WO2018090587A1 - Procédé, appareil et système d'affichage de données - Google Patents

Procédé, appareil et système d'affichage de données Download PDF

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Publication number
WO2018090587A1
WO2018090587A1 PCT/CN2017/084752 CN2017084752W WO2018090587A1 WO 2018090587 A1 WO2018090587 A1 WO 2018090587A1 CN 2017084752 W CN2017084752 W CN 2017084752W WO 2018090587 A1 WO2018090587 A1 WO 2018090587A1
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WO
WIPO (PCT)
Prior art keywords
display
data
display data
displayed
projection
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Application number
PCT/CN2017/084752
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English (en)
Chinese (zh)
Inventor
叶新宁
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中兴通讯股份有限公司
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Publication of WO2018090587A1 publication Critical patent/WO2018090587A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • H04N9/3141—Constructional details thereof
    • H04N9/3147—Multi-projection systems
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/74—Projection arrangements for image reproduction, e.g. using eidophor
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/765—Interface circuits between an apparatus for recording and another apparatus
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]

Definitions

  • the present application relates to, but is not limited to, the field of communications, and more particularly to a data display method, apparatus and system.
  • smart projection products have entered everyone's life, smart projectors are easy to carry and use, can not be used anywhere, can be projected anywhere, and can be easily connected with mobile computers, etc., to display mobile phone computer screen display content.
  • the projection distance can not exceed 4 meters, and the size of the projected area is affected by the distance. The closer the distance, the smaller the projected area.
  • Figure 1 is a flow chart showing the processing of the display content data stream of the smart projector.
  • the system stores the data content to be displayed in the corresponding three buffers (buffers).
  • the data of the three buffers is converted by the signal converter, and the MIPI (Mobile Industry Processor Interface) is output.
  • Signals, HDMI (High Definition Multimedia Interface) signals, and WFD (WiFi Display) signals are output to the corresponding display devices for display.
  • the embodiment of the invention provides a data display method, device and system, so that the projection screen can be displayed with a larger effect even if the projection distance is small.
  • a data display method including: dividing, by a first device, data to be displayed, obtaining first display data that the first device needs to display, and Or the second display data that the plurality of second devices need to display; wherein the first device and the second device are configured to splicing display the first display data and the second display data; Displaying data for projection display and transmitting the second display data to one or more of the second devices for projection display.
  • performing the projection display on the first display data includes: receiving time information sent by the second device, wherein the time information is used to instruct the first device to perform projection display; Whether the timer in the first device reaches the time indicated by the time information, and if the determination result is YES, the first display data is projected and displayed.
  • the method before the first device divides the data to be displayed, the method further includes: the first device transparently transmitting the undivided data to be displayed to the liquid crystal display LCD.
  • the method further includes: displaying the first display data
  • the second display data and the undivided data to be displayed are respectively stored in different buffers.
  • the method further includes: The first display data, the second display data, and the undivided data to be displayed are respectively converted differently.
  • the first device and the second device are configured to display the first display data and the second display data in a manner of at least one of: displaying the first display data and The second display data is spliced up and down, and the first display data and the second display data are spliced left and right.
  • a data display method in which one or more of the second devices receive specified display data sent by the first device, and display display of the specified display data, wherein The specified display data is obtained by dividing the data to be displayed by the first device, and the first device and the second device are configured to display display data corresponding to the first device and the specified display data.
  • the method further includes: sending time information to the first device, The time information is used to instruct the first device to perform projection display.
  • a data display device which is located in a first device, and includes: a segmentation module configured to divide data to be displayed, obtain first display data that the first device needs to display, and Or the second display data that the plurality of second devices need to display; wherein the first device and the second device are configured to display the first display data and the second display data in a splicing manner; the first projection module, The first sending module is configured to send the second display data to one or more of the second devices for projection display.
  • the first projection module further includes: a receiving unit, configured to receive time information sent by the second device, where the time information is used to indicate that the first device performs projection display; And a unit configured to determine whether the timer in the first device reaches the time indicated by the time information, and the projection unit is configured to project and display the first display data if the determination result is yes.
