DE102015216786A1 - Method and system for warning the danger in a traffic system by means of a mobile radio network, computer program and computer program product - Google Patents

Abstract

The invention relates to a method and a system for warning danger in a traffic system by means of a mobile radio network, wherein the traffic system comprises a multiplicity of vehicles each having a detection device and in each case a telecommunication device, wherein the respective one detection device is configured to detect at least one vehicle-related measured variable, wherein the in each case a telecommunication device is configured for communication with a server device, preferably including a database of a telecommunication network, the method comprising the following method steps: detection of a first vehicle-related measured variable by a first detection device of a first vehicle of the plurality of vehicles reception by the server device of first detection data of the first vehicle of the plurality of vehicles, providing, by the server device, one of the detection data of the first one n vehicle-related hazard information, - receiving the danger information, by a second vehicle of the plurality of vehicles, the second vehicle is controlled depending on possibly adapted to his vehicle specific hazard information and / or an information signal is output as a function of the danger information in the second vehicle when the second vehicle is moving from a second position to the first position indicated by the hazard information.

Description

State of the art

The invention relates to a method for warning danger in a traffic system by means of a mobile radio network, wherein the traffic system comprises a plurality of possible vehicles each having a detection device and a respective telecommunications device, wherein the respective detection device is configured for detecting at least one vehicle-related measured variable, wherein each one Telecommunication device is configured for communication with a server device and preferably a database of a telecommunications network.

The invention further relates to a system for warning the danger in a traffic system by means of a mobile radio network, the system comprising the traffic system and a mobile network, wherein the traffic system comprises a plurality of vehicles each having a detection device and a respective telecommunications device, wherein the respective detection means for detection at least a vehicle-related measured variable is configured, wherein the respective one telecommunication device is configured for communication with a server device of a telecommunication network.

From the prior art methods and systems for warning of danger in traffic systems are well known. For example, information about traffic disruptions, accident warnings or severe weather warnings are transmitted via the mobile radio network to road users of the traffic system.

Typically, vehicles, such as motorized land vehicles, are equipped with a driver assistance system. A disadvantage of the known driver assistance systems, however, is that they are not limited to z. B. the special requirements of a hitch are tailored. The trailer for passenger cars, for example, caravans, which are connected via a ball and socket coupling with the towing vehicle. Although such trailers for motor vehicles on a caster brake system to u. a. in case of slowing relative to the towing vehicle in the direction of travel higher speed of the trailer. However, the known driver assistance systems are not able to detect all the vehicle trailer system related hazardous situations. Typically, a towing assistance system of the towing vehicle does not recognize the change in the cargo weight of the trailer. Further, a braking effect of the trailer - which is less than the braking effect of the towing vehicle - cause in certain situation (for example, during downhill driving), the trailer exerts a force on the towing vehicle in such a way that the driving behavior of the towing vehicle is destabilized. For example, a force is exerted transverse to the direction of travel on the hitch of the towing vehicle.

Disclosure of the invention

The object of the invention is to provide a method and a system which does not have the disadvantages of the prior art and increases the safety of the vehicle, in particular if the vehicle comprises a vehicle-trailer system or a vehicle-charging system.

• – Detektion, einer ersten fahrzeugbezogenen Messgröße durch eine erste Detektionseinrichtung eines ersten Fahrzeugs der Vielzahl von Fahrzeugen, wobei die Detektion der ersten fahrzeugbezogenen Messgröße an einer ersten Position des ersten Fahrzeugs während eines ersten Zeitintervalls erfolgt,
• – Erzeugen von ersten Detektionsdaten in Abhängigkeit der detektierten ersten fahrzeugbezogenen Messgröße des ersten Fahrzeugs, wobei die ersten Detektionsdaten eine auf die erste Position hinweisende erste Positionsinformation und eine auf das erste Zeitintervall hinweisende erste Zeitinformation umfassen,
• – Übertragen der ersten Detektionsdaten, von dem ersten Fahrzeug an die Servereinrichtung, wenn die detektierte erste fahrzeugbezogene Messgröße von einem vorbestimmten Schwellwert abweicht,
• – Empfangen, durch die Servereinrichtung, der ersten Detektionsdaten des ersten Fahrzeugs der Vielzahl von Fahrzeugen,
• – Bereitstellen, durch die Servereinrichtung, einer auf die Detektionsdaten des ersten Fahrzeugs bezogenen Gefahreninformation, wobei die Gefahreninformation in Abhängigkeit einer auf die erste Position bezogenen meteorlogischen Information erzeugt wird,
• – Empfangen der Gefahreninformation, durch ein zweites Fahrzeug der Vielzahl von Fahrzeugen, wobei das zweite Fahrzeug in Abhängigkeit der Gefahreninformation gesteuert wird und/oder ein Informationssignal in Abhängigkeit der Gefahreninformation in dem zweiten Fahrzeug ausgegeben wird, wenn sich das zweite Fahrzeug von einer zweiten Position auf die durch die Gefahreninformation angegebene erste Position zubewegt.

