KR20040106635A - Method and display apparatus having auto bright control means - Google Patents
Method and display apparatus having auto bright control means Download PDFInfo
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- KR20040106635A KR20040106635A KR1020030037420A KR20030037420A KR20040106635A KR 20040106635 A KR20040106635 A KR 20040106635A KR 1020030037420 A KR1020030037420 A KR 1020030037420A KR 20030037420 A KR20030037420 A KR 20030037420A KR 20040106635 A KR20040106635 A KR 20040106635A
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
- H01R12/50—Fixed connections
- H01R12/51—Fixed connections for rigid printed circuits or like structures
- H01R12/52—Fixed connections for rigid printed circuits or like structures connecting to other rigid printed circuits or like structures
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
- H01R12/70—Coupling devices
- H01R12/71—Coupling devices for rigid printing circuits or like structures
- H01R12/712—Coupling devices for rigid printing circuits or like structures co-operating with the surface of the printed circuit or with a coupling device exclusively provided on the surface of the printed circuit
- H01R12/716—Coupling device provided on the PCB
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
- H01R12/70—Coupling devices
- H01R12/71—Coupling devices for rigid printing circuits or like structures
- H01R12/72—Coupling devices for rigid printing circuits or like structures coupling with the edge of the rigid printed circuits or like structures
- H01R12/73—Coupling devices for rigid printing circuits or like structures coupling with the edge of the rigid printed circuits or like structures connecting to other rigid printed circuits or like structures
- H01R12/732—Printed circuits being in the same plane
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Abstract
Description
본 발명은 자동으로 밝기 조절이 가능한 디스플레이장치 및 그 방법에 관한 것으로서 특히, 주변 밝기의 변화를 광센서를 이용하여 감지함으로서 자동으로 밝기 조절이 가능한 디스플레이장치 및 그 방법에 관한 것이다.The present invention relates to a display device and a method for automatically adjusting the brightness, and more particularly, to a display device and a method for automatically adjusting the brightness by detecting a change in the ambient brightness using an optical sensor.
도 1은 종래의 밝기조절이 가능한 디스플레이장치의 구성을 설명하는 도면이고, 도 2는 종래의 밝기조절이 가능한 디스플레이장치의 작동을 설명하는 흐름도이다.1 is a view for explaining the configuration of a conventional brightness adjustable display device, Figure 2 is a flow chart illustrating the operation of a conventional brightness adjustable display device.
도 1과 도 2를 참조하면, 디스플레이장치(20)는 통신부(11)를 통해 외부제어기(10)와 제어신호를 송수신하고, 스위치(12)를 통해 사용자로부터 요구신호를 입력받아 메모리(13)에 데이터를 저장하고, 그래픽제어부(14)에 제어신호를 출력하는 씨피유(15)와, 그래픽제어부(14)의 제어신호에 따라 디스플레이를 수행하는 표시부(16)와, 상기 씨피유(15)로부터 제어신호를 입력받아 표시부(16)의 구동전압을 변화시키는 전원부(17)로 구성된다.1 and 2, the display apparatus 20 transmits and receives a control signal to and from the external controller 10 through the communication unit 11, receives a request signal from a user through a switch 12, and stores a memory 13. The CPI 15 for storing data in the control unit and outputting a control signal to the graphic controller 14, the display unit 16 for performing display in accordance with the control signal of the graphic controller 14, and the CFI oil 15 from the control. The power supply unit 17 receives a signal and changes the driving voltage of the display unit 16.
이때, 표시부(16)의 디스플레이에 사용되는 소자는 액정표시소자(LCD) 또는 전계발광소자(EL)등이 있으며, 액정표시소자의 경우에는 뒷면에 형광등과 비슷한 기능을 하는 백라이트가 장착되어 있다.In this case, an element used for the display of the display unit 16 includes a liquid crystal display (LCD) or an electroluminescent element (EL). In the case of the liquid crystal display, a backlight having a function similar to a fluorescent lamp is mounted on the back side.
이하, 상기한 바와 같은 종래의 디스플레이장치의 동작을 설명한다.Hereinafter, the operation of the conventional display apparatus as described above will be described.
