EP4038589A1 - Dynamic and/or adaptive signposting system - Google Patents
Dynamic and/or adaptive signposting systemInfo
- Publication number
- EP4038589A1 EP4038589A1 EP20803500.6A EP20803500A EP4038589A1 EP 4038589 A1 EP4038589 A1 EP 4038589A1 EP 20803500 A EP20803500 A EP 20803500A EP 4038589 A1 EP4038589 A1 EP 4038589A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- display
- dynamic
- display device
- designed
- adaptive
- 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
Links
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Classifications
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B7/00—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00
- G08B7/06—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00 using electric transmission, e.g. involving audible and visible signalling through the use of sound and light sources
- G08B7/066—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00 using electric transmission, e.g. involving audible and visible signalling through the use of sound and light sources guiding along a path, e.g. evacuation path lighting strip
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/22—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources
- G09G3/30—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels
- G09G3/32—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
- G09G3/3433—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using light modulating elements actuated by an electric field and being other than liquid crystal devices and electrochromic devices
- G09G3/344—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using light modulating elements actuated by an electric field and being other than liquid crystal devices and electrochromic devices based on particles moving in a fluid or in a gas, e.g. electrophoretic devices
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2330/00—Aspects of power supply; Aspects of display protection and defect management
- G09G2330/02—Details of power systems and of start or stop of display operation
- G09G2330/021—Power management, e.g. power saving
- G09G2330/023—Power management, e.g. power saving using energy recovery or conservation
Definitions
- the present invention relates to a dynamic and / or adaptive routing system and a method for dynamic and / or adaptive routing.
- Safety displays enable people to leave a building quickly and safely in an emergency, such as a fire. Such safety displays should also be visible in the event of a malfunction in the general electrical lighting of the building.
- safety displays are safety sign lights with which people are shown an escape or rescue route to leave a building.
- Emergency sign luminaires are often illuminated pictograms that show a stylized running figure and an arrow in the direction of the escape route, but can also include other signs (e.g. the word "EXIT").
- the pictograms are static and are glued, inserted or printed onto signs, for example.
- a problem with these systems is that people can be guided directly into a dangerous situation, for example a smoky room, through the static pictograms.
- dynamic safety displays are known in which some of the escape sign lights are designed as liquid crystal displays (LCD) or as LED displays.
- LCD liquid crystal displays
- LED displays for example, in the form of an LED matrix or by coupling LED light into a light guide plate.
- LCD liquid crystal displays
- These displays show an arrow in the direction of the escape route, the direction of the arrow being adjustable by activating the display. The activation takes place, for example, depending on smoke detector data.
- the known dynamic safety displays are problematic, however.
- the arrows shown with these displays often do not meet the regulations and standards for shape, color or luminance for safety signs (EN1838, ISO7010, IS03864).
- a failure of the internal power supply leads to the display no longer showing anything, whereas a simple, printed pictogram can still be read, for example, when there is daylight.
- the object of the present invention is to provide an improved routing system and an improved method for dynamic and / or adaptive routing which the Eliminate the above-mentioned disadvantages of the prior art.
- the object of the present invention is to provide a dynamic and / or adaptive route guidance system which enables images to be displayed even if the power supply to the system fails.
- the invention relates to a dynamic and / or adaptive route guidance system, comprising at least one sensor which is designed to detect a physical variable relevant for route guidance, at least one display device which comprises a dynamic display, the dynamic display being designed to maintain a displayed image in the de-energized state, and a control unit which is designed to determine a control signal on the basis of the physical variable relevant for the route, the control unit also being designed to provide the at least one display device with the control signal for displaying a complete or to control partially pre-stored image on the dynamic display.
- the at least one dynamic display can also display an image when a power supply to the system, in particular to the display device, has failed.
- the use of previously stored images allows standardized and easily recognizable images to be displayed reliably and quickly.
- the dynamic and / or adaptive wayfinding system can show people a specific route, e.g. an escape route, or a specific direction by means of the display device, depending on the size detected by the sensor. In this way, people can be guided through an environment on certain paths.
- the dynamic wayfinding system is in particular an adaptive wayfinding system, which can change a display even during ongoing emergency operation.
- the wayfinding system is an emergency lighting system for an environment, in particular a building.
