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WO2018008976A1 - Appareil de mesure de la peau et système de mesure de la peau comprenant un dispositif émetteur de rayonnement ultraviolet - Google Patents

Appareil de mesure de la peau et système de mesure de la peau comprenant un dispositif émetteur de rayonnement ultraviolet Download PDF

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Publication number
WO2018008976A1
WO2018008976A1 PCT/KR2017/007175 KR2017007175W WO2018008976A1 WO 2018008976 A1 WO2018008976 A1 WO 2018008976A1 KR 2017007175 W KR2017007175 W KR 2017007175W WO 2018008976 A1 WO2018008976 A1 WO 2018008976A1
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WO
WIPO (PCT)
Prior art keywords
white light
light
skin
ultraviolet
emitting device
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/KR2017/007175
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English (en)
Korean (ko)
Inventor
박기연
장성태
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Seoul Viosys Co Ltd
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Seoul Viosys Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from KR1020170084953A external-priority patent/KR102399947B1/ko
Application filed by Seoul Viosys Co Ltd filed Critical Seoul Viosys Co Ltd
Publication of WO2018008976A1 publication Critical patent/WO2018008976A1/fr
Priority to US16/240,614 priority Critical patent/US11464444B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons

Definitions

  • the present invention relates to a skin measurement instrument and a skin measurement system including an ultraviolet light emitting device.
  • Ultraviolet rays generally refer to light having a wavelength range of 100 to 400 nanometers, and have a higher energy than visible light. Ultraviolet rays from the sun are classified into ultraviolet A (ultraviolet-A), ultraviolet B (ultraviolet-B), and ultraviolet C (ultraviolet-C), and ultraviolet C is mostly absorbed by the ozone layer, and ultraviolet A and ultraviolet B are applied to the surface of the earth. It is known to reach.
  • the health state of the skin may be measured by irradiating ultraviolet rays to the skin of the human body and photographing the skin using the irradiated ultraviolet rays.
  • the skin may be irradiated with ultraviolet light through an ultraviolet filter, an image may be obtained by using light transmitted by the irradiated ultraviolet light reflected on the skin, and the health state of the skin may be measured according to the obtained image.
  • the present application is to provide a skin measurement instrument and a skin measurement system that emits a plurality of lights for imaging the skin.
  • the focusing lens for passing the incident light transmitted by reflecting the ultraviolet light emitting device, white light emitting device, ultraviolet light emitted by the ultraviolet light emitting device and white light emitted by the white light emitting device reflected on the skin
  • a light emission control device that controls the ultraviolet light emitting device and the white light emitting device to emit the ultraviolet light and the white light together.
  • the light emission control device adjusts the intensity of the white light based on white light control information from the outside.
  • the light emission control device may control the ultraviolet light emitting device to emit the ultraviolet light with a fixed intensity when the intensity of the white light is adjusted.
  • the skin measuring apparatus may further include an interface configured to receive, as the white light control information, an input for selecting one of a plurality of modes corresponding to different white light intensities.
  • the interface may provide a white light control signal corresponding to the selected mode
  • the light emission control device may include a white light controller configured to adjust the intensity of the white light in response to the white light control signal.
  • the white light control signal may indicate any one of a level of current and a period of current.
  • the skin measuring apparatus may further include an interface for receiving the white light control information and providing a white light control signal corresponding to the intensity of the white light according to the white light control information.
  • the light emission control device may include a white light controller for adjusting the intensity of the white light in response to the white light control signal.
  • the skin measurement apparatus may include an ultraviolet sensor configured to sense ultraviolet light incident from the outside and output sensing information; And an interface for operating any one of the emission control device and the ultraviolet sensor when a first input is received from the outside.
  • the interface may transmit the sensing information from the ultraviolet sensor through a communicator.
  • the interface may receive a second input as the white light control information when the light emission control device is activated.
  • the skin measuring apparatus may further include a fixing device for positioning the camera lens of the mobile under the focus lens.
  • the x and y coordinates of the ultraviolet light may be within 0.3 and 0.2, respectively.
  • the wavelength of the ultraviolet light may be 400 nanometers or less.
  • the skin measurement instrument may further include at least one light sensor that detects light reflected from the skin.
  • the optical sensor may quantify the light reflected from the skin.
  • the skin measurement instrument can also include a plurality of light sensors, each corresponding to a plurality of modes of the interface.
  • the optical sensor corresponding to the selected mode among the plurality of modes may detect and quantify the light reflected from the skin.
  • the skin measurement apparatus is disposed in the ultraviolet light emitting device, the white light emitting device, and the opening, and the ultraviolet light emitted by the ultraviolet light emitting device and the white light emitted by the white light emitting device are reflected and transmitted to the skin.
