EP3962764A1 - Sélection d'un mode de saisie pour un système d'information du conducteur d'un véhicule - Google Patents

Sélection d'un mode de saisie pour un système d'information du conducteur d'un véhicule

Info

Publication number
EP3962764A1
EP3962764A1 EP20720776.2A EP20720776A EP3962764A1 EP 3962764 A1 EP3962764 A1 EP 3962764A1 EP 20720776 A EP20720776 A EP 20720776A EP 3962764 A1 EP3962764 A1 EP 3962764A1
Authority
EP
European Patent Office
Prior art keywords
input mode
information system
driver information
driver
route
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP20720776.2A
Other languages
German (de)
English (en)
Inventor
Heino Wengelnik
Stefan Struhs
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Volkswagen AG
Original Assignee
Volkswagen AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Volkswagen AG filed Critical Volkswagen AG
Publication of EP3962764A1 publication Critical patent/EP3962764A1/fr
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K35/00—Instruments specially adapted for vehicles; Arrangement of instruments in or on vehicles
    • B60K35/10—Input arrangements, i.e. from user to vehicle, associated with vehicle functions or specially adapted therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K35/00—Instruments specially adapted for vehicles; Arrangement of instruments in or on vehicles
    • B60K35/20—Output arrangements, i.e. from vehicle to user, associated with vehicle functions or specially adapted therefor
    • B60K35/21—Output arrangements, i.e. from vehicle to user, associated with vehicle functions or specially adapted therefor using visual output, e.g. blinking lights or matrix displays
    • B60K35/22—Display screens
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K35/00—Instruments specially adapted for vehicles; Arrangement of instruments in or on vehicles
    • B60K35/20—Output arrangements, i.e. from vehicle to user, associated with vehicle functions or specially adapted therefor
    • B60K35/28—Output arrangements, i.e. from vehicle to user, associated with vehicle functions or specially adapted therefor characterised by the type of the output information, e.g. video entertainment or vehicle dynamics information; characterised by the purpose of the output information, e.g. for attracting the attention of the driver
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K35/00—Instruments specially adapted for vehicles; Arrangement of instruments in or on vehicles
    • B60K35/20—Output arrangements, i.e. from vehicle to user, associated with vehicle functions or specially adapted therefor
    • B60K35/29—Instruments characterised by the way in which information is handled, e.g. showing information on plural displays or prioritising information according to driving conditions
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K35/00—Instruments specially adapted for vehicles; Arrangement of instruments in or on vehicles
    • B60K35/65—Instruments specially adapted for specific vehicle types or users, e.g. for left- or right-hand drive
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K35/00—Instruments specially adapted for vehicles; Arrangement of instruments in or on vehicles
    • B60K35/65—Instruments specially adapted for specific vehicle types or users, e.g. for left- or right-hand drive
    • B60K35/654—Instruments specially adapted for specific vehicle types or users, e.g. for left- or right-hand drive the user being the driver
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K2360/00—Indexing scheme associated with groups B60K35/00 or B60K37/00 relating to details of instruments or dashboards
    • B60K2360/11—Instrument graphical user interfaces or menu aspects
    • B60K2360/111—Instrument graphical user interfaces or menu aspects for controlling multiple devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K2360/00—Indexing scheme associated with groups B60K35/00 or B60K37/00 relating to details of instruments or dashboards
    • B60K2360/148—Instrument input by voice
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K2360/00—Indexing scheme associated with groups B60K35/00 or B60K37/00 relating to details of instruments or dashboards
    • B60K2360/16—Type of output information
    • B60K2360/164—Infotainment
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K2360/00—Indexing scheme associated with groups B60K35/00 or B60K37/00 relating to details of instruments or dashboards
    • B60K2360/16—Type of output information
    • B60K2360/166—Navigation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K2360/00—Indexing scheme associated with groups B60K35/00 or B60K37/00 relating to details of instruments or dashboards
    • B60K2360/16—Type of output information
    • B60K2360/167—Vehicle dynamics information
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K2360/00—Indexing scheme associated with groups B60K35/00 or B60K37/00 relating to details of instruments or dashboards
    • B60K2360/16—Type of output information
    • B60K2360/172—Driving mode indication
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K2360/00—Indexing scheme associated with groups B60K35/00 or B60K37/00 relating to details of instruments or dashboards
    • B60K2360/16—Type of output information
    • B60K2360/175—Autonomous driving
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K2360/00—Indexing scheme associated with groups B60K35/00 or B60K37/00 relating to details of instruments or dashboards
    • B60K2360/18—Information management
    • B60K2360/195—Blocking or enabling display functions
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K2360/00—Indexing scheme associated with groups B60K35/00 or B60K37/00 relating to details of instruments or dashboards
    • B60K2360/18—Information management
    • B60K2360/197—Blocking or enabling of input functions
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K2360/00—Indexing scheme associated with groups B60K35/00 or B60K37/00 relating to details of instruments or dashboards
    • B60K2360/731—Instruments adaptations for specific vehicle types or users by comprising user programmable systems
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K2360/00—Indexing scheme associated with groups B60K35/00 or B60K37/00 relating to details of instruments or dashboards
    • B60K2360/741—Instruments adapted for user detection
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W2540/00—Input parameters relating to occupants
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W2540/00—Input parameters relating to occupants
    • B60W2540/22—Psychological state; Stress level or workload
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W2540/00—Input parameters relating to occupants
    • B60W2540/24—Drug level, e.g. alcohol
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W2540/00—Input parameters relating to occupants
    • B60W2540/26—Incapacity

