CN214708105U - Backlight lamp opening device and remote controller - Google Patents

Abstract

The utility model discloses a backlight lamp opening device and a remote controller, wherein the backlight lamp opening device comprises a light module, a vibration sensing module, a control module and a timing module; the shock sensing module is configured to: when the vibration of the remote controller is sensed, outputting a first opening signal; the control module is used for receiving the first starting signal and starting the light module according to the first starting signal; the timing module is used for outputting a sleep signal to the control module at regular time according to a preset time threshold; the control module is also used for closing the light module according to the dormancy signal. The utility model discloses a backlight opening device can need not to light the backlight through the button, avoids causing unnecessary maloperation because of lighting the backlight through the button method.

Description

Backlight lamp opening device and remote controller

Technical Field

The utility model relates to a light control field especially relates to a backlight opening device, remote controller.

Background

At present, in order to be used in a dark light environment, most remote controllers are additionally provided with a backlight lamp for keys, and when the functions of the keys cannot be seen clearly under the dark light condition, the backlight lamp can be lightened by pressing the keys, so that equipment can be operated, and the keys are prevented from being operated.

In the related art, in a dark light environment, the backlight is firstly lightened by pressing the key during operation, and the corresponding function can be triggered every time the key is pressed, so that the function is only operated by one time in a small mode, and a certain safety accident can be caused in a large mode.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a backlight opening device can need not to light the backlight through the button, avoids causing unnecessary maloperation because of lighting the backlight through the button method.

The utility model also provides a remote controller of having above-mentioned backlight opening device.

The backlight lamp opening device according to the embodiment of the first aspect of the present invention comprises a lamp light module, a vibration sensing module, a control module and a timing module; wherein the shock sensing module is configured to: when the vibration of the remote controller is sensed, outputting a first opening signal; the control module is used for receiving the first starting signal and starting the light module according to the first starting signal; the timing module is used for outputting a sleep signal to the control module at regular time according to a preset time threshold; the control module is also used for closing the light module according to the dormancy signal.

According to the utility model discloses backlight opening device has following beneficial effect at least: the vibration sensing module monitors that when handheld equipment such as a remote controller shakes, the backlight lamp is turned on without being turned on through keys, unnecessary misoperation caused by turning on the backlight lamp through a key pressing method is avoided, and the light is turned off through the timing module under the condition that the keys are not needed, so that the energy consumption of the backlight lamp opening device can be reduced.

According to some embodiments of the utility model, the light module includes:

a light unit;

and the first driving unit is connected with the control module and used for receiving and driving the light unit to be turned on or turned off according to the control signal of the control module.

According to some embodiments of the invention, the first drive unit comprises:

the base electrode of the first triode is connected with the control module, the emitting electrode of the first triode is connected with the ground wire, and the collecting electrode of the first triode is connected with the lamplight unit;

the first end of the first resistor is connected with the control module, and the second end of the first resistor is connected with the base electrode of the first triode;

and the first end of the second resistor is connected with the base electrode of the first triode, and the second end of the second resistor is connected with the ground wire.

According to some embodiments of the utility model, the vibrations response module includes:

the remote controller comprises a vibration sensing unit, a control unit and a control unit, wherein the vibration sensing unit is used for sensing whether the remote controller vibrates or not, and when the remote controller vibrates, the vibration sensing unit outputs a vibration signal;

and the second driving unit is connected with the vibration sensing unit and used for receiving and outputting the first starting signal to the control module according to the vibration signal.

According to some embodiments of the present invention, the vibration sensing unit is a vibration switch, the vibration switch is configured to: when the remote controller vibrates, the vibration switch is switched between a closed state and an open state to output a vibration signal.

According to some embodiments of the invention, the second drive unit comprises:

the source electrode of the first field effect transistor is connected with the ground wire, the drain electrode of the first field effect transistor is connected with the control module, the grid electrode of the first field effect transistor is connected with the first end of the vibration switch, and the second end of the vibration switch is connected with the ground wire;

the first end of the third resistor is connected with the positive electrode of the power supply, and the second end of the third resistor is connected with the first end of the vibration switch;

and a first end of the fourth resistor is connected with the anode of the power supply, and a second end of the fourth resistor is connected with the drain electrode of the first field-effect transistor.