- the wayfinding system can include emergency lighting, safety lighting, escape route lighting and / or escape route signs.
- the at least one display device can form an escape or rescue route sign and can be arranged on a wall or on the ceiling of a building.
- the display device may include a housing in which the dynamic display is embedded.
- the physical variable relevant for the route can include at least one of the following variables: a light intensity, a temperature, a current value, a gas concentration, a noise, in particular a noise level, or a position of people in the room.
- the physical variable relevant for the route is a safety-relevant, in particular an escape route-relevant, physical variable.
- the physical variable can indicate a dangerous situation, such as a fire or the presence of dangerous gases, the position and / or condition of people or other dangerous situations such as terror, crowds or flows of people.
- Dynamic display is understood to mean any type of display or display that can be controlled to display different static and / or dynamic images.
- the dynamic display can depict an escape route display, an escape route display or an escape route sign of the guidance system.
- the at least one dynamic display shows a stylized figure on a green background and an arrow in the direction of an escape route.
- the direction of the arrow can be adjusted dynamically based on the control signal.
- other safety signs are also possible, such as the word "EXIT", as used in the USA, for example.
- the dynamic display retains a displayed image in the de-energized state. This means that the dynamic display uses a display technology that allows images to be displayed continuously without the need for a float voltage.
- the dynamic display is designed as a bistable display which only requires a power supply to change the display.
- the bistable display is, for example, an eINK display or another bistable display, e.g. a bistable LCD display, a flip-dot display, a display based on electrophoretically controlled total reflection, or a display based on interferometric modulators (IMOD).
- eINK display e.g. a bistable LCD display, a flip-dot display, a display based on electrophoretically controlled total reflection, or a display based on interferometric modulators (IMOD).
- MIMOD interferometric modulators
- the dynamic display can also be designed as a reflective or transflective display.
- a transflective display uses ambient light through partial reflection as an additional light source.
- the dynamic display comprises an e-paper display. This has the advantage that a dynamic display is created which continues to display a set image even if a power supply fails.
- E-paper displays offer the further advantage that the display shown with them is very similar in appearance to that of classic signage. Existing standards for the appearance of safety displays can be met more easily with this type of display.
- the dynamic display is designed to display static or dynamic images, in particular pictograms, and / or text. This has the advantage that route information can be conveyed particularly efficiently.
- the dynamic display is a multicolor display. This has the advantage that the images shown are easier to see. For example, pictograms can be displayed with the correct colors, whereby standards for safety displays in particular can be met.
- the at least one display device comprises lighting, in particular LED lighting, which is arranged to illuminate the dynamic display.
- lighting in particular LED lighting, which is arranged to illuminate the dynamic display.
- the dynamic display comprises a first and a second display area, the dynamic display being designed to display a static image in the first display area and a dynamic image in the second display area in response to the control signal.
- the dynamic display comprises a first and a second display area, the safety symbol being displayed in the first display area, and additional information can be displayed in the second area, which makes it easier for people, for example, to grasp the situation and, in particular, to escape safely.
- the dynamic display can include dynamic animations, such as flashing arrows or running lights, which increase the recognizability of the character.
- the dynamic display can be designed to continue to display at least one static image of the dynamic display in the event of a power failure.
- the route guidance system comprises a central energy supply system, in particular a central battery system or another central energy source, such as a diesel supply or a second network, etc., for supplying energy to the at least one display device, and / or the at least one display device comprises a local energy supply system, in particular a local battery or another local energy source, such as a supercap or a fuel cell, etc., for energy supply.
- a central energy supply system in particular a central battery system or another central energy source, such as a diesel supply or a second network, etc.
- a local energy supply system in particular a local battery or another local energy source, such as a supercap or a fuel cell, etc.
- the central energy supply system can also be designed to supply energy to the control unit and / or the at least one sensor.
- the control unit can at least partially comprise the central energy supply system.
- the at least one sensor is a smoke alarm, a gas sensor, an acoustic sensor, a camera and / or a presence sensor. This has the advantage that the physical quantity can be recorded efficiently.
- the routing system comprises a large number of sensors, in particular a large number of sensors of different types, for detecting further physical variables relevant for the route, the control unit being designed to additionally determine the control signal on the basis of the detected further physical variables.
