CN2728159Y - Panel indicating lamp dimmer - Google Patents
Panel indicating lamp dimmer Download PDFInfo
- Publication number
- CN2728159Y CN2728159Y CN 200420093199 CN200420093199U CN2728159Y CN 2728159 Y CN2728159 Y CN 2728159Y CN 200420093199 CN200420093199 CN 200420093199 CN 200420093199 U CN200420093199 U CN 200420093199U CN 2728159 Y CN2728159 Y CN 2728159Y
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- light
- modulating device
- indicator light
- switch module
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Abstract
The utility model relates to a panel indicating lamp dimmer and is a device which controls the magnitude of current of an indicator lamp by adjusting and changing the impulse width. The luminance of the light source of the indicating lamp is adjusted to be displayed in soft visual mode by a software window. The panel indicating lamp dimmer comprises a control unit, matching a software process and an operation window. A user controls the adjusting change and a pulse width modulation signal is output by the adjustment and change. A switch element which connects with the input terminal of the power supply of the indicator lamp accepts the pulse width modulation signal of the control unit, and controls the input of the magnitude of current of the indicator lamp. The luminance of the light source of the indicator lamp is adjusted to become soft and the indicating effect that the light source becomes ultraluminance or ultradull can not be lost.
Description
Technical field
The utility model relates to a kind of panel leds light modulating device, the technical field that belongs to the panel leds brightness adjustment control, relate in particular to and a kind ofly adjust the indicator light light source brightness of control setting by numeral voluntarily, and can directly utilize software window to carry out the panel leds light modulating device of adjusting operation at panel by the user.
Background technology
Electronic product in the work, can show its user mode by a display unit that connects thereon, in addition, the device of the display working condition of the most common also most convenient is an indicator light, allow the user can be easily demonstration by indicator light, be directly acquainted with the operating state of electronic product, as the storage assembly in power supply, the computer, read-write assembly (as DVD, VCD or COMBO machine etc.) etc.; The described indicator light that is used for display working condition directly adopts LED mostly, and as shown in Figure 1, and it cooperates a resistor directly to be electrically connected with power supply, utilizes the matching of described resistor to obtain the fixed light source brightness of LED; Utilize described electric connection structure, when the power supply input indicator, indicator light will obtain 100% magnitude of current supply of setting, make that LED only can be by the resistor of described fixedly match settings, make LED with flat-out light-source brightness work, can't satisfy the requirement that the user regulates the light source soften; In addition, because reaching its maturity of LED technology and improving constantly of light-source brightness under the electrical connection of Fig. 1 drives, often because indicator light brightness is too high, make the people produce dazzling discomfort; And under the environment of high brightness, too therefore Ming Liang indicator light can lose purpose of indicating on the contrary.
Content of the present utility model
Main purpose of the present utility model be to solve exist in the known technology such as the panel leds light-source brightness can't regulate or light-source brightness too high and cause dazzling or indicator light to lose defective such as indication purpose and a kind of panel leds light modulating device of providing, mainly utilize the device of pulsewidth adjustment control by the indicator light magnitude of current, can be easy change the light-source brightness of indicator light, the user can be adjusted visual brightness at any time voluntarily to the demand of brightness and show according to own by the software window adjustment.
For realizing described purpose, a kind of panel leds light modulating device of the utility model utilizes the magnitude of current of pulsewidth adjustment control by indicator light, can easyly adjust the indicator light light source by software window and be soft Visual Display; Described device includes a control unit, cooperates the software program operation window, is carried out to adjust by the user to change control, and changes control output one pulse-width signal according to adjusting; One is connected the switch module between pilot lamp power input and resistor, accepts the pulse-width signal of described control unit, controls the magnitude of current of input indicator, with this light-source brightness of adjusting indicator light, makes it be tending towards soft.
Panel leds light modulating device of the present utility model can utilize control unit and switch module, cooperating software program to start with the adjustment of setting changes, adjust the light-source brightness of indicator light easily, obtain best indicating effect and visual comfortableness, and can easily click the icon that is arranged on the display by the user, start and to enter the regulation and control window, the easy light-source brightness of adjusting indicator light according to demands of individuals.The adjustment of indicator light light source brightness can be carried out the adjustment of well-formedness according to the light-source brightness of individual demand by the user, i.e. condition entry is set, and can cooperate different users to adjust operation at any time.
Brief description of drawings
Fig. 1 is known indicator light package assembly schematic diagram;
Fig. 2 is the package assembly schematic diagram of the utility model embodiment;
Fig. 3 is pulse schematic diagram when not working for the utility model embodiment adjust setting indicator light;
Fig. 4 is the reduce by half pulse schematic diagram of state of brightness for the utility model embodiment adjust setting indicator light;
Fig. 5 is the pulse schematic diagram of complete bright state for the utility model embodiment adjusting the setting indicator light.
