DE102022210569A1 - Sensor system, use of a sensor system with a trailer, trailer and motor vehicle system - Google Patents

Abstract

The present invention relates to a sensor system (10) for a trailer (110) for a motor vehicle (100), the sensor system (10) having at least one detection device (20) for detecting at least one trailer parameter (112) of the trailer (110) and/or at least one cargo parameter (122) of a cargo (120) of the trailer (110), a computer device (30) for evaluating the at least one detected trailer parameter (112) and/or the at least one detected cargo parameter (122), a communication device (40) for wireless, data-communicating connection to the motor vehicle (100) and a fastening device (50) for detachably fastening the sensor system (10) to the trailer (110) and/or to the cargo (120) of the trailer (110). Furthermore, the invention relates to a use of a sensor system (10) with a trailer (110) for a motor vehicle (100), a trailer (110) for a motor vehicle (100) with a sensor system (10) and a motor vehicle system (150) with a motor vehicle (100) and a sensor system (10).

Description

The present invention relates to a sensor system for a trailer for a motor vehicle. The invention further relates to a use of a sensor system with a trailer for a motor vehicle. The invention also relates to a trailer for a motor vehicle and a motor vehicle system with a motor vehicle and a sensor system.

The currently publicly known trailers for a motor vehicle in the state of the art mostly do not have any sensors. Known trailers for specific purposes, such as refrigerated trailers, mostly only have permanently installed sensors that are limited to the applications of the specific purposes of the trailer. Known general sensors, in particular position sensors and/or sensors for attachment to a trailer's cargo, mostly rely on separate computer units and do not allow for advantageous coupling with a motor vehicle.

Known caravans are mostly equipped without any sensors and solve issues such as stabilizing the caravan while driving mostly mechanically and/or via solution concepts for a trailer coupling between a trailer and a motor vehicle.

It is therefore the object of the present invention to eliminate or at least partially eliminate the disadvantages in the prior art described above. In particular, it is the object of the invention to provide a sensor system for a trailer for a motor vehicle, with which the detection of at least one trailer parameter of the trailer and/or at least one cargo parameter of a cargo of the trailer is made particularly easy. In particular, it is also the object of the invention to provide a trailer for a motor vehicle with a sensor system and a motor vehicle system with a motor vehicle and a sensor system.

The above object is solved by the patent claims. In particular, the object is solved by a sensor system with the features of independent claim 1. Furthermore, the object is solved by the use of a sensor system with a trailer for a motor vehicle with the features of independent claim 10, by a trailer for a motor vehicle with a sensor system with the features of independent claim 11 and by a motor vehicle system with a motor vehicle and a sensor system with the features of independent claim 12. Further advantages and details of the invention emerge from the subclaims, the description and the drawings. Features that are described in connection with the sensor system according to the invention naturally also apply in connection with the inventive use of the sensor system with a trailer for a motor vehicle, the inventive trailer for a motor vehicle with a sensor system, the inventive motor vehicle system with a motor vehicle and a sensor system and vice versa, so that with regard to the disclosure of the individual aspects of the invention, reference is or can always be made mutually.

According to a first aspect of the invention, the object is achieved by a sensor system for a trailer for a motor vehicle. The sensor system has at least one detection device for detecting at least one trailer parameter of the trailer and/or at least one cargo parameter of a cargo of the trailer, a computer device for evaluating the at least one detected trailer parameter and/or the at least one detected cargo parameter, a communication device for wireless, data-communicating connection to the motor vehicle and a fastening device for detachably fastening the sensor system to the trailer and/or to the cargo of the trailer.

The sensor system is preferably to be understood and/or designed as a trailer sensor system. The detection device according to the invention preferably comprises at least one sensor device for detecting the at least one trailer parameter of the trailer and/or the at least one cargo parameter of a trailer's cargo. The detection device is preferably designed as a position sensor device, optical sensor device, camera device, infrared sensor device, radar sensor device, ultrasonic sensor device, reading device for reading and/or recognizing a cargo and/or as a biometric sensor device. The detection device is preferably designed to detect the at least one trailer parameter of the trailer and/or the at least one cargo parameter of a trailer's cargo both when the trailer is driving and when the trailer is loading and/or parking. Thus, in addition to advantageous parameter detection while the trailer is driving, the sensor system according to the invention enables, for example, anti-theft protection and/or monitoring against manipulation of the trailer and/or the cargo.

