WO2012009887A1 - 控制屏幕背光的方法和装置 - Google Patents

控制屏幕背光的方法和装置 Download PDF

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Publication number
WO2012009887A1
WO2012009887A1 PCT/CN2010/077706 CN2010077706W WO2012009887A1 WO 2012009887 A1 WO2012009887 A1 WO 2012009887A1 CN 2010077706 W CN2010077706 W CN 2010077706W WO 2012009887 A1 WO2012009887 A1 WO 2012009887A1
Authority
WO
WIPO (PCT)
Prior art keywords
backlight
screen
screen backlight
effective
time
Prior art date
Application number
PCT/CN2010/077706
Other languages
English (en)
French (fr)
Inventor
葛蕴翊
Original Assignee
中兴通讯股份有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 中兴通讯股份有限公司 filed Critical 中兴通讯股份有限公司
Priority to US13/258,890 priority Critical patent/US20120212522A1/en
Priority to EP20100854917 priority patent/EP2485209A4/en
Publication of WO2012009887A1 publication Critical patent/WO2012009887A1/zh

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04MTELEPHONIC COMMUNICATION
    • H04M1/00Substation equipment, e.g. for use by subscribers
    • H04M1/02Constructional features of telephone sets
    • H04M1/22Illumination; Arrangements for improving the visibility of characters on dials
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/34Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
    • G09G3/3406Control of illumination source
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2320/00Control of display operating conditions
    • G09G2320/06Adjustment of display parameters
    • G09G2320/0626Adjustment of display parameters for control of overall brightness
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2330/00Aspects of power supply; Aspects of display protection and defect management
    • G09G2330/02Details of power systems and of start or stop of display operation
    • G09G2330/021Power management, e.g. power saving
    • G09G2330/022Power management, e.g. power saving in absence of operation, e.g. no data being entered during a predetermined time
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04MTELEPHONIC COMMUNICATION
    • H04M1/00Substation equipment, e.g. for use by subscribers
    • H04M1/72Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
    • H04M1/724User interfaces specially adapted for cordless or mobile telephones
    • H04M1/72448User interfaces specially adapted for cordless or mobile telephones with means for adapting the functionality of the device according to specific conditions
    • H04M1/72451User interfaces specially adapted for cordless or mobile telephones with means for adapting the functionality of the device according to specific conditions according to schedules, e.g. using calendar applications

Definitions

  • a screen backlight of various communication electronic product screens can be controlled by itself, such as a mobile terminal such as a mobile phone. But the user's need for screen backlighting is different at different times and environments. For example, in the daytime, the screen should be controlled to high brightness, while in the morning, evening and night, the screen brightness should be lowered and the backlight time should be longer. Therefore, the existing control method of the screen backlight requires manual control for many times a day, which is troublesome to use.
  • a primary object of the present invention is to provide a method and apparatus for controlling a screen backlight to achieve automatic control of a screen backlight.
  • the present invention provides a method for controlling a backlight of a screen, comprising: receiving a screen backlight triggering instruction; querying the preset information includes an effective screen backlight attribute corresponding to a time period of the current time point; and controlling the screen backlight according to the effective screen backlight attribute.
  • the effective screen backlight attribute comprises: an effective screen backlight brightness value and an effective screen backlight duration value.
  • the step of controlling the backlight of the screen according to the effective screen backlight attribute is: controlling the brightness of the screen backlight to the brightness value of the effective screen backlight, and calculating the screen backlight time; when the screen backlight time reaches the effective screen backlight duration value When you turn off the screen backlight.
  • the preset information includes at least two time periods and corresponding screen backlight attributes of each time period; the screen backlight attribute includes: at least one screen backlight brightness value and at least one screen backlight duration value;
  • the effective screen backlight brightness value is one of the screen backlight brightness values; and the effective screen backlight duration value is one of the screen backlight duration values.
  • the time range of each time period includes: a time between the start time point and the end time point in the time period and a start time point.
  • the method for controlling the backlight of the present invention further comprises: receiving a setting instruction, and generating preset information according to the setting instruction.
  • the present invention further provides an apparatus for controlling a backlight of a screen, comprising: a receiving module, configured to receive a screen backlight triggering instruction; and a querying module, configured to query an effective screen backlight attribute corresponding to a time period of the current time point in the preset information;
  • the control module is configured to control the screen backlight according to the effective screen backlight attribute.
