WO2017177463A1

WO2017177463A1 - Light-emitting device

Info

Publication number: WO2017177463A1
Application number: PCT/CN2016/079504
Authority: WO
Inventors: 杨帆; 杨松龄; 夏新元; 蒋超
Original assignee: 深圳市柔宇科技有限公司
Priority date: 2016-04-15
Filing date: 2016-04-15
Publication date: 2017-10-19
Also published as: CN107454932A

Abstract

A light-emitting device, comprising a flexible substrate (10), and a flexible sensing layer (30) and a light-emitting layer (20) provided on the flexible substrate (10), wherein the flexible sensing layer (30) receives a user input and outputs a control signal; the light-emitting layer (20) receives the control signal and emits light according to the control signal. By generating, on the basis of flexible sensing, a control signal for controlling a light-emitting device during a change in physical form, deformation light emission and control of the light-emitting device are implemented, and user experience of the light-emitting device is improved.

Description

Light emitting device

Technical field

The present invention relates to the field of electronic technologies, and in particular, to a light emitting device.

Background technique

The intelligent and morphological diversification of hardware products is a technological trend in recent years. More and more research and application have been made by transforming traditional hardware devices and letting them have intelligent functions. At the same time, with the development of flexible display technology and flexible sensor technology, the form of many electronic devices has begun to diversify, and has gradually shown important application potential in the fields of industry, medical, military, education, and daily life.

Generally, the form of a specific electronic device is relatively fixed. For example, in an existing light-emitting device, an LED (Light-Emitting Diode) lamp for illumination or decoration has a fixed mechanical form, and is fixed or placed in a When the position of the light source is used, only the brightness of the light can be adjusted. Although with the development of smart homes, there are products on the market that can adjust the color of the illuminating device through the wireless network to enhance the user experience. However, since the physical form of the illuminating device itself is still fixed, the user's usage is still relatively monotonous. The experience comparison is limited.

Summary of the invention

The technical problem to be solved by the embodiments of the present invention is to provide a light-emitting device whose physical form is variable, and the light-emitting control of the light-emitting device is realized by flexible sensing.

The present invention provides a light emitting device comprising a flexible substrate and a flexible sensing layer and a light emitting layer disposed on the flexible substrate, wherein the flexible sensing layer receives user input and outputs a control signal, and the light emitting layer receives The control signal is illuminated according to the control signal.

The light-emitting device provided by the above embodiment generates a control signal for controlling the change of the physical form of the light-emitting device according to the flexible sensing, and is not limited to the prior art based on a single limited use and application mode, and realizes the modified light-emitting of the light-emitting device. Control, enhances illumination User experience of the device.

DRAWINGS

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings to be used in the embodiments will be briefly described below. Obviously, the drawings in the following description are only some of the present invention. For the embodiments, those skilled in the art can obtain other drawings according to the drawings without any creative work.

FIG. 1 is a schematic structural view of a light emitting device according to Embodiment 1 of the present invention.

FIG. 2 is a first schematic structural diagram of a light emitting device according to Embodiment 2 of the present invention.

FIG. 3 is a second schematic structural diagram of a light emitting device according to Embodiment 2 of the present invention.

4 is a schematic structural view 3 of a light-emitting device according to Embodiment 2 of the present invention.

FIG. 5 is a schematic structural diagram of a light emitting device according to Embodiment 3 of the present invention.

FIG. 6 is a schematic structural diagram of a light emitting device according to Embodiment 4 of the present invention.

FIG. 7 is a first schematic structural diagram of a light emitting device according to Embodiment 5 of the present invention.

FIG. 8 is a second schematic structural diagram of a light emitting device according to Embodiment 5 of the present invention.

FIG. 9 is a schematic structural diagram of a light emitting device according to Embodiment 6 of the present invention.