The recorded trailer parameters and/or cargo parameters can preferably be stored on a storage device of the sensor system.

The at least one trailer parameter is to be understood as a parameter of the trailer. The at least one freight parameter is to be understood as a parameter of a freight of the trailer. Example embodiments of the trailer parameters and freight parameters are presented in subsequent sections of the description. In the context of the invention, the freight is preferably to be understood as a transport item, transport object and/or transport creature inside and/or on the trailer. For example, the freight is to be understood as a package, goods on a pallet, a boat, an object and/or an animal. The freight is preferably attached to the trailer at least in sections, directly or indirectly.

The trailer according to the invention is to be understood as an open trailer or at least one that is closed in sections. The trailer is preferably designed as a transport trailer for the cargo ahead and/or as a caravan. The trailer preferably has a trailer coupling and is designed to be coupled to a coupling device of the motor vehicle. The trailer is preferably designed without a traction drive. The trailer preferably comprises at least two tires, in particular with at least one axle. Alternatively or additionally, the trailer is to be understood as an attachment and/or mounting device for a motor vehicle, such as a rear device, a roof device, a ski box and/or a transport device. Alternatively or additionally, the trailer is to be understood as a trailer and/or a mounting device for a motor vehicle.

The sensor system comprises at least one computer device, wherein the computer device is designed to evaluate the at least one recorded trailer parameter and/or the at least one recorded freight parameter. The computer device is preferably connected to the at least one detection device in a data-communicating manner. The data-communicating connections described above and below are preferably wired or wireless, unless otherwise described. The evaluation of the at least one recorded trailer parameter and/or the at least one recorded freight parameter preferably comprises an analysis, calculation, preparation and/or other processing of the data provided by the at least one detection device. The computer device preferably comprises a learning device and/or an AI device for expanding, in particular independently expanding, the range of functions of the computer device, in particular on the basis of the recorded trailer parameters and/or freight parameters.

The computer device is preferably designed to provide and/or send the evaluated parameters and/or data to the motor vehicle. For this purpose, the sensor system comprises a communication device, wherein the communication device is preferably connected to the computer device in a data-communicating manner. The communication device can also be explicitly connected to the motor vehicle in a wireless manner. The data-communicating connection between the communication device and the motor vehicle is preferably designed to be encrypted. In the context of the invention, a wireless connection is to be understood as a wireless data transmission at least in sections. Of course, cables can be present on the motor vehicle side and/or on the side of the communication device without changing the core and the intended function of the feature. The computer device is preferably designed to share the load and/or function with a computer device of the motor vehicle, thereby enabling an advantageous performance and/or intelligence expansion with computing power from the motor vehicle. For this purpose, the computer device of the sensor system can preferably be connected to at least one computer device of the motor vehicle in a data-communicating manner.

The motor vehicle is preferably designed to output, in particular via an infotainment system of the motor vehicle, and/or for other use, in particular by a control unit of the motor vehicle, the evaluated parameters and/or data which the motor vehicle passively receives from the communication device and/or actively requests.

The sensor system further comprises a fastening device for detachably fastening the sensor system to the trailer, to and/or in the trailer's cargo. The fastening device is preferably designed in at least two parts, with the fastening device preferably comprising two operatively connected fastening halves. The fastening device is described in a clear and exemplary manner as a clamp connection, snap connection, rotary connection, in particular a bayonet lock, belt connection, magnetic, force-locking and/or friction-locking. The fastening device is explicitly designed for detachable, in particular non-destructive and/or tool-free, fastening of the sensor system to the trailer and/or to the trailer's cargo.