In the accompanying drawing, the list of parts of each label representative is as follows:
1-indicator light 2-light modulating device
11-resistor 21-control unit
The 22-switch module
Embodiment
Fig. 2 is the package assembly schematic diagram of the utility model one specific embodiment.As shown in Figure 2, panel leds light modulating device of the present utility model comprises: one or more indicator light 1; One light modulating device 2 is used for adjusting the light-source brightness that changes and control indicator light 1.
One or more indicator light 1 (describes with single indicator light among Fig. 2, but therefore do not limit indicator light configuration of the present utility model), in one embodiment, indicator light 1 is a light-emitting diode (LED), the power input of indicator light 1 resistor 11 that is of coupled connections, the other end of resistor 11 is connected with the power supply electric coupling.
Between the power input that light modulating device 2 is connected electrically in indicator light 1 and the resistor 11 that is electrically connected, be used for adjusting and change and the magnitude of current of control input indicator 1, regulate the light-source brightness of control indicator light 1 thus.Light modulating device 2 comprises a control unit 21 and a switch module 22, as shown in Figure 2.
Control unit 21 in the light modulating device 2, in one embodiment, be a pulse-width modulator (Pulse Wide Modulation, PWM), control unit 21 cooperates a software program to operate the regulation and control window, carry out the selection and the control of modulation by the user, and export once the pulse-width signal of adjusting, as the drive signal of switch module 22 Control current throughputs according to modulation instructions.
A described software program that is used for carrying out and modulating control unit 21 work, be a resident program in one embodiment, and after program is installed, set up an icon (ICON), the startup that the user can be easy also enters the regulation and control window, adjusts the light-source brightness that changes indicator light 1.
One switch module 22 be connected electrically in 11 of the power input of indicator light 1 and resistors, and the signal input part of switch module 22 is connected electrically in the signal output part of control unit 21; According to the pulse-width signal through the adjustment change of control unit 21 outputs, the magnitude of current of control input indicator 1 thus, can be adjusted the light-source brightness that the change system is controlled indicator light 1.
Switch module 22 in one embodiment, as shown in Figure 2, is the semiconductor switch module; In the structure of other specific embodiment, switch module 22 also can adopt other electronic switch assembly.
Extremely shown in Figure 5 as Fig. 2, be specific embodiment of the utility model, adjustment for the light-source brightness of panel leds 1 changes, the user can be easy the icon (ICON) of in display unit, clicking described software program, startup also enters the regulation and control window, the user can utilize clicking the adjustment field in the window thus, or select to adjust the light-source brightness that changes indicator light 1 in the various regulation and control of setting between complete bright scope that do not work, not working as setting is 0%, half bright for 50%.... 100% be multiple adjustment control ratios such as Quan Liang, when the user selects not start the setting 0% of indicator light 1, described software program will order about the pulse-width signal that control unit 21 is not exported 22 work of driving switch assembly, and switch module 22 is closed, as shown in Figure 3; This moment, switch module 22 was closed and can not be with operating current input indicator 1, so indicator light 1 can not produce light-source brightness.
If the user wants the light-source brightness of indicator light 1 is reduced half, then after starting and entering the regulation and control window, click selection or input setting field are 50% condition, execution by software program, driving control unit 21 outputs one and the 50% corresponding pulse-width signal that imposes a condition, as shown in Figure 4, utilizing the electric current throughput of the direct control switch assembly 22 of described pulse-width signal is half ratio, so the light-source brightness adjustment that indicator light 1 is produced can be reduced to 50% ratio, make light source comparatively soft and comfortable.In addition, when the user seeks out the light source of indicator light 1 of maximum brightness, same after starting and entering the regulation and control window, click selection or input setting field are 100% condition, by the execution of software program, driving control unit 21 outputs one and the 100% corresponding pulse-width signal that imposes a condition, as shown in Figure 5, the electric current throughput of utilizing the direct control switch assembly 22 of described pulse-width signal is the magnitude of current in full, the light-source brightness of indicator light 1 can be adjusted to 100% thus.
The utility model is the structural design of embodiment as described, possesses following characteristics and advantage are arranged:
1. the described indicator light that is arranged on panel can utilize control unit and switch module, cooperates software program to start with the adjustment of setting and changes, and adjusts the light-source brightness of indicator light easily, obtains best indicating effect and visual gentle suitable property.
2. the described indicator light that is arranged on panel can easily be clicked the icon (ICON) that is installed on the display by the user, starts to enter and adjusts the control window, thereby easy adjust the light-source brightness that changes indicator light according to demands of individuals.
