WO2019127353A1 - 一种电动轮椅充电导航方法及系统 - Google Patents

一种电动轮椅充电导航方法及系统 Download PDF

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Publication number
WO2019127353A1
WO2019127353A1 PCT/CN2017/119801 CN2017119801W WO2019127353A1 WO 2019127353 A1 WO2019127353 A1 WO 2019127353A1 CN 2017119801 W CN2017119801 W CN 2017119801W WO 2019127353 A1 WO2019127353 A1 WO 2019127353A1
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WIPO (PCT)
Prior art keywords
charging
charging facility
electric wheelchair
wheelchair
user
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PCT/CN2017/119801
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English (en)
French (fr)
Inventor
刘伟荣
李家鑫
焦寅
闫励
Original Assignee
四川金瑞麒智能科学技术有限公司
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Application filed by 四川金瑞麒智能科学技术有限公司 filed Critical 四川金瑞麒智能科学技术有限公司
Priority to PCT/CN2017/119801 priority Critical patent/WO2019127353A1/zh
Priority to CN201780098038.9A priority patent/CN112203626A/zh
Publication of WO2019127353A1 publication Critical patent/WO2019127353A1/zh

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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G5/00—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs
    • A61G5/10—Parts, details or accessories

Definitions

  • the present application relates to a charging navigation method and system, and more particularly to a charging navigation method and system for an electric wheelchair.
  • an electric wheelchair charging navigation method may include: acquiring a remaining electric quantity of the electric wheelchair, and when the remaining electric quantity is less than a set threshold, performing the following steps: acquiring a current position of the electric wheelchair; searching for a certain range of a current position of the electric wheelchair a charging facility; obtaining a searched charging facility location; screening the searched charging facility; transmitting the filtered charging facility to the wheelchair and/or user terminal for selection by the user; based on the current location of the wheelchair
  • the navigation information is determined with the location of the charging facility selected by the user, wherein the navigation information includes one or more navigation paths; and the navigation information is transmitted to the wheelchair and/or user terminal to prompt the user.
  • the step of screening the searched charging facility further comprises determining a travelable distance of the electric wheelchair based on a remaining amount of power of the electric wheelchair; and screening the charging facility based on the travelable distance.
  • the step of screening the searched charging facility includes obtaining a number of available charging interfaces for the searched charging facility; and screening the charging facility based on the number of available charging interfaces.
  • the step of determining navigation information based on a current location of the wheelchair and a location of the charging facility selected by the user includes the navigation information including the charging facility if the charging facility selected by the user is located indoors One or more of the number of floors located, the available elevators arriving at the charging facility, the estimated arrival time, and the estimated charging time; and if the charging facility selected by the user is located outdoors, the navigation information includes non-motor vehicle lane information One or more of road obstacle information, estimated arrival time, and estimated charging time.
  • an electric wheelchair charging navigation device includes one or more processors.
  • the processor may be configured to: acquire a remaining power of the electric wheelchair, and when the remaining power is less than a set threshold, perform the following steps: acquiring a current location of the electric wheelchair; searching for the electric wheelchair a charging facility within a certain range of current location; obtaining a searched charging facility location; screening the searched charging facility; transmitting the filtered charging facility to the wheelchair and/or user terminal for selection by the user; Determining navigation information for the current location of the wheelchair and the location of the charging facility selected by the user, wherein the navigation information includes one or more navigation paths; and transmitting the navigation information to the wheelchair and/or user terminal to prompt the user.
  • an electric wheelchair charging navigation system includes: a power consumption detecting module, an information acquiring module, a searching module, a screening module, an information sending module, a navigation information determining module, and a navigation information prompting module.
  • the electric quantity detecting module is configured to acquire a remaining electric quantity of the electric wheelchair, and compare the remaining electric quantity with a set threshold.
  • the information acquisition module is configured to acquire a current location of the electric wheelchair; the search module is configured to search for a charging facility within a certain range from the current location; the screening module is configured to filter the searched charging facility; An information sending module is configured to send the filtered charging facility to the wheelchair and/or user terminal for selection by a user; the navigation information determining module is configured to determine a current location of the wheelchair and a charging facility location selected by the user Determining navigation information, wherein the navigation information includes one or more navigation paths; the navigation information prompting module is configured to send the navigation information to the wheelchair and/or user terminal to prompt the user.
  • a computer readable storage medium stores one or more computer instructions.
  • the following steps may be performed: acquiring a remaining power of the electric wheelchair, and when the remaining power is less than a set threshold, performing the following steps: acquiring a current location of the electric wheelchair; searching for Determining a charging facility within a certain range of the current position of the electric wheelchair; acquiring the searched charging facility location; screening the searched charging facility; and transmitting the filtered charging facility to the wheelchair and/or user terminal for selection by the user Determining navigation information based on a current location of the wheelchair and a location of a charging facility selected by a user, wherein the navigation information includes one or more navigation paths; and transmitting the navigation information to the wheelchair and/or user terminal to prompt user.
  • FIG. 1 is an exemplary schematic diagram of an electric wheelchair charging navigation system provided in accordance with an embodiment of the present invention.
  • FIG. 2 is an exemplary block diagram of a processor provided in accordance with an embodiment of the present invention.
  • FIG. 3 is an exemplary flow chart of an electric wheelchair charging navigation method provided in accordance with an embodiment of the present invention.
  • FIG. 1 is an exemplary schematic diagram of an electric wheelchair charging navigation system 100 provided in accordance with an embodiment of the present invention.
  • the system 100 can be an online platform, which can include a server 110, a network 120, an electric wheelchair 130, a storage medium 140, a user terminal 150, a charging facility 160, and the like.
  • the server 110 also includes one or more processors 112.
  • the server 110 can be a single server or a server cluster or a computer cluster composed of multiple servers. The clusters may be centralized or distributed. In some embodiments, the server 110 can be a local server or a remote server. For example, the server 110 can access information or data stored in the electric wheelchair 130, the storage medium 140, the user terminal 150, and the charging facility 160 via the network 120. In some embodiments, the server 110 may also be a cloud server deployed on a cloud platform.
  • the cloud platform may include, but is not limited to, a public cloud, a private cloud, a hybrid cloud, and a community cloud.
  • the server 110 may also include one or more processors 112.
  • the processor 112 can be used to process information or data related to the charging navigation function disclosed herein. For example, the processor 112 may obtain the remaining power of the electric wheelchair 130, the current position of the electric wheelchair 130, and determine relevant navigation information and the like.
  • the processor 112 may include one or more processors (eg, a single core processor or a multi-core processor).
  • the processor 112 may include, but is not limited to, a central processing unit (CPU), an application specific integrated circuit (ASIC), a dedicated instruction set processor (ASIP), an image processor (GPU), a physical processor (PPU). , digital signal processor (DSP), programmable gate array (FPGA), programmable logic circuit (PLD), processor, microprocessor, controller, microcontroller, etc.
  • the processor 112 may be a standalone device or other components integrated in the charging navigation system 100, such as the electric wheelchair 130, the user terminal 150, and/or for those skilled in the art. Or charging facility 160.
  • Network 120 may be used to implement information or data exchange between various components of system 100 (e.g., electric wheelchair 130, charging settings 160, etc.).
  • the server 110 can obtain a charging request for the electric wheelchair 130 via the network 120.
  • the network 120 can be any type of wired or wireless network.
  • typical networks include a local area network (LAN), a wide area network (WAN), a wireless local area network (WLAN), a wireless personal area network (ZigBee), a Bluetooth, a near field communication (NFC) network, a cellular network (Cellular Network), etc.
