JP2001175192A - Display device - Google Patents
Display deviceInfo
- Publication number
- JP2001175192A JP2001175192A JP35430099A JP35430099A JP2001175192A JP 2001175192 A JP2001175192 A JP 2001175192A JP 35430099 A JP35430099 A JP 35430099A JP 35430099 A JP35430099 A JP 35430099A JP 2001175192 A JP2001175192 A JP 2001175192A
- Authority
- JP
- Japan
- Prior art keywords
- display
- screen information
- screen
- illumination
- display device
- Prior art date
- Legal status (The legal status 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 status listed.)
- Granted
Links
Landscapes
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Controls And Circuits For Display Device (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Liquid Crystal (AREA)
- Liquid Crystal Display Device Control (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は表示装置の照明輝度
制御に関する。[0001] 1. Field of the Invention [0002] The present invention relates to illumination brightness control of a display device.
【０００２】[0002]
【従来の技術】近年のパソコンではマルチウィンドウシ
ステムが主流であり、表示装置の表示画面には複数の表
示領域が表示できるようになっている。2. Description of the Related Art In recent years, a multi-window system is predominant in personal computers, and a plurality of display areas can be displayed on a display screen of a display device.
【０００３】一方、ノートパソコンのように表示装置と
して液晶を使用したものも増えてきており、そのような
表示装置では表示画面の視認性を高めるために表示画面
を照射する照明装置を備えている。[0003] On the other hand, those using liquid crystal as a display device, such as a notebook personal computer, are increasing, and such a display device is provided with an illuminating device for irradiating the display screen in order to enhance the visibility of the display screen. .
【０００４】このような従来の表示装置の中には、より
視認性を高めるためにある表示領域が表示画面全体を占
めた場合にその表示内容に応じて照明輝度を自動的に調
整するものがあった。Some of such conventional display devices automatically adjust the illumination luminance according to the display content when a certain display area occupies the entire display screen in order to further enhance the visibility. there were.
【０００５】[0005]
【発明が解決しようとする課題】しかしながら、上記従
来の表示装置では、ある表示領域が表示画面のほぼ全体
を占めるが完全には占めない場合には照明輝度が自動的
に調整されないために、その表示内容によっては明る過
ぎて眩しかったり暗すぎて見づらかったりする問題点が
あった。However, in the above conventional display device, when a certain display area occupies almost the entire display screen but does not completely occupy the display screen, the illumination brightness is not automatically adjusted. Depending on the display content, there is a problem that the display is too bright and dazzling or too dark to make it difficult to see.
【０００６】本発明は、表示内容に応じて視覚的な違和
感のない照明輝度に自動的に制御する表示装置を提供す
ることを目的とする。SUMMARY OF THE INVENTION It is an object of the present invention to provide a display device which automatically controls an illumination brightness without visually uncomfortable feeling according to display contents.
【０００７】[0007]
【課題を解決するための手段】上記課題を解決するため
に本発明の表示装置は、表示手段と、表示手段の表示画
面を照射する照明手段と、表示手段の画面情報を取得す
る画面情報取得手段と、画面情報取得手段が取得した画
面情報に基づいて照明手段の照明輝度を制御する照明輝
度制御手段を有することで、画面全体の表示状態に基づ
く照明輝度制御を行うことができる。According to the present invention, there is provided a display apparatus comprising: a display unit; an illuminating unit for irradiating a display screen of the display unit; and a screen information obtaining unit for obtaining screen information of the display unit. Means, and illumination brightness control means for controlling the illumination brightness of the illumination means based on the screen information acquired by the screen information acquisition means, whereby the illumination luminance control based on the display state of the entire screen can be performed.
【０００８】また、画面情報としてある表示領域の表示
画面における面積占有率を利用することで、面積占有率
が高い場合には照明輝度を変化させ、面積占有率が低い
場合には照明輝度を通常の値にすることができる。Further, by utilizing the area occupancy of a certain display area on the display screen as screen information, the illumination luminance is changed when the area occupancy is high, and the illumination luminance is normally changed when the area occupancy is low. Value.