Definitions

  • the invention relates to a driver information system for a vehicle and a method for selecting an input mode for such a driver information system.
  • the vehicle can be a motor vehicle and in particular a passenger car or a truck.
  • driver information systems can be operated via user inputs.
  • the user input can be entered using various input modes.
  • a voice input mode there are typically a voice input mode, a keyboard input mode, it also being possible for the keyboard to only be shown in a display device, i.e. a so-called soft keyboard, a rotary push button operation, a
  • Handwriting input e.g. by moving your fingers on a touch-sensitive one
  • an operator of the driver information system has a
  • An object of the present invention is therefore to operate a
  • Input mode can be selected, by means of which a user input for operating a driving information system takes place. This selection is preferably made automatically. Furthermore, this selection is preferably made as a function of an estimated or assumed complexity of the vehicle operation. For this purpose, for example, a driver's status is determined, the current or the driving route ahead is examined, a selected driving autonomy level and / or a current driving speed is considered. If it is determined that the driving conditions or vehicle operation are currently to be assessed as complex, then, for example, only those input modes can be selected that require little attention from the driver or do not increase the complexity any further. In particular, in driving situations assessed as complex, a voice input mode can preferably be selected as the active input mode. In general, the complexity of a driving situation increases when it occurs
  • the driver's condition has deteriorated (i.e. he has, for example, increased stress signals and / or increased fatigue and / or decreased alertness).
  • an input mode can be set as the input mode initially set automatically. According to the invention, this can then be the only available input mode or there can also be the possibility, e.g. manually switch to another input mode.
  • the correspondingly active input mode can be set automatically at least initially in order to encourage the driver to use this input mode that is most suitable from the point of view of the driver information system.
  • a driver information system for a vehicle comprising at least one function (or, in other words, at least one service) that can be operated via a user input
  • Driver information system is set up to use at least one of a plurality of available input modes (for example automatically and / or without additional manual input) as the active input mode for user input; and wherein this selection is made as a function of at least one of the following: a) a driver state;
  • Voice input mode is selected as the active input mode.
  • the driver information system can be a system according to any of the examples discussed in the introduction, and in particular an infotainment system.
  • the function can be a search function and in particular a global one
  • the driver information system can comprise a graphical user interface, by means of which further services, e.g. a navigation service, a radio service, an air conditioning service, a media service or a digital manual can be called up.
  • the search function and in particular the global search can also be a service that can be called up from the graphical user interface.
  • the driver information system can be of any of the sizes and discussed below
  • Access parameters to e.g. to determine a driver status, the route, a driver autonomy level or a driving speed.
  • it can be connected to a CAN bus or a general data storage device of the vehicle.
  • the driver information system it is also possible to connect the driver information system with sensors that measure the corresponding variables and parameters.
  • the driver information system comprises a processor device with at least one microprocessor.
  • Program instructions can be stored in a memory device of the driver information system and executed by the processor device in order to implement the
  • the sizes and / or parameters can be determined and the situations or
  • States can be determined (for example the driver's state or the route) and then definitions with regard to the active input mode can be calculated or determined. For each of the variables listed under a) to c), a current value or a current state can first be determined and this can be compared with a predetermined critical value or state. If the latter is reached, the active input mode can then be selected according to predefined rules. In general, the selection of the input modes can be rule-based or in accordance with previously defined rules of the
  • the driver state can be a stress level, an awareness level and / or a
  • the driver information system can determine this, as well as any other of the variables mentioned under a) to d), or it can be connected to corresponding determination devices and receive information or values of the variables mentioned from them.
  • the route can be determined using navigation data and / or location-based data that are stored in a memory device of the vehicle and / or that can be called up online (for example from a navigation service). In general, it can be a currently traveled route and / or a route that is at least partially ahead.
  • the driving route can be determined on the basis of an input driving route (e.g. driving route input into a navigation service) and / or a driving route calculated by a navigation service.
  • the route is merely an estimated or expected route, which is estimated, for example, on the basis of routes that other road users usually choose.
  • it can also be an expected probable route, for example if, starting from a current vehicle location, all or at least selected (e.g. randomly selected) possible routes in the vicinity of the vehicle location are considered. This can serve to at least roughly estimate the expected route properties
  • the driving autonomy level can be determined according to conventional definitions and in particular the autonomy levels 0 to 5, as they are e.g. are defined in the industry standard SAE J3016. For example, depending on the activated assistance systems, a
