WO2017054726A1 - Procédé et appareil de détection d'état oculaire - Google Patents

Procédé et appareil de détection d'état oculaire Download PDF

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Publication number
WO2017054726A1
WO2017054726A1 PCT/CN2016/100540 CN2016100540W WO2017054726A1 WO 2017054726 A1 WO2017054726 A1 WO 2017054726A1 CN 2016100540 W CN2016100540 W CN 2016100540W WO 2017054726 A1 WO2017054726 A1 WO 2017054726A1
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WIPO (PCT)
Prior art keywords
infrared
eye fatigue
time
short
infrared rays
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PCT/CN2016/100540
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English (en)
Chinese (zh)
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石明
孙梓锋
刘云
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石明
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Publication of WO2017054726A1 publication Critical patent/WO2017054726A1/fr

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    • G—PHYSICS
    • G02—OPTICS
    • G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
    • G02C11/00—Non-optical adjuncts; Attachment thereof
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
    • G08B21/02—Alarms for ensuring the safety of persons
    • G08B21/06—Alarms for ensuring the safety of persons indicating a condition of sleep, e.g. anti-dozing alarms

Definitions

  • the present application relates to the field of glasses, and more particularly to an eye condition detecting method and apparatus.
  • Myopia is a common disease in adolescents, and the occurrence of myopia is usually associated with incorrect use of the eye. Under normal conditions, the average eye needs to be blinked 15 to 20 times per minute to allow the tear film to be properly distributed on the surface of the eyeball, to protect the cornea, to avoid damage to the surface of the eyeball, etc., but when teenagers are playing games and watching movies, usually If you are too annoyed, you will forget your blink of an eye, which will damage your vision and lead to regrets for life.
  • the technical problem to be solved by the present application is to provide an eye state detecting method and device capable of detecting the eye state of the user and reminding the user to pay attention to protecting the eyesight.
  • an eye condition detection method including:
  • the method further includes:
  • the time interval in which the infrared ray receiver receives the infrared rays reflected by the eyelids twice is greater than the third time threshold, it is further determined whether the time interval of the infrared rays received by the adjacent n times of the two consecutive times is greater than The third time threshold;
  • n is a sleepy, wherein n is a positive integer.
  • the method further includes:
  • the method further includes:
  • the smart terminal Sending, to the smart terminal, the number of times the infrared receiver receives the infrared rays reflected by the eyelid in the first time period, so that the smart terminal receives the eyelid reflection according to the infrared receiver in the first time period.
  • the number of times of infrared rays is plotted with an eye curve.
  • the buzzer frequency of the buzzer for long-term eye fatigue, the color of the flash lamp, the vibration frequency of the vibrator are different from the buzzer frequency of the buzzer for short-term eye fatigue, the color of the flash lamp, and the vibrator Vibration frequency.
  • an eye condition detection method including:
  • the infrared receiver receives infrared rays reflected by the eyelids in the first period of time is less than the threshold of the number of times, short-term eye fatigue is prompted.
  • the method further includes:
  • the buzzer frequency of the buzzer for long-term eye fatigue, the color of the flash lamp, the vibration frequency of the vibrator are different from the buzzer frequency of the buzzer for short-term eye fatigue, the color of the flash lamp, and the vibrator Vibration frequency.
  • the method further includes:
  • the time interval in which the infrared ray receiver receives the infrared rays reflected by the eyelids twice is greater than the third time threshold, it is further determined whether the time interval of the infrared rays received by the adjacent n times of the two consecutive times is greater than The third time threshold;
  • n is a sleepy, wherein n is a positive integer.
  • the method further includes:
  • the prompting uses short-term eye fatigue, and specifically includes:
  • the prompt signal is transmitted to at least one of the in-vehicle device, the wearable device, or the smart terminal such that at least one of the in-vehicle device, the wearable device, or the smart terminal emits a short-term eye fatigue prompt signal by sound.
  • the method further includes:
  • the smart terminal Sending, to the smart terminal, the number of times the infrared receiver receives the infrared rays reflected by the eyelids in the first time period, for the smart terminal to perform the red according to the first time period
  • the eye line graph for the number of times the external line receiver receives the infrared rays reflected by the eyelids.