- the at least one display device comprises a memory on which images, in particular pictograms, for displaying on the dynamic display are completely or partially stored. This has the advantage that the images can be called up and displayed efficiently.
- the guidance system further comprises at least one acoustic display device, in particular a siren and / or a loudspeaker, for emitting acoustic signals.
- control unit is connected to the at least one display device by means of a Digital Addressable Lighting Interface (DALI), a Powerline Communication (PLC) connection, or a wireless connection.
- DALI Digital Addressable Lighting Interface
- PLC Powerline Communication
- the at least one display device and / or the control unit can each comprise a PLC interface, a DALI interface and / or a wireless communication interface.
- the control unit is designed to determine the control signal by means of a lookup table, a function, in particular a predefined function, an A1 algorithm and / or a neural network, in particular a trained neural network. This has the advantage that the control signal can be determined efficiently.
- the control unit can comprise a logic unit for determining the control command.
- the logic unit can be implemented as software on a processor of the control unit.
- the AI algorithm can comprise an artificial intelligence (AI) based learning algorithm.
- AI artificial intelligence
- control unit can be connected to a cloud, the control unit being designed to transmit the detected physical variable relevant for the route to the cloud and to receive the control command and / or an instruction for determining the control command from the cloud.
- the cloud can comprise a cloud server and / or a cloud database.
- the cloud can comprise a data memory and software, in particular an A1 algorithm, for determining the control command on the basis of the physical variable relevant for the route and / or on the basis of variables stored in the data memory.
- the at least one display device can be put into a commissioning mode and / or maintenance mode, the at least one display device being designed to display information on maintenance in the maintenance mode and information on commissioning the at least one display device and / or the guidance system in the commissioning mode.
- the commissioning mode and / or maintenance mode can be activated with a hidden button on the display device or by means of an NFC interface.
- the invention relates to a method for dynamic and / or adaptive routing, comprising detecting a physical variable relevant for routing, determining a control signal on the basis of the physical variable relevant for routing, controlling a display device with the control signal, and displaying a fully or partially pre-stored image on a dynamic display of the display device, the dynamic display being designed, the image in the de-energized state Maintain condition.
- control signal is determined by means of a lookup table, a function, in particular a predefined function, an A1 algorithm and / or a neural network, in particular a trained neural network. This has the advantage that the control signal can be determined particularly efficiently.
- the method includes the acquisition of further physical quantities relevant for the routing, the control signal additionally being determined on the basis of the further acquired physical quantities. This has the advantage that the control signal can be determined particularly efficiently.
- the method can be carried out with the guidance system according to the first aspect of the invention.
- the physical variable relevant for the route is recorded with at least one sensor and the control signal is determined with a control unit on the basis of the recorded physical variable.
- FIG. 1a shows a schematic representation of a preferred embodiment of a dynamic and / or adaptive guidance system
- Figure 1b is a schematic representation of a further embodiment of a dynamic and / or adaptive guidance system
- Figure 2 is a schematic representation of a preferred embodiment of a
- Figure 5 is a schematic representation of a preferred embodiment of a
- FIG. 6 shows a preferred embodiment of a lookup table
- FIG. 7 shows a schematic representation of a preferred embodiment of a method for dynamic and / or adaptive routing.
- FIG. 1 a discloses a schematic illustration of a preferred embodiment of a dynamic and / or adaptive guidance system 10.
- the wayfinding system 10 comprises at least one sensor 11ac, which is designed to detect a physical variable relevant for a route, at least one display device 13a-c, which includes a dynamic display, the dynamic display being designed, a displayed image in the de-energized state maintain, a control unit 15, which is designed to determine a control signal on the basis of the physical variable relevant for the route, wherein the control unit 15 is further designed to provide the at least one display device 13a-c with the control signal for displaying a completely or partially pre-stored image on the dynamic display.
- the dynamic and / or adaptive wayfinding system 10 can show people a specific route or a specific direction by means of the display device as a function of the variable detected by the sensor. In this way, people can be guided through an environment on certain paths.
- the dynamic and / or adaptive wayfinding system 10 is an emergency lighting system for an environment, in particular a building.
- the wayfinding system 10 can include emergency lighting, safety lighting, escape route lighting and / or escape route signs.