The sensor system preferably comprises a power supply device. The power supply device can preferably be connected to the trailer, in particular to a power interface of the trailer, wirelessly or by cable. Age The energy supply device is designed as an energy storage device, either natively or additionally.

A sensor system designed in this way is particularly advantageous because it is particularly easy to record at least one trailer parameter of the trailer and/or at least one cargo parameter of a trailer's cargo. The sensor system according to the invention advantageously enables an evaluation of the recorded parameters through the computer device and also enables flexible use of the sensor system with other trailers and/or other applications through the fastening device. The fastening device thus makes the sensor system advantageously resource-saving and sustainable. The sensor system allows trailers without sensors to be advantageously equipped with the sensor system and trailers with sensors to be advantageously expanded with the sensor system. The sensor system according to the invention thus enables advantageous cost, material and labor savings.

• - Lagedaten des Sensorsystems, der Erfassungsvorrichtung, des Anhängers und/oder der Fracht,
• - Bewegungsdaten des Sensorsystems, der Erfassungsvorrichtung, des Anhängers und/oder der Fracht,
• - Temperaturdaten des Sensorsystems, der Erfassungsvorrichtung, des Anhängers und/oder der Fracht,
• - Biometriedaten der Fracht.

According to a preferred further development of the invention, it can be provided in a sensor system that the detection device is designed to detect at least one of the following trailer parameters and/or freight parameters:

• - Location data of the sensor system, the detection device, the trailer and/or the cargo,
• - Movement data of the sensor system, the detection device, the trailer and/or the cargo,
• - Temperature data of the sensor system, the detection device, the trailer and/or the cargo,
• - Biometric data of the cargo.

The position data of the sensor system, the detection device, the trailer and/or the cargo are preferably to be understood as data on the inclination, height, movement and/or acceleration and/or as a change in the above data, in particular over time, of the sensor system, the detection device of the trailer and/or the cargo. Alternatively or additionally, the movement data are to be understood as movement patterns of the cargo.

The temperature data are to be understood as temperatures of the sensor system, the detection device, the trailer and/or the cargo, wherein the temperatures are preferably recorded on a surface of the sensor system, the detection device, the trailer and/or the cargo.

The biometric data of the cargo, in particular of an animal, are preferably to be understood as a measurement and/or analysis of biological data of the cargo. Preferably, the detection device detects a pulse, a size and/or a movement of at least one eye, a moisture level of the surface of the cargo, in particular a skin and/or fur of an animal, and/or a breathing rate. The biometric data are preferably recorded "non-invasively", i.e. without the detection device physically penetrating the cargo.

Preferably, the trailer parameters and/or freight parameters are recorded over time. The trailer parameters and/or freight parameters are preferably recorded at regular or irregular intervals, continuously and/or based on a trigger action recorded by the sensor system and/or the motor vehicle. Particularly preferably, the at least one recording device enables real-time recording and/or transmission of the trailer parameters and/or freight parameters. In particular, the sensor system according to the invention thus enables control and/or storage for later analysis and/or evaluation of the trailer parameters and/or freight parameters, in particular with storage of the respective GPS coordinates.

Preferably, the recording of the above data allows advantageous conclusions to be drawn about the trailer and/or the cargo. For example, the recorded position data of the trailer can be used to draw conclusions about trailer properties such as tire pressure and/or the driving properties and/or the driving behavior of the trailer. Furthermore, the recorded data can advantageously be used to monitor the behavior and/or condition of an animal in and/or on the trailer. Furthermore, the recorded data can advantageously be used to monitor load securing.

A sensor system designed in this way is particularly advantageous because it makes it particularly easy to detect at least one trailer parameter of the trailer and/or at least one cargo parameter of a trailer's cargo.