  • the effective screen backlight attribute comprises: an effective screen backlight brightness value and an effective screen backlight duration value.
  • the control module includes: a calculating unit, configured to control a screen backlight brightness to the effective screen backlight brightness value, calculate a screen backlight time; and a closing unit, configured to when the screen backlight time reaches an effective screen backlight duration value When you turn off the screen backlight.
  • the preset information includes at least two time periods and corresponding screen backlight attributes of each time period; the screen backlight attribute includes: at least one screen backlight brightness value and at least one screen backlight duration value;
  • the effective screen backlight brightness value is one of the screen backlight brightness values;
  • the effective screen backlight duration value is one of the screen backlight duration values.
  • the time range of each time period includes: a time between the start time point and the end time point in the time period and a start time point.
  • the apparatus for controlling the backlight of the present invention further includes: a generating module, configured to receive a setting instruction, and generate the preset information according to the setting instruction.
  • the method and device for controlling the backlight of the screen of the present invention controls the screen back according to the effective screen backlight attribute by querying the effective screen backlight attribute corresponding to the time period of the current time point in the preset information.
  • the light mode realizes the automatic control of the screen backlight without manual control by the user.
  • FIG. 1 is a flow chart of an embodiment of a method for controlling a backlight of a screen according to the present invention
  • FIG. 2 is a flow chart of controlling a backlight of a screen according to an effective screen backlight attribute of the present invention
  • FIG. 3 is a device for controlling a backlight of a screen of the present invention
  • FIG. 4 is a schematic structural view of another embodiment of a device for controlling a backlight of the present invention.
  • the method includes the following steps: Step S101: Receive a screen backlight triggering instruction; Step S102: Query the preset information to include an effective screen corresponding to a time period of a current time point Backlight attribute; Step S103, controlling the screen backlight according to the effective screen backlight attribute.
  • the screen backlight triggering instruction of the above step S101 may generate (but is not limited to) in the following states: when receiving short messages, receiving incoming call information, viewing information, or generating alarm prompt information.
  • the above-mentioned effective screen backlight attributes include: an effective screen backlight brightness value and an effective screen backlight duration value.
  • the effective screen backlight brightness value and the effective screen backlight duration value corresponding to each time period are respectively one. Further, referring to FIG.
  • the foregoing step S103 specifically includes: Step S201: controlling a screen backlight brightness to the effective screen backlight brightness value, and calculating a screen backlight time; Step S202: When the screen backlight time reaches the effective screen backlight duration value, the screen backlight is turned off.
  • the starting point of calculating the screen backlight time in the above step S201 is the current time point in the above step S101.
  • the preset information includes at least two time periods and corresponding screen backlight attributes of each time period; the screen backlight attributes corresponding to each time period include: at least one screen backlight brightness value and at least one screen backlight duration value;
  • the effective screen backlight brightness value is one of the brightness values of the screen backlight.
  • the effective screen backlight duration value is one of the screen backlight duration values. That is, regardless of how many screen backlight duration values correspond to each time period, one of them is set to the effective screen backlight time value. If a time period corresponds to multiple screen backlight time values, one can select one of the effective screen backlight time values according to the user's needs, and the other is the standby screen backlight time value.
  • the effective screen backlight brightness value and the effective screen backlight duration value constitute the effective screen backlight attribute.
  • Each of the above time periods corresponds to the number of screen backlight brightness values and a specific backlight brightness value, and the number of screen backlight duration values corresponding to each time period and the specific duration value of each screen backlight can be set according to the user's wishes.
  • the time range of each of the foregoing time periods includes: a time between the start time point and the end time point in the time period and a start time point. For example, the time period (7: 00, 17: 00) indicates that 7: 00 is the starting time point of the time period, and 17:00 is the ending time point of the time period.
  • the time range specifically included in the time period is: Start time point 7: 00, start time point 7: 00 and the end time point between 17: 00, but does not include the end time point 17:00.
  • the time range of each of the above time periods can also be defined as: the time between the start time point and the end time point in the time period and the end time point.
  • the time period (7:00, 17:00) means that 7:00 is the starting time point of the time period, and 17:00 is the ending time point of the time period.
  • the time period specifically included in the time period is: the time between the end time point 17:00, the start time point 7:00 and the end time point 17:00, but does not include the start time point 7:00.