  • LAN local area network
  • WAN wide area network
  • WLAN wireless local area network
  • ZigBee wireless personal area network
  • Bluetooth a Bluetooth
  • NFC near field communication
  • Cellular Network cellular network
  • the electric wheelchair 130 can be used as a means of transportation for elderly people or people with disabilities.
  • the electric wheelchair 130 is an upgraded high-performance power driving device, an intelligent operating device, a battery and the like on the basis of a conventional manual wheelchair.
  • a typical power drive can include an electric motor.
  • Typical smart manipulators may include a rocker manipulator, a voice command manipulator, a gesture command manipulator, and the like.
  • Typical batteries may include lithium batteries, solar cells, lead acid batteries, graphene batteries, and the like.
  • Storage medium 140 can be used to store data and/or instructions.
  • the storage medium 140 can store data obtained from the electric wheelchair 130 and/or the charging facility 160.
  • the storage medium 140 can also store one or more computer instructions.
  • the charge navigation method or steps disclosed herein may be implemented when one or more processors execute the instructions.
  • the storage medium 140 includes volatile memory and/or non-volatile memory.
  • Typical volatile memories include random access memory (RAM), dynamic random access memory (DRAM), static random access memory (SRAM), and the like.
  • Typical non-volatile memories include read only memory (ROM), flash memory, optical disks, floppy disks, and mechanical hard disks.
  • the storage medium 140 can be a cloud storage deployed on a cloud platform.
  • the cloud platform includes a public cloud, a private cloud, a hybrid cloud, and a community cloud.
  • the user terminal 150 can include a mobile terminal 150-1, a tablet 150-2, a portable computer 150-3, and an electric wheelchair built-in device 150-4, and the like.
  • the mobile terminal 150-1 can include, but is not limited to, a smartphone, a wearable device, a virtual reality (VR) device, an augmented reality (AR) device, and the like.
  • the wearable device includes, but is not limited to, a smart bracelet, a smart foot ring, smart glasses, a smart helmet, a smart backpack, and the like.
  • the VR and/or AR device may include a VR helmet, VR glasses, an AR helmet, AR glasses, and the like.
  • typical commercially available VR and/or AR devices include Google Glass, Oculus Rift, HoloLens, Gear VR, and the like.
  • the user terminal 150 can be in communication with other components in the system 100 via the network 120.
  • the user can view the charging navigation information determined by the server 110 through the user terminal 150 (eg, an application pre-installed on the terminal).
  • the charging facility 160 can include an indoor charging station and/or an outdoor charging station.
  • the charging station includes one or more charging interfaces through which the electric wheelchair 130 can be charged.
  • the charging facility 160 can provide one or more standard charging interfaces (eg, DC charging or AC charging).
  • the processor 112 includes a power detecting module 210, an information acquiring module 220, a searching module 230, a screening module 240, a navigation information determining module 250, a navigation information prompting module 260, and an information sending module 270.
  • each of the modules can include one or more hardware circuits that can be used to execute the instructions stored in the storage medium 140 to perform the following functions.
  • the various modules may also include a combination of one or more hardware circuits and storage media.
  • the various modules may also be functional modules that include computer instructions that implement the following functions.
  • the power detecting module 210 can acquire the remaining power of the electric wheelchair 130.
  • the power detection module 210 can include one or more power sensors.
  • the power sensor can detect a change in battery power in the electric wheelchair 310 and report the remaining battery power data in real time. Further, the power detecting module 210 can obtain the remaining power of the electric wheelchair 130.
  • the one or more power sensors may include, but are not limited to, a DC power sensor, an AC power sensor, and/or an AC power sensor.
  • Typical DC power sensors can include shunts, resistor dividers, and the like.
  • Typical AC power sensors can include electromagnetic voltage transformers, capacitive voltage transformers, and/or electromagnetic current transformers.
  • Typical cross-over power sensors may include Hall voltage sensors, Rogowski coils, and/or variable frequency power sensors, and the like.
  • the power detection module 210 can be used to compare the remaining power with the set battery threshold. For example, when the remaining electric quantity of the electric wheelchair 130 is less than the set electric quantity threshold, the electric quantity detecting module 210 may generate an alarm signal and send an alarm signal to the information acquiring module 220 for further processing.
  • the alarm signal may include signals such as light, sound, electricity, and the like.
  • the set power threshold may be any size of power, such as 3Ah, 2Ah, 1Ah, and the like.
  • the set power threshold may also be any percentage of the rated capacity of the battery, such as 5%, 10%, 15%, and the like.
  • the information acquisition module 220 can acquire information and/or data related to the electric wheelchair 130 and the charging facility 160. For example, when the remaining power of the electric wheelchair 130 is less than a set threshold, the information module 220 may obtain an alarm signal generated by the power detecting module 210. For another example, the information acquisition module 220 can obtain the current location of the electric wheelchair 130. For another example, the information acquisition module 220 may obtain location information of the charging facility 160, available charging interface information, and the like. In some embodiments, the information acquisition module 220 can directly or indirectly communicate with the search module 230, the screening module 240, the navigation information determination module 250, the navigation information prompting module 240, and the information transmission module 270.
  • the search module 230 can search for a charging facility within a certain range from the current location of the electric wheelchair 130. For example, when the information acquisition module 220 receives an alarm signal, the search module searches for a charging facility within a certain range from the current location of the wheelchair 130.
  • the search range may be a preset range, such as 100 meters, 200 meters, 300 meters, and the like.
  • the search range may be a range that is adaptively set according to remaining battery power. For example, when the remaining battery capacity is less than 10%, the search module can calculate the travelable distance of the electric wheelchair 130 and search for a charging facility within the range of the travelable distance.
  • the screening module 240 can filter the searched charging facilities according to a certain screening method.
  • the screening module 240 can determine the travelable distance of the electric wheelchair based on the remaining power of the electric wheelchair 130, and then filter the charging facilities within the range of the travelable distance.
  • the screening module 240 can obtain the number of available charging interfaces of the searched charging facility and filter the charging facility based on the number of available charging interfaces.
  • the screening module 240 may obtain the number of available interfaces of the charging facility from the information obtaining module 220.
  • the screening module 240 may sort the filtered charging facilities according to certain rules (eg, in descending order of travelable distance, or in descending order of available interfaces).
  • the screening module 240 can transmit the filtered charging facility to the electric wheelchair 130 and/or the user terminal 150 via the information transmitting module 270 for selection.
  • the user may select the closest charging facility through the display device (not shown) disposed on the electric wheelchair 130 and/or the user terminal 150.
  • the user may select a charging facility that is closer in distance and has more available charging interfaces through the display device (not shown) disposed on the electric wheelchair 130 and/or the user terminal 150.
  • the information sending module 270 may further send the charging facility information selected by the user to the navigation information determining module 270 for further processing.
  • the navigation information determining module 250 may determine navigation information according to a current location of the electric wheelchair 130 and a location of the charging facility selected by the user.
  • the navigation information may include one or more navigation paths.
  • the navigation information determining module 250 may also determine corresponding navigation information to prompt the user according to the type of charging facility selected by the user.
  • the charging facility may include an indoor charging facility and an outdoor charging facility.
  • the navigation information determined by the navigation information determining module 250 may include, but is not limited to, the number of floors in which the charging facility is located, the available elevators reaching the charging facility, and the expected arrival. Time, estimated charging time.
