TWI742380B - Display and splicing structure of displays - Google Patents

Abstract

A display and a splicing structure of displays are disclosed. The splicing structure has a plurality of displays, and each display has a display panel, a plurality of transceivers, a wireless communication module, and a control circuit. Each transceiver includes a transmitting component and a receiving component. The control circuit is coupled to the display panel, the transceivers and the wireless communication module, and is configured to enable the wireless communication module to wirelessly communicate with another wireless communication module of another display when determining that another display is close according to the receiving signals statuses of the transceivers. The control circuit can also control a rotation angle of an image displayed by the display panel relative to the display panel according to the receiving signals statuses of the transceivers.

Description

Display device and splicing structure of display device

The present invention relates to a display device and a splicing structure of the display device, in particular to a display device with a wireless communication module and a splicing structure of the display device.

Display devices have been widely used in modern society to display pictures and information. With the increasing number of display devices, how to splice multiple display devices together to form a larger splicing structure to display a larger screen and present more information has become the current industry An important subject.

An embodiment of the present invention discloses a splicing structure of a display device, which includes a plurality of display devices, and each display device includes a display panel, a plurality of transceivers, a wireless communication module, and a control circuit. The display panel includes a plurality of pixels for displaying images. A plurality of transceivers are respectively arranged around the display panel. Each transceiver includes a transmitting element and a receiving element. The transmitting element is used for transmitting signals, and the receiving element is used for receiving signals sent from the transmitting elements of the transceivers of other display devices. The wireless communication module is used for wireless communication with other display devices. The control circuit is coupled to the display panel, the plurality of transceivers and the wireless communication module, and is used to turn on the wireless communication module when it is determined that another display device is approaching according to the receiving signal status of the plurality of transceivers. Through the wireless communication module and The wireless communication module of another display device performs wireless communication.

Another embodiment of the present invention discloses a display device, which includes a display panel, a plurality of transceivers, a wireless communication module, and a control circuit. The display panel includes a plurality of pixels for displaying images. A plurality of transceivers are respectively arranged around the display panel. Each transceiver includes a transmitting element and a receiving element. The transmitting element is used for transmitting signals, and the receiving element is used for receiving signals sent from the transmitting elements of the transceivers of other display devices. The control circuit is coupled to the display panel and the plurality of transceivers, and is used for controlling the rotation angle of the screen relative to the display panel according to the receiving state of each receiving element in the plurality of transceivers.

10: Splicing structure

100A, 100B: display device

110: display panel

112: Pixel

120, 120A, 120B, 120C, 120D: transceiver

122: send component

124: receiving component

130: wireless communication module

140: control circuit

150: Gravity Sensor

160, 162: screen

X, Y: direction

FIG. 1 is a functional block diagram of a splicing structure of a display device according to an embodiment of the invention.

FIG. 2 shows a schematic diagram of a distribution of the transceivers of the display device in FIG. 1. FIG.

FIG. 3 is a schematic diagram of a splicing method of the display device of FIG. 2 and another display device.

FIG. 4 is a schematic diagram of another splicing method of the display device of FIG. 2 and another display device.

Fig. 5 is a schematic diagram of one of the display devices in Fig. 2 when displaying a screen.

Fig. 6 is a schematic diagram of the display device of Fig. 2 and another display device when the screen of Fig. 5 is displayed.

FIG. 7 is a schematic diagram showing another distribution of the transceivers of the display device in FIG. 1. FIG.

FIG. 8 is a schematic diagram of a splicing method of the display device of FIG. 7 and another display device.

FIG. 9 is a schematic diagram of another splicing method of the display device of FIG. 7 and another display device.