This object is achieved by a method for warning of danger in a traffic system by means of a mobile network, wherein the traffic system comprises a plurality of vehicles each having a detection device and a respective telecommunications device, wherein each one detection device for detecting at least one vehicle-related parameter is configured, wherein the in each case a telecommunication device is configured for communication with a server device of a telecommunication network, the method comprising the following method steps:

• Detecting a first vehicle-related measured variable by a first detection device of a first vehicle of the plurality of vehicles, wherein the detection of the first vehicle-related measured variable takes place at a first position of the first vehicle during a first time interval,
• Generating first detection data as a function of the detected first vehicle-related measured variable of the first vehicle, wherein the first detection data comprise a first position information pointing to the first position and a first time information pointing to the first time interval,
• Transferring the first detection data from the first vehicle to the server device when the detected first vehicle-related measured variable deviates from a predetermined threshold value,
• Receiving, by the server device, the first detection data of the first vehicle of the plurality of vehicles,
• Providing, by the server device, a hazard information relating to the detection data of the first vehicle, wherein the danger information is generated as a function of a meteorological information related to the first position,
• Receiving the danger information, by a second vehicle of the plurality of vehicles, wherein the second vehicle is controlled in response to the hazard information and / or an information signal is output depending on the danger information in the second vehicle when the second vehicle moves from a second position to the first position indicated by the hazard information.

According to the invention, this advantageously makes it possible to increase traffic safety by transmitting the danger information to the second vehicle. In each case (other) hazard information is calculated in particular by the server device including the database of the mobile network for the following vehicles as a function of the vehicle-specific features (specifics) of the following vehicles. In this case, the advantage according to the invention is achieved by using the danger information in a second vehicle different from the first vehicle in order to output the information signal and / or to control the second vehicle, the danger information being displayed in real time - i.e. from detection of the first vehicle-related measured variable preferably within a time interval of less than one day, more preferably less than 1 hour, most preferably less than 1 minute - is transmitted to the second vehicle. A length of the respective (time) interval is determined on the basis of the parameters that influence it (in particular as a function of a change in humidity or wind, the shadow effect, type of vehicle, type size and position of the load of the vehicle). This advantageously makes it possible to warn the second vehicle of imminent dangers and / or to take safety precautions in order to avoid dangerous situations. According to the invention, it is advantageously possible to control trailer-type vehicles, which are in particular connected to a towing vehicle, via the mobile radio network in order to preferably increase the safety during the use of such vehicles compared to the known driver assistance systems.

According to the invention, provision is made of the danger information related to the detection data of the first vehicle by the server device together with the database (and / or storage and / or storage) so that parameters can be calculated or added. According to the invention, the danger information is received by the second vehicle of the plurality of vehicles from the server device together with the database.

According to the invention, it is provided that the detection of the first vehicle-related measured variable-for example a vehicle-related angle, a vehicle-related weight, a vehicle-related force (magnitude and direction) or another vehicle-related measured variable-is performed by a first detection device of the first vehicle of the plurality of vehicles the first vehicle-related measured variable is detected at a first position of the first vehicle during a first time interval. According to the invention, it is provided in particular that a plurality of further detections of a multiplicity of first vehicle-related measured variables-for example a vehicle-related angle, a vehicle-related weight, a vehicle-related force (magnitude and direction) or another vehicle-related measured variable-by a multiplicity of further first detection devices of a multiplicity of first vehicles the plurality of vehicles, wherein the plurality of further detections of the first vehicle-related measured variable at a plurality of first positions (which are spatially close or distant from each other) takes place during a plurality of first time intervals.

According to the invention, it is provided that the first detection data are generated as a function of the detected first vehicle-related measured variable of the first vehicle, wherein the first detection data comprise a first position information pointing to the first position and a first time information pointing to the first time interval. According to the invention, it is further provided, in particular, that a multiplicity of further first detection data are generated as a function of the detected plurality of further first vehicle-related measured variables of the plurality of further first vehicles, the plurality of further first detection data each indicating a further first position information pointing to the respective further first position to the respective further first time interval indicative further include first time information. As a result, an area-wide detection of vehicle-related measured variables is advantageously realized over a plurality of time periods, so that a prediction for the danger warning in the traffic system can be derived from the multiplicity of first detection data with respect to a specific position and, in particular, with reference to a specific vehicle type.

According to the invention, it is provided that the first detection data-and in particular the multiplicity of further first detection data-are transmitted from the first vehicle-and in particular from the plurality of further first vehicles-to the server device when the detected first vehicle-related measured variable deviates from a predetermined threshold value. or if the detected further first vehicle-related measured variables deviate from the respective predetermined threshold value).

According to the invention, the server device receives the first detection data of the first vehicle of the plurality of vehicles, and in particular the plurality of further first detection data of the plurality of further first vehicles, and provides a plurality of danger information, in particular through continuous updates, wherein hazard information of the plurality hazard information is the hazard information related to the detection data of the first vehicle. Preferably, the plurality of danger information depending on u. a. generated meteorological information. According to the invention, the hazard information or the plurality of danger information is preferably position-specific and vehicle-specific hazard information. Preferably, evaluations (for threshold value achievement) are stored according to (vehicle) type and (load) load, in particular for (future) calculations (and for other cases).

According to the invention, it is further provided that the second vehicle of the plurality of vehicles receives the danger information and the second vehicle is controlled as a function of the hazard information (for example, a braking system of the vehicle is controlled and / or regulated) and / or an information signal depending on the hazard information in is outputted to the second vehicle (for example, a warning message related to the first position to the vehicle driver).

According to the invention, control of a vehicle of the plurality of vehicles as a function of hazard information (in particular of the second vehicle as a function of the danger information) comprises a correction of a chassis management and / or a correction of engine management and / or a throttling of the engine power and / or a control of a brake system of the Vehicle, or vehicle combination.

According to the invention, it is provided in particular that the danger information is received when the second vehicle moves from a second position to the first position indicated by the hazard information during a second time interval, wherein the end of the first time interval (in that the detection of the first vehicle-specific measured variable takes place ) and the beginning of the second time interval (in which the hazard information is received) are preferably less than 1 day, more preferably less than 1 hour, most preferably less than 1 minute apart.

