EP3789332A1 - Unité de commande pour un ascenseur, ascenseur et procédé de fonctionnement d'un ascenseur - Google Patents

Unité de commande pour un ascenseur, ascenseur et procédé de fonctionnement d'un ascenseur Download PDF

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Publication number
EP3789332A1
EP3789332A1 EP19195987.3A EP19195987A EP3789332A1 EP 3789332 A1 EP3789332 A1 EP 3789332A1 EP 19195987 A EP19195987 A EP 19195987A EP 3789332 A1 EP3789332 A1 EP 3789332A1
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EP
European Patent Office
Prior art keywords
feedback
signal
designed
operating unit
control
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.)
Withdrawn
Application number
EP19195987.3A
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German (de)
English (en)
Inventor
Lars KÜNG
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Inventio AG
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Inventio 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 Inventio AG filed Critical Inventio AG
Priority to EP19195987.3A priority Critical patent/EP3789332A1/fr
Publication of EP3789332A1 publication Critical patent/EP3789332A1/fr
Withdrawn legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B1/00—Control systems of elevators in general
    • B66B1/34—Details, e.g. call counting devices, data transmission from car to control system, devices giving information to the control system
    • B66B1/46—Adaptations of switches or switchgear
    • B66B1/461—Adaptations of switches or switchgear characterised by their shape or profile
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B1/00—Control systems of elevators in general
    • B66B1/34—Details, e.g. call counting devices, data transmission from car to control system, devices giving information to the control system
    • B66B1/46—Adaptations of switches or switchgear
    • B66B1/468—Call registering systems
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B2201/00—Aspects of control systems of elevators
    • B66B2201/40—Details of the change of control mode
    • B66B2201/46—Switches or switchgear
    • B66B2201/4607—Call registering systems
    • B66B2201/4638—Wherein the call is registered without making physical contact with the elevator system