  • an eye condition detecting apparatus including: a control module, a statistics module, and an eye fatigue prompting module;
  • the control module is configured to control the infrared emitter to emit infrared light to the eye reflection area of the user;
  • the statistic module is configured to perform statistics on the number of times the infrared receiver receives the infrared rays reflected by the eyelids in the first time period, wherein the infrared ray emitter and the infrared ray receiver are both disposed on the bracket of the eyeglass frame;
  • the eye fatigue prompting module is configured to prompt short-term eye fatigue when the infrared receiver receives the infrared rays reflected by the eyelids less than the threshold value during the first time period.
  • the eye fatigue prompting module is further configured to determine whether the total duration of short-term eye fatigue is greater than a second time threshold in the second time period, wherein the total duration of the short-term eye fatigue is short.
  • the time of eye fatigue is multiplied by the number of times of eye fatigue for a short period of time, and the total duration of eye fatigue for a short period of time in the second period of time is greater than the second time threshold, the eye fatigue is indicated for a long time.
  • the buzzer frequency of the buzzer for long-term eye fatigue, the color of the flash lamp, the vibration frequency of the vibrator are different from the buzzer frequency of the buzzer for short-term eye fatigue, the color of the flash lamp, and the vibrator Vibration frequency.
  • the method further includes: a sleepiness prompt module
  • the doze prompting module is configured to determine whether a time interval of receiving infrared rays reflected by the eyelids twice adjacent to the infrared receiver is greater than a third time threshold, and receiving an eyelid reflection twice adjacent to the infrared receiver If the time interval of the infrared rays is greater than the third time threshold, it is further determined whether the time interval of the infrared rays received by the two adjacent two consecutive times of the eyelid reflection is greater than the third time threshold, and is adjacent to the n consecutive times The time interval at which the eyelid reflection infrared rays are received is greater than the third time threshold, indicating sleepiness, wherein n is a positive integer.
  • the method further includes: sending a module
  • the sending module is configured to send a photographing command to the smart terminal, so that the smart terminal performs photographing according to the photographing command, when receiving the photographing mode command sent by the smart terminal, when receiving the infrared rays reflected by the eyelid.
  • the eye fatigue prompting module is further configured to send a prompt signal to at least one of an in-vehicle device, a wearable device, or a smart terminal, so that at least one of the in-vehicle device, the wearable device, or the smart terminal A kind of short-term eye fatigue warning signal is emitted by sound.
  • the method further includes: sending a module
  • the sending module is configured to send, to the smart terminal, the number of times that the infrared receiver receives the infrared rays reflected by the eyelid in the first time period, so that the smart terminal receives the infrared light according to the first time period.
  • the eye diagram of the number of times the infrared ray is reflected by the eyelid is received.
  • the present application uses infrared rays to illuminate the eyes, and uses the characteristics of the infrared rays reflected by the eyelids when blinking to count the number of times the infrared receiver receives the infrared rays reflected by the eyelids in the first time period, thereby obtaining the state of the user's eye, and using the eye. Remind when tired.
  • FIG. 1 is a flowchart of an eye state detecting method according to an embodiment of the present invention.
  • FIG. 2 is a flowchart of an eye state detecting method according to another embodiment of the present invention.
  • FIG. 3 is a flowchart of an eye state detecting method according to another embodiment of the present invention.
  • FIG. 4 is a flowchart of an eye state detecting method according to another embodiment of the present invention.
  • FIG. 5 is a schematic structural diagram of an eye state detecting device according to an embodiment of the present invention.
  • FIG. 1 is a flowchart of an eye state detecting method according to an embodiment of the present invention. As shown in FIG. 1, the eye state detecting method of this embodiment includes:
  • Step 111 The glasses pendant controls the infrared emitter to emit infrared rays to the eye reflection area of the user.
  • Eyeglass pendants include infrared emitters, infrared receivers, processors, and communication modules Piece.
  • the communication module may be a Bluetooth module or the like.
  • the eyeglass pendant can be freely mounted on or removed from the eyeglasses.