According to some embodiments of the present invention, the control module is a wireless transceiver chip, and the model of the wireless transceiver chip is LT 6900B.

A remote controller according to an embodiment of the second aspect of the present invention includes a backlight lamp opening device as described in any one of the embodiments of the first aspect.

According to the utility model discloses remote controller has following beneficial effect at least: the vibration sensing module monitors that the handheld equipment such as the remote controller shakes, the backlight lamp is turned on without being turned on through keys, unnecessary misoperation caused by turning on the backlight lamp through a key pressing method is avoided, and the light is turned off through the timing module under the condition that the keys are not needed, so that the energy consumption of the remote controller can be reduced.

According to some embodiments of the present invention, the remote controller further comprises: the key is connected with the control module;

a monitoring module coupled to the key, the monitoring module configured to: when the key is pressed down, outputting a zero clearing signal to the timing module;

the timing module is further used for re-timing according to the zero clearing signal and outputting a second starting signal to the light module so as to start the light module;

the light module is also used for receiving and starting according to the second starting signal.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The invention will be further described with reference to the following drawings and examples, in which:

fig. 1 is a block diagram of a backlight lamp opening device according to an embodiment of the present invention;

FIG. 2 is a circuit diagram of a control module according to an embodiment of the present invention

Fig. 3 is a circuit diagram of a light module according to an embodiment of the present invention;

fig. 4 is a circuit diagram of a vibration sensing module according to an embodiment of the present invention;

fig. 5 is a block diagram of a remote controller according to an embodiment of the present invention.

Reference numerals: 100. a backlight lamp turning-on device; 110. a light module; 111. a light unit; 112. a first drive unit; 120. a vibration sensing module; 121. a vibration sensing unit; 122. a second driving unit; 130. a control module; 140. a timing module; 200. a monitoring module; 300. and (6) pressing a key.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means is one or more, a plurality of means is two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

In the description of the present invention, reference to the description of the terms "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Referring to fig. 1, in a first aspect, some embodiments of the present invention provide a backlight lamp opening device, including a lamp module 110, a vibration sensing module 120, a control module 130, and a timing module 140. Wherein the shock sensing module 120 is configured to: when the vibration of the remote controller is sensed, outputting a first opening signal; the control module 130 is configured to receive and turn on the light module 110 according to the first turn-on signal; the timing module 140 is configured to output the sleep signal to the control module 130 at a fixed time according to a preset time threshold; the control module 130 is further configured to turn off the light module 110 according to the sleep signal.

Specifically, in the present embodiment, the control module 130 is a wireless transceiver chip, the model of the wireless transceiver chip is LT6900B, and please refer to fig. 2 for a specific circuit connection diagram. When the vibration sensing module 120 detects a vibration of a remote controller or other handheld devices using the backlight activation device 100, the vibration sensing module 120 outputs a first activation signal to the control module 130, and the control module 130 controls the light module 110 to be activated to perform an illumination function. The timing module 140 outputs a sleep signal to the control module 130 when sensing that the light module 110 is turned on, and when a preset time threshold is reached, to turn off the light module 110, thereby reducing the power consumption of the backlight turning-on device 100.

Referring to fig. 1 and 3, in some embodiments of the present invention, the light module 110 includes a light unit 111 and a first driving unit 112, and the first driving unit 112 is connected to the control module 130 and is configured to receive and drive the light unit 111 to turn on or off according to a control signal of the control module 130.

Specifically, in the present embodiment, the light unit 111 is an LED lamp, and the first driving unit 112 includes a first transistor Q1, a first resistor R1, and a second resistor R2. The base electrode of the first triode Q1 is connected with the control module 130, the emitter electrode of the first triode Q1 is connected with the ground wire, and the collector electrode of the first triode Q1 is connected with the light unit 111; a first end of the first resistor R1 is connected to the control module 130, and a second end is connected to the base of the first transistor Q1; the second resistor R2 has a first terminal connected to the base of the first transistor Q1 and a second terminal connected to ground. When the light unit 111 needs to be turned on, the voltage of the base of the first triode Q1 is increased to enable the first triode Q1 to be in a conducting state, so that the voltage of the cathode of the LED is pulled down, and the LED lamp is turned on.