  • the navigation information determined by the navigation information determining module 250 may include, but is not limited to, non-motor vehicle lane information, road obstacle information, estimated arrival time, and estimated charging time.
  • the navigation information prompting module 260 can transmit the determined navigation information to the wheelchair 130 and/or the user terminal 150 to prompt the user. Specifically, the navigation information prompting module 260 may obtain the navigation information from the navigation information determining module 250 and send the navigation information to the wheelchair 130 and/or the user terminal 150. In some embodiments, the navigation information prompting module 260 can also transmit the navigation information to the wheelchair 130 and/or the user terminal 150 in the form of a voice signal. Further, the user navigates according to the navigation voice.
  • the systems illustrated in Figures 1 and 2 can be implemented in a variety of manners.
  • the system can be implemented in hardware, software, or a combination of software and hardware.
  • the hardware portion can be implemented using dedicated logic; the software portion can be stored in memory and executed by a suitable instruction execution system, such as a microprocessor or dedicated design hardware.
  • a suitable instruction execution system such as a microprocessor or dedicated design hardware.
  • processor control code such as a carrier medium such as a magnetic disk, CD or DVD-ROM, such as read-only memory (firmware)
  • Such code is provided on a programmable memory or on a data carrier such as an optical or electronic signal carrier.
  • the system of the present application and its modules can be implemented not only with hardware such as very large scale integrated circuits or gate arrays, semiconductors such as logic chips, transistors, etc., or programmable hardware devices such as field programmable gate arrays, programmable logic devices, and the like. It can also be implemented by, for example, software executed by various types of processors, or by a combination of the above-described hardware circuits and software (for example, firmware).
  • FIG. 3 is an exemplary flow chart of an electric wheelchair charging navigation method provided in accordance with an embodiment of the present invention. It should be noted that the steps shown in the flowchart of FIG. 3 may be performed in a computer system such as a set of computer executable instructions, and although the logical order is shown in the flowchart, in some cases, The steps shown or described may be performed in an order different than that herein.
  • the method and/or step 300 illustrated in FIG. 3 may be performed by one or more processors (eg, server 110 or processor 112) in the electric wheelchair charging navigation system 100.
  • the one or more processors can execute the respective methods and/or steps in accordance with a set of instructions stored in a computer readable storage medium.
  • the remaining power of the electric wheelchair 130 is obtained.
  • the remaining amount of power of the electric wheelchair 130 can be obtained by the power detection module 210 (shown in FIG. 2).
  • the power detection module 210 can include one or more power sensors. The power sensor can detect a change in battery power in the electric wheelchair 310 and report the remaining battery power data in real time.
  • the one or more power sensors may include, but are not limited to, a DC power sensor, an AC power sensor, and/or an AC power sensor.
  • Typical DC power sensors can include shunts, resistor dividers, and the like.
  • Typical AC power sensors may include electromagnetic voltage transformers, capacitive voltage transformers, and/or electromagnetic current transformers.
  • Typical cross-over power sensors may include Hall voltage sensors, Rogowski coils, and/or variable frequency power sensors, and the like.
  • the electric wheelchair 130 may issue a charging request to the charging navigation system 100 directly or indirectly when the remaining capacity of the electric wheelchair 130 is less than a set power threshold.
  • the electric wheelchair 130 may issue an alarm signal, such as one or more processors in the charging navigation system 100 (such as the information acquisition module 220, the search module 230, the screening module 240)
  • the navigation information determining module 250 and/or the navigation information prompting module 260 receives the alarm signal and further determines charging navigation information.
  • the user can also issue a charging request through the user terminal 150, and the charging navigation system 100 further processes the charging request to determine charging navigation information.
  • the alert signal can include optical, acoustic, electrical, etc. signals.
  • the set power threshold may be any size of power, such as 3Ah, 2Ah, 1Ah, and the like.
  • the set power threshold may also be any percentage of the rated capacity of the battery, such as 5%, 10%, 15%, and the like.
  • the current location of the electric wheelchair 130 is obtained. Specifically, when the acquired remaining power is less than the set threshold, the current location of the electric wheelchair 130 is acquired.
  • the current location of the electric wheelchair 130 can be obtained by the information acquisition module 220.
  • the current position of the electric wheelchair 130 can be obtained by one or more positioning techniques to those skilled in the art.
  • the positioning technology may include a Global Positioning System (GPS), a Global Navigation Satellite System (GLONASS), a Compass Navigation System (COMPASS), a Galileo Positioning System, a Quasi-Skylite System (QZSS), and the like.
  • a charging facility within a certain range of the current location of the electric wheelchair 130 is searched.
  • the search facility 230 (shown in FIG. 2) can be used to search for a charging facility within a certain range from the current location of the electric wheelchair 130.
  • the search range may be a preset range, such as 100 meters, 200 meters, 300 meters, and the like.
  • the search range may be a range that is adaptively set according to remaining battery power. For example, when the remaining battery capacity is less than 10%, the search module can calculate the travelable distance of the electric wheelchair 130 and search for a charging facility within the range of the travelable distance.
  • the location of the searched charging facility is obtained.
  • the location information of the charging settings can be obtained by the information acquisition module 220.
  • the searched charging facility is screened.
  • the searched charging facility may be screened by the screening module 240 (shown in FIG. 2) according to a certain screening method.
  • the travelable distance of the electric wheelchair can be determined according to the remaining power of the electric wheelchair 130, and then the charging facility within the range of the travelable distance can be selected.
  • the number of available charging interfaces of the searched charging facility can be obtained and the charging facility can be screened based on the number of available charging interfaces.
  • the number of available interfaces of the charging facility can be obtained from the information acquisition module 220.
  • the filtered charging facilities may be ordered according to certain rules (eg, in descending order of travelable distance, or in descending order of available interfaces).
  • the filtered charging facility is sent to the wheelchair 130 and/or user terminal 150 for selection by the user.
  • the user can select the closest charging facility through the display device (not shown) disposed on the electric wheelchair 130 and/or the user terminal 150.
  • the user may select a charging facility that is closer in distance and has more available charging interfaces through the display device (not shown) disposed on the electric wheelchair 130 and/or the user terminal 150.
  • navigation information is determined based on the current location of the wheelchair 130 and the location of the charging facility selected by the user.
  • the navigation information includes at least one or more navigation paths.
  • one or more navigation paths may be planned by the navigation information determination module 250 (shown in FIG. 2) based on the location of the wheelchair 130 and the selected charging facility location.
  • step 370 can determine the navigation path based on historical navigation information of the user.
  • the navigation path is determined based on user preferences.
  • step 370 can also determine corresponding navigation information to prompt the user based on the type of charging facility.
  • the charging facility may include an indoor charging facility and an outdoor charging facility.
  • the navigation information may include, but is not limited to, the number of floors in which the charging facility is located, the available elevators reaching the charging facility, the estimated arrival time, and the estimated charging time.
  • the navigation information may include, but is not limited to, non-motor vehicle lane information, road obstacle information, estimated arrival time, and estimated charging time. In this way, the user can select an appropriate navigation path based on the personalized navigation information.
  • the navigation information is sent to the wheelchair 130 and/or user terminal 150 to prompt the user.
  • the navigation information may be sent to the wheelchair 130 and/or user terminal 150 in the form of a voice signal. Further, the user navigates according to the navigation voice.
  • the present application uses specific words to describe embodiments of the present application.
