WO2010106809A1 - Dispositif d'affichage, procédé d'affichage, programme et support d'enregistrement - Google Patents

Dispositif d'affichage, procédé d'affichage, programme et support d'enregistrement Download PDF

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Publication number
WO2010106809A1
WO2010106809A1 PCT/JP2010/001969 JP2010001969W WO2010106809A1 WO 2010106809 A1 WO2010106809 A1 WO 2010106809A1 JP 2010001969 W JP2010001969 W JP 2010001969W WO 2010106809 A1 WO2010106809 A1 WO 2010106809A1
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WO
WIPO (PCT)
Prior art keywords
display
information
power consumption
display device
video
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PCT/JP2010/001969
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English (en)
Japanese (ja)
Inventor
平田浩一
平澤尚美
中川仁美
尾崎満春
高畑志生
高久晃一
清水隆匡
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シャープ株式会社
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Publication of WO2010106809A1 publication Critical patent/WO2010106809A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/431—Generation of visual interfaces for content selection or interaction; Content or additional data rendering
    • H04N21/4312—Generation of visual interfaces for content selection or interaction; Content or additional data rendering involving specific graphical features, e.g. screen layout, special fonts or colors, blinking icons, highlights or animations
    • H04N21/4316—Generation of visual interfaces for content selection or interaction; Content or additional data rendering involving specific graphical features, e.g. screen layout, special fonts or colors, blinking icons, highlights or animations for displaying supplemental content in a region of the screen, e.g. an advertisement in a separate window
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/442—Monitoring of processes or resources, e.g. detecting the failure of a recording device, monitoring the downstream bandwidth, the number of times a movie has been viewed, the storage space available from the internal hard disk
    • H04N21/4424—Monitoring of the internal components or processes of the client device, e.g. CPU or memory load, processing speed, timer, counter or percentage of the hard disk space used
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/47—End-user applications
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/47—End-user applications
    • H04N21/488—Data services, e.g. news ticker

Definitions

  • the present invention relates to a display device, a display method, a program, and a recording medium that display information related to power consumption in real time.
  • Japan In order to deal with global environmental problems, the Kyoto Protocol has set reduction targets for greenhouse gases including carbon dioxide in each country. Japan promises the world to work on a 6% reduction.
  • the screen brightness is lowered while displaying a demo (for example, the light receiving part of the illuminance sensor provided in the television is closed by hand)
  • the display brightness of the screen is lowered.
  • the power consumption of the TV is reduced.
  • CES consumer electronics show
  • Philips the power consumption ratio (operating power between the maximum and minimum values) for each AV position (for example, Personal / Sports / Standard / Movie / Game / Power Saver) ) Is displayed as a vertical bar
  • an Eco TV that displays the power consumption during operation dynamically as a digital value was displayed on a dedicated Power Level Meter (power meter: display) installed beside the TV. .
  • Patent Document 1 describes a television receiver that stores a viewing start time and a viewing end time for the past several times in a memory and displays the stored information as a history on a screen as a graph. Further, in Patent Document 2, when the power consumption should be reduced, the mode is automatically switched to the ultra-low power consumption mode, and the information is automatically reduced to the minimum screen display brightness that can be obtained. A video display device that minimizes power consumption for displaying video is described. Patent Document 3 describes a power consumption level display device that quantitatively displays on-screen power consumption on a CRT (Cathode ray tube) screen by operating a power consumption display switch in a television receiver. Has been.
  • CTR Cathode ray tube
  • Patent Document 4 describes a television receiver that displays power consumption quantitatively on-screen on a CRT screen by operating a power consumption display switch in a television receiver.
  • Japanese Patent Gazette Japanese Patent Gazette "Japanese Patent Laid-Open No. 9-46608 (published February 14, 1997)” International Publication Pamphlet “2006/040998 (April 20, 2006)” Japanese Patent Gazette “Japanese Patent Laid-Open No. 7-212666 (published on August 11, 1995)” Japanese Patent Publication “JP 2007-288432 A (published on November 1, 2007)”
  • Patent Document 3 does not describe at all how to specifically display the power consumption quantitatively.
  • the present invention has been made in view of the above-described problems, and the purpose of the present invention is to enable the user to grasp at a glance the ratio of the power consumption reduction effect on the screen of the display device currently operating. It is to provide a display device.
  • the display device includes an acquisition unit that acquires information about power consumption in the device, a conversion unit that converts the information about power consumption into information for display, and at least And a display means for displaying the display information in real time.
  • the display device converts information related to power consumption in the device itself into display information, and displays the display information in real time.
  • the power consumption in the display device is, for example, a value calculated based on the brightness of the video displayed by the display means, the backlight setting value, or the speaker volume setting value.
  • the display device converts the information on power consumption into display information and displays it. That is, the display information here is information displayed on the display device so that the user can visually confirm the power consumption of the display device.
  • the display means displays the converted information on a display panel or the like.
  • the display means displays the display information in real time
  • the power consumption of the display device that changes every moment can be displayed dynamically.
  • the display device converts information related to power consumption in the device itself into display information and displays it in real time. Therefore, it is possible to easily grasp the power consumption of the display device that the user is currently operating. As a result, the user's awareness of energy saving can be increased.
  • the user can check how much the power consumption changes due to his / her own device operation. it can.
  • the display method includes an acquisition step of acquiring information on power consumption in the device itself, a conversion step of converting the information on power consumption into information for display, and at least And a display step for displaying the display information in real time.