  • the valid screen corresponding to the time period of the current time point is included in the preset information.
  • the backlight property of the screen realizes the automatic control of the screen backlight by controlling the backlight of the screen according to the effective backlight property of the screen, without manual control by the user.
  • the method for controlling the backlight of the present invention further includes the following processing steps: receiving a setting instruction, and generating preset information according to the setting instruction. The above setting instructions are written by the user. After the preset information is generated, when the screen backlight triggering instruction is received, the screen backlight can be controlled according to the preset information.
  • an apparatus 10 for controlling backlight of the present invention is provided.
  • the embodiment includes: a receiving module 11, a query module 12, and a control module 13.
  • the receiving module 11 is configured to receive a screen backlight triggering instruction.
  • the querying module 12 is configured to query the effective screen backlight attribute corresponding to the time period of the current time point in the preset information.
  • the control module 13 is configured to control the screen backlight according to the effective screen backlight attribute.
  • the above screen backlight triggering command may generate (but is not limited to) in the following states: when receiving short messages, receiving incoming call information, viewing information, or generating an alarm message.
  • the above-mentioned effective screen backlight attributes include: an effective screen backlight brightness value and an effective screen backlight duration value.
  • the control module 13 includes: a calculating unit, configured to control a screen backlight brightness to the effective screen backlight brightness value, calculate a screen backlight time; and a closing unit, configured to when the screen backlight time reaches an effective screen backlight duration value When you turn off the screen backlight.
  • the starting point for calculating the backlight time of the screen described above is the current time point described above.
  • the preset information includes at least two time periods and corresponding screen backlight attributes of each time period; the screen backlight attributes corresponding to each time period include: at least one screen backlight brightness value and at least one screen backlight duration value;
  • the effective screen backlight brightness value is one of the screen backlight brightness values. That is, regardless of how many screen backlight brightness values are corresponding to each time period, one of them is set to the effective screen backlight brightness value. If a time period corresponds to multiple screen backlight brightness values, you can select one of them to set the effective screen backlight brightness value according to the user's needs, and the other is the standby screen backlight brightness value.
  • the effective screen backlight duration value is one of the screen backlight duration values.
  • each time period Value selects one of the settings to be the effective screen backlight time value. If a time period corresponds to multiple screen backlight time values, one can select one of the effective screen backlight time values according to the user's needs, and the other is the standby screen backlight time value.
  • the effective screen backlight brightness value and the effective screen backlight duration value constitute the effective screen backlight attribute.
  • Each of the above time periods corresponds to the number of screen backlight brightness values and a specific backlight brightness value, and the number of screen backlight duration values corresponding to each time period and the specific duration value of each screen backlight can be set according to the user's wishes.
  • the time range of each of the foregoing time periods includes: a time between the start time point and the end time point in the time period and a start time point.
  • the time period (7: 00, 17: 00) indicates that 7: 00 is the starting time point of the time period, and 17:00 is the ending time point of the time period.
  • the time range specifically included in the time period is: Start time point 7: 00, start time point 7: 00 and the end time point between 17: 00, but does not include the end time point 17:00.
  • the time range of each of the above time periods can also be defined as: the time between the start time point and the end time point in the time period and the end time point.
  • the time period (7:00, 17:00) means that 7:00 is the starting time point of the time period, and 17:00 is the ending time point of the time period.
  • the time period specifically included in the time period is: the time between the end time point 17:00, the start time point 7:00 and the end time point 17:00, but does not include the start time point 7:00.
  • the screen backlight is automatically controlled according to the effective screen backlight attribute to control the screen backlight, without manual control by the user. Referring to FIG.
  • FIG. 4 another embodiment of the apparatus 20 for controlling the backlight of the present invention is provided, including: a receiving module 21, a querying module 22, a control module 23, and a generating module 24.
  • the receiving module 21 is configured to receive a screen backlight triggering instruction.
  • the querying module 22 is configured to query the effective screen backlight attribute corresponding to the time period of the current time point in the preset information.
  • the control module 23 is configured to control the screen backlight according to the effective screen backlight attribute.
  • the generating module 24 is configured to receive a setting instruction, and generate preset information according to the setting instruction. The above setting instructions are written by the user. After the preset information is generated, when the screen backlight trigger command is received, the screen backlight can be controlled according to the preset information.
