CN103472817A - Handheld timing data reader, LED display screen service life monitoring system and method - Google Patents
Handheld timing data reader, LED display screen service life monitoring system and method Download PDFInfo
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- CN103472817A CN103472817A CN2013103990013A CN201310399001A CN103472817A CN 103472817 A CN103472817 A CN 103472817A CN 2013103990013 A CN2013103990013 A CN 2013103990013A CN 201310399001 A CN201310399001 A CN 201310399001A CN 103472817 A CN103472817 A CN 103472817A
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/50—Circuit arrangements for operating light-emitting diodes [LED] responsive to malfunctions or undesirable behaviour of LEDs; responsive to LED life; Protective circuits
- H05B45/58—Circuit arrangements for operating light-emitting diodes [LED] responsive to malfunctions or undesirable behaviour of LEDs; responsive to LED life; Protective circuits involving end of life detection of LEDs
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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
- G09G2320/00—Control of display operating conditions
- G09G2320/04—Maintaining the quality of display appearance
- G09G2320/043—Preventing or counteracting the effects of ageing
- G09G2320/048—Preventing or counteracting the effects of ageing using evaluation of the usage time
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Abstract
The invention discloses a handheld timing data reader, an LED display screen service life monitoring system and method. The LED display screen service life monitoring system comprises a timer and the handheld timing data reader. The handheld timing data reader is used for being connected with the timer and sending instructions to the timer. The timer is used for receiving the instructions and sending recorded data of modules or box bodies in an LED display screen to the handheld timing data reader, and the data comprise working time which is written into a storage of a microcontroller. The handheld timing data reader is used for displaying data returned by the timer through a TFT liquid crystal display board. The timing data reader can monitor service life of the multiple modules or box bodies in the LED display screen, displaying and timing are separated, and data can be preserved permanently.
Description
Technical field
The present invention relates to the LED display field, particularly relate to hand-held chronometric data reader, LED display life monitoring system and method.
Background technology
Modern society's digital display technique makes rapid progress, and LED display is as a kind of novel digital display medium, and it just is being widely used in the numerous areas such as news media's issue, advertising with characteristics such as color rendition degree true to nature, high brightness, life-span length.It mainly is comprised of display screen and display screen control system, display screen comprises that display panel is spliced by cell module by display panel, power supply, structural steel, if large-size screen monitors module used is too many, generally first there is N module to form casing, and then form large-size screen monitors by N casing; Control system comprises that sending card and receiving card form, wherein, and a receiving card of each casing dispensing.
And, along with the popularization of LED display application, its service life supervision system also starts to cause numerous clients' concern, the service life supervision system not only can be used as the foundation of LED display quality guarantee, and in the occasion of Some features, other effect is arranged.Such as some using LED display working time length as the charge foundation occasion, just can be charged by the time of the every task of service life supervision system monitoring LED display.
The LED display service life supervision of prior art is mainly completed by control system, and each casing receiving card can be monitored the time of own every task and by showing on host computer and the spanned file record, as shown in Figure 1.But if the words in whole life-span of monitoring product can only be by artificial calculating, and the life-span monitored can only show by host computer, mobility is poor, the monitoring rank also can only arrive casing, can not carry out the life-span monitoring to the module that forms casing, thereby the monitoring in LED display life-span is had to limitation.
Summary of the invention
The technical matters that the present invention mainly solves is to provide a kind of hand-held chronometric data reader, LED display life monitoring system and method, can realize monitoring module in LED display and casing life-span and by one movably hand-held chronometric data reader show.