  • the light emission control device controls the white light emitting device to vary the intensity of the white light in response to the white light control information when the ultraviolet light is emitted at a fixed intensity.
  • the apparatus may further include an interface for generating a white light control signal for selecting any one of a plurality of modes according to the white light control information.
  • the light emission control device may include a white light controller for adjusting the intensity of the white light corresponding to the selected mode in response to the white light control signal.
  • the apparatus may further include an ultraviolet sensor configured to sense ultraviolet light incident from an outside and output sensing information, and an interface to operate one of the emission control device and the ultraviolet sensor when a first input is received from the outside. can do.
  • the interface may receive a second input as the white light control information when the light emission control device is activated.
  • the x and y coordinates of the ultraviolet light are within 0.3 and 0.2, respectively.
  • the wavelength of the ultraviolet light is 400 nanometers or less.
  • the apparatus may further include at least one light sensor that detects light reflected from the skin.
  • the apparatus may further include a plurality of optical sensors corresponding to each of the plurality of modes.
  • An optical sensor corresponding to a selected mode among the plurality of modes may detect and quantify the light reflected from the skin.
  • Skin measurement system is an ultraviolet light emitting device for emitting ultraviolet light, a white light emitting device for emitting white light, a focus lens for passing the incident light transmitted by the ultraviolet light and the white light reflected on the skin, and the ultraviolet light emitting And a skin measurement instrument comprising a device and a light emission control device for controlling the white light emitting device.
  • the skin measurement system also includes a mobile to photograph the skin through the camera lens.
  • the skin measurement instrument is also fixed to the mobile such that the focus lens is positioned above the camera lens of the mobile.
  • the skin measurement instrument adjusts the intensity of the white light emitted by the white light emitting device.
  • the skin measurement apparatus may further include a communicator configured to provide white light control information transmitted from the mobile device to the light emission control device.
  • the skin measurement apparatus may further include an interface for generating a white light control signal for selecting any one of a plurality of modes according to the white light control information.
  • the light emission control device of the skin measurement instrument may include a white light controller for adjusting the intensity of the white light according to the white light control signal.
  • the skin measurement apparatus may be configured to sense ultraviolet light incident from the outside and output sensing information, and an interface to operate one of the light emission control device and the ultraviolet sensor when a first input is received from the outside. It may further include.
  • the interface may receive a second input as the white light control information when the light emission control device is activated.
  • the x and y coordinates of the ultraviolet light are within 0.3 and 0.2, respectively.
  • the wavelength of the ultraviolet light is 400 nanometers or less.
  • the skin measurement instrument may further include at least one light sensor that detects light reflected from the skin.
  • the optical sensor may also quantify the light reflected from the skin.
  • the apparatus may further include a plurality of optical sensors corresponding to each of the plurality of modes.
  • An optical sensor corresponding to a selected mode among the plurality of modes may detect and quantify the light reflected from the skin.
  • a skin measurement instrument and a skin measurement system that emit a plurality of lights for imaging the skin.
  • FIG. 1 is a plan view showing a skin measurement apparatus according to an embodiment of the present invention.
  • FIG. 2 is a cross-sectional view taken along line II ′ of FIG. 1.
  • FIG. 3 is a diagram illustrating a skin measurement system.
  • FIG. 4 is a block diagram illustrating an emission control apparatus, an interface, and a communicator according to an exemplary embodiment of the present invention.
  • 5 is a graph showing the color space of CIE 1931.
  • FIG. 6 is a graph illustrating x, y, and z coordinates of mixed light according to a plurality of modes.
  • FIG. 7 is a plan view showing a skin measurement apparatus according to another embodiment of the present invention.
  • FIG. 8 is a cross-sectional view taken along the line II-II 'of FIG. 1.
  • FIG. 9 is a block diagram illustrating an emission control apparatus, an ultraviolet sensor, an interface, and a communicator according to an exemplary embodiment of the present invention.
  • FIG. 10 is a diagram illustrating a mobile display of a skin measurement mode and a skin protection mode.
  • FIG. 11 is an exemplary view showing a skin measurement apparatus according to another embodiment of the present invention.
  • FIG. 12 is a view showing another example of the skin measurement instrument of FIG.
  • FIG. 13 and 14 are exemplary views illustrating a method of determining skin aging according to the skin measuring apparatus of FIG. 11.
  • first, second, etc. may be used to describe various elements, elements, regions, layers, and / or sections, but such elements, elements, regions, layers, and / or the like. Or sections are not limited to these terms. These terms are used to distinguish one element, element, region, layer, and / or section from another element, element, region, layer, and / or section. Accordingly, the first element, element, region, layer, and / or section in one embodiment may be referred to as the second element, element, region, layer, and / or section in another embodiment.
