CN214122935U - Display panel and electronic device - Google Patents
Display panel and electronic device Download PDFInfo
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- CN214122935U CN214122935U CN202120356724.5U CN202120356724U CN214122935U CN 214122935 U CN214122935 U CN 214122935U CN 202120356724 U CN202120356724 U CN 202120356724U CN 214122935 U CN214122935 U CN 214122935U
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Abstract
The embodiment of the utility model provides a display panel and electronic equipment. The display panel includes: a display area and a non-display area; the non-display area surrounds the display area, an infrared emitting piece and an infrared detecting piece are integrated in the non-display area, the infrared emitting piece is used for emitting infrared signals, and the infrared detecting piece is used for receiving the reflected infrared signals; the infrared detection part comprises a thin film field effect transistor, and the infrared emission part comprises at least one of a light emitting diode and an organic light emitting diode. The embodiment of the utility model provides an in, through integrated infrared emission spare and the infrared detection spare of non-display area at display panel for display panel both can show, can carry out user's gesture recognition again, thereby makes display panel's function diversified.
Description
Technical Field
The utility model relates to the field of communication technology, concretely relates to display panel and electronic equipment.
Background
With the progress of science and technology, electronic devices have become more and more popular and become a part of people's daily life. Generally, the electronic device can perform gesture recognition, that is, a user can control the electronic device without touching the display panel.
Generally, a gesture recognition device is arranged in a middle frame or other positions of the electronic device, and the display panel only displays the gesture, so that the function of the display panel is single.
SUMMERY OF THE UTILITY MODEL
An embodiment of the utility model provides an electronic equipment to solve and set up gesture recognition device in the center of electronic equipment or other positions among the correlation technique, display panel only shows, makes display panel's the problem of function singleness.
In order to solve the technical problem, the utility model discloses a realize like this:
in a first aspect, an embodiment of the present invention provides a display panel, where the display panel includes: a display area and a non-display area;
the non-display area surrounds the display area, an infrared emitting part and an infrared detecting part are integrated in the non-display area, the infrared emitting part is used for emitting infrared signals, and the infrared detecting part is used for receiving the reflected infrared signals;
the infrared detection part comprises a thin film field effect transistor, and the infrared emission part comprises at least one of a light emitting diode and an organic light emitting diode.
In a second aspect, an embodiment of the present invention provides an electronic device, which includes a cover plate, a housing, and the display panel described in the first aspect;
the casing has and holds the chamber, display panel set up in hold the opening part in chamber, the apron sets up display panel is last, just the apron covers display panel.
The embodiment of the utility model provides an in, because display panel includes display area and non-display area, integrated infrared emission spare and infrared detection spare in the non-display area, therefore, can be through infrared emission spare transmission infrared signal, when the user needs to operate electronic equipment, infrared signal can reach the user and by the user reflection, infrared signal after the reflection can reach display panel, received by infrared detection spare, infrared detection spare can receive the infrared signal after the reflection promptly, thereby infrared signal after through the reflection alright discern with the gesture to the user. In addition, the infrared emitting piece and the infrared detecting piece are integrated in the non-display area of the display panel, so that the display of the display panel is not affected. That is, in the embodiment of the utility model provides an in, through integrated infrared emission spare and the infrared detection piece in display panel's non-display area for display panel both can show, can carry out user's gesture recognition again, thereby makes display panel's function diversified.
Drawings
Fig. 1 is a schematic view showing a display panel in the related art;
fig. 2 is a schematic diagram of a display panel according to an embodiment of the present invention.
Reference numerals:
10: a display area; 20: a non-display area; 30: a control circuit; 40: a chip on film; 50: driving a wire; 60: a signal reading integrated circuit; 70: a conversion circuit; 21: an infrared emitting member; 22: an infrared detection member; 71: an analog-to-digital converter; 72: a field programmable gate array; 100: a substrate.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, of the embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
It should be appreciated that reference throughout this specification to "one embodiment" or "an embodiment" means that a particular feature, structure or characteristic described in connection with the embodiment is included in at least one embodiment of the present invention. Thus, the appearances of the phrases "in one embodiment" or "in an embodiment" in various places throughout this specification are not necessarily all referring to the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.
