Author: claimsbot

1. An illumination system, comprising:
a lighting apparatus having a solid-state light emitting element as a light source; and
a dimmer including a bidirectional switching element having a self-sustaining function and connected to a serial circuit of the lighting apparatus and an external power source, wherein the dimmer varies a conduction angle of the bidirectional switching element by controlling a phase of an AC voltage of the external power source,
wherein the lighting apparatus performs dimming of the light source based on the conduction angle of the bidirectional switching element, and the dimmer continues to apply driving current to the bidirectional switching element during a first period, which is a part of a second period, the bidirectional switching element being allowed to conduct throughout the second period.
2. The illumination system of claim 1, wherein the length of the first period varies depending on the length of the second period.
3. The illumination system of claim 1, wherein the length of the first period becomes longer as the length of the second period becomes longer.
4. The illumination system of claim 1, wherein the lighting apparatus detects the conduction angle of the bidirectional switching element within the first period in which the dimmer continues to apply the driving current to the bidirectional switching element.
5. The illumination system of claim 1, wherein if the conduction angle of the bidirectional switching element is below a predetermined value, dimming of the light source is performed at a constant dimming ratio regardless of the conduction angle and wherein, at the constant dimming ratio, the light source is turned on at a certain brightness level.
6. The illumination system of claim 1, wherein a holding circuit is connected in parallel with the lighting apparatus and provides a path for flowing current to the dimmer from the external power source during a period in which no driving current is applied to the bidirectional switching element.

