KR102064779B1 - A korean alphabet clock using light diffusion - Google Patents

Abstract

Disclosed is a Korean clock using light diffusion, which uses a principle that a carved letter part emits light as light is transmitted and diffused through the carved letter part when light is projected onto an acrylic panel on which letters are carved. The Korean clock comprises: a printed circuit board; a plurality of time display LEDs and a plurality of minute display LEDs; a plurality of time display acrylic panels; a plurality of minute display acrylic panels; a real-time clock module; a control module; and a power module.

Description

Korean Clock Using Light Diffusion {A KOREAN ALPHABET CLOCK USING LIGHT DIFFUSION}

The present invention relates to a Korean clock using light diffusion, and more particularly, to project light onto an acrylic panel on which letters are imprinted, so that light is transmitted and diffused through a portion of an imprinted letter to emit light. The present invention relates to a Korean clock using light diffusion.

In the case of a digital clock according to the prior art, the time is displayed using seven segments. Therefore, the digital clock according to the prior art has a problem in that it is limited in expressing individuality of the user due to the uniform design. In addition, the segment clock according to the prior art has a problem in that the brightness of the segment element itself is limited, and even though the brightness is increased, the light is not suitable as lighting because the light comes directly into the eyes.

On the other hand, in the case of the matrix type Hangul clock according to the prior art, the time is displayed in a non-uniform form according to the column of the matrix, and thus there is a problem that it is inconvenient to read the time. In addition, like the aforementioned digital clock, the matrix type Hangul clock according to the prior art has a problem in that the effect is reduced as a light because the light hits the eye in a straight line.

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Japanese Laid-Open Patent Publication No. 2006-030924 (2006.02.02.)

The object of the present invention is to solve the problems of the prior art mentioned above.

An object of the present invention, by transmitting the light through the LED on the acrylic panel imprinted Hangul serves as a unique digital clock that can display the time in Hangul, and provides a light diffusion that provides an excellent effect in readability It is to provide a Korean clock.

In addition, another object of the present invention is to provide a Hangul watch using light diffusion that can be used as an illumination through light diffusion and has an excellent effect in the interior.

In addition, another object of the present invention, in the case of the present invention by expressing the time in Korean design, and excellent in readability for children who are inconvenient to read the existing clock, using Hangeul using light diffusion useful for learning To provide a clock.

The characteristic structure of this invention for achieving the objective of this invention as mentioned above, and achieving the effect peculiar to this invention mentioned later is as follows.

According to one aspect of the invention, a printed circuit board; A plurality of time display LEDs and a plurality of minute display LEDs arranged in a predetermined pattern on the printed circuit board; A plurality of time display acrylic panels each disposed such that a bottom surface thereof is positioned on a corresponding time display LED among the plurality of time display LEDs, and a syllable of Korean time units is imprinted on a front surface of the time display LEDs; The plurality of time display acrylic panels, wherein the faceted and imprinted syllable portions have a higher light transmittance than the rest of the time display acrylic panels; A plurality of minute display acrylic panels each disposed such that a lower surface is positioned on a corresponding minute display LED among the plurality of minute display LEDs, and a syllable of a Hangul minute unit is imprinted on a front surface of the minute display acrylic panel; The plurality of minute display acrylic panels, wherein the faceted and engraved syllable portions have a higher light transmittance than the remaining portions of the minute display acrylic panel; A real time clock module for transmitting current time information; A control module configured to receive current time information transmitted from the real time clock module and to light at least one time indicating LED and at least one minute indicating LED according to the received current time information, wherein the time lit by the control module Light emitted from the display LED is transmitted and diffused forward through the imprinted syllable portion of the corresponding time display acrylic panel and light emitted from the minute display LED lit by the control module is imprinted on the corresponding minute display acrylic panel. The control module transmitting and spreading forward through the syllable portion to display Hangul time; A Hangul clock using light diffusion is provided, including a plurality of time display LEDs, the plurality of minute display LEDs, a real time clock module, and a power module for supplying power to the control module.