According to a preferred further development of the invention, a sensor system can be provided with an output device, wherein the output device is designed to output the at least one recorded trailer parameter, the at least one recorded freight parameter and/or to output data by the computer device. Additionally or alternatively, the at least one Output device designed for outputting acoustic and/or optical outputs. Preferably, this advantageously enables an output of acoustic signals and/or a transmission and/or output of acoustic noises and/or commands, in particular from the motor vehicle and/or from the user of the motor vehicle. Preferably, the sensor system comprises an optical, acoustic and/or haptic output device. Particularly preferably, the sensor system comprises a graphic output device, such as a display. The output device of the sensor system advantageously enables information to be output via the sensor system, the trailer and/or the cargo, in particular directly on the sensor system. Preferably, the output device enables data to be output from the computer unit, in particular wherein the output device is connected to the computer unit in a data-communicating manner. In particular, the output device enables additional output of data in addition to output via an output device of the motor vehicle, in particular an infotainment system of the motor vehicle. Preferably, the sensor system, in particular the output device, comprises an input device, wherein the input device is designed for inputting data, commands and/or settings of the sensor system. Preferably, the output device and the input device are designed together, in particular as a touch-sensitive display. A sensor system designed in this way is particularly advantageous due to the output device, since the detection of at least one trailer parameter of the trailer and/or at least one cargo parameter of a cargo of the trailer is made particularly easy.

According to a preferred further development of the invention, a sensor system can be provided with a base body, wherein the detection device, the computer device, the communication device and/or the output device are arranged at least in sections in the base body and/or wherein the sensor system is designed as a mobile terminal. The base body preferably comprises the devices of the sensor system at least in sections. In the context of the invention, the base body is preferably to be understood as a housing and/or volume for at least partially, in particular completely, accommodating the above and preferably also the subsequently described devices of the sensor system. Preferably, the base body forms the fastening device at least in sections. Alternatively or additionally, the fastening device is preferably attached to the base body. The fastening device preferably enables the base body to be attached directly or indirectly to the trailer and/or the cargo. The base body preferably comprises at least a front side and a back side and is cuboid-shaped or essentially cuboid-shaped. The wording “X or essentially X” should be understood within the scope of the invention as a possible, slight deviation, for example due to manufacturing tolerances, material and/or process properties, without changing the underlying, intended function of the feature. The base body advantageously enables a stable design of the sensor system and consequently improved handling of the sensor system by a user. Within the scope of the invention, the mobile terminal is preferably to be understood as a cell phone, tablet, wristwatch, other mobile terminal and/or a combination of at least two mobile terminals. A sensor system designed in this way is particularly advantageous due to the base body, since the detection of at least one trailer parameter of the trailer and/or at least one cargo parameter of a cargo of the trailer is made particularly easy.

According to a preferred further development of the invention, a sensor system can be provided in which the sensor system, in particular the communication device, comprises a mobile radio network device, wherein the mobile radio network device is designed for data communication with and/or via a mobile radio network. A mobile radio network device advantageously enables additional or alternative data communication via an additional or alternative data connection. Preferably, the mobile radio network device enables an emergency call function, in particular depending on the recorded trailer parameters and/or freight parameters. Preferably, the emergency call function is designed to be adjustable, for example to a number of a veterinarian and/or an owner of the freight that can be dialed by the user. Preferably, the mobile radio network device enables data transmission to and/or from an external server device, for example to load software updates for the sensor system and/or other data for the sensor system and/or to transmit them to the server device, for example for the purpose of data backup. Preferably, the mobile radio network device enables data transmission to a mobile radio device of a calling or called end user. A sensor system designed in this way is particularly advantageous due to the mobile radio network device, since the detection of at least one trailer parameter of the trailer and/or at least one cargo parameter of a cargo of the trailer is made particularly easy.

