WO2021093896A1 - Procédé de reconnaissance de distance de lecture/écriture basé sur une montre intelligente - Google Patents

Procédé de reconnaissance de distance de lecture/écriture basé sur une montre intelligente Download PDF

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Publication number
WO2021093896A1
WO2021093896A1 PCT/CN2020/133481 CN2020133481W WO2021093896A1 WO 2021093896 A1 WO2021093896 A1 WO 2021093896A1 CN 2020133481 W CN2020133481 W CN 2020133481W WO 2021093896 A1 WO2021093896 A1 WO 2021093896A1
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WO
WIPO (PCT)
Prior art keywords
smart watch
distance
data
user
writing
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Application number
PCT/CN2020/133481
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English (en)
Chinese (zh)
Inventor
鄢家厚
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鄢家厚
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Publication date
Application filed by 鄢家厚 filed Critical 鄢家厚
Publication of WO2021093896A1 publication Critical patent/WO2021093896A1/fr

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    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G21/00—Input or output devices integrated in time-pieces
    • G04G21/02—Detectors of external physical values, e.g. temperature
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
    • G01S15/02—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems using reflection of acoustic waves
    • G01S15/06—Systems determining the position data of a target
    • G01S15/08—Systems for measuring distance only
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
    • G01S17/02—Systems using the reflection of electromagnetic waves other than radio waves
    • G01S17/06—Systems determining position data of a target
    • G01S17/08—Systems determining position data of a target for measuring distance only
    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G13/00—Producing acoustic time signals