  • FIG. 1 is a plan view showing a skin measurement apparatus 100 according to an embodiment of the present invention.
  • the skin measuring apparatus 100 includes a body 105, a cover 110, a support 120, at least one ultraviolet light emitting device 131, at least one white light emitting device 132, and a focus lens. 140, and the light emission control device 170.
  • the cover 110 is disposed in at least some area of the body 105.
  • the cover 110 may have a circular shape.
  • the cover 110 may define a region in which the ultraviolet light emitting device 131, the white light emitting device 132, and the focus lens 140 are positioned.
  • the cover 110 may block light from the outside to prevent disturbance between the light emitted from the ultraviolet light emitting device 131 and the white light emitting device 132 and the external light.
  • the ultraviolet light emitting device 131 and the white light emitting device 132 are disposed around the focus lens 140.
  • the emission control device 170 is mounted in the body 105.
  • the ultraviolet light emitting device 131 is configured to emit ultraviolet light in response to the control of the light emission control device 170.
  • the white light emitting device 132 is configured to emit white light in response to the control of the light emission control device 170.
  • FIG. 1 four ultraviolet light emitting devices and two white light emitting devices are provided. However, this is merely an example, and the number and positions of the ultraviolet light emitting devices and the white light emitting devices provided to the skin measuring apparatus 100 may vary depending on the required light intensity and light balance.
  • FIG. 2 is a cross-sectional view taken along line II ′ of FIG. 1.
  • 3 is a diagram illustrating a skin measurement system.
  • the skin measurement system of FIG. 3 consists of a mobile 10 and a skin measurement instrument 100 mounted to the mobile 10.
  • the mobile 10 is a mobile terminal that is movable or small in size.
  • the cover 110 is disposed on the body 105.
  • the cover 110 has a predetermined height to provide a focal distance between the focus lens 140 and the subject (eg, skin).
  • the cover 110 may provide a focal length between 10 and 15 millimeters.
  • the cover 110 may provide a variable focal length by including a configuration whose height is adjusted in the vertical direction.
  • the cover 110 will have a cylindrical opening 115.
  • the support part 120 is disposed on the bottom surface of the body 105.
  • the support part 120 may extend in a plane direction of the body 105 and may protrude in the direction of the opening 115.
  • the ultraviolet light emitting device 131 and the white light emitting device 132 are disposed on the support part 120 in the opening 115.
  • the ultraviolet light emitting device 131 and the white light emitting device 132 may emit ultraviolet light and white light toward the upper portion of the skin measurement apparatus 100, respectively.
  • the support 120 is shown as a separate component from the body 105.
  • the body 105 and the support 120 may be formed integrally.
  • the body 105 may perform a function of the support 120 by including a portion protruding toward the opening 115.
  • the focus lens 140 passes the incident light transmitted by reflecting the ultraviolet light emitted by the ultraviolet light emitting device 131 and the white light emitted by the white light emitting device 132 to the subject.
  • the fixing device 150 is disposed on the lower surface of the support 120.
  • the fixing device 150 has a lens hole 160 overlapping the opening 115.
  • the focus lens 140 is positioned between the opening 115 and the lens hole 160.
  • the focus lens 140 and the fixing device 150 have grooves.
  • the mobile 10 will photograph the subject according to the light transmitted through the camera lens 15. According to an embodiment of the present invention, so that the mobile 10 can take sebum, wrinkles, pigments, blotch, sunscreen, acne, pores, erythema, atopy, psoriasis, skin conditions, and skin troubles of the skin,
  • the skin measuring instrument 100 adjusts the intensity of the white light emitted by the white light emitting device 132.
  • FIG. 4 is a block diagram illustrating an emission control apparatus 170, an interface 190, and a communicator 195 according to an exemplary embodiment.
  • the light emission control device 170 is connected to the ultraviolet light emitting device 131 and the white light emitting device 132.
  • the light emission control device 170 includes a main controller 171, a power supply 172, a regulator 173, an internal circuit 174, and a white light controller 175. ).
  • the main controller 171 controls overall operations of the light emission control device 170.
  • the main controller 171 receives the enable signal EN from the interface 190.
  • the main controller 171 will control the components of the emission control device 170 such that the ultraviolet light emitting device 131 and the white light emitting device 132 emit light.
  • the main controller 171 may control the components of the emission control device 170 such that the emission of the ultraviolet light emitting device 131 and the white light emitting device 132 is prohibited.
  • the main controller 171 may activate or deactivate the regulator 173 according to the enable signal EN.