According to a preferred further development of the invention, a sensor system can be provided in which the sensor system comprises a control device, wherein the control device is designed to control the motor vehicle on the basis of the evaluation of the at least one recorded trailer parameter and/or the at least one recorded freight parameter. Control of the motor vehicle within the scope of the invention is preferably understood as sending control commands from the sensor system to the motor vehicle, wherein the motor vehicle is preferably designed to process the control commands. Processing of the control commands by the motor vehicle is also preferably understood as implementing the control commands by at least one device of the motor vehicle. For example, a mechanical, electrical, pneumatic and/or hydraulic device of the motor vehicle converts a control command into a change in a motor vehicle parameter. For example, the motor vehicle is braked by a control command of the sensor system and its implementation by a device of the motor vehicle. Alternatively or additionally, implementation of a control command comprises a software-based reaction of the motor vehicle, in particular of a control unit of the motor vehicle. The control device is preferably designed for data communication with the motor vehicle, a device of the motor vehicle and/or a control unit of the motor vehicle. The control of the motor vehicle preferably takes place directly or includes a query, for example by the infotainment system of the motor vehicle, for confirmation or rejection by a user of the motor vehicle.

The control is based on the evaluation of the at least one recorded trailer parameter and/or the at least one recorded freight parameter. In other words, the control advantageously enables a reaction to the recorded trailer parameters and/or freight parameters and/or a control based on the recorded trailer parameters and/or freight parameters. Preferably, a sensor system designed in this way enables, for example, an adaptation of the driving style of the motor vehicle depending on the position data of the trailer and/or the freight in the trailer. Alternatively or additionally, for example, a control of a trailer device, for example a control of a cooling device of the trailer, is made possible on the basis of a recorded temperature of the freight of the trailer or an interior of the trailer. Alternatively or additionally, a route planning is suggested in the infotainment system on the basis of the recorded movement profile of a transported animal and/or other freight in the trailer, for example a route with fewer curves, in particular in order to be confirmed or rejected by a user of the motor vehicle. A sensor system designed in this way is particularly advantageous due to the control device, since the detection of at least one trailer parameter of the trailer and/or at least one cargo parameter of a cargo of the trailer and the control of the motor vehicle on the basis of the at least one detected trailer parameter and/or the at least one detected cargo parameter is made particularly easy.

According to a preferred further development of the invention, in a sensor system it can be provided that the control device and/or the computer device are designed to send a control request to the motor vehicle and to receive an input in response to the control request from the motor vehicle, wherein the control of the motor vehicle is carried out by the control device depending on the input. As described above, it is particularly advantageous if the control is carried out depending on an input, for example a confirmation or rejection, by the user of the motor vehicle. The query is preferably issued by a device such as an infotainment system of the motor vehicle. The user's input is preferably made by the same device or a separate input device of the motor vehicle. In other words, a sensor system designed in this way takes the user into account when controlling the motor vehicle, so that preferably no control takes place without the user's consent. A sensor system designed in this way is particularly advantageous due to the control device, since the detection of at least one trailer parameter of the trailer and/or at least one cargo parameter of a cargo of the trailer and the control of the motor vehicle on the basis of the at least one detected trailer parameter and/or the at least one detected cargo parameter, taking into account an input from the user, is made particularly easy.

According to a preferred further development of the invention, a sensor system can be provided with a profile device, in particular the computer device, which profile device enables a selection between at least two profiles, wherein the at least one recorded trailer parameter and/or the at least one recorded freight parameter can be evaluated depending on the selected profile. Preferably, a depth of the evaluation is designed to be adjustable. The depth of the evaluation is preferably defined as a scope of the taken into account trailer parameters and/or freight parameters. Alternatively or additionally, the depth of the evaluation is preferably to be understood as iterations of the evaluation and/or a computational effort. The selection of the at least two profiles is preferably carried out manually by a user or at least partially automatically on the basis of the at least one recorded trailer parameter and/or the at least one recorded freight parameter. Clearly described, the sensor system is preferably designed to recognize a freight based on a recorded freight parameter and to select a corresponding profile for the further evaluation of the recorded freight parameters. Alternatively or additionally, a user can select a profile for evaluating the trailer parameters and/or the freight parameters, for example on the previously described output and input device of the sensor system. The at least two profiles can preferably be stored on a storage device of the sensor system and/or retrieved from an external server device and/or from the motor vehicle. A sensor system designed in this way is particularly advantageous due to the profile device, since the detection of at least one trailer parameter of the trailer and/or at least one freight parameter of a freight of the trailer is made particularly easy by the profile selection.