  • the infrared emitter may be an infrared light emitting diode or the like, wherein the infrared light emitted by the infrared emitter is an electromagnetic wave having a wavelength in the range of 780 to 2526 nm.
  • the infrared emitter is disposed on the bracket of the glasses.
  • the infrared emitter may be disposed on the temple of the glasses, may be disposed on the frame of the glasses, or may be disposed on the nose pad, etc., and the infrared emitter is aligned with the user.
  • An ocular reflex zone wherein the ocular reflex zone is located at the eyelid when the spectacles are closed.
  • the infrared emitter is controlled to emit infrared light to the eye reflection area of the user.
  • the eyelid reflects the infrared light emitted by the infrared emitter.
  • the eyeball absorbs the infrared light emitted by the infrared emitter. .
  • Step 112 The glasses pendant counts the number of times the infrared receiver receives the infrared rays reflected by the eyelids in the first time period.
  • the length of time of the first time period can be set in advance as needed, for example, the first time period is set to 30 seconds, 60 seconds, and the like.
  • the infrared receiver is disposed on the bracket of the glasses.
  • the infrared emitter may be disposed on the temple of the glasses, may be disposed on the frame of the glasses, or may be disposed on the nose pad or the like.
  • the number of times the infrared receiver receives the infrared rays reflected by the eyelids is counted in the first period of time.
  • Step 113 The glasses pendant determines whether the number of times the infrared receiver receives the infrared rays reflected by the eyelids in the first time period is less than the threshold value.
  • the number of times threshold can be set according to an empirical value, for example, set to 10 times, 11 times, and the like. Since the number of blinks of the human eye in one minute is between 15 and 20 times, the first time threshold can be set to 60 seconds and the number of times threshold is set to 10 times. Then, it is determined whether the number of times the infrared receiver receives the infrared rays reflected by the eyelids in the first time period is less than the threshold value. Specifically, it is determined whether the number of times the infrared receiver receives the infrared rays reflected by the eyelids within 60 seconds is less than 10 times. If the number of times the infrared receiver receives the infrared rays reflected by the eyelids in the first time period is less than the number of times threshold, the process proceeds to step 114, otherwise, the process ends.
  • Step 114 The glasses pendant prompts short-term eye fatigue.
  • the short-term eye fatigue is prompted.
  • a combination of the first one or more of the buzzer, the flash, and the vibrator may be provided in the eyeglass holder to remind the short-term use Eye fatigue
  • the prompt signal may also be sent to at least one of the in-vehicle device, the wearable device, or the smart terminal by a wired or wireless manner, so that at least one of the in-vehicle device, the wearable device, or the smart terminal is short by sound Use eye fatigue warning signal.
  • at least one of the in-vehicle device, the wearable device, or the smart terminal may be caused to play the pleasing music to alert the user to short-term eye strain.
  • the number of times that the infrared receiver receives the infrared rays reflected by the eyelids in the first time period may be sent to the smart terminal, so that the smart terminal draws the eye according to the number of times the infrared receiver receives the infrared rays reflected by the eyelid in the first time period.
  • the graph is for the user to intuitively understand their own eye condition and scientifically arrange the eye.
  • the smart terminal When the user needs to use the smart terminal to take a photo, the smart terminal sends a photographing mode command to the eyeglass pendant through the bluetooth module. If the glasses pendant receives the photographing mode command, when receiving the infrared rays reflected by the eyelids, the photographing command is sent to the smart terminal through the Bluetooth module. After receiving the photographing command, the smart terminal performs photographing according to the photographing command.
  • FIG. 2 is a flow chart of a method for detecting an eye state according to another embodiment of the present invention.
  • the eye state detecting method of the present embodiment is different from the eye state detecting method shown in FIG. 1 in that, after the step 114 is performed, the method further includes:
  • Step 115 Determine whether the total duration of short-term eye fatigue is greater than a second time threshold in the second time period, wherein the total time of short-term eye fatigue is short-term multiplied by the time of eye fatigue multiplied by short-term eye fatigue The number of times.
  • the length of time of the second time period can be set in advance as needed, for example, the second time period is set to 30 minutes, 60 minutes, and the like.
