KR101766821B1 - rotation angle automatic control system of display and the control method - Google Patents

rotation angle automatic control system of display and the control method Download PDF

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Publication number
KR101766821B1
KR101766821B1 KR1020150171925A KR20150171925A KR101766821B1 KR 101766821 B1 KR101766821 B1 KR 101766821B1 KR 1020150171925 A KR1020150171925 A KR 1020150171925A KR 20150171925 A KR20150171925 A KR 20150171925A KR 101766821 B1 KR101766821 B1 KR 101766821B1
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KR
South Korea
Prior art keywords
display
unit
input
rotating body
person
Prior art date
Application number
KR1020150171925A
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Korean (ko)
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KR20170065767A (en
Inventor
안덕근
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(주)엘리비젼
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Priority to KR1020150171925A priority Critical patent/KR101766821B1/en
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    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
    • A47B21/00—Tables or desks for office equipment, e.g. typewriters, keyboards
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
    • A47B13/00—Details of tables or desks
    • A47B13/08—Table tops; Rims therefor
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
    • A47B21/00—Tables or desks for office equipment, e.g. typewriters, keyboards
    • A47B21/007—Tables or desks for office equipment, e.g. typewriters, keyboards with under-desk displays, e.g. displays being viewable through a transparent working surface of the table or desk
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
    • A47B2200/00—General construction of tables or desks
    • A47B2200/0084—Accessories for tables or desks
    • A47B2200/0088—Appliance support having rotary joint or articulated connection
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
    • A47B2220/00—General furniture construction, e.g. fittings
    • A47B2220/0091—Electronic or electric devices

Abstract

The present invention relates to a system for automatically rotating a display mounted on a table, comprising: a table having a seating groove on an upper plate; A first pivoting body fitted to the seating groove and provided with a drive shaft protruding from an outer surface of the first pivoting body; A rotating body fitted to the first rotating body and having a central axis protruded on an outer surface thereof in a direction perpendicular to the driving shaft, the central axis being rotatably installed on a wall surface of the first rotating body; A first driving motor connected to a central axis of the rotating body; A second driving motor connected to the driving shaft of the first rotary body; A position detector for detecting a position of a person around the table; An input unit installed on the upper plate and configured by a switch or a touch screen to input a position and a tilt angle of the display; A control unit for calculating a rotation angle of the display by calculating a position value of a person input from the position detection unit and a position value input to the input unit and sending the signal to a drive unit control unit, And a drive unit control unit for selectively rotating the second drive motor.

Description

[0001] The present invention relates to a display rotation angle automatic control system and a control method thereof,

The present invention relates to a display rotation angle automatic control system.

More specifically, the angle of the display mounted on a table, a wall, a column or a vertical mount can be automatically adjusted according to the viewer's position, or rotated according to the inputted position value, And more particularly, to a display rotation angle automatic control system and a control method thereof.

According to the present invention, the rotation angle of the display mounted on the table is controlled according to the presence or absence of seating and the input condition, and the position of the person is detected, and the detected position value and the position value of the current display are calculated, And more particularly, to a display rotation angle automatic control system and a control method thereof.

Generally, a table for placing food, books, and the like is used in a restaurant, a cafeteria, a karaoke room, a conference room, a movie theater, etc. In recent years, a display device is additionally installed in the table Trend. Such a display device starts from a desktop, and until recently, the notebook computer has become mainstream. At present, however, the display part is inserted into the table and installed.

For example, there is a table provided with a display unit of a domestic registered utility model publication "20-0426682 ".

The table includes a display unit built in an upper surface of the table and providing an image to the upper surface; A plurality of input devices installed along an edge of the table with the display unit as a center, accessible and usable in various directions, and inputting necessary data or selecting a menu; And a set-top box receiving and processing the input data or the selected menu in each of the input devices and transmitting the video signal to the display unit, wherein the set-top box displays the display unit in the direction of the input device selected by the user And an image converting function for rotating the image so that the set image can be viewed.

However, such a table has a problem that the user can not maintain the tilt angle in the direction of the user while the user is sitting on the table.