  • a "one embodiment,” “an embodiment,” and/or “some embodiments” means a feature, structure, or feature associated with at least one embodiment of the present application. Therefore, it should be emphasized and noted that “an embodiment” or “an embodiment” or “an alternative embodiment” that is referred to in this specification two or more times in different positions does not necessarily refer to the same embodiment. . Furthermore, some of the features, structures, or characteristics of one or more embodiments of the present application can be combined as appropriate.
  • aspects of the present application can be illustrated and described by a number of patentable categories or conditions, including any new and useful process, machine, product, or combination of materials, or Any new and useful improvements. Accordingly, various aspects of the present application can be performed entirely by hardware, entirely by software (including firmware, resident software, microcode, etc.) or by a combination of hardware and software.
  • the above hardware or software may be referred to as a "data block,” “module,” “engine,” “unit,” “component,” or “system.”
  • aspects of the present application may be embodied in a computer product located in one or more computer readable medium(s) including a computer readable program code.
  • the computer program code required for the operation of various parts of the application can be written in any one or more programming languages, including object oriented programming languages such as Java, Scala, Smalltalk, Eiffel, JADE, Emerald, C++, C#, VB.NET, Python. Etc., regular programming languages such as C, Visual Basic, Fortran 2003, Perl, COBOL 2002, PHP, ABAP, dynamic programming languages such as Python, Ruby and Groovy, or other programming languages.
  • the program code can be run entirely on the user's computer, or run as a stand-alone software package on the user's computer, or partially on the user's computer, partly on a remote computer, or entirely on a remote computer or server.
  • the remote computer can be connected to the user's computer via any network, such as a local area network (LAN) or wide area network (WAN), or connected to an external computer (eg via the Internet), or in a cloud computing environment, or as a service.
  • LAN local area network
  • WAN wide area network
  • an external computer eg via the Internet
  • SaaS software as a service

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Abstract

一种电动轮椅充电导航方法及系统，其中方法包括：获取电动轮椅的剩余电量（310），当剩余电量小于设定的阈值时，获取电动轮椅的当前位置（320）；搜索在电动轮椅的当前位置一定范围内的充电设施（330）；获取搜索到的充电设施位置（340）；筛选搜索到的充电设施（350）；将筛选出的充电设施发送给轮椅和/或用户终端以供用户选择（360）；根据轮椅的当前位置和用户选择的充电设施位置确定导航信息（370），该导航信息包括一条或多条导航路径；以及将导航信息发送给轮椅和/或用户终端以提示用户（380）。

Description

一种电动轮椅充电导航方法及系统 技术领域
本申请涉及一种充电导航方法及系统，尤其是一种用于电动轮椅的充电导航方法及系统。
背景技术
随着科技的进步，电动轮椅的智能化不断加强，比如爬楼梯、自动操控等。相比传统的手动轮椅，电动轮椅能够为老年人或残障人士提供更加便捷的出行，可以达到省时省力的效果。可以预见的是，电动轮椅在未来的生活中会越来越普及，然而如何为电动轮椅提供充电服务势必会得到关注。因此，基于未来的电动轮椅的充电服务有必要提供一种电动轮椅充电导航方法及系统。
发明内容
根据本申请的一个方面，提供一种电动轮椅充电导航方法。该方法可以包括：获取所述电动轮椅的剩余电量，当剩余电量小于设定的阈值时，可以执行下述步骤：获取所述电动轮椅的当前位置；搜索在所述电动轮椅的当前位置一定范围内的充电设施；获取搜索到的充电设施位置；筛选所述搜索到的充电设施；将筛选出的充电设施发送给所述轮椅和/或用户终端以供用户选择；根据所述轮椅的当前位置和用户选择的充电设施位置确定导航信息，其中所述导航信息包括一条或多条导航路径；以及将所述导航信息发送给所述轮椅和/或用户终端以提示用户。
在一些实施例中，筛选搜索到的充电设施的步骤进一步包括：根据所述电动轮椅的剩余电量，确定所述电动轮椅的可行驶距离；以及根据所述可行驶距离筛选充电设施。
在一些实施例中，筛选搜索到的充电设施的步骤包括：获取所述搜索到的充 电设施的可用充电接口数量；以及根据所述可用充电接口数量筛选所述充电设施。