3. the adjustment of described indicator light light source brightness changes, and can carry out the adjustment of well-formedness according to the light-source brightness of individual demand by the user, i.e. condition entry is set, and can cooperate different users to adjust operation at any time.
Claims (9)
1. a panel leds light modulating device is characterized in that, comprising:
Be arranged on the indicator light on the panel, its input is electrically connected with resistor;
One control unit is exported a pulse-width signal according to the adjustment change condition that the user sets, and described pulse-width signal is imported a switch module as control signal;
One switch module is connected between the input and resistor of described indicator light, accepts the pulse-width signal of described control unit, and the magnitude of current of control input indicator is adjusted the brightness of indicator light.
2. panel leds light modulating device as claimed in claim 1 is characterized in that described control unit cooperates a software program, carries out input and the selection that modulation is set by action pane by the user.
3. panel leds light modulating device as claimed in claim 2, it is characterized in that described software program sets up an icon when loading, and becoming a resident program, user's clickable icon starts and enters the regulation and control window, carries out the adjustment of indicator light light source brightness and sets and carry out.
4. panel leds light modulating device as claimed in claim 1 is characterized in that described control unit is a pulse-width modulator.
5. panel leds light modulating device as claimed in claim 1 is characterized in that described switch module is the switch module of a control by the magnitude of current.
6. panel leds light modulating device as claimed in claim 1 is characterized in that described switch module is the semiconductor switch module.
7. panel leds light modulating device as claimed in claim 1 is characterized in that described switch module is an electronic switch assembly.
8. a panel leds light modulating device is characterized in that, comprising:
Be arranged on the indicator light on the panel, its input is electrically connected with resistor;
One light modulating device is connected electrically between described indicator light input and resistor, and the magnitude of current of control input indicator is adjusted the light-source brightness that changes indicator light.
9. panel leds light modulating device as claimed in claim 8 is characterized in that further comprising:
One control unit is exported a pulse-width signal according to the adjustment change condition that the user sets, and described pulse-width signal is imported a switch module as control signal;
One switch module is connected between described indicator light input and resistor, accepts the pulse-width signal of described control unit, controls the magnitude of current of input indicator, adjusts the light-source brightness of indicator light.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420093199 CN2728159Y (en) | 2004-09-10 | 2004-09-10 | Panel indicating lamp dimmer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420093199 CN2728159Y (en) | 2004-09-10 | 2004-09-10 | Panel indicating lamp dimmer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2728159Y true CN2728159Y (en) | 2005-09-21 |
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ID=35044163
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420093199 Expired - Fee Related CN2728159Y (en) | 2004-09-10 | 2004-09-10 | Panel indicating lamp dimmer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2728159Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103957625A (en) * | 2014-04-14 | 2014-07-30 | 四川长虹电器股份有限公司 | Method for adjusting brightness of indicator lamp |
| CN104869688A (en) * | 2014-12-18 | 2015-08-26 | 北汽福田汽车股份有限公司 | Backlight adjustment switch with working indication lamp brightness degradation |
| CN111246635A (en) * | 2018-11-27 | 2020-06-05 | 无锡飞翎电子有限公司 | Control method and device for lamp in household appliance |
| CN112271508A (en) * | 2020-11-04 | 2021-01-26 | 迈普通信技术股份有限公司 | Backboard, machine frame type framework and communication equipment |
| CN112423440A (en) * | 2020-11-10 | 2021-02-26 | 珠海银河智能电网有限公司 | Indicating lamp circuit, control method and device, power supply equipment and storage medium |
-
2004
- 2004-09-10 CN CN 200420093199 patent/CN2728159Y/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103957625A (en) * | 2014-04-14 | 2014-07-30 | 四川长虹电器股份有限公司 | Method for adjusting brightness of indicator lamp |
| CN104869688A (en) * | 2014-12-18 | 2015-08-26 | 北汽福田汽车股份有限公司 | Backlight adjustment switch with working indication lamp brightness degradation |
| CN104869688B (en) * | 2014-12-18 | 2018-08-24 | 北京宝沃汽车有限公司 | A kind of backlight regulating switch to degrade with work light brightness |
| CN111246635A (en) * | 2018-11-27 | 2020-06-05 | 无锡飞翎电子有限公司 | Control method and device for lamp in household appliance |
| CN112271508A (en) * | 2020-11-04 | 2021-01-26 | 迈普通信技术股份有限公司 | Backboard, machine frame type framework and communication equipment |
| CN112423440A (en) * | 2020-11-10 | 2021-02-26 | 珠海银河智能电网有限公司 | Indicating lamp circuit, control method and device, power supply equipment and storage medium |
| CN112423440B (en) * | 2020-11-10 | 2023-10-20 | 珠海银河智能电网有限公司 | Indicator light circuit, control method and device, power supply equipment and storage medium |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |