TW201537323A - Wearable device and illuminating system using the same - Google Patents

Abstract

A wearable device and an illuminating system using the same are provided. The wearable device comprises a wearable body, an image capturing module and a wireless transceiver. The wearable body can be worn by a user. The image capturing module is located at the wearable body for capturing an eye image of the user. The wireless transceiver is located at the wearable body and is coupled to the image capturing module for transmitting the eye image to a light source controlling device by wireless technique. The light source controlling device generates a light adjusting signal capable of controlling a light source according to the eye image.

Description

Wearable device and lighting system applying the same

The present invention relates to a wearable device and a lighting system therefor, and more particularly to a wearable device that can control light and an illumination system using the same.

The traditional light source is controlled by the user to actively adjust the light intensity of the light source according to the brightness of the environment. However, when the intensity of the ambient brightness changes more frequently, the user must increase the number of times the intensity of the light source is actively adjusted. As a result, it appears to be inefficient in adjusting the brightness of the environment.

The invention relates to a wearable device and an illumination system using the same, which mainly uses the eye to directly control the ambient light source to the ambient light, so that the user can automatically control the dimming without using both hands, thereby improving the adjustment environment. Efficiency in brightness.

According to an embodiment of the invention, a wearable device is proposed. The wearable device is for interacting with a light source control device. The wearable device includes a wearable body, an image capture module, and a first wireless transceiver unit. The wearable body can be worn by a user. The image capturing module is located on the wearable body for capturing the user An eye image. The first wireless transceiver unit is located on the wearable body and coupled to the image capturing module to wirelessly transmit the eye image to the light source control device. The light source control device generates a dimming signal for controlling a light source according to the image of the eye.

According to another embodiment of the invention, an illumination system is presented. illumination The system includes a light source, a wearable device, and a light source control device. The light source can be controlled to emit a light. The wearable device includes a wearable body, an image capture module, and a first wireless transceiver unit. The wearable body can be worn by a user. The image capturing module is located on the wearable body for capturing an image of the user's eyes. The first wireless transceiver unit is located on the wearable body and coupled to the image capturing module for receiving the image of the eye and wirelessly transmitting the first signal containing one of the eye images. The light source control device generates a dimming signal for controlling a light source according to the image of the eye. The light source control device includes a second wireless transceiver unit and a light source control module. The second wireless transceiver unit receives the first signal. The light source control module is coupled to the second wireless transceiver unit and the light source, and generates a dimming signal for controlling the light source by processing the received first signal.

In order to better understand the above and other aspects of the present invention, the preferred embodiments are described below, and in conjunction with the drawings, the detailed description is as follows:

10‧‧‧Lighting system

20‧‧‧ eyes

100‧‧‧Wearing device

110‧‧‧ wearable ontology

111‧‧‧ Frame

112‧‧‧ lenses

113‧‧‧ frames

130‧‧‧ switch

120‧‧‧Image capture module

121‧‧‧Image sensing unit

122‧‧‧First Processing Unit

140‧‧‧First wireless transceiver unit

200‧‧‧Light source control device

210‧‧‧Second wireless transceiver unit

220‧‧‧Light source control module

221‧‧‧Second processing unit

222‧‧‧Light source control unit

300‧‧‧Light source

C1, C2, C3‧‧‧ curves

D‧‧‧ pupil diameter

E1‧‧‧ Eye image

E11‧‧‧ pupil area

E12‧‧‧White area

E13‧‧‧ iris area

L‧‧‧Light

S2, S21, S22, S23‧‧‧ dimming signals

S1‧‧‧ first signal

S110~S150‧‧‧Steps

R1‧‧‧ corner

1 is a schematic view of an illumination system in accordance with an embodiment of the present invention.

2A to 2C are diagrams showing a plurality of types of image capturing modules of FIG. 1 disposed on the wearable body.

Figure 3 is a functional block diagram of the illumination system of Figure 1.

Figure 4 is a schematic view of the eye image of Figure 3.

Fig. 5 is a flow chart showing the control of the luminous intensity of the illumination system of Fig. 1.

FIG. 6 is a diagram showing relationship between pupil size and luminous intensity according to an embodiment of the present invention.