Advantageously, said plurality of time display LEDs comprises: a plurality of first time display LEDs arranged in a line in a first time display column on said printed circuit board, a plurality of time display LEDs arranged in a line in a second time display column on said printed circuit board Second time indication LEDs, a third time indication LED disposed at a third time indication position on the printed circuit board, wherein the plurality of time indication acrylic panels are disposed over a corresponding first time indication LED A plurality of first time display acrylic panels imprinted with the first syllable of Hangul time units on the side, and a plurality of second times imprinted with a second syllable of Hangul time units on the front side with the first second display acrylic panels disposed on the corresponding second time display LEDs Display acrylic panels, and a third time display acrylic panel disposed on the third time display LED and imprinted with a syllable 'shi' on the front surface. The plurality of minute display LEDs may include: a plurality of first minute display LEDs arranged in a line in a first minute display row on the printed circuit board, a second minute display LED disposed in a second minute display position on the printed circuit board, the A plurality of third minute display LEDs arranged in a line in a third minute display column on a printed circuit board, a fourth minute display LED disposed in a fourth minute display position on the printed circuit board, wherein the plurality of minute display acrylics The panel is arranged over a corresponding first minute indication LED and has a plurality of first minute indication acrylic panels imprinted with the first syllable of the Hangul minute unit on the front face, the second minute display LED and a Hangul on the front face. A second minute display acrylic panel with syllable 'ten' imprinted thereon, a plurality of third minute display acrylic panels disposed over the corresponding third minute display LED and imprinted with a third syllable of Hangul minute units on the front face, And a fourth minute display acrylic panel disposed on the fourth minute display LED and inscribed with a Hangul syllable 'minute' on the front surface.

Preferably, the Hangul syllables imprinted on each of the plurality of first time display acrylic panels are 'column', 'day', 'da', 'fe', and 'ah', respectively, and the plurality of second time displays. The Hangul syllables imprinted on each of the acrylic panels are 'one', 'two', 'three', 'four', 'multiply', 'six', 'eight' and 'hop', respectively, the first minute The Hangul syllables imprinted on each of the display acrylic panels are 'I', '3', '4', and 'O', respectively. , 'Yi', 'three', 'four', 'o', 'six', 'seven', 'arm', 'nine'.

Preferably, the plurality of first time display acrylic panels further include an AM display acrylic panel in which Hangul 'AM' is imprinted and an PM display acrylic panel in which Hangul 'PM' is imprinted. 'May be imprinted at a different position from the position where the first syllable of the Hangul time unit is imprinted on the acrylic panel.

Preferably, the fourth minute display acrylic panel further includes an alarm display acrylic panel on which an alarm display icon is imprinted, wherein the alarm display icon is located at a different position from the position where the Hangul syllable 'minute' is imprinted on the acrylic panel. Can be imprinted.

Preferably, the Korean clock using the light diffusion may further include an adjustment switch including a time setting switch for setting a current time and an alarm setting switch for setting an alarm time.

According to a preferred embodiment of the present invention, it is possible to display the time in the Hangul to serve as a personal digital clock, it is possible to provide a Hangul clock using light diffusion that provides an excellent effect in readability.

In addition, according to a preferred embodiment of the present invention, it is possible to provide a Hangul clock using light diffusion having excellent effects in the interior can be used as lighting through light diffusion.

In addition, according to a preferred embodiment of the present invention, in the case of the present invention is excellent in design by expressing the time in Hangul, light readability is good for children who are inconvenient to read the existing clock and useful for learning Can use the Korean clock.

1 is a schematic front view of a Hangul watch using light diffusion according to an embodiment of the present invention.
2 is a schematic side view of a Hangul watch using light diffusion according to an embodiment of the present invention.
3 is a schematic top view of a Hangul watch using light diffusion according to an embodiment of the present invention.
4 is a schematic circuit block diagram of a Hangul clock using light diffusion according to an embodiment of the present invention.
5 is a state diagram of use of the Hangul clock using light diffusion according to an embodiment of the present invention.
6 is a perspective view of an acrylic panel according to an embodiment of the present invention.

DETAILED DESCRIPTION The following detailed description of the invention refers to the accompanying drawings that show, by way of illustration, specific embodiments in which the invention may be practiced. These embodiments are described in sufficient detail to enable those skilled in the art to practice the invention. It is to be understood that the various embodiments of the invention are different but need not be mutually exclusive. For example, certain shapes, structures, and characteristics described herein may be embodied in other embodiments without departing from the spirit and scope of the invention with respect to one embodiment. In addition, it is to be understood that the location or arrangement of individual components within each disclosed embodiment may be changed without departing from the spirit and scope of the invention. Accordingly, the following detailed description is not to be taken in a limiting sense, and the scope of the present invention is defined only by the appended claims, along with the full range of equivalents to which such claims are entitled. Like reference numerals in the drawings refer to the same or similar functions throughout the several aspects.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings so that those skilled in the art can easily implement the present invention.