Just the embodiment of the utility model provides a before the display panel explains, it is earlier right the utility model provides a display panel's application scene explains: referring to fig. 1, a schematic diagram of a display panel in the related art is shown, and as shown in fig. 1, the display panel includes a display area 10 and a non-display area 20, the non-display area 20 surrounds the display area 10, a chip on film 40 is disposed outside the non-display area 20, and a control circuit 30 is disposed on the chip on film 40. The display area 10 includes a display circuit, the control circuit 30 is electrically connected to the display circuit, and the control circuit 30 controls the display circuit to display. The display circuit includes circuits that can display red, green, and blue light, R, G and B in fig. 1.
When the display panel is applied to the electronic equipment, when a user needs the electronic equipment to perform gesture recognition, a gesture recognition device is usually arranged at other positions of the display panel on the electronic equipment, the gesture of the user is recognized through the gesture recognition device, and the display panel only performs display, so that the function of the display panel is single. The embodiment of the utility model provides a display panel just uses in this kind of scene.
Referring to fig. 2, a schematic diagram of a display panel according to an embodiment of the present invention is shown. As shown in fig. 2, the display panel includes: a display area 10 and a non-display area 20.
The non-display area 20 surrounds the display area 10, and the non-display area 20 is integrated with an infrared emitting element 21 and an infrared detecting element 22, wherein the infrared emitting element 21 is used for emitting infrared signals, and the infrared detecting element 22 is used for receiving the reflected infrared signals. Wherein, the infrared detector 22 includes a thin film field effect transistor, and the infrared emitter 21 includes at least one of a light emitting diode and an organic light emitting diode.
The embodiment of the utility model provides an in, because display panel includes display area 10 and non-display area 20, integrated infrared emission 21 and infrared detection piece 22 in the non-display area 20, therefore, can be through infrared emission 21 transmission infrared signal, when the user needs to operate electronic equipment, infrared signal can reach the user and be reflected by the user, infrared signal after the reflection can reach display panel, received by infrared detection piece 22, infrared detection piece 22 can receive the infrared signal after the reflection promptly, thereby infrared signal after the reflection alright discern user's gesture through infrared signal after the reflection. In addition, since the infrared emitting element 21 and the infrared detecting element 22 are integrated in the non-display area of the display panel, the display of the display panel is not affected. That is, in the embodiment of the present invention, through integrating the infrared emitting component 21 and the infrared detecting component 22 in the non-display area 20 of the display panel, the display panel can display and can also perform gesture recognition of the user, so that the functions of the display panel are diversified.
It should be noted that, in the embodiment of the present invention, the display area 10 may include a display circuit, and the display circuit includes a circuit capable of displaying red light, green light, and blue light, as shown in R, G and B in fig. 2. The display area 10 performs display by a display circuit.
It should be noted that, in the embodiment of the present invention, when the infrared detector 22 includes the thin film field effect transistor, at this time, the device of the display panel in the prior art can be directly utilized, and there is no need to integrate other devices in the additional display panel, so that the cost of the display panel can be reduced.
In addition, in the embodiment of the present invention, as shown in fig. 2, the display panel may further include a substrate 100, and the display area 10 and the non-display area 20 are both located on the substrate 100, that is, the display circuit in the display area 10 and the device in the non-display area 20 are both disposed on the substrate 100. The substrate 100 may be made of glass.
In addition, in the embodiment of the present invention, the non-display area 20 may also be referred to as a virtual pixel area. In addition, in the embodiment of the present invention, the infrared emitter 21 and the infrared detector 22 are integrated in the non-display area 20, that is, the infrared emitter 21 and the infrared detector 22 are integrated in the virtual pixel area.
