Lamp panel, display module and display equipment

Abstract

The utility model discloses a lamp panel, a display module and display equipment. The lamp panel comprises a panel body, a plurality of light sources and a microphone element. The plate body is provided with a first side surface and a second side surface opposite to the first side surface; the light sources are distributed on the first side face at intervals. The microphone element is arranged on the second side surface and is used for acquiring sound information. According to the technical scheme, additional external microphone equipment does not need to be provided for the display equipment, the problem that the external microphone equipment is lost can be prevented, the built-in microphone element is not prone to being affected by the field use environment, therefore, the problems of poor contact and the like are not prone to occurring, debugging in advance is not needed when the microphone function is used, and the debugging cost is reduced. And the user can speak at the periphery of the display equipment without holding microphone equipment or speaking at a fixed position, so that the user can speak more conveniently when using the display equipment, and the user experience can be improved.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of display, in particular to a lamp panel, a display module and a display device. BACKGROUND

[0002] In the related art, a display device usually only has audio and video output functions, and does not have a microphone function. The microphone function is usually realized through a microphone device (such as a microphone) of an external device. The microphone device is connected to the display device in a wired or wireless manner, and the microphone device acquires an audio signal and outputs the audio signal to the display device, thereby realizing the microphone function.

[0003] However, the microphone device of the external device is easily affected by the use environment, which causes problems such as separation or poor contact of the microphone device and the display device. The microphone device needs to be debugged in advance when it is used, which is inconvenient for users. UTILITY MODEL CONTENT

[0004] The present application provides a lamp panel, a display module and a display device, which do not need to provide an additional microphone device of an external device for the display device, so that users can speak more conveniently when using the display device.

[0005] In a first aspect, the present application provides a lamp panel, comprising:

[0006] a panel body having a first side and a second side arranged away from the first side;

[0007] a plurality of light sources distributed on the first side; and

[0008] a microphone element arranged on the second side, the microphone element being configured to acquire sound information.

[0009] In some embodiments of the present application, at least part of the microphone element is opposite to a gap position between two adjacent light sources. The microphone element can be prevented from affecting the arrangement of power supply wires and other devices of the light source.

[0010] In some embodiments of the present application, a plurality of microphone elements are arranged, and the plurality of microphone elements are distributed at intervals. Sound information can be acquired by the plurality of microphone elements arranged at different positions, so that a better spatial sound pickup effect is realized, thereby making the display device have a better sound pickup effect.

[0011] In some embodiments of the present application, the plurality of microphone elements are arrayed. The arrangement of the microphone elements is more orderly, which facilitates the distribution of the microphone elements, realizes the array microphone function, and makes the user have a good sound pickup effect when speaking at any position in the sound pickup area of the display device.

[0012] In some embodiments of the present application, the microphone elements are arranged in a first direction, which is parallel to the horizontal direction when the first side and the second side are perpendicular to the horizontal plane. This ensures that the microphone elements are always close to the user when the user walks in the first direction in front of the display device, thereby ensuring that the display device always has good sound pickup effect.

[0013] In some embodiments of the present application, the board body is provided with a sound pickup hole, which is opposite to the sound inlet position of the microphone element and penetrates the first side and the second side, and the sound inlet is used to obtain the sound information. The sound pickup hole can reduce the obstruction of sound transmission to the microphone element, thereby improving the sound pickup effect of the microphone element.

[0014] In some embodiments of the present application, the sound pickup hole is located between the gaps between two adjacent light sources, the hole diameter of the sound pickup hole is d, the distance between the two adjacent light sources is L, and 3mm≤d

[0015] In a second aspect, the present application also provides a display module, which comprises a back plate and a lamp plate as described in any one of the above embodiments, the lamp plate is arranged on the inner side of the back plate, and the second side faces the back plate.

[0016] In a third aspect, the present application also provides a display device, which comprises a plurality of display modules as described in any one of the above embodiments, and the plurality of display modules are arranged in an array.