FIG. 1 is a functional block diagram of the splicing structure 10 of a display device according to an embodiment of the present invention, and FIG. 2 is a schematic diagram of a distribution of the transceivers 100A to 100D of the display device 100A in FIG. 1. In FIG. 1, in this embodiment, the splicing structure 10 includes two display devices 100A and 100B. However, the display device of the present invention is not limited to two, and can be applied to splicing three or more display devices. The structure of the display device 100A and the display device 100B are substantially the same, and each of the display devices 100A and 100B includes a display panel 110, a plurality of transceivers 120 (for example, 120A to 120D), a wireless communication module 130, and a control circuit 140. The display panel 110 includes a plurality of pixels 112 for displaying a screen 160. A plurality of transceivers 120 are respectively arranged around the display panel 110. Taking the display device 100A in FIG. 2 as an example, the display device 100A includes four transceivers 120, namely transceivers 120A to 120D, and the transceivers 120A to 120D are respectively disposed around the display panel 110. However, it is worth understanding that the number of transceivers 120 included in each display device 100A or 100B is not limited to four, and may be other numbers. Each transceiver 120, 120A, 120B, 120C, or 120D includes a transmitting element 122 and a receiving element 124. Among them, the transmitting element 122 is used for transmitting signals, and the receiving element 124 is used for receiving signals sent from the transmitting elements 122 of the transceivers 120, 120A, 120B, 120C, or 120D of other display devices. The wireless communication module 130 is used for wireless communication with other display devices. For example, the wireless communication module 130 of the display device 100A can perform wireless communication with the wireless communication module 130 of the display device 100B. The control circuit 140 is coupled to the display panel 110, each of the transceivers 120 (such as 120A to 120D) and the wireless communication module 130. The control circuit 140 can determine whether another display device is approaching according to the receiving signal status of the multiple transceivers 120 (eg, 120A to 120D). When the control circuit 140 of the display device 100A determines that another display device 100B is approaching according to the receiving signal status of the multiple transceivers 120, the control circuit 140 of the display device 100A can turn on the wireless communication module 130 of the display device 100A. To perform wireless communication with the wireless communication module 130 of another display device 100B through the wireless communication module 130 of the display device 100A. Similarly, when the control circuit 140 of the display device 100B determines that another display device 100A is approaching according to the state of the signals received by the multiple transceivers 120, the control circuit 140 of the display device 100B can turn on the display device 100B. The wireless communication module 130 performs wireless communication with the wireless communication module 130 of another display device 100A through the wireless communication module 130 of the display device 100B. Among them, the wireless communication module 130 can be a WiFi module or a Bluetooth module, and the transceiver 120 is selected from the group consisting of a Hall transceiver, an infrared transceiver, a laser transceiver, and an ultrasonic transceiver. Group.

When the display devices 100A and 100B communicate wirelessly through their respective wireless communication modules 130, the display devices 100A and 100B can share images, data, files, and information with each other. For example, the control circuit 140 of the display device 100A can transmit the screen displayed by the display panel 110 of the control circuit 140 to the display device 100B through the wireless communication module 130 of the display device 100A, so that the control circuit 140 of the display device 100B can pass the display The wireless communication module 130 of the device 100B receives the screen of the display device 100A, and controls the pixels 112 of the display panel 110 of the display device 100B to display the received screen.

As shown in FIG. 2, in this embodiment, the transceivers 120A to 120D are respectively arranged at the four corners of the display panel 100A. The transceiver 120A and the transceiver 120B are arranged at two different ends of the first side 171 of the display panel 100A, and the transceiver 120C and the transceiver 120D are arranged at two different ends of the second side 172 of the display panel 110. The transceiver The transceiver 120A and the transceiver 120D are disposed at two different ends of the third side 173 of the display panel 110, and the transceiver 120B and the transceiver 120C are disposed at two different ends of the fourth side 174 of the display panel 110. In addition, the first side 171 is opposite to the second side 172, and the third side 173 is opposite to the fourth side 174. In addition, the first side 171 and the second side 172 are parallel to the X direction, and the third side 173 and the fourth side 174 are parallel to the Y direction. In addition, the arrangement order of the transmitting element 122 and the receiving element 124 of the transceiver 120A in the X direction on the first side 171 is the same as the arrangement of the transmitting element 122 and the receiving element 124 of the transceiver 120B in the X direction on the first side 171 The order is the same, and the arrangement order of the transmitting element 122 and the receiving element 124 of the transceiver 120C along the X direction on the second side 172 is the same as that of the transmitting element 122 and the receiving element 124 of the transceiver 120D along the X direction on the second side 172. The order of arrangement is the same. In addition, the transceiver The arrangement order of the transmitting element 122 and the receiving element 124 along the X direction on the first side 171 of 120A is opposite to the arrangement order of the transmitting element 122 and the receiving element 124 on the second side 172 of the transceiver 120C along the X direction.

