1. A method for operating with
a first device, the first device being mobile;
a second device, the second device being mobile;
a long range base station following a first long range protocol, conveying user data via electromagnetic frequencies in a first spectrum, the first spectrum being licensed by a government;
a first short range base station following the first long range protocol, conveying user data via electromagnetic frequencies in the first spectrum;
a second short range base station following a short range protocol, conveying user data only via electromagnetic frequencies in a spectrum not requiring a license by the government,
the long range base station transmitting a signal identifying the first short range base station, thereby enabling handover of a mobile device from the long range base station to the short range base station,
the method comprising:
receiving a first message from a first mobile device via the first short range base station;
responsive to the first message, reading instructions in a first address space from a memory;
executing the instructions, read in the previous step, in order to authenticate the first mobile device;
responsive to successful authentication in the previous step, associating an IP address with the first mobile device;
receiving a second message from a second mobile device via the second short range base station;
responsive to the second message, reading instructions in a second address space in the memory;
executing the instructions, read in the previous step, in order to authenticate the second mobile device; and
responsive to successful authentication in the previous step, associating an IP address with the second mobile device,
wherein the method does not cause the first short range base station to transmit a signal identifying the second short range base station, and the method does not cause the second short range base station to transmit a signal identifying the first short range base station.
2. The method of claim 1 further comprising causing the first short range base station to transmit a signal identifying the long range base station, thereby enabling handover of a mobile device from the first short range base station to the long range base station.
3. A method according to claim 1, wherein the long range base station is connected to a core network of a telecommunications operator, and the method operates with
a data path that bypasses the core network, wherein the method further comprises:
receiving a message from the first device;
comparing a content of the message to a content of the memory; and
subsequently, sending Internet traffic from the first device and to the first device, by conditionally using the data path depending on a result of the comparing step.
4. The method of claim 1 wherein the first short range station is inside of a building, the second short range base station is inside of the building, and steps of the method are performed inside of the building.
5. The method of claim 1 wherein the method operates with a third short range base station following a second long range protocol, conveying user data via electromagnetic frequencies in a second spectrum, the second spectrum being licensed by a government;
a second long range base station following a second long range protocol, conveying user data via electromagnetic frequencies in a second spectrum, wherein the method further comprises causing the second short range base station to transmit a signal identifying the second long range base station, thereby enabling handover of a mobile device from the second short range base station to the second long range base station.
6. The method of claim 5 wherein the first short range station is inside of a building, the second short range base station is inside of the building, the third short range base station is inside of the building, and the steps of the method are performed inside of the building.
7. A system configured to operate with
a first device, the first device being mobile;
a second device, the second device being mobile;
a long range base station following a first long range protocol, conveying user data via electromagnetic frequencies in a first spectrum, the first spectrum being licensed by a government;
a first short range base station following the first long range protocol, conveying user data via electromagnetic frequencies in the first spectrum;
a second short range base station following a short range protocol, conveying user data only via electromagnetic frequencies in a spectrum not requiring a license by the government,
the long range base station transmitting a signal identifying the first short range base station, thereby enabling handover of a mobile device from the long range base station to the short range base station,
the system comprising:
a memory; and
a processor configured to perform steps of:
receiving a first message from a first mobile device via the first short range base station;
responsive to the first message, reading instructions in a first address space from the memory;
executing the instructions, read in the previous step, in order to authenticate the first mobile device;
responsive to successful authentication in the previous step, associating an IP address with the first mobile device;
receiving a second message from a second mobile device via the second short range base station;
responsive to the second message, reading instructions in a second address space in the memory;
executing the instructions, read in the previous step, in order to authenticate the second mobile device; and
responsive to successful authentication in the previous step, associating an IP address with the second mobile device,
wherein the system is not configured to cause the first short range base station to transmit a signal identifying the second short range base station, and the system is not configured to cause the second short range base station to transmit a signal identifying the first short range base station.
8. The system of claim 7 wherein the system is configured to cause the first short range base station to transmit a signal identifying the long range base station, thereby enabling handover of a mobile device from the first short range base station to the long range base station.
9. A system according to claim 7, wherein the long range base station is connected to a core network of a telecommunications operator, and the system is configured to operate with
a data path that bypasses the core network, wherein the processor is also configured to perform steps of:
receiving a message from the first device;
comparing a content of the message to a content of the memory; and
subsequently, sending Internet traffic from the first device and to the first device, by conditionally using the data path depending on a result of the comparing step.