[0017] In some embodiments of the present application, the display device further comprises a support frame, the display module is mounted on the support frame, the distance between the microphone element and the bottom surface of the support frame is h, and 1.5mm≤h

[0018] The beneficial effects of the present application are: by integrating the microphone element on the lamp panel, when the lamp panel is applied to the display device, the lamp panel is located in the shell of the display device, and the lamp panel can realize the microphone function on the basis of providing display light for the display device, thereby meeting the microphone demand of the display device, without providing an additional external microphone device for the display device, which can prevent the problem of losing the external microphone device, and the built-in microphone element is not easily affected by the on-site use environment, thereby preventing problems such as poor contact, and without the need for prior debugging when using the microphone function, and the user can speak at the four positions of the display device, without the need to hold the microphone device or speak at a fixed position, so that the user is more convenient when speaking when using the display device, which can improve the user experience; in addition, the volume of the microphone element is usually large, and by arranging the microphone element on the side of the panel body opposite to the light source, the arrangement of the light source can be prevented from being affected by the microphone element, thereby ensuring that the lamp panel can normally provide good display light for the display device. BRIEF DESCRIPTION OF DRAWINGS

[0019] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the related art, the following will briefly introduce the drawings needed to be used in the embodiment or related art description. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative labor.

[0020] Figure 1 The structure schematic view of the lamp panel in a first view angle in an embodiment of the present application;

[0021] Figure 2 The structure schematic view of the lamp panel in a second view angle in an embodiment of the present application;

[0022] Figure 3 The structure schematic view of the lamp panel in another embodiment of the present application;

[0023] Figure 4 The structure schematic view of the display module in an embodiment of the present application;

[0024] Figure 5 The structure schematic view of the display device in an embodiment of the present application.

[0025] Reference signs:

[0026] 10, lamp panel; 20, panel body; 21, first side; 22, second side; 23, sound pickup hole; 30, light source; 40, microphone element; 50, back plate; 70, support frame. DETAILED DESCRIPTION

[0027] In order to make the purposes, technical solutions and advantages of the present application clearer, the present application will be further described in detail below with reference to the drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present application and not to limit the present application.

[0028] The present application provides a lamp panel, a display module and a display device to solve the problem that the microphone device of the external device is easily affected by the on-site use environment, leading to the problems of separation or poor contact between the microphone device and the display device, the need for early debugging when using the microphone device, inconvenience to the user, and easy loss of the microphone device.

[0029] In a first aspect, the present application provides a lamp panel 10, as shown in Figure 1 and Figure 2 The lamp panel 10 includes a panel body 20, a plurality of light sources 30 and a microphone element 40; the panel body 20 has a first side 21 and a second side 22 arranged away from the first side 21; the plurality of light sources 30 are distributed on the first side 21, and the light sources 30 can be LED lamp beads or lamp strips; the microphone element 40 is arranged on the second side 22, and the microphone element 40 is used to obtain sound information; the microphone element 40 is an energy conversion device capable of converting sound signals into electrical signals; the microphone element 40 can be a moving coil microphone, a condenser microphone, an electret microphone, a silicon micro microphone or other types of microphone; the specific type of the microphone element 40 can be selected according to actual needs.

[0030] It should be noted that in the present application, by integrating the microphone element 40 on the lamp panel 10, when the lamp panel 10 is applied to the display device, the lamp panel 10 is located in the shell of the display device; on the basis of providing display light for the display device, the lamp panel 10 can also realize the microphone function, thereby meeting the microphone demand of the display device, without the need to provide an additional external microphone device for the display device, which can prevent the problem of loss of the external microphone device, and the built-in microphone element 40 is not easily affected by the on-site use environment, thereby not easily causing poor contact and other problems; when using the microphone function, there is no need to debug in advance, and the user can speak at the positions around the display device, without the need to hold the microphone device or speak at a fixed position, so that the user can speak more conveniently when using the display device, which can improve the user experience; in addition, the volume of the microphone element 40 is usually large, by arranging the microphone element 40 on the side (second side 22) of the panel body 20 opposite to the light sources 30, the arrangement of the light sources 30 can be prevented from being affected by the microphone element 40, thereby ensuring that the lamp panel 10 can normally provide good display light for the display device.