For solving the problems of the technologies described above, the technical scheme that the present invention adopts is: a kind of hand-held chronometric data reader is provided, for showing the life-span of LED display screen, comprising: serial port circuit, microcontroller and thin film transistor (TFT) TFT LCD panel; Described serial port circuit one end is as the input/output port of described hand-held chronometric data reader, and the other end is connected with described microcontroller; One end of described microcontroller is connected with described serial port circuit, and the other end is connected with described TFT LCD panel; The described microcontroller of described TFT LCD panel one end is connected, the other end with as the described display end of holding the chronometric data reader;
Described serial port circuit, for connecting with the timer of LED display, sends instruction and receives the data that described timer returns to described timer;
Described microcontroller sends instruction for controlling described serial port circuit, by described serial port circuit, receives the data that described timer returns, and controls described TFT LCD panel and show the data that described timer returns;
Described TFT LCD panel is for showing the data that described timer returns.
Wherein, the instruction that described serial port circuit sends comprises: time data reading command, time data remove and the time of making the product arranges instruction.
Wherein, the data that described timer returns comprise: the life-span of module or casing, the working time of the last time and the date of production of described casing.
For solving the problems of the technologies described above, another technical solution used in the present invention is: a kind of LED display life monitoring system is provided, comprises timer and hand-held chronometric data reader;
Described hand-held chronometric data reader is for connecting with described timer and sending instruction to described timer;
Described timer is for receiving described instruction, according to described instruction, the data of the module in the LED display of record or casing are sent to described hand-held chronometric data reader, described data comprise the working time, and the described working time are written in the storer of described microcontroller;
Described hand-held chronometric data reader shows by the TFT LCD panel for the data that described timer is returned.
Wherein, the instruction that described hand-held chronometric data reader sends comprises: time data reading command, time data remove and the time of making the product arranges instruction.
Wherein, the data that described timer returns comprise: the life-span of described module or casing, the working time of the last time and the date of production of described casing.
For solving the problems of the technologies described above, another technical solution used in the present invention is: a kind of LED display life-span monitoring method is provided, comprises:
Hand-held chronometric data reader and timer connect and are described to timer transmission instruction;
Described timer receives described instruction, and according to described instruction, the data of the module in the LED display of record or casing is sent to described hand-held chronometric data reader, and described data comprise the working time;
Described timer is written to the described working time in the storer of described microcontroller;
The data that described hand-held chronometric data reader returns to described timer show by LCD panel.
Wherein, the instruction that described hand-held chronometric data reader sends comprises: time data reading command, time data remove and the time of making the product arranges instruction.
Wherein, the data that described timer returns comprise: the life-span of described module or casing, the working time of the last time and the date of production of described casing.
The invention has the beneficial effects as follows: the situation that is different from prior art, adopt timing, the mode of separating, it is intelligent that the module of LED display and casing all reach, life-span and nearest working time are very clear, the chronometric data persistence, realize that the life-span of each critical component on LED display can be monitored.
The accompanying drawing explanation
Fig. 1 is prior art LED display life monitoring system schematic diagram;
Fig. 2 is the structural representation of hand-held chronometric data reader one embodiment of the present invention;
Fig. 3 is the structural representation of another embodiment of the hand-held chronometric data reader of the present invention;
Fig. 4 is the structural representation of LED life monitoring system one embodiment of the present invention;
Fig. 5 is the structural representation of timer one embodiment in LED life monitoring system of the present invention;
Fig. 6 is the process flow diagram of LED life-span monitoring method of the present invention one embodiment.
Embodiment
Consult Fig. 2, Fig. 2 is the hand-held chronometric data reader structure schematic diagram of first embodiment of the invention.
As shown in Figure 2, a kind of hand-held chronometric data reader 20, for showing the life-span of LED display screen, comprising: serial port circuit 201, microcontroller 202 and thin film transistor (TFT) TFT LCD panel 203.Serial port circuit 201 1 ends are as the input/output port of hand-held chronometric data reader 20, and the other end is connected with microcontroller 202.One end of microcontroller 202 is connected with serial port circuit 201, and the other end is connected 203 with the TFT LCD panel.TFT LCD panel 203 1 end microcontrollers 202 are connected, the other end and display end as hand-held chronometric data reader 20.