Definitions

  • the invention belongs to the technical field of mobile sensing, and specifically relates to a method for identifying a reading and writing distance based on a smart watch.
  • the present invention provides a method for identifying the reading and writing distance based on a smart watch, which aims to accurately determine whether the sitting posture of the user during the reading and writing process is correct.
  • the present invention provides a method for recognizing a read-write distance based on a smart watch, the method includes the following steps:
  • start the distance detection unit embedded in the smart watch detect the distance between the user's head and the smart watch, and obtain detection data
  • the method for judging whether the user wearing the smart watch is in a writing state based on the acceleration data and the gyroscope data includes:
  • the acceleration data and the gyroscope data it is determined whether the posture of the smart watch is close to horizontal and only slightly displaced within a certain period of time, and if so, it is determined that the user has entered the writing state.
  • the method for analyzing whether the current reading and writing distance of the user is compliant based on the detection data includes:
  • the detection data corresponding to one of the distance detection units is selected as analysis data, and whether the current reading and writing distance of the user is compliant is analyzed.
  • selecting the detection data corresponding to one of the distance detection units as analysis data based on the angle, and analyzing whether the current reading and writing distance of the user is compliant includes:
  • c i represents the detection angle of the i-th distance detection unit on the smart watch, and n represents the number of the distance detection units;
  • ⁇ represents the estimated detection angle of the distance detection unit on the smart watch
  • ⁇ represents the angle between the smart watch and the horizontal plane
  • W represents the minimum difference between the distance detection unit and the estimated detection angle
  • the distance detection unit is determined according to the minimum difference between the distance detection unit and the estimated detection angle, and the corresponding detection data is obtained to obtain the analysis data.
  • the method of analyzing whether the current read-write distance of the user is compliant includes:
  • the detection data is compared with the correct sitting posture range value prestored in the smart watch.
  • the analysis result is that the user’s current sitting posture is not correct.
  • the correct sitting posture range value is the distance range value between the head under the correct sitting posture and the smart watch obtained through big data analysis.
  • the method further includes:
  • the method further includes:
  • the buzzer built in the smart watch is controlled to issue an alarm.
  • the method further includes:
  • the method further includes:
  • the vibration sensor built in the smart watch is controlled to generate vibration to prompt.
  • the method for judging whether the detection data is abnormal includes:
  • the smart watch-based read-write distance recognition method provided by the present invention collects the built-in acceleration data and gyroscope data of the smart watch, and then judges whether the user is in the read-write state.
  • the distance detection unit on the watch detects the distance between the user's head and the smart watch, and then analyzes and obtains a conclusion whether the user's current reading and writing distance complies with regulations, that is, whether the sitting posture is correct.
  • Using the smart watch-based read-write distance recognition method provided by the present invention can accurately determine whether the user's sitting posture is correct during the reading and writing process, and the distance detection unit will be activated for detection only when the user is in the read-write state. Save energy consumption and extend the use time of smart watches.
  • FIG. 1 is a method flow chart of a method for recognizing a read-write distance based on a smart watch according to an embodiment of the present invention.
  • the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, or is the orientation or positional relationship that is customarily placed when the product of the invention is used, or is the original
  • the orientation or position relationship commonly understood by those skilled in the art, or the orientation or position relationship usually placed when the product of the invention is used is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must It has a specific orientation, is constructed and operated in a specific orientation, and therefore cannot be understood as a limitation to the present invention.
  • an embodiment of the present invention provides a method for recognizing a read-write distance based on a smart watch.
  • the method includes the following steps:
  • Step S1 Collect acceleration data and gyroscope data built in the smart watch.
  • the smart watch in the embodiment of the present invention is an existing conventional smart watch, which has all the functions of the existing conventional smart watch, such as GPS positioning, one key Alarm, call, heart rate and blood pressure statistics, step counting, etc.
  • step S2 is executed: based on the acceleration data and the gyroscope data, determine whether the user wearing the smart watch is in a writing state, and obtain the judgment result.
  • the method of determining whether the user wearing the smart watch is in a writing state based on the acceleration data and the gyroscope data in the embodiment of the present invention includes:
  • the acceleration data and the gyroscope data it is determined whether the posture of the smart watch is close to horizontal and only slightly displaced within a certain period of time, and if so, it is determined that the user has entered the writing state.
  • whether the attitude of the smart watch is close to horizontal can mean that the inclination angle of the smart watch dial and the horizontal plane is between plus or minus 30°, or it can mean that the inclination angle of the smart watch dial and the horizontal plane is between plus or minus 40°. Time, wait.
  • step S3 is executed: when the judgment result is yes, start the distance detection unit embedded in the smart watch, detect the distance between the user's head and the smart watch, and obtain detection data .
  • the distance detection unit in the embodiment of the present invention may be an infrared distance detector, an ultrasonic distance detector, or a laser distance sensor, etc., which is not limited herein.
  • step S4 is executed: based on the detection data, analyze whether the current reading and writing distance of the user is compliant, and obtain the analysis result.
  • the method for analyzing whether the current reading and writing distance of the user is compliant based on the detection data includes:
  • the detection data corresponding to one of the distance detection units is selected as analysis data, and whether the current reading and writing distance of the user is compliant is analyzed.
  • the detection data corresponding to the distance detection unit whose detection angle is 90° to the dial of the smart watch is selected as the analysis data, and the user is analyzed Whether the current read-write distance is compliant; when the angle between the smart watch and the horizontal plane is 30°, the detection data corresponding to the distance detection unit whose detection angle is 60° with the dial of the smart watch is selected as the detection data Analyze the data and analyze whether the current read-write distance of the user is compliant.
  • selecting the detection data corresponding to one of the distance detection units as analysis data based on the angle, and analyzing whether the current reading and writing distance of the user is compliant includes:
  • c i represents the detection angle of the i-th distance detection unit on the smart watch, and n represents the number of the distance detection units;
  • ⁇ represents the estimated detection angle of the distance detection unit on the smart watch
  • ⁇ represents the angle between the smart watch and the horizontal plane
  • W represents the minimum difference between the distance detection unit and the estimated detection angle
  • the distance detection unit is determined according to the minimum difference between the distance detection unit and the estimated detection angle, and the corresponding detection data is obtained to obtain the analysis data.
  • the detection data detected by the better distance detection unit can be selected from the multiple distance detection units as the analysis data, so as to make more Accurate analysis obtains the analysis result of whether the user’s current reading and writing distance is compliant.
  • determining the distance detection unit based on the smallest difference between the distance detection unit and the estimated detection angle can reduce the deviation of the detection data and the error of the analysis data , Thereby making the analysis result of whether the current read-write distance of the user is compliant or not more accurate.
  • the method of analyzing whether the current read-write distance of the user is compliant in the embodiment of the present invention specifically includes:
  • the detection data is compared with the correct sitting posture range value pre-stored in the smart watch.
  • the analysis result is that the user’s current sitting posture is not correct.
  • the correct sitting posture range value is the distance range value between the head under the correct sitting posture and the smart watch obtained through big data analysis.
  • the method further includes:
  • the vibration sensor built in the smart watch is controlled to generate vibration to prompt the user to adjust the sitting posture.
  • the method further includes:
  • the preset condition may be 2 minutes or 3 minutes, which is not limited here.
  • the embodiment of the present invention can ensure that the user is prompted to change the wrong sitting posture through the combination of multiple vibration reminders and buzzer alarms.
  • the method further includes:
  • the designated terminal in the embodiment of the present invention may be a smart device such as a mobile phone or a tablet for the parents to view;
  • the analysis result in the embodiment of the present invention includes the user's reading and writing time and the sitting posture during the reading and writing process, where ,
  • the sitting posture situation includes the normal sitting posture in which time period, the reading and writing distance is too short in which time period, and the sideways sitting posture in which time period.
  • the method of transmitting to the designated terminal in the embodiment of the present invention is specifically: establishing a wireless communication connection between the smart watch and the designated terminal, and data transmission is performed through the wireless communication connection; wherein the wireless communication connection is: a Bluetooth connection , Infrared connection, NFC connection for approach communication, WIFI direct connection or ZigBee connection.
  • the embodiment of the present invention is Before analyzing whether the current read-write distance of the user is compliant, the method further includes:
  • the vibration sensor built in the smart watch is controlled to generate vibration to prompt.
  • the method for judging whether the detected data is abnormal includes:
  • Using the smart watch-based reading and writing distance recognition method provided by the embodiment of the present invention can accurately determine whether the user’s sitting posture is correct during the reading and writing process; and the distance detection unit is activated for detection only when the user is in the reading and writing state. , Can save energy consumption and extend the use time of smart watches.
  • the embodiments of the present invention can be provided as a method, a system, or a computer program product. Therefore, the present invention may adopt the form of a complete hardware embodiment, a complete software embodiment, or an embodiment combining software and hardware. Moreover, the present invention may adopt the form of a computer program product implemented on one or more computer-usable storage media (including but not limited to disk storage, CD-ROM, optical storage, etc.) containing computer-usable program codes.
  • computer-usable storage media including but not limited to disk storage, CD-ROM, optical storage, etc.
  • These computer program instructions can also be stored in a computer-readable memory that can guide a computer or other programmable data processing equipment to work in a specific manner, so that the instructions stored in the computer-readable memory produce an article of manufacture including the instruction device.
  • the device implements the functions specified in one process or multiple processes in the flowchart and/or one block or multiple blocks in the block diagram.
  • These computer program instructions can also be loaded on a computer or other programmable data processing equipment, so that a series of operation steps are executed on the computer or other programmable equipment to produce computer-implemented processing, so as to execute on the computer or other programmable equipment.
  • the instructions provide steps for implementing the functions specified in one process or multiple processes in the flowchart and/or one block or multiple blocks in the block diagram.