  • the information on the power consumption in the own device is converted into information for display and displayed in real time. Therefore, it is possible to easily grasp the power consumption of the display device that the user is currently operating. As a result, the user's awareness of energy saving can be increased.
  • the display device includes an acquisition unit that acquires information about power consumption in the own device, a conversion unit that converts the information about power consumption into display information, and at least the display unit. Since the display means for displaying the information in real time is provided, it is possible to grasp at a glance the ratio of the effect of reducing the power consumption on the screen of the display device currently operated by the user.
  • FIG. 6A is a diagram illustrating an internal configuration of the power consumption information acquisition unit
  • FIG. 6B is a diagram illustrating time-average power characteristics measured from a sound signal measured for a certain time.
  • FIG. 6C is a diagram showing the average audio signal power consumption power characteristic.
  • FIG. 6 is an explanatory diagram showing an example of an operation mode of information for display in the display device according to the embodiment of the present invention, and shows display based on the type of B-CAS card.
  • FIG. 6 is an explanatory diagram showing an example of an operation mode of information for display in the display device according to the embodiment of the present invention, and shows display based on the type of B-CAS card. It is explanatory drawing which shows the example of a display of the screen in the energy saving mode of the display apparatus which concerns on one Embodiment of this invention. It is explanatory drawing which shows the example of a display of the screen in the energy saving mode of the display apparatus which concerns on one Embodiment of this invention.
  • FIG. 1 is a block diagram showing a configuration of a display device 1 according to an embodiment of the present invention.
  • a display device 1 according to the present embodiment includes a display panel 2, a backlight 3, an input unit (setting unit) 4, a power consumption information acquisition unit (acquisition unit) 5, a video acquisition unit (video acquisition unit) 6, and power consumption information.
  • Conversion unit (conversion unit) 7, overlay processing control unit (control unit) 8, external light measurement unit (measurement unit) 9, operation mode switching unit (switching unit) 10, backlight control unit (display screen luminance control unit) 11, a display unit (display means) 12 and a speaker 13 are provided.
  • the display device 1 is a display device that displays power consumed in the device itself in real time. Specifically, the display device 1 converts information on power consumption in the display device 1 into display information, and displays the converted display information on the display panel 2 in real time.
  • information regarding power consumption is intended to be information regarding power consumed by each device of the display device 1 during operation of the display device 1.
  • Examples of the information regarding power consumption include power consumed by the luminance of the backlight 3, the volume of the speaker 13, the luminance of the display panel 2, and the like.
  • “information for display” is intended to be information generated so that information related to power consumption is displayed on the display panel 2.
  • the display panel 2 is a panel that functions as a display screen that actually displays video and display information. Specifically, the display panel 2 displays based on the video input from the display unit 12 and display information.
  • the backlight 3 is a light source that irradiates the display panel 2, and is provided on the back surface of the display panel 2.
  • the backlight 3 may be, for example, a CCFL (cold cathode fluorescent lamp) 24 as shown in FIG. 2, or an LED (light-emitting diode) 33 as shown in FIG. Also good. 2 and 3 are explanatory views showing the backlight 3 of the display device 1 according to the embodiment of the present invention.
  • the backlight 3 is used as the light source of the display panel 2.
  • the present invention is not limited to this.
  • a front light or an edge light may be used.
  • the input unit 4 receives the setting of the brightness of the backlight 3 or the volume of the speaker 13 by the user (user).
  • the input unit 4 receives setting information output from a remote controller (operation terminal) (not shown) or an operation key provided in a part of the display device 1, for example, and outputs the setting information to the power consumption information acquisition unit 5.
  • the input unit 4 can be set by the user, for example, whether or not display information is displayed, and the operation mode is switched to an energy saving mode to be described later. It accepts settings for various operations in the display device 1.
  • the power consumption information acquisition unit 5 acquires information on power consumption in the display device 1. That is, in the present embodiment, the power consumption information acquisition unit 5 first calculates the average power in the luminance of the backlight 3 or the volume of the speaker 13, and based on this value, the luminance of the backlight 3 or the volume of the speaker 13 is calculated. Find the power consumption at.
  • the target for calculating the power consumption is not limited to this, and may be a preset brightness setting value of the backlight 3 or a volume setting value of the speaker 13, for example. Further, when an edge light type or a front light type is adopted as the light source, for example, the power consumption may be obtained from the average power in the luminance of these light sources, or the preset luminance setting values of these light sources. Power consumption may be obtained from One or more types may be calculated as the calculation target. Note that a method of calculating power consumption in the power consumption information acquisition unit 5 will be described later.
  • the power consumption information acquisition unit 5 acquires information on power consumption at regular intervals.
  • the “certain time” is intended to be a period during which the display information can be displayed so as to change dynamically with the passage of time. For example, if the information is acquired every second and simultaneously converted into display information, the display unit 12 can display the display information in real time every second.
  • display in real time is intended to display the power currently consumed in the display device 1 so as to change dynamically with the passage of time.
  • the interval at which the display changes may be set to an interval that allows the user to recognize a change in power consumption in the display device 1 that is currently operating.
  • the video acquisition unit 6 acquires video information such as a TV program from a tuner or a content distribution server (not shown), for example, and outputs it to the display unit 12.
  • video information When the video information is output to the display unit 12, for example, the video information may be processed based on information stored in advance for generating content to be displayed.