In an embodiment of the present invention, the control circuit 140 can control the rotation angle of the screen 160 relative to the display panel 110 according to the receiving state of each receiving element 120 (or 120A to 120D). FIG. 3 is a schematic diagram of a splicing method of the display device 100A and another display device 100B of FIG. 2, and FIG. 4 is a schematic diagram of another splicing method of the display device 100A and another display device B of FIG. 2. Taking Figure 3 as an example, when the control circuit 140 of the display device 100A detects that the display device 100B is approaching through the receiving elements 120B and 120C of the display device 100A, and the control circuit 140 of the display device 100B uses the receiving element of the display device 100B When 120A and 120D detect that the display device 100A is approaching, the respective control circuits 140 of the display devices 100A and 100B can respectively determine the splicing method of the display devices 100A and 100B, and control the respective display panels 110 in landscape mode. To display the screen 160, the rotation angle of the screen 160 relative to the display panel 110 is determined. Taking Fig. 4 again as an example, when the control circuit 140 of the display device 100A detects that the display device 100B is approaching through the receiving elements 120C and 120D of the display device 100A, and the control circuit 140 of the display device 100B is received by the display device 100B When the components 120A and 120B detect that the display device 100A is approaching, the respective control circuits 140 of the display devices 100A and 100B can respectively determine the splicing method of the display devices 100A and 100B, and control the respective display panels 110 to have a portrait view. ) Mode to display the screen 160, and the rotation angle of the screen 160 relative to the display panel 110 is determined. In addition, as shown in FIGS. 3 and 4, the display panels 110 of the two display devices 100A and 100B can only display a part of the screen 160.

Figure 5 is a schematic diagram of the display device 100A of Figure 2 displaying the screen 162, and Figure 6 is a schematic diagram of the display device 100A of Figure 2 and another display device 100B displaying the screen 162 of Figure 5 intention. The screen 162 shows a doll in the shape of a human. When the control circuit 140 of the display device 100A detects the proximity of the display device 100B through the receiving elements 120C and 120D of the display device 100A, and the control circuit 140 of the display device 100B detects the display through the receiving elements 120A and 120B of the display device 100B When the device 100A approaches, the respective control circuits 140 of the display devices 100A and 100B can respectively determine the splicing mode of the display devices 100A and 100B, and control the respective display panels 110 to display the screen 162 in a portrait mode, and The rotation angle of the screen 162 relative to the display panel 110 is determined. In addition, as shown in FIG. 6, the display panels 110 of the two display devices 100A and 100B can only display a part of the screen 162.

FIG. 7 is a schematic diagram showing another distribution of the transceivers 120 of the display device 100A in FIG. 1. In this embodiment, the transceiver 120A is disposed in the middle of the first side 171 of the display panel 110, the transceiver 120B is disposed in the middle of the second side 172 of the display panel 110, and the second side 172 is connected to the first side. Side 171 is opposite. The transceiver 120C is disposed on the first end of the second side 172, and the transceiver 120D is disposed on the second end of the second side 172, which is different from the first end. Furthermore, the transceiver 120C is disposed at the corner where the second side 172 and the third side 173 of the display panel 110 are joined, and the transceiver 120D is disposed at the second side 172 and the fourth side of the display panel 110 174 meets the corner, and the third side 173 is opposite to the fourth side 174. In addition, the arrangement order of the transmitting element 122 and the receiving element 124 of the transceiver 120A in the X direction on the first side 171 is the same as the arrangement of the transmitting element 122 and the receiving element 124 of the transceiver 120B in the X direction on the second side 172. The order is reversed. In addition, the arrangement sequence of the transmitting element 122 and the receiving element 124 of the transceiver 120C in the Y direction on the third side 173 is the same as the arrangement of the transmitting element 122 and the receiving element 124 of the transceiver 120D in the Y direction on the fourth side 174. The order is reversed.