  • present autonomy level can be determined and the driver information system can select a suitable active input mode based on this.
  • a higher one Input modes that require attention such as keyboard input or handwriting recognition, are permitted.
  • the minimum travel speed can be achieved so that, from this speed onwards, the driver can no longer switch to more complex input modes or input modes requiring greater attention, or at least these are no longer preset as preferred input modes by the driver information system.
  • This increases driving safety, since the driver is responsible for voice inputs e.g. no longer has to take his hands off the steering wheel and / or not or only to a lesser extent have to maintain eye contact with a display device of the driver information system.
  • the active input modes selected by the driver information system can be used as e.g. preset input modes can be selected to start the function.
  • preset input modes can be selected to start the function.
  • Can change input mode can also be suppressed, in particular when the minimum travel speed is reached or when one of the other variables a) to c) reaches a critical state.
  • the function is a search function and the user input is a search input.
  • a search string can be determined on the basis of the search input (e.g. through speech-to-text conversion or handwriting recognition) and this can then be used to determine relevant search hits.
  • the invention is advantageous because corresponding search entries in driver information systems usually require interaction with the user and input modes suitable for this purpose according to the invention can be selected.
  • the selection is made as a function of the driver's status and the driver's status is determined using at least one of the following variables:
  • the level of drowsiness can be determined with known drowsiness detection systems of the vehicle. For example, a lane keeping ability of the driver can be evaluated and / or the pupil size or eye movement mentioned below can also be evaluated.
  • the pupil size as well as the eye movement size can be determined on the basis of camera images, for which known evaluation algorithms can be used. For example, a pupil size that is inadequate for current environmental conditions can indicate an increased level of stress or increased fatigue.
  • an eye movement variable which can relate in particular to a frequency of the eye movement (ie the changes in the viewing angle), can also indicate increased fatigue and / or a lack of attention if this is below a predetermined value.
  • the pulse can also be determined by camera measurement. Alternatively, it can be determined by means of biometric sensors that the driver wears (e.g. a bracelet) and whose measurement data is preferably transmitted to the vehicle via a wireless communication link (e.g. via Bluetooth).
  • a voice pitch can be determined by a speech evaluation algorithm, e.g. a higher voice and / or generally a slower one
  • Speech speed which can also be recognized by speech recognition, can indicate increased tiredness (i.e., correspondingly also decreased
  • the active input mode can then be selected by the driver information system and, in particular, an input mode can be selected that does not require increased attention from the driver, e.g. a voice input mode.
  • a voice input mode can be selected as the active input mode.
  • the selection is made as a function of the route, based on at least one of the following properties of the route: - a type of route, in particular whether it is a motorway, a country road or an urban road.
  • Roads running in urban areas can generally be evaluated in such a way that they require greater attention from the driver than, for example, a country road or a motorway.
  • Frequency above a critical value can mean increased driver awareness.
  • a complexity variable of the route e.g. can be determined or calculated on the basis of any combination of the properties of the route described here, for example according to a predetermined rule and in particular a calculation rule.
  • the complexity size can e.g. can be determined based on evaluations of routes that have already taken place, for example if frequently occurring routes e.g. have been assessed in advance by experts and these assessments are stored in a database. The higher the level of complexity, the greater the level of attention required by the driver for operating the vehicle and the less should the attention from
  • Input mode required attention or its distraction potential.
  • a traffic volume along the route e.g. can be accessed online from the navigation service.
  • the higher the traffic volume e.g. from a value above a defined threshold, the more likely it is that a
  • Voice input mode can be selected.
  • the selection is made as a function of the
  • Driving autonomy level and from falling below a predetermined driving autonomy level e.g.
  • a voice input mode is selected as the active input mode for this and for higher driving autonomy levels. This is based on the idea that lower levels of driving autonomy require greater driver awareness for operating the vehicle, since the driver is only supported by less autonomous vehicle functions. Correspondingly, with low driving autonomy levels, additional
  • Distraction potentials are reduced.
  • One finding of the invention also lies in the fact that the voice input mode offers a comparatively low potential for distraction.
  • an active input mode can be selected by a user, which can generally be done in addition or as an alternative to the selection of the driving information system.
  • the user can in this way of one of the buttons
  • the input mode selected by the driver information system can change to another input mode or can skip or overwrite a selection made automatically by the driver information system (in particular in the form of a preset input mode or input mode active at the start). In this way, the operator can also introduce personal preferences or correct selections of the driver information system that are inappropriate from his point of view.
  • Another exemplary embodiment provides that a preselection of available input modes can be established from the total of possible input modes, from which the driver information system can then select an active input mode.