在一些实施例中，根据所述轮椅的当前位置和所述用户选择的充电设施的位置确定导航信息的步骤包括：如果所述用户选择的充电设施位于室内，所述导航信息包括所述充电设施位于的楼层数、到达所述充电设施的可用电梯、预计到达时间、预计充电时间中的一种或多种；以及如果所述用户选择的充电设施位于室外，所述导航信息包括非机动车道信息、道路障碍物信息、预计到达时间、预计充电时间中的一种或多种。
根据本申请的另一个方面，提供了一种电动轮椅充电导航装置。所述装置包括一种或多种处理器。所述处理器可用于执行以下步骤：获取所述电动轮椅的剩余电量，当剩余电量小于设定的阈值时，可以执行下述步骤：获取所述电动轮椅的当前位置；搜索在所述电动轮椅的当前位置一定范围内的充电设施；获取搜索到的充电设施位置；筛选所述搜索到的充电设施；将筛选出的充电设施发送给所述轮椅和/或用户终端以供用户选择；根据所述轮椅的当前位置和用户选择的充电设施位置确定导航信息，其中所述导航信息包括一条或多条导航路径；以及将所述导航信息发送给所述轮椅和/或用户终端以提示用户。
根据本申请的另一个方面，提供了一种电动轮椅充电导航系统。所述系统包括：电量检测模块、信息获取模块、搜索模块、筛选模块、信息发送模块、导航信息确定模块和导航信息提示模块。所述电量检测模块用于获取电动轮椅的剩余电量，并将所述剩余电量与设定阈值比较。所述信息获取模块用于获取所述电动轮椅的当前位置；所述搜索模块用于搜索距离所述当前位置一定范围内的充电设施；所述筛选模块用于筛选搜索到的充电设施；所述信息发送模块用于将筛选出的充电设施发送给所述轮椅和/或用户终端以供用户选择；所述导航信息确定模块用于根据所述轮椅的当前位置和所述用户选择的充电设施位置确定导航信息，其中所述导航信息包括一条或多条导航路径；导航信息提示模块用于将所述导航信息发送给所述轮椅和/或用户终端以提示用户。
根据本申请的另一个方面，提供了一种计算机可读存储介质，其中所述存储 介质存储一条或多条计算机指令。当所述计算机指令运行时，可以执行以下步骤：获取所述电动轮椅的剩余电量，当剩余电量小于设定的阈值时，可以执行下述步骤：获取所述电动轮椅的当前位置；搜索在所述电动轮椅的当前位置一定范围内的充电设施；获取搜索到的充电设施位置；筛选所述搜索到的充电设施；将筛选出的充电设施发送给所述轮椅和/或用户终端以供用户选择；根据所述轮椅的当前位置和用户选择的充电设施位置确定导航信息，其中所述导航信息包括一条或多条导航路径；以及将所述导航信息发送给所述轮椅和/或用户终端以提示用户。
本申请的一部分附加特性可以在下面的描述中进行说明。通过对以下描述和相应附图的检查或者对实施例的生产或操作的了解，本申请的一部分附加特性对于本领域技术人员是明显的。本披露的特性可以通过对以下描述的具体实施例的各种方面的方法、手段和组合的实践或使用得以实现和达到。
附图说明
在此所述的附图用来提供对本申请的进一步理解，构成本申请的一部分。本申请的示意性实施例及其说明用于解释本申请，并不构成对本申请的限定。
图1是根据本发明实施例提供的电动轮椅充电导航系统的示例性示意图。
图2是根据本发明实施例提供的处理器的示例性模块图。
图3是根据本发明实施例提供的电动轮椅充电导航方法的示例性流程图。
具体实施方式
如本说明书和权利要求书中所示，除非上下文明确提示例外情形，“一”、“一个”、“一种”和/或“该”等词并非特指单数，也可包括复数。一般说来，术语“包括”与“包含”仅提示包括已明确标识的步骤和元素，而这些步骤和元素不构成一个排它性的罗列，方法或者设备也可能包含其它的步骤或元素。术语“基于”是“至少部分地基于”。术语“一个实施例”表示“至少一个实施例”；术语“另一实施例”表示“至少一个另外的实施例”。其他术语的相关定义将在下文描述中给出。
虽然本申请对根据本申请的实施例的系统中的某些模块做出了各种引用，然而，任何数量的不同模块可以被使用并运行于安全系统中。这些模块仅是说明性的，并且该系统和方法的不同方面可以使用不同模块。
本申请中使用了流程图用来说明根据本申请的实施例的系统所执行的操作。应当理解的是，前面或下面操作不一定按照顺序来精确地执行。相反，可以按照倒序或同时处理各种步骤。同时，也可以将其他操作添加到这些过程中，或从这些过程移除某一步或数步操作。
图1是根据本发明实施例提供的电动轮椅充电导航系统100的示例性示意图。如图1所示，所述系统100可以是在线平台，所述在线平台可以包括服务器110、网络120、电动轮椅130、存储介质140、用户终端150以及充电设施160等。进一步地，所述服务器110还包括一个或多个处理器112。
在一些实施例中，所述服务器110可以是一种单独服务器，也可以是一种由多个服务器组成的服务器集群或计算机集群。所述集群可以是集中式，也可以是分布式。在一些实施例中，所述服务器110可以是本地服务器，也可以是远程服务器。例如，所述服务器110可以通过网络120访问电动轮椅130、存储介质140、用户终端150以及充电设施160中存储的信息或数据。在一些实施例中，所述服务器110还可以是部署在云平台上的云服务器。其中，所述云平台可以包括但不限于公有云、私有云、混合云和社区云等。
在一些实施例中，所述服务器110还可以包括一个或多个处理器112。所述处理器112可用于处理与本发明披露的充电导航功能相关的信息或数据。例如，所述处理器112可以获得电动轮椅130的剩余电量，电动轮椅130的当前位置，以及确定相关的导航信息等。在一些实施例中，所述处理器112可以包括一个或多个处理器(比如，单核处理器或多核处理器)。可选地，所述处理器112可以包括但不限于中央处理器(CPU)、专用集成电路(ASIC)、专用指令集处理器(ASIP)、图像处理器(GPU)、物理处理器(PPU)、数字信号处理器(DSP)、可编程门阵列(FPGA)、可编程逻辑电路(PLD)、处理器、微处理器、控制器、微控制器等。
应当理解的是，对于本领域的技术人员而言，所述处理器112既可以是独立设备，也可以集成在所述充电导航系统100中的其他部件，如电动轮椅130、用户终端150和/或充电设施160。
网络120可用于实现所述系统100中各部件(如，电动轮椅130、充电设置160等)之间的信息或数据交换。例如，所述服务器110能够通过网络120获得电动轮椅130的充电请求。所述网络120可以是任何一种类型的有线或无线网络。例如，典型的网络包括局域网(LAN)、广域网(WAN)、无线局域网(WLAN)、无线个域网(ZigBee)、蓝牙(Bluetooth)、近场通讯(NFC)网络、蜂窝网络(Cellular Network)等。
电动轮椅130可用于老年人士或残障人士的代步工具。所述电动轮椅130是在传统手动轮椅的基础上叠加高性能动力驱动装置、智能操纵装置、电池等部件升级改造而成。例如，典型的动力驱动装置可以包括电动马达。典型的智能操纵装置可以包括摇杆式操纵器、语音指令操纵器、手势指令操纵器等。典型的电池可以包括锂电池、太阳能电池、铅酸电池、石墨烯电池等。对于本领域技术人员而言，所述电动轮椅的具体结构可以从现有技术获知，在此不再赘述。
存储介质140可用于存储数据和/或指令。例如，所述存储介质140可以存储从电动轮椅130和/或充电设施160中获得的数据。在一些实施例中，所述存储介质140还可以存储一条或多条计算机指令。当一个或多个处理器执行所述指令时，可以实现本发明披露的充电导航方法或步骤。在一些实施例中，所述存储介质140包括易失性存储器和/或非易失性存储器。典型的易失性存储器包括随机存储器(RAM)、动态随机存储器(DRAM)、静态随机存储器(SRAM)等。典型的非易失性存储器包括只读存储器(ROM)、闪存(Flash)、光盘、软盘和机械硬盘等。在一些实施例中，所述存储介质140可以是部署在云平台上的云存储。例如，所述云平台包括公有云、私有云、混合云和社区云等。