  • the emission control device 170 may further include a switching device between the power supply 172 and the regulator 173, and the main controller 171 may turn on or turn off the switching device according to the enable signal EN. You can turn it off.
  • the power supply 172 is configured to supply power to the regulator 173.
  • power supply 172 may be provided as a battery.
  • power may be provided via a communicator 195 from a mobile 10 (see FIG. 2). In this case, power may be provided from the mobile 10 according to a wired method or a wireless method.
  • the regulator 173 is configured to regulate a power supply to output a stable voltage.
  • the regulator 173 may change the voltage level of the power supply to the required voltage level and output a voltage having the changed level.
  • regulator 173 is configured to filter the swing of the supply voltage. If the power output from the power supply 172 has a required voltage, the regulator 173 may be omitted.
  • Internal circuit 174 receives a regulated power supply.
  • the internal circuit 174 controls the ultraviolet light emitting device 131 to emit ultraviolet light by using a regulated power source.
  • the internal circuit 174 controls the ultraviolet light emitting device 131 to emit ultraviolet light of a fixed intensity.
  • the internal circuit 174 may provide a constant level of current to the ultraviolet light emitting device 131. At this time, the current of a certain level will correspond to the intensity of the above ultraviolet.
  • the ultraviolet light emitting device 131 emits ultraviolet light according to the provided current.
  • the intensity of the ultraviolet light emitted by the ultraviolet light emitting device 131 may be changed by changing the setting of the internal circuit 174.
  • the internal circuit 174 will provide the ultraviolet light emitting device 131 with a current corresponding to the changed setting. Changes to such settings will be made via communicator 195 and interface 190. For example, the setting of the internal circuit 174 from the mobile 10 can be changed.
  • the white light controller 175 receives the regulated voltage. Using the regulated voltage, the white light controller 175 controls the white light emitting device 132 to emit white light.
  • the white light controller 175 receives the white light control signal WCS from the interface 190.
  • the white light controller 175 may vary the white light emitted by the white light emitting device 132 in response to the white light control signal WCS.
  • the white light controller 175 may vary the white light by adjusting the level of the current supplied to the white light emitting device 132 according to the white light control signal WCS.
  • the white light controller 175 supplies the current to the white light emitting device 132 at a specific frequency, but varies the white light by adjusting the period of the current according to the white light control signal WCS.
  • the white light controller 175 can adjust the white light emitted by the white light emitting device 132 using any one of various methods.
  • the white light control signal WCS may indicate any one of a level of a current and a period of the current.
  • the white light control signal WCS may be a digital value or an analog value.
  • the interface 190 interfaces between the emission control device 170 and the communicator 195.
  • the interface 190 transmits the enable signal EN received from the communicator 195 to the main controller 171. That is, activation and deactivation of the light emission operation may be selected by the mobile 10.
  • the interface 190 receives the white light control information WCI from the communicator 195 and outputs the white light control signal WCS according to the white light control information WCI.
  • the white light control information WCI includes information on the intensity of the white light.
  • the white light control information WCI may be an input for selecting any one of a plurality of modes.
  • the plurality of modes will correspond to different intensity of white light.
  • the first to nth modes correspond to sequentially increasing intensity of white light
  • the white light control information WCI may be an input for selecting one of the first to nth modes.
  • the skin measurement apparatus 100 may transmit a trigger signal to the mobile 10 through the communicator 195 when emitting the ultraviolet light and the white light according to the white light control information (WCI).
  • the transmitted trigger signal may trigger image capturing on the mobile 10.
  • the mobile 10 can capture the light passing through its camera lens 15 in response to the transmitted trigger signal.
  • the communicator 195 communicates with the mobile 10.
  • the communicator 195 may communicate with the mobile 10 in at least one of wired communication and wireless communication.
  • the communicator 195 may be configured to perform Near Field Communication (NFC) communication, Bluetooth communication, Wi-Fi communication, and LTE Device-to-Device (D2D) communication.
  • NFC Near Field Communication
  • D2D LTE Device-to-Device
  • RFID Radio Frequency IDentification
  • Magnetic Secure Transmission communication Zigbee communication
  • IrDA infrared data association
  • UWB ultra-wide band
  • Ant + communication other suitable It is configured to perform wireless communication with the mobile 10 located at a short distance using at least one protocol of the wireless communication scheme.
  • the communicator 195 may include a universal serial bus (USB) protocol, a multimedia card (MMC) protocol, a small computer small interface (SCSI) protocol, and an enhanced small disk interface (ESDI) protocol. And, it is configured to perform a wired communication with the mobile 10 using at least one protocol of a suitable wired communication scheme.