10. The system of claim 7 wherein the first short range base station includes
a power source;
a final RF stage, responsive to the power source; and
an antenna, responsive to the final RF stage, wherein the power source transmits no more than 100 milliwatts of DC input power to the final RF stage, and
wherein the second short range base station includes
a power source;
a final RF stage, responsive to the power source; and
an antenna, responsive to the final RF stage, wherein the power source transmits no more than 100 milliwatts of DC input power to the final RF stage.
11. The system of claim 7 wherein the first short range station is inside of a building, the second short range base station is inside of the building, and the system is inside of the building.
12. The system of claim 7 further including a third short range base station following a second long range protocol, conveying user data via electromagnetic frequencies in a second spectrum, the second spectrum being licensed by a government;
13. The system of claim 12 wherein the system is configured to operate with a second long range base station following a second long range protocol, conveying user data via electromagnetic frequencies in a second spectrum, wherein the system is configured to cause the second short range base station to transmit a signal identifying the second long range base station, thereby enabling handover of a mobile device from the second short range base station to the second long range base station.
14. The system of claim 13 wherein the first short range station is inside of a building, the second short range base station is inside of the building, the third short range base station is inside of the building, and the system is inside of the building.
15. A system configured to operate with
a first device, the first device being mobile;
a second device, the second device being mobile;
a long range base station following a first long range protocol, conveying user data via electromagnetic frequencies in a first spectrum, the first spectrum being licensed by a government;
a first short range base station following the first long range protocol, conveying user data via electromagnetic frequencies in the first spectrum;
a second short range base station following a short range protocol, conveying user data only via electromagnetic frequencies in a spectrum not requiring a license by the government,
the long range base station transmitting a signal identifying the first short range base station, thereby enabling handover of a mobile device from the long range base station to the short range base station,
the system comprising:
means for receiving a first message from a first mobile device via the first short range base station;
means, responsive to the first message, for reading instructions in a first address space from a memory;
means for executing the instructions, read by the previous means, in order to authenticate the first mobile device;
means, responsive to successful authentication by the previous means, for associating an IP address with the first mobile device;
means for receiving a second message from a second mobile device via the second short range base station;
means, responsive to the second message, for reading instructions in a second address space in the memory;
means for executing the instructions, read by the previous means, in order to authenticate the second mobile device; and
means for responsive to successful authentication by the previous means, associating an IP address with the second mobile device,
wherein the system is not configured to cause the first short range base station to transmit a signal identifying the second short range base station, and the system is not configured to cause the second short range base station to transmit a signal identifying the first short range base station.
16. The system of claim 15 wherein the system is configured to cause the first short range base station to transmit a signal identifying the long range base station, thereby enabling handover of a mobile device from the first short range base station to the long range base station.
17. A system according to claim 15, wherein the long range base station is connected to a core network of a telecommunications operator, and the system is configured to operate with
a data path that bypasses the core network, wherein the processor is also configured to perform steps of:
receiving a message from the first device;
comparing a content of the message to a content of the memory; and
subsequently, sending Internet traffic from the first device and to the first device, by conditionally using the data path depending on a result of the comparing step.
18. The system of claim 15 wherein the first short range base station includes
a power source;
a final RF stage, responsive to the power source; and
an antenna, responsive to the final RF stage, wherein the power source transmits no more than 100 milliwatts of DC input power to the final RF stage, and
wherein the second short range base station includes
a power source;
a final RF stage, responsive to the power source; and
an antenna, responsive to the final RF stage, wherein the power source transmits no more than 100 milliwatts of DC input power to the final RF stage.
19. The system of claim 15 wherein the first short range station is inside of a building, the second short range base station is inside of the building, and the system is inside of the building.
20. The system of claim 15 further including a third short range base station following a second long range protocol, conveying user data via electromagnetic frequencies in a second spectrum, the second spectrum being licensed by a government;
21. The system of claim 20 wherein the system is configured to operate with a second long range base station following a second long range protocol, conveying user data via electromagnetic frequencies in a second spectrum,
wherein the system is configured to cause the second short range base station to transmit a signal identifying the second long range base station, thereby enabling handover of a mobile device from the second short range base station to the second long range base station.