Definitions

  • the present invention relates to an operating unit for an elevator installation, an elevator installation with at least one such operating unit and a method for operating an elevator installation.
  • a conventional operating unit for an elevator installation can have a keypad.
  • the keypad can have at least one button or a touch-sensitive area in order to call a car of the elevator to the floor.
  • the landing operation panel LOP
  • the landing operation panel can also have two buttons or areas in order to select a desired direction of travel.
  • a desired target floor can also be entered via the floor control unit.
  • the operating unit can also be arranged inside the cabin and be designed as a cabin operating unit (English: cabin operation panel, COP).
  • the car control unit can have a button for each selectable floor.
  • the car control unit can also have keys grouped into a numeric keypad, via which the destination floor can be selected.
  • buttons Conventional operating units require a user to mechanically touch their buttons. Mechanical contacting of buttons, however, may not be desired, for example due to hygiene considerations.
  • the keys can be equipped with a proximity sensor.
  • a proximity sensor for example, the KR 2017 013 617 6 a non-contact sensor for an elevator button.
  • a control unit for an elevator system having a detection device, an evaluation device and a feedback device, the detection device having a detection area spaced from a surface of the control unit and being designed to perform at least one hand gesture within the detection area to detect contactlessly and to map it in a gesture signal for the evaluation device, the evaluation device being designed to evaluate the gesture signal in order to recognize a meaning of the hand gesture representing an instruction to the elevator system and to provide a request signal representing the instruction for a control device of the elevator system, with the evaluation device is also designed to determine a predefined feedback on the hand gesture and a control signal for the feedback device that depicts the feedback device, the feedback device having a feedback area spaced from the surface of the operating unit and being designed to provide the feedback in a contactless and tactile manner within the feedback area in response to the control signal.
  • an elevator system with at least one car, a control device and at least one operating unit according to the first aspect of the invention is proposed, the control device being designed to control relocations of the car using the request signal.
  • a method for operating an elevator system wherein on an operating unit of the elevator system with a Detection device, an evaluation device and a feedback device using the detection device, a hand gesture within a detection area of the detection device spaced apart from a surface of the operating unit is detected without contact and is mapped in a gesture signal, the gesture signal being evaluated using the evaluation device in order to provide an instruction to the To recognize the meaning of the hand gesture representing the elevator system and a request signal representing the instruction is provided for a control device of the elevator system, a predefined feedback on the hand gesture is determined and a control signal representing the feedback is provided for the feedback device, using the feedback device within one of the Surface of the operating unit spaced feedback area of the feedback device in response to the control signal touching the feedback is made available in an unsupported manner.
  • An elevator installation can be a people transport system for transporting people or a load transport system for transporting loads.
  • the elevator system can have at least one, in particular vertically movable, car.
  • the elevator system can be referred to as an elevator.
  • the car can be moved between stops on different floors of a building.
  • the elevator system can have at least one control unit per floor and at least one control unit per car.
  • Request signals for a higher-level control device of the elevator system can be generated via the operating units.
  • the control device can be a central control device that processes the request signals from several operating units and controls the movement of the car accordingly.
  • the operating unit presented here can be used both as a floor operating unit for one floor and as a cabin operating unit for the cabin.
  • the operating unit can have an essentially unstructured surface.
  • the surface can be designed as a glass plate.
  • a detection device can have at least one sensor.
  • the sensor can be an optical sensor such as a camera.
  • the sensor can receive in a wavelength range that is invisible to humans.
  • the detection device can have at least one lighting device.
  • the lighting device can illuminate a detection area of the detection device.
  • the The lighting device can emit in a wavelength range matched to the sensor.
  • the lighting device and the sensor can send and receive infrared light.
  • the sensor can be a stereo camera, for example.
  • a distance to objects depicted in the images can be determined from at least two images captured from different viewing angles.
  • the lighting device can alternatively or additionally emit pulsed light and the sensor can detect a transit time of the light from the lighting device to an illuminated object and back.
  • a distance to the object can be determined from the transit time.
  • the sensor can provide a point cloud from spatial coordinates of the detected object.
  • the detection device can spatially detect the detection area.
  • the detection range can be between a minimum detection distance and a maximum detection distance.
  • the minimum detection distance can approximately match the surface of the control unit.
  • the maximum detection distance can be determined by an illuminance of the lighting device. Likewise, the maximum detection distance can be determined by an arbitrarily defined value.
  • the detection device can detect the objects within the detection area from the point cloud output by the sensor and display them in the gesture signal.
  • the detection device can detect one hand or both hands of a user in the detected objects.
  • the detection device can recognize a shape of the hand and map it in a simplified manner in the gesture signal.
  • the shape can represent a hand gesture.
  • the hand gesture can be assigned a meaning.
  • the meaning can be interpreted as an instruction for the elevator system. Different instructions can be communicated using different hand gestures.
  • the detection device can use snapshots of the sensor to detect static hand gestures.
  • the capture device can use a sequence of snapshots to capture dynamic hand gestures.
  • a static hand gesture can be, for example, a finger pointer, such as an outstretched thumb or forefinger.