• – Detektion, einer zweiten fahrzeugbezogenen Messgröße durch eine zweite Detektionseinrichtung des zweiten Fahrzeugs der Vielzahl von Fahrzeugen,
• – Erzeugen von zweiten Detektionsdaten in Abhängigkeit der zweiten detektierten fahrzeugbezogenen Messgröße des zweiten Fahrzeugs,
• – Steuern des zweiten Fahrzeugs und/oder Ausgeben des Informationssignals in dem zweiten Fahrzeug in Abhängigkeit der Gefahreninformation und in Abhängigkeit der durch die zweite Detektionseinrichtung detektierten zweiten fahrzeugbezogenen Messgröße.

According to the invention, it is preferably provided that the method further comprises the following method steps:

• Detection of a second vehicle-related measured variable by a second detection device of the second vehicle of the plurality of vehicles,
• Generating second detection data as a function of the second detected vehicle-related measured variable of the second vehicle,
• Controlling the second vehicle and / or outputting the information signal in the second vehicle as a function of the danger information and as a function of the second vehicle-related measured variable detected by the second detection device.

This advantageously makes it possible for the safety in the second vehicle to be increased by virtue of the second vehicle-related measured variable for controlling the second vehicle, which is detected in addition to the first vehicle-related measured variable detected in the first vehicle and / or in the second vehicle (different from the first vehicle). or outputting the information signal is used.

According to the invention, it is further preferably provided that the second vehicle has a towing device, wherein the second detection device is attached to the towing device of the second vehicle, wherein the second vehicle-related measurement is related to the towing device of the second vehicle.

As a result, it is advantageously possible for the safety for a vehicle to be increased in particular if the vehicle is a vehicle-trailer system (for example, a vehicle combination of a passenger car with a caravan). The towing device (for example, a ball-and-socket coupling) comprises, in particular, a vehicle-side attachment means (for example a condyle attached to a coupling rod) and a trailer-side attachment means (for example a joint socket connected to an attachment of the trailer, preferably via an overrun brake system).

By using the mobile radio network, the security of the traffic system is preferably increased by generating detection data by the detection device as a function of the detected vehicle-specific variable (which is also referred to as corrective measurement), wherein the detection of the vehicle-specific variable, for example, a position measurement of the vehicle (in particular comprising a measurement of the slope), a transmitted value for a wind load (in particular comprising a valency the amount and / or direction of the wind speed, which is transmitted in particular as a type of short code), a force on the towing device of the towing vehicle (in particular comprising a measurement of the magnitude and / or direction of the force) and / or other measurements includes. Further preferably, the detection device is configured to detect a tensile load and / or thrust load. Further preferably, the detection device comprises a detection means which is configured to detect a force and a force direction and in particular to an electrical resistance, a hydraulic cylinder, a magnetic body with sensors, a mechanical device or a pneumatic cylinder or device of the trailer is attached. Preferably, the vehicle, in particular the towing vehicle and / or the trailer, is configured such that a braking system of the vehicle is controlled as a function of detection by the detection device, wherein, in particular, an acceleration of the wheels of the vehicle as a function of the detection by the detection device for each wheel is changed separately. As a result, brake control is advantageously implemented as a function of detection of the vehicle-related variable (angle, load and / or force detection between towing vehicle and trailer) by the detection device.

According to the invention, it is advantageously possible for the safety of the vehicle, in particular during a braking operation during downhill driving with a trailer, to be increased by the danger information transmitted to the second vehicle via the mobile radio network, so that control loss via the vehicle is largely avoided.

The telecommunication device of a vehicle (which is integrated, for example, in the vehicle or is designed as a portable telecommunication device) is configured for wireless communication with the mobile radio network, wherein the telecommunication device of the vehicle comprises in particular a telecommunication terminal with a Subscriber Identity Module (SIM).

Preferably, the detection data is transmitted in a burst mode or continuously to the server device. In particular, the detection data are stored in a cloud account assigned to the vehicle of the mobile radio network.

According to the invention, it is provided, in particular, that the detection data is only transmitted to the mobile radio network if the detected vehicle-specific variable deviates from a predefined threshold value by a predefined measure or for updating after a timeout or in the event of a connection interruption (transmission gap).

According to the invention, provision is made, in particular, for the detection data for each detected vehicle-specific variable to include position information pointing to the position of the vehicle during the detection of the vehicle-specific variable, wherein the server device evaluates the transmitted detection data. The hazard information is preferably generated as a function of a large number of detection data, so that the hazard information is related to a specific position or a position range.

According to the invention, the mobile radio network for providing a recording functionality (which is also referred to here as black box functionality) is configured for each vehicle of the plurality of vehicles, wherein the recording functionality is realized in particular by a cloud account.

Preferably, the second vehicle has a towing device and a trailer connected via the trailer, for example a caravan. Preferably, the first and / or second detected vehicle-specific variable comprises a detected force which is exerted on the towing device (by the towing vehicle and / or the trailer), wherein, in particular, an amount and / or a direction of the force on the towing device are detected. For example, the threshold refers to a predefined force component along a predefined direction.

Detections of the vehicle-specific variables are preferably initiated (for test purposes, for example) by the detection devices of the plurality of vehicles via the mobile radio network, in particular by the server device, so that, in particular, a plurality of detection data from vehicles of the same vehicle type and / or trailer type are transmitted to the server device.

