WO2014183580A1 - 一种终端及其控制后台投影的方法 - Google Patents

一种终端及其控制后台投影的方法 Download PDF

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Publication number
WO2014183580A1
WO2014183580A1 PCT/CN2014/076932 CN2014076932W WO2014183580A1 WO 2014183580 A1 WO2014183580 A1 WO 2014183580A1 CN 2014076932 W CN2014076932 W CN 2014076932W WO 2014183580 A1 WO2014183580 A1 WO 2014183580A1
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Prior art keywords
video signal
projection
display
module
background
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PCT/CN2014/076932
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English (en)
French (fr)
Inventor
董溥
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ZTE Corp
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ZTE Corp
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Priority to EP14739337.5A priority Critical patent/EP2860623A4/en
Priority to US14/369,808 priority patent/US9325926B2/en
Publication of WO2014183580A1 publication Critical patent/WO2014183580A1/zh
Anticipated expiration legal-status Critical
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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
    • G09G5/14—Display of multiple viewports
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/14—Digital output to display device ; Cooperation and interconnection of the display device with other functional units
    • G06F3/1423—Digital output to display device ; Cooperation and interconnection of the display device with other functional units controlling a plurality of local displays, e.g. CRT and flat panel display
    • G06F3/1438—Digital output to display device ; Cooperation and interconnection of the display device with other functional units controlling a plurality of local displays, e.g. CRT and flat panel display using more than one graphics controller
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T1/00—General purpose image data processing
    • G06T1/20—Processor architectures; Processor configuration, e.g. pipelining
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
    • G09G5/003—Details of a display terminal, the details relating to the control arrangement of the display terminal and to the interfaces thereto
    • 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
    • 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
    • H04N9/3173—Constructional details thereof wherein the projection device is specially adapted for enhanced portability
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2360/00—Aspects of the architecture of display systems
    • G09G2360/06—Use of more than one graphics processor to process data before displaying to one or more screens
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/001—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes using specific devices not provided for in groups G09G3/02 - G09G3/36, e.g. using an intermediate record carrier such as a film slide; Projection systems; Display of non-alphanumerical information, solely or in combination with alphanumerical information, e.g. digital display on projected diapositive as background