  • Pre-selection can be made in particular by a user or the driver.
  • the driver can determine from the outset that certain input modes that are not preferred by him are not available for selection and thus also not by the driver information system e.g. can be preset automatically. This increases the ease of use.
  • the user it is also possible for the user to select a preset active input mode, in particular an input mode in which a search function is to be started.
  • the solution according to the invention can do that
  • the driver information system then automatically switches to an active input mode, for example automatically, which is more suitable as a function of the variables described.
  • Input mode starts as active input mode. But this can then be of the
  • Driver information system can be changed automatically if one of the cases described here occurs.
  • the invention also relates to a method for selecting an input mode for a
  • Driver information system of a vehicle wherein the driver information system comprises at least one function that can be operated via a user input, and wherein the method comprises selecting at least one input mode from a plurality of available input modes as an active input mode for the user input; and wherein this selection is made as a function of at least one of the following:
  • Voice input mode is selected as the active input mode.
  • the method can include any further feature and any further step in order to also provide all of the operating states, interactions and effects of the driver information system described herein.
  • all of the operating states, interactions and effects of the driver information system described herein are possible.
  • driver information system for the identical method features can also be provided or apply to them.
  • the method can also be used by a driver information system in accordance with any of the methods described herein
  • Embodiment are carried out.
  • Reference states, critical states, criteria in particular a predetermined
  • Complexity criterion or the like can flexibly select or set according to which the driver information system should select active input modes or switch to them.
  • the driver information system when a predetermined criterion and in particular a predetermined critical reference state of the driver state is reached, also all Input modes are deactivated or the function and in particular any search function is deactivated.
  • the user deactivates automatic definitions of the active input mode by the driver information system at least temporarily or that these can be deactivated or not provided from the outset at least for some of the cases a) to d) considered.
  • the latter can e.g. be provided depending on legal regulations or regions in which the vehicle is to be used.
  • FIG. 1 shows a schematic representation of a driver information system with a focus on the functions that can be provided by it;
  • Fig. 2 shows a flow chart of a method according to the invention, which with the
  • the driver information system 10 is installed in a vehicle not shown separately, e.g. in a center console of this.
  • the driver information system 10 comprises a display device 12 which, in the case shown, is designed as a touch-sensitive screen (touchscreen).
  • the driver information system 10 also includes a
  • Processor device 14 with at least one processor. It also includes a
  • Memory device 16 in which program instructions are stored which, when executed on processor device 14, enable the modes of operation, methods and in particular the selection of input modes described herein. It is also indicated that the driver information system 10 comprises a microphone device 18 in order to receive voice inputs from a driver. These can from the processor device 14 by means of known
  • Speech recognition algorithms are analyzed in order to capture their semantic content.
  • the driver information system 10 also includes a graphical user interface 19 that can be displayed on the display device 12.
  • a graphical user interface 19 that can be displayed on the display device 12.
  • various functions can be called up or executed in a known manner, in particular a search function.
  • the search function is a global search function that can be found in several services of the driver information system or their searches related data for relevant hits. But it can also be the
  • Act only search function of a certain service for example the search function of a navigation service, with which addresses or so-called points of interest can be searched.
  • a user and in particular the driver in principle different input modes are available.
  • this is a voice input via microphone device 18.
  • a character string can be entered via handwriting via the touch-sensitive screen of display device 12, with handwriting recognition being able to be carried out by driver information system 10 in a manner known per se, in order to Recognize characters or translate them into a text string.
  • a soft keyboard 20 which can preferably be displayed selectively, is available in order to type in search entries.
  • Input options require less attention from the driver, since he can keep his hands on the steering wheel and, if at all, only slight eye contact with the driver information system 10 or the display device 12 is required.
  • driver information system 10 therefore preferably selects voice input as the active input mode in cases in which a high driver load or a complex driving situation is determined. This has a lower distraction potential compared to the other alternatives.
  • the driver information system is connected to a CAN bus 22.
  • Various determination devices 24-28 are connected to this in a manner known per se. But it is also possible that the driver information system 10 directly with at least selected
  • Detection devices 24-28 is connected. It also includes
  • Driver information system 10 has a schematically indicated navigation service 30, which is set up in a manner known per se, data of a route and in particular location-based data e.g. read out from a locally stored data collection and / or retrieve online.