  • Examples of a video acquisition destination by the video acquisition unit 6 include a broadcast wave, a communication network, an external storage device, an internal storage device, or a recording medium. That is, the display device 1 can be connected to an external connection device, and accepts insertion of a detachable recording medium such as BD, DVD, or CD.
  • the power consumption information conversion unit 7 converts the information on the power consumption acquired by the power consumption information acquisition unit 5 into display information. That is, the power consumption information conversion unit 7 generates information to be displayed on the display panel 2 from information related to power consumption, and obtains display information. In addition, the power consumption information conversion unit 7 outputs the obtained display information to the display unit 12.
  • the superimposition processing control unit 8 controls processing when the display unit 12 displays information for display superimposed on the input video (OSD: on-screen display). Hereinafter, this process is referred to as “superposition process”.
  • the overlay process control unit 8 can control the overlay process based on the measurement information measured by the external light measurement unit 9. For example, based on the measurement information, the superimposition processing control unit 8 superimposes display information such as a bar indicating the power consumption level generated from the power consumption information or the background thereof on the video.
  • the control based on the measurement information measured by the external light measurement unit 9 is, for example, measuring ambient brightness with a brightness sensor such as an RGB sensor, and backlight brightness or screen brightness according to the brightness. Or adjusting the brightness of the OSD video displayed on the display panel 2 over the video.
  • the presence / absence of control of superimposition processing refers to whether control is performed based on the measurement information measured by the external light measurement unit 9 when the display unit 12 displays the video and the display information in an overlapping manner. For example, there is an operation of setting “ON / OFF” of the optical sensor.
  • the display unit 12 displays information regarding the presence or absence of control of the overlay process.
  • the display unit 12 displays information that allows the user to select whether the optical sensor is “ON” or “OFF” in order to set whether or not the overlay process is controlled.
  • the superimposing process control unit 8 controls the superimposing process
  • the superimposing process control unit 8. Does not control the overlay process.
  • the external light measurement unit 9 measures the illuminance environment around the display device 1 using a sensor. For example, the external light measurement unit 9 measures the amount of external light of the display device 1 using an optical sensor. In this case, the overlay processing control unit 8 controls the overlay processing based on the amount of external light incident on the display device 1.
  • the backlight control unit 11 slightly reduces the brightness of the screen according to the measurement result of the sensor. As a result, power consumption can be reduced.
  • the measurement information for example, use time zone information obtained by measuring a time zone in which the user uses the display device 1 can be cited. According to this, a time zone in which the user mainly uses the display device 1 can be assumed. For example, when the usage time zone information is measured from the viewing time history of the user, if it is assumed that the user uses the display device 1 mainly at night, the brightness of the display panel 2 is accordingly changed. Can be adjusted.
  • the operation mode switching unit 10 switches the operation mode of the display device 1.
  • the operation mode is various forms for displaying information for display on the display panel 2.
  • the display unit 12 displays information for display in a form corresponding to the operation mode.
  • the switching by the operation mode switching unit 10 can be performed based on encrypted information stored in a recording medium (not shown) and recognizing the display device 1 individually.
  • this recording medium include a B-CAS card.
  • the operation mode switching unit 10 switches the operation mode based on the type of the B-CAS card inserted into the display device 1.
  • the backlight control unit 11 controls the luminance of the backlight 3 according to the measurement information measured by the external light measurement unit 9 using an optical sensor. Thereby, the power consumption in the display device 1 can be reduced according to the illuminance environment around the display device 1. Further, for example, when the input unit 4 receives an instruction to reduce the luminance of the display panel 2, the backlight control unit 11 controls the luminance of the backlight 3 so as to reduce the luminance of the display panel 2. Also good.
  • the display device 1 can be set to an operation mode called “energy saving mode” that operates to automatically reduce power consumption. This energy saving mode is set by a user instruction via a remote controller or the like. Can be switched.
  • the power consumption may be reduced by controlling the luminance of the backlight 3. Details of the operation in the energy saving mode will be described later.
  • the display device 1 includes user detection means (not shown) that detects users around the device, the backlight control unit 11 determines whether the user is detected by the user detection means. Thus, the luminance of the backlight 3 may be controlled.
  • the backlight control unit 11 controls the luminance of the backlight 3 according to the ambient external light measured by the optical sensor.
  • a means for controlling the luminance of the display panel 2 according to the measured external light may be provided.
  • the backlight control unit 11 is provided as a means for controlling the light source.
  • the light source can be controlled by means that can control each light source. I just need it.
  • the display unit 12 outputs the display information input from the power consumption information conversion unit 7 to the display panel 2. That is, the display unit 12 outputs the display information to the display panel 2 so that the display information is displayed in real time.
  • the display unit 12 outputs display information to the display panel 2
  • the display information is displayed in, for example, a graph display, a transparent display, a display by color, and a display that differs depending on the AV position or audio mode. Can do.
  • the display unit 12 may display information for display when the user detection unit detects a user around the device.
  • the user detecting means is means for detecting a user who satisfies a predetermined position condition based on the position of the user who uses the user apparatus.
  • the predetermined position condition may be a range set appropriately, such as a range of 3 meters from the display panel 2 side of the display device 1, a range of a viewing angle of 90 degrees, and a vertical angle of 40 degrees. This position condition may be recorded in advance in a memory included in the display device 1 or may be recorded in advance in a memory included in the user detection unit.
  • the distance which can perceive the distance from the display apparatus 1 to a user, or the human sensor which only detects whether the user exists in the predetermined range from the display apparatus 1 examples include sensors.