  • USB universal serial bus
  • MMC multimedia card
  • SCSI small computer small interface
  • ESDI enhanced small disk interface
  • the interface 190 and the communicator 195 may be mounted on the body 170. Interface 190 and communicator 195 will operate using power from power supply 172.
  • At least one of the emission control apparatus 170, the interface 190, and the communicator 195 may be included in one integrated circuit.
  • the light emission control device 170, the interface 190, and the communicator 195 may all be included in one integrated circuit to have a reduced consumption area.
  • FIG. 5 is a graph showing the color space of CIE 1931.
  • the horizontal axis represents the x coordinate of the CIE
  • the vertical axis represents the y coordinate of the CIE.
  • the z-coordinate of the CIE can be calculated as 1- (x + y).
  • the range RG is indicated.
  • the range RG indicates that x is within 0.3 and y is within 0.2.
  • the ultraviolet light emitted from the ultraviolet light emitting device 131 may be any one of values within the range RG.
  • the ultraviolet light emitted from the ultraviolet light emitting device 131 has a wavelength of 400 nanometers or less.
  • Ultraviolet light emitted from the ultraviolet light emitting device 131 corresponds to a blue series.
  • FIG. 6 is a graph illustrating x, y, and z coordinates of mixed light according to the plurality of modes MD1 to MD16.
  • the intensity of the ultraviolet light of the ultraviolet light emitting device 131 (see FIG. 4) is fixed, and the intensity of the white light of the white light emitting device 132 (see FIG. 4) is sequentially increased. do.
  • the graph of FIG. 6 may be the result obtained by placing an optical fiber in an area corresponding to the focus lens 140.
  • the x coordinate, the y coordinate, and the z coordinate change approximately linearly.
  • the x coordinate may increase, the y coordinate may increase, and the z coordinate may decrease.
  • the x-coordinate is represented by the function 0.0033m + 0.1966 depending on the mode
  • the y-coordinate is represented by the function 0.0086 * m + 0.0761 depending on the mode
  • the z-coordinate is represented by the function -0.0119 * m + 0.7273 by the mode.
  • M is the mode.
  • the functions of the x, y, and z coordinates are indicated by dotted lines.
  • the linear change in the color coordinates of the mixed light means that the color coordinates of the incident light transmitted by the mixed light is reflected on the skin. Accordingly, an image that the mobile 10 can take in the first to sixteenth modes MD1 to MD16 may be changed.
  • the movement (MV) of the x- and y-coordinates of the mixed light is shown when the intensity of the white light increases.
  • the movement (MV) shows that as the intensity of white light increases, the color of the mixed light moves in the white direction in the color space of CIE 1931.
  • the mobile 10 may have sebum, wrinkles, pigments, blotch, sunscreen, acne, pores, erythema, Atopic dermatitis, psoriasis, skin conditions, skin problems, and the like can be photographed.
  • An embodiment of the present invention is not limited to the number of modes MD1 to MD16.
  • two modes MD1 to MD2 may be provided.
  • the first mode MD1 one of sebum, wrinkles, pigments, blotch, and sunscreen remains may be photographed, and in the second mode MD2, one of acne, pores, erythema, atopy, and psoriasis may be photographed. .
  • Information indicative of what is to be photographed in a particular mode may be provided to the user by an application installed in the mobile 10.
  • the user may check the photographed image by selecting one of the first and second modes MD1 and MD2.
  • the skin measurement apparatus 100 When the ultraviolet light emitting apparatuses respectively emitting a plurality of wavelengths are mounted on the skin measurement apparatus 100, the skin may be photographed using the corresponding wavelengths. However, this means that the unit cost of the skin measurement apparatus 100 is increased.
  • the skin measurement apparatus 100 according to the embodiment of the present invention includes an ultraviolet light emitting device 131 for emitting ultraviolet light and a white light emitting device 132 for emitting white light, but based on the white light control information from the outside Adjust the intensity of white light. Accordingly, the mixed light may have various wavelengths. Therefore, while lowering the manufacturing cost of the skin measurement instrument 100, it is possible to shoot using various wavelengths.
  • the skin measurement apparatus 100 communicates with the mobile 10 through an interface 190 (see FIG. 4) and a communicator 195 (see FIG. 4). Therefore, even if the skin measuring apparatus 100 is not provided with a component such as a display device or a camera, imaging using various wavelengths is possible. Therefore, while reducing the manufacturing cost of the skin measurement apparatus 100, the versatility of the skin measurement apparatus 100 can be improved.
  • FIG. 7 is a plan view showing a skin measurement apparatus 200 according to another embodiment of the present invention.
  • 8 is a cross-sectional view taken along the line II-II 'of FIG. 1.