[0031] In some embodiments, at least part of the microphone element 40 is arranged opposite to the gap position between two adjacent light sources 30. It can be understood that in the lamp panel 10, the area on the second side surface 22 of the panel body 20 opposite to the position of the light source 30 is usually provided with a power supply wire or the like electrically connected with the light source 30. By arranging at least part of the microphone element 40 opposite to the gap position between two adjacent light sources 30 on the second side surface 22, the microphone element 40 can be prevented from affecting the arrangement of the power supply wire or the like of the light source 30. It should be further noted that the microphone element 40 can be electrically connected with the power supply wire, and the microphone element 40 can be powered by the power supply wire; the microphone element 40 can also be electrically connected with the power supply in the display device, and the microphone element 40 can be powered by the power supply.

[0032] In some embodiments, the microphone element 40 is provided in plurality, and the plurality of microphone elements 40 are arranged at intervals. The microphone element 40 can be provided in two, three or more. When the user speaks at a position around the display device, the sound information can be acquired by the plurality of microphone elements 40 arranged at different positions, so as to achieve a better spatial sound pickup effect, thereby making the display device have a better sound pickup effect.

[0033] Further, the plurality of microphone elements 40 are arranged in array. It can be understood that the array arrangement is an ordered arrangement, such as equidistant arrangement, so that the arrangement of the microphone element 40 is more ordered, facilitating the distribution of the microphone element 40, achieving the array microphone function, so that when the user speaks at any position in the sound pickup area (i.e. the area in the display device where the microphone element 40 can acquire sound information) of the display device, the user has a good sound pickup effect. The microphone element 40 can be provided in multiple rows and multiple columns, and the specific values of the number of rows and the number of columns of the microphone element 40 can be selected according to actual needs.

[0034] In some embodiments, at least part of the microphone element 40 is arranged at intervals along a first direction XX, and the first direction XX is parallel to the horizontal direction when the first side surface 21 and the second side surface 22 are perpendicular to the horizontal plane. It can be understood that, as shown in the view angle, Figure 2 It can be understood that, as shown in the view angle, when the first side surface 21 and the second side surface 22 are perpendicular to the horizontal plane, the display device and the lamp panel 10 are in a vertical placement state, and the first direction XX is transverse. When the user walks along the front side of the display device, the walking direction of the user is usually substantially the same as the first direction XX. By arranging the plurality of microphone elements 40 at intervals along the first direction XX, when the user uses the display device, the user always has a microphone element 40 close to the user during walking along the first direction XX in front of the display device, thereby ensuring that the display device always has a good sound pickup effect.

[0035] The microphone elements 40 can be arranged at least at both side edges of the lamp panel 10 along the first direction XX and the central region of the lamp panel 10, so that the entire region corresponding to the lamp panel 10 has the sound pickup function.

[0036] Continuing to refer to Figure 1 and Figure 2 In some embodiments, the sound pickup holes 23 are arranged on the plate body 20, the sound pickup holes 23 are opposite to the sound inlet positions of the microphone elements 40, and pass through the first side 21 and the second side 22. The sound inlet is used to obtain sound information. The sound can be transmitted into the sound inlet of the microphone element 40 through the sound pickup hole 23. The sound pickup hole 23 can reduce the obstruction in the process of transmitting the sound to the microphone element 40, thereby improving the sound pickup effect of the microphone element 40. It should be noted that the number of sound pickup holes 23 is the same as that of microphone elements 40. When the microphone elements 40 are arranged in multiple, the sound pickup holes 23 are also arranged in multiple, and the sound pickup holes 23 are arranged one by one corresponding to the microphone elements 40.

[0037] The sound pickup hole 23 is located between the adjacent two light sources 30, the hole diameter of the sound pickup hole 23 is d, the distance between the adjacent two light sources 30 is L, and 3mm≤d<L. On the basis of ensuring that the sound pickup hole 23 has a sufficient aperture for sound transmission, the arrangement of the light source 30 can be prevented from being affected by the sound pickup hole 23. L can be selected according to actual needs, and d can be 0.3mm, 0.4mm or other values greater than 0.3mm and less than L.