  • the apparatus further includes: a transparent transmission module, configured to transparently transmit the undivided data to be displayed to the liquid crystal display LCD before the dividing module divides the data to be displayed.
  • a transparent transmission module configured to transparently transmit the undivided data to be displayed to the liquid crystal display LCD before the dividing module divides the data to be displayed.
  • a data display device which is located in one or more second devices, and includes: a receiving module configured to receive specified display data sent by the first device; and a second projection module And displaying, by the projection display, the specified display data, wherein the specified display data is obtained by dividing the data to be displayed by the first device, where the first device and the second device are used for splicing and displaying the Display data corresponding to the first device and the specified display data.
  • the apparatus further includes: a sending module, configured to send time information to the first device, wherein the time information is used to instruct the first device to perform projection display.
  • a data display apparatus including: a first device, configured to divide data to be displayed, to obtain first display data that the first device needs to display, and one or more second The second display data that the device needs to display; wherein the first device and the second device are used for splicing display of the first display data and the second display data; Projection display of the first display data and transmission of the second display data to one or more of the second devices for projection display.
  • the second display device is configured to receive the second display data sent by the first device, and display the second display data.
  • the first device is further configured to receive time information sent by the second device, where the time information is used to indicate that the first device performs projection display, and determines that the first device is in the first device. Whether the timer reaches the time indicated by the time information, and if the determination result is yes, projecting and displaying the first display data; one or more of the second devices are further configured to be to the first device Send the time information.
  • a storage medium is also provided.
  • the storage medium is arranged to store program code for performing the following steps:
  • the first device divides the data to be displayed, and obtains first display data that the first device needs to display and second display data that the one or more second devices need to display; wherein the first device and the first device The second device is configured to display the first display data and the second display data in a splicing manner;
  • a storage medium is also provided.
  • the storage medium is arranged to store program code for performing the following steps:
  • the one or more of the second devices receive the specified display data sent by the first device
  • the splicing display can be performed between the device and the device. Therefore, when the projection distance is small, and the desired projection screen needs to be displayed large, the projection image enlargement effect is achieved, and the user experience is improved.
  • 1 is a flow chart of processing a display content data stream of a smart projector
  • FIG. 2 is a block diagram showing the hardware structure of a mobile terminal according to a data display method according to an embodiment of the present invention
  • FIG. 3 is a flow chart of a data display method according to an embodiment of the present invention.
  • FIG. 4 is a flow chart of another data display method according to an embodiment of the present invention.
  • FIG. 5 is a flowchart of a data display method according to an embodiment of the present invention.
  • FIG. 6 is a scene flow diagram of a data display method of a smart projector according to an embodiment of the invention.
  • FIG. 7 is a structural diagram of a data display device according to an embodiment of the present invention.
  • FIG. 8 is a structural diagram of a data display device according to an embodiment of the present invention.
  • FIG. 9 is a structural diagram of a data display system in accordance with an embodiment of the present invention.
  • FIG. 2 is a block diagram showing the hardware structure of the mobile terminal of the data display method according to the embodiment of the present invention.
  • smart projector 20 may include one or more (only one shown) processor 202 (processor 202 may include, but is not limited to, a microprocessor MCU or a programmable logic device FPGA, etc. ) a memory 204 for storing data, and a transmission device 206 for communication functions.
  • processor 202 may include, but is not limited to, a microprocessor MCU or a programmable logic device FPGA, etc.
  • a memory 204 for storing data
  • a transmission device 206 for communication functions.
  • FIG. 2 is merely illustrative and does not limit the structure of the above electronic device.
  • smart projector 20 may also include more or fewer components than shown in FIG. 2, or have a different configuration than that shown in FIG. 2.
  • the memory 204 can be configured as a software program and a module for storing application software, such as program instructions/modules corresponding to the data display method in the embodiment of the present invention, and the processor 202 executes each of the software programs and modules stored in the memory 204.
  • a functional application and data processing, that is, the above method is implemented.
  • Memory 204 can include high speed random access memory and can also include non-volatile memory, such as one or more magnetic storage devices, flash memory, or other non-volatile solid state memory.
  • memory 204 can further include memory remotely located relative to processor 202, which can be connected to smart projector 20 via a network. Examples of such networks include, but are not limited to, the Internet, intranets, local area networks, mobile communication networks, and combinations thereof.
  • Transmission device 206 is arranged to receive or transmit data via a network.
