Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
159 words
A car navigation system, comprising: car location estimating means for estimating a traveling location of a car based in part on road network maps and generating car information; car accident detecting means for detecting occurrence of an accident involving the car; storage means for successively storing and updating the car information from the car location estimating means, the car information including car location based on road network maps and emergency telephone numbers and emergency radio frequencies based on the car location for communicating the accident to nearby emergency rescue stations, said storage means being operable to stop updating the car information when the car accident detecting means detects the occurrence of the accident; and communication means for transmitting the car information and the emergency numbers and frequencies obtained from the car location estimating means and the updated car information from said storage means via an optimal transmission when said car accident detecting means detects the occurrence of the accident.
Claim 2
Dependent Claim
159 words
A car navigation system, comprising: car location estimating means for estimating a traveling location of a car based in part on road network maps and generating car information; car accident detecting means for detecting occurrence of an accident involving the car; storage means for successively storing and updating the car information from the car location estimating means, the car information including car location based on road network maps and emergency telephone numbers and emergency radio frequencies based on the car location for communicating the accident to nearby emergency rescue stations, said storage means being operable to stop updating the car information when the car accident detecting means detects the occurrence of the accident; and communication means for transmitting the car information and the emergency numbers and frequencies obtained from the car location estimating means and the updated car information from said storage means via an optimal transmission when said car accident detecting means detects the occurrence of the accident.
Claim 3
Dependent Claim
23 words
A car navigation system according to claim 1, wherein said storage means stores information concerning a location where the accident has taken place.
Claim 4
Dependent Claim
21 words
A car navigation system according to claim 1, wherein said storage means stores information concerning a track followed by the car.
Claim 5
Dependent Claim
19 words
A car navigation system according to claim 1, wherein said storage means stores voice information generated in the car.
Claim 6
Dependent Claim
20 words
A car navigation system according to claim 1, wherein said storage means stores information concerning traveling conditions of the car.
Claim 7
Dependent Claim
25 words
A car navigation system according to claim 1, wherein said storage means stored personal information about a driver of the car and any accompanying passengers.
Claim 8
Dependent Claim
43 words
A car navigation system according to claim 1, wherein the optimal transmission is via a telephone number of a nearest rescue station which is selected from the updated car information stored in said storage means based on the detected location of the accident.
Claim 9
Dependent Claim
39 words
A car navigation system according to claim 1, wherein the optimal transmission is via a specific radio frequency which is selected from the updated car information stored in said storage means based on the detected location of the accident.