【０００９】さらに、画面情報としてある表示領域の平
均輝度を利用することで表示内容に応じた照明輝度の制
御ができる。Further, by using the average luminance of a certain display area as screen information, it is possible to control the illumination luminance according to the display contents.
【００１０】[0010]
【発明の実施の形態】以下に、図面を用いて本発明の実
施の形態を詳細に説明する。Embodiments of the present invention will be described below in detail with reference to the drawings.
【００１１】（実施の形態１）図１は、本実施の形態に
係る表示装置の構成図である。(Embodiment 1) FIG. 1 is a configuration diagram of a display device according to the present embodiment.
【００１２】１０１はデータを表示する表示手段、１０
２は表示手段１０１の表示画面を照射する照明手段、１
０３は表示手段１０１の表示画面の画面情報を取得する
画面情報取得手段、１０４は画面情報取得手段１０３が
取得した画面情報に基づき照明手段１０２の照明輝度を
制御する照明輝度制御手段である。Reference numeral 101 denotes display means for displaying data, 10
2 is a lighting unit for irradiating the display screen of the display unit 101, 1
Reference numeral 03 denotes a screen information acquisition unit that acquires screen information of a display screen of the display unit 101, and reference numeral 104 denotes an illumination luminance control unit that controls the illumination luminance of the illumination unit 102 based on the screen information acquired by the screen information acquisition unit 103.
【００１３】なお、本実施の形態では、画面情報取得手
段１０３が取得する画面情報としては表示画面に表示さ
れた複数のウィンドウのうちカレントウィンドウが表示
画面全体に占める割合（以降面積占有率と称する）とす
る。In the present embodiment, the screen information acquired by the screen information acquiring means 103 is a ratio of the current window to the entire display screen among a plurality of windows displayed on the display screen (hereinafter referred to as an area occupancy ratio). ).
【００１４】図２はカレントウィンドウの面積占有率が
０％〜５９％の場合の表示画面を示す図である。FIG. 2 is a diagram showing a display screen when the area occupancy of the current window is 0% to 59%.
【００１５】本実施の形態では、カレントウィンドウの
面積占有率が０％〜５９％の場合の照明輝度は通常値２
００カンデラ/平方メートルをとるとする。In this embodiment, when the area occupation ratio of the current window is 0% to 59%, the illumination luminance is a normal value of 2
Assume 00 candela / square meter.
【００１６】図３はカレントウィンドウの面積占有率が
６０％〜１００％の場合の表示画面を示す図である。FIG. 3 is a diagram showing a display screen when the area occupancy of the current window is 60% to 100%.
【００１７】図３のようにカレントウィンドウの面積占
有率が６０％〜１００％の場合にはカレントウィンドウ
以外のウィンドウの情報は使用者にとって特に重要では
ない場合が多く、カレントウィンドウでの作業としては
ワープロによる文書作成やブラウザによるホームページ
の閲覧が主であると考えられる。これらの作業において
は背景色として圧倒的に白色が多いため、照明輝度制御
手段１０４が表示画面の照明輝度を１５０カンデラ／平
方メートルに下げて使用者にとって見易い表示にするこ
とで視認性を高めることができる。As shown in FIG. 3, when the area occupancy of the current window is 60% to 100%, information on windows other than the current window is often not particularly important for the user. It is considered that document creation by word processor and browsing of homepage by browser are main. In these operations, since the white color is predominantly white as the background color, the illumination luminance control means 104 lowers the illumination luminance of the display screen to 150 candela / square meter so that the display can be easily viewed by the user to enhance the visibility. it can.
【００１８】（実施の形態２）図４は、本実施の形態に
係る表示装置の構成図である。Embodiment 2 FIG. 4 is a configuration diagram of a display device according to the present embodiment.