Preferred is a vehicle according to the present invention, in particular the first and / or second vehicle, a land vehicle, an aircraft, a watercraft or a hybrid vehicle. Preferably, a towing vehicle on a towing device, in particular a trailer is connected via the hitch to the towing vehicle. For example, the towing vehicle is a land vehicle, in particular a passenger car, and the trailer is a caravan. Alternatively, it is provided that the towing vehicle is, for example, an aircraft, in particular a helicopter, and the trailer a load, which transports the helicopter.

According to the invention, it is preferably provided that the (first and / or second) vehicle (or the plurality of vehicles) is / are configured such that the detection data is transmitted to the mobile radio network, in particular the server device, wherein the detection data in particular information regarding a change of a force and an angle between towing vehicle and trailer. Further preferably, the server device is configured such that, depending on predetermined threshold values (for example an angle threshold value and a force threshold value) and the detection data (for example as a function of a comparison between angle threshold value and an angle transmitted with the detection data), the danger information is provided, the danger information in particular includes warning information for output in the vehicle and control information for controlling the vehicle. For example, depending on the hazard information, the vehicle is controlled such that an acceleration of the trailer is changed (in particular reduced) independently of the towing vehicle.

According to the invention, it is further preferably provided that the mobile radio network comprises a server device and a database device, wherein the detection data of a plurality of vehicles are stored and compared in the database device, wherein the danger information for the second vehicle is provided in particular as a function of the detection data of the plurality of vehicles , Further preferably, the database means comprises a relation between the detection data, position information of the detection data, an electronic (land) map and in particular meteorological (weather) information.

According to the invention, it is further preferably provided that the detection data and / or danger information is transmitted by means of short messages (so-called "short codes"). As a result, it is advantageously possible to ensure the security through a rapid transmission of the security-increasing information even at a comparatively low data transmission rate. By transmitting the detection data as a function of a predetermined threshold value, it is advantageously possible for the security to be increased by transferring and processing a smaller amount of data, so that the processing of the data can take place comparatively quickly.

According to the invention, it is furthermore preferably provided that the second vehicle is controlled as a function of the danger information and as a function of the second detection data and / or a message is output to a user of the second vehicle when a distance of the second vehicle from the first position is substantially less than the distance between the first and second positions, particularly preferably when the second vehicle reaches the first position.

According to the invention, it is further preferably provided that the second vehicle comprises a towing vehicle and a trailer, wherein the trailer is connected to the towing vehicle via the hitch, wherein the trailer has a overrun brake, wherein the first and / or second vehicle-related measured variable is based on a measurement a pressure load and / or tensile load relates.

As a result, it is advantageously possible that the safety of the vehicle is particularly preferably increased when the vehicle is a vehicle-trailer system, for example a passenger car with a caravan.

According to the invention, it is further preferably provided that the danger information comprises the detection data and further detection data of further vehicles of the plurality of vehicles, the further detection data comprising position information pointing to the first position and further time information, the further time information in particular relating to the first time interval or indicates another first time interval.

As a result, it is advantageously possible that a large number of detection data can be used to provide a detailed and as accurate as possible prediction by the danger information to the second vehicle when (or while) the second vehicle is moving to the first position (ie when second vehicle has reached the first position or is expected to reach within a predetermined time period, in particular less than 1 day, preferably less than 1 hour, most preferably less than 1 minute).

According to the invention, it is furthermore preferably provided that the danger information is provided by the server device in such a way that the danger information is adapted to the second vehicle so that the hazard information is in particular related to a vehicle type, a vehicle load or other vehicle-related properties.

As a result, it is advantageously possible for the hazard information to be provided as vehicle-specific hazard information to the second vehicle.

According to the invention, it is furthermore preferably provided that the hazard information is updated, the danger information in particular has an indication of a curve at the first position indicated by the hazard information.

In this way, it is advantageously possible that it is possible to be particularly efficiently warned of a particular danger situation and / or the safety of danger spots is increased. Preferably, vehicle-specific and position-specific threshold values are generated by the mobile radio network as a function of the detection data of the plurality of vehicles and stored in the mobile radio network, in particular the database device of the mobile radio network. For the second vehicle, a probability of exceeding the vehicle-specific threshold value assigned to the second vehicle is preferably calculated.

According to the invention, it is further preferably provided that the first position of the first vehicle is detected by a position detection system, wherein the position detection system comprises a global positioning system (GPS) and / or a remote sensing system, the first position of the first vehicle depending in particular on a location-based service of Mobile network is detected.

As a result, it is advantageously possible that the security in the traffic system is increased in a particularly efficient manner.

According to the invention, it is furthermore preferably provided for the detection data of a vehicle of the plurality of vehicles to be stored in the mobile radio network in a data structure uniquely assigned to each of a telecommunications device of the plurality of vehicles.

In this way, it is advantageously possible that a precision of the hazard information can be increased by taking into account the time course of the detection data (for example in the context of a subsequent analysis after an accident) for a particular vehicle type.

According to the invention, it is furthermore preferably provided that, depending on a status of a network connection between the telecommunication device of the second vehicle and the server device, a warning is output in the second vehicle and / or the second vehicle is controlled.

As a result, it is advantageously possible that in the case of a separate or impaired network connection, the security in the second vehicle is increased by informing a driver of a system failure.

