EP-4738325-A1 - DISPLAY PROCESSING SYSTEM AND ELECTRONIC DEVICE

EP4738325A1EP 4738325 A1EP4738325 A1EP 4738325A1EP-4738325-A1

Abstract

This application discloses a display processing system and an electronic device, which belongs to the field of communication technologies. The display processing system in this application includes: an image processing integrated circuit, at least two display driver integrated circuits, and a bridge integrated circuit connecting the image processing integrated circuit and the at least two display driver integrated circuits, where the bridge integrated circuit is configured to crop first display data outputted by the image processing integrated circuit, and transmit each piece of second display data in a plurality of pieces of second display data obtained through cropping to one of the display driver integrated circuits.

Inventors

SHAN, Changpeng

Assignees

Vivo Mobile Communication Co., Ltd.

Dates

Publication Date: 20260506
Application Date: 20240627

Claims (17)

A display processing system, comprising: an image processing integrated circuit, at least two display driver integrated circuits, and a bridge integrated circuit connecting the image processing integrated circuit and the at least two display driver integrated circuits, wherein the bridge integrated circuit is configured to crop first display data outputted by the image processing integrated circuit, and transmit each piece of second display data in a plurality of pieces of second display data obtained through cropping to one of the display driver integrated circuits.
The display processing system according to claim 1, further comprising: a main control integrated circuit connected to the image processing integrated circuit.
The display processing system according to claim 2, wherein a first receiving end of the image processing integrated circuit is connected to a first sending end of the main control integrated circuit, a second receiving end of the image processing integrated circuit is connected to a second sending end of the main control integrated circuit, a first sending end of the image processing integrated circuit is connected to a first receiving end of the bridge integrated circuit, and a second sending end of the image processing integrated circuit is connected to a first receiving end of the main control integrated circuit.
The display processing system according to claim 3, wherein the image processing integrated circuit comprises: a first selection circuit, a data processing assembly, and a second selection circuit, wherein the first selection circuit is configured to transmit third display data to the first sending end of the image processing integrated circuit or the data processing assembly, and the third display data comprises data received by at least one of the first receiving end of the image processing integrated circuit and the second receiving end of the image processing integrated circuit; the data processing assembly is configured to perform corresponding data processing on the third display data according to a processing requirement of the third display data; and the second selection circuit is configured to transmit fourth display data outputted by the data processing assembly to the first sending end of the image processing integrated circuit or the second sending end of the image processing integrated circuit.
The display processing system according to claim 4, wherein the first selection circuit comprises a first switch and a second switch, wherein a first end of the first switch is connected to the first receiving end of the image processing integrated circuit, and a second end of the first switch is connected to the first sending end of the image processing integrated circuit; and a first end of the second switch is connected to the first receiving end of the image processing integrated circuit, a second end of the second switch is connected to the second receiving end of the image processing integrated circuit, and a third end of the second switch is connected to an input end of the data processing assembly.
The display processing system according to claim 5, wherein the second selection circuit comprises a third switch and a fourth switch, wherein a first end of the third switch is connected to a third end of the fourth switch, and a second end of the third switch is connected to the first sending end of the image processing integrated circuit; and a first end of the fourth switch is connected to an output end of the data processing assembly, and a second end of the fourth switch is connected to the second sending end of the image processing integrated circuit.
The display processing system according to claim 5, wherein the second selection circuit further comprises a fifth switch and a sixth switch, wherein a first end of the fifth switch is connected to an output end of the data processing assembly, and a second end of the fifth switch is connected to the first sending end of the image processing integrated circuit; and a first end of the sixth switch is connected to the output end of the data processing assembly, and a second end of the sixth switch is connected to the second sending end of the image processing integrated circuit.
The display processing system according to claim 6, wherein when the first switch is turned off, the second switch is turned on, the first end of the second switch is in communication with the third end of the second switch, the third switch is turned on, the fourth switch is turned on, and the first end of the fourth switch is in communication with the third end of the fourth switch, after being transmitted to the data processing assembly through the second switch, the data received by the first receiving end of the image processing integrated circuit is transmitted to the first sending end of the image processing integrated circuit through the data processing assembly, the fourth switch, and the third switch sequentially, and is sent to the bridge integrated circuit by the first sending end of the image processing integrated circuit.
The display processing system according to claim 6, wherein when the first switch is turned on, the second switch is turned off, the third switch is turned off, and the fourth switch is turned off, the data received by the first receiving end of the image processing integrated circuit is transmitted to the first sending end of the image processing integrated circuit through the first switch, and is sent to the bridge integrated circuit by the first sending end of the image processing integrated circuit.
The display processing system according to claim 6, wherein when the first switch is turned off, the second switch is turned on, the second end of the second switch is in communication with the third end of the second switch, the third switch is turned off, the fourth switch is turned on, and the first end of the fourth switch is in communication with the second end of the fourth switch, after being transmitted to the data processing assembly through the second switch, the data received by the second receiving end of the image processing integrated circuit is transmitted to the second sending end of the image processing integrated circuit through the data processing assembly and the fourth switch sequentially, and is sent to the main control integrated circuit by the second sending end of the image processing integrated circuit.
The display processing system according to claim 7, wherein when the first switch is turned off, the second switch is turned on, the second end of the second switch is in communication with the third end of the second switch, and the fifth switch is turned on, after being transmitted to the data processing assembly through the second switch, the data received by the second receiving end of the image processing integrated circuit is transmitted to the first sending end of the image processing integrated circuit through the data processing assembly and the fifth switch sequentially, and is sent to the bridge integrated circuit by the first sending end of the image processing integrated circuit.
The display processing system according to claim 11, wherein when the sixth switch is turned on, data outputted by the data processing assembly is further capable of being sent to the main control integrated circuit through the second sending end of the image processing integrated circuit.
The display processing system according to claim 7, wherein when the first switch is turned on, the second switch is turned off, the fifth switch is turned off, and the sixth switch is turned off, the data received by the first receiving end of the image processing integrated circuit is transmitted to the first sending end of the image processing integrated circuit through the first switch, and is sent to the bridge integrated circuit by the first sending end of the image processing integrated circuit.
The display processing system according to claim 1, wherein the bridge integrated circuit comprises a decoding assembly, a storage assembly, and a cropping assembly, wherein the decoding assembly is configured to decode the first display data; the storage assembly is configured to store decoded first display data; and the cropping assembly is configured to crop the decoded first display data.
The display processing system according to claim 1, wherein each of the at least two display driver integrated circuits drives a different display area.
The display processing system according to claim 4, wherein the data processing assembly supports at least one of the following processing: noise reduction; frame interpolation; high-dynamic range; and super-resolution.
An electronic device, comprising the display processing system according to any one of claims 1 to 16.

