KR100654806B1 - Display apparatus - Google Patents

Abstract

The present invention provides a display device for displaying an image, comprising: an alarm unit; An anion generator for emitting anions; And a controller for controlling whether the anion generator generates the anion, integrating an operation time of the anion generator, and providing corresponding information through the alarm unit when the accumulated operation time exceeds a preset reference time. It is characterized by including. Thereby, by informing the user of the cleaning time of the anion generator, it is possible to easily and cleanly maintain the anion release of the anion generator.

Description

Display device {DISPLAY APPARATUS}

1 is a perspective view of a display device according to the present invention;

Figure 2 is a perspective view of the negative ion generating unit equipped with a display device according to the present invention,

3 is a partially exploded perspective view of an anion generator of a display device according to the present invention;

4 is a control block diagram of a display device according to the present invention;

5 and 6 are views illustrating an example of an OSD screen displayed on the display unit of the display device according to the present invention.

<Description of the symbols for the main parts of the drawings>

1: display device 5: base

10: display body 11: front casing

13 cover coupling unit 15 display unit

18: rear casing 22: printed circuit board

23: LED substrate 25: anion light emitting diode

27: power switch 28: power light emitting diode

30: negative ion generating unit 31: boosting unit

33: anion discharge unit 34: high pressure stage

35 ： Earth stage 36: Screw

37: electrode housing 38: housing fastening portion

40: anion cover member 41: anion outlet

51: video signal receiver 52: signal processor

53: control unit 54: user input unit

55: reset signal input unit 56: power supply unit

57: negative ion switching unit 58: OSD generation unit

The present invention relates to a display device, and more particularly, to a display device that emits negative ions.

In recent years, as the concern for the health of the modern man rises, much research and development for environmental improvement continues. In particular, the indoor air is contaminated by dust or dust in an airtight room such as an office or a general home, and the countermeasures are urgently required.

As a countermeasure against such pollution of indoor air, air cleaners and negative ion generators have been developed and distributed.

In general, many studies have revealed that cations present in the air are harmful to the human body while anions are beneficial to the human body. The physiological effects and effects of inhalation of air containing anions in the human body have been widely studied, and anion has beneficial effects on the human body such as nerve progression, hypnotic analgesia, invigoration, food intake, recovery of nervous fatigue, and delayed decay. It is known to exert.

However, the negative ions generated in the conventional negative ion generator are limited in their reach, so that only a few negative ion generators in a space where many people work, such as an office, can be ineffective.

It is also obvious that installing negative ion generators near everyone working in an office is subject to space constraints. In addition, there are inconveniences in that a separate power source must be connected to each negative ion generating device, and a user needs to individually operate each negative ion generating device in order to turn on / off the negative ion generating device.

Accordingly, an object of the present invention is to provide a display device that is provided with an anion generator and which can control the anion generator through a control unit such as a microcomputer provided in the display device.

In addition, by informing the user of the cleaning time of the negative ion generating unit, to provide a display device that can easily and cleanly maintain the negative ion release of the negative ion generating unit.

The above object is, according to the present invention, a display device for displaying an image, comprising: an alarm unit; An anion generator for emitting anions; And a controller for controlling whether the anion generator generates the anion, integrating an operation time of the anion generator, and providing corresponding information through the alarm unit when the accumulated operation time exceeds a preset reference time. It is achieved by the display device characterized in that.

Here, the alarm unit may include an OSD generator for displaying an anion information screen including information on the accumulated operation time exceeding the reference time under the control of the controller.

The controller may control the OSD generator to display information on the accumulated operating time on the negative ion information screen.

Here, the alarm unit may include a light emitting diode that blinks according to whether the accumulated operating time exceeds the reference time under the control of the controller.

And a reset signal input unit for inputting a reset signal for initializing the integrated operating time; The controller may initialize the integrated operation time when the reset signal is received from the reset signal input unit.

