Claims Analysis
Total Claims: 11
Claim 1
Independent Claim
100 words
A vehicular navigation apparatus, which is equipped with a help function, for outputting guidance information for travel to a desired destination by an automotive vehicle, comprising: an input unit having desired destination input means, present position input means and help function input means; memory means for storing desired destination information; and display means for outputting said guidance information in response to input information from said input unit; said memory means being provided with a non-volatile RAM, with necessary information being saved in an area of said non-volatile RAM when a help function is called by said help function input means.
Claim 2
Dependent Claim
100 words
A vehicular navigation apparatus, which is equipped with a help function, for outputting guidance information for travel to a desired destination by an automotive vehicle, comprising: an input unit having desired destination input means, present position input means and help function input means; memory means for storing desired destination information; and display means for outputting said guidance information in response to input information from said input unit; said memory means being provided with a non-volatile RAM, with necessary information being saved in an area of said non-volatile RAM when a help function is called by said help function input means.
Claim 3
Dependent Claim
25 words
The apparatus according to claim 1, wherein said help function is for inputting or changing a departure point and for departing from said departure point.
Claim 4
Dependent Claim
27 words
The apparatus according to claim 1, wherein said help function is for changing a desired destination while the vehicle is en route to a formerly set destination.
Claim 5
Dependent Claim
52 words
The apparatus according to claim 1, wherein said help function is for returning to a course when the vehicle strays off course while en route to a desired destination and a driver of the vehicle cannot determine his present position without returning to a point at which the vehicle went off course.
Claim 6
Dependent Claim
35 words
The apparatus according to claim 1, wherein said help function is for instructing travel along another course when a course is found to be impassable while the vehicle is en route to a desired destination.
Claim 7
Dependent Claim
40 words
The apparatus according to claim 1, wherein said help function is for changing course and instructing travel along another course in order to avoid traffic congestion when traffic becomes heavy while the vehicle is en route to a desired destination.
Claim 8
Dependent Claim
36 words
The apparatus according to claim 1, wherein said help function is for temporarily leaving a course while the vehicle is en route to a desired destination and then returning to the course at the same point.
Claim 9
Dependent Claim
18 words
The apparatus according to claim 1, wherein said help function is for explaining the meaning of help items.
Claim 10
Dependent Claim
122 words
A vehicular navigation apparatus, equipped with a help function, in which coordinates of a plurality of geographical points are set and guidance information for travel to a desired destination by an automotive vehicle is outputted at each of the geographical points when the desired destination is inputted, comprising: an input unit having desired destination input means, present position input means and help function input means; memory means for storing desired destination information; and display means for outputting said guidance information in response to input information from said input unit; said memory means being provided with a non-volatile RAM, with necessary information being saved in an area of said non-volatile RAM when a help function is called by said help function input means.
Claim 11
Dependent Claim
122 words
A vehicular navigation apparatus, equipped with a help function, in which coordinates of a plurality of geographical points are set and guidance information for travel to a desired destination by an automotive vehicle is outputted at each of the geographical points when the desired destination is inputted, comprising: an input unit having desired destination input means, present position input means and help function input means; memory means for storing desired destination information; and display means for outputting said guidance information in response to input information from said input unit; said memory means being provided with a non-volatile RAM, with necessary information being saved in an area of said non-volatile RAM when a help function is called by said help function input means.