  • the display unit 12 may automatically end the display information when the detected user is no longer detected after the user detection unit detects the user within the detection range. A specific display form of display information will be described later.
  • FIG. 4 is a bar graph showing power consumption in the display device 1 according to an embodiment of the present invention.
  • the display device 1 displays display information in real time. That is, in the display device 1 according to the present embodiment, the power consumption information acquisition unit 5 acquires information on power consumption at regular intervals. For this reason, the latest display information generated from the information related to the latest power consumption acquired by the power consumption information acquisition unit 5 and the display power generated in the past than the latest display power. Can be displayed in association with each other.
  • the power consumption of “current”, “1 second ago”, “2 seconds ago”, and “3 seconds ago” is simultaneously displayed in a time series as a bar graph, so that the user Can easily check the current and past power consumption. Also, by displaying the display information acquired at intervals of 1 second, for example, the user can check how much the power consumption changes with his / her operation by increasing or decreasing the volume level. it can. Therefore, it is possible to raise awareness about energy saving.
  • the power consumption level (shaded area) 41 of the volume, the power consumption level (shaded area) 42 of the backlight 3, and the other power consumption level (white area) 40 of the display device 1 By displaying the portions where power is mainly consumed, it is possible to confirm where the power is actually consumed.
  • the brightness of the backlight 3 is linked. It can be easily observed that the power consumption level 42 of the backlight decreases. Thus, the user can recognize how the power consumption changes due to the change in the luminance of the backlight 3.
  • the power consumption information acquisition unit 5 acquires information on power consumption while the video acquisition unit 6 performs a process of switching the video to be acquired to another video. It is preferable to pause. Similarly, the power consumption information acquisition unit 5 preferably pauses the display of display information while the video acquisition unit 6 executes a process of switching the video to be acquired to another video.
  • the video acquisition unit 6 when the video acquisition unit 6 is executing a process of switching the video to be acquired to another video, the screen during the process is not displayed, that is, black. In this state, the power consumption such as the luminance of the display panel 2 is extremely reduced, and the information regarding the power consumption is not continuous.
  • information on power consumption can be continuously displayed by temporarily obtaining information about power consumption or displaying information for display.
  • the form of displaying the display information is not limited to this, and for example, it may be displayed as a line graph as shown in FIG.
  • FIG. 5 is a line graph showing power consumption in the display device 1 according to an embodiment of the present invention.
  • the brightness of the backlight 3, the volume of the speaker 13, the brightness setting value of the backlight 3 that is set in advance, or the volume setting value of the speaker 13 is set in the display device 1. Obtain power consumption.
  • FIGS. 6 (a) to 6 (c) a method for obtaining the power consumption in the display device 1 from the volume setting value of the volume of the speaker 13 will be described with reference to FIGS. 6 (a) to 6 (c).
  • FIGS. 6 (a) to 6 (c) To do. 6A is a diagram illustrating an internal configuration of the power consumption information acquisition unit 5, and FIG. 6B is a diagram in which time-average power characteristics are measured from a sound signal measured for a certain time.
  • FIG. 6 (c) is a diagram showing an audio signal average power-power consumption characteristic.
  • the power consumption information acquisition unit 5 includes an audio signal average power calculation unit 51 and a signal amplifier power consumption estimation table 52.
  • the audio signal average power calculation means 51 When the audio signal average power calculation means 51 outputs the audio of the video signal acquired by the video acquisition unit 6 from the speaker 13, the audio signal is calculated from the audio signal measured for a certain time at a preset volume setting value. Average power is calculated. Furthermore, the sound signal average power calculation means 51 calculates each sound signal average power when the volume setting value is changed from the minimum value to the maximum value.
  • the power consumption estimation table 52 of the signal amplifier shows the average power of each audio signal and the power consumption of the entire audio processing circuit when the volume setting value is changed from the minimum value to the maximum value (for example, the input of the speaker 13 (not shown)).
  • Data of power value (corresponding to current value ⁇ voltage value) at the terminal portion is stored in a table. Using this table value, the power consumption in the audio processing circuit, that is, the speaker 13 is obtained.
  • the power consumption information acquisition unit 5 outputs information on the power consumption thus obtained to the power consumption information conversion unit 7.
  • FIGS. 7 and 8 are explanatory diagrams showing an example of an operation mode of information for display in the display device according to the embodiment of the present invention, and display based on the type of the B-CAS card.
  • the B-CAS card is an IC card used for copyright protection of digital broadcast programs or viewing of pay broadcasts.
  • the operation mode switching unit 10 switches the operation mode based on the type of the B-CAS card inserted into the display device 1.
  • display information 14a is displayed as shown in FIG.
  • display information 14b is displayed as shown in FIG.
  • the display information 14a when the store B-CAS card is inserted is the display information 14b when the store B-CAS card is inserted.
  • the display ratio with respect to the video 15 is larger than that.
  • the display device 1 when the display device 1 is displayed at a storefront, the size of the graph or font is displayed large, so that the user can easily recognize the state of the dynamic fluctuation ratio of the power consumption level. Appeal on the screen.
  • the simplification of the graph or the display of the font size is reduced, so that the image being viewed is not disturbed.
  • the display ratio of the display information 14a to the video 15 can be switched depending on the type of the B-CAS card inserted.
  • the B-CAS card includes, for example, a red card, a blue card, and a CATV dedicated card (orange).
  • the red card is a card that supports BS, 110-degree CS, and a three-wave shared receiver for digital terrestrial broadcasting.