The instruction that serial port circuit 201 sends comprises: time data reading command, time data remove and the time of making the product arranges instruction.
The data that timer returns comprise: the life-span of module or casing, the working time of the last time and the date of production of described casing.
The time data instruction is the instruction of obtaining the life-span of casing that hand-held chronometric data reader 20 is connected or module and the last working time, and time data is removed and instruction is set is the instruction to the module setting time of making the product.
The data of TFT LCD panel 203 for showing that timer returns.
Particularly, timer also comprises serial port circuit, and hand-held chronometric data reader 20 is connected with the serial port circuit of the upper timer of any casing in LED display or module by serial port circuit 201, realizes exchanges data.
In present embodiment, after hand-held chronometric data reader 20 switches on power, by serial port circuit 201, with arbitrary casing in LED display or the upper timer of module, be connected, to above-mentioned timer, send instruction.After serial port circuit 201 sends instruction, microcontroller 202 receives the data message of above-mentioned timer passback by serial port circuit 201.Microcontroller 202 is controlled the data that the described timer of TFT LCD panel 203 demonstration returns simultaneously.
Optionally, the life-span of module or casing, the last working time can also show in real time by display board is installed on module or casing, and display board comprises TFT LCD panel and charactron.
As shown in Figure 3, Fig. 3 is the structural representation of hand-held chronometric data reader 20 another embodiments of the present invention.
Hand-held chronometric data reader 20, except the serial port circuit 201 in Fig. 2, microcontroller 202 and TFT display panels 203, also comprises clock circuit 204, TFT liquid crystal display circuit 205, keyboard circuit 206 and debug circuit 207.Wherein clock circuit 204 is connected with microcontroller 204, TFT liquid crystal display circuit 205 1 ends are connected with microprocessor 202, the other end is connected with TFT LCD panel 203, the control input end that keyboard circuit 206 1 ends are keyboard circuit, the other end is connected with microcontroller 202, the program input end that debug circuit 207 1 ends are hand-held chronometric data reader 20, the other end is connected with microprocessor 202.Clock circuit 204 is used to hand-held chronometric data reader 20 that work clock is provided, after the time of making the product arranges instruction and sends, by serial port circuit 201, the data all the time of described hand-held chronometric data reader 20 are sent to timer, and show by TFT LCD panel 203.TFT liquid crystal display circuit 205 is for the drive TFT LCD panel, and keyboard circuit 206 is for the triggering of described hand-held chronometric data reader 20 instructions and the setting of real-time clock, and debug circuit 207 is for the programming to described hand-held chronometric data reader 20 programs.
Be different from prior art, present embodiment provides a kind of hand-held chronometric data reader 20, can be as required to life-span of any casing or module in LED display, working time is monitored, only need to be connected with the timer of arbitrary casing or module by serial port circuit 301, simple to operate, and the data message of casing or module can be presented on TFT LCD panel 203, with timing with show that the mode separates reaches the life-span of each critical component on LED display and obtains the effect of monitoring.
As shown in Figure 4, Fig. 4 is the structural representation of LED life monitoring system one embodiment of the present invention.
Present embodiment provides a kind of LED display life monitoring system, comprises timer and hand-held chronometric data reader 20.
Hand-held chronometric data reader 20 is for connecting with timer and sending instruction to described timer.
As shown in Figure 4, LED display 40 mainly comprises that a plurality of box body splicings form, described casing comprises that a plurality of modules are spliced, casing timer 3002 is for being placed in the timer on casing, the quantity of casing timer 3002 is a plurality of, comprise that casing timer 1 is to casing timer n, casing timer 3002 is for being placed in the timer on casing, for the working time of recording casing, module timer 3001 is for being placed in the timer on module, the quantity of module timer 3001 is a plurality of, comprise that module timer 1_1 is to module timer n_n, for the working time of recording module.Hand-held data reader 20 is connected with arbitrary casing timer 3002 or module timer 3001 in LED display, after connecting, to module timer or casing timer, sends instruction.