먼저, 씨피유(15)가 외부제어기(10)의 제어신호에 따라 그래픽제어부(14) 및 메모리(13)를 제어함으로써, 상기 그래픽제어부(14)의 출력신호에 따라 표시부(16)가 디스플레이를 수행한다.First, the CPI 15 controls the graphic controller 14 and the memory 13 according to the control signal of the external controller 10, so that the display unit 16 performs the display according to the output signal of the graphic controller 14. do.
이와 같은 상태에서 사용자가 수동조작을 통해 주위가 밝을 때는 백라이트를 강하게 해주고, 주위가 어두울 때는 백라이트를 어둡게 조절한다.(S100)In this state, the user makes the backlight strong when the surroundings are bright through manual operation, and adjusts the backlight dark when the surroundings are dark (S100).
즉, 사용자가 스위치(12)를 조작하여 밝기조절 요구신호를 입력하면, 이는 씨피유(15)를 통해 전원부(17)에 제어신호로 입력된다.(S110)That is, when the user inputs the brightness control request signal by operating the switch 12, it is input as a control signal to the power supply unit 17 through the CPI (S110).
상기 제어신호에 따라 전원부(17)는 표시부(16)의 구동전압을 조절하여 표시부(16)의 밝기를 조절한다.According to the control signal, the power supply unit 17 adjusts the driving voltage of the display unit 16 to adjust the brightness of the display unit 16.
이와 같은 동작을 통해 종래의 디스플레이장치의 밝기조절이 이루어진다.Through this operation, the brightness of the conventional display device is adjusted.
그러나, 상기와 같은 종래의 디스플레이장치는 주변 밝기의 변화에 따라 사용자가 수동으로 스위치조작을 통해 표시부의 밝기를 조절해야 함으로써 사용이 불편한 문제점이 있다.However, the conventional display device as described above has a problem in that it is inconvenient to use because the user must manually adjust the brightness of the display unit by a switch operation according to the change of the ambient brightness.
본 발명은 상기한 문제점을 해결하기 위한 것으로서 주변 밝기의 변화를 광센서를 이용하여 감지함으로서 자동으로 밝기 조절이 가능하고, 사용자의 시각적 특성을 고려한 자동으로 밝기 조절이 가능한 디스플레이장치를 제공하는 것을 목적으로 한다.An object of the present invention is to provide a display device capable of automatically adjusting brightness by detecting a change in ambient brightness using an optical sensor and automatically adjusting brightness in consideration of visual characteristics of a user. It is done.
도 1은 종래의 밝기조절이 가능한 디스플레이장치의 구성을 설명하는 도면.1 is a view for explaining the configuration of a conventional display device capable of adjusting the brightness.
도 2는 종래의 밝기조절이 가능한 디스플레이장치의 작동을 설명하는 흐름도.Figure 2 is a flow chart illustrating the operation of the conventional brightness-adjustable display device.
도 3은 본 발명에 따른 자동으로 밝기 조절이 가능한 디스플레이장치를 설명하는 도면.3 is a view illustrating a display device capable of automatically adjusting brightness according to the present invention.
도 4는 본 발명에 따른 자동으로 밝기 조절이 가능한 디스플레이장치의 밝기 조절 방법을 설명하는 도면.4 is a view illustrating a brightness control method of a display device capable of automatically adjusting brightness according to the present invention.