Description

CROSS-REFERENCE TO RELATED APPLICATIONS This application claims priority to Chinese Patent Application No. 202310801219.0, entitled "DISPLAY PROCESSING SYSTEM AND ELECTRONIC DEVICE" filed with the China National Intellectual Property Administration on June 30, 2023, which is incorporated by reference in its entirety. TECHNICAL FIELD This application relates to the field of communication technologies, and specifically, to a display processing system and an electronic device. BACKGROUND Currently, resolution of display screens of most electronic devices is greater than resolution supported by a display driver chip (Display Driver Integrated Circuit, DDIC), so that at least two DDICs need to be connected in series for use. However, an image processing chip can be connected to only one DDIC in series generally. Consequently, the electronic device cannot implement coexistence of the image processing chip with a plurality of DDICs. As a result, the best final display quality cannot be achieved. SUMMARY An objective of embodiments of this application is to provide a display processing system and an electronic device, which can resolve a problem that the best display quality of the electronic device cannot be achieved. According to a first aspect, an embodiment of this application provides a display processing system, including: an image processing integrated circuit, at least two display driver integrated circuits, and a bridge integrated circuit connecting the image processing integrated circuit and the at least two display driver integrated circuits, wherethe bridge integrated circuit is configured to crop first display data outputted by the image processing integrated circuit, and transmit each piece of second display data in a plurality of pieces of second display data obtained through cropping to one of the display driver integrated circuits. According to a second aspect, an embodiment of this application provides an electronic device, including the display processing system according to the first aspect. In the embodiments of this application, the bridge integrated circuit of the display processing system can crop the first display data outputted by the image processing integrated circuit, and transmit each piece of second display data in a plurality of pieces of second display data obtained through cropping to one of the display driver integrated circuits, so that the image processing circuit coexists with the plurality of display driver integrated circuit, which ensures maximum application of resolution supported by a display screen. In addition, image processing can also be performed on display data, achieving the best display quality. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a schematic diagram 1 of a display processing system according to an embodiment of this application;FIG. 2 is a schematic diagram 2 of a display processing system according to an embodiment of this application;FIG. 3 is a schematic diagram 3 of a display processing system according to an embodiment of this application; andFIG. 4 is a schematic structural diagram of an electronic device according to an embodiment of this application. DETAILED DESCRIPTION The following clearly describes technical solutions in the embodiments of this application with reference to the accompanying drawings in the embodiments of this application. Apparently, the described embodiments are some of the embodiments of this application rather than all of the embodiments. All other embodiments derived by a person of ordinary skill in the art based on the embodiments of this application shall fall within the protection scope of this application. In the specification and claims of this application, the terms "first", "second", and the like are used to distinguish similar objects, but are not used to describe a specific sequence or order. It may be understood that the data used in such a way is interchangeable in proper circumstances, so that the embodiments of this application described herein can be implemented in other sequences than the sequence illustrated or described herein, and the objects distinguished through "first", "second", and the like are generally of a same type and the number of the objects are not limited, for example, a first object may be one or more than one. In addition, "and/or" in this specification and the claims represents at least one of the connected objects, and a character "/" used herein generally indicates an "or" relationship between associated objects. A display processing system according to the embodiments of this application is described in detail below with reference to the accompanying drawings through specific embodiments and application scenarios thereof. As shown in FIG. 1, an embodiment of this application provides a display processing system, including: an image processing integrated circuit, at least two display driver integrated circuits, and a bridge integrated circuit connecting the image processing integrated ci