  • the red card is a BS, 110 degree CS, and terrestrial retransmission credit card. Even if it is written on the back of the red card as dedicated to BS digital, it is possible to use 3 waves by receiving a download service. .
  • the blue card is a card that is compatible with a digital terrestrial broadcast receiver.
  • the blue card is intended to reduce the payment of the license fee to B-CAS.
  • BS and 110-degree CS can be received, but CS paid programs cannot be contracted.
  • the CATV dedicated card is a card compatible with a digital CATV (integrated digital system) dedicated receiver, and is issued as a set together with a red card.
  • the B-CAS card is not limited to this.
  • a terrestrial digital card for special built-in use
  • a store display TV only also included are limited-use B-CAS cards, such as white cards, limited-use yellow cards, and business-use black cards.
  • the display device 1 can be set to an operation mode called “energy saving mode” (also referred to as a save mode) that operates to automatically reduce power consumption.
  • Energy saving mode also referred to as a save mode
  • Switching to the energy saving mode can be performed by a user's arbitrary operation. For example, the switching may be performed when the user presses a button for switching to the energy saving mode, which is provided in advance on the remote control. Switching may be performed by a user pressing a switching button provided on the main body of the apparatus 1.
  • 9 to 11 are explanatory diagrams showing display examples of screens in the energy saving mode of the display device 1. FIG.
  • the target to be operated so as to reduce the power consumption in the energy saving mode is not particularly limited.
  • the power consumption may be reduced by controlling the luminance of the backlight 3 to be reduced.
  • the power consumption in the normal viewing mode that is, the mode set before switching to the energy saving mode
  • the power consumption in the energy saving mode can be compared and displayed in real time.
  • FIG. 9A when the screen set in the normal viewing mode (FIG. 9A) is switched to the energy saving mode, the screen shown in FIG. 9B is displayed.
  • information 61 such as a channel call and attached information 63 regarding the selected program are displayed on the video 60, and display information 62 is displayed in an overlapping manner.
  • a bar graph “A” generated from the power consumption in the normal viewing mode and a graph “B” generated from the power consumption in the energy saving mode are displayed. Yes.
  • “OFF” or “ON” indicates whether or not the energy saving mode is set.
  • the power consumption amount directly obtained from the current brightness setting value or the value calculated by the power consumption information acquisition unit 5 from the brightness value of the backlight 3 is the power consumption in the energy saving mode corresponding to the bar graph “B”. Therefore, the power consumption in the normal viewing mode corresponding to the bar graph “A” may be derived using, for example, a preset calculation formula.
  • the graph generated from the information about the power consumption before the backlight control unit 11 reduces and the graph generated from the information about the power consumption after the backlight control unit 11 reduces are displayed simultaneously. Can do. Therefore, it is possible to grasp at a glance the current power consumption when the energy saving mode is turned on and when it is turned off.
  • the position of the scale “a” indicates that the power consumption is “0”, and the position of the scale “c” indicates a constant value (for example, the backlight 3 of the backlight 3) that is not less than the maximum value of the power consumption.
  • the position of the scale “b” is an intermediate value between the scale “a” and the scale “c”. It shows that.
  • what is necessary is just to set the value which these scales show according to the specification of the display apparatus 1 suitably.
  • a comparison state of power consumption shown in FIG. 10 is displayed.
  • a caution display such as “in power saving mode” may be displayed in place of either or both of the bar graph “A” and the bar graph “B”.
  • the display device 1 when the display device 1 is switched to the energy saving mode, the real-time power consumption in the energy saving mode and the normal viewing mode is simultaneously displayed as display information. Therefore, the user can intuitively understand how much power consumption can be reduced by setting the energy saving mode.
  • the degree to which power consumption is reduced may be prepared in advance as several patterns, and an icon may be displayed so that the set pattern can be recognized at a glance.
  • a leaf icon may be displayed next to the channel call to express which pattern is set according to the number of leaves.
  • FIG. 11 the figure which expanded the information 61 is shown.
  • the number of leaves is set to one when the pattern is set to lower the luminance of the backlight 3 by 10%
  • the number of leaves is set to two when the pattern is set to reduce the luminance of the backlight 3 by 30%. It may be changed such as making a sheet. As a result, it is possible to further highlight the environment-conscious setting for the user.
  • the information 61 is displayed as shown in FIG. 9C by further pressing the switching button described above. You can switch to a screen that leaves only As a result, it is possible to prevent the user's viewing from being hindered and to further highlight the environment-conscious setting.
  • the optical sensor In the energy saving mode, it is preferable to automatically set the optical sensor to “ON”. Thereby, the amount of power consumption reduction can be changed effectively according to the surrounding brightness.
  • the light sensor When the light sensor is “ON”, the graph calculated from the luminance value of the backlight 3 displayed in the region 62 varies depending on the ambient brightness.
  • the display device 1 includes a user detection unit
  • the energy saving mode when the energy saving mode is set, if the user detection unit does not detect a user within a predetermined range within a predetermined time, the ( It is also possible to switch to a screen that leaves only the display of the information 61 shown in c).
  • FIG. 12 is an explanatory diagram showing an example of an operation mode of information for display in the display device 1 according to an embodiment of the present invention, and is a bar graph showing highlighted display of power consumption.
  • the power consumption level ratio is higher than that in the operation mode shown in FIG.
  • the ratio of the power consumption level (shaded area) 45 of the backlight 3 in the bar is increased.