  • the network examples described above may include a wireless network provided by a communication provider of the smart projector 20.
  • transmission device 206 includes a Network Interface Controller (NIC) that can be connected to other network devices through a base station to communicate with the Internet.
  • NIC Network Interface Controller
  • the transmission device 206 can be a Radio Frequency (RF) module configured to communicate with the Internet wirelessly.
  • RF Radio Frequency
  • FIG. 3 is a flowchart of a data display method according to an embodiment of the present invention. As shown in FIG. 3, the process includes the following steps:
  • Step S302 the first device divides the data to be displayed, and obtains first display data that the first device needs to display and second display data that the one or more second devices need to display; wherein the first device and the first device The second device is configured to splicing and displaying the first display data and the second display data;
  • the first device and the second device are both smart projectors.
  • the difference between the two is that the first device can not only perform projection display on the image, but also the first device can be used to segment the data to be displayed.
  • the second device can only be used to project an image for display.
  • all intelligent projections are performed before the first device divides the data to be displayed.
  • the instrument opens the splicing display switch to determine which smart projector is the first device.
  • the first device is connected to a terminal that needs to output an image to be displayed or another image providing source to be displayed. Then, the first device takes over the data to be displayed and determines the display data to be divided and the display data that does not need to be divided, wherein the display data that does not need to be divided can also be regarded as undivided data to be displayed.
  • the first device performs direct display after being transparently transmitted to a liquid crystal display (LCD).
  • LCD liquid crystal display
  • the manner of splicing display includes at least one of: splicing the first display data and the second display data up and down, and splicing the first display data and the second display data to the left and right.
  • splicing the first display data is divided into a circle
  • the second display data is divided into quadrangles in which a central shape is hollowed out by a circular shape. It should be noted that the above example indicates an implementation manner. Of course, any splicing manner based on the idea of the embodiment is within the protection scope of the embodiment.
  • the first device after the first display data that the first device needs to display and the second display data that the second device needs to display, the first device respectively displays the first display data and the second display.
  • the data and the undivided data to be displayed are respectively stored in corresponding different buffers for convenient recall during subsequent display.
  • the first display data, the second display data, and the undivided data to be displayed are Perform different conversions separately.
  • the data converter in the first device converts it into a High Definition Multimedia Interface (HDMI) signal and sends it to the corresponding projection device for projection.
  • HDMI High Definition Multimedia Interface
  • the data converter in the first device converts it into a wireless video display (WFD) signal. And transmitting the converted WFD signal to the second device for display.
  • WFD wireless video display
  • the data converter in the first device converts it into a Mobile Industry Processor Interface (MIPI) signal and transmits it to the LCD for display.
  • MIPI Mobile Industry Processor Interface
  • Step S304 performing projection display on the first display data and transmitting the second display data to one or more of the second devices for projection display.
  • FIG. 4 is a flowchart of another data display method according to an embodiment of the present invention. As shown in FIG. 4, on the basis of FIG. 3, the method further includes:
  • Step S402 receiving time information sent by the second device, where the time information is used to indicate that the first device performs projection display.
  • the time information is determined by the second device after the second device receives the second display data sent by the first device.
  • the first device does not display the first display data until the time information is received.
  • Step S404 determining whether the timer in the first device reaches the time indicated by the time information
  • step S406 if the determination result is YES, the first display data is projected and displayed.
  • the method according to the above embodiment can be implemented by means of software plus a necessary general hardware platform, and of course, by hardware, but in many cases, the former is A better implementation.
  • the technical solution of the present application can be embodied in the form of a software product stored in a storage medium (such as a ROM/RAM, a magnetic disk, an optical disk), and includes a plurality of instructions for making a terminal.
  • the device (which may be a cell phone, computer, server, or network device, etc.) performs the methods described in various embodiments of the present invention.
  • FIG. 5 is a flowchart of a data display method according to an embodiment of the present invention. As shown in FIG. 5, the process includes the following steps:
  • Step S502 the one or more of the second devices receive the specified display data sent by the first device
  • one or more of the second devices are one or more smart projectors.
  • the second device receives the specified display data sent by the first device in the form of a WFD signal.
  • Step S504 performing a projection display on the specified display data, wherein the specified display data is obtained by dividing the data to be displayed by the first device, and the first device and the second device are used for splicing and displaying the Display data corresponding to the first device and the specified display data.