  • the value of the second time threshold may also be set in advance as needed, for example, 21 minutes, 42 minutes, and the like.
  • the total length of short-term eye fatigue can be obtained by multiplying the time of short-term eye fatigue by the number of short-term eye fatigue. Determine whether the total duration of short-term eye fatigue is greater than the second time threshold. For example, in the previous embodiment, the time for short-term eye fatigue is 1 minute, and in 30 minutes, the number of short-term eye fatigue is 23, and the total duration of short-term eye fatigue is 23 minutes. If the total duration of short-term eye fatigue is greater than the second time threshold, proceed to step 116, otherwise, the process ends.
  • Step 116 Prompt for eye fatigue for a long time.
  • the total length of eye fatigue is greater than the second time threshold, which indicates long-term eye fatigue.
  • a buzzer, a flash, and a vibrator can be disposed in the eyeglass holder.
  • the combination of the first type or the plurality of means reminds short-term eye fatigue, and can also send a prompt signal to at least one of the in-vehicle device, the wearable device, or the smart terminal by wire or wirelessly, so that the in-vehicle device, wearable At least one of the device or the smart terminal emits a long-term eye fatigue prompt signal by sound.
  • at least one of the in-vehicle device, the wearable device, or the smart terminal can be made to play the pleasing music to remind the user to use eye fatigue for a long time.
  • the buzzer frequency of the long-term eye fatigue buzzer, the color of the flash lamp, and the vibration frequency of the vibrator may be different from the short-term.
  • the buzzer frequency of the eye fatigue, the color of the flash, and the vibration frequency of the vibrator may be different from the short-term.
  • at least one of the in-vehicle device, the wearable device, or the smart terminal for long-term eye fatigue emits a long-term eye fatigue prompt signal different from the short-term eye fatigue when the vehicle device, the wearable device, or the smart terminal At least one of the sounds that emit a long-term eye fatigue warning signal.
  • FIG. 3 is a flowchart of an eye state detecting method according to another embodiment of the present invention. As shown in FIG. 3, the eye state detecting method of the present embodiment is different from the eye state detecting method shown in FIG. 1 in that after step 114, the method further includes:
  • Step 117 It is judged whether the time interval between the two infrared rays received by the infrared receiver adjacent to the eyelid reflection is greater than the third time threshold.
  • the third time threshold may be set in advance as needed, for example, 5 seconds, 6 seconds, and the like. It is judged whether the time interval of the infrared rays received by the infrared receiver twice after receiving the eyelid reflection is greater than the third time threshold, and if yes, the process proceeds to step 118, otherwise, the process ends.
  • Step 118 Determine whether the time interval of receiving infrared rays of the eyelid reflection twice consecutively is greater than a third time threshold, where n is a positive integer.
  • n can be set to 3 times, 4 times, and so on. If the time interval in which the infrared rays of the eyelid reflection are received twice consecutively for n consecutive times is greater than the third time threshold, the process proceeds to step 119, otherwise, the process ends.
  • Step 119 prompting to sleep.
  • a combination of a first one or more of a buzzer, a flash, and a vibrator may be provided in the eyeglass holder to indicate sleepiness, or may be wired or wirelessly applied to the in-vehicle device.
  • At least one of the wearing device or the smart terminal transmits a prompt signal such that at least one of the in-vehicle device, the wearable device, or the smart terminal is dozing off by an audible prompt.
  • at least one of the in-vehicle device, the wearable device, or the smart terminal may cause the user to play the pleasing music to remind the user to sleep.
  • the buzzer frequency of the buzzer that prompts the sleep, the color of the flash, and the vibration frequency of the vibrator may be different from the short-term use.
  • at least one of the in-vehicle device, the wearable device, or the smart terminal at the time of dozing emits a long-term eye fatigue warning signal different from short-term eye fatigue and long-term eye fatigue when the vehicle device, the wearable device, or the smart device At least one of the terminals emits a sound for a long-term eye fatigue warning signal.