FIG. 10 is a schematic structural diagram of a light emitting device according to Embodiment 7 of the present invention.

detailed description

The technical solutions in the embodiments of the present invention are clearly and completely described in the following with reference to the accompanying drawings in the embodiments of the present invention. It is obvious that the described embodiments are only a part of the embodiments of the present invention, but not all embodiments. All other embodiments obtained by those skilled in the art based on the embodiments of the present invention without creative efforts are within the scope of the present invention.

Please refer to FIG. 1. FIG. 1 is a schematic structural diagram of a light emitting device according to Embodiment 1 of the present invention. The illumination device can be, but is not limited to, a smart home device, such as the smart LED light. The light emitting device includes a flexible substrate 10, a flexible sensing layer 30, and a light emitting layer 20. The flexible sensing layer 30 and the luminescent layer 20 are respectively disposed on both sides of the flexible substrate 10, wherein The sensing layer 30 receives the user input and outputs a control signal, and the luminescent layer 20 receives the control signal and illuminates according to the control signal.

In this embodiment, the flexible sensor and the light emitting layer 20 are electrically connected, and the light emitting device further includes a circuit for electrically connecting the flexible sensing layer 30 and the light emitting layer 20, and the circuit can electrically connect the flexible sensor through the flexible substrate 10 and The light emitting layer 20 may also be disposed in the peripheral device of the flexible substrate 10 from both ends of the flexible sensing layer 30 and the light emitting layer 20, and when the circuit is electrically connected to the flexible sensor and the light emitting layer 20 through the flexible substrate 10, the flexible substrate 10 is disposed. One or more through holes are disposed, and the wires are respectively connected to the flexible sensing layer 30 and the light emitting layer 20 through the through holes, or the metal conductive material or the transparent conductive material is filled in the through holes, and the through hole positions correspond to the flexible sensing layer 30 and the light emitting Conductive contacts on layer 20.

In this embodiment, a power source electrically connected to the flexible sensor and the light emitting layer 20 is further disposed. The power source is disposed in a peripheral device of the light emitting device, and the flexible sensor functions as a light emitting layer 20 and a direct switching element of the power source. When the flexible sensor receives the satisfaction When the user input of the preset condition is input, the flexible sensor output control signal is used to turn on the power source and the light emitting layer 20, and the light emitting layer 20 emits light. In other embodiments, the flexible sensor may also replace the function of the power source, and when the flexible sensor receives a user input that satisfies a preset condition, the flexible sensor generates a current signal for controlling the illumination of the luminescent layer 20.

In this embodiment, in addition to the current switching signal, the control signal may further control at least one of the illumination intensity of the illumination layer 20, the illumination color, the illumination color temperature, the illumination color tone, the display specific pattern, the display dynamic pattern, and the blinking illumination mode. Kind. The one or more illumination patterns of the illumination layer 20 correspond to one or more specific inputs of the user. For example, when the user produces a right-to-left sliding input on the flexible sensor, the flexible sensor generates a control signal that controls the opening of the light-emitting layer 20, and when the user produces a right-to-left sliding input on the flexible sensor, the flexible sensor generates control The control signal for the light-emitting layer 20 to be turned off, when the user generates a top-down sliding input on the flexible sensor, the flexible sensor generates a control signal for controlling the decrease in the light-emitting brightness of the light-emitting layer 20, when the user generates the lower layer on the flexible sensing layer 30. At the time of the supine sliding input, the flexible sensor generates a control signal that controls the luminance of the luminescent layer 20 to rise.

Wherein, in addition to the sliding input, the user input applied to the flexible sensing layer 30 is also included. At least one of a touch of a particular pattern, a specific number of clicks, and a slip of a particular path.

In the embodiment, the flexible sensing layer 30 and the luminescent layer 20 are respectively disposed on two sides of the flexible substrate 10 . In other embodiments, the flexible sensing layer 30 and the luminescent layer 20 may also be disposed on the flexible substrate 10 . The same side.