- the dynamic and / or adaptive wayfinding system 10 includes a plurality of display devices 13a-c, each of which depicts a stylized figure on a green background and an arrow in the direction of an escape route on their dynamic display.
- the direction of the arrow can be adjusted dynamically based on the control signal.
- the wayfinding system 10 can thus form a dynamic escape route system for a building.
- control unit 15 comprises a logic unit 17, for example a processor.
- the logic unit 17 can be designed to determine the control command.
- the logic unit 17 can be implemented as software.
- the dynamic and / or adaptive guidance system 10 can furthermore comprise a central energy supply system in the form of a central battery system 14 or another central energy source (eg diesel supply, or a second network, etc.).
- the battery system can be designed to supply energy to the display devices 13a-c, the sensors 11a-c and / or the control unit 15.
- the control unit 15 can at least partially include the central energy supply system, in particular the central battery system 14, in a further embodiment.
- the routing system 10 comprises a multiplicity of sensors 11 a-c, which are each designed to detect physical quantities relevant to the route, in particular various physical quantities.
- the control unit 15 can be designed to determine the control signal for each display device 13a-c on the basis of the detected physical variables relevant for the route.
- the sensors are, for example, smoke alarms, from which the control unit 15 or the battery system 14 receives the information as to which rooms in a building are smoky.
- the wayfinding system 10 can comprise at least parts of a fire alarm center (BMZ) or be connected to a BMZ, wherein the sensors 11 a-c can be connected directly to the BMZ.
- the logic unit 17 of the control unit 15 can be connected between the BMZ and the battery system 14 and trigger so-called emergency lighting scenarios. For example, an alarm from a smoke detector with the number 2 means that a display with the number 3 shows a red cross, or an alarm from a smoke detector with the number 5 means that the direction of the arrow for a display with the number 3 is from changes right to left.
- the control unit 15 can be connected to the at least one display device 13a-c in terms of communication technology.
- the battery system 14 receives, for example, the information from the fire alarm center or logic unit 17 and forwards this as a control command to the display devices 13a-c.
- the control command can be transmitted using the Digital Addressable Lighting Interface (DALI), a Powerline Communication (PLC) connection, or a wireless connection.
- DALI Digital Addressable Lighting Interface
- PLC Powerline Communication
- the at least one display device 13a-c sends feedback to the control unit 15 after receiving the control command, so that a communication failure between display device 13a-c and control unit 15 can be excluded.
- various types of sensors can be connected to the BMZ, for example smoke detectors for detecting a fire, and gas sensors that detect whether there are dangerous gases in a room.
- the sensors can also include cameras and / or presence sensors which, for example, detect where in a building people are and what state these people are in.
- the sensors 11a-c can comprise acoustic sensors, for example microphones, which can detect noises in a room.
- a dangerous situation such as a terror alarm or a fire, can be recognized on the basis of the noises using intelligent software.
- FIG. 1b discloses a schematic illustration of a further embodiment of a dynamic and / or adaptive guidance system 10.
- the dynamic and / or adaptive routing system 10 in Figure 1b comprises five sensors 11a-e: a smoke alarm, a CO 2 sensor, a pyroelectric sensor, a camera and a microphone.
- the sensors 11 ae are connected to three display devices 13a-c via the control unit 15.
- control unit 15 forms a central routing system.
- the control unit 15 can comprise a logic unit, in particular in the form of software, which is designed to control the display devices 13a-c in a situation-related manner. Furthermore, according to this embodiment, the logic unit is designed to develop itself further in a self-learning manner.
- control unit 15 is designed to initially control the display device 13a-c- in accordance with a defined behavior, for example on the basis of a lookup table.
- the dynamic and / or adaptive wayfinding system 10 is designed, for example, to guide people on predefined alternative or escape routes in the event of a fire.
- the dynamic and / or adaptive guidance system 10 is a self-learning system.
- the guidance system 10 is designed to continuously record and store the behavior of people caused by the system, for example the predefined alternative routes and the reaction of the people to these alternative routes.
- presence sensors or cameras can be used to record how these people move (people tracking).
- the routing system 10, in particular the control unit 15, can learn on the basis of this information, for example, that too many people are being directed to the same escape route, that this escape route is consequently overloaded and that the risk of mass panic increases.