[Overview of the present invention]

First, prior to the detailed description of the embodiment of the present invention to look at the principle of the present invention. According to the present invention, when light is projected onto an acrylic panel having a portion of which a letter (syllable) having a higher light transmittance is imprinted than another portion, light is mainly generated by a relatively high light transmittance through internal reflection inside the acrylic panel. It utilizes the feature that the letters of the acrylic panel appear bright to the user by being transmitted and diffused through the engraved parts. More specifically, in order to display the time in Hangul, the present invention is connected to the acrylic panel corresponding to the current time in a state in which one syllable corresponding to each syllable of Hangul time is imprinted on the corresponding acrylic panel. When the LED is turned on to project light onto the corresponding acrylic panel, the engraved syllable portion of the corresponding acrylic panel emits light to display the time in Korean.

On the other hand, the Hangul time display may be composed of up to seven syllables. Accordingly, in the present invention, it is assumed that the Hangul time display is basically composed of seven syllables. For example, the Korean time display 'Eleven fifty-five minutes' includes all seven syllables, so that the first syllable 'column' of the time unit, the second syllable 'one' of the time unit, and the third syllable 'hour' ', And the first syllable' five 'in minutes, the second syllable' ten 'in minutes, the third syllable' o 'in minutes, and the fourth syllable' minute 'in minutes. On the other hand, the Hangul time display 'Han-o-Minu' consists of four syllables, but in this case, the first syllable of the time unit is zero, that is, not displayed, the second syllable 'one' of the time unit, and the third syllable 'hour' of the time unit ', And the first syllable of the minute unit is 0, that is, not displayed, and can be viewed as consisting of the second syllable' ten 'of the minute unit, the third syllable' o 'of the minute unit, and the fourth syllable' minute 'of the minute unit have.

Therefore, in view of the above features, the present invention is composed of seven syllables in Korean time display, and each syllable corresponding to each order arranges acrylic panels in a line, and corresponds to one of the first syllables according to the current time. The syllable is lit by the LED connected to the engraved acrylic panel so that the syllable is illuminated, and the corresponding syllable of the second syllable is lit by the LED connected to the imprinted acrylic panel so that the syllable is illuminated. The LEDs connected to the corresponding acrylic panels according to the current time are turned on so that the syllables displaying Korean time are emitted. Of course, as described above, when none of the syllables of the corresponding digits should emit light, all LEDs connected to the acrylic panels corresponding to the corresponding digits remain off.

Hereinafter, with reference to the accompanying drawings, it will be described in detail with respect to the configuration and function of the Hangul clock (hereinafter referred to as "Hangul clock") using the light diffusion according to the preferred embodiments of the present invention.

[Preferred Embodiments of the Invention]

1 is a schematic front view of a Hangul clock using light diffusion according to an embodiment of the present invention, FIG. 2 is a schematic side view of a Hangul clock using light diffusion according to an embodiment of the present invention, and FIG. A top view of a Hangul watch using light diffusion according to an embodiment of the present invention. 4 is a block diagram illustrating functional blocks illustrating a circuit configuration for driving a Korean clock using light diffusion according to an embodiment of the present invention.

As shown in Figures 1 to 4, the Hangul clock according to the present invention is a printed circuit board 100, a plurality of LEDs 200, clock support unit 300, a plurality of acrylic panels 400, a control module 110, a real-time clock module 120, a power module 130, an adjustment switch 140, and a buzzer 150 may be included.

The printed circuit board 100 is a substrate on which circuit elements such as the plurality of LEDs 200, the power module 130, the control switch 140, and the buzzer 150 are mounted. It can be configured using. Since the printed circuit board 100 itself uses a known printed circuit board, a detailed description thereof will be omitted.