The instruction that hand-held chronometric data reader sends comprises: time data reading command, time data remove and the time of making the product arranges instruction.
The time data instruction is the instruction of obtaining the life-span of casing that hand-held chronometric data reader 20 is connected or module and the last working time, and time data is removed and instruction is set is the instruction to the module setting time of making the product.
The hand-held chronometric data reader 20 of present embodiment is the hand-held chronometric data reader 20 in the above-mentioned embodiment of the present invention, illustrates the related text that refers to Fig. 2, Fig. 3 and the first embodiment and describes, and therefore not to repeat here.
The instruction that timer sends for receiving hand-held chronometric data reader 20, according to instruction, the data of the module in the LED display of record 40 or casing are sent to hand-held chronometric data reader 20, data comprise the working time, and will be written to the working time in the storer of described microcontroller.
The data that timer returns comprise: the life-span of module or casing, the working time of the last time and the date of production of casing.
Consult Fig. 5, Fig. 5 is the structural representation of timer one embodiment in LED life monitoring system of the present invention.
As shown in Figure 5, timer 30, for monitoring the life-span of LED display, comprising: timing circuit 303, serial port circuit 301, power failure data storage circuit 304 and microcontroller 302.Described timing circuit 303 1 ends are connected with power failure data storage circuit 304, and the other end is connected with microcontroller 303, and microcontroller 302 1 ends are connected with timing circuit 303, and the other end is connected with power failure data storage circuit 304.Power failure data storage circuit 304 1 ends are connected with timing circuit 303, and the other end is connected with microcontroller 302.
Power failure data storage circuit 304 is written to the storer of microcontroller for the working time by described timer record.
Timer is placed on the casing and module of described LED display simultaneously, and the timer on described casing is placed on the interface card extender HUB of LED display.
Hand-held chronometric data reader shows by the TFT LCD panel for the data that timer is returned.
The data that hand-held chronometric data reader 20 reception timers return are by serial port circuit 201.
As shown in Figure 4, in hand-held chronometric data reader 20 and LED display, arbitrary module timer 3001 or casing timer 3002 connect by serial ports, and by serial port circuit 201 to module timer 3001 or casing timer 3002 transmitting time data reading command or time data is removed and the time of making the product arranges instruction.After module timer 3001 or casing timer 3002 receive the instruction that hand-held chronometric data reader 20 sends, according to instruction, the data of described module or casing are returned to hand-held chronometric data reader 20 by serial port circuit 301, and the working time of module timer 3001 or casing timer 3002 records is written in the microcontroller of its timer.Hand-held chronometric data reader 20 shows described data by its TFT LCD panel after receiving the data that module or casing return.
Optionally, the life-span of module or casing, the last working time can also show in real time by display board is installed on module or casing.Display board can be also charactron for the TFT LCD panel.
Be different from prior art, present embodiment provides a kind of LED display life monitoring system, can to life-span, the working time of any casing or module in LED display, be monitored as required, hand-held chronometric data reader 20 is connected with the timer of arbitrary casing or module by serial port circuit 301, send instruction by serial ports to timer, simple to operate, and only need a hand-held chronometric data reader 20 can monitor out the life-span of all modules or casing.Timer receives the instruction that hand-held chronometric data reader 20 sends, and according to instruction, the related data of module or casing is sent to hand-held chronometric data reader 20, and on hand-held chronometric data reader 20TFT LCD panel, show, with timing with show that the mode separates reaches the life-span of each critical component on LED display and obtains the effect of monitoring.
As shown in Figure 6, Fig. 6 is the process flow diagram of LED life-span monitoring method of the present invention one embodiment.
Present embodiment provides a kind of LED display life-span monitoring method, it is characterized in that, comprising:
Step S601: hand-held chronometric data reader and timer connect and are described to timer transmission instruction.