Please refer to FIG. 2. FIG. 2 is a schematic structural diagram of a light emitting device according to Embodiment 2 of the present invention. The light-emitting device of the second embodiment further includes a bending detecting device 40 on the basis of the first embodiment. Correspondingly, the light-emitting layer 20 includes a plurality of light-emitting units 21, and the bending detecting device 40 bends at the light-emitting device. A bending signal is generated at the time of folding, and the light-emitting layer 20 receives the bending signal control portion of the light-emitting unit 21 to turn off or change the brightness.

The bending detecting device 40 generates a bending signal when the light emitting device is bent, and the light emitting layer 20 receives the bending signal control portion of the light emitting unit 21 to turn off or change the brightness, and thus the light emitting unit 21 of the specific region on the light emitting layer 20 The illuminating and non-illuminating, or different illuminating units 21 of different regions produce different brightness contrasts, or the illuminating units 21 of different regions have different illuminating colors to produce a color pattern. The illumination unit 21 has different brightness and dark contrast or different color illumination, and has the function of adjusting the overall illumination brightness and illumination decoration of the illumination device. Referring to FIG. 3, the illumination intensity is reduced overall. It is also possible to carry specific information for a specific occasion. Referring to Figure 4, the lighting device can be used for signal indication in a public place.

In the second embodiment, the bending detecting device 40 generates a bending signal when the light emitting device is bent, and the bending signal further includes a position mark of the bending region, and the light emitting layer 20 controls the light emitting layer when receiving the bending signal. The light-emitting unit 21 of a specific area in 20 is turned off, the brightness is changed, or the color is changed.

In the second embodiment, the bending detecting device 40 includes a bending sensing layer disposed on the flexible substrate 10, and the bending sensing layer outputs the bending deformation deformation layer Bend signal.

Wherein, the bending sensing layer is formed by a piezoelectric material. When the illuminating device is bent in a bending region of different dimensions, the bending sensing layer of the corresponding region generates compression and stretching, the internal pressure changes, and the current is generated at the corresponding position. a signal to thereby output the bending signal.

Please refer to FIG. 5. FIG. 5 is a schematic structural diagram of a light emitting device according to Embodiment 3 of the present invention. The illuminating device in the third embodiment is different from the second embodiment in that the luminescent layer 20 is specifically The light-emitting unit 21 includes M*N arrays. Correspondingly, the bending detecting device 40 includes M deformation sensors 41 continuously disposed on the flexible substrate 10, and the A-th deformation sensor 41 detects The bending signal is output when bending, and the light emitting layer 20 controls the A*N light emitting units 21 to be turned off when receiving the bending signal, wherein 0<A<M.

In the third embodiment, the illuminating layer 20 is specifically a light emitting unit 21 including M*N arrays. When M or N is equal to 1, the illuminating layer 20 includes M rows or N rows of LED tubes arranged in parallel. When M or N is greater than 1, at this time, the light-emitting layer 20 includes M columns, and the N rows are symmetrically arranged with M*N LED point light sources.

When M=100, N=50, the light-emitting unit 21 includes 100 columns, and 50 rows of 5,000 LED point light sources are arranged symmetrically and uniformly. The bending detecting device 40 includes 100 deformation sensors 41 continuously disposed on the flexible substrate 10, and when the 20th deformation sensor 41 detects the bending signal, the bending signal is output, and the light emitting layer 20 receives When the bending signal is bent, 1000 light-emitting units 21 are controlled to be turned off.

The bending signal further includes a position mark of the bending area, corresponding to the coordinate information of the M*N LED point light sources, and the light-emitting unit 21 that controls the corresponding coordinate area in the light-emitting layer 20 when the light-emitting layer 20 receives the bending signal is closed and transformed. Brightness or change color. For example, when the 20th deformation sensor 41 outputs the bending signal when the bending is detected, the luminescent layer 20 controls all the luminescence in the 1st to 20th rows of the luminescent layer 20 upon receiving the bending signal. Unit 21 is off.