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 multi-channel receiver comprising:
an outer programmable gain controller controlling gain of a multi-channel signal prior to said multi-channel signal being split into a plurality of individual channels; and
a plurality of inner programmable gain controllers, each inner gain controller controlling gain of one of said individual channels,
wherein the outer gain controller receives feedback identifying if a packet is being processed on any of said individual channels and controls the gain of the multi-channel signal at a fixed nominal gain if a packet is being processed on one of said individual channels.
2. The multi-channel receiver of claim 1, further comprising an analog to digital converter to digitize the gain controlled multi-channel signal and wherein each channel further comprises a digital filter.
3. The multi-channel receiver of claim 1, wherein the feedback is provided by a modem operable to demodulate one of the individual channels and the feedback identifies if a packet is being processed by the modem.
4. The multi-channel receiver of claim 3, wherein the feedback is provided by a plurality of modems, each modem operable to demodulate one of the individual channels; wherein the feedback identifies if a packet is being processed by any of the modems.
5. The multi-channel receiver of claim 1, wherein the feedback is provided by an analyzer.
6. The multi-channel receiver of claim 1, wherein the outer gain controller controls the gain of the multi-channel signal at the fixed nominal gain while an acquisition threshold power level is not exceeded.
7. The multi-channel receiver of claim 6, wherein once the acquisition threshold power level or a high threshold power level is exceeded, the outer gain controller adjusts the fixed nominal gain such that a total power is brought below the acquisition threshold.
8. The multi-channel receiver of claim 7, wherein the outer gain controller waits until no packets are being processed on any of said individual channels prior to adjusting the fixed nominal gain.
9. The multi-channel receiver of claim 1, wherein the inner gain controller adjusts a gain when an input signal to said inner gain controller differs from a predetermined reference level.
10. The multi-channel receiver of claim 1, wherein the outer programmable gain controller is an analog gain controller.
11. The multi-channel receiver of claim 1, wherein the inner programmable gain controller is a digital gain controller.
12. A method of automatic gain control for multi-channel communications comprising:
automatically controlling gain of a multi-channel signal with an outer programmable gain controller, prior to said multi-channel signal being split into a plurality of individual channels;
automatically controlling gain of said individual channels with a plurality of inner programmable gain controllers; and
receiving feedback identifying if a packet is being processed on any of said individual channels;
wherein the controlling gain of the multi-channel signal is at a fixed nominal gain if a packet is being processed on one of said individual channels.
13. The method of claim 12 further comprising:
digitizing the gain controlled multi-channel signal with an analog to digital converter, wherein each channel further comprises a digital filter.
14. The method of claim 12
wherein the controlling gain of the multi-channel signal at the fixed nominal gain occurs while an acquisition threshold power level is not exceeded; and
adjusting the fixed nominal gain, if the acquisition threshold power level or a high threshold power level is exceeded, such that a total power is brought below the acquisition threshold.
15. The method of claim 14 further comprising: waiting until no packets are being processed on any of said individual channels prior to adjusting the fixed nominal gain.
16. The method of claim 12 further comprising:
adjusting a gain, with the plurality of inner gain controllers, when an input signal to said inner gain controller differs from a predetermined reference level.
17. The method of claim 12, wherein the automatically controlling gain of a multi-channel signal further comprises:
controlling an analog gain with the outer programmable gain controller.
18. The method of claim 12, wherein the automatically controlling gain of a individual channels further comprises:
controlling a digital gain with the inner programmable gain controller.
19. The method of claim 12 further comprising demodulating each of said individual channels after the automatically controlling gain of said individual channels with a plurality of modems; and wherein the feedback identifies if a packet is being processed by any of the modems.
20. A multi-channel receiver comprising:
an attenuation gain control means for adjusting gain for a multi-channel signal, prior to said multi-channel signal being split into a plurality of individual channels;
a plurality of gain control means for individually adjusting gain of said individual channels of the multi-channel signal; and
a plurality of feedback mechanisms providing feedback to the attenuation gain control means, the feedback identifying if a packet is being processed on any of said individual channels;
wherein the attenuation gain control means adjusts gain for the multi-channel signal at a fixed nominal gain if a packet is being processed on one of said individual channels.
21. A multi-channel receiver comprising:
an outer variable gain amplifier that receives a multi-channel input signal;
an outer analog gain controller that controls the gain applied to the multi-channel input signal;
an analog to digital converter that digitizes the multi-channel input signal after gain adjustment;
a plurality of band pass filters, said filters receiving the digitized multi-channel signal and each filter outputting an individual channel;
a plurality of inner variable gain amplifiers, each receiving a respective individual channel;
a plurality of inner digital gain controllers, each controlling the gain applied to a respective individual channel; and
a plurality of feedback mechanisms providing feedback to the outer analog gain controller, the feedback identifying if a packet is being processed on any of said individual channels;
wherein the outer analog gain controller controls the gain applied to the multi-channel input signal at a fixed nominal analog gain if a packet is being processed on one of said individual channels.
22. The multi-channel receiver of claim 21, wherein the plurality of feedback mechanisms are modems, each of the modems operable to demonstrate one of the individual channels; wherein the feedback identifies if a packet is being processed by any of the modems.
23. The multi-channel receiver of claim 21, wherein the plurality of feedback mechanisms are end point analyzers.
24. The multi-channel receiver of claim 21, wherein the outer gain controller controls the gain applied to the multi-channel signal at the fixed nominal analog gain while an acquisition threshold power level is not exceeded.
25. The multi-channel receiver of claim 24, wherein once the acquisition threshold power level or a high threshold power level is exceeded, the outer gain controller adjusts the analog gain such that a total power is brought below the acquisition threshold.
26. The multi-channel receiver of claim 25, wherein the outer gain controller waits until no packets are being processed on any of said individual channels prior to adjusting the analog gain.
27. The multi-channel receiver of claim 21, wherein the inner gain controller adjusts a digital gain when an input signal to said inner gain controller differs from a predetermined reference level.