  • the meaning of a finger pointer can be, for example, a desired direction of travel.
  • the assigned instruction can be a desired direction of travel.
  • the pointer can also be a selection signal a virtual button.
  • the static hand gesture can also include multiple fingers or the entire hand.
  • a stop (p) gesture can be signaled by the whole hand.
  • the assigned instruction can, for example, be a cancel command.
  • a number can be indicated by a number of outstretched fingers. The number can be interpreted as an instruction for a desired target floor.
  • a dynamic hand gesture can be, for example, a hand movement or finger movement. The hand movement or finger movement can, for example, imitate a door movement and be used for door control.
  • a swiping gesture can represent, for example, an "open door” or “close door” command as an instruction.
  • the meaning of the hand movement or finger movement can also be an operation of a virtual operating element, such as a virtual rotary knob or virtual slide.
  • the instruction can then be defined by an end position reached by the virtual operating element.
  • the gesture signal can include a digital representation of the hand gesture.
  • the gesture signal can also depict the movement of the hand or hands.
  • the hand or hands can be represented in a simplified manner in the gesture signal.
  • the evaluation device can carry out a comparison between the hand gesture contained in the gesture signal and a database with meanings and the linked instructions of known hand gestures.
  • At least one instruction for the elevator system can be assigned to a meaning.
  • the instruction can be context dependent.
  • the request signal can transmit the instruction to the control unit.
  • a feedback can be assigned to a hand gesture.
  • the same feedback can be assigned to several hand gestures.
  • Individual feedback can also be assigned to a gesture.
  • the feedback can be transmitted to the feedback device in the feedback signal.
  • the feedback device can have at least one emitter which can perceptibly stimulate the recognized hand or the recognized hands of the user within an effective area referred to as the feedback area. Outside the feedback range, the stimulus may be too weak to be felt.
  • An intensity of the excitation can be adjusted according to a position of the hand or hands.
  • the feedback device can be the hand or hands through a locally limited feeling of pressure, a vibration and / or a temperature sensation stimulate.
  • the excitation can, for example, evoke a feeling of touching an object.
  • the feedback can be, for example, an impulse at certain points on the hand.
  • the feedback can also be output as a tactile form, symbol or pattern.
  • the feedback can also be dynamic or moving. For example, the shape, symbol or pattern can be moved.
  • an operator can issue commands to the operating unit in a contactless manner and also receive haptic feedback from the operating unit in a contactless manner. Thanks to the feedback in particular, the operator can dispense with actually touching the operating unit and thus, for example, prevent the spread of germs. Even if the operator has dirty hands, for example in a workshop environment, the elevator can be operated without dirtying the control unit.
  • the feedback device can have an ultrasound module for providing the feedback.
  • An ultrasound module can have a plurality of ultrasound transmitters. Every ultrasonic transmitter can emit an ultrasonic signal. By setting a phase position and / or intensity and / or frequency of the individual ultrasonic signals, local maxima and minima can be generated which stimulate the skin of the hand or not. Targeted control of the ultrasonic transmitters allows maxima and minima to be moved spatially and thus tracked to the hand or hands. The perceived movement of the feedback can also be generated by shifting the maxima and minima relative to the hand.
  • the operating unit can have a display device.
  • the evaluation device can furthermore be designed to provide a control signal for the display device that depicts the feedback.
  • the display device can be designed to visibly provide the feedback in response to the control signal.
  • the display device can have a graphic display.
  • the display device can also have individual light sources as signal lights. The signal lights can be labeled. Predefined symbols and / or texts can also be highlighted, for example by lighting up.
  • the display device can for example have a segment display.
  • the display device can be arranged behind the surface of the operating unit.
  • the graphic display can also show moving images.
  • An object shown in the visible feedback can correspond to an object provided in the tangible feedback.
  • the visible feedback can also be an explanation of the tactile feedback.
  • the visible feedback can also depict the recognized meaning or the linked instruction of the recorded hand gesture.
  • the evaluation device can furthermore be designed to provide a control signal for the display device that depicts a request to execute at least one hand gesture.
  • the display device can be designed to visibly provide the request in response to the control signal.
  • the display device can mark the detection area.
  • a request can, for example, request that the hand or hands be moved into the detection area or feedback area.
  • the request can also be a greeting.
  • the request can also depict the next hand gesture in a gesture sequence for controlling the elevator system.
  • the request can also represent a selection of possible hand gestures. The selection can be context-related in order to enable a clearer representation.
  • the request can also include bringing an ID card or a key card close to a reader of the operating unit in order to check the authorization of the operator.
  • the display device can be designed, at least in areas, to provide a display of at least one button of the elevator system in the detection area and / or feedback area.
  • the representation can be holographic.
  • the representation can essentially depict a conventional operating unit with its usual operating elements or buttons, in order to enable as little familiarization as possible with the contactless technology. By displaying at least one button, the operator will instinctively move his hand or hands in the direction of the illustration in order to operate the elevator system. This brings the hand into the detection area and the feedback area.
  • the operating unit can have a sound generator.
  • the evaluation device can furthermore be designed to provide a control signal for the sound generator that depicts the feedback.
  • the sound generator can be designed to provide the feedback in an audible manner in response to the control signal.
  • the operating unit can have a loudspeaker.
  • the ultrasonic module can also be operated in audible frequencies or an audible signal can be modulated onto the ultrasonic signal.