Another object of the present invention relates to a system for warning of danger in a traffic system by means of a mobile network, wherein the system comprises the traffic system and a mobile network, wherein the traffic system comprises a plurality of vehicles each having a detection device and a respective telecommunications device, wherein each one detection device is configured to detect at least one vehicle-related measured variable, wherein the respective one telecommunication device is configured for communication with a server device of a telecommunication network, wherein a first detection device of a first vehicle of the plurality of vehicles is configured to detect a first vehicle-related measured variable, wherein the first detection device configured in that - when the detection of the first vehicle-related measured variable at a first position of the first vehicle during a man The first detection data comprise a first position information indicating the first position and a first time information indicating the first time interval, the system for transmitting the first detection data from the first vehicle to the server device is configured such that the transmission occurs when the detected first vehicle-related measured variable deviates from a predetermined threshold, the server device being configured to receive the first detection data of the first vehicle of the plurality of vehicles, the server device to Providing a hazard information related to the detection data of the first vehicle is configured, wherein the server device is configured such that the danger information depending on a d The second vehicle of the plurality of vehicles is configured to receive the hazard information, wherein the second vehicle is configured such that the second vehicle is controlled in dependence on the hazard information and / or an information signal depending on Hazard information is output in the second vehicle when the second vehicle moves from a second position to the first position indicated by the hazard information.

It is thereby inventively - in particular with respect to the system - advantageously possible that a system is provided which realizes a danger warning by means of the mobile network in the traffic system according to the inventive method.

Furthermore, the present invention also relates to a computer program with program code means by means of which all steps of a method according to the invention can be carried out if the computer program is executed on a programmable device or in parts on a plurality of programmable devices. For the purposes of the present invention, a programmable device is preferably a telecommunications device of a vehicle of the plurality of vehicles, a computer system of a vehicle or the mobile radio network (in particular the server device or the database device).

Furthermore, the subject of the present invention is a computer program product with a computer-readable medium and a computer program stored on the computer-readable medium with program code means which are suitable that all steps of a method according to the invention are feasible when the computer program on a programmable device and / or in parts several programmable devices is executed.

Further details, features and advantages of the invention will become apparent from the drawings, as well as from the following description of preferred embodiments with reference to the drawings. The drawings illustrate only exemplary embodiments of the invention, which do not limit the essential inventive idea.

Brief description of the drawings

1 Figure 12 illustrates in schematic view a system and method according to an embodiment of the present invention.

2 shows a schematic view of a vehicle according to an embodiment of the present invention.

3 illustrates a position determination of a vehicle according to an embodiment of the method according to the invention.

4 illustrates a hitch of a vehicle and the forces acting on the hitch.

5 illustrates a backup brake of a trailer for a land vehicle.

6 illustrates a trained as a fifth wheel hitch.

7 illustrates a vehicle according to an embodiment of the present invention.

8th illustrates a mechanical overrun brake for a vehicle according to one embodiment of the present invention.

9a and 9b illustrate a ball and socket coupling with a via a coupling rod attached to the towing vehicle condyle and arranged on the trailer joint socket.

10 shows a towing device for a vehicle according to an embodiment of the present invention in a schematic plan view.

11a to 11c illustrate a detection of different angles between towing vehicle and trailer according to several embodiments of the present invention.

Embodiments of the invention

The present invention will be described with reference to particular embodiments and with reference to the accompanying drawings, but the invention is not limited to these embodiments and to these drawings, but is determined by the claims. The drawings are not restrictive to. In the drawings, for purposes of illustration, certain elements may be exaggerated or exaggerated and may not be drawn to scale.

Unless otherwise specifically stated, the use of an indefinite or definite article with respect to a word in the singular includes, for example, "a," "an," "a," "the", "the", and so on the majority of such a word. The terms "first," "first," "first," "second," "second," "second," and so on in the specification and claims are used to distinguish between like or different like elements and not necessarily to the like Description of a temporal or other sequence. The terms used in this way are basically to be regarded as interchangeable under appropriate conditions.

In 1 Figure 3 is a schematic view of a system and method for alerting a traffic system 1 according to an embodiment of the present invention in schematic view, wherein the hazard warning in the traffic system 1 by means of a mobile network 100 he follows. The traffic system 1 includes a variety of vehicles 10 . 20 - For example, aircraft, land vehicles, watercraft or hybrid vehicles, of which here is a first vehicle 10 and a second vehicle 20 are shown.

The variety of vehicles 10 . 20 each have a detection device 11 . 21 and each a telecommunications device 12 . 22 on. The first vehicle 10 here has a first detection device 11 and a first telecommunication device 12 on and the second vehicle 20 here has a second detection device 21 and a second telecommunication device 22 on. A detection device 11 . 21 For the purposes of the present invention, at least one vehicle-related measured variable is configured for the detection. The detection of the vehicle-specific variable includes, for example, a weight measurement of the vehicle, a position measurement of the vehicle (in particular comprising a measurement of the gradient), a wind speed measurement (in particular comprising a measurement of the magnitude and / or the direction of the wind speed), a force on the towing device of the towing vehicle (in particular comprising a measurement of the magnitude and / or direction of the force) and / or other measurements.

A telecommunications device 12 . 22 in the sense of the present invention is for communication with a server device 110 a telecommunications network 100 configured and includes, for example, a portable telecommunication terminal 12 . 22 or one in the vehicle 10 . 20 integrated telecommunication device. Preferred is a telecommunication device 12 . 22 According to the present invention, a telecommunication device configured for roaming 12 . 22 ,

A vehicle (for example, the first vehicle 10 and / or second vehicle 20 ) of the variety of vehicles 10 . 20 For the purposes of the present invention, in particular, a vehicle-trailer system comprises a towing vehicle 23 and a trailer 25 , where the trailer 25 via a hitch 24 with the towing vehicle 23 is connected (see, for example 2 ).

