A context-aware voice guidance method is provided that interacts with other voice services
of a user device. The voice guidance does not provide audible guidance while the user is …

BACKGROUND The background description provided herein is for the pur pose of generally
presenting the context of the disclosure. Work of the presently named inventors, to the extent …

6.853, 911 B1 2/2005 Sakarya 2006/0026170 A1 2/2006 Kreitler et al. 6.889, 134 B2 5/2005
Nakaneet al. 2006, OO67224 A1 3, 2006 Ohara 7.006820 B1 2/2006 Parker et al. 2006 …

A map server generates vector descriptors in a non-raster format, each indicating a
geometry of a respective map element, to render a first map image of a selected geographic …

(57) ABSTRACT A map server generates vector descriptors and corresponding style
identifiers for rendering a map image. Each vector descriptor indicates a geometry of a …

The present application describes techniques for fetching map data as a selected Subset of
entire map data available by selecting map data tiles corresponding to an area that encom …

To provide map data to a client device for rendering a raster map image including map
elements corresponding to various physical entities, map data is generated in a non …

Some embodiments provide a navigation application. The navigation application includes
an interface for receiving data describing junctures along a route from a first location on a …

6,094,685 A 7/2000 Greenberg et al. The pre-fetch map data tiles are identified using a
variable 6,199,150 B1 3/2001 Yoshikawa map tile radius, which when extended from the …

the present disclosure relates to map rendering systems, such as electronic map display
systems, and more specifically to a map rendering system in which map images are …