CN107507548B - Wheel display device and display method - Google Patents
Wheel display device and display method Download PDFInfo
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- CN107507548B CN107507548B CN201710819055.9A CN201710819055A CN107507548B CN 107507548 B CN107507548 B CN 107507548B CN 201710819055 A CN201710819055 A CN 201710819055A CN 107507548 B CN107507548 B CN 107507548B
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- wheel
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- 238000000034 method Methods 0.000 title claims abstract description 21
- 238000005070 sampling Methods 0.000 claims description 4
- 239000003086 colorant Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000002688 persistence Effects 0.000 description 1
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Classifications
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/005—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes forming an image using a quickly moving array of imaging elements, causing the human eye to perceive an image which has a larger resolution than the array, e.g. an image on a cylinder formed by a rotating line of LEDs parallel to the axis of rotation
Abstract
The invention discloses a wheel display device and a display method, wherein the display device comprises a frame, wheels and a display system arranged on the wheels, and the display system comprises: the LED lamp strip driving device comprises an LED lamp strip group arranged on a wheel and a driving circuit board used for driving the LED lamp strip group to display, wherein the driving circuit board is provided with a rechargeable battery, a driving circuit module and a Hall sensor connected with the driving circuit module, wherein the rechargeable battery, the driving circuit module and the Hall sensor are sequentially connected; the driving circuit module is connected with the LED lamp bar group. Through set up LED lamp strip on the wheel to along with the rotatory scanning display picture of wheel, make the fixed demonstration of display picture and not rotatory along with the wheel, clear visible, and along with the removal of wheel and realize the advertisement that flows, especially the effect is better at night, and the picture content accessible circuit interface that shows in addition updates convenient and practical.
Description
Technical Field
The invention relates to the technical field of video image display, in particular to a method for improving video display quality.
Background
China is called a big bicycle country, bicycles are widely popular in China as main transportation tools, and particularly, in recent years, the appearance and the prevalence of shared bicycles are seen everywhere in streets and alleys of cities, so that how to use the existing bicycle resource to put advertisements is a problem to be solved in the current advertisement industry.
At present, aiming at the problem of putting advertisements by using the existing resource of a bicycle, in the prior art, a disc pasted with advertisement contents is fixed on a spoke of the wheel of the bicycle, although the method is simple, the method is only suitable for the bicycle which is parked statically, the advertisement contents cannot be seen clearly at night or during the movement of the bicycle, and the advertisement effect is poor.
Accordingly, the prior art is yet to be improved and developed.
Disclosure of Invention
The present invention provides a wheel display device and a display method, which aims to provide a display device and a display method for a wheel, wherein the display device and the display method are provided with LED light bars on the wheel, and the display image is scanned along with the rotation of the wheel, so that the display image is fixedly displayed and does not rotate along with the wheel, and is clearly visible, and the moving advertisement is realized along with the movement of the wheel.
The technical scheme adopted by the invention for solving the technical problem is as follows:
a wheel display device comprises a frame, wheels and a display system arranged on the wheels, wherein the display system comprises an LED lamp strip group arranged on the wheels and a driving circuit board used for driving the LED lamp strip group to display, and the driving circuit board is provided with a rechargeable battery, a driving circuit module and a Hall sensor connected with the driving circuit module which are sequentially connected; the driving circuit module is connected with the LED lamp bar group.
The wheel display device, wherein, LED lamp strip group is including a plurality of arranging the setting in proper order and is in be used for through the LED lamp strip of scanning display fan-shaped picture on the wheel spoke.
The wheel display device, wherein the hall sensor includes: the Hall device is fixed on the driving circuit board and corresponds to the position of the magnet on the frame, rotates to the position of the magnet along with the wheel, sends a pulse signal to the driving circuit module, and marks the current position of the wheel.
The wheel display device, wherein, LED lamp strip group is the circumference array and arranges the setting, LED lamp strip comprises the LED lamp of red, green, blue three-colour unification, and every LED lamp corresponds a pixel.
The wheel display device, wherein the LED lamp strip group scans a display picture when rotating, and the display picture is a circular picture and does not rotate along with the rotation of the wheel.