The method of warning the danger in the traffic system leads to an increase in the safety of the (at least one) second vehicle 20 the variety of vehicles 10 . 20 and comprises the following method steps:
In a first method step, a first vehicle-related measured variable is determined by a first detection device 11 of the first vehicle 10 the variety of vehicles 10 . 20 detected. The detection of the first vehicle-related measured variable takes place at a first position 10 ' of the first vehicle 10 during a first time interval. Depending on the detected first vehicle-related measured variable of the first vehicle 10 First detection data are generated, so that the first detection data on the first position 10 ' indicative first position information and a first time information indicative of the first time interval.

In a second method step following the first method step, the first detection data from the first vehicle 10 to the server device 110 transfer. According to the invention, the first detection data are transmitted only when the detected first vehicle-related measured variable deviates from a predetermined threshold value (in particular exceeds the predetermined threshold value).

The to the mobile network 100 transmitted first detection data of the first vehicle 10 the variety of vehicles 10 . 20 be in a second step following the third step by the server device 110 receive.

In a fourth method step, the server device 110 one on the first detection data of the first vehicle 10 (And in particular on a plurality of further first detection data of other first vehicles - which are not shown here) based hazard information provided. According to the invention, it is further provided that the hazard information is generated as a function of a meteorological information related to the first position.

In a fifth method step, the danger information is transmitted by the second vehicle 20 the variety of vehicles 10 . 20 received and the second vehicle 20 controlled in dependence of the hazard information and / or an information signal in dependence of the danger information in the second vehicle 20 output. In particular, the second vehicle 20 only then controlled in dependence of the danger information and / or only then an information signal in dependence of the danger information in the second vehicle 20 issued when the second vehicle 20 from a second position 20 ' to the first position indicated by the hazard information 10 ' moved. This means, in particular, that the hazard information is stored in reserve in the second vehicle (for example to bridge an impaired network connection) or in real time (ie within a period of less than 1 day, preferably less than 1 hour, more preferably less than 1 minute since the provision of the (possibly updated) hazard information by the server device 110 ) to the second vehicle 20 is transmitted.

In 2 is a schematic view of a vehicle 20 according to an embodiment of the present invention. Even if only the second vehicle 20 is shown, the relevant explanations also apply to any other vehicle of the plurality of vehicles 10 . 20 , A vehicle (for example, the first vehicle 10 and or second vehicle 20 ) of the variety of vehicles 10 . 20 For the purposes of the present invention, in particular, a vehicle-trailer system comprises a towing vehicle 23 and a trailer 25 , where the trailer 25 via a hitch 24 with the towing vehicle 23 connected is. Here is a destabilization of the handling of the towing vehicle 23 depending on one by the trailer 25 over the hitch 24 on the towing vehicle 23 applied force illustrated, which can be prevented by the inventive method.

In 3 is a position determination of a vehicle (here the second vehicle 20 ) according to an embodiment of the method according to the invention. In 3 is a first base station 111 , a second base station 112 and a third base station 113 for providing a location-based service of the mobile network 100 illustrated. The first position 10 ' of the first vehicle 10 and / or the second position of the second vehicle 20 (and / or other positions of the first and / or second vehicle 10 . 20 or the plurality of vehicles 10 . 20 ) is detected by a position detection system. The position detection system comprises, for example, a global positioning system (GPS) and / or a remote sensing system and / or the said positions are detected by a location-based service of the mobile radio network. In 3 is still a server device 110 and a database facility 120 illustrated, wherein the database means 120 with external services 200 . 300 (for example meteorological services and / or electronic navigation services).

In 4 are a hitch 24 of a vehicle 20 and the forces acting on the hitch (which are illustrated by double arrows). Here, the forces shown act essentially along a pulling direction 201 (which one direction here 201 or main direction of extension 201 of the vehicle 20 is) of the vehicle 20 ,

In 5 is a overrun brake 24 a trailer 25 for a land vehicle 23 shown. Here is the towing vehicle 23 for example, a tractor. The trailer 25 includes a run-up brake.

In 6 is designed as a fifth wheel hitch 24 of a vehicle 20 in a perspective view (bottom), an enlarged plan view (top) and a further enlarged plan view (center, right) shown. Furthermore, here is a detection device 21 of the vehicle 20 illustrated, wherein the detection device 21 here (electrical and / or hydraulic) detection means (sensor unit). According to alternative embodiments of the present invention, the hitch is a bolt coupling or a jaw clutch (not shown).

In 7 is a vehicle 20 according to an embodiment of the present invention, wherein the trailer 25 (here a caravan) along a direction of travel 201 of the towing vehicle 23 (here a car) is pulled. In a plan view is on the left side of the 7 the hitch 24 shown enlarged. Furthermore, in 7 one on a rack 241 of the trailer 25 over a overrun brake 242 connected socket 243 the trained as a ball coupling hitch 24 shown. The towing vehicle 23 For example, has a hydraulic brake system, the trailer 25 having a casserole brake system.

In 8th is a mechanical overrun brake of a hitch 24 for a vehicle according to an embodiment of the present invention.

In 9a and 9b is a hitch 24 shown with a ball-headed coupling, one via a coupling rod 251 on the towing vehicle 23 attached condyle 252 and one on the trailer 25 arranged joint socket 243 in a schematic plan view ( 9a ) and a schematic side view ( 9b ) are shown. 9b shows the section marked "A" and "B" in the side view. Furthermore, in 9a two different relative positions between towing vehicle 23 and followers 25 illustrated (see solid and dashed lines), wherein reference numerals 201 ' illustrates a corresponding (first) angle.