  • the skin measurement apparatus 200 includes a body 205, a cover 210, a support 220, at least one ultraviolet light emitting device 231, and at least one white light emitting device 232. , A focus lens 240, a fixing device 250, a light emission control device 270, an ultraviolet sensor window 281, and an ultraviolet sensor 282.
  • the device 270 includes the body 105, the cover 110, the support 120, the at least one ultraviolet light emitting device 131, the at least one white light emitting device 132, described with reference to FIGS. 1 and 2.
  • the focus lens 140, the fixing device 150, and the light emission control device 170 are configured in the same manner. Duplicate explanations will be omitted below.
  • An ultraviolet sensor 282 may be mounted on the body 205 in an area outside the cover 210.
  • An ultraviolet sensor window 281 is disposed on the ultraviolet sensor 282.
  • the ultraviolet sensor window 281 may be formed of a material that effectively passes ultraviolet light.
  • the ultraviolet sensor window 281 may be formed of quartz.
  • the ultraviolet sensor 282 is configured to sense the intensity of the ultraviolet light.
  • the skin measurement instrument 200 may further include a cover window 216.
  • the cover window 216 will cover the opening 215 to prevent the ultraviolet light emitting device 231, the white light emitting device 232, and the focus lens 240 from contamination.
  • the cover window 216 may be formed of quartz, sapphire, or the like.
  • the skin measurement system may be comprised of a skin measurement instrument 200 and the mobile 10 of FIG. 3.
  • the skin measurement system may provide power and various control signals to the skin measurement instrument 200 via a mobile (10 in FIG. 3).
  • FIG. 9 is a block diagram illustrating an emission control apparatus 270, an ultraviolet sensor 282, an interface 290, and a communicator 295 according to an exemplary embodiment.
  • FIG. 10 is a diagram illustrating a mobile display of a skin check mode and a skin protection mode.
  • the light emission control device 270 includes a main controller 271, a power supply 272, a regulator 273, an internal circuit 274, and a white light controller 275.
  • the light emission control device 270 is described similarly to the light emission control device 170 described with reference to FIG. 4. In the following, redundant description is omitted.
  • the ultraviolet sensor 282 is connected with the interface 290.
  • the ultraviolet sensor 282 may be activated in response to the first enable signal EN1.
  • the ultraviolet sensor 282 senses the intensity of ultraviolet light and measures the ultraviolet index. Additionally, ultraviolet sensor 282 can measure the time it has been exposed to ultraviolet light. The ultraviolet index and the measured time may correspond to the extent to which the user is exposed to ultraviolet light. The UV index and the measured time will be sent to the mobile 10 (see FIG. 3) via the interface 290 and the communicator 295 as sensing information (SI).
  • the ultraviolet sensor 282 senses at least a portion of the wavelength band of the ultraviolet B. In an embodiment, the ultraviolet sensor 282 senses a portion of the wavelength band of the ultraviolet B and the wavelength band of the ultraviolet A.
  • the application installed in the mobile 10 may use a variety of information using the sensing information (SI), for example, information on the amount of vitamin D3 generated as the ultraviolet light is absorbed into the skin, the time at which the erythema is caused by the ultraviolet light, and the like. Can be displayed.
  • the ultraviolet sensor 282 may further include a module for additionally generating the above information. In this case, the generated information will be transmitted to the mobile 10 via the interface 290 and the communicator 295. The mobile 10 will display the transmitted information.
  • the interface 290 is connected between the light emission control device 270, the ultraviolet sensor 282, and the communicator 295.
  • the interface 290 receives one of the first and second enable signals EN1 and EN2 in response to the first input received via the communicator 295. For example, as shown in FIG. 10, when either of the skin measurement mode and the skin protection mode is selected by the user, the mobile 10 sends information indicating the user's selection to the communicator 295 as a first input. Will provide.
  • the ultraviolet sensor 282 When the first enable signal EN1 is received, the ultraviolet sensor 282 is activated to sense ultraviolet rays.
  • the emission control device 270 When the second enable signal EN2 is received, the emission control device 270 will be activated to emit ultraviolet and white light as described with reference to FIG. 4. When the light emission control device 270 is activated, the interface 290 will receive a second input for selecting any one of the plurality of modes MD1 to MD16 (see FIG. 6) as the white light control information WCI.
  • the skin measuring apparatus includes an ultraviolet light emitting device for emitting ultraviolet light and a white light emitting device for emitting white light, and adjusts the intensity of the white light based on white light control information from the outside. Accordingly, it is possible to shoot using various wavelengths while lowering the manufacturing cost of the skin measurement instrument.
  • FIG. 11 is an exemplary view showing a skin measurement apparatus according to another embodiment of the present invention.