Definitions

  • the present invention relates to the field of intelligent micro terminals, and in particular to a terminal and a method for controlling background projection thereof
  • the micro-intelligent terminal is generally equipped with an intelligent processor and a smart operating system, and has a touch-operated display screen, which integrates the mobile hotspot function and the projection function, and the connection with the external device is mainly wireless, and can also be used. In wired mode, it can also access the Internet wirelessly.
  • the main application scenarios of the smart terminal are as follows: (1) An external device (such as a smart phone or a tablet) can access the terminal through wireless or wired mode to project the content displayed by the external device; (2) can pass the smart terminal The touch display screen operates the smart terminal to access the Internet, and the content to be displayed is projected and played online, or downloaded to the local play projection.
  • the projection with the mobile phone, that is, the content displayed on the screen of the mobile phone is simultaneously projected and played. Then, if the user wants to perform other task operations, the projection must be terminated for operation, which is inconvenient to use. For example, when the user is projecting a video of the mobile phone and wants to view a certain document, he or she has to stop projection for viewing, and if the document does not want to be seen by everyone, the operation is even more inconvenient.
  • an embodiment of the present invention provides a terminal, including at least: an intelligent operation module, configured to receive a background projection instruction from a user, and simultaneously process a first process set to read a projection video signal and set to read Displaying a second process of the video signal; and transmitting the read projection video signal and the display video signal to the video processing module;
  • the first process runs in the background, and the second process runs in the foreground;
  • the video processing module is configured to separately process the received projection video signal and the display video signal, send the processed projection video signal to the projection module, and send the processed display video signal to the display module;
  • a projection module configured to project a received projection video signal
  • a display module configured to display the received display video signal.
  • the terminal further includes:
  • the connection module is configured to receive a projection video signal sent by the external device, and send the received projection video signal to the intelligent operation module.
  • connection module is a wired connection module or a wireless connection module.
  • the embodiment of the invention further provides a method for controlling background projection, which comprises:
  • Detecting a background projection command from the user simultaneously processing a first process set to read the projected video signal and a second process set to read the display video signal;
  • the first process runs in the background, and the second process runs in the foreground;
  • the processed video signal is projected, and the processed display video signal is displayed.
  • the method further comprises:
  • the first process reads the received projection video signal.
  • the receiving the projected video signal from the external device comprises: receiving by wire or wirelessly.
  • the intelligent operation module simultaneously processes the first process of reading the projection video signal and the second process of reading the display video signal to realize the background projection.
  • the user needs to perform other operations while performing projection, and only needs to set the projection to run in the background, and does not need to exit the projection and perform other operations, which is more convenient to use.
  • FIG. 1 is a structural composition diagram of a terminal according to an embodiment of the present invention.
  • FIG. 2 is a flowchart of a method for controlling background projection according to an embodiment of the present invention
  • FIG. 3 is a flowchart of a method according to Embodiment 1 of a method for controlling background projection according to an embodiment of the present invention
  • FIG. 4 is a flowchart of a method for Embodiment 2 of a method for controlling background projection according to an embodiment of the present invention.
  • the embodiment of the present invention provides a terminal, which includes at least:
  • the intelligent operation module is configured to receive a background projection instruction from the user, and simultaneously process a first process set to read the projection video signal and a second process set to read the display video signal; and the read projection video signal and display The video signal is sent to the video output module;
  • the first process runs in the background, and the second process runs in the foreground;
  • the video processing module is configured to separately process the received projection video signal and the display video signal, send the processed projection video signal to the projection module, and send the processed display video signal to the display module;
  • a projection module configured to project a received projection video signal
  • a display module configured to display the received display video signal.
  • the display module may be a touch-sensitive display or a non-touchable display, which is not limited in the embodiment of the present invention.
  • the intelligent operation module is only set to: process the second process; and send the display video signal to the video processing module;
  • the video processing module is only configured to: process the received display video signal, and send the processed display video signal to the display module.
  • the projection module does not work.
  • the video processing module is further configured to: process the received display video signal, and send the processed display video signal to the display module and the projection module.
  • the user can select an application in the terminal as the projection content, and then the projected video signal is the video signal of the application.
  • the external device (such as a smart phone, a tablet computer, a personal computer PC, a smart digital camera, etc.) can also send the projection video signal on the external device to the intelligent operation module through the connection module; after the intelligent operation module receives the projection video signal, the first The process reads the projected video signal.
  • connection module can be a wired connection module or a wireless connection module.
  • the wired connection module connects the external device and the terminal with background projection function in a wired manner, including but not limited to USB, HDML MHL.
  • the wireless connection module wirelessly connects external devices and terminals with background projection capabilities, including but not limited to WIFI, DLNA, 3G, and LTE.
  • an embodiment of the present invention further provides a method for controlling background projection, including: Step 200: Detecting a background projection instruction from a user, simultaneously processing a first process set to read a projection video signal and setting to read Taking a second process of displaying a video signal; wherein, the first process runs in the background, and the second process runs in the foreground;
  • the projection video signal may be derived from the terminal of the embodiment of the present invention, or may be sent to the terminal of the embodiment of the present invention for projection by means of a wired connection or a wireless connection.
  • Step 201 After processing the read projection video signal and the display video signal respectively, projecting the processed projection video signal, and displaying the processed display video signal.
  • the processed display video signal is displayed and projected.
  • the processed display video signal After processing the read display video signal, the processed display video signal is displayed.
  • Step 300 The user turns on the projection module, and completes initialization;
  • Step 301 The user opens an application that needs to be projected, and confirms that the background projection is performed. At this time, the display screen displays a main operation interface, and the display interface of the projection display application;
  • Step 302 After the user adjusts the projection content, other operations may be performed, and the projection is not affected at this time, and the projection content may be adjusted at any time;
  • Step 303 When the user does not want to perform projection, the application is closed, and the background projection page is closed, and the projection is returned to the initialization interface.
  • Step 400 Connect an external device to the terminal of the embodiment of the present invention through a wireless connection module or a wired connection module;
  • Step 401 Performing the setting on the external device and the terminal of the embodiment of the present invention to implement the synchronization and the remote operation, and the terminal of the embodiment of the present invention can be directly operated by using the external device;
  • Step 402 405 is the same as step 300 303 except that the user completes the access on the external device. Operational.
  • the intelligent operation module simultaneously processes the first process of reading the projection video signal and the second process of reading the display video signal to realize the background projection, and the user needs to perform the projection while performing the projection. For other operations, it is only necessary to set the projection to run in the background, without having to exit the projection and perform other operations, which is more convenient to use.
  • the embodiment of the present invention uses a smart operation module to simultaneously process a first process for reading a projection video signal and a method for reading a second process of displaying a video signal to implement background projection, which is required when the user performs projection. For other operations, it is only necessary to set the projection to run in the background, without having to exit the projection and perform other operations, which is more convenient to use.