In 10 a trailer hitch for a vehicle according to an embodiment of the present invention is shown in a schematic plan view, wherein the embodiment shown here substantially the in 9a and 9b illustrated embodiment, in which case additionally a detection device 21 is illustrated. According to the invention, the detection device comprises 21 of the vehicle 20 a detection means 21 ' and another detection means 21 '' , wherein the detection means 21 ' on the towing vehicle 23 is attached and wherein the further detection means 21 '' on the trailer 25 is attached. For example, the detection device comprises 21 (In particular the detection means 21 ' and / or the further detection means 21 '' ) an axle load detection system and / or as an anti-lock brake system and / or an electronic stabilization control system.

The hitch 24 (shown here as a ball-and-socket coupling) comprises a towing vehicle-side attachment means 251 . 252 and a trailer-side towbar 241 . 242 . 243 , The zugfahrzeugseitige trailer 251 . 252 here includes one via a coupling frame 251 (here a coupling rod) on the towing vehicle 23 attached condyle 252 , The trailer-side towbar 241 . 242 . 243 is with the trailer frame 241 connected and includes here a joint socket 243 and a overrun brake 242 ,

According to the present invention, the (first and second) detection means, respectively 21 of the (first or second) vehicle 20 preferably on the hitch 24 attached. Here the detection device comprises 21 a first detection means 21 ' and a second detection means 21 '' , wherein the first detection means 21 ' , in particular an (angle) sensor, on the coupling rod 251 is arranged, wherein the second detection means 21 '' in the overrun brake system 242 is integrated.

In 11a to 11c Figure 2 illustrates a detection of different angles between towing vehicle and trailer according to several embodiments of the present invention. In 11a is a first angle (vertical angle), in 11b a second angle (axial angle) and in 11c a third angle (horizontal angle) illustrated. The detection device preferably comprises 21 a detection means 21 ' for detecting a first angle (see in particular 9a and reference numerals 201 ' in 11a ), a second angle (see reference numeral 202 ' in 11b ) and / or a third angle (see reference numeral 203 ' in 11c ), wherein the first angle between a pulling direction 201 of the towing vehicle 23 and another train direction 201 '' of the trailer 25 is included, wherein the second angle between an axial direction 202 (A vehicle axle of the towing vehicle 23 ) and another axial direction 202 '' (A vehicle axle of the trailer) is included, wherein the third angle is a cutting angle between a driving plane 203 of the towing vehicle 23 and another driving level 203 '' of the trailer 25 is. In particular, the pulling direction extend 201 and the axial direction 202 along the driving plane 203 of the towing vehicle 23 and the further axial direction extend 202 '' and the further train direction 201 '' along the further driving level 203 ' of the trailer 25 ,

According to the invention, the present invention preferably reduces the risk or prevents a situation in that a steering deflection is generated on a vehicle as a calculation model as a function of an adjustment angle on a clutch, in particular a threshold value for the (adjustment) angle and / or the steering deflection is assigned, or is thereby influenced.

Preferably, a threshold adjustment takes place as soon as a vehicle is in a curve passage. For example, in such a situation, a change in the clutch may result (for example, a load change and / or (change) angle change), which, for example, belongs to a steering rash and / or leads to a reduction in speed. Preferably, a vehicle according to the present invention, a sensor on the steering system, in particular an electronic steering assistance (which passes the steering deflection to a software). Accordingly, according to the inventive solution, the mobile network is informed of a steering deflection of the towing vehicle when the steering deflection can generate a relatively high coupling ball-head load or when an angular displacement of the coupling socket to ball head on a vehicle exceeds a predetermined threshold. The thresholds and / or the corrective actions (i.e., control of a vehicle as a function of hazard information) are adjusted in response to a steering deflection on the tractor, a load and angle change at the clutch, and / or a (road) grade.

Claims (13)