And a user input unit for inputting a predetermined key signal; The OSD generating unit displaying a reset screen for initializing the integrated operating time under the control of the controller; The controller may initialize the accumulated operating time according to a key signal from the user input unit through the reset screen displayed on the display unit.

Hereinafter, the present invention will be described in detail with reference to the accompanying drawings.

As shown in FIGS. 1 to 3, the display device 1 according to the present invention includes a display main body 10, a base 5 supporting the display main body 10 on an installation surface, and a display main body 10. And anion cover member 40 formed on the display body 10 and anion outlet 41 formed on the display body 10 so that the anion emitted from the anion generator 30 is discharged to the outside.

1 and 2, the display main body 10 includes a display unit 15 on which an image is displayed, casings 11 and 18 provided outside the display unit 15 to form an exterior, It includes a printed circuit board 22 provided in the casing (11, 18) is mounted with the components for driving the display unit 15 and the negative ion generating unit 30.

The display unit 15 displays an image based on the video signal output from the signal processor 52 to be described later. The display unit 15 according to the present invention may be any one of Digital Light Processing (DLP), Liquid Crystal Display (LCD), Plasma Display Penal (PDP), and Cathode Ray Tube (CRT).

The casings 11 and 18 include a front casing 11 covering the front edge region of the display unit 15 and a rear casing 18 covering the rear of the display unit 15.

The front casing 11 is provided with a cover coupling portion 13 penetrated to mount the negative ion cover member 40.

In addition, the front casing 11 has a power switch 27 for turning on / off the power of the display unit 15, and a power light emitting diode 28 for displaying the on / off state of the power switch 27 ( Light Emitting Diode (LED) is provided. 3, the plurality of fastening bosses 12 are provided on the rear surface of the front casing 11 so that the electrode housings 37 of the negative ion generator 30 are mounted, and the power light emitting diode 28 is provided. ) And an LED substrate 23 provided with anion light emitting diode 25 to be described later.

The negative ion generating unit 30 is a boosting unit 31 for boosting the power supplied from the power supply unit 56 to be described later with a high voltage, and an anion discharge unit for generating negative ions by receiving power supplied from the boosting unit 31 ( 33). Here, the anion generator 30 is an example provided in the casing (11, 18), but is not limited to this, may be provided in the base (5). Here, the boosting unit 31 is installed in one region behind the display unit 15.

Anion discharge unit 33 is provided in the casing (11,18) to accommodate the high pressure stage 34 and the ground end 35 to generate negative ions, the high pressure stage 34 and the ground end 35 so that the negative ions are discharged It includes an electrode housing 37 formed with an opening on one side. Here, an anion is generated between the high voltage stage 34 and the ground terminal 35 by the corona discharge or the arc discharge due to the high voltage output from the boosting unit 31 and is discharged to the outside through the opening.

The electrode housing 37 accommodates the high voltage stage 34 and the ground terminal 35, and forms a discharge space to generate negative ions spaced apart between the high voltage stage 34 and the ground terminal 35. The electrode housing 37 is fastened to the rear surface of the front casing 11 to be in close contact with the rear surface of the anion cover member 40. Here, the opening of the electrode housing 37 is fastened to the electrode housing 37 by the fastening boss 12 and the screw 36 provided on the back of the front casing 11 so that the opening of the electrode housing 37 can be in close contact with the back of the anion cover member 40. A housing fastening portion 38 is provided.

The negative ion cover member 40 is provided with an anion outlet 41 provided to communicate with the opening of the electrode housing 37. Here, the negative ion cover member 40 is provided on the front of the front casing 11 so that the negative ions are released to the front of the display main body 10. In addition, the anion cover member 40 may be injection-molded by a plastic resin, and may be injection-molded including an antistatic agent to suppress the attachment of anions generated from the anion-releasing portion 33.