The applicant of the present invention has developed a smart table having a display whose rotation and angle are adjusted. (Patent No. 1369947)

The table is supported by a support leg, and has an arc-shaped seating groove formed therein; A rotating member having a rotatable member corresponding to the mounting recess formed at a lower portion thereof and slidably coupled to the mounting recess, A display fixedly mounted on the upper portion of the tiltable member; And a gravity center portion inserted into a space formed in the inside of the tiltable member and disposed at a lowest point of the bottom surface of the arc shape by its own weight. When the user rotates the tiltable member at an arbitrary angle, Is automatically positioned at the lowest point of the bottom surface of the arcuate shape due to the action of its own weight so that the angle of rotation of the rotating member is maintained.

However, such a device has a problem that the user rotates and tilts the display directly.

The present invention is an improvement of the applicant's patent as described above and developed a system composed of a position sensing unit, an image conversion unit and an operation unit so that an image output from a display in an optimal environment even when a user is sitting on a chair or standing So that it can be viewed or manipulated.

Another object of the present invention is to detect a person around the display and to detect the position, calculate the present position of the display and the present position of the display, and move it to the input position, thereby making it easy to use, And a control method thereof.

The present invention relates to a system for automatically rotating a display mounted on a table, comprising: a table having a seating groove formed in an upper plate; A first pivoting body fitted to the seating groove and provided with a drive shaft protruding from an outer surface of the first pivoting body; A rotating body fitted to the first rotating body and having a central axis protruded on an outer surface thereof in a direction perpendicular to the driving shaft, the central axis being rotatably installed on a wall surface of the first rotating body; A first driving motor connected to a central axis of the rotating body; A second driving motor connected to the driving shaft of the first rotary body; A position detector for detecting a position of a person around the table; An input unit installed on the upper plate and configured by a switch or a touch screen to input a position and a tilt angle of the display; A control unit for calculating a rotation angle of the display by calculating a position value of a person input from the position detection unit and a position value input to the input unit and sending the signal to a drive unit control unit, And a drive unit control unit for selectively rotating the second drive motor.

According to another aspect of the present invention, there is provided a method of controlling a rotation angle by automatically rotating a play, comprising: setting an operation position or a tilt angle of an input to an input unit; A position detecting step of detecting a position of a person around the display; A display position detecting step of detecting a current display position; A rotation angle calculation step of calculating a rotation angle of the display by calculating a position value inputted in the position detection step and a position of a current display; A rotation step of inputting the value input in the rotation angle calculation step to the drive unit control part to rotate the display; And a step of photographing a person around the display and correcting the display inclination angle when the person is determined to be a standing person.

The first aspect of the present invention is an invention that includes a position detecting unit to detect a position of a person and automatically rotate the display based on the detected position, thereby being convenient to use and providing the best service to the user.

Second, the present invention is an invention that allows a person sitting and a standing person to comfortably watch a display screen.

Third, the present invention is applicable to a display mounted on a wall or a column as well as a table.

1 is an exploded perspective view showing an example of a smart table to which the present invention is applied,
2 is a sectional view of one side of a smart table to which the present invention is applied,
FIG. 3 is a cross-sectional view of one side of a smart table to which the present invention is applied,
4 is an enlarged perspective view of the main part of the present invention,
5 is an enlarged principal perspective view of another embodiment of the present invention,
Figure 6 is a block diagram of the present invention,
7 is a block diagram of another embodiment of the rotation angle control system of the present invention,
8 is a block diagram illustrating the control process of the present invention.

Embodiments of the present invention are disclosed below.

The disclosed embodiments are provided so that those skilled in the art can readily understand the spirit of the present invention, and thus the present invention is not limited thereto. The embodiments of the present invention may be modified in other forms within the scope and spirit of the present invention. As used herein, the term " and / or " is used to include at least one of the preceding and following elements. "On" other elements herein means that other elements are directly located on one element and that the third element is further located on the one element . Although each element or portion of the specification is referred to by using the expressions of the first and second expressions, it is not limited thereto. The thicknesses and relative thicknesses of the components shown in the figures may be exaggerated to clearly illustrate the embodiments of the present invention. In addition, the matters described in the attached drawings may be different from those actually implemented by the schematic drawings to easily describe the embodiments of the present invention.

