1.-19. (canceled)
20. A control center for an update system for a vehicle for updating a digital map, said control center comprising:
a first communication unit for transmitting update data via a data channel in a satellite navigation system to a second communication unit of an update unit in the vehicle;
wherein the second communication unit is configured to receive the update data; and
wherein the update unit is configured to update the digital map on the basis of the received update data.
21. The control center as claimed in claim 20,
wherein the data channel used for transmitting the update data is a subchannel of a main data channel in the satellite navigation system.
22. The control center as claimed in claim 20,
wherein the satellite navigation system is a Galileo satellite navigation system.
23. The control center as claimed in claim 20,
wherein the update data are safety-critical data.
24. The control center as claimed in claim 20,
herein the update data are dynamic data.
25. The control center as claimed in claim 20,
wherein the control center is configured to transmit the update data for one or more selected cells.
26. The control center as claimed in claim 20,
wherein the control center is configured to transmit update data for a particular local area using an addressing function.
27. The control center as claimed in claim 26,
wherein the addressing function is based on an NMEA string.
28. The control center as claimed in claim 20,
wherein the control center is configured to regionally transmit the update data via a selected satellite.
29. The control center as claimed in claim 20,
wherein the control center is configured to compress the update data prior to the transmission.
30. The control center as claimed in claim 20,
wherein the control center is configured to persistently transmit the update data.
31. The control center as claimed in claim 20, wherein the update data are selected from a group comprising: safety-critical information, longer-term known changes in road course andor road properties.
32. An update device for an update system for a vehicle for updating a digital map, said update device comprising:
a second communication unit in the vehicle for receiving update data from a first communication unit of a control center as claimed in claim 20 via a data channel in a satellite navigation system; and
an update unit for updating the digital map on the basis of the received update data.
33. The update device as claimed in claim 32,
wherein the update unit is configured to constantly receive the update data even in the standby mode.
34. An update system for updating a digital map for a vehicle, said update system comprising:
a control center and an update device as claimed in claim 32, the control center having a first communication unit;
wherein the first communication unit of the control center is configured to transmit update data via a data channel in a satellite navigation system to a second communication unit of the update device in the vehicle;
wherein the second communication unit is configured to receive the update data; and
wherein the update unit is configured to update the digital map on the basis of the received update data.
35. The use of a control center as claimed in claim 20 for updating a digital map for a vehicle.
36. A method for updating a digital map for a vehicle, said method comprising the following steps:
transmitting update data via a data channel in a satellite navigation system from a control center to a second communication unit of an update device in the vehicle;
receiving the update data in the vehicle; and
updating the digital map on the basis of the received update data.
37. A computer program element which, when executed on a processor, instructs the processor to perform the following steps:
transmit update data via a data channel in a satellite navigation system from a control center to a second communication unit of an update device in a vehicle;
receive the update data in the vehicle; and
update a digital map on the basis of the received update data.
38. A computer-readable medium which stores a computer program product which, when executed on a processor, instructs the processor to perform the following steps:
transmit update data via a data channel in a satellite navigation system from a control center to a second communication unit of an update device in a vehicle;
receive the update data in the vehicle; and
update a digital map on the basis of the received update data.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
What is claimed is:
1-4 (Canceled).
5. An integrated circuit comprising:
a semiconductor structure;
a first trench formed of a first depth in said semiconductor structure; and
a second trench formed of a second depth crossing said first trench, deeper than said first depth, in said semiconductor structure and said second trench housing said second depth where said second trench crosses said first trench.
6-9 (Canceled).
10. An integrated circuit comprising:
a semiconductor structure;
a first trench formed of a first depth in said semiconductor structure;
a covering on said first trench and over said semiconductor structure, said covering being thicker in said first trench than over said semiconductor structure; and
said covering having an opening to define a region for a second trench.
11. The circuit of claim 10 wherein said covering is spin-on glass.
12-15 (Canceled).