According to a preferred further development of the invention, a sensor system can be provided in which the sensor system comprises an external detection device, wherein the external detection device is designed separately from the at least one detection device and/or the base body, wherein the external detection device is connected to the computer device in a data-communicating manner and wherein the external detection device is designed to detect at least one trailer parameter of the trailer and/or at least one freight parameter of the trailer's freight. The external detection device according to the invention is preferably to be understood within the scope of the invention as an additional detection device that can be arranged flexibly and/or independently of the sensor system in and/or on the trailer and/or the freight. The external detection device is designed to detect at least one trailer parameter of the trailer and/or at least one freight parameter of the trailer's freight. The at least one trailer parameter of the trailer and/or the at least one freight parameter of the trailer's freight detected by the external detection device can correspond to or differ from the at least one detected trailer parameter and/or the at least one detected freight parameter. The external detection device is preferably connected to the sensor system in a data-communicating, wired or wireless manner. The external detection device can preferably be detachably attached to and/or in the trailer and/or to the cargo. The external detection device preferably has the features and advantages that have already been described for the detection device in the previous sections. In particular, a previously described control of the motor vehicle is additionally carried out on the basis of the evaluation of the at least one trailer parameter and/or the at least one cargo parameter detected by the external detection device. A sensor system designed in this way is particularly advantageous due to the external detection device, since the detection of at least one trailer parameter of the trailer and/or at least one cargo parameter of a cargo of the trailer is made particularly simple and flexible.

According to a second aspect of the invention, the object is achieved by using a sensor system with a trailer for a motor vehicle. In particular, the trailer comprises a load. The sensor system is designed according to the first aspect. The described use of the sensor system with a trailer for a motor vehicle results in all the advantages that have already been described for the sensor system according to the first aspect of the invention. Such a use of the sensor system with a trailer for a motor vehicle is particularly advantageous because the detection of at least one trailer parameter of the trailer and/or at least one load parameter of a load of the trailer is made particularly simple and flexible.

According to a third aspect of the invention, the object is achieved by a trailer for a motor vehicle. The trailer comprises a sensor system, wherein the sensor system is detachably fastened in and/or on the trailer, in particular in and/or on a load of the trailer. The sensor system is designed according to the first aspect. The trailer described offers all the advantages that have already been described for the sensor system according to the first aspect of the invention.

The at least one trailer parameter is to be understood as a parameter of the trailer. The at least one freight parameter is to be understood as a parameter of a freight of the trailer. In the context of the invention, the freight is preferably to be understood as a transport item, transport object and/or transport creature inside and/or on the trailer. For example, the freight is as a package, goods on a pallet, a boat, an object and/or an animal. Preferably, the cargo is attached to the trailer at least in sections, directly or indirectly.

The trailer according to the invention is to be understood as an open trailer or at least a partially closed trailer. The trailer is preferably designed as a transport trailer for the cargo ahead and/or as a caravan. The trailer preferably has a trailer coupling and is designed to be coupled to a coupling device of the motor vehicle. The trailer is preferably designed without a traction drive. The trailer preferably comprises at least two tires, in particular with at least one axle.

A trailer for a motor vehicle designed in this way is particularly advantageous because the sensor system enables the detection of at least one trailer parameter of the trailer and/or at least one cargo parameter of a cargo of the trailer in a particularly simple and flexible manner.

According to a fourth aspect of the invention, the object is achieved by a motor vehicle system. The motor vehicle system has a motor vehicle and a sensor system for a trailer for the motor vehicle. The sensor system is designed for a wireless, data-communicating connection to the motor vehicle, in particular a transmitting and receiving device of the motor vehicle. The sensor system is also designed according to the first aspect. The motor vehicle system described offers all the advantages that have already been described for the sensor system according to the first aspect of the invention. The motor vehicle preferably comprises an output device and/or an infotainment system for outputting data from the computer device of the sensor system. The motor vehicle, in particular a control device of the motor vehicle, is preferably designed to receive and/or implement control commands by the control device of the sensor system in accordance with the preceding sections. A motor vehicle system designed in this way is particularly advantageous because the sensor system enables the detection of at least one trailer parameter of the trailer and/or at least one cargo parameter of a cargo of the trailer in a particularly simple and flexible manner.