  • the device for controlling the backlight of the present invention can be applied to various electronic devices having a screen display function, such as a mobile phone, a handheld TV, a media player, and the like. It should be understood that the above are only preferred embodiments of the present invention and may not limit the present invention accordingly.
  • the scope of the patent, the equivalent structure or equivalent process transformations made by the description of the invention and the contents of the drawings, or directly or indirectly applied to other related technical fields, are all included in the scope of patent protection of the present invention.

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Signal Processing (AREA)
  • Liquid Crystal Display Device Control (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Circuit Arrangement For Electric Light Sources In General (AREA)
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Description

控制屏幕背光的方法和装置 技术领域 本发明涉及通信技术领域,尤其是涉及一种控制屏幕背光的方法和装置。 背景技术 现有技术中, 各种通信电子产品屏幕的屏幕背光可以自行控制, 如手机 等移动终端。 但用户在不同的时间和环境中对屏幕背光的需求是不同的。 如 白天阳光下屏幕需控制为高亮度, 而清晨、傍晚和夜间则需将屏幕亮度调低, 且背光时间长些。 因此现有的屏幕背光的控制方法,一天需要手动控制多次, 使用起来麻烦。 发明内容 本发明的主要目的在于提供一种控制屏幕背光的方法和装置, 实现屏幕 背光的自动控制。 本发明提出一种控制屏幕背光的方法,其包括:接收屏幕背光触发指令; 查询预设信息中包含当前时间点的时间段对应的生效屏幕背光属性; 根据生 效屏幕背光属性控制屏幕背光。 优选地, 所述生效屏幕背光属性包括: 生效屏幕背光亮度值和生效屏幕 背光持续时间值。 优选地, 所述才艮据生效屏幕背光属性控制屏幕背光的步骤具体为: 将屏幕背光亮度控制在所述生效屏幕背光亮度值, 计算屏幕背光时间; 当屏幕背光时间达到生效屏幕背光持续时间值时, 关闭屏幕背光。 优选地, 所述预设信息包括至少两个时间段、 各时间段对应的屏幕背光 属性; 所述屏幕背光属性包括: 至少一个屏幕背光亮度值和至少一个屏幕背光 持续时间值; 其中, 所述生效屏幕背光亮度值为所述屏幕背光亮度值中中的一个; 所 述生效屏幕背光持续时间值为所述屏幕背光持续时间值中的一个。 优选地, 每个时间段的时间范围包括: 该时间段内的起始时间点与终了 时间点之间的时间以及起始时间点。 优选地, 本发明的控制屏幕背光的方法还包括: 接收设置指令, 根据设置指令生成预设信息。 本发明另提出一种控制屏幕背光的装置, 其包括: 接收模块, 用于接收 屏幕背光触发指令; 查询模块, 用于查询预设信息中包含当前时间点的时间 段对应的生效屏幕背光属性; 控制模块, 用于根据生效屏幕背光属性控制屏 幕背光。 