  • the skin measurement apparatus 300 of FIG. 11 includes a body 305, a cover 310, a support 320, at least one ultraviolet light emitting device 331, at least one white light emitting device 332, and a focus lens 340. , A fixing device 350, a light emission control device 370, and an optical sensor 380.
  • the skin measurement instrument 300 includes an optical sensor 380.
  • the optical sensor 380 is disposed around the focus lens 340.
  • the location of the light sensor 380 can be anywhere that can sense light reflected from the skin.
  • the light sensor 380 detects light reflected from the skin.
  • the optical sensor 380 may be a sensor that detects at least one of ultraviolet light and visible light. In addition, the optical sensor 380 may quantify the detected light.
  • the sunscreen When the skin is irradiated with ultraviolet rays, the sunscreen reflects the ultraviolet rays. In addition, sebum excites and reflects ultraviolet rays green-yellow. In addition, acne bacteria excite ultraviolet rays in red and reflect them.
  • the skin measuring apparatus 300 may determine the skin condition by detecting and quantifying the light reflected by the optical sensor 380 as well as the skin photographing.
  • the optical sensor 380 may be a sensor that detects ultraviolet rays.
  • the skin measuring apparatus 300 may detect the sunscreen remaining on the skin through the light sensor 380 and quantify the amount of sunscreen remaining.
  • the light sensor 380 may be a sensor that detects green light.
  • the skin measuring apparatus 300 may detect sebum of the skin through the light sensor 380 and quantify the amount of sebum.
  • the skin measurement apparatus 300 may determine skin types such as dryness and oiliness through the quantified amount of sebum.
  • the skin measuring apparatus 300 may determine the degree of aging of the pores or skin through the color change around the sebum.
  • the light sensor 380 may be a sensor that detects red light.
  • the skin measuring apparatus 300 may detect the acne bacteria through the light sensor 380 and quantify the degree of acne bacteria spread.
  • the skin measurement apparatus 300 may distinguish the skin color type through the light sensor 380. Depending on the color of the skin, the degree of reflection of ultraviolet rays is different. Therefore, the skin measuring apparatus 300 may determine the skin color type by quantifying the amount of ultraviolet light absorbed or reflected from the skin through the optical sensor 380.
  • the skin color type determined by the light sensor 380 may be determined by a user using the skin measurement apparatus 300 to determine a safe exposure time for UV exposure according to the skin color type, a cutoff index of an appropriate sunscreen according to the skin color type, and the like. Can be a standard.
  • the skin measuring apparatus 300 may store information on the UV exposure time and the blocking index of the sunscreen according to the skin color type in advance. In this case, the skin measuring apparatus 300 may measure the skin color type and automatically display information on the UV exposure time, UV cut index, etc. according to the skin color type through a mobile or the like. Furthermore, the skin measurement apparatus 300 may be used to determine the vitamin D recommended intake of the individual by using the skin color type or the amount of ultraviolet rays reflected from the skin.
  • the skin measurement apparatus 300 may include one of an ultraviolet sensor, a green light sensor, a red light sensor, and a light sensor of other colors.
  • the skin measurement apparatus 300 may include at least two of an ultraviolet sensor, a green light sensor, a red light sensor, and a light sensor of other colors.
  • the skin measurement apparatus 300 may include both an ultraviolet sensor, a green light sensor and a red light sensor, and a light sensor of other colors.
  • FIG. 12 is a view showing another example of the skin measurement instrument of FIG.
  • the skin measurement instrument 300 may include a sensor for sensing two or more different lights.
  • the skin measurement apparatus 300 may include an ultraviolet light sensor, a green light sensor, and a red light sensor.
  • the skin measurement apparatus 300 may have various skin check modes according to the plurality of light sensors 380. That is, as shown in FIG. 12, the skin measurement mode may select various modes such as sebum, acne, pores, wrinkles, sunscreen, and pigment / mushroom.
  • the skin measurement mode is the skin measurement mode of the interface 290 described in the block diagram of FIG. 9.
  • the skin measurement mode is associated with the light sensor 380. That is, when one of the skin measurement modes is selected, the light sensor 380 connected to the mode may detect and quantify the light reflected from the skin.
  • the light sensor for detecting ultraviolet light can detect and quantify the light reflected from the skin.
  • the skin measurement apparatus 300 may measure various types of skin conditions in one apparatus through various optical sensors 380.
  • the skin measurement system may be comprised of the skin measurement instrument 300 and the mobile 10 of FIG. 3.
  • the skin measurement system may provide power and various control signals to the skin measurement instrument 300 via a mobile (10 in FIG. 3).
  • FIG. 13 and 14 are exemplary views illustrating a method of determining skin aging according to the skin measuring apparatus of FIG. 11.