- the wayfinding system 10 can then divide the flow of people into two escape routes.
- the presence sensors or cameras used for this purpose can be integrated in the display devices 13a-c or arranged separately.
- the wayfinding system 10 can also be designed to guide flows of people through an environment with the aim of avoiding overloads. Examples of this are guiding people through museums, the targeted guidance of people to desired goods in a shop or the guidance of vehicles in a parking garage or in a city to free parking spaces.
- control unit 15 is connected to a cloud 16, in particular a cloud server or a cloud database.
- the dynamic and / or adaptive routing system 10 can comprise the cloud 16 or can be connected to the cloud 16.
- the collected data can be saved and evaluated not only in the system, but also in the cloud 16.
- the dynamic and / or adaptive routing system 10 can be designed to send the collected data to the cloud 16, in particular to send it anonymously, for example via the control unit 15, which is connected to the cloud 16.
- the cloud 16 can be designed to store this data on a data memory in the cloud 16.
- the cloud 16 can also include software, in particular artificial intelligence (AI) or an AI algorithm for evaluating the data.
- AI artificial intelligence
- the software can be self-learning and / or self-optimizing software and can be designed to use new data for learning or for optimization.
- the cloud 16 can be connected to further guidance systems 19, in particular further guidance systems in other buildings, and can receive additional data from these additional guidance systems 19.
- the cloud 16 can be designed to also use this additional data for learning or optimizing the software and / or for determining the control command.
- the further wayfinding systems 19 can be further emergency lighting systems in other buildings.
- the software and / or the data in the cloud 16 are stored cyclically in the route guidance system 10, in particular in the control unit 15, and are continuously updated.
- a fail-safe system can thus be created and delays can be avoided.
- the dynamic and / or adaptive guidance system 10 can include further actuators, in particular acoustic display devices. These actuators can be sirens or loudspeakers for warning announcements.
- acoustic display devices By means of the acoustic display devices, additional acoustic signals are generated for people with visual impairment, for example, which supplement the optical displays (2-sensory principle).
- the sensors 11a-c can also include mobile devices, in particular mobile phones, tablets or smartphones.
- the mobile devices can be connected in terms of communication with the guidance system, in particular with the control unit 15, and can, for example, transmit position data to the control unit 15.
- the control unit 15 can recognize where people are in the building on the basis of the position data of the mobile devices.
- the display devices 13a-c can be activated via mobile devices, for example via an app. After activation, the display devices 13a-c show desired information in their dynamic display.
- the guidance system 10 can be used for navigation, in particular for indoor navigation in buildings.
- the wayfinding system 10 forms an interactive video guide for a museum or for a city.
- a visitor can activate the display devices 13a-c by means of an app, which then shows him information or videos about the surroundings.
- the display devices 13a-c can be located, for example, on exhibits in the museum or on historical buildings.
- the dynamic and / or adaptive routing system 10 can be used for finding routes in a shop.
- the wayfinding system 10 can be designed to guide a person with the display devices 13a-c in the shop to a specific product. Additional display devices 13a-c can be located on special goods, which after activation via an app display additional information about these goods, e.g. about the production of the goods.
- the system can use the smartphone to identify which customer it is and then display individualized information, such as customer offers.
- the dynamic and / or adaptive routing system 10 is implemented in an office building and recognizes on the basis of the sensor data whether a workstation or a meeting room is occupied and guides a person to a free workstation or room using the display device 13a-c . This can be shown via an app or via corresponding displays in the meeting rooms.
- the wayfinding system 10 is implemented in a hospital in order to guide people, for example doctors or visitors, to a patient. Waiting patients can also be shown a waiting time.
- the wayfinding system 10 is implemented in an old people's or nursing home. If, for example, an emergency button is actuated in a room of the old people's or nursing home, information for calming the patient can be displayed on a display device 13a-c in the room Patients can be displayed, e.g. “Help is on the way”, or a direct connection can be established via video chat with a carer.
- the wayfinding system 10 is designed to display timetables, for example at train stations, airports or bus stops. People can call up further timetable information via an associated app.
- the guidance system 10 can be used for traffic management.
- the display devices 13a-c form traffic signs which display additional information on the dynamic display, for example a timer that indicates a waiting time in a traffic jam or a warning message about an accident or a dangerous situation.
