CN202602990U - Frequency-variable breathing lamp and main machine peripheral - Google Patents
Frequency-variable breathing lamp and main machine peripheral Download PDFInfo
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- CN202602990U CN202602990U CN 201220176473 CN201220176473U CN202602990U CN 202602990 U CN202602990 U CN 202602990U CN 201220176473 CN201220176473 CN 201220176473 CN 201220176473 U CN201220176473 U CN 201220176473U CN 202602990 U CN202602990 U CN 202602990U
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Abstract
The utility model relates to a light-emitting indicating device and particularly relates to a frequency-variable breathing lamp and a main machine peripheral using the frequency-variable breathing lamp. The frequency-variable breathing lamp comprises a microprocessor and a light-emitting unit which are connected with the main machine. The microprocessor comprises a micro-control unit for controlling variation of the light-emitting unit according to the driving power; a data collecting module for collecting the data flow of the communication between the micro-control unit and the main machine and recording a data report rate of the data flow; a PWM (Pulse Width Modulation) module for converting the data report rate recorded by the data collecting module to a PWM pulse sequence; and a power supply integration module for converting the PWM pulse sequence into a controlled driving power. The output end of the power supply integration module is electrically connected with the light-emitting unit. The frequency-variable breathing lamp provided by the utility model can be subjected to rhyme variation with working load variation of a main machine peripheral product, so that the breathing lamp displays in a more vivid and natural manner, and eyes can be effectively relaxed.
Description
Technical field
The utility model relates to a kind of luminous indicating equipment, is specifically related to a kind of variable ratio frequency changer breath light and uses the hosted of this variable ratio frequency changer breath light.
Background technology
Luminous indicating lamp is used in the various electronic equipments; The indicating effect of computer peripheral peripheral hardware all enjoys consumers in general's concern all the time, and in current hosted product, common illumination effect is more single; For example continue luminous or glimmer with fixed frequency; Though the breath light with the fixed frequency flicker is better with respect to continuing luminous indicator light visual effect, this breath light rhythm is inflexible stiff, lively inadequately nature; And the flicker of fixed frequency is easy to generate visual fatigue, and effect of breathing is relatively poor.
Summary of the invention
The purpose of the utility model is the deficiency to prior art, provides a kind of and can effectively alleviate with asthenopic variable ratio frequency changer breath light and use the hosted of this variable ratio frequency changer breath light.
A kind of variable ratio frequency changer breath light comprises and main frame microprocessor linked and luminescence unit, and said microprocessor comprises the micro-control unit according to the variation of driving power control luminescence unit; Gather the data traffic of micro-control unit and main-machine communication, and note the data acquisition module of the data report rate of this data traffic; Data acquisition module data recorded report rate is converted into the PWM modulation module of pwm pulse sequence; And the power supply integration module that the pwm pulse sequence is converted to controlled driving power; The output of said power supply integration module is electrically connected with luminescence unit.
Wherein, said power supply integration module comprises integrating circuit, and the input of said integrating circuit is connected with the PWM modulation module, and the output of said integrating circuit is connected with luminescence unit.
Wherein, said luminescence unit comprises a light-emitting diode and an isolation resistance, and the output of said integrating circuit is connected with said light-emitting diode through said isolation resistance.
A kind of hosted of using the variable ratio frequency changer breath light, said luminescence unit is installed on the outer surface of hosted.
Wherein, said hosted can be keyboard or mouse.
The beneficial effect of the utility model:
Compared with prior art, the utlity model has following advantage:
(1) solved breathe to show in the inflexible stiff problem of breath rhythm, let the rhythm breathed along with the live load of hosted changes and tempo variation, the live load of hosted can embody from the data traffic of micro-control unit and main-machine communication; Breath light shows lively more, nature; Be working strength when big, it is rapid that the breath light flicker can become; When working strength reduced, the breath light flicker can slow down; In the time of in the rest, the breath light flicker can be longer;
(2) the integration power supply technique of employing power supply integration module can effectively reduce the little flicker of LED in the PWM modulation, makes demonstration softer, helps alleviating and uses kopiopia.
Description of drawings
Fig. 1 is the circuit theory diagrams of the variable ratio frequency changer breath light of the utility model.