1. Electrical axle assembly for a motor vehicle, comprising a first electric machine, which is rotationally fixed to a first input shaft, a second electric machine, which is rotationally fixed to a second input shaft, the first input shaft and the second input shaft being arranged coaxially along an input axle, a first output shaft, which can be connected to a first driving wheel, and a second output shaft, which can be connected to a second driving wheel, the first output shaft and the second output shaft being arranged coaxially along an output axle and each being connected to the associated input shaft via at least one transmission stage, in such a way that the driving wheels can be driven independently of one another by the electric machines,
wherein at least one bearing-journal shaft of the shafts has a bearing journal, which is radially supported in an axial bearing bore of a bearing-bore shaft coaxial therewith.
2. Electrical axle assembly according to claim 1, wherein the bearing journal is supported in the bearing bore by at least one needle-roller bearing.
3. Electrical axle assembly according to claim 1, wherein the bearing journal-shaft has a shoulder section, an axial bearing being arranged between the shoulder section and the bearing-bore shaft.
4. Electrical axle assembly according to claim 1, wherein a shaft arrangement comprising the bearing journal-shaft and the bearing bore-shaft is supported on a housing by two shaft bearings.
5. Electrical axle assembly according to claim 1, wherein the input shafts are each connected to the output shafts via a gear set, the gear sets being arranged symmetrically about a longitudinal axis.
6. Electrical axle assembly according to claim 5, wherein the bearing journal extends into the bearing bore at least up to the gear set, which is located on the bearing bore-shaft.
7. Electrical axle assembly according to claim 1, wherein the bearing journal extends into the bearing bore at least up to a shaft bearing, which serves to support the bearing bore-shaft on a housing.
8. Electrical axle assembly according to claim 1, wherein a parking position gear is fixed to each of the input shafts.
9. Electrical axle assembly according to claim 8, wherein the parking position gear is in each case arranged between a shaft bearing, which serves to support the input shaft on a housing, and a gear wheel, which is connected to the output shaft.
10. Electrical axle assembly according to claim 1, wherein the input shafts are in each case connected via a first transmission stage to a respective one of a first and a second intermediate shaft, these shafts in each case being connected to the respective output shaft via a second transmission stage.
11. Electrical axle assembly according to claim 1, wherein the input shafts are connected to the respective output shafts via at least a respective one of a first and a second gear set, the first gear set and the second gear set being of symmetrical design about a longitudinal axis, in such a way that axial forces resulting from the tooth engagements cancel each other out.
12. Electrical axle assembly according to claim 1, wherein the axle assembly has a two-part housing, the two housing parts of which are substantially symmetrical about a longitudinal axis.
13. Electrical axle assembly according to claim 1, wherein the bearing journal and the bearing bore are of a conically tapering design.
14. Electrical axle assembly according to claim 13, wherein an outside diameter of the bearing journal, in an area of a point of origin of the bearing journal, is at least one of equal to the outside diameter of the bearing-bore shaft at a point where the bearing-bore shaft is supported on a housing by means of a shaft bearing and to the outside diameter of the bearing-journal shaft at a point where the bearing-journal shaft is supported on a housing by means of another shaft bearing.
15. Electrical axle assembly according to claim 1, wherein the bearing bore has an oil feed aperture in the area of the free end of the bearing journal.

The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.

1-6. (canceled)
7. A four-door motor vehicle comprising a door sealing system for frameless doors, the motor vehicle has a front door cutout and a rear door cutout and, between them, a B pillar which ends level with the window sill, wherein the door cutouts are bordered by a primary seal, wherein
a) the primary seal, at its part which surrounds the window sill region of the B pillar, forms a sealing cushion which projects outward from the B pillar,
b) in the region of the cushion, the doors have molded parts which bear against each other and against the sealing cushion when the doors are closed,
c) the molded parts sealing off the windowpanes in relation to the door panels and forming a secondary seal with each other.
8. The four-door motor vehicle as claimed in claim 7, wherein the molded parts, on their mutually facing sides, form flexible sealing beads which interact with each other.
9. The four-door motor vehicle as claimed in claim 8, wherein, the doors are fastened at their side which is in front in the direction of travel to the body by means of hinges, wherein the sealing bead of the molded part of the rear door is closer to the sealing cushion than the sealing bead of the molded part of the front door, and therefore it partially slides between the sealing bead of the front door and the sealing cushion when the rear door is closed.
10. The four-door motor vehicle as claimed in claim 7, wherein the molded parts are inserted into cutouts on the respective end side of the respective door and are fitted onto the upper window sill edge of the door.
11. The four-door motor vehicle as claimed in claim 7, wherein the molded parts merge in the interior of the door into the window channel seals.
12. The four-door motor vehicle as claimed in claim 11, wherein the molded parts are connected to the window channel seals integrally or by means of vulcanization.