The negative ion outlet 41 is provided to communicate with the opening of the electrode housing 37 to discharge the negative ions generated in the discharge. Anions generated by the discharge may be released to the outside through the anion outlet 41 by natural convection.

Hereinafter, with reference to the control block diagram of the display device 1 according to the present invention shown in FIG.

The display apparatus 1 according to the present invention may include an image signal receiver 51, a signal processor 52, a power supply 56, and a controller 53.

The video signal receiver 51 receives a video signal provided from a video signal source such as a computer or a broadcasting station. Here, the video signal input through the video signal receiver 51 may have various formats. For example, the video signal received through the video signal receiver 51 is a video signal of the CVBS (Composite Video Broadcast Signal), an S-Video video signal, an analog RGB video received through the D-Sub connector connected to the computer It may include a signal, a digital video signal of the DVI (Digital Video Interface) method, a video signal of the component (Component) method, and the like.

The signal processor 52 converts the video signal received through the video signal receiver 51 into a format displayable by the display unit 15 and outputs the converted video signal. Here, the signal processor 52 may have various configurations according to the type of the input image signal and the type of the display unit 15. For example, when the display unit 15 according to the present invention is a digital type such as LCD, PDP or DLP, the signal processor 52 converts an analog image signal input through the image signal receiver 51 into a digital image signal. An A / D converter and a scaler for scaling a digital video signal output from the A / D converter may be included. On the other hand, when the display unit 15 according to the present invention is a CRT method, the signal processing unit 52 is a vertical and horizontal for deflecting the electron beam based on the amplifiers for amplifying the input image signal, and the vertical and horizontal synchronization signal Deflection and the like.

The power supply unit 56 supplies power to the signal processing unit 52, the display unit 15, the control unit 53, and the negative ion generating unit 30. Here, the power supply unit 56 may receive a commercial AC power supply, convert it into a DC power supply having a voltage level required for driving each component of the display apparatus 1 and output it.

The controller 53, for example, a microcomputer, controls the signal processor 52 and the display unit 15 so that the image signal received through the image signal receiver 51 is displayed as an image on the display unit 15. do. For example, the controller 53 may be configured to process an image signal received through the image signal receiver 51 based on preset variable values to adjust the display state of the image displayed on the display unit 15. The processing unit 52 is controlled. Accordingly, the controller 53 adjusts the brightness, contrast or resolution of the image displayed on the display unit 15.

In addition, the controller 53 may control whether or not anion is generated by the negative ion generator 30. Here, the display device 1 according to the present invention may include an anion switching unit 57 that intercepts the power supplied from the power supply unit 56 to the anion generator 30. Accordingly, the controller 53 controls the switching operation of the negative ion switching unit 57 to interrupt the power supplied to the negative ion generating unit 30, thereby controlling whether the negative ion generating unit 30 generates negative ions. Here, the negative ion switching unit 57 may be provided between the power supply unit 56 and the boosting unit 31 of the negative ion generating unit 30 to intercept the power supplied from the power supply unit 56 to the boosting unit 31. have.

Meanwhile, when the power saving mode of the display apparatus 1 is detected while the negative ion generator 30 generates negative ions, the controller 53 may control the negative ion generator 30 to block negative ions. . That is, even when the display device 1 is turned on, when the user enters the power saving mode because the user does not use the display device 1, the negative ion generator 30 blocks the generation of negative ions. The power consumption can be reduced. Accordingly, by detecting the absence of the user through the power saving mode of the display device 1, it is possible to automatically stop the generation of negative ions in the absence of the user.

Here, the controller 53 may detect the power saving mode of the display apparatus 1 based on a Display Power Management Signaling (DPMS) signal according to the Video Electronics Standards Association (VESA) standard. Herein, when the power saving mode of the display apparatus 1 is detected based on the DPMS signal, the controller 53 is supplied to the backlight of the LCD when a predetermined operation, for example, the display unit 15 according to the present invention is an LCD. The power saving mode can be performed by turning off the power. Then, the control unit 53 controls the negative ion switching unit 57 to cut off the power supplied to the negative ion generating unit 30, thereby blocking the generation of negative ions from the negative ion generating unit 30. In addition, when it is detected that the power saving mode is released, the control unit 53 operates the display apparatus 1 in the normal mode, and controls the negative ion switching unit 57 so that the negative ion generating unit 30 may release negative ions. Done.