【００１９】図４において各構成要素は実施の形態１に
係る表示装置の各構成要素と同様のものであるが、画面
情報取得手段４０３は画面情報としてカレントウィンド
ウの面積占有率に加えて平均輝度を取得し、照明輝度制
御手段４０４はカレントウィンドウの面積占有率に加え
て平均輝度に基づいて表示画面の照明輝度を制御する。In FIG. 4, each component is the same as each component of the display device according to the first embodiment, but the screen information obtaining means 403 calculates the average luminance in addition to the area occupancy of the current window as the screen information. , And the illumination luminance control unit 404 controls the illumination luminance of the display screen based on the average luminance in addition to the area occupancy of the current window.
【００２０】本実施の形態においてもカレントウィンド
ウの面積占有率が０％〜５９％の場合には実施の形態１
と同様に照明輝度は通常値２００カンデラ／平方メート
ルをとるものとする。Also in the present embodiment, when the area occupancy of the current window is 0% to 59%, the first embodiment is used.
Similarly to the above, the illumination luminance is assumed to have a normal value of 200 candela / square meter.
【００２１】図５は、カレントウィンドウの面積占有率
が６０％〜１００％で平均輝度が高い（表示内容が白色
系統に近い）場合の表示画面を示す図である。FIG. 5 is a view showing a display screen when the area occupancy of the current window is 60% to 100% and the average luminance is high (the display content is close to a white system).
【００２２】この場合は、照明輝度制御手段４０４が表
示画面の照明輝度を１５０カンデラ／平方メートルに下
げて使用者にとって見易い表示にすることで視認性を高
めることができる。In this case, the visibility can be enhanced by the illumination brightness control means 404 reducing the illumination brightness of the display screen to 150 candelas / square meter to make the display easy for the user to see.
【００２３】図６は、カレントウィンドウの面積占有率
が６０％〜１００％で平均輝度が低い（表示内容が黒色
系統に近い）場合の表示画面を示す図である。FIG. 6 is a diagram showing a display screen when the area occupancy of the current window is 60% to 100% and the average luminance is low (the display content is close to a black system).
【００２４】この場合は、照明輝度制御手段４０４が表
示画面の照明輝度を３００カンデラ／平方メートルに上
げて使用者にとって見易い表示にすることで視認性を高
めることができる。In this case, the visibility can be enhanced by the illumination brightness control means 404 increasing the illumination brightness of the display screen to 300 candela / square meter so that the display is easy for the user to see.
【００２５】なお、カレントウィンドウの面積占有率や
輝度情報に基づく照明輝度は任意に設定しても構わな
い。The illumination luminance based on the area occupancy of the current window and the luminance information may be set arbitrarily.
【００２６】また、表示装置としては携帯情報端末（Ｐ
ＤＡ、携帯電話、ＰＨＳなど）の液晶表示パネルであっ
ても良い。As a display device, a portable information terminal (P
DA, mobile phone, PHS, etc.).
【００２７】[0027]
【発明の効果】上記詳述したように、本発明によれば画
面情報に応じて表示画面の最適な照明輝度制御ができ、
使用者の視認性を高めることができる。As described in detail above, according to the present invention, it is possible to perform optimal illumination brightness control of a display screen according to screen information.
The visibility of the user can be improved.
【図１】実施の形態１に係る表示装置の構成図FIG. 1 is a configuration diagram of a display device according to Embodiment 1.
【図２】実施の形態１においてカレントウィンドウの面
積占有率が０％〜５９％の場合の表示画面を示す図FIG. 2 is a diagram showing a display screen when the area occupancy of a current window is 0% to 59% in the first embodiment.
【図３】実施の形態１においてカレントウィンドウの面
積占有率が６０％〜１００％の場合の表示画面を示す図FIG. 3 is a diagram showing a display screen when the area occupancy of the current window is 60% to 100% in the first embodiment.
【図４】実施の形態２に係る表示装置の構成図FIG. 4 is a configuration diagram of a display device according to a second embodiment.
【図５】カレントウィンドウの面積占有率が６０％〜１
００％で平均輝度が高い（表示内容が白色系統に近い）
場合の表示画面を示す図FIG. 5: The area occupancy of the current window is 60% to 1
High average brightness at 00% (display content is close to white system)
Figure showing the display screen in case
【図６】カレントウィンドウの面積占有率が６０％〜１
００％で平均輝度が低い（表示内容が黒色系統に近い）
場合の表示画面を示す図FIG. 6 shows that the area occupancy of the current window is 60% to 1%.
