Method and device for detecting objects, especially used as a parking assistance device in a motor vehicle
First Claim
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1. A device for detecting objects, comprising:
- at least one distance sensor configured to emit a transmitting signal and to receive returned transmitting signal;
at least one microcontroller configured to control each distance sensor; and
an output unit;
wherein the microcontroller is configured to apply to the transmitting signal an identifier signal that is changeable with time and to distinguish between returned transmitting signal output and other signals received by the device based on the identifier.
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Abstract
A device for detecting objects, especially used as a parking assistance device in a motor vehicle, includes a plurality of distance sensors, at least one microcontroller configured to control the distance sensors and an output unit. The distance sensors emit a signal in accordance with an identifier that is modified over time by the microcontroller.
15 Citations
25 Claims
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1. A device for detecting objects, comprising:
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at least one distance sensor configured to emit a transmitting signal and to receive returned transmitting signal; at least one microcontroller configured to control each distance sensor; and an output unit; wherein the microcontroller is configured to apply to the transmitting signal an identifier signal that is changeable with time and to distinguish between returned transmitting signal output and other signals received by the device based on the identifier. - View Dependent Claims (2, 3, 4, 5, 6, 7, 10, 11, 12)
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8. A device for detecting objects, comprising:
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at least one distance sensor configured to emit a transmitting signal and to receive returned transmitting signal; at least one microcontroller configured to control each distance sensor; and an output unit; wherein the microcontroller is configured to apply to the transmitting signal an identifier that is changeable with time and to distinguish between returned transmitting signal output and other signals received by the device based on the identifier; and wherein each distance sensor includes an ultrasonic foil transducer. - View Dependent Claims (9)
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13. A device for detecting objects, comprising:
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a plurality of distance sensors; at least one microcontroller configured to control each of the distance sensors; and an output unit; wherein the microcontroller is configured to apply to the distance sensors an identifier signal that is changeable with time. - View Dependent Claims (14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25)
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Specification