On the other hand, the display device 1 according to the present invention may include a user input unit 54 for generating a signal according to the user's operation. In addition, the display apparatus 1 may include an OSD generator 58 for displaying an OSD screen providing various functions to the display unit 15 under the control of the controller 53.

  Here, the controller 53 controls whether the negative ion generator 30 generates negative ions based on a key signal input from the user input unit 54. The key signal for controlling whether or not anion is generated by the negative ion generator 30 input from the user input unit 54 may be input through a hot key provided in the user input unit 54. Here, in FIG. 1, the user input unit 54 is in the form of a plurality of buttons provided on the display main body 10, but may be provided in the form of a remote controller.

In addition, the controller 53 selects a bar for selecting whether to generate negative ions provided on the OSD screen using the OSD screen provided from the user input unit 54 through the manipulation of the user input unit 54, so that the control unit 53 generates the negative ion generator 30. ) Can also control whether or not anion is generated.

On the other hand, the display device 1 according to the present invention may include an anion display unit that is displayed whether or not the negative ion generated in the negative ion generator 30. Accordingly, the user can check whether the negative ions are currently being emitted from the display apparatus 1.

Here, the negative ion display unit, as shown in Figure 1 and 4, is provided on any one side of the front of the display main body 10, the negative ion light emitting diode 25 (LED) flashing according to whether the negative ion generated in the negative ion generating unit 30 (LED) : Light Emitting Diode). Here, the controller 53 controls whether the negative ion light emitting diode 25 emits light depending on whether negative ions are generated when controlling the negative ions of the negative ion generator 30.

In addition, the anion display unit according to the present invention may include an OSD generator 58. Here, when the negative ion generator 30 controls the negative ion switching unit 57 to generate negative ions, the controller 53 displays a predetermined image indicating that the negative ions are being discharged by the OSD generator 58. By controlling the display to 15), it is possible to inform the user of the occurrence of negative ions.

Here, the image displayed on the display unit 15 may include various types of images in which an icon, a text, and the like may be detected by a user. In addition, the image indicating the occurrence of negative ions is preferably displayed at the edge of the display unit 15, for example, the upper right corner of the screen. In addition, when the display unit 15 is an LCD or PDP system, it is preferable to periodically flicker the image indicating the generation of negative ions so as to prevent the occurrence of afterimages.

On the other hand, the control unit 53 according to the present invention may count the operation time of the negative ion generating unit 30 and integrate it. The controller 53 may provide the user with the corresponding information when the accumulated operating time exceeds a preset reference time. Here, the display device 1 according to the present invention may further include an alarm unit for the controller 53 to inform the user of the information that the accumulated operating time for the negative ion generator 30 exceeds a preset reference time. Can be. Here, the reference time is a degree of the phenomenon in which the negative ion discharge part of the negative ion cover member 40 is clogged by dust or foreign matter generated in the negative ion cover member 40 of the negative ion generator 30 according to the operation of the negative ion generator 30. Can be set accordingly. Accordingly, when the accumulated operating time of the negative ion generating unit 30 exceeds the reference time and the corresponding information is provided through the alarm unit, the user cleans the negative ion cover member 40 of the negative ion generating unit 30, The negative ions generated by the negative ion emitter 33 may be easily released to the outside of the display apparatus 1 through the negative ion outlet 41 of the negative ion cover member 40.