Low average luminance at 00% (display content is close to black)
Figure showing the display screen in case
１０１、４０１ 表示手段 １０２、４０２ 照明手段 １０３、４０３ 画面情報取得手段 １０４、４０４ 照明輝度制御手段 101, 401 display means 102, 402 lighting means 103, 403 screen information acquisition means 104, 404 lighting brightness control means
Claims (6)
射する照明手段と、前記表示手段の画面情報を取得する
画面情報取得手段と、前記画面情報取得手段が取得した
画面情報に基づいて前記照明手段の照明輝度を制御する
照明輝度制御手段を有する表示装置。A display means for illuminating a display screen of the display means; a screen information acquisition means for acquiring screen information of the display means; and a screen information acquisition means for acquiring the screen information of the display means. A display device having an illumination luminance control means for controlling the illumination luminance of the illumination means.
表示領域の表示画面における面積占有率を取得する請求
項１記載の表示装置。2. The display device according to claim 1, wherein the screen information obtaining means obtains, as the screen information, an area occupancy of the predetermined display area on the display screen.
表示領域の平均輝度を取得する請求項１ないし２記載の
表示装置。3. The display device according to claim 1, wherein the screen information obtaining means obtains an average luminance of a predetermined display area as the screen information.
前記表示手段の画面情報を取得する画面情報取得手順
と、前記画面情報取得手順で取得した画面情報に基づい
た照明輝度で前記表示手段の表示画面を照射する照明手
順から成る表示方法。4. A display procedure for displaying data on a display means,
A display method, comprising: a screen information acquisition step of acquiring screen information of the display unit; and an illumination step of illuminating a display screen of the display unit with illumination luminance based on the screen information acquired in the screen information acquisition step.
表示領域の表示画面における面積占有率を取得する請求
項４記載の表示方法。5. The display method according to claim 4, wherein an area occupancy of a predetermined display area on a display screen is obtained as screen information in the screen information obtaining procedure.
表示領域の平均輝度を取得する請求項４ないし５記載の
表示方法。6. The display method according to claim 4, wherein an average luminance of a predetermined display area is obtained as screen information in the screen information obtaining procedure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP35430099A JP3770019B2 (en) | 1999-12-14 | 1999-12-14 | Display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP35430099A JP3770019B2 (en) | 1999-12-14 | 1999-12-14 | Display device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2001175192A true JP2001175192A (en) | 2001-06-29 |
| JP3770019B2 JP3770019B2 (en) | 2006-04-26 |
Family
ID=18436617
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP35430099A Expired - Fee Related JP3770019B2 (en) | 1999-12-14 | 1999-12-14 | Display device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3770019B2 (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002072998A (en) * | 2000-08-25 | 2002-03-12 | Internatl Business Mach Corp <Ibm> | Luminance controller, luminance adjusting system, computer system, liquid crystal display device, luminance control method, computer program and storage medium |
| JP2002351420A (en) * | 2001-05-25 | 2002-12-06 | Nec Mitsubishi Denki Visual Systems Kk | Display device |
| JP2010152241A (en) * | 2008-12-26 | 2010-07-08 | Panasonic Corp | Image display apparatus |
| WO2010143455A1 (en) * | 2009-06-11 | 2010-12-16 | 株式会社日立製作所 | Display device |
| WO2023120240A1 (en) * | 2021-12-23 | 2023-06-29 | 株式会社Ｊｖｃケンウッド | Display control device, program, and display control method |
-
1999
- 1999-12-14 JP JP35430099A patent/JP3770019B2/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002072998A (en) * | 2000-08-25 | 2002-03-12 | Internatl Business Mach Corp <Ibm> | Luminance controller, luminance adjusting system, computer system, liquid crystal display device, luminance control method, computer program and storage medium |
| JP2002351420A (en) * | 2001-05-25 | 2002-12-06 | Nec Mitsubishi Denki Visual Systems Kk | Display device |
| JP2010152241A (en) * | 2008-12-26 | 2010-07-08 | Panasonic Corp | Image display apparatus |
| WO2010143455A1 (en) * | 2009-06-11 | 2010-12-16 | 株式会社日立製作所 | Display device |
| JPWO2010143455A1 (en) * | 2009-06-11 | 2012-11-22 | 株式会社日立製作所 | Display device |