1 is a schematic view of an illumination system in accordance with an embodiment of the present invention. Photo The system 10 includes a wearable device 100, a light source control device 200, and a light source 300.

The wearable device 100 can be worn by a user on the user's head. And interacting with the light source control device 200 to adjust the light L of the light source 300. In one embodiment, the light source control device 200 and the light source 300 can be integrated into a single lamp; or the light source control device 200 can be a wireless handheld device, and the light source 300 can be a desk lamp or a ceiling-mounted light source. The wireless handheld device can be a wireless remote controller or a smart mobile device, such as a mobile phone or a tablet whose operating system is iOS or Android or Windows can be loaded with an application (APP) of a wireless control light fixture.

In this embodiment, the wearable device 100 includes a wearable body 110. It is, for example, a lens body. In this design, the wearable body 110 includes a frame 111, a lens 112, and a frame 113. In addition, the wearable device 100 further includes an image capturing module 120. The image capturing module 120 is located on the wearable body 110 for capturing images of the user's eyes 20 .

2A to 2C are diagrams showing various combinations of the image capturing module of FIG. A diagram of the way it is placed on the wearable body. The image capturing module 120 includes an image sensing unit 121 and a first processing unit 122. The image sensing unit 121 and the wearable body 110 have a plurality of combinations. In this embodiment, as shown in FIG. 2A, the image sensing unit 121 is disposed on the lens 112 of the wearable body 110 to form a one-sided configuration. Face configuration. In another embodiment, as shown in FIG. 2B, the image sensing unit 121 can be disposed on the frame of the frame 111 to form an edge configuration of a strip configuration. Alternatively, as shown in FIG. 2C, the image sensing unit 121 can configure R1 at at least one corner of the frame 111 of the wearable body 110 to form a dot configuration. Compared with the point configuration or the edge configuration, the surface configuration can capture a more accurate eye image, so that the adjustment result of the light L can more accurately conform to the physiological changes of the user. In addition, the first processing unit 122 may be disposed in a region of a large area of the wearable body 110, such as a side of the frame 113 (FIG. 2A).

As shown in FIG. 2A, the wearable device 100 further includes a switch 130, The first wireless transceiver unit 140. The switch 130 can be disposed in a larger area of the wearable body 110, such as a side of the frame 113, to enable or disable the image capture module 120. In another embodiment, the switch 130 can be located in the light source control device 200.

Figure 3 is a functional block diagram of the illumination system of Figure 1. When switch 130 After the image capturing module 120 is enabled, the image sensing unit 121 senses the user's eye image E1 every predetermined time interval to closely control the light emitted by the light source 300 according to the change of the user's eye image E1. L. The predetermined time interval here is, for example, a time value between 1 second and 1 minute. Among them, the image sensing list The element 121 can be a charge-coupled device (CCD) or a Complementary Metal Oxide Semiconductor (abbreviated CMOS).

The first processing unit 122 is electrically coupled to the image sensing unit 121 and the first A wireless transceiver unit 140. In an embodiment, the first processing unit 122 may analyze the eye image E1 of the eye 20 to obtain an eye parameter of the eye image E1, such as a pupil size.

The first wireless transceiver unit 140 is located on the wearable body 110, and The image capturing module 120 is electrically coupled to the light source control device 200 for wirelessly transmitting the first signal S1 including the eye image E1. After receiving the first signal S1, the light source control device 200 generates a dimming signal S2 for controlling the light source 300.

In detail, the light source control device 200 includes a second wireless transceiver Element 210 and light source control module 220. The second wireless transceiver unit 210 is configured to receive the first signal S1 of the wearable device 100. The light source control module 220 is electrically coupled to the second wireless transceiver unit 210 and the light source 300, and processes the received first signal S1. And the dimming signal S2 is generated. In this embodiment, the light source control module 220 further includes a second processing unit 221 and a light source control unit 222. The second processing unit 221 is electrically coupled to the second wireless transceiver unit 210 to receive the first signal S1. The second processing unit 221 compares the eye parameters of the eye image E1 carried by the first signal S1 with the preset eye parameters to generate a comparison result. The light source control unit 222 is coupled to the second processing unit 221 and generates a dimming signal S2 according to the comparison result.