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computer Hardware Design (AREA)
  • Computer Graphics (AREA)
  • Human Computer Interaction (AREA)
  • General Engineering & Computer Science (AREA)
  • Transforming Electric Information Into Light Information (AREA)
  • Controls And Circuits For Display Device (AREA)

Abstract

提出了一种终端及其控制后台投影的方法，至少包括：智能操作模块，设置为接收来自用户的后台投影指令，同时处理设置为读取投影视频信号的第一进程和设置为读取显示视频信号的第二进程；并将读取的投影视频信号和显示视频信号发送给视频处理模块；其中，第一进程在后台运行，第二进程在前台运行；视频处理模块，设置为对接收到的投影视频信号和显示视频信号分别进行处理，将处理后的投影视频信号发送给投影模块投影，将处理后的显示视频信号发送给显示模块显示。当用户在进行投影的同时需要进行其他操作，只需要将投影设为后台运行，而不需要退出投影再进行其他操作，使用更方便。

Description

一种终端及其控制后台投影的方法
技术领域
本发明涉及智能微型终端领域， 尤其涉及一种终端及其控制后台投影的 方法
背景技术
目前， 投影机的应用已经得到普及， 不仅是人们办公、 会议的得力助手， 也经常出现在家庭和日常生活中。 传统的投影机性能优越、 专业化程度高， 但其体积较大、 不宜携带， 且连接繁瑣， 受使用条件的限制， 越来越不能满 足现在高效、 快速的办公模式。 于是一种集成化、 智能化、 便携化的微型投 影终端慢慢的进入了人们的视线。
这种微型智能终端一般搭载有智能处理器和智能操作系统 , 带有可触控 操作的显示屏， 将移动热点功能与投影功能集成在一起， 与外部设备的连接 主要釆用无线方式， 也可用有线方式， 其自身也可以利用无线方式接入互联 网。 该智能终端的主要应用场景如下： （ 1 )外部设备（如智能手机或平板电 脑）可通过无线或有线方式接入该终端， 将外部设备显示的内容进行投影； ( 2 )可通过该智能终端的触控显示屏操作该智能终端接入互联网， 将所要显 示的内容进行在线播放投影， 或下载到本地播放投影。
目前已经能够实现将投影与手机相结合， 即将手机屏幕显示的内容同时 进行投影播放。 那么， 用户若要进行其它任务操作时， 必须终止投影进行操 作， 使用起来很不方便。 例如， 用户正在将手机的视频进行投影播放时， 还 想查看某个文档， 就得停止投影进行查看， 并且如果这个文档不想被大家看 到， 操作起来就更加不便。
发明内容
本发明实施例的目的是提出一种终端及其控制后台投影的方法， 能够实 现后台投影功能。 为了达到上述目的， 本发明实施例提出了一种终端， 至少包括： 智能操作模块， 设置为接收来自用户的后台投影指令， 同时处理设置为 读取投影视频信号的第一进程和设置为读取显示视频信号的第二进程； 并将 读取的投影视频信号和显示视频信号发送给视频处理模块；
其中， 第一进程在后台运行， 第二进程在前台运行；
视频处理模块， 设置为对接收到的投影视频信号和显示视频信号分别进 行处理， 将处理后的投影视频信号发送给投影模块， 将处理后的显示视频信 号发送给显示模块；
投影模块， 设置为对接收到的投影视频信号进行投影；
显示模块， 设置为显示接收到的显示视频信号。
优选地， 终端还包括：
连接模块， 设置为接收外部设备发送的投影视频信号， 并将接收的投影 视频信号发送给智能操作模块。
优选地， 连接模块为有线连接模块或无线连接模块。
本发明实施例还提出了一种控制后台投影的方法， 包括：
检测到来自用户后台投影指令， 同时处理设置为读取投影视频信号的第 一进程和设置为读取显示视频信号的第二进程；
其中， 第一进程在后台运行， 第二进程在前台运行；
对读取的投影视频信号和显示视频信号分别进行处理后， 将处理后的投 影视频信号进行投影， 显示处理后的显示视频信号。
优选地， 该方法还包括：
接收来自外部设备的投影视频信号；
所述第一进程读取接收到投影视频信号。
优选地， 所述接收来自外部设备的投影视频信号包括： 釆用有线方式或 无线方式接收。
本发明实施例釆用智能操作模块同时处理设置为读取投影视频信号的第 一进程和设置为读取显示视频信号的第二进程的方法来实现后台投影， 当用 户在进行投影的同时需要进行其他操作， 只需要将投影设为后台运行， 而不 需要退出投影再进行其他操作， 使用更方便。 附图概述
下面对本发明实施例中的附图进行说明， 实施例中的附图是对本发明实 施例的进一步理解， 与说明书一起解释本发明实施例， 并不构成对本发明实 施例保护范围的限制。
图 1为本发明实施例终端的结构组成图；
图 2为本发明实施例提出的控制后台投影的方法流程图；
图 3为本发明实施例控制后台投影的方法的实施例一的方法流程图； 图 4为本发明实施例控制后台投影的方法的实施例二的方法流程图。
