Assembly module
First Claim
Patent Images
1. An assembly module for a motor vehicle, comprising:
- an optical sensor system comprising;
an optical sensor;
a source of light; and
a monitor configured to evaluate images recorded by the optical sensor, wherein the optical sensor system is configured toa) monitor an image of a detection region lying outside of the motor vehicle so as to determine a proximity of a user, andb) trigger a signal, in the event the user is detected in the detection region, for starting an authentication check between an ID transmitter and an access control system of the motor vehicle,whereinthe optical sensor receives light from the detection region,the source of light comprises at least one light source emitting light in a transmitting region,the images each comprise a plurality of pixels,the detection region is formed by overlapping the transmitting region of the source of light and a receiving region of the optical sensor,the optical sensor system is switchable between a sleep mode and operating mode, wherein a frame rate is lower in the sleep mode than in the operating mode, andthe light has a predefined pulse frequency which comprises a plurality of light pulses emitted by the source of light over time, wherein the pulse frequency of the light is lower in the sleep mode than in the operating mode.
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Abstract
The invention relates to an assembly module (20) for a motor vehicle, comprising an optical sensor system (30), which can be used to a) monitor a detection area (21) on the outside of the motor vehicle (1) in order to determine the proximity of a user (10), b) in the event a user (10) is detected in the detection area (21), a signal for starting an authentication test between an ID transmitter (13) and an access control system (14) of the motor vehicle (1) is triggered.
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Citations
26 Claims
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1. An assembly module for a motor vehicle, comprising:
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an optical sensor system comprising; an optical sensor; a source of light; and a monitor configured to evaluate images recorded by the optical sensor, wherein the optical sensor system is configured to a) monitor an image of a detection region lying outside of the motor vehicle so as to determine a proximity of a user, and b) trigger a signal, in the event the user is detected in the detection region, for starting an authentication check between an ID transmitter and an access control system of the motor vehicle, wherein the optical sensor receives light from the detection region, the source of light comprises at least one light source emitting light in a transmitting region, the images each comprise a plurality of pixels, the detection region is formed by overlapping the transmitting region of the source of light and a receiving region of the optical sensor, the optical sensor system is switchable between a sleep mode and operating mode, wherein a frame rate is lower in the sleep mode than in the operating mode, and the light has a predefined pulse frequency which comprises a plurality of light pulses emitted by the source of light over time, wherein the pulse frequency of the light is lower in the sleep mode than in the operating mode. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23)
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24. An authentication system comprising:
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an access control system; an ID transmitter; and an assembly module for a motor vehicle, wherein the assembly module comprises; an optical sensor system comprising; an optical sensor; a source of light; and a monitor configured to evaluate images recorded by the optical sensor, wherein the optical sensor system is configured to a) monitor an image of a detection region lying outside of the motor vehicle so as to determine a proximity of a user, and b) trigger a signal, in the event the user is detected in the detection region, for starting an authentication check between an ID transmitter and an access control system of the motor vehicle, wherein the optical sensor receives light from the detection region, the source of light comprises at least one light source emitting light in a transmitting region, the images each comprise a plurality of pixels, the detection region is formed by overlapping the transmitting region of the source of light and a receiving region of the optical sensor, the optical sensor system is switchable between a sleep mode and operating mode, wherein a frame rate is lower in the sleep mode than in the operating mode, and the light has a predefined pulse frequency which comprises a plurality of light pulses emitted by the source of light over time, wherein the pulse frequency of the light is lower in the sleep mode than in the operating mode.
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25. A method for triggering at least one signal for a motor vehicle, the method comprising:
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a) monitoring an image of a detection region lying outside of the motor vehicle by an optical sensor system, so as to determine the proximity of a user; and b) triggering a signal for starting an authentication check between the ID transmitter and an access control system of the motor vehicle in the event the user is recognized in the detection region, wherein the optical sensor system comprises; an optical sensor; a source of light; and a monitor configured to evaluate images recorded by the optical sensor, wherein the optical sensor system receives light from the detection region, the source of light comprises at least one light source emitting light in a transmitting region, the images each comprise a plurality of pixels, the detection region is formed by overlapping the transmitting region of the source of light and a receiving region of the optical sensor, the optical sensor system is switchable between a sleep mode and operating mode, wherein a frame rate is lower in the sleep mode than in the operating mode, and the light has a predefined pulse frequency which comprises a plurality of light pulses emitted by the source of light over time, wherein the pulse frequency of the light is lower in the sleep mode than in the operating mode. - View Dependent Claims (26)
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Specification