Fig. 2 is the module map of the variable ratio frequency changer breath light of the utility model.
Fig. 3 is the flow chart of the variable ratio frequency changer breath lamp controlling means of the utility model.
1-main frame; 2-data acquisition module;
3-micro-control unit; 4-hosted;
5-PWM modulation module; 6-power supply integration module;
7-luminescence unit.
Embodiment
Below in conjunction with embodiment the utility model is further described.
Referring to Fig. 1 and Fig. 2, a kind of variable ratio frequency changer breath light comprises and main frame 1 microprocessor linked and luminescence unit 7, and said microprocessor comprises the micro-control unit 3 according to the variation of driving power control luminescence unit 7; Gather the data traffic that micro-control unit 3 is communicated by letter with main frame 1, and note the data acquisition module 2 of the data report rate of this data traffic; Data acquisition module 2 data recorded report rates are converted into the PWM modulation module 5 of pwm pulse sequence; And the power supply integration module 6 that the pwm pulse sequence is converted to controlled driving power; The output of said power supply integration module 6 is electrically connected with luminescence unit 7; Micro-control unit 3 is connected with hosted 4;
Wherein, said power supply integration module 6 comprises integrating circuit, and the input of said integrating circuit is connected with PWM modulation module 5, and the output of said integrating circuit is connected with luminescence unit 7.
Wherein, said luminescence unit 7 comprises a light-emitting diode D1 and an isolation resistance R0, and the output of said integrating circuit is connected with said light-emitting diode D1 through said isolation resistance R0.
As shown in Figure 1; Said microprocessor mainly is made up of a control chip D3; Said microprocessor can be CPU, MCU, single-chip microcomputer etc.; The integration output port of said control chip D3 connects anode, the minus earth of said Light-Emitting Diode D1, the communication ends of said control chip D3 or the control end connection main frame 1 and hosted 4 of a light-emitting diode D1 through an isolation resistance R0.
A kind of hosted 4 of using the variable ratio frequency changer breath light, said luminescence unit 7 is installed on the outer surface of hosted 4.
Wherein, said hosted 4 can be keyboard, also can be mouse.
As shown in Figure 3, a kind of variable ratio frequency changer breath lamp controlling means comprises the steps:
Step 1: data acquisition module 2 is gathered the data traffic that micro-control unit 3 is communicated by letter with main frame 1, and notes the data report rate of this data traffic;
Step 2: PWM modulation module 5 is modulated into the data report rate pwm pulse sequence in respective pulses cycle according to modulomenter; Said modulomenter is the algorithmic function of data report rate and pulse period;
Step 3: power supply integration module 6 converts the pwm pulse sequence to controlled driving power;
Step 4: the driving power that micro-control unit 3 provides according to power supply integration module 6 is controlled the variable power of luminescence unit 7;
Its son, every separated n repeating step second one is to step 4, and the numerical value of n is the blanking time that the user sets according to concrete vision needs.
Wherein, the number range of said n is 0 < n < 5.
Further, the numerical value of said n is 1.
Wherein, the pulse period of said modulomenter is a fixed cycle, and a is the arbitrary numerical value in 2,3,4,5.
Further, the pulse period of said modulomenter is 3 fixed cycles.
Wherein, the selection of fixed cycle is to use speed to decide through the peripheral hardware of user b in the past in second, and the numerical value of b can be any number in 0-30, and optimal selection is 16 seconds.The specific algorithm function of said modulomenter is: when data report rate during less than 2 times/second, the respective pulses cycle is 2560ms; When the data report rate more than or equal to 2 times/second, and during less than 4 times/second, the respective pulses cycle is 1536ms; When data report rate during more than or equal to 4 times/second, the respective pulses cycle is 512ms.Can adjust modulomenter according to actual conditions, adjustment data report rate and the concrete numerical value of pulse period.