本发明的较佳实施方式
下面结合附图对本发明实施例作进一步的描述， 并不能用来限制本发明 的保护范围。
参见图 1 , 为了实现后台投影功能， 本发明实施例提出了一种终端， 至 少包括：
智能操作模块， 设置为接收来自用户的后台投影指令， 同时处理设置为 读取投影视频信号的第一进程和设置为读取显示视频信号的第二进程； 并将 读取的投影视频信号和显示视频信号发送给视频输出模块；
其中， 第一进程在后台运行， 第二进程在前台运行；
智能操作模块如何同时处理进程 PA和 PB属于相关技术。
视频处理模块， 设置为对接收到的投影视频信号和显示视频信号分别进 行处理， 将处理后的投影视频信号发送给投影模块， 将处理后的显示视频信 号发送给显示模块；
视频处理模块对接收的投影视频信号和显示视频信号进行哪些处理以及 如何处理属于本领域技术人员的公知常识。 投影模块， 设置为对接收到的投影视频信号进行投影；
显示模块， 设置为显示接收到的显示视频信号。 显示模块可以是可触控 的显示屏， 也可以是非可触控的显示屏， 本发明实施例对此不作限定。
上述终端， 如果用户不需要进行投影播放时， 智能操作模块仅设置为： 处理第二进程； 并将显示视频信号发送给视频处理模块；
视频处理模块仅设置为： 对接收到的显示视频信号进行处理， 将处理后 的显示视频信号发送给显示模块。
而此时投影模块并没有开启工作。
上述终端， 如果用户想将整个屏幕的显示内容作为投影内容， 那么只能 操作模块同样仅设置为：
处理第二进程； 并将显示视频信号发送给视频处理模块；
而视频处理模块还设置为： 对接收到的显示视频信号进行处理， 将处理 后的显示视频信号发送给显示模块和投影模块。
用户可以选择本终端中某一应用作为投影内容， 那么投影视频信号就是 该应用的视频信号。 外部设备（如智能手机、 平板电脑、 个人电脑 PC、 智能 数码相机等 )还可以通过连接模块将外部设备上的投影视频信号发送给智能 操作模块； 智能操作模块接收到投影视频信号后， 第一进程读取该投影视频 信号。
连接模块可以是有线连接模块， 也可以是无线连接模块。
有线连接模块以有线方式连接外部设备和具有后台投影功能的终端， 有 线方式包括但不限于 USB、 HDML MHL。 无线连接模块以无线方式连接外 部设备和具有后台投影功能的终端， 无线方式包括但不限于 WIFI、 DLNA、 3G和 LTE。
参见图 2, 本发明实施例还提出了一种控制后台投影的方法， 包括： 步骤 200、 检测到来自用户的后台投影指令， 同时处理设置为读取投影 视频信号的第一进程和设置为读取显示视频信号的第二进程； 其中， 第一进 程在后台运行， 第二进程在前台运行； 本步骤中， 投影视频信号可以来源于本发明实施例终端， 也可以来源于 外部设备通过有线连接或者无线连接的方式发送到本发明实施例终端进行投 影。
步骤 201、 对读取的投影视频信号和显示视频信号分别进行处理后， 将 处理后的投影视频信号进行投影， 将处理后的显示视频信号进行显示。
上述方法中， 当用户不需要进行投影时， 仅处理所述第二进程； 并将读 取的显示视频信号发送给视频处理模块；
对显示视频信号进行处理后， 显示并投影处理后的显示视频信号。
上述方法中， 当用户想将整个屏幕的显示内容作为投影内容时， 仅处理 所述第二进程；
对读取的显示视频信号进行处理后， 显示处理后的显示视频信号。
实施例一
用户直接将本发明终端中的应用进行后台投影， 包括以下步骤： 步骤 300、 用户开启投影模块， 并完成初始化；
步骤 301、 用户打开需要投影的应用， 并确认进行后台投影， 此时显示 屏一种显示主操作界面， 而投影显示应用的显示界面；
步骤 302、 用户调整好投影内容后， 可进行其他操作， 此时不会影响投 影， 也可随时对投影内容进行调整；
步骤 303、 当用户不想进行投影时， 关闭应用， 后台投影页随之关闭， 此时投影回到初始化界面。
实施例二
将外部设备中的应用进行后台投影， 包括以下步骤：
步骤 400、 将外部设备通过无线连接模块或有线连接模块接入本发明实 施例终端；
步骤 401、 在外部设备和本发明实施例终端上进行设置， 实现同步和远 程操作， 此时可以通过外部设备直接操作本发明实施例终端；
步骤 402 405与步骤 300 303相同， 只是用户在接入的外部设备上完成 操作的。
本发明实施例釆用智能操作模块同时处理设置为读取投影视频信号的第 一进程和设置为读取显示视频信号的第二进程的方法来实现后台投影， 当用 户在进行投影的同时需要进行其他操作， 只需要将投影设为后台运行， 而不 需要退出投影再进行其他操作， 使用更方便。
以上所述的实施例仅是为了便于本领域的技术人员理解而已， 并不用于 限制本发明实施例的保护范围，在不脱离本发明实施例的发明构思的前提下， 本发明实施例的保护范围之内。
工业实用性
本发明实施例釆用智能操作模块同时处理用于读取投影视频信号的第一 进程和用于读取显示视频信号的第二进程的方法来实现后台投影， 当用户在 进行投影的同时需要进行其他操作， 只需要将投影设为后台运行， 而不需要 退出投影再进行其他操作， 使用更方便。