In one embodiment of the present invention, the plurality of LEDs 200 may include a plurality of time indicating LEDs and a plurality of minute indicating LEDs arranged in a predetermined pattern on the printed circuit board 100, respectively. LED is configured to be turned on / off to project light onto one or more acrylic panels in which the syllable corresponding to the current time is imprinted under the control of the control module 110. More specifically, as described above, the Hangul time display is composed of a total of seven syllables, and thus, the LEDs 200 may include a total of seven rows of LEDs. In one embodiment, the LEDs 200 are arranged in a row in a plurality of first time indication LEDs 210 arranged in a line in a first time display column on a printed circuit board, in a second time display column on a printed circuit board. A plurality of second time indication LEDs 220, a third time indication LED 230 disposed at a third time display position on the printed circuit board, and a first minute display column on the printed circuit board 100, arranged in line A plurality of first minute display LEDs 240, a second minute display LED 250 disposed at a second minute display position on the printed circuit board, a plurality of third arranged in line in a third minute display column on the printed circuit board Minute display LEDs 260 may include a fourth minute display LED 270 disposed at a fourth minute display location on the printed circuit board. Since the arrangement of each LED corresponds one-to-one with each acrylic panel, refer to the configuration and arrangement of the acrylic panels below for the arrangement of each LED.

In addition, in one embodiment of the present invention, preferably each of these LEDs are addressable (programmable) LEDs capable of adjusting brightness (i.e., light output) and / or color under control of the control module 110. For example, it may be implemented as SK6812.

The acrylic panels 400 according to the present invention are arranged such that the lower surface is positioned above the corresponding LED, and transmits the light projected from the LED through the lower surface through the portion where the syllable of the front surface is imprinted through the internal reflection. It can be configured to. More specifically, the acrylic panels 400 according to the present invention are disposed such that the bottom surface is positioned on the corresponding time display LED among the plurality of time display LEDs 210 to 230, respectively, The lower surface is positioned on the corresponding minute display LEDs among the plurality of time display acrylic panels 410 to 430 and syllable minute display LEDs 240 to 270 in which syllables are engraved, and the unit of Hangul on the front surface is disposed. The syllable may include a plurality of minute display acrylic panels 440 to 470 engraved therein.

Hereinafter, referring to FIGS. 1 to 3 and 6, the shape and configuration of the acrylic panels 400 according to the present invention will be described. 6 is a perspective view of an acrylic panel according to an embodiment of the present invention. Referring to FIG. 6, the acrylic panel 400 according to the present invention has an overall rectangular shape and an insertion portion 404 is formed at the bottom thereof. Of course, as long as it includes the technical features of the present invention, the shape and size of the acrylic panel can be variously changed as necessary. The insert 404 of the acrylic panel is inserted through an opening in the watch support 300 formed corresponding to the shape of the insert so that the bottom surface 406 of the insert 404 of the acrylic panel is disposed over the corresponding LED. In the present application, the bottom surface of the acrylic panel 400 refers to the side on which the light from the LED is projected, placed directly above the corresponding LED. Thus, unless explicitly stated otherwise, the bottom surface of the acrylic panel 400 means the bottom surface 406 of the insert 404, but the present invention is not limited thereto. For example, in another embodiment, in the case of the generally rectangular acrylic panel 400 having no insert, the bottom surface of the rectangle may be the bottom surface of the acrylic panel 400.

In addition, as shown in FIGS. 1 and 6, one syllable for displaying Korean time is imprinted in the center on the front surface 402 of the acrylic panel 400. As described above, the acrylic panel is configured such that light projected from the LED through the bottom surface 406 can be transmitted / diffused through the portion where the syllables are imprinted on the front surface 402 through internal reflection. In order to perform this function, the acrylic panel 400 according to the present invention has a lower surface 406 through which the light from the LED is incident and a portion in which the syllables through which the light projected through the internal reflection is transmitted / spread mainly to the outside are engraved. It may be configured to have a higher transmittance for LED light as compared to the remaining portions of this acrylic panel 400. For example, the bottom surface 406 and the syllable-engraved portion of the acrylic panel 400 may be transparent to the LED light, while the remaining portions of the acrylic panel may be translucent to the LED light. The transmittance of each part of the acrylic panel 400 need not be specifically limited numerically, and is visually imprinted on the user's eye when the LED light is projected onto the corresponding acrylic panel 400 based on the experiment and / or rule of thumb. It may be sufficient that the syllable portion can be seen to emit enough light. In addition, at this time, when the LED light is projected on the rearmost acrylic panel 400, the user who is located in front of the Korean clock visually notices that the engraved syllable portion of the rearmost acrylic panel 400 emits light. The acrylic panel will be constructed so that it can be clearly observed.