在一些实施例中，用户终端150可以包括移动终端150-1、平板电脑150-2、便携式电脑150-3和电动轮椅内置设备150-4等。在一些实施例中，所述移动终端 150-1可以包括但不限于智能手机、可穿戴设备、虚拟现实(VR)设备、增强现实(AR)设备等。在一些实施例中，所述可穿戴设备包括但不限于智能手环、智能脚环、智能眼镜、智能头盔、智能背包等。在一些实施例中，所述VR和/或AR设备可以包括VR头盔、VR眼镜、AR头盔和AR眼镜等。例如，典型的市售的VR和/或AR设备包括Google Glass、Oculus Rift、HoloLens、Gear VR等。在一些实施例中，所述用户终端150可以通过网络120与所述系统100中的其他部件进行通讯连接。例如，用户可以通过所述用户终端150(比如，预装在所述终端上的应用程序)查看所述服务器110确定的充电导航信息。
所述充电设施160可以包括室内充电站和/或室外充电站。在一些实施例中，所述充电站包括一个或多个充电接口，所述电动轮椅130可通过所述充电接口进行充电。在一些实施例中，所述充电设施160可以提供一种或多种标准的充电接口(例如，直流充电或交流充电)。
图2是根据本实施例是根据本发明实施例提供的处理器112的示例性模块图。所述处理器112包括电量检测模块210、信息获取模块220、搜索模块230、筛选模块240、导航信息确定模块250、导航信息提示模块260和信息发送模块270。应当理解的是，对于本领技术人员而言，每个模块可以包括一个或多个硬件电路，所述硬件电路可以被用来执行所述存储介质140中存储的指令来实现以下的功能。在一些实施例中，所述各个模块还可以包括一个或多个硬件电路和存储介质的结合体。在又一些实施例中，所述各个模块还可以是包含实现以下功能的计算机指令的功能模块。
所述电量检测模块210可以获取电动轮椅130的剩余电量。在一些实施例中，所述电量检测模块210可以包括一个或多个电量传感器。所述电量传感器可以检测电动轮椅310中电池电量的变化并实时上报电池剩余电量数据。进一步地，所述电量检测模块210可以获得所述电动轮椅130的剩余电量。所述一个或多个电量传感器可以包括但不限于直流电量传感器、交流电量传感器和/或交频电量传感器。典型的直流电量传感器可以包括分流器、电阻分压器等。典型的交流电量传感器可 以包括电磁式电压互感器、电容式电压互感器和/或电磁式电流互感器等。典型的交频电量传感器可以包括霍尔电压传感器、罗氏线圈和/或变频功率传感器等。
在一些实施例中，所述电量检测模块210可以用来比较剩余电量与设定的电量阈值。例如，当所述电动轮椅130的剩余电量小于所述设定的电量阈值，所述电量检测模块210可以产生报警信号，并将报警信号发送给所述信息获取模块220做进一步处理。所述报警信号可以包括光、声、电等信号。在一些实施例中，所述设定的电量阈值可以是任意大小的电量，如3Ah、2Ah、1Ah等。所述设定的电量阈值还可以是电池额定容量的任意百分比，如5％、10％、15％等。
所述信息获取模块220可以获取与所述电动轮椅130和充电设施160的相关信息和/或数据。例如，当所述电动轮椅130的剩余电量小于设定的阈值时，所述信息模块220可以获得电量检测模块210产生的报警信号。又例如，所述信息获取模块220可以获得所述电动轮椅130的当前位置。又例如，所述信息获取模块220可以获得所述充电设施160的位置信息以及可用充电接口信息等。在一些实施例中，所述信息获取模块220可以直接或间接与所述搜索模块230、筛选模块240、导航信息确定模块250、导航信息提示模块240和信息发送模块270进行通信。
所述搜索模块230可以搜索距离所述电动轮椅130当前位置一定范围内的充电设施。例如，当所述信息获取模块220接收到报警信号时，所述搜索模块搜索距离所述轮椅130当前位置一定范围内的充电设施。在一些实施例中，所述搜索范围可以是预设的范围，比如100米、200米、300米等。在一些实施例中，所述搜索范围可以是根据剩余电量自适应设定的范围。例如，当时剩余电量不足10％时，所述搜索模块可以计算所述电动轮椅130的可行驶距离，搜索可行驶距离范围内的充电设施。
所述筛选模块240可以按照一定的筛选方法筛选上述搜索到的充电设施。在一些实施例中，所述筛选模块240可以根据所述电动轮椅130的剩余电量确定所述电动轮椅的可行驶距离，然后筛选出可行驶距离范围内的充电设施。在一些实施例中，所述筛选模块240可以获取搜索到的充电设施的可用充电接口数量，并根据 所述可用充电接口数量筛选所述充电设施。可选地，所述筛选模块240可以从所述信息获取模块220获得所述充电设施的可用接口数量。在一些实施例中，所述筛选模块240可以将筛选出的充电设施按照一定的规则排序(例如，按照可行驶距离降序排列，或按照可用接口数量降序排列)。
在一些实施例中，所述筛选模块240可以将筛选得到的充电设施通过所述信息发送模块270发送给所述电动轮椅130和/或用户终端150进行选择。例如，用户可以通过电动轮椅130和/或用户终端150上配置的显示装置(图中未示出)选择距离最近的充电设施。又例如，用户可以通过电动轮椅130和/或用户终端150上配置的显示装置(图中未示出)选择距离较近且可用充电接口较多的充电设施。进一步地，所述信息发送模块270还可以将用户选择的充电设施信息发送给所述导航信息确定模块270做进一步地处理。
所述导航信息确定模块250可以根据所述电动轮椅130的当前位置和所述用户选择的充电设施的位置确定导航信息。所述导航信息可以包括一条或多条导航路径。在一些实施例中，所述导航信息确定模块250还可以根据用户所选择的充电设施的种类来确定相应的导航信息以提示用户。所述充电设施可以包括室内充电设施和室外充电设施。例如，当用户选择的充电设施为室内充电设施，所述导航信息确定模块250确定的导航信息中可以包括但不限于所述充电设施位于的楼层数、到达所述充电设施的可用电梯、预计到达时间、预计充电时间。又例如，当用户选择的充电设施为室外充电设施，所述导航信息确定模块250确定的导航信息中可以包括但不限于非机动车道信息、道路障碍物信息、预计到达时间、预计充电时间。
所述导航信息提示模块260可以将所述确定的导航信息发送给所述轮椅130和/或用户终端150以提示用户。具体地，所述导航信息提示模块260可以从所述导航信息确定模块250获得所述导航信息，并将所述导航信息发送给所述轮椅130和/或用户终端150。在一些实施例中，所述导航信息提示模块260还可以将所述导航信息以语音信号的形式发送给所述轮椅130和/或用户终端150。进一步地，用户根据所述导航语音进行导航。
应当理解，图1和2所示的系统可以利用各种方式来实现。例如，在一些实施例中，系统可以通过硬件、软件或者软件和硬件的结合来实现。其中，硬件部分可以利用专用逻辑来实现；软件部分则可以存储在存储器中，由适当的指令执行系统，例如微处理器或者专用设计硬件来执行。本领域技术人员可以理解上述的方法和系统可以使用计算机可执行指令和/或包含在处理器控制代码中来实现，例如在诸如磁盘、CD或DVD-ROM的载体介质、诸如只读存储器(固件)的可编程的存储器或者诸如光学或电子信号载体的数据载体上提供了这样的代码。本申请的系统及其模块不仅可以有诸如超大规模集成电路或门阵列、诸如逻辑芯片、晶体管等的半导体、或者诸如现场可编程门阵列、可编程逻辑设备等的可编程硬件设备的硬件电路实现，也可以用例如由各种类型的处理器所执行的软件实现，还可以由上述硬件电路和软件的结合(例如，固件)来实现。
图3是根据本发明实施例提供的电动轮椅充电导航方法的示例性流程图。需要说明的是，在图3流程图中示出的步骤可以在诸如一组计算机可执行指令的计算机系统中执行，并且，虽然在流程图中示出了逻辑顺序，但是在某些情况下，可以以不同于此处的顺序执行所示出或描述的步骤。例如，图3示出的方法和/或步骤300可以由所述电动轮椅充电导航系统100中的一个或多个处理器(如，服务器110或处理器112)执行。所述一个或多个处理器可以根据在计算机可读存储介质中存储的一组指令去执行相应的方法和/或步骤。