Claims

权 利 要 求 书
1、 一种终端， 至少包括：
智能操作模块， 设置为接收来自用户的后台投影指令， 同时处理设置为 读取投影视频信号的第一进程和设置为读取显示视频信号的第二进程； 并将 读取的投影视频信号和显示视频信号发送给视频处理模块；
其中， 第一进程在后台运行， 第二进程在前台运行；
视频处理模块， 设置为对接收到的投影视频信号和显示视频信号分别进 行处理， 将处理后的投影视频信号发送给投影模块， 将处理后的显示视频信 号发送给显示模块；
投影模块， 设置为对接收到的投影视频信号进行投影；
显示模块， 设置为显示接收到的显示视频信号。
2、 根据权利要求 1所述的终端， 其中， 所述终端还包括：
连接模块， 设置为接收外部设备发送的投影视频信号， 并将接收的投影 视频信号发送给智能操作模块。
3、 根据权利要求 2所述的终端， 其中， 所述连接模块为有线连接模块或 无线连接模块。
4、 一种控制后台投影的方法， 包括：
检测到来自用户后台投影指令， 同时处理设置为读取投影视频信号的第 一进程和设置为读取显示视频信号的第二进程；
其中， 第一进程在后台运行， 第二进程在前台运行；
对读取的投影视频信号和显示视频信号分别进行处理后， 将处理后的投 影视频信号进行投影， 显示处理后的显示视频信号。
5、 根据权利要求 4所述的方法， 其中， 该方法还包括：
接收来自外部设备的投影视频信号；
所述第一进程读取接收到投影视频信号。
6、 根据权利要求 5所述的方法， 其中， 所述接收来自外部设备的投影视 频信号包括： 釆用有线方式或无线方式接收。
PCT/CN2014/076932 2013-11-11 2014-05-07 一种终端及其控制后台投影的方法 Ceased WO2014183580A1 (zh)

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