  • the second device after receiving the designated display data transmitted by the first device, the second device converts the designated display data in the form of the WFD signal into an HDMI signal through the signal converter, and then performs projection display.
  • the second device after receiving the specified display data sent by the first device, the second device sends time information to the first device, where the time information is used to indicate that the first device performs projection display. At the time corresponding to the time and time, the second device also performs projection display.
  • the method according to the above embodiment can be implemented by means of software plus a necessary general hardware platform, and of course, by hardware, but in many cases, the former is A better implementation.
  • the technical solution of the present application can be embodied in the form of a software product stored in a storage medium (such as a ROM/RAM, a magnetic disk, an optical disk), and includes a plurality of instructions for making a terminal.
  • the device (which may be a cell phone, computer, server, or network device, etc.) performs the methods described in various embodiments of the present invention.
  • FIG. 6 is a scene flow diagram of a data display method of a smart projector according to an embodiment of the invention.
  • the signal of this scene is an 8-bit RGB (red, green, and blue) signal, and the division method is left and right division. A total of two smart projectors were used.
  • the smart projector that needs to perform projection display opens the splicing display switch.
  • the first device is connected to the mobile terminal that outputs data to be displayed.
  • the first device takes over the data to be displayed in the mobile terminal.
  • the first device determines data to be displayed that needs to be segmented and data to be displayed that does not need to be segmented.
  • the first device performs segmentation processing on the to-be-displayed data that needs to be segmented, and obtains first display data that the first device needs to display and second display data that one or more second devices need to display.
  • the first device stores the first display data, the second display data, and the undivided data to be displayed in different buffers.
  • the undivided data to be displayed is stored in Framebuffer1 (frame buffer 1)
  • the first display data is stored in Framebuffer2 (frame buffer 2)
  • the second display data is stored in Framebuffer3 (frame buffer 3).
  • the first device performs signal conversion processing on the first display data, the second display data, and the undivided data to be displayed.
  • the undivided data to be displayed is converted into an MIPI signal, and the first display data is converted into an HDMI signal, and the second display data is converted into a WFD signal.
  • the first device sends the converted MIPI signal to the LCD for display.
  • the first device sends the converted WFD signal to the second device.
  • the second device receives the WFD signal sent by the first device.
  • the second device converts the WFD signal into an HDMI signal by using a signal converter of the second device.
  • the first device receives time information sent by the second device.
  • the first device displays the converted HDMI signal through the projection device of the first device, and at the same time, the second device displays the converted HDMI signal through the projection device of the second device.
  • a data display device is provided, which is used to implement the above-mentioned embodiments and implementation manners, and has not been described again.
  • the term “module” may implement a combination of software and/or hardware of a predetermined function.
  • the devices described in the following embodiments may be implemented in software, hardware, or a combination of software and hardware, is also possible and contemplated.
  • FIG. 7 is a structural diagram of a data display device according to an embodiment of the present invention. As shown in FIG. 7, the device includes a segmentation module 72, a projection module 74, and a transmission module 76.
  • the segmentation module 72 is configured to divide the data to be displayed, and obtain the first display data that the first device needs to display and the second display data that the one or more second devices need to display; wherein the first device and the first device The second device is configured to splicing and displaying the first display data and the second display data;
  • the first projection module 74 is configured to perform projection display on the first display data
  • the first sending module 76 is configured to send the second display data to one or more of the second devices for projection display.
  • the first projection module 74 further includes: a receiving unit, configured to receive time information sent by the second device, where the time information is used to indicate that the first device performs projection display; And determining to determine whether the timer in the first device reaches the time indicated by the time information, and the projection unit is configured to project and display the first display data if the determination result is YES.
  • the data display device further includes: a transparent transmission module configured to transparently transmit the undivided data to be displayed to the liquid crystal display LCD before dividing the data to be displayed.
  • each of the above modules can be implemented by software or hardware.
  • the latter can be implemented in the following manner, but is not limited thereto: the above modules are all located in the same processor; or, the above modules are respectively located in different processors in any combination.
  • a data display device is provided, which is used to implement the above-mentioned embodiments and implementation manners, and has not been described again.
  • the term “module” may implement a combination of software and/or hardware of a predetermined function.
  • the devices described in the following embodiments may be implemented in software, hardware, or a combination of software and hardware, is also possible and contemplated.