在310，获取所述电动轮椅130的剩余电量。在一些实施例中，可以通过电量检测模块210(如图2所示)获取所述电动轮椅130的剩余电量。所述电量检测模块210可以包括一个或多个电量传感器。所述电量传感器可以检测电动轮椅310中电池电量的变化并实时上报电池剩余电量数据。
在一些实施例中，所述一个或多个电量传感器可以包括但不限于直流电量传感器、交流电量传感器和/或交频电量传感器。典型的直流电量传感器可以包括分流器、电阻分压器等。典型的交流电量传感器可以包括电磁式电压互感器、电容式电 压互感器和/或电磁式电流互感器等。典型的交频电量传感器可以包括霍尔电压传感器、罗氏线圈和/或变频功率传感器等。
在一些实施例中，当所述电动轮椅130的剩余电量小于设定的电量阈值时，所述电动轮椅130可以直接或间接地向所述充电导航系统100发出充电请求。例如，当剩余电量小于设定的阈值时，所述电动轮椅130可以发出报警信号，所述充电导航系统100中的一个或多个处理器(如信息获取模块220、搜索模块230、筛选模块240、导航信息确定模块250和/或导航信息提示模块260)接收所述报警信号，并进一步确定充电导航信息。又例如，根据所述报警信号，用户还可以通过用户终端150发出充电请求，所述充电导航系统100对所述充电请求做进一步处理以确定充电导航信息。
在一些实施例中，所述报警信号可以包括光、声、电等信号。在一些实施例中，所述设定的电量阈值可以是任意大小的电量，如3Ah、2Ah、1Ah等。所述设定的电量阈值还可以是电池额定容量的任意百分比，如5％、10％、15％等。
在320，获取所述电动轮椅130的当前位置。具体地，当所获取的剩余电量小于设定的阈值时，获取所述电动轮椅130的当前位置。在一些实施例中，可通过信息获取模块220获取所述电动轮椅130的当前位置。可以理解的是，对本领域技术人员而言，所述电动轮椅130的当前位置可以通过一种或多种定位技术获得。例如，所述定位技术可以包括全球定位系统(GPS)、全球导航卫星系统(GLONASS)、指南针导航系统(COMPASS)、伽利略定位系统、准天定卫星系统(QZSS)等。
在330，搜索在所述电动轮椅130的当前位置一定范围内的充电设施。在一些实施例中，可以通过所述搜索模块230(如图2所示)搜索距离所述电动轮椅130当前位置一定范围内的充电设施。在一些实施例中，所述搜索范围可以是预设的范围，比如100米、200米、300米等。在一些实施例中，所述搜索范围可以是根据剩余电量自适应设定的范围。例如，当时剩余电量不足10％时，所述搜索模块可以计算所述电动轮椅130的可行驶距离，搜索可行驶距离范围内的充电设施。
在340，获取搜索到的充电设施位置。在一些实施例中，可以通过所述信息 获取模块220获得所述充电设置的位置信息。
在350，筛选所述搜索到的充电设施。在一些实施例中，可以通过所述筛选模块240(如图2所示)按照一定的筛选方法筛选所述搜索到的充电设施。在350中，可以根据所述电动轮椅130的剩余电量确定所述电动轮椅的可行驶距离，然后筛选出可行驶距离范围内的充电设施。又例如，可以获取搜索到的充电设施的可用充电接口数量，并根据所述可用充电接口数量筛选所述充电设施。可选地，可以从所述信息获取模块220获得所述充电设施的可用接口数量。在一些实施例中，可以将筛选出的充电设施按照一定的规则排序(例如，按照可行驶距离降序排列，或按照可用接口数量降序排列)。
在360，将筛选出的充电设施发送给所述轮椅130和/或用户终端150以供用户选择。用户可以通过电动轮椅130和/或用户终端150上配置的显示装置(图中未示出)选择距离最近的充电设施。又例如，用户可以通过电动轮椅130和/或用户终端150上配置的显示装置(图中未示出)选择距离较近且可用充电接口较多的充电设施。
在370，根据所述轮椅130的当前位置和用户选择的充电设施位置确定导航信息。所述导航信息至少包括一条或多条导航路径。在一些实施例中，可以通过所述导航信息确定模块250(如图2所示)根据所述轮椅130的位置和所选择的充电设施位置规划出一条或多条导航路径。例如，步骤370可以根据用户的历史导航信息来确定所述导航路径。又例如，根据用户的偏好来确定所述导航路径。
在一些实施例中，步骤370还可以根据所述充电设施的种类来确定相应的导航信息以提示用户。所述充电设施可以包括室内充电设施和室外充电设施。例如，当用户选择的充电设施为室内充电设施，导航信息中可以包括但不限于所述充电设施位于的楼层数、到达所述充电设施的可用电梯、预计到达时间、预计充电时间。又例如，当用户选择的充电设施为室外充电设施，所述导航信息中可以包括但不限于非机动车道信息、道路障碍物信息、预计到达时间、预计充电时间。这样，用户可以根据个性化的导航信息来选择合适的导航路径。
在380，将所述导航信息发送给所述轮椅130和/或用户终端150以提示用户。在一些实施例中，可以将所述导航信息以语音信号的形式发送给所述轮椅130和/或用户终端150。进一步地，用户根据所述导航语音进行导航。
上文已对基本概念做了描述，显然，对于本领域技术人员来说，上述披露仅仅作为示例，而并不构成对本申请的限定。虽然此处并没有明确说明，本领域技术人员可能会对本申请进行各种修改、改进和修正。该类修改、改进和修正在本申请中被建议，所以该类修改、改进、修正仍属于本申请示范实施例的精神和范围。
同时，本申请使用了特定词语来描述本申请的实施例。如“一个实施例”、“一实施例”、和/或“一些实施例”意指与本申请至少一个实施例相关的某一特征、结构或特点。因此，应强调并注意的是，本说明书中在不同位置两次或多次提及的“一实施例”或“一个实施例”或“一替代性实施例”并不一定是指同一实施例。此外，本申请的一个或多个实施例中的某些特征、结构或特点可以进行适当的组合。
此外，本领域技术人员可以理解，本申请的各方面可以通过若干具有可专利性的种类或情况进行说明和描述，包括任何新的和有用的工序、机器、产品或物质的组合，或对他们的任何新的和有用的改进。相应地，本申请的各个方面可以完全由硬件执行、可以完全由软件(包括固件、常驻软件、微码等)执行、也可以由硬件和软件组合执行。以上硬件或软件均可被称为“数据块”、“模块”、“引擎”、“单元”、“组件”或“系统”。此外，本申请的各方面可能表现为位于一个或多个计算机可读介质中的计算机产品，该产品包括计算机可读程序编码。
本申请各部分操作所需的计算机程序编码可以用任意一种或多种程序语言编写，包括面向对象编程语言如Java、Scala、Smalltalk、Eiffel、JADE、Emerald、C++、C#、VB.NET、Python等，常规程序化编程语言如C语言、Visual Basic、Fortran 2003、Perl、COBOL 2002、PHP、ABAP，动态编程语言如Python、Ruby和Groovy，或其他编程语言等。该程序编码可以完全在用户计算机上运 行、或作为独立的软件包在用户计算机上运行、或部分在用户计算机上运行部分在远程计算机运行、或完全在远程计算机或服务器上运行。在后种情况下，远程计算机可以通过任何网络形式与用户计算机连接，比如局域网(LAN)或广域网(WAN)，或连接至外部计算机(例如通过因特网)，或在云计算环境中，或作为服务使用如软件即服务(SaaS)。
此外，除非权利要求中明确说明，本申请所述处理元素和序列的顺序、数字字母的使用、或其他名称的使用，并非用于限定本申请流程和方法的顺序。尽管上述披露中通过各种示例讨论了一些目前认为有用的实施例，但应当理解的是，该类细节仅起到说明的目的，附加的权利要求并不仅限于披露的实施例，相反，权利要求旨在覆盖所有符合本申请实施例实质和范围的修正和等价组合。例如，虽然以上所描述的系统组件可以通过硬件设备实现，但是也可以只通过软件的解决方案得以实现，如在现有的服务器或移动设备上安装所描述的系统。