  • the highlighted display of power consumption is not limited to a bar graph, and may be displayed as a line graph as shown in FIG. 13, for example.
  • FIG. 13 is an explanatory diagram showing an example of an operation mode of information for display in the display device 1 according to an embodiment of the present invention, and is a line graph showing highlighted display of power consumption.
  • Display of advice information based on current power consumption 14 and 15 are explanatory diagrams illustrating an example of an operation mode of information for display, and display of advice information based on current power consumption.
  • advice information 16a and 16b based on the current power consumption is displayed in addition to the power consumption level. That is, in this operation mode, advice information 16a and 16b indicating what kind of setting the user can reduce the power consumption based on the current power consumption is displayed in characters.
  • “brightness sensor on” shown in FIGS. 14 to 19 is intended to mean a state in which the external light of the display device 1 is measured by the optical sensor.
  • the advice information 16a may be displayed in an area where information for display is displayed, or as shown in FIG. It may be displayed.
  • region and shape which display advice information 16a, 16b are not limited to this, Furthermore, you may show advice information as audio
  • FIG. 16 is an explanatory diagram showing an example of an operation mode of display information in the display device 1 according to an embodiment of the present invention, and shows display of other advice information.
  • the display information emphasizes the effect obtained by turning on the brightness sensor, that is, the light sensor, instead of the advice information 16a and 16b based on the current power consumption described above. Can be displayed.
  • FIGS. 17 and 18 are explanatory diagrams showing an example of an operation mode of information for display, and show an animation display based on the current power consumption.
  • the animation to be displayed is not limited to this, and it is only necessary that the animation can be output with a temporal change.
  • the operation mode of information for display in the display device 1 is not limited to this.
  • the display unit 12 displays display information indicating the power consumption value through the video acquired by the video acquisition unit 6.
  • the display unit 12 displays the display information in a semi-transparent state so that the back surface of the display information can be seen through. Therefore, even in a place where the display information is displayed, a video is displayed from above the information. Can see.
  • the video may be reduced and displayed by scaling processing, and display information may be displayed separately from the video in another area (empty area).
  • the power consumption reduction rate may be displayed for each color so as to change to a color different from red, yellow, blue and green, for example, in descending order of power consumption.
  • a timer or the like that measures time may be used to output characters or images with temporal changes according to the timer.
  • the display device 1 may be displayed by intermittent display, synchronous display, asynchronous display, or the like.
  • FIG. 19 is an explanatory diagram showing a display information demonstration in the display device according to the embodiment of the present invention.
  • the display device 1 according to the present embodiment is a television device
  • display information can be displayed in accordance with channel switching, as shown in FIG.
  • display information is displayed in conjunction with the channel call (channel selection number).
  • the display panel 2 may further include a time measuring unit that automatically terminates display of the display information after a predetermined time has elapsed after switching the channel. As a result, even if the user does not manually operate, the time measuring means operates at the same time when the user switches the channel, and the information for display is automatically deleted.
  • the video acquisition unit 6 acquires video through at least one of a broadcast wave, a communication network, an external storage device, an internal storage device, and a recording medium, and the display unit 12 acquires the video acquisition destination of the video acquisition unit 6.
  • display information can be displayed. For example, display information is displayed according to switching of external input (external connection device input) or automatic / manual insertion of these detachable recording media in a television device incorporating a BD, DVD, CD, or the like. May be.
  • the display device 1 is connected to the energy saving monitor or the display device 1 that displays the state of power consumption during operation in an external connection device (not shown).
  • the generated power monitor of the solar cell may be switched and displayed alone or simultaneously on a plurality of sub-screens.
  • FIG. 20 is a block diagram showing a configuration of a display device 100 according to another embodiment of the present invention.
  • the display device 100 according to the present embodiment is a television.
  • the input unit 4 described above mainly includes the remote control light receiving unit 122
  • the video acquisition unit 6 includes the video decode / capture unit 108
  • the power consumption information conversion unit 7 includes the overlay processing control unit 8 include
  • the OSD processing unit 110 and the display unit 12 correspond to the video output conversion unit 112, respectively.
  • the display device 100 corresponds to digital broadcasting including one-segment broadcasting, analog broadcasting, CATV broadcasting, IP broadcasting, and regional server broadcasting.
  • a video signal is input to the video selector unit 109 from digital broadcasting, analog broadcasting, CATV broadcasting, IP broadcasting, or the like.
  • display information such as a bar indicating the level of power consumption or the background created by the OSD processing unit 110 is superimposed on the input video signal.
  • the video signal in which the display information is superimposed in this way is input to the video output conversion unit 112.
  • the acquisition unit acquires information on the power consumption at regular intervals, and the display unit is generated from the latest information on the power consumption acquired by the acquisition unit. It is preferable that the latest display information and the display information generated in the past than the latest display information are displayed in association with each other at the same time.
  • the acquisition unit acquires information on power consumption at regular intervals, converts the plurality of acquired information into display information, and displays the display unit. That is, the display means is more than the latest display information generated from the latest power consumption information among the information about the power consumption acquired by the acquisition means at regular intervals, and the latest display information. The display information generated in the past is displayed. At this time, these plural pieces of display information are displayed in association with each other.
  • the user can easily compare the power consumption of the display device every predetermined time. Therefore, it is possible to visually recognize how much the power consumption fluctuates when the user changes the setting of the volume of the speaker or the brightness of the display panel.
  • the display means displays the display information in a graph.
