Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
217 words
A vehicle navigation device, comprising a bus whereto there are connected a control unit, a storage memory in which road map data is stored, a reproduction unit and a map element selector which is suitable for selecting map elements from the road map data, which reproduction unit comprises a picture memory, a data input of which is connected to the storage memory and to a character generator, a data output thereof being connected, via a colour look-up table memory, to a display screen on which road maps to be selected can be displayed in colour, which control unit comprises a picture composition unit whcih is suitable for loading a road map selected from the road map data into the picture memory, which road map represents an area around a map element to be selected, and for laoding a name, generated for the selected map element by the character generator, into a predetermined segment of said picture memory, characterized in that the picture composition unit is also suitable for superposing a pattern, for display according to a predetermined representation standard, on that data which represents the selected map element, and for superposing said pattern on either said segment or the generated name, which predetermined representation standard is distinct from the standards used for displaying the other map elements.
Claim 2
Dependent Claim
217 words
A vehicle navigation device, comprising a bus whereto there are connected a control unit, a storage memory in which road map data is stored, a reproduction unit and a map element selector which is suitable for selecting map elements from the road map data, which reproduction unit comprises a picture memory, a data input of which is connected to the storage memory and to a character generator, a data output thereof being connected, via a colour look-up table memory, to a display screen on which road maps to be selected can be displayed in colour, which control unit comprises a picture composition unit whcih is suitable for loading a road map selected from the road map data into the picture memory, which road map represents an area around a map element to be selected, and for laoding a name, generated for the selected map element by the character generator, into a predetermined segment of said picture memory, characterized in that the picture composition unit is also suitable for superposing a pattern, for display according to a predetermined representation standard, on that data which represents the selected map element, and for superposing said pattern on either said segment or the generated name, which predetermined representation standard is distinct from the standards used for displaying the other map elements.
Claim 3
Dependent Claim
24 words
A vehicle navigation device as claimed in claim 1, characterized in that said pattern contains a colour code for display in a predetermined colour.
Claim 4
Dependent Claim
27 words
A vehicle navigation device as claimed in Claim 2, characterized in that said colour code designates contrasting colours for the display of said segment and said name.
Claim 5
Dependent Claim
25 words
A vehicle navigation device as claimed in Claim 2, characterized in that said colour code is the colour code for display in the colour light-yellow.
Claim 6
Dependent Claim
33 words
A vehicle navigation device as claimed in any one of the preceding Claims, characterized in that said segment extends in a part of the picture memory which is nearby the selected map element.
Claim 7
Dependent Claim
41 words
A vehicle navigation device as claimed in Claim 5, characterized in that said segment is located to the right of the corresponding selected map element, and can be moved with respect to the map element by a user via an interface.
Claim 8
Dependent Claim
49 words
A vehicle navigation device as claimed in any one of the preceding Claims, characterized in that the picture composition unit is suitable for loading data into said segment, the set-up being such that the contents of said segment is surrounded by a box when displayed on the display screen.