In addition, after the infrared emitting component 21 emits the infrared signal, the infrared signal is in the process of transmitting, when the user needs to control the electronic device, that is, the hand of the user may be located above the display panel, the infrared signal may be transmitted to the hand of the user and reflected by the hand of the user, the infrared signal after being reflected is received by the infrared detecting component 22, so that the display panel may transmit the infrared signal and receive the infrared signal after being reflected, the infrared signal after being reflected may indicate the gesture of the user, so that the gesture of the user may be recognized through the display panel, and there is no need to set a gesture recognition device at other positions of the electronic device.
It should be noted that, when the infrared signal emitted by the infrared emitter 21 is transmitted to the hand of the user, the distance between the hand of the user and the display panel is different, the intensity of the reflected infrared signal is also different, and when the gesture of the user changes, the intensity of the reflected infrared signal is different, so that the gesture of the user can be recognized by the reflected infrared signal with different intensity.
In addition, in some embodiments, as shown in fig. 2, the display panel may further include a control circuit 30, and the control circuit 30 is electrically connected to the infrared detection member 22. The infrared detector 22 is further configured to send the reflected infrared signal to the control circuit 30, and the control circuit 30 is configured to control the display of the display area 10 according to the reflected infrared signal.
When the display panel includes the control circuit 30, and the control circuit 30 is electrically connected to the infrared detecting member 22, at this time, after the infrared detecting member 22 receives the infrared signal after the reflection, the infrared detecting member 22 may transmit the infrared signal after the reflection to the control circuit 30. The control circuit 30 can control the display area 10 to perform corresponding display according to the reflected infrared signal.
When the display area 10 includes a display circuit, the display circuit is electrically connected to the control circuit 30, and the control circuit 30 controls the display circuit to perform corresponding display according to the reflected infrared signal. In addition, since the intensity of the reflected infrared signal is different when the gesture of the user changes, the control circuit 30 recognizes the gesture of the user from the infrared signals of different intensities, and controls the display circuit accordingly.
In addition, in some embodiments, as shown in fig. 2, the display panel may include a chip on film 40, and the control circuit 30 may be disposed on the chip on film 40, with the chip on film 40 being located outside the non-display area 20.
When the display panel includes the flip-chip 40, the flip-chip 40 may be located outside the non-display area 20, and the control circuit 30 may be disposed on the flip-chip 40. In addition, since the chip on film 40 includes the flexible circuit board, the control circuit can be connected to the infrared detecting element 22 through the flexible circuit board. That is, the control circuit can be easily installed by installing the chip on film 40.
In addition, when the display area 10 includes a display circuit, at this time, the display circuit may be connected to a flexible circuit board, by which the display circuit is electrically connected to the display circuit.
The Chip On Flex (COF) 40 is a die-attach film for fixing an Integrated Circuit (IC) to a flexible wiring board. The control Circuit 30 may be an Integrated Circuit (IC) having a control function, and the control Circuit 30 may also be referred to as a driver IC.
In addition, in some embodiments, the display panel may further include a driving line 50, the driving line 50 surrounds the non-display area 20, the display area 10 is provided with a display circuit, the driving line 50 is electrically connected to the control circuit 30 and the display circuit, respectively, and the driving line 50 is used for driving the display circuit to display.
Since the driving line 50 is electrically connected to the control circuit 30 and the display circuit, respectively, when the control circuit 30 receives the reflected infrared signal and controls the display area 10 to display, the control circuit 30 can transmit the control signal to the driving line 50, and the driving line 50 transmits the control signal to the display circuit, so that the display circuit performs corresponding display. I.e., drive lines 50 may transmit control signals to drive the display circuitry to display.
In addition, in some embodiments, as shown in fig. 2, the display panel may further include a signal reading integrated circuit 60, the signal reading integrated circuit 60 is electrically connected to the control circuit 30 and the infrared detection element 22, respectively, and the signal reading integrated circuit 60 is configured to read the reflected infrared signal and process the reflected infrared signal to transmit the processed infrared signal to the control circuit 30.