同理，应当注意的是，为了简化本申请披露的表述，从而帮助对一个或多个实施例的理解，前文对本申请实施例的描述中，有时会将多种特征归并至一个实施例、附图或对其的描述中。但是，这种披露方法并不意味着本申请对象所需要的特征比权利要求中提及的特征多。实际上，实施例的特征要少于上述披露的单个实施例的全部特征。
一些实施例中使用了描述成分、属性数量的数字，应当理解的是，此类用于实施例描述的数字，在一些示例中使用了修饰词“大约”、“近似”或“大体上”来修饰。除非另外说明，“大约”、“近似”或“大体上”表明所述数字允许有±20％的变化。相应地，在一些实施例中，说明书和权利要求中使用的数值参数均为近似值，该近似值根据个别实施例所需特点可以发生改变。在一些实施例中，数值参数应考虑规定的有效数位并采用一般位数保留的方法。尽管本申请一些实施例中用于确认其范围广度的数值域和参数为近似值，在具体实施例中，此类数值的设定在可行范围内尽可能精确。
针对本申请引用的每个专利、专利申请、专利申请公开物和其他材料， 如文章、书籍、说明书、出版物、文档等，特此将其全部内容并入本申请作为参考。与本申请内容不一致或产生冲突的申请历史文件除外，对本申请权利要求最广范围有限制的文件(当前或之后附加于本申请中的)也除外。需要说明的是，如果本申请附属材料中的描述、定义、和/或术语的使用与本申请所述内容有不一致或冲突的地方，以本申请的描述、定义和/或术语的使用为准。
最后，应当理解的是，本申请中所述实施例仅用以说明本申请实施例的原则。其他的变形也可能属于本申请的范围。因此，作为示例而非限制，本申请实施例的替代配置可视为与本申请的教导一致。相应地，本申请的实施例不仅限于本申请明确介绍和描述的实施例。

Claims (13)

  1. 一种电动轮椅充电导航方法，其特征在于，包括：
    获取所述电动轮椅的剩余电量，当所述剩余电量小于设定阈值时进行以下步骤：
    获取所述电动轮椅的当前位置；
    搜索在所述电动轮椅的当前位置一定范围内的充电设施；
    获取搜索到的充电设施位置；
    筛选所述搜索到的充电设施；
    将筛选出的充电设施发送给所述轮椅和/或用户终端以供用户选择；
    根据所述轮椅的当前位置和用户选择的充电设施位置确定导航信息，其中所述导航信息包括一条或多条导航路径；以及
    将所述导航信息发送给所述轮椅和/或用户终端以提示用户。
  2. 根据权利要求1所述的电动轮椅充电导航方法，其特征在于，筛选搜索到的充电设施的步骤进一步包括：
    根据所述电动轮椅的剩余电量，确定所述电动轮椅的可行驶距离；以及
    根据所述可行驶距离筛选充电设施。
  3. 根据权利要求1所述的电动轮椅充电导航方法，其特征在于筛选搜索到的充电设施的步骤还包括：
    获取所述搜索到的充电设施的可用充电接口数量；以及
    根据所述可用充电接口数量筛选所述充电设施。
  4. 根据权利要求1所述的电动轮椅充电导航方法，其特征在于，根据所述轮椅的当前位置和所述用户选择的充电设施的位置确定导航信息的步骤还包括：
    如果所述用户选择的充电设施位于室内，所述导航信息包括所述充电设施位于的楼层数、到达所述充电设施的可用电梯、预计到达时间、预计充电时间中的一种 或多种；以及
    如果所述用户选择的充电设施位于室外，所述导航信息包括非机动车道信息、道路障碍物信息、预计到达时间、预计充电时间中的一种或多种。
  5. 一种电动轮椅充电导航装置，其特征在于，包括：
    一种或多种处理器，所述处理器用于执行以下步骤：
    获取所述电动轮椅的剩余电量，当所述剩余电量小于设定阈值时进行以下步骤：
    获取所述电动轮椅的当前位置；
    搜索在所述电动轮椅的当前位置一定范围内的充电设施；
    获取搜索到的充电设施位置；
    筛选搜索到的充电设施；
    将筛选出的充电设施发送给所述轮椅和/或用户终端以供用户选择；
    根据所述轮椅的当前位置和用户选择的充电设施位置确定导航信息，其中所述导航信息包括一条或多条导航路径；以及
    将所述导航信息发送给所述轮椅和/或用户终端以提示用户。
  6. 根据权利要求5所述的电动轮椅充电导航装置，其特征在于，筛选搜索到的充电设施的步骤进一步包括：
    根据所述电动轮椅的剩余电量，确定所述电动轮椅的可行驶距离；以及
    根据所述可行驶距离筛选充电设施。
  7. 根据权利要求5所述的电动轮椅充电导航装置，其特征在于，筛选搜索到的充电设施的步骤还包括：
    获取所述搜索到的充电设施的可用充电接口数量；以及
    根据所述可用充电接口数量筛选所述充电设施。
  8. 根据权利要求5所述的电动轮椅充电导航装置，其特征在于，根据所述轮椅的当前位置和所述用户选择的充电设施的位置确定导航信息的步骤还包括：
    如果所述用户选择的充电设施位于室内，所述确定的导航信息包括所述充电设施位于的楼层数、到达所述充电设施的可用电梯、预计到达时间、预计充电时间中的一种或多种；以及
    如果所述用户选择的充电设施位于室外，所述确定导航信息包括非机动车道信息、道路障碍物信息、预计到达时间、预计充电时间中的一种或多种。
  9. 一种电动轮椅充电导航系统，其特征在于，包括：
    电量检测模块，电量检测模块用于获取电动轮椅的剩余电量，并将所述剩余电量与设定阈值比较；
    信息获取模块，所述信息获取模块用于获取所述电动轮椅的当前位置；
    搜索模块，所述搜索模块用于搜索距离所述当前位置一定范围内的充电设施；
    筛选模块，所述筛选模块用于筛选搜索到的充电设施；
    信息发送模块，所述信息发送模块用于将筛选出的充电设施发送给所述轮椅和/或用户终端以供用户选择；
    导航信息确定模块，所述导航信息确定模块用于根据所述轮椅的当前位置和所述用户选择的充电设施位置确定导航信息，其中所述导航信息包括一条或多条导航路径；
    导航信息提示模块，导航信息提示模块用于将所述导航信息发送给所述轮椅和/或用户终端以提示用户。
  10. 根据权利要求9所述的电动轮椅充电导航系统，其特征在于，所述筛选模块还用于：
    根据所述电动轮椅的剩余电量，确定所述电动轮椅的可行驶距离；以及
    根据所述可行驶距离筛选所述充电设施。
  11. 根据权利要求9所述的电动轮椅充电导航系统，其特征在于，所述筛选模块还用于：
    获取搜索到的充电设施的可用充电接口数量；以及
    根据所述可用充电接口数量筛选所述充电设施。
  12. 根据权利要求9所述的电动轮椅充电导航系统，其特征在于，所述导航信息确定模块还用于：
    如果所述用户选择的充电设施位于室内，所述确定的导航信息包括所述充电设施位于的楼层数、到达所述充电设施的可用电梯、预计到达时间、预计充电时间中的一种或多种；以及
    如果所述用户选择的充电设施位于室外，所述确定导航信息包括非机动车道信息、道路障碍物信息、预计到达时间、预计充电时间中的一种或多种。
  13. 一种计算机可读存储介质，其特征在于，所述存储介质存储一条或多条计算机指令；
    当所述计算机指令运行时，执行以下步骤：
    获取所述电动轮椅的剩余电量，当所述剩余电量小于设定阈值时进行以下步骤：
    获取所述电动轮椅的当前位置；
    搜索在所述电动轮椅的当前位置一定范围内的充电设施；
    获取搜索到的充电设施位置；
    筛选搜索到的充电设施；
    将筛选出的充电设施发送给所述轮椅和/或用户终端以供用户选择；
    根据所述轮椅的当前位置和用户选择的充电设施位置确定导航信息，其中所述导航信息包括一条或多条导航路径；以及
    将所述导航信息发送给所述轮椅和/或用户终端以提示用户。
PCT/CN2017/119801 2017-12-29 2017-12-29 一种电动轮椅充电导航方法及系统 WO2019127353A1 (zh)

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