[0038] As shown in Figure 3 In some embodiments, the lamp panel 10 can include multiple plate bodies 20, the first side 21 of the multiple plate bodies 20 can be located in the same plane, the microphone elements 40 can be arranged on each plate body 20, or the microphone elements 40 can be arranged only on part of the plate bodies 20.

[0039] When the microphone elements 40 are arranged only on part of the plate bodies 20, the microphone elements 40 can be arranged only on the plate bodies 20 located in the middle region of the lamp panel 10. When the display device is in the vertical state, the height of the microphone elements 40 can adapt to the needs of users of various heights, so that the distance between the microphone elements 40 and the user's mouth is relatively close. On the basis of ensuring the sound pickup effect of the display device, the number of microphone elements 40 can be reduced, and the production cost of the display device can be reduced.

[0040] In a second aspect, based on the above lamp panel 10, the application further provides a display module, as shown in Figure 4As shown, the display module includes a back plate 50 and the light plate 10 as any one of the above embodiments, the light plate 10 is arranged at the inner side of the back plate 50, the second side 22 faces the back plate 50, and the inner side of the back plate 50 refers to the side of the back plate 50 facing the display surface when the display module is applied in the display device.

[0041] In a third aspect, based on the display module described above, the present application further provides a display device, such as Figure 5 As shown, the display device includes a plurality of display modules as any one of the above embodiments, the plurality of display modules are arrayed and adjacent two display modules are spliced with each other. The display device can be a LED (Light Emitting Diode panel) display screen.

[0042] In some embodiments, the display device further includes a support frame 70, the display module is mounted on the support frame 70, and the distance between the microphone element 40 and the bottom surface of the support frame 70 is h, 1.5 meters ≤ h < 1.9 meters. It can be understood that the bottom surface of the support frame 70 is used to contact the ground, so that the display module can be stably erected on the ground. When a user stands in front of the display device, the height of most users' mouths is usually within the height range of 1.5 meters to 1.9 meters. By setting the height of the microphone element 40 within the height range of 1.5 meters to 1.9 meters, the distance between the microphone element 40 and the user's mouth is relatively close, which can meet the needs of customers of various heights.

[0043] The above only describes the preferred embodiments of the present application and is not intended to limit the present application. Any modification, equivalent replacement and improvement made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A light panel, characterized in that The display device comprises: a plate body having a first side and a second side opposite to the first side; a plurality of light sources distributed on the first side; a microphone element disposed on the second side, the microphone element being configured to acquire sound information, at least part of the microphone element being opposite to a gap between two adjacent light sources, the second side being provided with a power supply wire electrically connected to the light sources, the microphone element being electrically connected to the power supply wire to supply power to the microphone element through the power supply wire. A plurality of microphone elements are provided.

2. The lamp panel of claim 1, wherein, A plurality of microphone elements are arrayed.

3. The lamp panel of claim 2, wherein, At least part of the microphone elements are distributed in a first direction, the first direction being parallel to a horizontal direction when the first side and the second side are perpendicular to a horizontal plane.

4. The lamp panel of claim 2, wherein, The plate body is provided with a sound pickup hole opposite to a sound inlet of the microphone element, the sound pickup hole penetrating the first side and the second side, the sound inlet being configured to acquire the sound information.

5. The lamp panel of claim 1, wherein, The sound pickup hole is located in a gap between two adjacent light sources, a hole diameter of the sound pickup hole being d, a distance between the two adjacent light sources being L, 3mm≤d 6. The lamp panel of claim 5, wherein, The display device comprises a back plate and the lamp plate as claimed in any one of claims 1 to 6, the lamp plate being provided with an inner side of the back plate, the second side facing the back plate.

7. A display module, characterized by The display device comprises a plurality of display modules as claimed in claim 7, the display modules being arrayed.

8. A display device, characterized by The display device further comprises a support frame, the display modules being mounted on the support frame, a distance between the microphone element and a bottom surface of the support frame being h, 1.5mm≤h 9. The display device of claim 8, wherein, ​

Images