  • FIG. 4 is a flowchart of an eye state detecting method according to another embodiment of the present invention. As shown in FIG. 4, the eye state detecting method of the present embodiment is different from the eye state detecting method shown in FIG. 1 in that after step 114, the method further includes:
  • Step 120 Determine whether the infrared receiver receives the infrared rays reflected by the eyelid during the fourth time period.
  • the fourth time period can be set in advance as needed, for example, set to 30 seconds, 60 seconds, and the like. It is judged whether the infrared receiver has not received the infrared rays reflected by the eyelids in the fourth period of time, and if the infrared rays reflected by the eyelids are not received in the fourth period of time, the process proceeds to step 121, otherwise, the flow is ended.
  • Step 121 Prompt to sleep.
  • a combination of the first one or more of a buzzer, a flash, and a vibrator may be provided in the eyeglass holder to prompt sleep, or may be wired or wireless to at least one of an in-vehicle device, a wearable device, or a smart terminal.
  • a prompt signal is sent to cause at least one of the in-vehicle device, the wearable device, or the smart terminal to sleep by audible prompts.
  • at least one of the in-vehicle device, the wearable device, or the smart terminal may cause the user to play the pleasing music to remind the user to sleep.
  • the buzzer frequency of the buzzer that prompts the sleep, the color of the flash, and the vibration frequency of the vibrator may be different from the short-term use. Eyebeat and the buzzer frequency of the buzzer for long-term eye fatigue, The color of the flash and the vibration frequency of the vibrator.
  • at least one of the in-vehicle device, the wearable device, or the smart terminal at the time of dozing emits a long-term eye fatigue warning signal different from short-term eye fatigue and long-term eye fatigue when the vehicle device, the wearable device, or the smart device At least one of the terminals emits a sound for a long-term eye fatigue warning signal.
  • FIG. 5 is a schematic structural diagram of an eye state detecting device according to an embodiment of the present invention.
  • the eye state detecting apparatus 500 of the present embodiment includes a control module 510, a statistics module 520, an eye fatigue prompting module 530, a sleepiness prompting module 540, and a transmitting module 550.
  • the control module 510 is configured to control the infrared emitter to emit infrared light to the eye reflection area of the user.
  • the statistic module 520 is configured to perform statistics on the number of times the infrared receiver receives the infrared rays reflected by the eyelids in the first time period, wherein the infrared ray emitter and the infrared ray receiver are both disposed with the bracket of the eyeglass frame on.
  • the eye fatigue prompting module 530 is configured to prompt short-term eye fatigue when the infrared receiver receives the infrared rays reflected by the eyelids less than the threshold number of times during the first time period.
  • the eye fatigue prompting module 530 is configured to determine whether the total duration of short-term eye fatigue is greater than a second time threshold in the second time period, wherein the total duration of the short-term eye fatigue is short.
  • the time of eye fatigue is multiplied by the number of times of eye fatigue for a short period of time, and the total duration of eye fatigue for a short period of time in the second time period is greater than the second time threshold, the eye fatigue is indicated for a long time.
  • the doze prompting module 540 is configured to determine whether a time interval of the infrared rays received by the infrared receiver twice before receiving the eyelid reflection is greater than a third time threshold, and the infrared receiver is adjacent to the infrared receiver twice.
  • the time interval of receiving the infrared rays reflected by the eyelids is greater than the third time threshold, it is further determined whether the time interval of the infrared rays received by the two adjacent two consecutively received eyelids is greater than the third time threshold, and is adjacent to the n consecutive times.
  • the time interval between receiving the infrared rays of the eyelids twice is greater than the third time threshold, indicating sleepiness, where n is a positive integer.
  • the doze prompting module 540 is configured to determine whether the infrared receiver receives infrared rays reflected by the eyelid during the fourth time period, and whether the infrared receiver does not receive the eyelid in the fourth time period. When the reflected infrared rays, it prompts to sleep.
  • the eye fatigue prompting module 530 is configured to send a prompt signal to at least one of an in-vehicle device, a wearable device, or a smart terminal, so that the in-vehicle device, the wearable device At least one of the standby or smart terminal emits a short-term eye fatigue prompt signal by sound.