Next, the arrangement of the plurality of acrylic panels 400 will be described in more detail. As described above, the Korean time display consists of a total of seven syllables. Accordingly, the acrylic panels 400 according to the present invention are disposed on the corresponding first time display LED 210 and display the first syllable of the Hangul time unit on the front surface in order to display the Hangul time unit. A plurality of second time display acrylic panels 420 disposed on the first time display acrylic panels 410 and corresponding second time display LEDs 220 and inscribed with a second syllable of a Hangul time unit on the front surface; It may include a third time display acrylic panel 430 disposed on the third time display LED 230 and the Korean syllable 'shi' is imprinted on the front surface. In one embodiment of the present invention, the Hangul syllables imprinted on each of the plurality of first time display acrylic panels 410 are 'column', 'work', 'da', 'fe', 'ah', respectively. The Hangul syllables imprinted on each of the plurality of second time display acrylic panels 420 are 'one', 'two', 'three', 'four', 'multiply', 'six', 'eight', and 'hop', respectively. Can be '. Accordingly, when the five first time display acrylic panels 410 and the eight second time display acrylic panels 420 configured as described above are combined, all the Hangul time units can be displayed.

In addition, in an embodiment of the present invention, the first time display acrylic panels 410 may further include an AM display acrylic panel in which the Korean language 'AM' is imprinted and an afternoon display acrylic panel in which the Korean language 'PM' is inscribed. have. The AM display acrylic panel and the PM display acrylic panel are acrylic panels for displaying AM and PM, and the first syllable of the Hangul time unit is imprinted on the acrylic panel in order not to prevent the first syllable of the Hangul time unit from being displayed. It is desirable to be imprinted at different positions. Referring to FIG. 1, the first syllable of the Hangul time unit is imprinted in the center of the acrylic panel, while 'morning' is imprinted in the upper left of the acrylic panel and 'pm' is imprinted in the upper right of the acrylic panel. These marking positions may be freely changed as necessary as long as the marking positions of 'morning' and 'afternoon' do not overlap with the marking positions of the first syllable of the Hangul time unit.

In addition, the acrylic panels 400 according to the present invention are disposed on the corresponding first minute display LED 240 to display the Hangul minute unit, and the first syllable of the Hangul minute unit is imprinted on the front surface. The second minute display acrylic panel 440 disposed on the first minute display acrylic panels 440 and the second minute display LED 250 and the Korean syllable 'ten' imprinted on the front surface thereof, and the corresponding third minute display. A plurality of third minute display acrylic panels 460 disposed on the LED 260 and imprinted with a third syllable in Korean minute units on the front surface, and a fourth minute display LED 270 disposed on the front surface. The syllable 'minute' may include a fourth minute display acrylic panel 470 engraved therein. In one embodiment of the present invention, the Hangul syllables imprinted on each of the plurality of first minute display acrylic panels 440 are 'yi', 'three', 'four', 'five', and a plurality of third syllables. The Hangul syllables imprinted on each minute display acrylic panel can be 'day', 'yi', 'three', 'four', 'o', 'six', 'seven', 'arm' and 'nine' have. Accordingly, the combination of the four first minute display acrylic panels 440, the one second minute display acrylic panel 450, and the nine third minute display acrylic panels 460, which are configured as described above, all the Hangul minutes. The unit can be displayed.

In addition, according to an embodiment of the present invention, the fourth minute display acrylic panel 470 according to the present invention may further include an alarm display acrylic panel 470b in which an alarm display icon is engraved. And / or similar to the afternoon display acrylic panel, the alarm display icon may be imprinted at a position different from the position where the Hangul syllable 'minute' is imprinted on the acrylic panel.

Arranging the arrangement order of the plurality of acrylic panels 400 as described above may be as shown in Table 1 below.

1st hour display Second time indication 3rd hour display 1st minute display 2nd minute display 3rd minute display 4th minute display phrase Ah hop arm female Eight seven All Five Six Work product Five Yeah Five four afternoon three four three morning two three this alarm Heat One city this ten Work minute

In Table 1 above, in the empty compartment, the acrylic panel 400 is not disposed. In addition, the lowermost column in Table 1 is the foremost position of the Hangul clock and the uppermost column is the rearmost position of the Hangul clock, and the arrangement of Table 1 is roughly the arrangement of the plurality of acrylic panels 400 on the printed circuit board 100. Corresponds to. In addition, LEDs corresponding to the bottom of each acrylic panel 400 are disposed.

Referring to Table 1 and FIG. 3 above, in the exemplary embodiment of the present invention, the 1-1 time display acrylic panel 410a in which 'column' is imprinted along the first time display column, and 'am' is imprinted. 1-2 hour display acrylic panel 410b, 1-3 hour display acrylic panel 410c with 'PM' stamped, 1-4 hour display acrylic panel 410d with 'day', 1-5 time display acrylic panel (410e) stamped 'C', 1-6 time display acrylic panel (410f) stamped 'F', 1-7 time display acrylic panel ('H' stamped) 410g) may be sequentially arranged on the printed circuit board 100 (more precisely on the corresponding LED) in a direction from the front to the rear of the Korean clock.

Similarly, along the second time display column, the 2-1 time display acrylic panel 420a in which 'one' is imprinted, the 2-2 time display acrylic panel 420b in which the 'two' is imprinted, and the 'three' Imprinted 2-3 time display acrylic panel 420c, 2-4 time display acrylic panel 420d with 'four' imprinted, 2-5 time display acrylic panel 420e with 'product' imprinted, 2-6 time display acrylic panel 420f imprinted with 'five', 2-7 time display acrylic panel 420g imprinted with 'eight', 2-8 hour display acrylic panel imprinted with 'hop' 420h may be sequentially disposed on the printed circuit board 100 in a line.

In addition, a third time display acrylic panel 430a may be disposed on the printed circuit board 100 by stamping 'hours' at the third time display position.

In addition, in order to display minutes, a 1-1 minute display acrylic panel 440a with '2' engraved therein and a 1-2 minute display acrylic panel 440b with '3' engraved along the first minute display column. ), The first to third minute display acrylic panel 440c with '4' stamped thereon, and the first to fourth minute display acrylic panel 440d with 'o' stamped are sequentially arranged on the printed circuit board 100. Can be arranged.

Similarly, the second minute display acrylic panel 450a may be disposed on the printed circuit board 100 by stamping 'ten' at the second minute display position.

Similarly, along the third minute display column, the 3-1 minute display acrylic panel 460a with 'one' stamped thereon, the 3-2 minute display acrylic panel 460b with the 'teeth' stamped '3' The imprinted 3-3 minute display acrylic panel 460c, the 3-4 minute display acrylic panel 460d with 'four' imprinted, the 3-5th minute display acrylic panel 460e with 'o' imprinted , 3-6 minutes display acrylic panel '460' imprinted, 3-7 minutes display acrylic panel '460g' imprinted 'sill', 3-8 minutes display acrylic '' arm 'imprinted The panel 460h and the 3-9 minute display acrylic panel 460i inscribed with a 'sphere' may be sequentially disposed on the printed circuit board 100 in a row.

Finally, along the fourth minute display column, the fourth minute display acrylic panel 470a with 'min' imprinted and the alarm display acrylic panel 470b with imprinted alarm indication are lined up on the printed circuit board 100. May be arranged sequentially.

In the embodiment configured as described above, when the Korean clock is to display 'five thirty-three pm', the control module 110 is the first 1-3 hours display acrylic panel 410c, 'Oh' is stamped 'o' 1-5 time display acrylic panel 410e with 'marked', 2-5 time display acrylic panel 420e with 'five' stamped, third time display panel 430a with 'hours' engraved, 1st minute display acrylic panel 440b with 'three' imprinted, 2nd minute display acrylic panel 450a with 'ten' imprinted, 3rd minute display acrylic panel with 'sa' imprinted (460d) ) And the LEDs disposed below each of the fourth minute display acrylic panel 470a in which the minute is imprinted to cause the corresponding acrylic panels to light up. 5 is a state diagram using the Hangul clock using the light diffusion according to an embodiment of the present invention, the Hangul clock according to the present invention can confirm the state displaying '5:30 pm.'

On the other hand, the Hangul watch according to an embodiment of the present invention may include a clock support 300 for housing and supporting the printed circuit board 100 mounting the LEDs and various components. The shape and size of the watch support 300 is not limited, and watch supports 300 of various shapes and sizes may be used. However, a plurality of openings are formed at an upper end of the watch support part 300 corresponding to the shape of the insertion part 404 of the acrylic panel 400, and LEDs are disposed under the plurality of openings. Thus, each acrylic panel 400 may be inserted and fixed through the opening of the clock support 300 by inserting the insertion portion 404 of the acrylic panel 400.