  • the feedback can also be given acoustically. For example, a tone, noise or sound can be provided when the hand gesture has been recognized.
  • a spoken announcement can also sound.
  • a warning signal can sound if the operator removes the hand from the detection area or the feedback area before the hand gesture has been recognized.
  • a warning signal can also sound if the operator comes too close to the control element with his hand despite the tangible feedback and threatens to touch it.
  • the evaluation device can furthermore be designed to provide a control signal for the sound generator that depicts a request to execute at least one hand gesture.
  • the sound generator can be designed to provide the request audibly in response to the control signal.
  • the acoustic request can guide the operator through multi-level operating sequences.
  • the prompt can also include a greeting.
  • the detection area and the feedback area can at least partially overlap.
  • the detection area can be larger than the feedback area.
  • the feedback area can be arranged within the detection area.
  • the operator can be guided to the feedback area by optical or acoustic stimuli if an interaction of at least one hand is detected in the detection area but outside the feedback area.
  • the detection area and the feedback area can also be the same size.
  • the detection device and the feedback device can have a common transceiver module.
  • the hand gesture can be captured using the same technology that provides the feedback.
  • the location of the hand or hands can be supported by another technology become. Due to the common transceiver module, the detection area and the feedback area can be identical.
  • the feedback device can be designed to read in a feedback signal from the control device of the elevator system and to provide a tactile feedback representing the feedback signal in a contactless manner within the feedback area.
  • the feedback of the recognized hand gesture can also only be provided when the feedback signal is read in by the control device. For example, several request signals can arrive at the control device from different operating units at approximately the same time.
  • a confirmation can be sent to the control unit via the feedback signal, the request of which is processed first.
  • the confirmation can also be provided optically and / or acoustically.
  • the feedback signal can be used to send a refusal to the operating unit whose request is not processed immediately.
  • the refusal can also be provided optically and / or acoustically.
  • the user's authorization to drive to the target floor can be queried.
  • the confirmation can be issued via the control unit if the authorization is available.
  • the refusal can be output via the control unit if there is no authorization.
  • Fig. 1 shows an illustration of an operating unit 100 according to an embodiment.
  • the operating unit 100 can be arranged as a floor operating unit, for example next to a shaft door of an elevator system.
  • the operating unit 100 can also be arranged as a car operating unit within a car of the elevator system.
  • the control unit 100 can be used to request the cabin.
  • a desired transport direction i.e. up or down, can be selected.
  • a target floor can be selected from within the car via the control unit 100.
  • the target floor can also be preselected from outside the car via the operating unit 100 used as a floor control unit.
  • a door opening and / or door closing and the emergency call can be operated from within the cabin via the operating unit 100 as a cabin operating unit.
  • the operating unit 100 has a control panel 102 with a button-free surface 104.
  • the control panel 102 can be made of glass, for example.
  • a detection device 106 and a feedback device 108 are arranged behind or on the surface 104.
  • the operating unit 100 has an evaluation device 110 connected to the detection device 106 and the feedback device 108.
  • the detection device 106 can detect hand gestures 112 in a contactless manner within a detection area 114 arranged in front of the surface 102, as long as at least one hand 116 of an operator is arranged in the detection area 114.
  • a detected hand gesture 112 of the hand 116 is mapped in a gesture signal 118 and read in by the evaluation device 110.
  • the evaluation device 110 evaluates the gesture signal 118 and recognizes a meaning of the hand gesture 112.
  • the hand gesture 112 is, for example, with a Database of possible hand gestures 112 and their respective meaning compared. The meaning is interpreted in a context-dependent manner and a linked instruction for the elevator system is provided in a request signal 120 for a control device of the elevator system.
  • a feedback 122 on the hand gesture 112 is determined. For example, the feedback 122 that matches the hand gesture 112 is also read from the database. The feedback 122 is provided via a control signal 124 for the feedback device 108.
  • the feedback device 108 can provide the feedback 122 in response to the activation signal 124 within a feedback area 126 arranged in front of the surface 102 in a contactless manner and for which the user can feel.
  • the feedback 122 provided by the feedback device 108 is invisible in this case.
  • the feedback 122 may, for example, feel like a stream of air on the hand 116.
  • ultrasound can be used outside of frequencies audible to humans.
  • Ultrasound emitters can be driven by algorithms in order to generate tactile sensations on the hand 116 using an acoustic field.
  • a phased array composed of ultrasonic emitters can be controlled.
  • the sound waves from the ultrasonic emitters can be focused on a desired point on the hand 116.
  • the desired point can be stimulated by the sound waves.
  • a feeling of pressure can be produced at the desired point.
  • an intensity of the excitation can be modulated, that is to say the excitation swell and swell using modulation techniques.
  • the desired point can be moved along a path, since the excitation before, after and next to the desired point is less than in the desired point.
  • the excitation along the path can cause a memory effect, although the excited point has already been moved further. The suggestion can therefore have an effect.
  • the feedback device 108 has an ultrasound module 128.
  • the ultrasonic module 128 has at least two ultrasonic emitters which can be controlled individually.
  • the ultrasound module 128 can be referred to as an ultrasound array.
  • the ultrasonic module 128 can generate local maxima and local minima in the feedback area 126 via electronic beam pivoting, for example using a phase offset between the individual emitted ultrasonic signals of the ultrasonic emitters, which generate the tactile feedback 122 on the hand 116.
  • the feedback 122 is generated where the hand 116 is detected by the detection device 106.
  • the size of the feedback area 126 can be dependent on a size of the ultrasound module 128.