The instruction that hand-held chronometric data reader sends comprises: time data reading command, time data remove and the time of making the product arranges instruction.
Hand-held chronometric data reader does not keep being connected with timer always, and when needs are monitored concrete casing or module is connected by serial ports with timer, and its elder generation obtains casing or module data to timer transmission instruction.
Step S602: timer receives instruction, and according to instruction, the data of the module in the LED display of record or casing is sent to hand-held chronometric data reader, and data comprise the working time.
The data that timer returns comprise: the life-span of module or casing, the working time of the last time and the date of production of described casing.
Timer is further comprising the steps of at the hand-held chronometric data reader of reception: casing or module working time in recording LED display, and every the very first time, the described very first time and the time of last record are superposeed, the very first time can arrange by artificial according to actual needs.
Step S603: timer will be written in the storer of microcontroller the working time.
Timer is by judging whether module or casing power to determine whether by time book in the storer of microcontroller.
Step S604: the data that hand-held chronometric data reader returns to timer show by LCD panel.
The TFT LCD panel, after hand-held chronometric data reader powers on, shows the information data of hand-held chronometric data reader, and information data comprises real-time clock, and real-time clock can be adjusted when deviation occurring.
Particularly, hand-held chronometric data reader need to be monitored concrete casing or module and the timer that is placed on described casing or module connects by serial ports, and to timer transmitting time data reading command or time data is removed and the time of making the product arranges instruction.Timer receives the instruction that hand-held chronometric data reader sends, and give hand-held chronometric data reader according to the data of the module in the LED display of instruction demand return recording or casing, and the working time of the casing of its record or module is written in the storer of microcontroller.Hand-held chronometric data reader shows data by the TFT LCD panel after receiving the data of module that timer returns or casing.
Optionally, the life-span of module or casing, the last working time can also show in real time by display board is installed on module or casing.Display board can be also charactron for the TFT LCD panel.
Be different from prior art, present embodiment provides a kind of LED display life-span monitoring method, can to life-span, the working time of any casing or module in LED display, be monitored as required.Hand-held chronometric data reader 20 is connected with the timer of arbitrary casing or module by serial port circuit 301, send instruction by serial ports to timer, simple to operate, and only need a hand-held chronometric data reader 20 can monitor out the life-span of all modules or casing.Timer receives the instruction that hand-held chronometric data reader 20 sends, and according to instruction, the related data of module or casing is sent to hand-held chronometric data reader 20, and on the TFT of hand-held chronometric data reader 20 LCD panel, show, with timing with show that the mode separates reaches the life-span of each critical component on LED display and obtains the effect of monitoring.
The foregoing is only embodiments of the present invention; not thereby limit the scope of the claims of the present invention; every equivalent structure or conversion of equivalent flow process that utilizes instructions of the present invention and accompanying drawing content to do; or directly or indirectly be used in other relevant technical fields, all in like manner be included in scope of patent protection of the present invention.
Claims (9)
1. a hand-held chronometric data reader, is characterized in that, for showing the life-span of LED display screen, comprising: serial port circuit, microcontroller and thin film transistor (TFT) TFT LCD panel; Described serial port circuit one end is as the input/output port of described hand-held chronometric data reader, and the other end is connected with described microcontroller; One end of described microcontroller is connected with described serial port circuit, and the other end is connected with described TFT LCD panel; The described microcontroller of described TFT LCD panel one end is connected, the other end with as the described display end of holding the chronometric data reader;
Described serial port circuit, for connecting with the timer of LED display, sends instruction and receives the data that described timer returns to described timer;
Described microcontroller sends instruction for controlling described serial port circuit, by described serial port circuit, receives the data that described timer returns, and controls described TFT LCD panel and show the data that described timer returns;
Described TFT LCD panel is for showing the data that described timer returns.
2. hand-held chronometric data reader according to claim 1, is characterized in that, the instruction that described serial port circuit sends comprises: time data reading command, time data remove and the time of making the product arranges instruction.