A kind of keyboard that uses the variable ratio frequency changer breath light, when keyboard does not have button to be pressed or key scroll during less than 2 times/second, 1 transmission that does not almost have data of micro-control unit 3 and main frame; Data acquisition module 2 is given PWM modulation module 5 this report information; PWM modulation module 5 modulates the pulse train under the resting state according to the current information of receiving, the cycle of this pulse train is 2560ms, promptly about 2.5s (respiratory rate of similar normal person under resting state); The driving power of exportable 2.5s cycle near sinusoidal after the integration module integral operation, driving LED send the breathing state indication of awaiting orders;
A button is pressed when keyboard, and reach about 2 times/second or faster the time, data acquisition module 2 can get up this information gathering and convert the data report rate into to report to PWM modulation module 5; PWM modulation module 5 can be this information cycle of being modulated into 1536ms, i.e. the pulse train of about 1.5s; The driving power of the about 1.5s cycle near sinusoidal of output behind these pulse train process power supply integration module 6 integrations, driving LED is sent keyboard and is just indicated at the breathing state of operate as normal;
When the button on the keyboard by faster by being issued to 4 times/second or when faster; After handling, can export 512ms with above-mentioned similar processing procedure; The driving power of the near sinusoidal in promptly about 0.5s cycle, driving LED send keyboard and just indicate at the breathing state of tense working.
Compared with prior art, the utlity model has following advantage:
(1) solved breathe to show in the inflexible stiff problem of breath rhythm, let the rhythm breathed along with the live load of hosted 4 changes and tempo variation, the live load of hosted can embody from the data traffic of micro-control unit and main-machine communication; Breath light shows lively more, nature; Be working strength when big, it is rapid that the breath light flicker can become; When working strength reduced, the breath light flicker can slow down; In the time of in the rest, the breath light flicker can be longer;
(2) the integration power supply technique of employing power supply integration module 6 can effectively reduce the little flicker of LED in the PWM modulation, makes demonstration softer, helps alleviating and uses kopiopia.
Above embodiment is only in order to explain the technical scheme of the utility model; But not to the restriction of the utility model protection range; Although the utility model has been done explanation at length with reference to preferred embodiment; Those of ordinary skill in the art should be appreciated that and can make amendment or be equal to replacement the technical scheme of the utility model, and do not break away from the essence and the scope of the utility model technical scheme.
Claims (5)
1. a variable ratio frequency changer breath light comprises and main frame microprocessor linked and luminescence unit, it is characterized in that: said microprocessor comprises the micro-control unit according to the variation of driving power control luminescence unit; Gather the data traffic of micro-control unit and main-machine communication, and note the data acquisition module of the data report rate of this data traffic; Data acquisition module data recorded report rate is converted into the PWM modulation module of pwm pulse sequence; And the power supply integration module that the pwm pulse sequence is converted to controlled driving power; The output of said power supply integration module is electrically connected with luminescence unit.
2. a kind of variable ratio frequency changer breath light according to claim 1 is characterized in that: said power supply integration module comprises integrating circuit, and the input of said integrating circuit is connected with the PWM modulation module, and the output of said integrating circuit is connected with luminescence unit.
3. a kind of variable ratio frequency changer breath light according to claim 2 is characterized in that: said luminescence unit comprises a light-emitting diode and an isolation resistance, and the output of said integrating circuit is connected with said light-emitting diode through said isolation resistance.
4. hosted of using the described variable ratio frequency changer breath light of claim 1, it is characterized in that: said luminescence unit is installed on the outer surface of hosted.
5. the hosted of a kind of variable ratio frequency changer breath light according to claim 4 is characterized in that: said hosted can be keyboard or mouse.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220176473 CN202602990U (en) | 2012-04-24 | 2012-04-24 | Frequency-variable breathing lamp and main machine peripheral |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220176473 CN202602990U (en) | 2012-04-24 | 2012-04-24 | Frequency-variable breathing lamp and main machine peripheral |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202602990U true CN202602990U (en) | 2012-12-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220176473 Expired - Fee Related CN202602990U (en) | 2012-04-24 | 2012-04-24 | Frequency-variable breathing lamp and main machine peripheral |
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| Country | Link |
|---|---|
| CN (1) | CN202602990U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109842978A (en) * | 2017-11-24 | 2019-06-04 | 神讯电脑(昆山)有限公司 | Adjust the circuit of breath light brightness |
-
2012
- 2012-04-24 CN CN 201220176473 patent/CN202602990U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109842978A (en) * | 2017-11-24 | 2019-06-04 | 神讯电脑(昆山)有限公司 | Adjust the circuit of breath light brightness |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121212 Termination date: 20200424 |