22. The system of claim 15 wherein the first short range station is inside of a building, the second short range base station is inside of the building, the third short range base station is inside of the building, and the system is inside of the building.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
1. A reflector high-pressure discharge lamp unit (1) for applications in the fields of radiation and illuminating engineering, in particular for applications in the field of projection, comprising:
a reflector (2) with a reflector neck (16),
a high-pressure discharge lamp (1) arranged on the axis of the reflector (2) and having a lamp bulb (8) and two lamp shanks (9, 10) which are arranged at the two opposite ends of the lamp bulb (8) and into which electrode systems (13, 14) are sealed in a gastight fashion via metal foils (11, 12), one lamp shank (9) being fastened in the reflector neck (16),
a first base part (4) made from a non-conducting material and connected to the reflector neck (16),
a second base part (5), arranged in front of the radiationlight exit opening of the reflector (2) and in the form of a mechanical auxiliary part made from non-conducting material,
supply leads (17, 18), of which one end is electrically connected to the metal foils (11, 12) in the lamp shanks (9, 10), and the other end is guided directly or via a connecting line to the first base part (4) or second base part (5), and
high-voltage cables (6, 7) for connecting the high-pressure discharge lamp (3) to a starting device and ballast, which are electrically connected to the supply leads (17),
characterized in that the end of the second supply lead (18), led to the second base part (5), or the end of the connecting line is electrically connected directly to the end of the corresponding second high-voltage cable (7),
and this free connecting region is embedded in the second base part (5).
2. The reflector high-pressure discharge lamp unit as claimed in claim 1, characterized in that the end of the second supply lead (18) or connecting line led to the second base part (5) is directly soldered or welded to the end of the second high-voltage cable (7).
3. The reflector high-pressure discharge lamp unit as claimed in claim 1, characterized in that the end of the second high-voltage cable (7) is embedded in a bore (21) in the edge of the second base part (5).
4. The reflector high-pressure discharge lamp unit as claimed in claim 1, characterized in that on the edge the second base part (5) has, in the region of the bore (21), a cylindrical appendage (19) for lengthening the bore (21).
5. The reflector high-pressure discharge lamp unit as claimed in claims 3 and 4, characterized in that the bore (21) runs parallel to the high-pressure discharge lamp axis in the edge of the second base part (5).
6. The reflector high-pressure discharge lamp unit as claimed in claim 3, characterized in that the high-voltage cable (7) is fixed in the bore in the edge of the second base part (5) by means of a screw made from insulating material.
7. The reflector high-pressure discharge lamp unit as claimed in claim 3, characterized in that the diameter of the bore (21) in the edge of the second base part (5) is less than or equal to the diameter of the insulated part of the high-voltage cable (7).
8. The reflector high-pressure discharge lamp unit as claimed in claim 1, characterized in that the end of the second supply lead (18), led to the second base part (5), or the end of the connecting line in the region of the second base part (5) is guided in a shockproof groove (25).
9. The reflector high-pressure discharge lamp unit as claimed in claims 3 and 8, characterized in that the cylindrical appendage (19) on the edge of the second base part (5) has a slot (22) which runs parallel to the bore (21) and reaches up to the groove (25).
10. The reflector high-pressure discharge lamp unit as claimed in claim 1, characterized in that the second base part (5) has a first aperture on the side facing the radiationlight exit opening of the reflector (2).
11. The reflector high-pressure discharge lamp unit as claimed in claim 1, characterized in that the second base part (5) has a second aperture on the side averted from the radiationlight exit opening of the reflector (2).
12. The reflector high-pressure discharge lamp unit as claimed in claim 1, characterized in that the second base part (5) is permanently connected to the edge of the reflector (2).
13. The reflector high-pressure discharge lamp unit as claimed in claim 1, characterized in that the second aperture fitted on the second base part (5) is sealed by a face-plate transparent to radiation and light.
14. The reflector high-pressure discharge lamp unit as claimed in claim 1, characterized in that the second base part (5) has one or more lateral ventilation openings (20).
15. The reflector high-pressure discharge lamp unit as claimed in claim 1, characterized in that reference points and threaded holders for the installation of the reflector high-pressure discharge lamp unit permanently in an aligned fashion are fitted on the second base part (5).
16. The reflector high-pressure discharge lamp unit as claimed in claim 1, characterized in that both base parts (4, 5) consist of a high-temperature plastic.