1
Fuminobu Komura, Yoshikazu Hirayama, Koichi Homma, Makoto Kato, Takanori Shibata, Yoji Matsuoka, Akira Kagami, Michitaka Kosaka: Navigation system and method using map data. Hitachi, Fay Sharpe Beall Fagan Minnich & McKee, May 10, 1994: US05311173 (83 worldwide citation)

In a navigation system which has sensors for detecting a running distance, an azimuth, etc. of a vehicle, and a memory for storing map data; a probability density of a position of the vehicle is calculated on the basis of the sensor outputs and the map data for each of quantization units with which ...


2
Komura Fuminobu Okurayama Fura, Hirayama Yoshikazu, Homma Koichi Hakuraku Hausu Nr, Kato Makoto Hitachi Saginuma R, Shibata Takanori, Matsuoka Yoji Murata Apt Nr, Kagami Akira Hitachi Saginuma, Kosaka Michitaka: Navigation system and method using map data.. Hitachi, March 21, 1990: EP0359287-A2 (3 worldwide citation)

In a navigation system which has sensors for detecting a running distance, an azimuth, etc. of a vehicle, and a memory for storing map data, a probability density of a position of the vehicle is calculated on the basis of the sensor outputs and the map data for each of quantization units with which ...


3
Komura Fuminobu, Hirayama Yoshikazu, Homma Koichi, Kato Makoto, Shibata Takanori, Matsuoka Yoji, Kagami Akira, Kosaka Michitaka: Systeme de navigation et methode dutilisation de donnees cartographiques, Navigation system and method using map data. Hitachi, KIRBY EADES GALE BAKER, January 28, 1997: CA1338882

In a vehicle navigation system that has sensors for detecting a travel distance, an azimuth, etc. of the vehicle, and a memory for storing map data; a probability density of the position of the vehicle is calculated on the basis of the sensor outputs and the map data for each of quantization units, ...