Fig. 4 is a schematic view showing the eye image E1 of Fig. 3. eye The eye parameter of the image E1 includes a pupil size. In this embodiment, the pupil size is, for example, the pupil outer diameter D. The preset eye parameters include a predetermined pupil size, such as a predetermined pupil diameter. When the pupil outer diameter D is greater than the preset pupil outer diameter, the light source control unit 222 emits a dimming signal S21 (shown in FIG. 3) that enhances the illumination intensity of the light source 300; when the pupil size is smaller than the preset pupil size, The light source control unit 222 emits a dimming signal S22 (shown in FIG. 3) that weakens the illumination intensity of the light source 300. When the pupil size is equal to the preset pupil size, the light source control unit 222 emits a tone that maintains the illumination intensity of the light source 300. Optical signal S23 (shown in Figure 3).

Fig. 5 is a flow chart showing the control of the luminous intensity of the illumination system of Fig. 1.

In step S110, a light source 300 is lit, so that the light source 300 emits light L (painting Shown in Figure 3).

In step S120, the wearable device 100 is enabled through the control switch 130. The image capturing module 120 causes the image capturing module 120 to capture the eye image E1 of the user to obtain an eye parameter, such as a pupil size, wherein the pupil size is, for example, the pupil outer diameter D (shown in FIG. 4). . Step S120 can complete the analysis of the eye image E1 by the following steps, including identifying the pupil position by color analysis and shape analysis of the eye image, and measuring the size of the pupil, which will be described in detail below.

First, in step S121, as shown in FIG. 4, due to the eye image E1 package The first processing unit 122 of the image capturing module 120 performs color analysis on the eye image E1 to determine the pupil region E11 of the eye image E1. Then, in step S122, the pupil region E11 is included in the image capturing module 120. The first processing unit 122 performs shape analysis on the pupil area E11 to determine the pupil shape of the pupil area E11; then, in step S123, the first The processing unit 122 measures the outer diameter of the pupil shape to obtain the pupil outer diameter D of the pupil shape (shown in FIG. 4). In one embodiment, the first processing unit 122 may perform a plurality of outer diameter measurements on the pupil shape to obtain a plurality of pupil outer diameters of the pupil shape; then, the first processing unit 122 calculates an average value of the plurality of pupil outer diameters, The average value is taken as the pupil outer diameter D of the eye image E1. The plurality of pupil outer diameters described above may include a maximum pupil outer diameter and a minimum pupil outer diameter (when the pupil is non-circular), which is not intended to limit embodiments of the present invention.

In addition, another implementation manner is that steps S121 to S123 can be processed by the second processing list. Element 221 performs an analysis of the eye image E1. For example, the wearable device acquires the eye image E1 and transmits it to the light source control device. The second processing unit 221 of the light source control device 200 performs eye image analysis in steps S121 to S123 to obtain the pupil size.

In step S130, the second processing unit 221 of the light source control device 200 compares The pupil size is compared to the predetermined pupil size to produce a comparison result.

In step S140, the light source control unit 222 of the light source control device 200 A dimming signal S2 is generated according to the comparison result. FIG. 6 is a schematic view showing pupil size and luminous intensity according to an embodiment of the invention. When the pupil size is larger than the preset pupil size (such as C1 in FIG. 6), it means that the light L of the light source 300 is weak (so the pupil size is enlarged to receive more light), and the light source control unit 222 issues a The dimming signal S21 with enhanced illumination intensity of the light source 300; when the pupil size is smaller than the preset pupil size (such as C2 in FIG. 6), it indicates that the light L of the light source 300 is strong (so the pupil size is reduced to reduce the receiving The light source control unit 222 emits a dimming signal S22 that weakens the illumination intensity of the light source 300; when the pupil size is substantially equal to the preset pupil size (such as C3 in FIG. 6), the light of the light source 300 is indicated. The line L is appropriate or comfortable for the eyes, so there is no need to adjust the light source 300, and the light source control unit 222 emits a dimming signal S23 that maintains the luminous intensity of the light source 300.

In step S150, the light source 300 is based on the dimming signal S21, S22 or S23. Adjust the light L emitted by it. In terms of the control mode, in one embodiment, the intensity of the light L can be controlled by the current. For example, when the light source 300 receives the dimming signal S21, the current value may be increased to enhance the intensity of the light L; when the light source 300 receives the dimming signal S22, the current value may be decreased to weaken the intensity of the light L; When the dimming signal S23 is received, the current value is maintained to maintain the intensity of the light L.