4 is a schematic circuit block diagram of a Hangul clock using light diffusion according to an embodiment of the present invention. Referring to FIG. 4, the Korean clock according to the present invention is a control component 110, a real time clock module 120, a power module 130, and an adjustment switch 140 as circuit components for driving the Korean clock in addition to the LEDs. ), And a buzzer 150.

The real time clock module 120 (eg, DS1307) may be configured to transmit current time information (real time clock information) to the control module 110. Since the real-time clock module 120 itself uses a known technique, a detailed description thereof will be omitted.

The control module 110 may be configured to receive current time information transmitted from the real time clock module 120 and to light at least one time indication LED and at least one minute indication LED according to the received current time information. Light emitted from the time display LED lit by the control module 110 is transmitted and diffused forward through the imprinted syllable portion of the corresponding time display acrylic panel, and from the minute display LED lit by the control module 110. The emitted light is transmitted and diffused forward through the imprinted syllable portion of the corresponding minute display acrylic panel to indicate Hangul time.

In addition, as mentioned above, when the LED is configured using the addressable LED, the control module 110 adjusts the brightness and / or color of the LED according to the setting information input through the adjustment switch 140. It can be further configured. In addition, the control module 110 sets the current time according to the time setting information input through the adjustment switch 140, sets the alarm time according to the alarm setting information, and displays the operation and alarm display of the buzzer 150 at the alarm time. It may be further configured to control the light emission of the acrylic panel 470b.

Meanwhile, in one embodiment of the present invention, the control module 110 may be configured to adjust the light output of the LED 200 corresponding to the acrylic panel based on the position of each acrylic panel. Referring to FIG. 3 and Table 1, as described above, in the present invention, a plurality of acrylic panels 400 of the same standard may be sequentially arranged in a line on the printed circuit board 100. Therefore, in the case of the acrylic panel 400 disposed at the rear side, light must be diffused through the one or more acrylic panels 400 positioned in front of the acrylic panel 400, so that the visibility may be degraded. Therefore, when the light output of the LED 200 corresponding to the acrylic panel 400 disposed at the rear is controlled higher than the light output of the LED 200 corresponding to the acrylic panel 400 disposed at the front, Disadvantages can be solved to some extent. For example, the control module 110 may control the LEDs so that the light output of the LEDs increases from the front to the rear according to a predetermined algorithm. In a particular example, the control module 110 may control the LEDs to increase the light output of the LEDs in proportion to the distance from the foremost.

The control switch 140 according to the present invention provides a means for the user to set the time, alarm, brightness, color and the like. For example, control switch 140 can be implemented using four tact switches, each button being a + button (increase), a-button (decrease), M button (mode), A button (alarm) The user can set the hour, minute, color, and brightness through the + button, the-button, and the M button, and the alarm time through the A button. In addition, when the alarm is set, the buzzer 150 is operated under the control of the control module 110 to output the alarm sound.

Finally, the power supply module 130 is configured to supply power to the LEDs 200, the real time clock module 120, and the control module 110. The power module 130 may include a battery, or may be configured as an external power connection terminal (for example, a USB micro 5 pin terminal) when configured to use an external power source. Also, preferably, when the Hangul clock is configured to use an external power source, the power supply module 130 may include an internal battery (eg, coin cell) for supplying power to the real time clock module 120. have. In this case, even if the external power is disconnected, power is continuously supplied to the real-time clock module 120 so that the setting information related to the set time, minute, color, brightness, alarm, and the like may be stored, and stored again when the external power is connected. The Korean clock may be operated according to the setting information.

In the present invention as described above has been described by the specific embodiments, such as specific components and limited embodiments and drawings, but this is provided to help a more general understanding of the present invention, the present invention is not limited to the above embodiments. For those skilled in the art, various modifications and variations are possible from these descriptions.

Therefore, the spirit of the present invention should not be limited to the described embodiments, and all the things that are equivalent to or equivalent to the claims as well as the following claims will belong to the scope of the present invention. .