The wheel display device, wherein the rechargeable battery is a replaceable rechargeable battery.
A display method using the wheel display apparatus, wherein the method comprises the steps of:
A. sampling and storing the pixel data of the display picture into a driving circuit board;
B. the Hall device marks the angle of the wheel and outputs a pulse signal to the driving circuit board;
C. and the driving circuit board reads picture pixel data according to the pulse signals and lights the LED lamp strip.
The display method, wherein the step a specifically includes: the LED lamp strip group equally divides the display picture into a plurality of parts, each part is divided into a plurality of sectors according to the interval angle, and the pixel data of the sector picture are sampled and stored in the drive circuit board.
The display method, wherein the step B specifically includes: when the Hall device and the magnet are aligned, the Hall device outputs a pulse to mark the angle of the wheel to be used as a positioning reference of a display picture, so that the display picture is ensured not to rotate along with the wheel.
The display method, wherein the step C specifically includes: the drive circuit board takes the pulse output by the Hall device as a reference starting point, sequentially reads pixel data of each fan-shaped picture to light the LED lamp strip, and the LED lamp strip sequentially scans and displays each picture along with the rotation of the wheel.
The invention provides a wheel display device and a display method, wherein an LED lamp strip is arranged on a wheel, and a display picture is scanned along with the rotation of the wheel, so that the display picture is fixedly displayed without rotating along with the wheel, is clear and visible, and realizes flowing advertisements along with the movement of the wheel.
Drawings
Fig. 1 is a schematic view of a wheel display device of the present invention.
Fig. 2 is a schematic circuit diagram of a part of the wheel display device of the present invention.
Fig. 3 is a schematic view of a frame division of the wheel display device with 3 LED light bars according to the present invention.
FIG. 4 is a flow chart of a display method according to a preferred embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer and clearer, the present invention is further described in detail below with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1, fig. 1 is a schematic view of a wheel display device according to the present invention, which takes 4 LED light bars as an example, and is composed of a first LED light bar 101, a second LED light bar 102, a third LED light bar 103, a fourth LED light bar 104, an LED light bar driving circuit board 105, a frame 106, wheels 107, and the like; the first LED light bar 101, the second LED light bar 102, the third LED light bar 103, the fourth LED light bar 104 and the LED light bar driving circuit board 105 are fixed on spokes of a wheel 107 and rotate along with the wheel 107, the LED light bars are composed of red, green and blue LEDs, each LED light corresponds to 1 pixel, and the LED light bar driving circuit board 105 is used for driving the first LED light bar 101, the second LED light bar 102, the third LED light bar 103 and the fourth LED light bar 104 to display pictures.
As shown in fig. 2, fig. 2 is a circuit diagram of a part of a wheel display device according to the present invention, and the driving circuit board 105 includes: a driving circuit module 201, a Hall sensor 202 and a rechargeable battery 203; the hall sensor 202 includes: the magnetic frame comprises a magnet and a Hall device, wherein the magnet is fixed on the frame 106, the Hall device is fixed on the driving circuit board 105, and the position of the magnet is opposite to that of the Hall device.
In specific implementation, as shown in fig. 3, taking 3 LED light bars as an example, 3 LED light bars are fixed on a wheel 107 at intervals of 120 degrees, a display frame is divided into 3 equal parts, when the wheel 107 rotates, each part is divided into a plurality of sectors according to the interval angle (the interval angle can be 1 to 5 degrees) by taking a spline in each sector, and pixel data of the sectors are sequentially sampled and stored in a driving circuit board 105, wherein the smaller the interval angle is, the finer the displayed frame is.
Further, the wheel 107 rotates once, the magnet is opposite to the hall device once, when the wheel is aligned, the hall device identifies the current wheel angle, a pulse signal is output to the driving circuit board 105 and is used as a positioning reference of a display image, the driving circuit board 105 sequentially reads pixel data of each sector image by taking the pulse signal output by the hall device as a reference starting point, the LED light bar is lightened, the LED light bar sequentially scans and displays each sector image along with the rotation of the wheel 107, due to the positioning effect of the hall device and the characteristic of 'persistence of vision' of human eyes, a complete image is seen, and the display image does not rotate along with the rotation of the wheel.