  • the driver information system 10 receives information via the aforementioned determination devices 24-28 and the navigation service 30 in order to define an input mode. These Information can be processed by the processor device 14, the selection of an input mode taking place on the basis of rules depending on a determined current state or a current situation.
  • the determination devices 24-28 are a driver status determination device 24, a driving autonomy level determination device 26 and a driving speed determination device 28. Properties of a route are determined by the navigation service 30.
  • these determination devices 28-28 as well as the navigation service 30 provide up-to-date descriptions of the status of the variables described here,
  • Driver information system 10 with references (in particular reference states) or with predetermined criteria (in particular selection criteria) or, in other words, with rules stored in advance (i.e. decision rules) compared to a suitable
  • the driver state determination device 24 determines, for example, a current level of awareness and / or level of drowsiness of the driver. For this purpose, it determines at least some of the parameters explained above using suitable sensor devices (e.g. a camera device, a microphone device and e.g. the microphone device 18 of the driver information system 10 or a biometric sensor). The driver state determining device 24 then gives a determined
  • Driver status to the driver information system 10. If this reaches a predetermined critical reference state, the driver information system 10 selects the voice input mode as the active input mode from the available input modes.
  • the active input mode is that input mode which can be used directly for a user input (for example by means of which a user input can be converted directly into a search input).
  • a user input for example by means of which a user input can be converted directly into a search input.
  • Input modes can be selected at the same time as active input modes or only one. Input modes that are not active, on the other hand, cannot be used directly for user input or would first have to be activated automatically or by user input. If, within the scope of this disclosure, the selection of an input mode as the active input mode is spoken of, this can be synonymous with the fact that all other available input modes are not active. As mentioned, it is in principle possible that several input modes can also be selected and, for example, a further input mode can be activated in parallel to give the user several
  • the driving autonomy level determining device 26 determines a current level of a
  • Driving autonomy level For this purpose, an autonomy level selected by the user
  • Assistance systems are preferably determined in real time. Such information is usually available within the vehicle.
  • an input mode is selected as the active input mode, which requires only little attention. This is preferably the voice input mode.
  • the vehicle speed determining device 28 which is e.g. about one
  • Wheel speed sensor or an ESP control unit can act, determines a driving speed and outputs this to the driver information system 10. The latter then compares the driver information system 10.
  • the voice input mode is preferably selected as the active input mode and all other input modes are preferably not activated. This is intended to prevent the driver from having to interact directly with the driver assistance system 10 by touching or using the keyboard at increased speed, which could reduce his or her attention.
  • properties of the route are determined by means of the navigation service 30, as explained above in the general part. If it turns out that the route meets a predetermined complexity criterion, which in turn depends on the
  • Driver information system 10 is checked and determined, is preferred
  • Voice input mode selected as (preferably the only) active input mode in order to keep the distraction potential for the driver as low as possible.
  • the automatic selection of an active input mode (and preferably a single active input mode) by the driver information system is used to define this selected input mode as the preset input mode, which is defined as the corresponding preset input mode when the search function is called up.
  • the preset input mode which is defined as the corresponding preset input mode when the search function is called up.
  • a user himself determines from which input modes an input mode can be automatically selected as the active input mode (ie input modes not generally preferred by the operator can be permanently deactivated or excluded from the automatic definition).
  • the driver information system 10 can automatically switch to another input mode if one of the criteria described herein is met or one of the situations described herein is present.
  • the operator always has the option of manually switching between the input modes and e.g. to interrupt an active input mode selected by the driver information system 10 and replace it with another.
  • FIG. 2 shows a flow chart for the procedure described above. This is a flow diagram of a method according to the invention that can be executed with the driver information system 10 from FIG. 1.
  • a search function of the driver information service is activated, so that by means of at least one of a plurality of in principle available
  • a search input could be made.
  • information about a current state or a current situation is obtained. These are the states and / or information determined by the determination devices 24-28 as well as about the route properties determined by the navigation service 30.
  • step S4 the driver information system 10 compares this received information and / or states with the criteria, references or otherwise stored decision rules described above. On this basis, decisions are then made as to which input mode or also which input modes are to be selected as the active input mode (or active input modes). These are then set as a correspondingly active input mode or active input modes in step S5.
  • List of reference symbols are then set as a correspondingly active input mode or active input modes in step S5.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Navigation (AREA)