优选地, 所述生效屏幕背光属性包括: 生效屏幕背光亮度值和生效屏幕 背光持续时间值。 优选地, 所述控制模块包括: 计算单元, 用于将屏幕背光亮度控制在所 述生效屏幕背光亮度值, 计算屏幕背光时间; 以及关闭单元, 用于当屏幕背 光时间达到生效屏幕背光持续时间值时, 关闭屏幕背光。 优选地, 所述预设信息包括至少两个时间段、 各时间段对应的屏幕背光 属性; 所述屏幕背光属性包括: 至少一个屏幕背光亮度值和至少一个屏幕背光 持续时间值; 其中, 所述生效屏幕背光亮度值为所述屏幕背光亮度值中的一个; 所述 生效屏幕背光持续时间值为所述屏幕背光持续时间值中的一个。 优选地, 每个时间段的时间范围包括: 该时间段内的起始时间点与终了 时间点之间的时间以及起始时间点。 优选地, 本发明的控制屏幕背光的装置还包括: 生成模块, 用于接收设 置指令, 根据设置指令生成上述预设信息。 本发明的控制屏幕背光的方法和装置, 通过查询预设信息中包含当前时 间点的时间段对应的生效屏幕背光属性, 根据生效屏幕背光属性控制屏幕背 光的方式, 实现了屏幕背光的自动控制, 无需用户手工控制。 附图说明 图 1是本发明的控制屏幕背光的方法一实施例的流程图; 图 2是本发明的根据生效屏幕背光属性控制屏幕背光的流程图; 图 3 是本发明的控制屏幕背光的装置一实施例的结构示意图; 图 4是本发明的控制屏幕背光的装置另一实施例的结构示意图。 本发明目的的实现、 功能特点及优点将结合实施例, 参照附图故进一步 说明。 具体实施方式 应当理解, 此处所描述的具体实施例仅仅用以解释本发明, 并不用于限 定本发明。 参见图 1 , 提出本发明的控制屏幕背光的方法一实施例, 其包括: 步骤 S 101、 接收屏幕背光触发指令; 步骤 S 102、查询预设信息中包含当前时间点的时间段对应的生效屏幕背 光属性; 步骤 S 103、 根据生效屏幕背光属性控制屏幕背光。 上述步骤 S 101的屏幕背光触发指令可以在以下状态产生 (但不限于): 接收短信息、 接收来电信息、 查看信息或者产生闹铃提示信息时。 进一步地, 上述生效屏幕背光属性包括: 生效屏幕背光亮度值和生效屏 幕背光持续时间值。 每个时间段对应的生效屏幕背光亮度值和生效屏幕背光 持续时间值分别为一个。 进一步地, 参见图 2, 上述步骤 S 103具体包括: 步骤 S201、 将屏幕背光亮度控制在所述生效屏幕背光亮度值, 计算屏幕 背光时间; 步骤 S202、 当屏幕背光时间达到生效屏幕背光持续时间值时, 关闭屏幕 背光。 上述步骤 S201中的计算屏幕背光时间的起始点为上述步骤 S 101中的当 前时间点。 进一步地, 所述预设信息包括至少两个时间段、 各时间段对应的屏幕背 光属性; 每个时间段对应的屏幕背光属性包括: 至少一个屏幕背光亮度值和 至少一个屏幕背光持续时间值; 其中, 所述生效屏幕背光亮度值为所述屏幕 背光亮度值中的一个。 即每个时间段不论对应有多少个屏幕背光亮度值, 选 择其中一个设置为生效屏幕背光亮度值。 如若一个时间段对应有多个屏幕背 光亮度值, 可以根据用户需要从中选择一个设置为生效屏幕背光亮度值, 其 他的则为备用屏幕背光亮度值。 所述生效屏幕背光持续时间值为所述屏幕背 光持续时间值中的一个。 即每个时间段不论对应有多少个屏幕背光持续时间 值, 选择其中一个设置为生效屏幕背光时间值。 如若一个时间段对应有多个 屏幕背光时间值, 可以根据用户需要从中选择一个设置为生效屏幕背光时间 值, 其他的则为备用屏幕背光时间值。 生效屏幕背光亮度值和生效屏幕背光 持续时间值组成所述生效屏幕背光属性。 上述每个时间段对应屏幕背光亮度值个数和具体的背光亮度值, 以及每 个时间段对应的屏幕背光持续时间值个数和每个屏幕背光具体的持续时间值 可以根据用户意愿进行设置。 进一步地, 上述每个时间段的时间范围包括: 该时间段内的起始时间点 与终了时间点之间的时间以及起始时间点。如时间段( 7: 00 , 17: 00 )表示 7: 00 为该时间段的起始时间点, 17:00 为该时间段的终了时间点。 该时间段具体 包括的时间范围为: 起始时间点 7: 00、 起始时间点 7: 00与终了时间点 17: 00 之间的时间, 但不包括终了时间点 17:00。 上述的每个时间段的时间范围也可以定义为: 该时间段内的起始时间点 与终了时间点之间的时间以及终了时间点。如时间段( 7:00 , 17:00 )表示 7:00 为该时间段的起始时间点, 17:00 为该时间段的终了时间点。 该时间段具体 包括的时间为: 终了时间点 17:00、 起始时间点 7:00与终了时间点 17:00之 间的时间, 但不包括起始时间点 7:00。 本实施例, 通过查询预设信息中包含当前时间点的时间段对应的生效屏 幕背光属性, 才艮据生效屏幕背光属性控制屏幕背光的方式, 实现了屏幕背光 的自动控制, 无需用户手工控制。 进一步地, 本发明的控制屏幕背光的方法, 还包括以下处理步骤: 接收 设置指令, 根据设置指令生成预设信息。 上述的设置指令是用户写入的。 上 述预设信息生成后, 当接收到屏幕背光触发指令, 便可根据预设信息对屏幕 背光进行控制。 本发明的控制屏幕背光的方法可应用到具有屏幕显示功能的多种电子设 备中, 如手机、 手持电视、 媒体播放器等多种移动终端电子设备。 参见图 3 , 提出本发明的控制屏幕背光的装置 10—实施例, 其包括: 接 收模块 11、 查询模块 12和控制模块 13。 其中, 接收模块 11 , 用于接收屏幕 背光触发指令。 查询模块 12, 用于查询预设信息中包含当前时间点的时间段 对应的生效屏幕背光属性。 控制模块 13 , 用于根据生效屏幕背光属性控制屏 幕背光。 上述屏幕背光触发指令可以在以下状态产生 (但不限于): 接收短信息、 接收来电信息、 查看信息或者产生闹铃提示信息时。 进一步地, 上述生效屏幕背光属性包括: 生效屏幕背光亮度值和生效屏 幕背光持续时间值。 进一步地, 上述控制模块 13 包括: 计算单元, 用于将屏幕背光亮度控 制在所述生效屏幕背光亮度值, 计算屏幕背光时间; 以及关闭单元, 用于当 屏幕背光时间达到生效屏幕背光持续时间值时, 关闭屏幕背光。 上述计算屏幕背光时间的起始点为以上所述的当前时间点。 进一步地, 上述预设信息包括至少两个时间段、 各时间段对应的屏幕背 光属性; 每个时间段对应的屏幕背光属性包括: 至少一个屏幕背光亮度值和 至少一个屏幕背光持续时间值; 其中,所述生效屏幕背光亮度值为所述屏幕 背光亮度值中的一个。 即每个时间段不论对应有多少个屏幕背光亮度值, 选 择其中一个设置为生效屏幕背光亮度值。 如若一个时间段对应有多个屏幕背 光亮度值, 可以根据用户需要从中选择一个设置为生效屏幕背光亮度值, 其 他的则为备用屏幕背光亮度值。 所述生效屏幕背光持续时间值为所述屏幕背 光持续时间值中的一个。 即每个时间段不论对应有多少个屏幕背光持续时间 值, 选择其中一个设置为生效屏幕背光时间值。 如若一个时间段对应有多个 屏幕背光时间值, 可以根据用户需要从中选择一个设置为生效屏幕背光时间 值, 其他的则为备用屏幕背光时间值。 生效屏幕背光亮度值和生效屏幕背光 持续时间值组成所述生效屏幕背光属性。 上述每个时间段对应屏幕背光亮度值个数和具体的背光亮度值, 以及每 个时间段对应的屏幕背光持续时间值个数和每个屏幕背光具体的持续时间值 可以根据用户意愿进行设置。 进一步地, 上述每个时间段的时间范围包括: 该时间段内的起始时间点 与终了时间点之间的时间以及起始时间点。如时间段( 7: 00 , 17: 00 )表示 7: 00 为该时间段的起始时间点, 17:00 为该时间段的终了时间点。 该时间段具体 包括的时间范围为: 起始时间点 7: 00、 起始时间点 7: 00与终了时间点 17: 00 之间的时间, 但不包括终了时间点 17:00。 上述的每个时间段的时间范围也可以定义为: 该时间段内的起始时间点 与终了时间点之间的时间以及终了时间点。如时间段( 7:00 , 17:00 )表示 7:00 为该时间段的起始时间点, 17:00 为该时间段的终了时间点。 该时间段具体 包括的时间为: 终了时间点 17:00、 起始时间点 7:00与终了时间点 17:00之 间的时间, 但不包括起始时间点 7:00。 本实施例, 通过查询预设信息中包含当前时间点的时间段对应的生效屏 幕背光属性, 才艮据生效屏幕背光属性控制屏幕背光的方式, 实现了屏幕背光 的自动控制, 无需用户手工控制。 