As shown in fig. 4, the present invention further provides a display method of a wheel display device, which specifically includes the following steps:
s100, sampling and storing pixel data of a display picture into a driving circuit board;
s200, marking the wheel angle by the Hall device, and outputting a pulse signal to a driving circuit board;
s300, the driving circuit board reads picture pixel data according to the pulse signals and lights the LED lamp strip.
Further, the step S100 specifically includes: the LED lamp strip group equally divides the display picture into a plurality of parts, each part is divided into a plurality of sectors according to the interval angle, and the pixel data of the sector picture are sampled and stored in the drive circuit board; the fan interval angle is set to 1 to 5 degrees.
Further, the step S200 specifically includes: when the Hall device and the magnet are aligned, the Hall device outputs a pulse to mark the angle of the wheel to be used as a positioning reference of a display picture, so that the display picture is ensured not to rotate along with the wheel.
Further, the step S300 specifically includes: the drive circuit board takes the pulse output by the Hall device as a reference starting point, sequentially reads pixel data of each fan-shaped picture to light the LED lamp strip, and the LED lamp strip sequentially scans and displays each picture along with the rotation of the wheel.
Further, the display picture content is updated through a circuit interface.
In summary, the present invention discloses a wheel display device and a display method, wherein the wheel display device includes a frame, wheels and a display system disposed on the wheels, the display system includes: the LED lamp strip driving device comprises an LED lamp strip group arranged on a wheel and a driving circuit board used for driving the LED lamp strip group to display, wherein the driving circuit board is provided with a rechargeable battery, a driving circuit module and a Hall sensor connected with the driving circuit module, wherein the rechargeable battery, the driving circuit module and the Hall sensor are sequentially connected; the driving circuit module is connected with the LED lamp bar group. Through set up LED lamp strip on the wheel to along with the rotatory scanning display picture of wheel, make the fixed demonstration of display picture and not rotatory along with the wheel, clear visible, and along with the removal of wheel and realize the advertisement that flows, especially the effect is better at night, and the picture content accessible circuit interface that shows in addition updates convenient and practical.
It is to be understood that the invention is not limited to the examples described above, but that modifications and variations may be effected thereto by those of ordinary skill in the art in light of the foregoing description, and that all such modifications and variations are intended to be within the scope of the invention as defined by the appended claims.
Claims (4)
1. A wheel display device characterized in that: the LED display device comprises a frame, wheels and a display system arranged on the wheels, wherein the display system comprises an LED lamp strip group arranged on the wheels and a driving circuit board used for driving the LED lamp strip group to display, and the driving circuit board is provided with a rechargeable battery, a driving circuit module and a Hall sensor connected with the driving circuit module which are sequentially connected; the driving circuit module is connected with the LED lamp bar group;
the hall sensor includes: the Hall device is fixed on the driving circuit board and corresponds to the position of the magnet on the frame, rotates to the position of the magnet along with the wheel, sends a pulse signal to the driving circuit module and marks the current position of the wheel;
the wheel rotates for one circle, the magnet is opposite to the Hall device once, when the time is positive, the Hall device marks the current angle of the wheel, a pulse signal is output to the driving circuit board to be used as a positioning reference of a display picture, the driving circuit board takes the pulse signal output by the Hall device as a reference starting point, pixel data of each fan-shaped picture is read in sequence, the LED light bars are lightened, and the LED light bars sequentially scan and display each fan-shaped picture along with the rotation of the wheel;
the LED lamp strip group equally divides the display picture into a plurality of parts, each part is divided into a plurality of sectors according to the interval angle, and the pixel data of the sector picture are sampled and stored in the drive circuit board;
the LED light bar group comprises a plurality of LED light bars which are sequentially arranged on the wheel spokes and used for displaying fan-shaped pictures through scanning, wherein the fan-shaped pictures are pictures which are obtained from sampling bars in areas and divide each part of the display pictures into a plurality of fan shapes according to interval angles, the fan-shaped pixel data correspond to the pictures, the LED light bars sequentially scan and display the fan-shaped pictures, the LED light bar group scans and displays the pictures when rotating, and the display pictures are circular pictures and do not rotate along with the rotation of the wheel;
the LED lamp strip group is arranged in a circumferential array mode, the LED lamp strip is composed of LED lamps integrating three colors of red, green and blue, and each LED lamp corresponds to one pixel.