  • FIG. 13 is a scalp photographed using the skin measurement apparatus 300. On the left is a healthy scalp picture, and on the right is a picture of hair loss due to aging of the scalp.
  • the skin measurement apparatus 300 may quantify the portion of the skin having the color different from the light reflected from the skin by photographing the skin through the optical sensor 380.
  • the color change area of the skin is a value obtained by quantifying a portion in which a different color appears around the pores in comparison with healthy pores through the skin measuring apparatus 300.
  • the healthy pores may be healthy pores in the 20s.
  • the healthy pores may be the healthy pores of the measurer himself.
  • the skin measuring apparatus 300 may determine the degree of aging by comparing the quantified value with a preset reference value.
  • the reference value may be set in advance in the skin measurement apparatus 300 as the color change area of the healthy pores.
  • the area of color change increases with a dotted line with age.
  • the dotted line is an average value of the color change area with age. That is, the dotted line may be referred to as the average value of the color change area of a predetermined range around the pores or the entire skin as compared to healthy pores.
  • the color change area represents an area of a part having a color different from that of the skin when the skin or the scalp is photographed through the skin measuring apparatus 300. That is, the color change area is a value obtained by detecting sebum of the skin through the light sensor 380 of the skin measuring apparatus 300 and quantifying the amount of sebum.
  • the skin of the subject may be photographed through the skin measuring apparatus 300 including the optical sensor 380, and the color change area may be calculated.
  • the degree of skin aging may be determined through a graph showing the calculated color change area and the color change area according to age. The determination of the degree of skin aging may be a criterion for determining the skin care method.

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  • Health & Medical Sciences (AREA)
  • Medical Informatics (AREA)
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  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
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Abstract

La présente invention concerne un appareil de mesure de la peau destiné à émettre une pluralité de lumières pour capturer une image de la peau. Un appareil de mesure de la peau, selon un mode de réalisation de la présente invention, comprend : un dispositif émetteur de rayonnement ultraviolet ; un dispositif émetteur de lumière blanche ; une lentille de focalisation permettant à la lumière incidente, qui est constituée d'un rayonnement ultraviolet émis au moyen du dispositif émetteur de rayonnement ultraviolet et d'une lumière blanche émise au moyen du dispositif émetteur de lumière blanche, réfléchie par la peau et transmise, de la traverser ; et un dispositif de commande d'émission pour commander le dispositif émetteur de rayonnement ultraviolet et le dispositif émetteur de lumière blanche de telle sorte que le rayonnement ultraviolet et la lumière blanche puissent être émis ensemble. Le dispositif de commande d'émission ajuste la puissance de la lumière blanche sur la base d'informations de commande de lumière blanche provenant de l'extérieur.
PCT/KR2017/007175 2016-07-05 2017-07-05 Appareil de mesure de la peau et système de mesure de la peau comprenant un dispositif émetteur de rayonnement ultraviolet Ceased WO2018008976A1 (fr)

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US16/240,614 US11464444B2 (en) 2016-07-05 2019-01-04 Skin measurement apparatus and skin measurement system comprising ultraviolet ray emitting device

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KR20160084973 2016-07-05
KR10-2016-0084973 2016-07-05
KR10-2017-0084953 2017-07-04
KR1020170084953A KR102399947B1 (ko) 2016-07-05 2017-07-04 자외선 발광 장치를 포함하는 피부 측정 기구 및 피부 측정 시스템

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KR20160023441A (ko) * 2014-08-22 2016-03-03 서울바이오시스 주식회사 발광소자가 구비된 카메라와, 이를 이용한 피부 촬영 방법 및 피부 상태 측정 방법

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002112970A (ja) * 2000-10-10 2002-04-16 Daito Seiki Co Ltd 皮膚表面観察装置及び皮膚表面観察方法
JP2009508648A (ja) * 2005-09-20 2009-03-05 ブライ−テックス・バイオ−フォトニクス・リミテッド・ライアビリティ・カンパニー デジタル画像を用いて人の皮膚状態を分析するためのシステム及び方法
KR20110118646A (ko) * 2009-01-05 2011-10-31 플렉스트로닉스, 인크 유기 발광 다이오드 광선치료 조명 시스템
KR101321423B1 (ko) * 2011-06-21 2013-10-22 정하철 스마트폰을 이용한 의료용 화상시스템
KR20160023441A (ko) * 2014-08-22 2016-03-03 서울바이오시스 주식회사 발광소자가 구비된 카메라와, 이를 이용한 피부 촬영 방법 및 피부 상태 측정 방법

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102013951B1 (ko) * 2018-03-06 2019-08-23 주식회사 티엠에스글로벌 자외선 조사램프가 구비된 이동단말기

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