1 is an exploded perspective view showing an example of a smart table to which the present invention is applied, FIG. 2 is a cross-sectional view of one side of a smart table to which the present invention is applied, FIG. 3 is a cross- Fig.

4 is an enlarged perspective view of the main part of the present invention, FIG. 5 is an enlarged perspective view of another embodiment of the present invention, and FIG. 6 is a block diagram of the present invention.

FIG. 7 is a block diagram of another embodiment of the rotation angle control system of the present invention, and FIG. 8 is a block diagram of a control process of the present invention.

A display rotation angle control system according to the present invention controls a rotation angle of a display installed on a table, a wall surface, a panel, or the like in accordance with a user's eye height.

The system of the present invention is a method for controlling a rotation angle by automatically rotating a display, comprising: an operation setting step of inputting a position or an angle of inclination of a display to a user input unit or setting an operation at a preset angle of inclination; A display position detecting step of detecting a current display position; a position detecting step of calculating a position of the current display based on the position value inputted in the position detecting step and calculating a rotation angle of the display Calculating step; A rotation step of inputting the value input in the rotation angle calculation step to the drive unit control part to rotate the display; And photographing a person around the display, and correcting the display inclination angle when it is determined that the person is standing.

To this end, the present invention includes an input unit 100 for allowing a user to input an inclination angle, a position detection unit 200 for detecting a position of a person, a storage unit 20, a photographing unit 300, A driving unit control unit 500 and a network unit 600 and a control unit 10 for controlling the driving unit control unit 500 and the network unit 600. The control unit 700 includes an operation unit 700. [

The input unit 100 may be operated by a person sitting on a chair or a person standing thereon, and may include a push switch or a rotary switch or a touch screen. That is, the input unit 100 is for allowing the user to operate the switch unit 120 to rotate the display or to control the inclination angle with respect to the person or others.

The position detector 200 may include a light line sensor, a pressure sensor, a limit switch, or the like, and may be installed around the display D, at a table edge, or at a chair. Particularly, the position detecting unit 200 installed on a chair is constituted by a pressure sensor, and when the person sits, the position detecting unit 200 is pressed and pressed by the weight.

The photographing unit 300 photographs a person in the vicinity of the table to determine whether the person is a sitting person or a standing person. When the screen is rotated after the rotation of the display D, the photographing unit 300 switches the screen.

In other words, the control unit 10 reads the image photographed by the photographing unit 300 and the data input in the storage unit 20 through the reading unit 220 and if the face or the eyes are recognized, If it is judged that it is a child, it is judged to be a standing person when it is read as a torso. At this time, a tilt angle correction signal of the display D is outputted.

Also, the control unit 10 can switch the image. For example, when the display D in which the previous display was previously displayed is rotated 180 degrees, the display (D) screen is rearranged, and the image is output in the reverse direction. At this time, when the image photographed by the photographing unit is recognized as a face, the control unit 10 operates the image converting unit 400 to switch the upper and lower images so that the user can see the image straight.

The control unit 10 controls the signals detected by the position detector 200, the input unit 100 and the photographing unit 300 and calculates the rotation angle of the display D through the operation unit 700, A signal is inputted to the control unit 500 to control the drive unit.

The drive unit for rotating the display D and maintaining the tilt angle is constituted by a cylinder or a drive motor.

For example, Figures 1 and 2 attached are smart tables developed by the present applicant. The smart table 10 is provided with an upper plate 12 at the upper end of a support angle 11 and a hemispherical seating groove 13 formed at the center of the upper plate 11. The seating table 13 also has a bottom half- The rotating body 20 is seated.

The rotating body 20 has a display D mounting portion 22 and a fixing frame 30 for fixing the display D mounted on the mounting portion.