  • the display information indicating the power consumption value in the display device is displayed as a graph, for example, the increase / decrease in the power consumption can be recognized at a glance as compared with the case where the display information is displayed with numbers or the like. be able to.
  • the display device preferably further includes video acquisition means for acquiring a video, and the display means displays the display information superimposed on the video.
  • the display unit simultaneously displays the video acquired by the video acquisition unit and the display information indicating the power consumption value. Therefore, when the user is watching a video such as a television program, the power consumption can be recognized at the same time.
  • the display means displays the display information through the video.
  • the display means transmits the display information indicating the power consumption value through the video acquired by the video acquisition means.
  • the display means displays the display information in a semi-transparent state so that the rear surface can be seen through.
  • the video can be viewed from above the information.
  • the display device includes a measuring unit that obtains measurement information by measuring the outside of the device using a sensor, and an overlay of the video and the display information by the display unit. It is preferable to further comprise a control means for controlling the processing based on the measurement information.
  • the measuring unit measures the outside of the display device using the sensor, and the control unit performs the superimposing process of the video and the display information by the display unit based on the measured information.
  • the superimposition processing here is intended to display the display information that is opaque or translucent on the video acquired by the video acquisition means.
  • the measuring means measures, for example, the amount of external light from the display device.
  • the display device has a function for reducing power consumption and, for example, if the measurement function by the measuring means can be set to ON / OFF, this measurement function is set. By doing so, it is possible to appeal to the user that the power consumption can be reduced and the environmental load can also be reduced.
  • the senor is an optical sensor that measures the amount of external light of the device itself, and the display screen brightness that controls the brightness of the display screen of the device according to the measurement information. It is preferable to further comprise a control means.
  • the sensor that measures the outside of the display device is an optical sensor, and measures the amount of external light from the display device.
  • the display screen brightness control means controls the brightness of the display screen according to the amount of external light measured by the optical sensor.
  • the display screen brightness control means controls the brightness of the backlight in the device itself.
  • the display screen brightness control means controls the brightness of the backlight provided in the display device in accordance with the amount of external light measured by the optical sensor.
  • the display device further includes setting means capable of setting the presence or absence of the control by the control means.
  • the setting means can set whether or not to control the above-described superimposition process.
  • the setting in the setting means can be arbitrarily performed by the user directly inputting into the display device, for example. Thereby, the user can arbitrarily set whether or not to control the overlay process.
  • the display means further displays information regarding the presence or absence of the control.
  • the display means displays information for setting whether or not the control means controls the overlay process.
  • the user can easily set whether or not to control the overlay process.
  • the display device further includes switching means for switching the operation mode in the device itself, and the display means preferably displays the display information in a form corresponding to the operation mode.
  • the switching unit switches the operation mode in the device itself, and the display unit displays the display information in a form corresponding to the operation mode. Therefore, it is possible to perform display that meets the needs of the user.
  • the switching means operates based on the encrypted information read from a recording medium storing at least encrypted information for individually identifying the device itself. It is preferable to switch modes.
  • the recording medium is a B-CAS card inserted in the own device, and the switching means switches the operation mode based on the type of the B-CAS card. Is preferred.
  • display information can be displayed depending on the application, such as a B-CAS card for store display, a B-CAS card for home use, or a B-CAS card for business use.
  • the acquisition unit acquires the information on the power consumption by calculating the power consumption based on a value regarding the luminance of the video. In the display device according to the present invention, it is preferable that the acquisition unit acquires the information related to the power consumption by calculating the power consumption based on a predetermined brightness setting value of the backlight. In the display device according to the present invention, it is preferable that the acquisition unit acquires the information related to the power consumption by calculating the power consumption based on a predetermined volume setting value.
  • the display device calculates the power consumption based on the value related to the luminance of the video, the predetermined backlight, edge light or front light luminance setting value or the predetermined volume setting value. To do.
  • the acquisition unit temporarily stops the acquisition of information on the power consumption while the video acquisition unit is executing a process of switching the video to be acquired to another video. It is preferable.
  • the display unit temporarily stops displaying the display information while the video acquisition unit executes a process of switching the video to be acquired to another video. It is preferable.
  • the acquisition unit temporarily stops acquisition of information on power consumption or display of information for display while the video acquisition unit executes processing for switching the video to be acquired to another video. To do.
  • the video acquisition means when the video acquisition means is executing a process of switching the video to be acquired to another video, the screen during the process is not displayed, that is, black. In this state, the amount of power consumption such as the brightness of the screen is drastically reduced, and information regarding power consumption is not continuous.
  • information on power consumption can be continuously displayed by temporarily obtaining information about power consumption or displaying information for display.
  • the display device is a television device, and the display means displays the display information according to channel switching.
  • the display unit further includes a time measuring unit that terminates the display of the display information after a predetermined time has elapsed after the channel is switched.
  • the display device may be realized by a computer.
  • a program for realizing the display device in the computer by operating the computer as each of the above-described means and a computer-readable recording medium recording the program also fall within the scope of the present invention.
  • the display device further includes user detection means for detecting a user who satisfies a predetermined position condition based on positions of users around the device, and the display means includes the user detection means.
  • the display means includes the user detection means.
  • the display unit ends displaying the display information when the detected user does not satisfy the predetermined position condition. It is preferable.