• 1 in einer funktionalen Ansicht ein Kraftfahrzeug mit einem Anhänger mit einem Sensorsystem,
• 2 in einer Seitenansicht ein Kraftfahrzeugsystem mit einem Kraftfahrzeug mit einem Anhänger mit einer Fracht und einem Sensorsystem, und
• 3 in einer Seitenansicht ein Kraftfahrzeugsystem mit einem Kraftfahrzeug mit einem Anhänger mit einem Sensorsystem.

A sensor system according to the invention, a use of a sensor system with a trailer for a motor vehicle, a trailer for a motor vehicle and a motor vehicle system with a motor vehicle and a sensor system are explained in more detail below with reference to drawings. They each show schematically:

• 1 in a functional view a motor vehicle with a trailer with a sensor system,
• 2 in a side view a motor vehicle system with a motor vehicle with a trailer with a cargo and a sensor system, and
• 3 in a side view a motor vehicle system with a motor vehicle with a trailer with a sensor system.

Elements with the same function and mode of operation are in the 1 to 3 each provided with the same reference symbols.

In 1 is a schematic functional view of a motor vehicle 100 with a trailer 110 with a sensor system 10. The sensor system 10 has a detection device 20 for detecting a plurality of trailer parameters 112 of the trailer 110 and a plurality of cargo parameters 122 of a cargo 120 of the trailer 110. The sensor system 10 further has a computer device 30 for evaluating the detected trailer parameters 112 and the detected cargo parameters 122, a communication device 40 for wireless, data-communicating connection to the motor vehicle 100 and a fastening device 50 for detachably fastening the sensor system 10 to the trailer 110. The sensor system 10 further comprises an output device 60, wherein the output device 60 is designed to output the detected trailer parameters 112, the detected cargo parameters 122 and to output data by the computer device 30. The sensor system 10 has a base body 12, wherein the detection device 20, the computer device 30, the communication device 40 and the output device 60 are arranged at least in sections in the base body 12. The sensor system 10, here the communication device 40, comprises a mobile network device 42, wherein the mobile network device 42 is designed for data communication with a mobile network. The sensor system 10 comprises a control device 70, wherein the control device 70 is designed to control the motor vehicle 100 based on the evaluation of the detected trailer parameters 112 and the detected freight parameters 122. The sensor system 10, here the computer device 30, comprises a profile device 32, wherein the profile device 32 enables a selection between two profiles, wherein the detected trailer parameters 112 and the detected freight parameters 122 can be evaluated depending on the selected profile. The sensor system 10 comprises an external detection device direction 22, wherein the external detection device 22 is designed separately from the at least one detection device 20 and the base body 12, wherein the external detection device 22 is connected to the computer device 30 for data communication and wherein the external detection device 22 is designed to detect freight parameters 122 of the freight 120 of the trailer 110.

In 2 A motor vehicle system 150 is shown schematically in a side view with a motor vehicle 100 with a trailer 110 with a cargo 120 and a sensor system 10. The sensor system 10 is connected to the motor vehicle (100) in a wireless, data-communicating manner. The trailer 110 has a cargo 120, wherein the sensor system 10 is detachably attached to the cargo 120.

In 3 A motor vehicle 100 with a trailer 110 with a sensor system 10 is shown schematically in a side view. The sensor system 10 is connected to the motor vehicle 100 in a wireless, data-communicating manner. The trailer 110 is designed as a caravan, with the sensor system 10 being detachably attached to the trailer 110.