3. hand-held chronometric data reader according to claim 1, is characterized in that, the data that described timer returns comprise: the life-span of module or casing, the working time of the last time and the date of production of described casing.
4. a LED display life monitoring system, is characterized in that, comprises timer and hand-held chronometric data reader;
Described hand-held chronometric data reader is for connecting with described timer and sending instruction to described timer;
Described timer is for receiving described instruction, according to described instruction, the data of the module in the LED display of record or casing are sent to described hand-held chronometric data reader, described data comprise the working time, and the described working time are written in the storer of described microcontroller;
Described hand-held chronometric data reader shows by the TFT LCD panel for the data that described timer is returned.
5. system according to claim 4, is characterized in that, the instruction that described hand-held chronometric data reader sends comprises: time data reading command, time data remove and the time of making the product arranges instruction.
6. system according to claim 4, is characterized in that, the data that described timer returns comprise: the life-span of described module or casing, the working time of the last time and the date of production of casing.
7. a LED display life-span monitoring method, is characterized in that, comprising:
Hand-held chronometric data reader and timer connect and are described to timer transmission instruction;
Described timer receives described instruction, and according to described instruction, the data of the module in the LED display of record or casing is sent to described hand-held chronometric data reader, and described data comprise the working time;
Described timer is written to the described working time in the storer of described microcontroller;
The data that described hand-held chronometric data reader returns to described timer show by LCD panel.
8. method according to claim 7, is characterized in that, the instruction that described hand-held chronometric data reader sends comprises: time data reading command, time data remove and the time of making the product arranges instruction.
9. method according to claim 7, is characterized in that, the data that described timer returns comprise: the life-span of described module or casing, the working time of the last time and the date of production of described casing.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310399001.3A CN103472817B (en) | 2013-09-04 | 2013-09-04 | Hand-held chronometric data reader, LED display life monitoring system and method |
| PCT/CN2013/087726 WO2015032133A1 (en) | 2013-09-04 | 2013-11-22 | Timing data reading device, led display screen, and service life monitoring system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310399001.3A CN103472817B (en) | 2013-09-04 | 2013-09-04 | Hand-held chronometric data reader, LED display life monitoring system and method |
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| CN103472817A true CN103472817A (en) | 2013-12-25 |
| CN103472817B CN103472817B (en) | 2017-12-15 |
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| US10373535B2 (en) | 2013-12-31 | 2019-08-06 | Ultravision Technologies, Llc | Modular display panel |
| US10706770B2 (en) | 2014-07-16 | 2020-07-07 | Ultravision Technologies, Llc | Display system having module display panel with circuitry for bidirectional communication |
| US10871932B2 (en) | 2013-12-31 | 2020-12-22 | Ultravision Technologies, Llc | Modular display panels |
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| CN108682405B (en) * | 2018-05-23 | 2024-01-12 | 苏州东山精密制造股份有限公司 | ONCELL liquid crystal display control circuit and ONCELL liquid crystal display control module |
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| US10373535B2 (en) | 2013-12-31 | 2019-08-06 | Ultravision Technologies, Llc | Modular display panel |
| US10380925B2 (en) | 2013-12-31 | 2019-08-13 | Ultravision Technologies, Llc | Modular display panel |
| US10410552B2 (en) | 2013-12-31 | 2019-09-10 | Ultravision Technologies, Llc | Modular display panel |
| US10540917B2 (en) | 2013-12-31 | 2020-01-21 | Ultravision Technologies, Llc | Modular display panel |
| US10871932B2 (en) | 2013-12-31 | 2020-12-22 | Ultravision Technologies, Llc | Modular display panels |
| US10706770B2 (en) | 2014-07-16 | 2020-07-07 | Ultravision Technologies, Llc | Display system having module display panel with circuitry for bidirectional communication |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103472817B (en) | 2017-12-15 |
| WO2015032133A1 (en) | 2015-03-12 |
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