System for displaying points of interest

A point of interest and display technology, applied in the field of navigation system, can solve the problem that POI search is not very helpful, and achieve the effect of avoiding overcrowding
CN102426022AActive Publication Date: 2012-04-25HARMAN BECKER AUTOMOTIVE SYST
4 Cites 31 Cited by

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
HARMAN BECKER AUTOMOTIVE SYST
Publication Date
2012-04-25

Smart Images

  • Figure 1
    Figure 1
  • Figure 2
    Figure 2
  • Figure 3
    Figure 3
Patent Text Reader

Abstract

The present invention provides a navigation system comprising a display for displaying map sections and point of interest (POI) data to a user and a database which stores POI data. A retrieval unit is provided to retrieve from the database POI data for the map section to be displayed. In embodiments of the invention the POI database comprises POIs and substitute POIs representing a number of POIs in a map region. It may then depend on the map scale with which the map section is to be displayed whether a substitute POI or a POI which it represents is retrieved from the database.
Need to check novelty before this filing date? Find Prior Art

Description

technical field

[0001] The invention relates to a method for displaying points of interest (POI) on a display of a navigation system capable of displaying maps at different map scales, and to a corresponding navigation system. The invention further relates to a data carrier comprising a point of interest (POI) database. Background technique

[0002] In recent years, the use of navigation systems, such as simple hand-held navigation devices or more complex in-vehicle systems, has increased considerably. Almost without exception, navigation devices include a display on which map information is presented to the user. A map displayed on a navigation device usually includes a graphical indication of cities and the roads connecting these cities, the size of the cities and the class of roads indicated by corresponding graphical symbols.

[0003] Some conventional devices are further able to display points of interest (POIs) on such a map. Generally, the points of interest can be...

Claims

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to View More