- FIG. 2 shows a schematic illustration of a preferred embodiment of a display device 13.
- the display device 13 can form or display an escape route display, an escape route display or an escape route sign of the guidance system.
- the display device 13 can comprise a dynamic display 21 in a housing 23.
- the dynamic display 21 can be a reflective or transflective display.
- the dynamic display 21 can also be a bistable display which only requires a power supply to change the display display.
- the dynamic display 21 is an e-paper (electronic paper) display.
- the dynamic display 21 can be a multicolored display, in particular a multicolored e-paper display. This means that pictograms and warnings can be displayed in standard-compliant colors.
- the multicolor display can be designed to display at least eight colors, in particular green, white, red, yellow, blue, orange, violet and black. By restricting it to the most important colors, the dynamic display 21 can be produced inexpensively. At the same time, the resolution of the dynamic display 21 can be improved by a special color mixing method, so-called pixel mixing.
- a static figure is, for example, a pictogram or text that does not change in time change.
- a dynamic image is a blinking display, such as a blinking arrow, or a video.
- the dynamic display 21 of the display device 13 shown in FIG. 2 comprises a first display area 21a and a second display area 21b.
- the dynamic display 21 can be designed to display different images in the first display area 21a and the second display area 21b in response to the control signal, for example a pictogram in the first display area 21a and a text or a flashing arrow in the second display area 21b.
- the display device 13 can also have lighting 25.
- the lighting 25 is, for example, an LED front lighting and can be arranged in such a way that the dynamic display 21 is illuminated as completely as possible. Particularly when the dynamic display 21 is designed as a reflective e-paper display, the front lighting can increase readability.
- the lighting 25 can also be arranged behind the dynamic display 21.
- the dynamic display 21 is a transflective display which is evenly illuminated by the lighting 25 in the background.
- the display device 13 can furthermore comprise a memory 27 on which images for display on the dynamic display 21 are completely or partially stored.
- the display device 13 can furthermore comprise a local energy supply system, for example a local battery 28 or another local energy source (e.g. a supercap, a fuel cell, etc.) for supplying energy to the dynamic display 21. Furthermore, the display can also be connected to a central battery system 14 of the signposting system 10.
- a local energy supply system for example a local battery 28 or another local energy source (e.g. a supercap, a fuel cell, etc.) for supplying energy to the dynamic display 21.
- the display can also be connected to a central battery system 14 of the signposting system 10.
- the display device 13 can interpret the control command from the control unit 15, similar to a scene call, and display a corresponding image.
- the control command usually does not include the entire image, but only an address of the respective display device 13 and an image ID. In particular, this can speed up communication and avoid transmission errors.
- the display device 13 can recognize from the address that it is being controlled. For this purpose, dedicated electronics in the display device 13 can read out the address and assign an image via the image ID. The images for the image IDs can be stored in the memory 27. The electronics control the dynamic display 21 accordingly, which then shows the image. Furthermore, new images, for example new pictograms, can be loaded into the memory 27 of the display device 13 via an update function from the battery system 14 or from the cloud 16.
- the display device 13 can also have a communication interface 29.
- the communication interface 29 is, for example, an NFC interface, a Digital Addressable Lighting Interface (DALI), or a Powerline Communication (PLC) interface.
- DALI Digital Addressable Lighting Interface
- PLC Powerline Communication
- Images in particular pictograms, can be transferred to the memory of the display device 13 via the communication interface 29.
- the images can be loaded directly onto the memory of the dynamic display 13 using a smartphone, a tablet or a laptop.
- FIGS. 3a-b show schematic representations of further embodiments of display device 13.
- the display device 13 can be activated depending on the situation.
- the dynamic display 21 can also display further additional information, for example information about dangerous situations, escape route recommendations, alternative routes, people in need, etc.
- the additional information can be directed to the people in the building or to the rescue workers.
- Different or supplementary information can be displayed on the first display area 21 a and the second display area 21 b of the dynamic display 21.
- FIG. 3a shows, for example, a crossed safety symbol in a first display area 21a and additional information in the form of further pictograms and a warning message relating to contamination in a second display area 21b below it. This means that people can be advised of a hazard on the escape route and choose an alternative route.