| WO2023120240A1 (en) * | 2021-12-23 | 2023-06-29 | 株式会社Ｊｖｃケンウッド | Display control device, program, and display control method |
Also Published As
| Publication number | Publication date |
|---|---|
| JP3770019B2 (en) | 2006-04-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106067287B (en) | Display apparatus and method for controlling the same | |
| US7119786B2 (en) | Method and apparatus for enabling power management of a flat panel display | |
| US7614011B2 (en) | Apparatus and method for display power saving | |
| CN104932659B (en) | Image display method and display system | |
| US20030052903A1 (en) | Method and apparatus for focus based lighting | |
| US9071870B2 (en) | System and method for viewing digital visual content on a device | |
| US20020163524A1 (en) | System and method for automatic adjustment of backlighting, contrast and color in a data processing system | |
| US20090158221A1 (en) | Device feature manipulation based on presented content | |
| JP2003216092A (en) | Method for reducing power used by emissive display device | |
| KR101237443B1 (en) | Method for power saving of display device with a graded brightness and apparatus using the same | |
| US6396465B1 (en) | Device and method for displaying gray shades | |
| JP3994516B2 (en) | Liquid crystal display | |
| CN106933329B (en) | A kind of method, device and mobile terminal of mobile terminal adaptive energy-saving grade | |
| JP2001175192A (en) | Display device | |
| JP2003161926A (en) | Method and device for lighting liquid crystal | |
| JP2007010978A (en) | Display method and device | |
| CN108320721A (en) | Brightness regulating apparatus and its brightness adjusting method | |
| US20190237000A1 (en) | Display device, image processing device, and method of image processing | |
| JPH0619444A (en) | Information processor | |
| JP2004117944A (en) | Electronic equipment and display controlling method | |
| EP1107583A2 (en) | Information processing apparatus | |
| WO2019239903A1 (en) | Control device, display device, and control method | |
| WO2019239928A1 (en) | Control device, display device, and control method | |
| CN114760427A (en) | LED display control method and device, intelligent terminal and storage medium | |
| JP2003005717A (en) | Portable electronic equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20040629 |
|
| A521 | Written amendment |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20040817 |
|
| RD01 | Notification of change of attorney |
Free format text: JAPANESE INTERMEDIATE CODE: A7421 Effective date: 20050630 |
|
| A02 | Decision of refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A02 Effective date: 20050906 |
|
| A521 | Written amendment |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20051006 |
|
| A911 | Transfer of reconsideration by examiner before appeal (zenchi) |
Free format text: JAPANESE INTERMEDIATE CODE: A911 Effective date: 20051114 |
|
| TRDD | Decision of grant or rejection written | ||
| A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20060117 |
|
| A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20060130 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20100217 Year of fee payment: 4 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20100217 Year of fee payment: 4 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20110217 Year of fee payment: 5 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20120217 Year of fee payment: 6 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20130217 Year of fee payment: 7 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20140217 Year of fee payment: 8 |
|
| S533 | Written request for registration of change of name |
Free format text: JAPANESE INTERMEDIATE CODE: R313533 |
|
| R350 | Written notification of registration of transfer |
Free format text: JAPANESE INTERMEDIATE CODE: R350 |
|
| S111 | Request for change of ownership or part of ownership |
Free format text: JAPANESE INTERMEDIATE CODE: R313113 |
|
| R350 | Written notification of registration of transfer |
Free format text: JAPANESE INTERMEDIATE CODE: R350 |
|
| LAPS | Cancellation because of no payment of annual fees |