  • the display device includes a receiving unit that receives a user instruction via the operation terminal, and a display screen luminance control unit that controls the luminance of the display screen in the display device, the receiving unit including the above
  • a receiving unit that receives a user instruction via the operation terminal
  • a display screen luminance control unit that controls the luminance of the display screen in the display device
  • the display means can obtain from the information regarding the power consumption before the display screen brightness control means reduces. It is preferable to simultaneously display the generated display information and the display information generated from the information on the power consumption after the display screen luminance control means reduces.
  • the display screen brightness control means controls the brightness of the edge light in the display device.
  • the video acquisition means acquires video through at least one of a broadcast wave, a communication network, an external storage device, an internal storage device, and a recording medium. It is preferable to display the display information when the video acquisition destination of the video acquisition means is switched.
  • each block included in the display device 1 may be configured by hardware logic. Alternatively, it may be realized by software using a CPU (Central Processing Unit) as follows.
  • CPU Central Processing Unit
  • the display device 1 includes a CPU that executes instructions of a control program that realizes each function, a ROM (Read Only Memory) that stores the control program, and a RAM (Random Access Memory) that expands the control program into an executable format. ), And a storage device (recording medium) such as a memory for storing the control program and various data.
  • the recording medium only needs to record the program code (execution format program, intermediate code program, source program) of the control program of the display device 1 which is software that realizes the above-described functions so that it can be read by a computer.
  • This recording medium is supplied to the display device 1.
  • the display device 1 or CPU or MPU as a computer may read and execute the program code recorded on the supplied recording medium.
  • the recording medium that supplies the program code to the display device 1 is not limited to a specific structure or type. That is, the recording medium includes, for example, a tape system such as a magnetic tape or a cassette tape, a magnetic disk such as a floppy (registered trademark) disk / hard disk, or an optical disk such as a CD-ROM / MO / MD / DVD / CD-R.
  • a disk system, a card system such as an IC card (including a memory card) / optical card, or a semiconductor memory system such as a mask ROM / EPROM / EEPROM / flash ROM can be used.
  • the display device 1 is configured to be connectable to a communication network
  • the object of the present invention can be achieved.
  • the program code is supplied to the display device 1 via the communication network.
  • the communication network is not limited to a specific type or form as long as it can supply program codes to the display device 1.
  • the Internet intranet, extranet, LAN, ISDN, VAN, CATV communication network, virtual private network, telephone line network, mobile communication network, satellite communication network, etc. may be used.
  • the transmission medium constituting the communication network may be any medium that can transmit the program code, and is not limited to a specific configuration or type.
  • wired communication such as IEEE 1394, USB (Universal Serial Bus), power line carrier, cable TV line, telephone line, ADSL (Asymmetric Digital Subscriber Line) line, infrared such as IrDA or remote control, Bluetooth (registered trademark), 802. 11 wireless, HDR, mobile phone network, satellite line, terrestrial digital network, etc. can also be used.
  • the present invention can be applied to a display device intended to raise awareness of energy saving, and can be used for, for example, a liquid crystal television, a plasma television, an organic EL television, or the like.

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Business, Economics & Management (AREA)
  • Marketing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Databases & Information Systems (AREA)
  • Controls And Circuits For Display Device (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)

Abstract

L'invention concerne un dispositif d'affichage (1) pourvu : d'une section d'acquisition d'informations de consommation d'énergie (5) qui acquiert des informations concernant la consommation d'énergie du dispositif d'affichage (1) ; une section de conversion d'informations de consommation d'énergie (7) qui convertit les informations concernant la consommation d'énergie en informations d'affichage ; et une section d'affichage (12) qui affiche au moins les informations d'affichage en temps réel. Ainsi, l'utilisateur peut facilement saisir la vitesse de changement de la consommation d'énergie du dispositif d'affichage (1) en cours de fonctionnement.
PCT/JP2010/001969 2009-03-18 2010-03-18 Dispositif d'affichage, procédé d'affichage, programme et support d'enregistrement WO2010106809A1 (fr)

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JP2009-066402 2009-03-18

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2755110A3 (fr) * 2013-01-09 2017-03-22 Beijing BOE Display Technology Co., Ltd. Appareil d'affichage temps-réel à consommation d'énergie dynamique

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07212666A (ja) * 1994-01-27 1995-08-11 Matsushita Electric Ind Co Ltd 消費電力レベル表示装置
JP2005286590A (ja) * 2004-03-29 2005-10-13 Fuji Photo Film Co Ltd 画像表示方法および画像表示装置
JP2007288432A (ja) * 2006-04-14 2007-11-01 Mitsubishi Electric Corp テレビ受信装置
JP2008042868A (ja) * 2006-07-14 2008-02-21 Sharp Corp 映像表示装置
JP2008148140A (ja) * 2006-12-12 2008-06-26 Sharp Corp 映像表示装置

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07212666A (ja) * 1994-01-27 1995-08-11 Matsushita Electric Ind Co Ltd 消費電力レベル表示装置
JP2005286590A (ja) * 2004-03-29 2005-10-13 Fuji Photo Film Co Ltd 画像表示方法および画像表示装置
JP2007288432A (ja) * 2006-04-14 2007-11-01 Mitsubishi Electric Corp テレビ受信装置
JP2008042868A (ja) * 2006-07-14 2008-02-21 Sharp Corp 映像表示装置
JP2008148140A (ja) * 2006-12-12 2008-06-26 Sharp Corp 映像表示装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2755110A3 (fr) * 2013-01-09 2017-03-22 Beijing BOE Display Technology Co., Ltd. Appareil d'affichage temps-réel à consommation d'énergie dynamique

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