  • the ultrasonic emitters can be arranged in various forms.
  • the ultrasound module 128 is also a component of the detection device 106.
  • the ultrasound module 128 has at least two ultrasound transceiver units.
  • the hand gesture 112 is detected using echolocation. Echolocation may be performed using tactile feedback echoes 122 on hand 116.
  • the operating unit 100 has a display device 130.
  • the display device 130 is activated by the evaluation device 110 via the activation signal 124.
  • the display device 130 like the detection device 106 and the feedback device 108, is arranged behind or on the surface 104 of the control panel 102.
  • the display device 130 can be arranged between the detection device 106 and the detection area 114 and / or between the feedback device 108 and the feedback area 126.
  • the feedback 122 is displayed so that it is visible to the operator.
  • the evaluation device 110 additionally provides a control signal 124 for the display device 130.
  • the display device 130 can, for example, have a segment display or a matrix display for displaying symbols, numbers and / or letters.
  • the display device 130 can likewise have a screen for displaying graphics.
  • the display device 130 can also be used to output requests to the operator. Instructions for operating the elevator installation or operating unit 100 can be output via the display device. For example, the operator can be requested to move at least one hand 116 into the detection area 114 or into the feedback area 126 in order to be able to operate the operating unit 100. A next step in a sequence of steps for operating the operating unit 100 can also be displayed.
  • the display device 130 is designed to provide a representation of at least one button of the elevator system at least in regions.
  • the display device 130 can display a keypad or a numeric keypad via which the operator can virtually select the desired target floor by pointing a finger.
  • the display device 130 can also display a selection wheel or a rotary knob.
  • the selection wheel or the rotary knob can be virtually rotated by a twisting gesture of the hand 116.
  • An angular position of the selection wheel or rotary knob can correspond to the desired target floor.
  • the display can take place holographically, whereby the operator receives a spatial impression of the button.
  • the button shown can float in front of the surface 104 of the control panel 102.
  • the display of the button is thus arranged in the detection area 114.
  • the operator will intuitively move his hand 116 in the direction of the button and try to press it, for example.
  • As feedback 122 the operator can be given a feeling as if he had touched the button.
  • the surface 104 of the control panel 102 is a component of the display device 130.
  • constant, static representations are stored holographically on the surface 104, while dynamic, variable representations are shown on the display on or behind the surface 104.
  • the holographic representation is therefore passive.
  • the operating unit 100 has a sound generator 132.
  • the sound generator 132 is activated by the evaluation device 110 via the activation signal 124.
  • the feedback 122 is provided acoustically.
  • the feedback 122 can be provided as a signal tone, signal noise and / or signal sound.
  • the feedback 122 can also be provided in the form of speech.
  • requests can also be made available via the sound generator 132.
  • the sound generator 132 can be, for example, a loudspeaker arranged behind or on the surface 104. Likewise, the surface 104 can itself be excited to vibrate by a vibration generator and emit sound.
  • the ultrasound module 128 of the feedback device 108 can also be used as a sound generator 132 in the audible wavelength range.
  • control unit reads in the request signal 120 and outputs a feedback signal 134.
  • the feedback signal 134 is read into the operating unit 100 and a confirmation or refusal of the request is output via the feedback 122.
  • Fig. 2 shows an illustration of an elevator installation 200 according to an exemplary embodiment.
  • the elevator system 200 is installed in a building 202 with several floors 204.
  • the elevator installation 200 has a car 206 which is arranged in an elevator shaft 208 of the building 202 so as to be vertically movable.
  • the elevator installation 200 has a shaft door 210 per floor 204, which closes an opening in the elevator shaft 208.
  • the shaft door 210 is taken along through a door of the cabin 206 when it is opened.
  • an operating unit 100 as shown in FIG Fig. 1 is shown, arranged as a floor control unit 212 (Landing Operation Panel LOP).
  • In the cabin 206 there is an operating unit 100, as shown in FIG Fig. 1 is shown, arranged as a cabin operating unit 214 (Cabin Operation Panel COP).
  • a hand gesture 112 When an operator 216 carries out a hand gesture 112 within the detection area 114 of one of the operating units 100, the hand gesture is made by the operating unit 100 Contactless recorded, evaluated. After the evaluation, a feedback 122 assigned to the hand gesture 112 is made available in the feedback area 126 in a contactless manner and for the operator 216 to feel it haptically. Essentially at the same time as this, a request signal 120 representing a meaning of the hand gesture 112 is sent to a control device 218 of the elevator installation 200.
  • the request signals 120 of all operating units 100 are received in the control device 218 and can be processed, for example, as a function of a prioritization of the operating units 100.
  • a route for the car 206 can be optimized in order to process all of the request signals 120 in the shortest possible time.
  • a drive 220 of the elevator installation 200 is controlled accordingly via control signals 222.
  • the control device 218 can send a feedback signal 134 back to the operating panel 100.
  • a content of the feedback signal 134 can be made available in a contactless and perceptible manner via the feedback 122 within the feedback area 126.
  • the corresponding feedback can also be provided optically and / or acoustically.
  • Fig. 3 shows a flowchart of a method according to an embodiment.
  • the method has a step 300 of recording, a step 302 of evaluating and a step 304 of reporting back.
  • step 300 of the acquisition an operating unit such as that shown, for example, in FIG Fig. 1 is shown, a hand gesture of an operator is detected in a contactless manner and mapped in a gesture signal.
  • step 302 of the evaluation the gesture signal is evaluated. A meaning of the hand gesture is recognized and a request signal depicting an instruction assigned to the hand gesture is provided for a control device of the elevator system.
  • a predefined feedback on the hand gesture is determined and a control signal depicting the feedback is provided.
  • step 304 of the feedback the feedback is made available in a contact-free manner and can be felt by the operator.