  • the sending module 550 is configured to send, to the smart terminal, the number of times that the infrared receiver receives the infrared rays reflected by the eyelids in the first time period, for the smart terminal to be according to the first time period.
  • the infrared ray receiver receives the eye curve for the number of times the infrared rays reflected by the eyelids are drawn.
  • the sending module 550 is configured to: when receiving the photographing mode command sent by the smart terminal, send a photographing command to the smart terminal when the infrared light of the eyelid reflection is received, so that the smart terminal is configured according to the photographing command. Take a photo.
  • the eye state detecting device 500 provided in this embodiment has a one-to-one correspondence with the methods shown in FIG. 1, FIG. 2, FIG. 3, and FIG. 4, and details are not described herein.
  • the disclosed system, apparatus, and method may be implemented in other manners.
  • the device implementations described above are merely illustrative.
  • the division of the modules or units is only a logical function division.
  • there may be another division manner for example, multiple units or components may be used. Combinations can be integrated into another system, or some features can be ignored or not executed.
  • the mutual coupling or direct coupling or communication connection shown or discussed may be an indirect coupling or communication connection through some interface, device or unit, and may be in an electrical, mechanical or other form.
  • the units described as separate components may or may not be physically separated, and the components displayed as units may or may not be physical units, that is, may be located in one place, or may be distributed to multiple network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution of the present embodiment.
  • each functional unit in each embodiment of the present application may be integrated into one processing unit, or each unit may exist physically separately, or two or more units may be integrated into one unit.
  • the above integrated unit can be implemented in the form of hardware or in the form of a software functional unit.
  • the integrated unit if implemented in the form of a software functional unit and sold or used as a standalone product, may be stored in a computer readable storage medium. Based on such understanding, the technical solution of the present application may contribute to the prior art or all or part of the technical solution may be embodied in the form of a software product.
  • Stored in a storage medium comprising instructions for causing a computer device (which may be a personal computer, server, or network device, etc.) or a processor to perform all or part of the steps of the methods described in various embodiments of the present application.
  • the foregoing storage medium includes: a U disk, a mobile hard disk, a read-only memory (ROM), a random access memory (RAM), a magnetic disk, or an optical disk, and the like. .

Abstract

L'invention concerne un procédé et un appareil de détection d'état oculaire. Le procédé comprend les étapes consistant : à commander un émetteur infrarouge pour émettre des rayons infrarouges vers la zone de réflexion de l'œil de l'utilisateur (111) ; et à compter le nombre de fois où le récepteur infrarouge reçoit les rayons infrarouges réfléchis par les paupières pendant la première période de temps (112), à la fois l'émetteur infrarouge et le récepteur infrarouge étant disposés sur un support de monture de lunettes ; et si le nombre de fois où le récepteur de rayons infrarouges reçoit la lumière infrarouge réfléchie par les paupières est inférieur au nombre de fois seuil pendant la première période de temps, à inviter à prendre en compte une fatigue oculaire à court terme (113, 114). Le procédé peut détecter l'état de l'œil de l'utilisateur, de façon à alerter l'utilisateur pour protéger sa vue.
PCT/CN2016/100540 2015-09-28 2016-09-28 Procédé et appareil de détection d'état oculaire WO2017054726A1 (fr)

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CN101409006A (zh) * 2007-10-08 2009-04-15 鸿富锦精密工业（深圳）有限公司 车载安全装置
CN201628825U (zh) * 2009-12-28 2010-11-10 金陵科技学院 防瞌睡眼镜
CN103830041A (zh) * 2012-11-23 2014-06-04 李俊 预防近视头戴式装置
CN103354012A (zh) * 2013-06-28 2013-10-16 上海市航头学校 一种防疲劳驾驶的报警系统
CN204028500U (zh) * 2014-07-01 2014-12-17 马天驰 疲劳驾驶报警眼镜
CN104182046A (zh) * 2014-08-22 2014-12-03 京东方科技集团股份有限公司 眼控提醒方法、眼控图像显示方法及显示系统
CN105204186A (zh) * 2015-09-28 2015-12-30 深圳中发明科技开发有限公司 用眼状态检测方法以及装置

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