Please refer to FIG. 6 and FIG. 6 , which are structural diagrams of a light emitting device according to Embodiment 4 of the present invention. The light-emitting device of the fourth embodiment further includes a transparent flexible protective layer 50 on the basis of the first embodiment, the second embodiment and the third embodiment.

In the fourth embodiment, the transparent flexible protective layer 50 is disposed on the light emitting layer 20, the bending detecting device 40 includes a transparent sensing layer 42, and the transparent sensing layer 42 is disposed on the transparent flexible protective layer. 50 is between the light emitting layer 20. In other embodiments, the transparent sensing layer 42 is disposed on the transparent flexible protective layer 50 or inside the flexible substrate 10.

Please refer to FIG. 7. FIG. 7 is a schematic structural diagram of a light emitting device according to Embodiment 5 of the present invention. The difference between the illuminating device in the fifth embodiment and the second embodiment, the third embodiment, and the fourth embodiment The illuminating device of the fifth embodiment has no bending detecting device 40. The illuminating device of the fifth embodiment is based on the first embodiment, and the flexible sensing layer 30 generates a bending signal when the illuminating device is bent. The sensing layer 30 has the functions of the bending detecting device 40 of the second embodiment, the third embodiment and the fourth embodiment. The light emitting layer 20 includes a plurality of light emitting units 21, and the light emitting layer 20 receives the bending signal control portion. The light emitting unit 21 is turned off.

In the above implementation, the flexible sensing layer 30 is specifically a stacked structure including one or several resistive or capacitive pressure sensors. When the flexible sensing layer 30 senses a touch operation or feels a pressure change, the flexible sensing layer 30 generates a control signal or a bending signal, and the deformation sensor 41 senses a bending signal when deformed, and the light emitting layer 20 receives the The bending signal or the control signal controls the partial lighting unit 21 to be turned on or off, please refer to FIG.

Please refer to FIG. 9. FIG. 9 is a schematic structural diagram of a light emitting device according to Embodiment 6 of the present invention. The light-emitting device of the sixth embodiment further includes a fixing structure 60 on the basis of the first to fifth embodiments, and the fixing structure 60 is fixed on the flexible substrate 10.

In the sixth embodiment, the fixing structure 60 and the flexible sensor are disposed on the same side of the flexible substrate 10, and the fixing structure 60 is an adhesive layer. In other embodiments, the fixed structure 60 and the flexible sensor are disposed on both sides of the flexible substrate 10. The fixing structure 60 is a wall hanging assembly and a suction cup.

By means of the fixing structure 60, the lighting device can be fixedly connected or detachably connected to a fixed position such as a wall, a table top or a ceiling.

In the sixth embodiment, the light-emitting device is fixed on the wall by the adhesive layer, and the light-emitting layer 20 of the light-emitting device is illuminated toward the wall, and when the bottom of the light-emitting device is turned up to be bent along the bent position, The bending position is a boundary, a partial area of the light emitting layer 20 faces the wall, a part of the area faces away from the wall, and the bending detecting device 40 or the flexible sensing layer 30 can control the opening of the light emitting unit 21 facing the wall area according to the control signal or the bending signal. The light-emitting unit 21 facing away from the wall area is closed, and the lighting effect and the wall decoration effect of the light-emitting device can be switched, thereby improving the user experience.

In the sixth embodiment, the bending detecting device 40 or the flexible sensing layer 30 generates the bending signal or the control signal when the bending angle of the lighting device is greater than a preset threshold. E.g The bending signal or control signal is generated when the bending angle is greater than 90 degrees, such that when the lighting device is turned up on the wall, the lighting unit 21 facing away from the wall region is illuminated toward the lighting unit in the wall region when illuminated When 21 blocks or cancels, it turns off and stops emitting light.