When the display panel includes the signal reading integrated circuit 60, and the signal reading integrated circuit 60 is electrically connected to the control circuit 30 and the infrared detection element 22, at this time, the infrared detection element 22 may transmit the reflected infrared signal to the signal reading integrated circuit 60, the signal reading integrated circuit 60 may read the reflected infrared signal, process the transmitted infrared signal, and then transmit the processed infrared signal to the control circuit 30, and the control circuit 30 may control the display area 10 according to the processed infrared signal, so that the display area 10 may perform corresponding display.
It should be noted that a first end of the signal reading integrated circuit 60 may be electrically connected to the infrared detection element 22, and a second end of the signal reading integrated circuit 60 may be electrically connected to the control circuit 30. In addition, when the display panel includes the chip on film 40, a Read Out Integrated Circuit (ROIC) 60 may be integrated on the chip on film 40.
In addition, in some embodiments, as shown in fig. 2, the display panel may further include a conversion circuit 70, where the conversion circuit 70 is electrically connected to the signal reading integrated circuit 60 and the control circuit 30, respectively, and the conversion circuit 70 is configured to receive the infrared signal after processing transmitted by the signal reading integrated circuit 60 and convert the form of the infrared signal after processing.
When the display panel includes the conversion circuit 70, and the conversion circuit 70 is electrically connected to the signal reading integrated circuit 60 and the control circuit 30, respectively, at this time, the signal reading integrated circuit 60 may transmit the processed infrared signal to the conversion circuit 70, and after the conversion circuit 70 receives the processed infrared signal, the conversion circuit 70 may convert the form of the processed infrared signal and then transmit the converted form of infrared signal to the control circuit 30, so that the control circuit 30 can control the display area 10 to display.
It should be noted that a first terminal of the conversion circuit 70 may be electrically connected to a second terminal of the signal reading circuit, and a second terminal of the conversion circuit 70 may be electrically connected to the control circuit 30.
It should be noted that, since the infrared signal after reflection is usually an analog signal, the infrared signal after processing by the signal reading integrated circuit 60 is still an analog signal, and at this time, after the analog signal is transmitted to the conversion circuit 70, the conversion circuit 70 may convert the form of the infrared signal after processing, that is, convert the analog signal into a digital signal.
Additionally, in some embodiments, as shown in fig. 2, the conversion circuitry 70 may include an analog-to-digital converter 71 and a field programmable gate array 72. The analog-to-digital converter 71 is electrically connected to the field programmable gate array 72, the analog-to-digital converter 71 is electrically connected to the signal reading integrated circuit 60, and the field programmable gate array 72 is electrically connected to the control circuit 30. The analog-to-digital converter 71 is used for receiving the processed infrared signal transmitted by the signal reading integrated circuit 60 and converting the form of the processed infrared signal, and the field programmable gate array 72 is used for acquiring the infrared signal converted by the analog-to-digital converter 71 and transmitting the infrared signal to the control circuit 30.
When the conversion circuit 70 includes an analog-to-digital converter 71 and a field programmable gate array 72, the analog-to-digital converter 71 is electrically connected to the field programmable gate array, so that the analog-to-digital converter 71 can transmit signals to the field programmable gate array 72. Since the analog-to-digital converter 71 is electrically connected to the signal reading integrated circuit 60 and the field programmable gate array 72 is electrically connected to the control circuit 30, after the signal reading integrated circuit 60 transmits the processed infrared signal to the analog-to-digital converter 71, the analog-to-digital converter 71 can convert the processed infrared signal, i.e., convert the analog signal into a digital signal. The analog-to-digital converter 71 then transmits the infrared signal in the converted form to the field programmable gate array 72, and after receiving the infrared signal converted by the analog-to-digital converter 71, the field programmable gate array 72 transmits the infrared signal to the control circuit 30, so that the control circuit 30 can control the display area 10 to display.