〈도면의 주요부분에 대한 부호의 설명〉<Explanation of symbols for main parts of drawing>
10 ; 외부제어기 11 ; 통신부10; External controller 11; Communication
12 ; 스위치 13 ; 메모리12; Switch 13; Memory
14 ; 그래픽제어부 15 ; 씨피유14; Graphic controller 15; CPI
16 ; 표시부 17 ; 전원부16; Display section 17; Power supply
30 ; 광감지부 31 ; 증폭부30; Light sensing unit 31; Amplifier
32 ; A/D변환부 33 ; 제어부32; A / D conversion section 33; Control
34 ; 키입력부 35 ; 저장부34; Key input section 35; Storage
36 ; 밝기 조절회로 37 ; 디스플레이장치36; Brightness control circuit 37; Display device
본 발명에 따른 자동으로 밝기 조절이 가능한 디스플레이장치는 주변의 밝기를 감지하는 광감지부와, 상기 광감지부를 통해 감지된 신호를 증폭하는 증폭부와, 상기 증폭부에서 증폭된 신호를 디지털 신호로 변환하는 A/D변환부와, 사용자가 직접 밝기를 조절할 수 있도록 구비된 키입력부와, 상기 A/D변환부를 통해 입력된 신호에 따라 저장된 밝기 조절 신호를 전송하고 사용자가 상기 키입력부를 통해 밝기를 조절한 경우 저장된 밝기 조절값과 비교하여 보정량을 산출한 후 저장하여 저장된 밝기 조절 신호를 전송하는 제어부와, 주변 밝기에 따른 밝기 조절값과 상기 제어부에서 산출한 밝기 보정량이 저장되는 저장부와, 상기 제어부의 신호에 따라 밝기를 제어하는 밝기 조절회로와, 화면이 디스플레이되는 디스플레이장치가 포함되는 것을 특징으로 한다.According to an exemplary embodiment of the present invention, a display device capable of automatically adjusting brightness may include an optical sensor configured to detect ambient brightness, an amplifier configured to amplify a signal detected by the optical detector, and a signal amplified by the amplifier as a digital signal. A / D conversion unit for converting, a key input unit provided to allow the user to directly adjust the brightness, and transmits the stored brightness control signal according to the signal input through the A / D conversion unit, the user through the key input brightness A control unit which calculates a correction amount by comparing with the stored brightness adjustment value and stores and stores the correction control signal and transmits the stored brightness adjustment signal, a storage unit storing the brightness adjustment value according to the ambient brightness and the brightness correction amount calculated by the control unit; And a brightness control circuit for controlling brightness according to a signal from the controller, and a display device for displaying a screen. The.
또한, 본 발명에 따른 디스플레이장치의 자동 밝기 조절방법은 광감지부를 통해 주변의 밝기를 감지하는 단계와, 상기 감지된 신호를 증폭하고 A/D변환하는 단계와, 사용자가 밝기 조절을 하는 경우에는 저장된 주변 밝기에 따른 밝기 조절값과 사용자가 입력한 밝기 조절값을 비교하여 보정값을 산출한 후 저장하고 저장된 밝기 조절신호를 전송하는 단계와, 사용자가 밝기 조절을 하지 않는 경우에는 이미 저장된 주변 밝기에 따른 밝기 조절신호를 전송하는 단계와, 전송된 밝기 조절신호에 따라 디스플레이장치의 밝기를 조절하는 단계가 포함되는 것을 특징으로 한다.In addition, the automatic brightness adjustment method of the display device according to the present invention includes the steps of sensing the brightness of the surroundings through a light sensing unit, amplifying and A / D conversion of the detected signal, when the user adjusts the brightness Comparing the brightness adjustment value according to the stored ambient brightness and the brightness adjustment value input by the user to calculate a correction value, and then storing and transmitting the stored brightness adjustment signal, and when the user does not adjust the brightness, the already stored ambient brightness Transmitting the brightness control signal according to, characterized in that it comprises the step of adjusting the brightness of the display device according to the transmitted brightness control signal.
이하, 첨부된 도면을 참조하여 본 발명에 따른 자동으로 밝기 조절이 가능한 디스플레이장치에 대해 상세히 설명하도록 한다.Hereinafter, with reference to the accompanying drawings to be described in detail with respect to the display device capable of automatically adjusting the brightness according to the present invention.
도 3은 본 발명에 따른 자동으로 밝기 조절이 가능한 디스플레이장치를 설명하는 도면이다.3 is a view illustrating a display device capable of automatically adjusting brightness according to the present invention.