In this configuration, the present invention further includes a hemispherical pivoting body 40 between the rotating body 20 and the seating groove 13, and is provided with two or more driving motors 50 and 52 for rotating them.

In other words, the rotating body 20 is assembled on the inner side of the first rotating body 40, and the center shaft 60 protruding from the outer surface of the rotating body 20 is embedded in the wall surface of the rotating body 40 And is rotatable about its center, and one end of the center shaft is connected to the first drive motor 50. [

The first rotary body 40 is fitted in the hemispherical mounting recess 13. The rotary body 40 is also provided with a drive shaft 42 and is fitted in a bearing provided on the wall surface of the mounting recess 13, Is connected to the second drive motor (52).

Here, the center shaft 60 and the drive shaft 42 are installed orthogonally. That is, if the rotating body 20 rotates in the left-right direction around the central axis, the first rotary body 40 rotates in the forward and backward directions around the drive shaft 42 to rotate the image of the display D in any direction Viewing, and manipulation of the information.

According to another embodiment of the present invention, a second rotating body may further be provided.

The second rotary body 80 includes a rotary shaft 82 connected to a third drive motor 54 at the center of the bottom of the second rotary body 80 so that the first rotary body having the rotary body installed therein is assembled inside, . Of course, the driving shaft of the first rotator is assembled to the bearing provided in the second rotator.

In another embodiment of the present invention, it may be configured as a flat plate rather than hemispherical. That is, a rectangular or circular hole is formed in the upper plate 12, and the rotating body is formed as a flat plate and sandwiched in the hole. The display D is mounted on the upper surface of the flat plate rotating body, The pistons of the cylinders are connected to the bottom surface of the rotating body to alternately operate and adjust the inclination angle of the flat plate rotating body.

It is of course possible to provide a separate motor on the bottom surface of the mounting plate on which the cylinder is installed to rotate horizontally.

The system according to the present invention may further include a rotation angle detecting encoder for detecting the rotation angle of each of the drive motors 50, 52, This encoder is provided on the rotary shaft of the driving motor and detects the rotation angle of the rotary shaft so that the inclination angle and the current position of the display D are detected.

The control unit and the driving unit control unit 500 include a network unit 600.

The network unit 600 connects the input unit 100 and the control unit 10, the control unit 10, the drive unit control unit 500, the drive unit control unit 500 and the drive motor (including the cylinder) RS-485 or Bluetooth.

The storage unit 20 according to the present invention stores location information, searches for a previously input location value, and makes it possible to identify a person sitting or standing on the basis of previously input image data.

Reference numeral 30 denotes a power supply unit that supplies power to the drive unit, the control unit, the drive unit control unit, and the input unit.

Hereinafter, the operation of the present invention will be described.

First, the operation setting step starts by operating the input unit 400 by the user. The user operates the switch on the input unit 100 so that the position of the display D can be seen by himself or herself and inputs how much the display D is to maintain the inclination.

At this time, the controller detects the position of the person through the position detector 200.

When the user sits on the chair, the position of the person is detected through the optical sensor mounted on the table or detected by the signal of the pressure sensor. When the position of the person is detected, the position of the current display D is detected by the encoder .

When the position value of the display D detected by the encoder and the position value of a person are detected, the control unit 10 calculates the rotation angle of the display D, inputs the rotation angle to the drive unit control unit 500, The drive unit control unit 500 operates one or both of the first drive motor and the second drive motor to rotate the display D to the input position, and maintains the inclination or inclination angle.

Here, if the user does not input the tilt angle, the display unit 20 adjusts the display D to a predetermined basic tilt angle.

When the position value of a person is input, the control unit 10 operates the photographing unit 300 to photograph the image, and reads the image and the data input to the storage unit 20 through the reading unit 700 Judge whether it is a person or a standing person.

The control unit 10 inputs a tilt angle correction signal to the driving unit control unit 500. [

That is, by correcting the inclination angle, it is possible to lay a person at a predetermined angle of inclination based on a person who seated, so that a standing person can see comfortably.

Of course, this inclination angle also maintains the predetermined basic inclination angle, and it is natural that the user can reset it through the input.