Method of warning danger in a traffic system ( 1 ) by means of a mobile radio network ( 100 ), the transport system ( 1 ) a variety of vehicles ( 10 . 20 ) each having a detection device ( 11 . 21 ) and in each case a telecommunications device ( 12 . 22 ), wherein the respective one detection device ( 11 . 21 ) is configured to detect at least one vehicle-related measured variable, wherein the respective one telecommunication device ( 12 . 22 ) for communicating with a server device ( 110 ), preferably including database ( 120 ), a telecommunications network ( 100 ), wherein the method comprises the following method steps: detection of a first vehicle-related measured variable by a first detection device ( 11 ) of a first vehicle ( 10 ) of the plurality of vehicles ( 10 . 20 ), wherein the detection of the first vehicle-related measured variable at a first position ( 10 ' ) of the first vehicle ( 10 ) takes place during a first time interval, generating first detection data as a function of the detected first vehicle-related measured variable of the first vehicle ( 10 ), the first detection data being at the first position ( 10 ' ) indicative first position information and a first time information indicative of the first time interval, - transmitting the first detection data, from the first vehicle ( 10 ) to the server device ( 110 ) when the detected first vehicle-related measured variable deviates from a predetermined threshold value, Receiving, by the server device ( 110 ), the first detection data of the first vehicle ( 10 ) of the plurality of vehicles ( 10 . 20 ), - providing, by the server device ( 110 ), one on the detection data of the first vehicle ( 10 ), wherein the danger information is generated as a function of a meteorological information related to the first position, - receiving the danger information, by a second vehicle ( 20 ) of the plurality of vehicles ( 10 . 20 ), the second vehicle ( 20 ) is controlled as a function of the danger information and / or an information signal as a function of the danger information in the second vehicle ( 20 ) is output when the second vehicle ( 20 ) from a second position ( 20 ' ) to the first position indicated by the hazard information ( 10 ' ) moved. A method according to claim 1, characterized in that the method further comprises the following method steps: - Detection, a second vehicle-related measured variable by a second detection device ( 21 ) of the second vehicle ( 20 ) of the plurality of vehicles ( 10 . 20 ), Generating second detection data as a function of the second detected vehicle-related measured variable of the second vehicle ( 20 ), - controlling the second vehicle ( 20 ) and / or outputting the information signal in the second vehicle ( 20 ) as a function of the danger information and as a function of the second detection device ( 21 ) detected second vehicle-related measured variable. Method according to one of the preceding claims, characterized in that the second vehicle ( 20 ) has a towing device, wherein the second detection device ( 21 ) on the hitch of the second vehicle ( 20 ), wherein the second vehicle-related measured variable on the towing device of the second vehicle ( 20 ) is related. A method according to claim 3, characterized in that the second vehicle comprises a towing vehicle and a trailer, wherein the trailer is connected via the hitch to the towing vehicle, the trailer having a overrun brake, wherein the first and / or second vehicle-related measured variable to a Measurement of a pressure load and / or tensile load relates. Method according to one of the preceding claims, characterized in that the hazard information includes the detection data and further detection data of further vehicles of the plurality of vehicles ( 10 . 20 ), wherein the further detection data one to the first position ( 10 ' ) indicative position information and further time information, wherein the further time information in particular points to the first time interval or to a further first time interval. Method according to one of the preceding claims, characterized in that the hazard information by the server device ( 110 ) is provided such that the danger information to the second vehicle ( 20 ), so that the hazard information is in particular related to a vehicle type, a vehicle load or other vehicle-related characteristics. Method according to one of the preceding claims, characterized in that the danger information is updated, the hazard information in particular an indication of a curve at the first position indicated by the danger information ( 10 ' ) having. Method according to one of the preceding claims, characterized in that the first position ( 10 ' ) of the first vehicle ( 10 ) is detected by a position detection system, the position detection system comprising a global positioning system (GPS) and / or a remote sensing system, wherein the first position ( 10 ' ) of the first vehicle ( 10 ) is detected in particular as a function of a location-based service of the mobile network. Method according to one of the preceding claims, characterized in that the detection data of a vehicle of the plurality of vehicles ( 10 . 20 ) in each case a telecommunications device ( 12 . 22 ) of the plurality of vehicles ( 10 . 20 ) uniquely associated data structure in the mobile network ( 100 ), in particular in the database ( 120 ), get saved. Method according to one of the preceding claims, characterized in that, depending on a status of a network connection between the telecommunication device ( 22 ) of the second vehicle ( 20 ) and the server device a warning in the second vehicle ( 20 ) and / or the second vehicle ( 20 ) is controlled. Hazard warning system in a traffic system ( 1 ) by means of a mobile radio network ( 100 ), the system being the traffic system ( 1 ) and a mobile network ( 100 ), the transport system ( 1 ) a variety of vehicles ( 10 . 20 ) each having a detection device ( 11 . 21 ) and in each case a telecommunications device ( 12 . 22 ), wherein the respective one detection device ( 11 . 21 ) for detecting at least one vehicle-related measured variable is configured, wherein each of a telecommunications device ( 12 . 22 ) for communicating with a server device ( 110 ) of a telecommunications network ( 100 ), wherein a first detection device ( 11 ) of a first vehicle ( 10 ) of the plurality of vehicles ( 10 . 20 ) is configured to detect a first vehicle-related measured variable, wherein the first detection device ( 11 ) is configured such that - when the detection of the first vehicle-related measured variable at a first position ( 10 ' ) of the first vehicle ( 10 ) takes place during a first time interval - first detection data as a function of the detected first vehicle-related measured variable of the first vehicle ( 10 ) are generated, wherein the first detection data one to the first position ( 10 ' ) indicative first position information and a first time information indicative of the first time interval, wherein the system for transmitting the first detection data from the first vehicle ( 10 ) to the server device ( 110 ) is configured such that the transmission takes place when the detected first vehicle-related measured variable deviates from a predetermined threshold value, wherein the server device ( 110 ) for receiving the first detection data of the first vehicle ( 10 ) of the plurality of vehicles ( 10 . 20 ), wherein the server device is provided for providing one of the detection data of the first vehicle ( 10 ) is configured, wherein the server device ( 110 ) is configured such that the hazard information is generated in dependence on a meteorological information related to the first position, the second vehicle ( 20 ) of the plurality of vehicles ( 10 . 20 ) is configured to receive the hazard information, the second vehicle ( 20 ) is configured such that the second vehicle ( 20 ) is controlled as a function of the danger information and / or an information signal as a function of the danger information in the second vehicle ( 20 ) is output when the second vehicle ( 20 ) from a second position ( 20 ' ) to the first position indicated by the hazard information ( 10 ' ) moved. Computer program with program code means, with the aid of which all steps of a method according to one of claims 1 to 10 can be carried out, when the computer program is executed on a programmable device or in parts on a plurality of programmable devices. A computer program product comprising a computer readable medium and a computer program stored on the computer readable medium having program code means adapted to perform all the steps of a method according to any one of claims 1 to 10 when the computer program is on a programmable device and / or in part on several programmable devices is executed.

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