도 3을 참조하면, 본 발명은 디스플레이장치의 일측에 형성되어 주변의 밝기를 감지하는 광감지부(30)와, 상기 광감지부(30)를 통해 감지된 신호를 증폭하는 증폭부(31)와, 상기 증폭부(31)에서 증폭된 신호를 디지털 신호로 변환하는 A/D변환부(32)와, 사용자가 직접 밝기를 조절할 수 있도록 구비된 키입력부(34)와, 상기 A/D변환부(32)를 통해 입력된 신호에 따라 저장된 밝기 조절 신호를 전송하고 사용자가 상기 키입력부(34)를 통해 밝기를 조절한 경우 저장된 밝기 조절값과 비교하여 보정량을 산출한 후 저장하여 저장된 밝기 조절 신호를 전송하는 제어부(33)와, 주변 밝기에 따른 밝기 조절값과 상기 제어부(33)에서 산출한 밝기 보정량이 저장되는 저장부(35)와, 상기 제어부(33)의 신호에 따라 밝기를 제어하는 밝기 조절회로(36)와, 화면이 디스플레이되는 디스플레이장치가 포함된다.Referring to FIG. 3, the present invention is formed on one side of the display device, the light sensing unit 30 for sensing the brightness of the surroundings, and the amplifier 31 amplifies the signal detected by the light sensing unit 30 And an A / D converter 32 for converting the signal amplified by the amplifier 31 into a digital signal, a key input unit 34 provided for allowing a user to directly adjust brightness, and the A / D conversion. The stored brightness control signal is transmitted according to the signal input through the unit 32, and when the user adjusts the brightness through the key input unit 34, the correction amount is calculated by comparing with the stored brightness control value and then stored and stored. The controller 33 transmits a signal, the brightness control value according to the ambient brightness, the storage unit 35 in which the brightness correction amount calculated by the controller 33 is stored, and the brightness is controlled according to the signal of the controller 33. Brightness control circuitry 36 and a display screen The playing apparatus is included.
보다 상세히 설명하면, 상기 광감지부(30)는 디스플레이장치의 일측에 적어도 하나 이상 형성되며, 다양한 형태의 광센서가 사용될 수 있다. 그리고 상기 증폭부(31)는 광감지부(30)에서 감지된 신호를 증폭하고 A/D변환부(32)를 통해 제어부(33)로 전송한다.In more detail, at least one light sensing unit 30 is formed at one side of the display device, and various types of optical sensors may be used. The amplifier 31 amplifies the signal detected by the light detector 30 and transmits the signal to the controller 33 through the A / D converter 32.
상기 제어부(33)는 외부 밝기의 변화에 따라 저장부(35)에 저장된 밝기 조절값으로 밝기 조절회로(36)를 제어하는데, 사용자가 직접 키입력부(34)를 통해 밝기 조절을 하는 경우 사용자 입력값에 따라 이미 저장부(35)에 저장된 밝기 조절값에 대한 보정량을 산출하여 저장부(35)에 저장하고 보정된 밝기 조절값을 전송한다. 여기서 상기 키입력부(34)는 리모트 콘트롤이나 디스플레이장치의 일측에 형성된입력버튼, 마우스, 키보드등이 될 수 있다.The control unit 33 controls the brightness control circuit 36 with the brightness control value stored in the storage unit 35 according to the change of the external brightness, when the user directly adjusts the brightness through the key input unit 34. The correction amount for the brightness adjustment value already stored in the storage unit 35 is calculated according to the value, stored in the storage unit 35, and the corrected brightness adjustment value is transmitted. The key input unit 34 may be an input button, a mouse, a keyboard, or the like formed on one side of a remote control or a display device.
상기 제어부(33)를 통해 전송된 신호에 따라 밝기 조절회로(36)는 디스플레이장치(37)의 밝기를 조절하게 된다.The brightness control circuit 36 adjusts the brightness of the display apparatus 37 according to the signal transmitted through the control unit 33.
도 4는 본 발명에 따른 자동으로 밝기 조절이 가능한 디스플레이장치의 밝기 조절 방법을 설명하는 도면이다.4 is a view illustrating a brightness control method of a display device capable of automatically adjusting brightness according to the present invention.