Similarly, in this embodiment, the control circuit 140 can control the screen 162 displayed on the display panel 110 relative to the display according to the state of each receiving element 120 (or 120A to 120D) receiving the signal. The rotation angle of the panel 110. FIG. 8 is a schematic diagram of a splicing method of the display device 100A and another display device 100B of FIG. 7, and FIG. 9 is a schematic diagram of another splicing method of the display device 100A and another display device 100B of FIG. 7. Taking Fig. 8 as an example, when the control circuit 140 of the display device 100A detects that the display device 100B is approaching through the receiving element 120C of the display device 100A, and the control circuit 140 of the display device 100B detects the proximity of the display device 100B through the receiving element 120D of the display device 100B. When the display device 100A is detected to be close, the respective control circuits 140 of the display devices 100A and 100B can respectively determine the splicing mode of the display devices 100A and 100B, and control the respective display panels 110 to display images 162 in landscape mode. , Which determines the rotation angle of the screen 162 relative to the display panel 110. Taking Fig. 9 again as an example, when the control circuit 140 of the display device 100A detects that the display device 100B is approaching through the receiving element 120B of the display device 100A, and the control circuit 140 of the display device 100B uses the receiving element 120A of the display device 100B. When detecting that the display device 100A is approaching, the respective control circuits 140 of the display devices 100A and 100B can respectively determine the splicing mode of the display devices 100A and 100B, and control the respective display panels 110 to display in portrait mode The screen 162 determines the rotation angle of the screen 162 relative to the display panel 110. In addition, as shown in FIGS. 8 and 9, the display panels 110 of the two display devices 100A and 100B can only display a part of the screen 162.

In another embodiment of the present invention, the display devices 100A and 100B may further include a G sensor 150 respectively. The control circuit 140 also controls the rotation angle of the screen 160 or 162 relative to the display panel 110 according to the output signal of the gravity sensor 150.

In summary, the control circuits in the splicing structure of the display device of the present invention can determine whether another display device is approaching according to the state of the received signal of each transceiver. When it is determined that another display device is approaching, the control circuit can turn on the wireless communication module to perform wireless communication with the wireless communication module of another display device through the wireless communication module. Furthermore, the control circuit can also be based on the connection of each transceiver The state of the receiving component receiving the signal controls the rotation angle of the picture displayed on the display panel relative to the display panel. With the above configuration, when multiple display devices are spliced together, it is more convenient for the user to use the splicing structure.

The foregoing descriptions are only preferred embodiments of the present invention, and all equivalent changes and modifications made in accordance with the scope of the patent application of the present invention shall fall within the scope of the present invention.

100A, 100B: display device

110: display panel

120A, 120B, 120C, 120D: transceiver

122: send component

124: receiving component

160: Screen

Claims (10)