Claims (6)

Printed circuit boards;
A plurality of time display LEDs and a plurality of minute display LEDs arranged in a predetermined pattern on the printed circuit board;
A plurality of time display acrylic panels each disposed such that a bottom surface thereof is positioned on a corresponding time display LED among the plurality of time display LEDs, and a syllable of Korean time units is imprinted on a front surface of the time display LEDs; The plurality of time display acrylic panels, wherein the faceted and imprinted syllable portions have a higher light transmittance than the rest of the time display acrylic panels;
A plurality of minute display acrylic panels each disposed such that a lower surface is positioned on a corresponding minute display LED among the plurality of minute display LEDs, and a syllable of a Hangul minute unit is imprinted on a front surface of the minute display acrylic panel; The plurality of minute display acrylic panels, wherein the faceted and engraved syllable portions have a higher light transmittance than the remaining portions of the minute display acrylic panel;
A real time clock module for transmitting current time information;
A control module configured to receive current time information transmitted from the real time clock module and to light at least one time indicating LED and at least one minute indicating LED according to the received current time information, wherein the time lit by the control module Light emitted from the display LED is transmitted and diffused forward through the imprinted syllable portion of the corresponding time display acrylic panel and light emitted from the minute display LED lit by the control module is imprinted on the corresponding minute display acrylic panel. The control module transmitting and spreading forward through the syllable portion to display Hangul time;
A power module for supplying power to the plurality of time display LEDs, the plurality of minute display LEDs, the real time clock module and the control module,
The plurality of time indication LEDs, a plurality of first time indication LEDs arranged in a line in a first time display column on the printed circuit board, a plurality of second times arranged in line in a second time display column on the printed circuit board Display LEDs, a third time display LED disposed at a third time display position on the printed circuit board,
The plurality of time display acrylic panels are disposed on a corresponding first time display LED and on the front face, a plurality of first time display acrylic panels with a first syllable of Korean time units imprinted on the corresponding second time display LED. A plurality of second time display acrylic panels disposed on the front surface and inscribed with a second syllable of the Hangul time unit, and a third time on the front time in which the Hangul syllable 'hours' are imprinted on the third time display LED; Including a display acrylic panel,
The plurality of minute display LEDs may include: a plurality of first minute display LEDs arranged in a line in a first minute display row on the printed circuit board, a second minute display LED disposed at a second minute display position on the printed circuit board, A plurality of third minute display LEDs arranged in a row in a third minute display column on the printed circuit board, a fourth minute display LED disposed in a fourth minute display position on the printed circuit board,
The plurality of minute display acrylic panels are disposed on a corresponding first minute display LED and are disposed on the first minute display acrylic panels on which a first syllable of a Hangul minute unit is imprinted on the front surface of the second minute display LED. And a second minute display acrylic panel in which a Korean syllable 'ten' is imprinted on the front surface, and disposed on a corresponding third minute display LED, and a plurality of third minute display acrylic in which a third syllable in Korean minutes is imprinted on the front surface. And a fourth minute display acrylic panel disposed on the fourth minute display LED and engraved with a Hangul syllable 'minute' on a front surface thereof.
delete The method according to claim 1,
The Hangul syllables imprinted on each of the plurality of first time display acrylic panels are 'column', 'work', 'da', 'fe', 'ah', respectively.
The Hangul syllables imprinted on each of the plurality of second time display acrylic panels are 'one', 'two', 'three', 'four', 'multiply', 'six', 'eight', and 'hop', respectively. ,
The Hangul syllables imprinted on each of the plurality of first minute display acrylic panels are 'i', 'three', 'four', 'five', respectively.
The Hangul syllables imprinted on each of the plurality of third minute display acrylic panels are 'one', 'two', 'three', 'four', 'o', 'six', 'seven', 'arm', Hangul clock using light diffusion 'gu'.
The method according to claim 3,
The plurality of first time display acrylic panels may further include an AM display acrylic panel in which the Korean language 'AM' is engraved and an PM display acrylic panel in which the Korean language 'PM' is engraved, wherein the Korean 'AM' and 'PM' are acrylic panels. The Hangul clock using light diffusion, which is imprinted at a position different from the position at which the first syllable of the Hangul time unit is imprinted on.
The method according to claim 3,
The fourth minute display acrylic panel further includes an alarm display acrylic panel in which an alarm display icon is imprinted, wherein the alarm display icon is imprinted at a location different from a location where the Hangul syllable 'minute' is imprinted on the acrylic panel. Hangul clock using diffusion.
The method according to claim 1,
The Hangul clock using the light diffusion further includes a control switch including a time setting switch for setting a current time and an alarm setting switch for setting an alarm time.

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