It should be noted that the Field-Programmable Gate Array 72 (FPGA) can recognize the infrared signal of the form converted by the analog-to-digital converter 71, that is, can recognize the digital signal, and transmit the digital signal to the control circuit 30.
In addition, in some embodiments, the number of the infrared emitting members 21 may be plural, and the number of the infrared detecting members 22 may be plural. A plurality of infrared emission members 21 are distributed at intervals in the non-display area 20, a plurality of infrared detection members 22 are distributed at intervals in the non-display area 20, and one infrared emission member 21 corresponds to one infrared detection member 22.
When the number of the infrared emitting members 21 is plural, the number of the infrared detecting members 22 is plural, the plural infrared emitting members 21 are distributed in the non-display area 20 at intervals, and the plural infrared detecting members 22 are distributed in the non-display area 20 at intervals, at this time, each infrared emitting member 21 can emit an infrared signal, and each infrared detecting member 22 can receive the infrared signal which is emitted by the corresponding infrared emitting member 21 and is reflected, so that the display panel can receive the infrared signals after the plural reflections, and the gesture of the user determined according to the infrared signals after the plural reflections is more accurate. That is, by integrating the plurality of infrared emitting members 21 and the plurality of infrared detecting members 22, the accuracy of the display panel in determining the gesture of the user can be improved.
It should be noted that, as shown in fig. 2, the non-display area 20 may include a first side, a second side, a third side, and a fourth side, and at least one infrared emitting device 21 and at least one infrared detecting device 22 may be integrated on each of the first side, the second side, the third side, and the fourth side, that is, at least one infrared emitting device 21 and at least one infrared detecting device 22 may be integrated on all sides of the non-display area. At least one infrared emitting part 21 and at least one infrared detecting part 22 are integrated on the side of the non-display area 20, so that the accuracy of the display panel for determining the gesture of the user is improved.
The embodiment of the utility model provides an in, because display panel includes display area 10 and non-display area 20, integrated infrared emission 21 and infrared detection piece 22 in the non-display area 20, therefore, can be through infrared emission 21 transmission infrared signal, when the user needs to operate electronic equipment, infrared signal can reach the user and be reflected by the user, infrared signal after the reflection can reach display panel, received by infrared detection piece 22, infrared detection piece 22 can receive the infrared signal after the reflection promptly, thereby infrared signal after the reflection alright discern user's gesture through infrared signal after the reflection. In addition, since the infrared emitting element 21 and the infrared detecting element 22 are integrated in the non-display area of the display panel, the display of the display panel is not affected. That is, in the embodiment of the present invention, through integrating the infrared emitting component 21 and the infrared detecting component 22 in the non-display area 20 of the display panel, the display panel can display and can also perform gesture recognition of the user, so that the functions of the display panel are diversified.
An embodiment of the present invention provides an electronic device, which includes a cover plate, a housing and a display panel in any embodiment of the above embodiments.
The casing has and holds the chamber, and display panel sets up in the opening part that holds the chamber, and the apron sets up on display panel, and the apron covers display panel.
It should be noted that, in the embodiment of the present invention, the electronic device includes, but is not limited to, a mobile phone, a tablet computer, a notebook computer, a palm computer, a vehicle-mounted terminal, a wearable device, a pedometer, and the like.
It should be noted that, in the present specification, the embodiments are all described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments may be referred to each other.
While alternative embodiments of the present invention have been described, additional variations and modifications of these embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. It is therefore intended that the following claims be interpreted as including alternative embodiments and all such alterations and modifications as fall within the true scope of the embodiments of the invention.
Finally, it should also be noted that, in this document, relational terms such as first and second, and the like may be used solely to distinguish one entity from another entity without necessarily requiring or implying any actual such relationship or order between such entities. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that an article or terminal apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such article or terminal apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of additional like elements in the article or terminal device comprising the element.