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Electromagnetism (AREA)
  • Acoustics & Sound (AREA)
  • Telephone Function (AREA)

Abstract

Procédé de reconnaissance de distance de lecture/écriture basé sur une montre intelligente. Le procédé de reconnaissance de distance de lecture/écriture basé sur la montre intelligente comprend : la collecte de données d'accélération et de données de gyroscope construites dans une montre intelligente (S1) ; la détermination, sur la base des données d'accélération et des données de gyroscope, quant à savoir si un utilisateur portant la montre intelligente est dans un état d'écriture ou non, et l'obtention d'un résultat de détermination (S2) ; lorsque le résultat de la détermination est oui, le démarrage d'une unité de mesure de distance intégrée dans la montre intelligente pour mesurer une distance entre la tête de l'utilisateur et la montre intelligente, et l'obtention de données de mesure (S3) ; l'analyse, sur la base des données de mesure, quant à savoir si la distance de lecture/écriture actuelle de l'utilisateur est conforme ou non, et l'obtention d'un résultat d'analyse (S4). En adoptant le procédé de reconnaissance de distance de lecture/écriture basé sur la montre intelligente, le fait que la posture d'assise ta de l'utilisateur dans un processus de lecture/écriture soit correcte ou non peut être déterminé avec précision, et des données de mesure de distance de lecture/écriture et des données de statistiques de durée de lecture/écriture sont fournies pour l'utilisateur ; et étant donné que l'unité de mesure de distance doit être démarrée lorsque l'utilisateur est dans l'état de lecture/écriture, la consommation d'énergie peut être économisée, et le temps d'utilisation de la montre intelligente est prolongé.
PCT/CN2020/133481 2019-11-12 2020-12-03 Procédé de reconnaissance de distance de lecture/écriture basé sur une montre intelligente WO2021093896A1 (fr)

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CN201911102032.1A CN110850706B (zh) 2019-11-12 2019-11-12 一种基于智能手表的读写距离识别方法
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CN110850706B (zh) * 2019-11-12 2021-03-23 鄢家厚 一种基于智能手表的读写距离识别方法
CN111964674B (zh) * 2020-10-23 2021-01-15 四川写正智能科技有限公司 一种结合加速度传感器判断读写状态的方法及移动终端
CN112014850B (zh) * 2020-10-23 2021-01-15 四川写正智能科技有限公司 一种基于激光测距传感器判断读写状态的方法及移动设备
CN111999999B (zh) * 2020-10-30 2021-02-02 四川写正智能科技有限公司 一种可纠正坐姿的儿童智能手表及纠正方法
CN111998829B (zh) * 2020-10-30 2021-01-29 四川写正智能科技有限公司 一种基于传感器判定读写姿态的方法
CN112130445B (zh) * 2020-11-24 2021-02-19 四川写正智能科技有限公司 基于儿童行驶路线进行安全预警的智能手表及方法
CN112270815B (zh) * 2020-12-23 2021-03-16 四川写正智能科技有限公司 一种基于智能手表的读写姿态识别方法及系统
CN112733626B (zh) * 2020-12-28 2023-02-28 歌尔科技有限公司 基于手环的坐姿提醒方法、手环及计算机可读存储介质
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CN112947035B (zh) * 2021-01-28 2022-03-08 四川写正智能科技有限公司 一种护眼正姿智能手表测距传感器安装及测距方法

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