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  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • User Interface Of Digital Computer (AREA)
  • Indicating And Signalling Devices For Elevators (AREA)
EP19195987.3A 2019-09-06 2019-09-06 Unité de commande pour un ascenseur, ascenseur et procédé de fonctionnement d'un ascenseur Withdrawn EP3789332A1 (fr)

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Application Number Priority Date Filing Date Title
EP19195987.3A EP3789332A1 (fr) 2019-09-06 2019-09-06 Unité de commande pour un ascenseur, ascenseur et procédé de fonctionnement d'un ascenseur

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Application Number Priority Date Filing Date Title
EP19195987.3A EP3789332A1 (fr) 2019-09-06 2019-09-06 Unité de commande pour un ascenseur, ascenseur et procédé de fonctionnement d'un ascenseur

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EP3789332A1 true EP3789332A1 (fr) 2021-03-10

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CN113716413A (zh) * 2021-09-06 2021-11-30 越达光电科技(浙江)有限公司 一种无接触电梯按键面板及电梯
CN113896064A (zh) * 2021-10-09 2022-01-07 快意电梯股份有限公司 免接触电梯操纵装置
CN114014111A (zh) * 2021-10-12 2022-02-08 北京交通大学 一种无接触式的智能电梯控制系统和方法
CN114148840A (zh) * 2021-11-12 2022-03-08 安徽新华学院 基于3d传感器的电梯空中按键实现方法及系统

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CN113896064A (zh) * 2021-10-09 2022-01-07 快意电梯股份有限公司 免接触电梯操纵装置
CN114014111A (zh) * 2021-10-12 2022-02-08 北京交通大学 一种无接触式的智能电梯控制系统和方法
CN114014111B (zh) * 2021-10-12 2023-01-17 北京交通大学 一种无接触式的智能电梯控制系统和方法
CN114148840A (zh) * 2021-11-12 2022-03-08 安徽新华学院 基于3d传感器的电梯空中按键实现方法及系统

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