Abstract

L'invention concerne un système (10) d'information du conducteur pour un véhicule, le système (10) d'information du conducteur comprenant au moins une fonction qui peut être commandée via une saisie d'utilisateur, le système (10) d'information du conducteur étant conçu pour sélectionner au moins un mode parmi une pluralité de modes de saisie à disposition en tant que mode de saisie actif pour la saisie d'utilisateur. Cette sélection est effectuée en fonction d'au moins l'un des éléments suivants : a) un état de conducteur ; b) un parcours ; c) un étage d'autonomie du véhicule ; d) une vitesse, un mode de saisie vocale étant sélectionnée comme mode de saisie actif à partir du moment où une vitesse minimale est atteinte. L'invention concerne également un procédé de sélection d'un tel mode de saisie.
EP20720776.2A 2019-05-02 2020-04-15 Sélection d'un mode de saisie pour un système d'information du conducteur d'un véhicule Pending EP3962764A1 (fr)

Applications Claiming Priority (2)

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DE102019206307.1A DE102019206307A1 (de) 2019-05-02 2019-05-02 Auswählen eines Eingabemodus für ein Fahrerinformationssystem von einem Fahrzeug
PCT/EP2020/060632 WO2020221588A1 (fr) 2019-05-02 2020-04-15 Sélection d'un mode de saisie pour un système d'information du conducteur d'un véhicule

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EP3962764A1 true EP3962764A1 (fr) 2022-03-09

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WO (1) WO2020221588A1 (fr)

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DE102022108099A1 (de) 2022-04-05 2023-10-05 Bayerische Motoren Werke Aktiengesellschaft Verfahren zum Anpassen einer Bedienmodalität einer grafischen Benutzerschnittstelle eines Fahrzeugs während einer Fahrt mit dem Fahrzeug, computerlesbares Medium, System, und Fahrzeug

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Publication number Priority date Publication date Assignee Title
DE60133902D1 (fr) * 2000-07-28 2008-06-19 Siemens Vdo Automotive Corp
CN100342214C (zh) * 2002-03-15 2007-10-10 三菱电机株式会社 车辆用导航装置
DE10304191A1 (de) * 2003-01-29 2004-08-05 Volkswagen Ag Vorrichtung und Verfahren für einen Funktionszugriff in einem Kraftfahrzeug
DE10330613A1 (de) * 2003-07-07 2005-01-27 Robert Bosch Gmbh Geschwindigkeitsabhängige Dienstebereitstellung in einem Kraftfahrzeug
DE102005007317A1 (de) * 2005-02-17 2006-08-24 Robert Bosch Gmbh Verfahren und Vorrichtung zur Sprachsteuerung eines Gerätes oder eines Systems in einem Kraftfahrzeug
DE102013014887B4 (de) * 2013-09-06 2023-09-07 Audi Ag Kraftfahrzeug-Bedienvorrichtung mit ablenkungsarmem Eingabemodus
DE102013223972A1 (de) * 2013-11-25 2015-05-28 Bayerische Motoren Werke Aktiengesellschaft Systemweite Suche in Fahrerinformationssystemen
DE102014222195A1 (de) * 2014-10-30 2016-05-04 Bayerische Motoren Werke Aktiengesellschaft Fahrzeugbedienung abhängig vom Fahrmodus
US20180135998A1 (en) * 2016-11-16 2018-05-17 Panasonic Automotive Systems Company Of America, Division Of Panasonic Corporation Of North America Method for improved user experience during driver distraction lockout modes
DE102016222499B4 (de) * 2016-11-16 2022-03-17 Audi Ag Verfahren zum Betreiben eines Kraftfahrzeugs in Abhängigkeit von einem Fahrerzustand

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