
https://drivepatents.com/patents/1014871 · 16 Mar 2011
Provided is a velocity calculating device including a vertical acceleration detector mounted on a moving body that travels on a predetermined travel surface, the vertical acceleration detector detecting an acceleration in a vertical direction generated due...
https://drivepatents.com/patents/1067071 · 31 May 2006
A vehicle-mounted image processor in which image analysis for judging the possibility of a danger, e.g., crash, can be carried out accurately even when the speed of a vehicle is high. The vehicle-mounted image processor comprises a means for storing a spec...
https://drivepatents.com/patents/1068161 · 19 Apr 2006
A navigation system includes a GPS receiver for receiving radio waves transmitted from multiple GPS satellites and outputting a measured position, an error-range setting unit for setting an estimated error range in which a measured position at the time of ...
https://drivepatents.com/patents/1076235 · 6 Jul 2005
The present invention relates to a vehicle position detector device that obtains the vehicle position information at lower cost and a method of confirming the moving vehicle current position. The vehicle position detector device measures respectively the v...
https://drivepatents.com/patents/1077763 · 18 May 2005
A vehicle navigation apparatus is capable of detecting a current vehicle position with improved accuracy. The reliability factor of a distance coefficient is reduced when a vehicle runs in an area having a large altitude gradient or when a position detecti...
https://drivepatents.com/patents/1078959 · 30 Mar 2005
The reliability of positional data is determined. The image generation unit (2) produces navigational indications in differing representations, in accordance with their reliability. Reliability and corrections are related to corresponding indications from ...
https://drivepatents.com/patents/1081204 · 29 Dec 2004
The method involves receiving a set of data by a navigation device, and receiving another set of data from another navigation device by the former navigation device. The latter set of data includes data representing a current position of the latter navigat...
https://drivepatents.com/patents/1089039 · 10 Mar 2004
A method for determining speed data in an in-vehicle computer system comprising the steps of receiving a first signal from a speedometer, said first signal representing an actual speed of a vehicle, receiving a second signal from a standardized geographica...