It is right above to the technical scheme that the utility model provides a detailed introduction has been carried out, and it is right to have used specific individual example herein the utility model discloses a principle and implementation mode have been elucidated, simultaneously, to the general technical staff in this field, according to the utility model discloses a principle and implementation mode all have the change part on concrete implementation mode and application scope, to sum up, this description content should not be understood as the restriction of the utility model.
Claims (10)
1. A display panel, comprising: a display area and a non-display area;
the non-display area surrounds the display area, an infrared emitting part and an infrared detecting part are integrated in the non-display area, the infrared emitting part is used for emitting infrared signals, and the infrared detecting part is used for receiving the reflected infrared signals;
the infrared detection part comprises a thin film field effect transistor, and the infrared emission part comprises at least one of a light emitting diode and an organic light emitting diode.
2. The display panel according to claim 1, further comprising a control circuit electrically connected to the infrared detection member;
the infrared detection piece is further used for sending the reflected infrared signal to the control circuit, and the control circuit is used for controlling the display of the display area according to the reflected infrared signal.
3. The display panel of claim 2, wherein the display panel comprises a flip-chip on film, and the control circuit is disposed on the flip-chip on film, the flip-chip on film being outside the non-display area.
4. The display panel according to claim 2, wherein the display panel further comprises a driving line surrounding the non-display region, the display region is provided with a display circuit, the driving line is electrically connected to the control circuit and the display circuit, respectively, and the driving line is used for driving the display circuit to display.
5. The display panel according to claim 2, further comprising a signal reading integrated circuit electrically connected to the control circuit and the infrared detector, respectively, wherein the signal reading integrated circuit is configured to read the reflected infrared signal and process the reflected infrared signal to transmit the processed infrared signal to the control circuit.
6. The display panel according to claim 5, wherein the display panel further comprises a conversion circuit, the conversion circuit is electrically connected to the signal reading integrated circuit and the control circuit, respectively, and the conversion circuit is configured to receive the processed infrared signal transmitted by the signal reading integrated circuit and convert the form of the processed infrared signal.
7. The display panel of claim 6, wherein the conversion circuitry comprises an analog-to-digital converter and a field programmable gate array;
the analog-to-digital converter is electrically connected with the field programmable gate array, the analog-to-digital converter is electrically connected with the signal reading integrated circuit, and the field programmable gate array is electrically connected with the control circuit;
the analog-to-digital converter is used for receiving the processed infrared signal transmitted by the signal reading integrated circuit and converting the form of the processed infrared signal, and the field programmable gate array is used for acquiring the infrared signal converted by the analog-to-digital converter and transmitting the infrared signal to the control circuit.
8. The display panel according to any one of claims 1 to 7, wherein the infrared emitting member is plural in number, and the infrared detecting member is plural in number;
the infrared emitting parts are distributed in the non-display area at intervals, the infrared detecting parts are distributed in the non-display area at intervals, and one infrared emitting part corresponds to one infrared detecting part.
9. The display panel according to claim 8, wherein the non-display region includes a first side, a second side, a third side, and a fourth side;
the first side edge is opposite to the second side edge, the third side edge is opposite to the fourth side edge, the third side edge and the fourth side edge are both positioned between the first side edge and the second side edge, and at least one infrared emitting piece and at least one infrared detecting piece are integrated in the first side edge, the second side edge, the third side edge and the fourth side edge.
10. An electronic device, comprising a cover, a housing, and the display panel of any one of claims 1-9;
the casing has and holds the chamber, display panel set up in hold the opening part in chamber, the apron sets up display panel is last, just the apron covers display panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120356724.5U CN214122935U (en) | 2021-02-08 | 2021-02-08 | Display panel and electronic device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120356724.5U CN214122935U (en) | 2021-02-08 | 2021-02-08 | Display panel and electronic device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214122935U true CN214122935U (en) | 2021-09-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120356724.5U Active CN214122935U (en) | 2021-02-08 | 2021-02-08 | Display panel and electronic device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214122935U (en) |
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2021
- 2021-02-08 CN CN202120356724.5U patent/CN214122935U/en active Active
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