2. The wheel display device according to claim 1, wherein the rechargeable battery is a replaceable rechargeable battery.
3. A display method using the wheel display device according to claim 1, the method comprising the steps of:
A. sampling and storing the pixel data of the display picture into a driving circuit board;
the step A specifically comprises the following steps: the LED lamp strip group equally divides the display picture into a plurality of parts, each part is divided into a plurality of sectors according to the interval angle, and the pixel data of the sector picture are sampled and stored in the drive circuit board;
B. the Hall device marks the angle of the wheel and outputs a pulse signal to the driving circuit board;
C. the driving circuit board reads picture pixel data according to the pulse signals and lights the LED lamp strip;
the drive circuit board takes the pulse output by the Hall device as a reference starting point, sequentially reads pixel data of each fan-shaped picture to light the LED lamp strip, and the LED lamp strip sequentially scans and displays each picture along with the rotation of the wheel.
4. The display method according to claim 3, wherein the step B specifically comprises: when the Hall device and the magnet are aligned, the Hall device outputs a pulse to mark the angle of the wheel to be used as a positioning reference of a display picture, so that the display picture is ensured not to rotate along with the wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710819055.9A CN107507548B (en) | 2017-09-12 | 2017-09-12 | Wheel display device and display method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710819055.9A CN107507548B (en) | 2017-09-12 | 2017-09-12 | Wheel display device and display method |
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| Publication Number | Publication Date |
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| CN107507548A CN107507548A (en) | 2017-12-22 |
| CN107507548B true CN107507548B (en) | 2021-12-07 |
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| CN201710819055.9A Active CN107507548B (en) | 2017-09-12 | 2017-09-12 | Wheel display device and display method |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107909947A (en) * | 2017-12-28 | 2018-04-13 | 上海绿联软件股份有限公司 | A kind of advertisement device on wheel, shared bicycle and wheel advertising system |
| CN108173970A (en) * | 2018-02-05 | 2018-06-15 | 梁浩东 | A kind of ad system based on shared bicycle |
| CN108447411A (en) * | 2018-04-09 | 2018-08-24 | 南京信息职业技术学院 | A kind of LED rotating display devices |
| CN110634412A (en) * | 2018-06-05 | 2019-12-31 | 北京嘀嘀无限科技发展有限公司 | Information delivery method and device for bicycle and bicycle |
| CN108962104A (en) * | 2018-06-20 | 2018-12-07 | 上海绘自传网络科技有限公司 | One kind being used for two wheeler wheel picture showing method |
| CN111243452B (en) * | 2020-01-17 | 2022-09-06 | 深圳市福瑞达显示技术有限公司 | Fan screen display method, fan screen and fan screen display system |
| US11953515B2 (en) | 2022-02-17 | 2024-04-09 | Stmicroelectronics (China) Investment Co., Ltd. | Method for computing angular velocity and system for using the same |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101673495A (en) * | 2009-10-10 | 2010-03-17 | 北京川合通晟科技有限公司 | Angular movement imaging system and realization and display method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB9713035D0 (en) * | 1997-06-21 | 1997-08-27 | Margetson Guy E J | Visual display systems |
| US7477208B2 (en) * | 2004-02-11 | 2009-01-13 | Dan Matlock | Rotational light emitting display apparatus |
| JP4105737B2 (en) * | 2005-11-25 | 2008-06-25 | 和直 亀山 | Wheel cover |
| CN202067506U (en) * | 2011-01-24 | 2011-12-07 | 斗计华 | Display device that is arranged on wheel and can display animation or fixed patterns |
| CN204029305U (en) * | 2014-08-28 | 2014-12-17 | 成都黑盒子电子技术有限公司 | A kind of bicycle Hot Wheels based on Bluetooth transmission and system |
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Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101673495A (en) * | 2009-10-10 | 2010-03-17 | 北京川合通晟科技有限公司 | Angular movement imaging system and realization and display method thereof |
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