Please refer to FIG. 10. FIG. 10 is a schematic structural diagram of a light emitting device according to Embodiment 7 of the present invention. The illuminating device of the seventh embodiment further includes a hinge bracket 70 disposed on both ends of the flexible substrate 10 for the bending positioning of the illuminating device.

In the above embodiment, the light emitting unit 21 is specifically an LED. In other embodiments of the present invention, the light emitting unit 21 may also be an independent LCD light emitting unit 21.

The illuminating device of the above different embodiments achieves the control signal of the illuminating device by controlling the control signal when the illuminating device changes in physical form according to the flexible sensing, and is not limited to the prior art based on a single limited use and application mode. And control, providing a variety of different ways of using and using the lighting device, improving the user experience of the lighting device.

Through the description of the above embodiments, those skilled in the art can clearly understand that the present invention can be implemented by means of software plus a necessary hardware platform, or can be implemented entirely by hardware.

It should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention, and are not intended to be limiting; although the present invention has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand The scope of the protection is not limited thereto, and any changes or substitutions that can be easily conceived within the scope of the present invention are intended to be included within the scope of the present invention. Therefore, the scope of protection of the present invention should be determined by the scope of the claims.

Claims

A light emitting device, comprising: a flexible substrate and a flexible sensing layer and a light emitting layer disposed on the flexible substrate, wherein the flexible sensing layer receives user input and outputs a control signal, and the light emitting layer receives The control signal is illuminated according to the control signal.
The illuminating device according to claim 1, wherein the flexible sensing layer and the luminescent layer are respectively disposed on two sides of the flexible substrate, and the illuminating device further comprises a bending detecting device, wherein the illuminating layer comprises a plurality of The light-emitting unit, the bending detecting device generates a bending signal when the light-emitting device is bent, and the light-emitting layer receives the bending signal control portion of the light-emitting unit switch, converts the light-emitting brightness or changes the light-emitting color.
The illuminating device according to claim 2, wherein the bending detecting device comprises a bending sensing layer, the bending sensing layer is disposed on the flexible substrate, and the bending sensing layer is The bending signal is output when a bending deformation is generated.
The illuminating device according to claim 2, wherein the illuminating layer comprises M*N arrays of illuminating units;

Correspondingly, the bending detecting device comprises M deformation sensors continuously disposed on the flexible substrate, and the A-th deformation sensor outputs the bending signal when detecting the bending;

The illuminating layer controls A*N illuminating units to be turned off when receiving the bending signal, wherein 0<A<M.
The illuminating device according to claim 2, further comprising a transparent flexible protective layer, wherein the transparent flexible protective layer is disposed on the luminescent layer, the bending detecting device comprises a transparent sensing layer, and the transparent feeling The measuring layer is disposed on the transparent flexible protective layer or between the transparent flexible protective layer and the light emitting layer.
The illumination device of claim 1 wherein said flexible sensing The layer generates a bending signal when the light emitting device is bent, and the light emitting layer includes a plurality of light emitting units, and the light emitting layer receives the bending signal control portion of the light emitting unit switch, converts the light emitting brightness or changes the light emitting color.
A light-emitting device according to any one of claims 1 to 5, further comprising a fixing structure fixed to said flexible substrate.
The light emitting device of claim 7, wherein the fixing structure and the flexible sensor are disposed on the same side as the flexible substrate.
The illuminating device according to claim 8, wherein the fixing structure is a wall hanging component, a suction cup or an adhesive layer.
The light emitting device according to claim 9, wherein said light emitting unit is an organic light emitting diode.
The illuminating device of claim 10, further comprising a hinged bracket disposed at both ends of the flexible substrate for bending positioning of the illuminating device.
The electronic device according to claim 11, wherein the flexible sensing layer comprises a plurality of resistive or capacitive pressure sensors, and the bending sensing layer is formed of a piezoelectric material.
The electronic device according to claim 11, wherein said bending detecting means generates said bending signal when said bending angle of said lighting means is greater than a threshold.