- FIG. 3b shows a safety symbol in the first display area 21a and three flashing arrows in the second display area 21b.
- the animation in the second display area 21b can increase the perception of the escape route display.
- FIG. 3c shows a photo instead of a safety sign in the first display area 21a and security information in the second display area 21b.
- this security information is, for example, "doors have been locked” or "police are on the way”. If a Person has pressed an emergency button, for example in a hospital or nursing home, this safety information reads, for example, "Paramedic is on the way”.
- FIG. 3d shows a site plan of the building in the first display area 21a and information about people in the building in the second display area 21b.
- This information can be determined with the sensors 11a-c, in particular presence detectors or cameras. With this display, for example, rescue workers are informed about the current situation in the building.
- the sensors 11a-c detect, for example, the number of people in the building, the whereabouts of the people and / or the state of health of the people.
- the display of this additional safety information in particular information about people in the building, can be activated via a hidden button on the light or special software, for example a special app that is available to the rescue workers.
- FIGS. 4a-b show schematic representations of further embodiments of the display device.
- the display device 13 can be put into a commissioning mode or a maintenance mode.
- the commissioning mode and / or maintenance mode can be activated with a hidden button on the display device.
- the hidden button can be arranged in such a way that it cannot be reached or activated in normal operation.
- the commissioning or maintenance mode can only be activated when the display device 13 is de-energized.
- the commissioning and / or the maintenance mode can be activated via an NFC interface of the display device 13.
- the NFC interface can be configured so that it cannot be reached during normal operation.
- FIG. 4a shows the display device 13 in a commissioning mode.
- the dynamic display 21 shows, for example, assembly instructions for the display device 13.
- the first display area 21a of the dynamic display 21 shows step-by-step assembly instructions as text and the second display area 21b shows corresponding images.
- battery operation of the display device 13 is activated by activating the commissioning mode. This type of battery operation otherwise only takes place in the event of a power failure (emergency operation).
- new images in particular new pictograms, can be loaded onto the memory 27 of the display device 13.
- the pictograms can be loaded via the communication interface 29 of the display device 13.
- the pictograms can be loaded onto the memory 27 either via a DALI or Powerline connection of the wayfinding system 10, or directly on the display device 13 by means of an NFC interface.
- FIG. 4b shows the display device 13 in a maintenance mode.
- the dynamic display 21 shows, for example, current error messages, spare parts for troubleshooting or repair instructions.
- the first display area 21a of the dynamic display 21 shows the maintenance information in text form and the second display area 21b shows corresponding images.
- FIG. 5 shows a schematic illustration of a preferred embodiment of a display device 13.
- the dynamic display 21 is designed as a segmented display in FIG. 5 and comprises a large number of individual segments 51.
- the segments are defined by superimposing all the pictograms that can be displayed.
- the pictograms that can be displayed are, for example, arrow directions in 45 ° steps and a stylized figure, which can each be displayed on a left and a right side of the display 21.
- the superimposition of these images results in approximately 200 segments 51, for example, which can be individually controlled.
- the individual segments 51 can be controlled via an etched backplane.
- the backplane can comprise dedicated electronics and can be designed to communicate with further electronics of the display device 13. In this way, the backplane can be controlled to illuminate certain segments 51, for example via an SPI interface, in order to display certain pictograms and / or arrows on the display 21.
- FIG. 6 shows a preferred embodiment of a lookup table.
- the lookup table 61 it can be established which images are displayed by the respective display devices 13a-c of a dynamic and / or adaptive route guidance system 10 as a function of the triggered sensors 11a-c.
- control unit 15 of the routing system 10 can comprise a logic unit 17 which connects the sensors 11a-c to the display devices 13a-c.
- the logic unit 17 can be designed to determine the control commands for controlling the individual display devices 13a-c on the basis of the lookup table.
- the logic unit 17 can be integrated in a computer of the BMZ. Alternatively, the logic unit 17 can be implemented in a separate controller between the BMZ and the central battery system 14, e.g. a LITECOM controller. Furthermore, the logic unit can also be integrated directly in the central battery system 14, e.g. in the form of a miniaturized computer. In particular, the logic unit 17 is implemented as software.
- FIG. 7 shows a schematic representation of a preferred embodiment of a method 70 for dynamic and / or adaptive routing.