In conclusion, the present invention has been disclosed in the above preferred embodiments, and is not intended to limit the present invention. A person skilled in the art can make various changes and modifications without departing from the spirit and scope of the invention. Therefore, the scope of the invention is defined by the scope of the appended claims.

10‧‧‧Lighting system

20‧‧‧ eyes

100‧‧‧Wearing device

110‧‧‧ wearable ontology

111‧‧‧ Frame

112‧‧‧ lenses

113‧‧‧ frames

120‧‧‧Image capture module

200‧‧‧Light source control device

210‧‧‧Second wireless transceiver unit

220‧‧‧Light source control module

221‧‧‧Second processing unit

222‧‧‧Light source control unit

300‧‧‧Light source

L‧‧‧Light

Claims (15)

A wearable device for interacting with a light source control device, the wearable device comprising: a wearable body for a user to wear; and an image capture module located on the wearable body for capturing An image of the eye of the user; and a first wireless transceiver unit located on the wearable body and coupled to the image capturing module to wirelessly transmit the image of the eye to the light source control device; wherein the light source The control device generates a dimming signal for controlling a light source according to the eye image. The wearable device of claim 1, wherein the image capturing module captures the eye image once every predetermined time interval. The wearable device of claim 2, wherein the light source control device generates a dimming signal for controlling the light source according to a pupil size of the eye image. The wearable device of claim 3, wherein the wearable body is for wearing on the user's head. The wearable device of claim 4, wherein the wearable device The image capturing module includes an image sensing unit, and the image sensing unit is coupled to the lens body at a point disposed at a corner of the frame of the lens body. The edge of the strip-shaped configuration on one of the frames of the frame is arranged or arranged in a planar configuration on one of the lenses of the lens body. The wearable device of claim 5, further comprising: a switch located on the wearable body or the light source control device for enabling or disabling the image capture module. An illumination system includes: a light source that can be controlled to emit a light; a wearable device comprising: a wearable body for a user to wear; and an image capture module disposed on the wearable body The first wireless transceiver unit is located on the wearable body, and is coupled to the image capture module for receiving the image of the eye and wirelessly transmitting the image of the eye. a first signal; and a light source control device, comprising: a second wireless transceiver unit that receives the first signal; and a light source control module coupled to the second wireless transceiver unit and the light source, and processed by Receiving the first signal, generating a dimming signal for controlling the light source number. The illuminating system of claim 7, wherein the image capturing module comprises: an image sensing unit that senses the eye image of the wearer; and a first processing unit coupled to the image sense The measuring unit and the first wireless transceiver unit. The illumination system of claim 8, wherein the light source control module comprises: a second processing unit coupled to the second wireless transceiver unit for receiving the first signal, and comparing one of the eye parameters of the eye image And a predetermined eye parameter to generate a comparison result; and a light source control unit coupled to the second processing unit to generate a dimming signal according to the comparison result. The illumination system of claim 9, wherein the image capturing module captures the image of the eye once every predetermined time interval. The illumination system of claim 10, wherein the eye parameter comprises a pupil size, the predetermined eye parameter comprising a predetermined pupil size. The illumination system of claim 11, wherein when the pupil size is larger than the predetermined pupil size, the light source control unit emits a dimming signal that enhances the illumination intensity of the light source, when the pupil size is smaller than the size When the pupil size is preset, the light source control unit emits a dimming signal that reduces the intensity of the light source. No. When the pupil size is equal to the preset pupil size, the light source control unit emits a dimming signal for maintaining the luminous intensity of the light source. The illumination system of claim 12, wherein the wearable body is for wearing on the user's head. The illumination system of claim 13, wherein the wearable body is a lens body, and the combination of the image sensing unit and the lens body is a dot arrangement disposed at a corner of the frame of the lens body or The side of the strip-shaped configuration disposed on one of the frames of the frame is disposed or disposed on a surface of a planar configuration on one of the lenses of the lens body. The illumination system of claim 14, further comprising: a switch located on the wearable body or the light source control device for enabling or disabling the image capture module.