  • FIG. 8 is a structural diagram of a data display device according to an embodiment of the present invention. As shown in FIG. 8, the device includes a receiving module 82 and a projection module 84.
  • the receiving module 82 is configured to receive the specified display data sent by the first device
  • the second projection module 84 is configured to perform projection display on the specified display data, wherein the specified display data is obtained by dividing the data to be displayed by the first device, and the first device and the second device are used by Displaying the display data corresponding to the first device and the specified display data in a mosaic.
  • the data display device further includes: a second sending module, configured to send time information to the first device, wherein the time information is used to instruct the first device to perform projection display.
  • a data display system is provided, which is used to implement the foregoing embodiments and implementation manners, and has not been described again.
  • FIG. 9 is a structural diagram of a data display system according to an embodiment of the present invention. As shown in FIG. 8, the apparatus includes: a first device 92 and a second device 94.
  • the first device 92 is configured to divide the data to be displayed, and obtain the first display data that the first device 92 needs to display and the second display data that the one or more second devices 94 need to display; wherein the first device 92 and The second device 94 is configured to splicing and displaying the first display data and the second display data; performing projection display on the first display data and transmitting the second display data to one or more second devices 94 Projection display.
  • the one or more second devices 94 are configured to receive the second display data sent by the first device 92; and display the second display data.
  • the first device 92 is further configured to receive time information sent by the second device 94, wherein the time information is used to instruct the first device 92 to perform projection display, and determine whether the timer in the first device 92 is The time indicated by the time information is reached, and when the determination result is YES, the first display data is projected and displayed.
  • the one or more second devices 94 are further arranged to transmit the time information to the first device 92.
  • Embodiments of the present invention also provide a storage medium.
  • the above storage medium may be configured to store program code for performing the following steps:
  • the first device divides the data to be displayed, and obtains first display data that the first device needs to display and second display data that the one or more second devices need to display; wherein the first device and the first device The second device is configured to display the first display data and the second display data in a splicing manner;
  • the foregoing storage medium may include, but not limited to, a U disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a mobile hard disk, a magnetic disk, or an optical disk.
  • ROM Read-Only Memory
  • RAM Random Access Memory
  • mobile hard disk a magnetic disk
  • magnetic disk a magnetic disk
  • optical disk a variety of media that can store program code.
  • Embodiments of the present invention also provide a storage medium.
  • the above storage medium may be configured to store program code for performing the following steps:
  • the one or more of the second devices receive the specified display data sent by the first device
  • the foregoing storage medium may include, but not limited to, a U disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a mobile hard disk, a magnetic disk, or an optical disk.
  • ROM Read-Only Memory
  • RAM Random Access Memory
  • mobile hard disk a magnetic disk
  • magnetic disk a magnetic disk
  • optical disk a variety of media that can store program code.
  • the various modules or steps of the present application described above may be implemented by a general-purpose computing device, which may be centralized on a single computing device or distributed over a network of multiple computing devices, which may be executable by a computing device
  • the program code is implemented such that they can be stored in a storage device by a computing device, and in some cases, the steps shown or described can be performed in an order different than that herein, or separately.
  • the individual integrated circuit modules are implemented, or a plurality of modules or steps thereof are fabricated into a single integrated circuit module.
  • the application is not limited to any particular combination of hardware and software.
  • the image that needs to be projected is segmented and transmitted to other devices, and the device and the device can perform splicing display. Therefore, when the projection distance is small, and the desired projection screen needs to be displayed large, the projection image enlargement effect is achieved, and the user experience is improved.

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Controls And Circuits For Display Device (AREA)

Abstract

L'invention concerne un procédé, un appareil et un système d'affichage de données. Le procédé d'affichage de données comprend les étapes suivantes : un premier dispositif divise des données à afficher pour obtenir des premières données d'affichage devant être affichées par le premier dispositif et des deuxièmes données d'affichage devant être affichées par un ou plusieurs deuxièmes dispositifs, le premier dispositif et le deuxième dispositif étant utilisés pour afficher les premières données d'affichage et les deuxièmes données d'affichage en mosaïque ; et réaliser un affichage projeté sur les premières données d'affichage et envoyer les deuxièmes données d'affichage à un ou plusieurs des deuxièmes dispositifs pour un affichage projeté.
PCT/CN2017/084752 2016-11-21 2017-05-17 Procédé, appareil et système d'affichage de données WO2018090587A1 (fr)

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CN201611026571.8A CN108093231A (zh) 2016-11-21 2016-11-21 数据显示方法、装置及系统

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