- the method 70 comprises detecting 71 a physical variable relevant for a route, determining 73 a control signal based on the detected physical variable, actuating 75 a display device 13 with the control signal, and displaying 77 a completely or partially stored image on a dynamic one Display 21 of the display device 13, the dynamic display 21 being designed to maintain the image in the de-energized state.
- the method 70 from FIG. 7 can be carried out with the dynamic and / or adaptive routing system 10 shown by way of example in FIG.
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Abstract
Description
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Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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DE102019130700.7A DE102019130700A1 (en) | 2019-11-14 | 2019-11-14 | DYNAMIC AND / OR ADAPTIVE GUIDANCE SYSTEM |
PCT/EP2020/081108 WO2021094189A1 (en) | 2019-11-14 | 2020-11-05 | Dynamic and/or adaptive signposting system |
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EP4038589A1 true EP4038589A1 (en) | 2022-08-10 |
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EP20803500.6A Pending EP4038589A1 (en) | 2019-11-14 | 2020-11-05 | Dynamic and/or adaptive signposting system |
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EP (1) | EP4038589A1 (en) |
CN (1) | CN114556453A (en) |
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DE102021121426A1 (en) | 2021-08-18 | 2023-02-23 | Zumtobel Lighting Gmbh | System and method for monitoring a function of an emergency sign luminaire |
DE102021123298A1 (en) | 2021-09-08 | 2023-03-09 | Rp-Technik Gmbh | Dynamic escape route system |
US20230274643A1 (en) * | 2022-02-28 | 2023-08-31 | E Ink Corporation | Parking space management system |
DE102022134086A1 (en) | 2022-12-20 | 2024-06-20 | Albrecht Jung Gmbh & Co. Kg | Electrical/electronic device for building installation technology |
DE102022134087A1 (en) | 2022-12-20 | 2024-06-20 | Albrecht Jung Gmbh & Co. Kg | Procedure for operating a presence detector |
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US5369735A (en) * | 1990-03-30 | 1994-11-29 | New Microtime Inc. | Method for controlling a 3D patch-driven special effects system |
US5224053A (en) * | 1991-01-22 | 1993-06-29 | Dayton Reliable Tool & Mfg. Co. | Interactive control for can end systems |
JP3452098B2 (en) * | 1995-04-04 | 2003-09-29 | アイシン・エィ・ダブリュ株式会社 | Vehicle navigation system |
DE10154146A1 (en) * | 2001-11-03 | 2003-06-05 | Ziller Ulrich | Method for diverting flow of people via escape route system e.g. for buildings and airports, involves establishing escape routes, which connect various areas of building or connect to outside |
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JP4601684B2 (en) | 2008-04-25 | 2010-12-22 | シャープ株式会社 | Evacuation route acquisition system, portable terminal device, evacuation route acquisition method, evacuation route acquisition program, computer-readable recording medium |
GB0904812D0 (en) * | 2009-03-20 | 2009-05-06 | Davar Ltd | Escape guidance apparatus |
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FI20095636A (en) * | 2009-06-08 | 2010-12-09 | Marimils Oy | Signpost system and device |
DE102009051900A1 (en) * | 2009-11-04 | 2011-05-05 | Elektro Grundler Ges.M.B.H. & Co. Kg | Device for displaying safety instructions |
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DE102012012696A1 (en) * | 2012-06-27 | 2014-01-02 | Phoenix Contact Gmbh & Co. Kg | status display |
DE102013201873B4 (en) * | 2013-02-05 | 2017-09-21 | Siemens Schweiz Ag | Dynamic emergency assistance |
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DE102015218161A1 (en) * | 2015-09-22 | 2017-03-23 | Fischer Akkumulatorentechnik Gmbh | Emergency sign light with electronic memory |
KR20180019979A (en) * | 2016-08-17 | 2018-02-27 | 박종덕 | Emergency leading apparatus with light |
US11085785B2 (en) * | 2019-03-20 | 2021-08-10 | International Business Machines Corporation | Navigation board |
US20210104158A1 (en) * | 2019-10-03 | 2021-04-08 | Quandopasso S.R.L.S. | Method and system for providing users with prompt information, instructions and advanced virtual road signposting about supervised road conditions |
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US20220392321A1 (en) | 2022-12-08 |
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