参见图 4, 提出本发明的控制屏幕背光的装置 20另一实施例, 包括: 接 收模块 21、 查询模块 22、 控制模块 23和生成模块 24。 接收模块 21 , 用于 接收屏幕背光触发指令。 查询模块 22, 用于查询预设信息中包含当前时间点 的时间段对应的生效屏幕背光属性。 控制模块 23 , 用于根据生效屏幕背光属 性控制屏幕背光。 生成模块 24, 用于接收设置指令, 根据设置指令生成预设 信息。 上述的设置指令是用户写入的。 预设信息生成后, 当接收到屏幕背光 触发指令, 便可根据预设信息对屏幕背光进行控制。 本发明的控制屏幕背光的装置可应用到具有屏幕显示功能的多种电子设 备中, 如手机、 手持电视、 媒体播放器等多种移动终端电子设备。 应当理解的是, 以上仅为本发明的优选实施例, 不能因此限制本发明的 专利范围, 凡是利用本发明说明书及附图内容所作的等效结构或等效流程变 换, 或直接或间接运用在其他相关的技术领域, 均同理包括在本发明的专利 保护范围内。

Claims

权 利 要 求 书
1. 一种控制屏幕背光的方法, 其特征在于, 包括:
接收屏幕背光触发指令;
查询预设信息中包含当前时间点的时间段对应的生效屏幕背光属 性;
才艮据生效屏幕背光属性控制屏幕背光。
2. 根据权利要求 1所述的控制屏幕背光的方法, 其特征在于,
所述生效屏幕背光属性包括: 生效屏幕背光亮度值和生效屏幕背 光持续时间值。
3. 根据权利要求 2所述的控制屏幕背光的方法, 其特征在于, 所述根据 生效屏幕背光属性控制屏幕背光的步骤具体为:
将屏幕背光亮度控制在所述生效屏幕背光亮度值, 计算屏幕背光 时间;
当屏幕背光时间达到生效屏幕背光持续时间值时,关闭屏幕背光。
4. 根据权利要求 3所述的控制屏幕背光的方法, 其特征在于, 所述预设 信息包括至少两个时间段、 各时间段对应的屏幕背光属性;
所述屏幕背光属性包括: 至少一个屏幕背光亮度值和至少一个屏 幕背光持续时间值;
其中,所述生效屏幕背光亮度值为所述屏幕背光亮度值中的一个; 所述生效屏幕背光持续时间值为所述屏幕背光持续时间值中的一个。
5. 根据权利要求 1至 4任一项所述的控制屏幕背光的方法,其特征在于, 每个时间段的时间范围包括: 该时间段内的起始时间点与终了时 间点之间的时间以及所述起始时间点。
6. 根据权利要求 1至 4任一项所述的控制屏幕背光的方法,其特征在于, 还包括:
接收设置指令, 根据所述设置指令生成所述预设信息。
7. 一种控制屏幕背光的装置, 其特征在于, 包括:
接收模块, 用于接收屏幕背光触发指令;
查询模块, 用于查询预设信息中包含当前时间点的时间段对应的 生效屏幕背光属性;
控制模块, 用于根据生效屏幕背光属性控制屏幕背光。
8. 根据权利要求 7所述的控制屏幕背光的装置, 其特征在于,
所述生效屏幕背光属性包括: 生效屏幕背光亮度值和生效屏幕背 光持续时间值。
9. 根据权利要求 8所述的控制屏幕背光的装置, 其特征在于, 所述控制 模块包括:
计算单元,用于将屏幕背光亮度控制在所述生效屏幕背光亮度值, 计算屏幕背光时间; 以及 关闭单元, 用于当屏幕背光时间达到所述生效屏幕背光持续时间 值时, 关闭屏幕背光。
10. 根据权利要求 9所述的控制屏幕背光的装置, 其特征在于, 所述预设 信息包括至少两个时间段、 各时间段对应的屏幕背光属性;
所述屏幕背光属性包括: 至少一个屏幕背光亮度值和至少一个屏 幕背光持续时间值;
其中,所述生效屏幕背光亮度值为所述屏幕背光亮度值中的一个; 所述生效屏幕背光持续时间值为所述屏幕背光持续时间值中的一个。
11. 根据权利要求 7至 10任一项所述的控制屏幕背光的装置,其特征在于, 每个时间段的时间范围包括: 该时间段内的起始时间点与终了时 间点之间的时间以及起始时间点。
12. 根据权利要求 7至 10任一项所述的控制屏幕背光的装置,其特征在于, 还包括: 生成模块, 用于接收设置指令, 根据所述设置指令生成所述 预设信息。
PCT/CN2010/077706 2010-07-22 2010-10-13 控制屏幕背光的方法和装置 WO2012009887A1 (zh)

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