10: control unit 20: rotating body
40: first moving body 42: driving shaft
100: input 200: position detector
300: photographing part 400: image converting part

Claims (7)

As a system that automatically rotates the display
A table having a seating groove on an upper plate;
A first pivoting body fitted to the seating groove and provided with a drive shaft protruding from an outer surface of the first pivoting body;
A rotating body which is fitted to the first rotating body and has a display mounted on an upper surface thereof and a central axis projecting in an orthogonal direction to the driving shaft on an outer surface thereof, the central axis being rotatably installed on a wall surface of the first rotating body;
A first driving motor connected to a central axis of the rotating body;
A second driving motor connected to the driving shaft of the first rotary body;
A position detector for detecting a position of a person around the table;
An input unit installed on the upper plate and configured by a switch or a touch screen to input a position and a tilt angle of the display;
A control unit for calculating a rotation angle of the display by calculating a position value of a person input from the position detection unit and a position value input to the input unit, and sending the signal to a drive unit control unit;
And a drive unit control unit for selectively rotating the first drive motor and the second drive motor according to a signal of the control unit.
The system according to claim 1, wherein the position detector comprises a pressure sensor provided on a chair and an optical sensor mounted on a table.
The system of claim 1, wherein the input unit comprises a touch screen or a push switch installed on a top plate of a table.
[2] The apparatus according to claim 1, wherein each of the rotating body and the first rotating body is hemispherical, a bearing is provided on a wall surface of the first rotating body so that a central axis of the rotating body is fitted, Is fitted in a bearing provided on a wall surface of a seat groove.
2. The apparatus according to claim 1, further comprising a second pivoting body to which the first pivoting body is fitted, and the center of the bottom of the second pivoting body is connected to the third driving motor so that the first pivoting body, And simultaneously causing the display to rotate horizontally.
As a method of controlling the rotation angle by automatically rotating the display,
An operation setting step of inputting a position or a tilt angle of a display on an input unit;
A position detecting step of detecting a position of a person around the display;
A display position detecting step of detecting a current display position;
A rotation angle calculation step of calculating a rotation angle of the display by calculating a position value inputted in the position detection step and a position of a current display;
A rotation step of inputting the value input in the rotation angle calculation step to the drive unit control part to rotate the display; And
Capturing a person around the display, and correcting the display tilt angle when it is determined that the person is standing.
7. The method according to claim 6, wherein the position detecting step includes a pressure sensor on a chair so that a position is detected by the weight of a person.
KR1020150171925A 2015-12-04 2015-12-04 rotation angle automatic control system of display and the control method KR101766821B1 (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11601615B2 (en) 2019-04-26 2023-03-07 Samsung Electronics Co., Ltd. Display apparatus and control method thereof

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109938560A (en) * 2019-03-08 2019-06-28 秒针信息技术有限公司 Control target object spinning solution, device and equipment
CN112927611B (en) * 2021-01-25 2022-09-13 深圳市大梦龙途文化传播有限公司 A interfacing apparatus for big data statistics display screen

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101226728B1 (en) 2012-08-22 2013-01-25 (주) 한양지에스티 Reference point of measurement position verification system
KR101369947B1 (en) 2014-02-05 2014-03-04 (주)엘리비젼 The smart table equipped with a rotatable and angle adjustment displayer
KR200473097Y1 (en) 2013-12-30 2014-06-11 안덕근 A smart Table equipped with image rotatable and angle adjustment displayer

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101226728B1 (en) 2012-08-22 2013-01-25 (주) 한양지에스티 Reference point of measurement position verification system
KR200473097Y1 (en) 2013-12-30 2014-06-11 안덕근 A smart Table equipped with image rotatable and angle adjustment displayer
KR101369947B1 (en) 2014-02-05 2014-03-04 (주)엘리비젼 The smart table equipped with a rotatable and angle adjustment displayer

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11601615B2 (en) 2019-04-26 2023-03-07 Samsung Electronics Co., Ltd. Display apparatus and control method thereof

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