먼저, 광감지부를 통해 주변의 밝기를 감지하고(S200), 감지된 신호를 증폭, A/D변환을 한다.(S210)(S220)First, the ambient light is sensed through the light detector (S200), and the amplified signal is converted and A / D converted. (S210) (S220).
사용자가 밝기 조절을 하는 경우에는 저장된 주변 밝기에 따른 밝기 조절값과 사용자가 입력한 밝기 조절값을 비교하여 보정값을 산출한 후 저장하고 저장된 밝기 조절신호를 전송한다.(S230)(S240)(S250)When the user adjusts the brightness, the brightness adjustment value according to the stored ambient brightness is compared with the brightness adjustment value input by the user, the calculated correction value is calculated and stored, and the stored brightness adjustment signal is transmitted. (S230) (S240) ( S250)
사용자가 밝기 조절을 하지 않는 경우에는 이미 저장된 주변 밝기에 따른 밝기 조절신호를 전송하게 된다.(S230)(S250)If the user does not adjust the brightness is to transmit the brightness control signal according to the stored ambient brightness (S230) (S250).
전송된 밝기 조절신호에 따라 디스플레이장치의 밝기가 조절된다.(S260)The brightness of the display apparatus is adjusted according to the transmitted brightness control signal (S260).
본 발명은 주변 밝기의 변화에 따라 자동으로 디스플레이장치의 밝기를 조절함으로써 전원의 낭비를 막고, 사용자의 시각이 쉽게 피로해 지는 것을 막을 수 있는 장점이 있다.The present invention has the advantage that it is possible to prevent the waste of power, and to easily fatigue the user's vision by automatically adjusting the brightness of the display device in accordance with the change in ambient brightness.
또한, 본 발명은 사용자의 환경에 따라 광감지부가 정확히 주변 밝기를 감지하지 못하거나 사용자의 시각적 특성에 의해 자동으로 조절된 밝기값을 변경한 경우 보정된 밝기값을 저장, 적용함으로써 사용자의 사용환경이나 개개인의 특성에따라 디스플레이장치의 밝기값을 적절히 조절할 수 있는 장점이 있다.In addition, the present invention stores the user's environment by storing and applying the corrected brightness value when the light sensing unit does not accurately detect the ambient brightness according to the user's environment or change the brightness value automatically adjusted by the user's visual characteristics However, there is an advantage in that the brightness value of the display device can be properly adjusted according to individual characteristics.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020030037420A KR20040106635A (en) | 2003-06-11 | 2003-06-11 | Method and display apparatus having auto bright control means |
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| Application Number | Priority Date | Filing Date | Title |
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| KR1020030037420A KR20040106635A (en) | 2003-06-11 | 2003-06-11 | Method and display apparatus having auto bright control means |
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| KR20040106635A true KR20040106635A (en) | 2004-12-18 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100809700B1 (en) * | 2006-08-30 | 2008-03-07 | 삼성전자주식회사 | Ambient light processing system controlling a display device by sensing ambient light and the method using the system |
| US7876304B2 (en) | 2005-03-08 | 2011-01-25 | Samsung Electronics Co., Ltd. | Thin film panel, driving device, and liquid crystal display having the same |
| US8106345B2 (en) | 2008-02-19 | 2012-01-31 | Samsung Mobile Display Co., Ltd. | Photo sensor and flat panel display using the same |
-
2003
- 2003-06-11 KR KR1020030037420A patent/KR20040106635A/en not_active Application Discontinuation
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7876304B2 (en) | 2005-03-08 | 2011-01-25 | Samsung Electronics Co., Ltd. | Thin film panel, driving device, and liquid crystal display having the same |
| KR100809700B1 (en) * | 2006-08-30 | 2008-03-07 | 삼성전자주식회사 | Ambient light processing system controlling a display device by sensing ambient light and the method using the system |
| US7504612B2 (en) | 2006-08-30 | 2009-03-17 | Samsung Electronics Co., Ltd | Ambient light processing system for controlling display device by sensing ambient light and method using the system |
| US8106345B2 (en) | 2008-02-19 | 2012-01-31 | Samsung Mobile Display Co., Ltd. | Photo sensor and flat panel display using the same |
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