Here, the alarm unit according to an embodiment of the present invention may include the OSD generation unit 58 described above. Accordingly, when the accumulated operating time exceeds the reference time, the controller 53 may control the OSD generator 58 to display the negative ion information screen including the corresponding information on the display 15. 5 shows an anion information screen according to an example of the present invention.

In addition, the alarm unit according to another embodiment of the present invention may include an alarm light-emitting diode that blinks depending on whether the integrated operation time exceeds a reference time under the control of the controller 53. Here, the alarm light emitting diode may be provided in the vicinity of the anion light emitting diode 25 of the display body 10, as shown in FIG.

Meanwhile, the display apparatus 1 according to the present invention may further include a reset signal input unit 55 for inputting a reset signal for initializing the integrated operating time. The reset signal input unit 55 according to the present invention may be provided as one button on the user input unit 54, as shown in FIGS. 1 and 4. In this case, when the user presses the reset signal input unit 55, the control unit 53 detects this and initializes the operation time of the negative ion generating unit 30 accumulated up to now to '0'. Accordingly, the user cleans the negative ion generator 30 by recognizing that the operating time of the negative ion generator 30 exceeds the reference time through the alarm unit, and again, the negative ion generator 30 through the reset signal input unit 55. By resetting the operating time of), the next cleaning time can be counted.

Here, the configuration for inputting the reset signal to the control unit 53 is not limited to the reset signal input unit 55, and the control unit 53 receives the reset signal through the operation of the OSD generator 58 and the user input unit 54. Of course it can be applied to. That is, when a predetermined key signal is input through the operation of the user input unit 54 by the user, the controller 53 may display an OSD for inputting the reset signal through the display unit 15 as shown in FIG. 6. Control the screen to be displayed. In addition, when the user selects the 'initialization' bar displayed on the OSD screen through the user input unit 54, the controller 53 may initialize the accumulated operating time to '0'.

Meanwhile, the controller 53 according to the present invention may control the OSD generator 58 so that information on the operation time accumulated up to now is displayed on the negative ion information screen displayed on the display unit 15 (see FIG. 5). . Here, the information on the accumulated operating time is displayed together when the accumulated operating time exceeds the reference time to inform the user of the information, or the user through the user input unit 54 and the predetermined OSD screen. It may be displayed on the display unit 15 at the request of.

 Although some embodiments of the invention have been shown and described, it will be apparent to those skilled in the art that the embodiments may be modified without departing from the spirit or spirit of the invention. . And the scope of the invention will be defined by the appended claims and equivalents thereof.

As described above, according to the present invention, a negative ion generating unit is provided and a display device capable of controlling the negative ion generating unit through a control unit such as a microcomputer provided in the display device.

In addition, by informing the user of the cleaning time of the negative ion generating unit, there is provided a display device that can easily and cleanly maintain the negative ion release of the negative ion generating unit.

Claims (6)

In a display device that displays an image, An alarm unit; An anion generator for emitting anions; And a controller for controlling whether the anion generator generates the anion, integrating an operation time of the anion generator, and providing corresponding information through the alarm unit when the accumulated operation time exceeds a preset reference time. Display device characterized in that. The method of claim 1, And the alarm unit comprises an OSD generator for displaying an anion information screen including information on the accumulated operation time exceeding the reference time under the control of the controller. The method of claim 2, And the control unit controls the OSD generator to display information on the accumulated operating time on the negative ion information screen. The method of claim 1, And the alarm unit includes a light emitting diode that is blinked according to whether the accumulated operation time exceeds the reference time under the control of the controller. The method according to claim 2 or 4, A reset signal input unit for inputting a reset signal for initializing the integrated operation time; And the control unit initializes the integrated operating time when the reset signal is received from the reset signal input unit. The method according to claim 2 or 4, A user input unit for inputting a predetermined key signal; The OSD generating unit displaying a reset screen for initializing the integrated operating time under the control of the controller; And the control unit initializes the integrated operation time according to a key signal from the user input unit through the reset screen displayed on the display unit.

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