A splicing structure of a display device includes a plurality of display devices, and each display device includes: a display panel including a plurality of pixels for displaying a picture; a plurality of transceivers are respectively arranged around the display panel, Each transceiver includes a transmitting element and a receiving element, the transmitting element is used to transmit signals, and the receiving element is used to receive signals transmitted from the transmitting elements of the transceivers of other display devices; a wireless communication module is used To perform wireless communication with other display devices; and a control circuit, coupled to the display panel, the transceivers, and the wireless communication module, to determine the other according to the state of the signals received by the transceivers When the display device approaches, turn on the wireless communication module that has not been turned on, so as to perform wireless communication with the wireless communication module of the other display device through the turned on wireless communication module. According to the splicing structure according to claim 1, wherein the control circuit is further used for controlling a rotation angle of the screen relative to the display panel according to the receiving state of each receiving element in the transceivers. According to the splicing structure of claim 2, wherein the control circuit is further used for controlling the display panel to display only a part of the screen according to the receiving state of each receiving element in the transceivers. The splicing structure according to claim 1, wherein the transceivers of each display device include four transceivers, which are respectively arranged at four corners of the display panel. The splicing structure according to claim 4, wherein the four transceivers are a first transceiver, a second transceiver, a third transceiver, and a fourth transceiver, and the first transceiver and the second transceiver are Two transceivers are arranged at two different ends of a first side of the display panel, the third transceiver and the fourth transceiver are arranged at two different ends of a second side of the display panel, the first transceiver The second transceiver and the fourth transceiver are arranged at two different ends of a third side of the display panel, and the second transceiver and the third transceiver are arranged at two different ends of a fourth side of the display panel, The second side is opposite to the first side, and the third side is opposite to the fourth side; wherein the arrangement order of the transmitting element and the receiving element of the first transceiver on the first side is the same as The order of the transmitting elements and receiving elements of the second transceiver on the first side is the same; the order of the transmitting elements and receiving elements of the third transceiver on the second side is the same as that of the fourth transceiver. The arrangement order of the transmitting elements and receiving elements of the first transceiver on the second side is the same; and the arrangement order of the transmitting elements and the receiving elements of the first transceiver on the first side is the same as that of the third transceiver. The arrangement order of the transmitting element and the receiving element on the second side is reversed. The splicing structure according to claim 1, wherein the transceivers of each display device include: a first transceiver arranged in the middle of a first side of the display panel; and a second transceiver arranged at In the middle of a second side of the display panel, and the second side is opposite to the first side; a third transceiver disposed at a first end of the second side; and a fourth transceiver The device is arranged at a second end that is different from the first end on the second side. The splicing structure according to claim 6, wherein the third transceiver is disposed on the display panel A corner where the second side and a third side of the display panel are joined, and the fourth transceiver is disposed at a corner where the second side of the display panel and a fourth side of the display panel are joined , And the third side is opposite to the fourth side; wherein the order of the transmitting elements and receiving elements of the first transceiver on the first side is the same as that of the transmitting elements and receiving elements of the second transceiver The order of arrangement on the second side is opposite; and the order of arrangement of the transmitting elements and receiving elements of the third transceiver on the third side is the same as the order of arrangement of the transmitting elements and receiving elements of the fourth transceiver on the fourth side The order on the side is reversed. A display device includes: a display panel including a plurality of pixels for displaying a picture; a plurality of transceivers are respectively arranged around the display panel, each transceiver includes a transmitting element and a receiving element, the The transmitting element is used to transmit signals, and the receiving element is used to receive signals transmitted from the transmitting elements of the transceivers of other display devices; and a control circuit, coupled to the display panel and the transceivers, is used according to the The status of each receiving element in these transceivers is to select a mode from a landscape mode and a portrait mode to control the display panel to display the screen in the selected mode. The display device according to claim 8, wherein the control circuit is further used for controlling the display panel to display only a part of the screen according to the receiving state of each receiving element in the transceivers. The display device according to claim 8, wherein the transceivers include four transceivers, respectively As for the four corners of the display panel, the four transceivers are a first transceiver, a second transceiver, a third transceiver, and a fourth transceiver. The first transceiver and the second transceiver are Two transceivers are arranged at two different ends of a first side of the display panel, the third transceiver and the fourth transceiver are arranged at two different ends of a second side of the display panel, the first transceiver The second transceiver and the fourth transceiver are arranged at two different ends of a third side of the display panel, and the second transceiver and the third transceiver are arranged at two different ends of a fourth side of the display panel, The second side is opposite to the first side, and the third side is opposite to the fourth side; wherein the arrangement order of the transmitting element and the receiving element of the first transceiver on the first side is the same as The order of the transmitting elements and receiving elements of the second transceiver on the first side is the same; the order of the transmitting elements and receiving elements of the third transceiver on the second side is the same as that of the fourth transceiver. The arrangement order of the transmitting elements and receiving elements of the first transceiver on the second side is the same; and the arrangement order of the transmitting elements and the receiving elements of the first transceiver on the first side is the same as that of the third transceiver. The arrangement order of the transmitting element and the receiving element on the second side is reversed.

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