List of reference symbols

10

Sensor system

12

Base body

20

Detection device

22

external detection device

30

Computer device

32

Profile device

40

Communication device

42

Mobile network device

50

Fastening device

60

Output device

70

Control device

100

Motor vehicle

110

Trailer

112

Trailer parameters

120

freight

122

Freight parameters

150

Automotive system

Claims (12)

Sensor system (10) for a trailer (110) for a motor vehicle (100), the sensor system (10) having at least one detection device (20) for detecting at least one trailer parameter (112) of the trailer (110) and/or at least one cargo parameter (122) of a cargo (120) of the trailer (110), a computer device (30) for evaluating the at least one detected trailer parameter (112) and/or the at least one detected cargo parameter (122), a communication device (40) for wireless, data-communicating connection to the motor vehicle (100) and a fastening device (50) for detachably fastening the sensor system (10) to the trailer (110) and/or to the cargo (120) of the trailer (110). Sensor system (10) according to Claim 1 , characterized in that the detection device (20) is designed to detect at least one of the following trailer parameters (112) and/or cargo parameters (122): - position data of the sensor system (10), the detection device (20), the trailer (110) and/or the cargo (120), - movement data of the sensor system (10), the detection device (20), the trailer (110) and/or the cargo (120), - temperature data of the sensor system (10), the detection device (20), the trailer (110) and/or the cargo (120), - biometric data of the cargo (120). Sensor system (10) according to one of the preceding claims, characterized in that the sensor system (10) comprises an output device (60), wherein the output device (60) is designed to output the at least one detected trailer parameter (112), the at least one detected freight parameter (122) and/or to output data by the computer device (30). Sensor system (10) according to one of the preceding claims, characterized in that the sensor system (10) has a base body (12), wherein the detection device (20), the computer device (30), the communication device (40) and/or the output device (60) are arranged at least in sections in the base body (12) and/or wherein the sensor system (10) is designed as a mobile terminal. Sensor system (10) according to one of the preceding claims, characterized in that the sensor system (10), in particular the communication device (40), comprises a mobile radio network device (42), wherein the mobile radio network device (42) is designed for data-communicating connection to a mobile radio network. Sensor system (10) according to one of the preceding claims, characterized in that the sensor system (10) comprises a control device (70), wherein the control device (70) is designed to control the motor vehicle (100) on the basis of the evaluation of the at least one detected trailer parameter (112) and/or the at least one detected freight parameter (122). Sensor system (10) according to Claim 6 , characterized in that the control device (70) and/or the computer device (30) are designed to send a control request to the motor vehicle (100) and to receive an input to the control request from the motor vehicle (100), wherein the control of the motor vehicle (100) by the control device (70) takes place depending on the input. Sensor system (10) according to one of the preceding claims, characterized in that the sensor system (10), in particular the computer device (30), comprises a profile device (32), wherein the profile device (32) enables a selection between at least two profiles, wherein the at least one detected trailer parameter (112) and/or the at least one detected freight parameter (122) can be evaluated depending on the selected profile. Sensor system (10) according to one of the preceding claims, characterized in that the sensor system (10) comprises an external detection device (22), wherein the external detection device (22) is designed separately from the at least one detection device (20) and/or the base body (12), wherein the external detection device (22) is connected to the computer device (30) in a data-communicating manner and wherein the external detection device (22) is designed to detect at least one trailer parameter (112) of the trailer (110) and/or at least one cargo parameter (122) of the cargo (120) of the trailer (110). Use of a sensor system (10) with a trailer (110) for a motor vehicle (100), in particular wherein the trailer (110) comprises a cargo (120), characterized in that the sensor system (10) is designed according to one of the preceding Claims 1 until 9 is designed. Trailer (110) for a motor vehicle (100), comprising a sensor system (10), wherein the sensor system (10) is detachably fastened in and/or on the trailer (110), in particular in and/or on a load (120) of the trailer (110), characterized in that the sensor system (10) is designed according to one of the preceding Claims 1 until 9 is designed. Motor vehicle system (150), comprising a motor vehicle (100) and a sensor system (10) for a trailer (110) for the motor vehicle (100), wherein the sensor system (10) is designed for wireless, data-communicating connection to the motor vehicle (100), characterized in that the sensor system (10) is designed according to one of the preceding Claims 1 until 9 is designed.

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