Referring to fig. 1 and 4, in some embodiments of the present invention, the vibration sensing module 120 includes a vibration sensing unit 121 and a second driving unit 122. The vibration sensing unit 121 is used for sensing whether the remote controller vibrates, and when the remote controller vibrates, the vibration sensing unit 121 outputs a vibration signal; the second driving unit 122 is connected to the vibration sensing unit 121, and configured to receive the vibration signal and output a first start signal to the control module 130 according to the vibration signal.

Specifically, in the present embodiment, the vibration sensing unit 121 assumes the vibration switch S1, and the vibration switch S1 is configured to: when the remote controller vibrates, the vibration switch S1 switches between a closed state and an open state to output a vibration signal. The second driving unit 122 includes a first field effect transistor Q2, a third resistor R3, and a fourth resistor R4. The source of the first field effect transistor Q2 is connected to the ground, the drain is connected to the control module 130, the gate is connected to the first end of the vibration switch S1, and the second end of the vibration switch S1 is connected to the ground; a first end of the third resistor R3 is connected with the positive pole of the power supply, and a second end is connected with a first end of the vibration switch S1; the fourth resistor R4 has a first terminal connected to the positive power supply and a second terminal connected to the drain of the first fet Q2.

Normally, the vibration switch S1 is in a closed state, and when a slight vibration is detected, the vibration switch S1 is switched between a closed state and an open state, so that Q2 is in an on and off state, and PB4 is triggered by a falling edge, so that PB4 is triggered to be interrupted, the control module 130 is awakened, and the backlight is lit; when no operation is performed for 10 seconds, the backlight is turned off, and the whole system enters a low power consumption state.

In a second aspect, some embodiments of the present invention further provide a remote controller, including the backlight opening device 100 according to any one of the embodiments of the first aspect.

The utility model discloses a remote controller is through taking handheld devices such as vibrations response module 120 monitoring remote controller to take place to rock the time, lights the backlight, need not to light the backlight through the button, avoids causing unnecessary maloperation because of lighting the backlight through the button method to, when the condition that does not need the button through timing module 140, close light, can reduce the energy consumption of remote controller.

In some embodiments of the present invention, the remote controller further comprises a key 300 and a monitoring module 200. Wherein, the key 300 is connected with the control module 130; the monitoring module 200 is connected to the key 300, and the monitoring module 200 is configured to: when the key 300 is pressed, a clear signal is output to the timing module 140; the timing module 140 is further configured to count again according to the zero clearing signal, and output a second start signal to the light module 110 to start the light module 110; the light module 110 is also configured to receive and activate according to a second turn-on signal.

The monitoring module 200 monitors whether the key 300 is pressed, so that the timing module 140 is prevented from turning off the backlight lamp when the key is needed and the lighting time reaches the preset time threshold (such as 10S) to cause misoperation, and the practicability of the remote controller and the experience of a user are improved.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art. Furthermore, the embodiments of the present invention and features of the embodiments may be combined with each other without conflict.

Claims (9)

1. A backlight lamp activation device, comprising:

a light module;

a shock sensing module configured to: when the vibration of the remote controller is sensed, outputting a first opening signal;

the control module is used for receiving and starting the light module according to the first starting signal;

the timing module is used for outputting a sleep signal to the control module at regular time according to a preset time threshold;

the control module is also used for closing the light module according to the dormancy signal.

2. The backlight lamp starting device according to claim 1, wherein the lamp module comprises:

a light unit;

and the first driving unit is connected with the control module and used for receiving and driving the light unit to be turned on or turned off according to the control signal of the control module.

3. The backlight activation device according to claim 2, wherein the first driving unit comprises:

the base electrode of the first triode is connected with the control module, the emitting electrode of the first triode is connected with the ground wire, and the collecting electrode of the first triode is connected with the lamplight unit;

the first end of the first resistor is connected with the control module, and the second end of the first resistor is connected with the base electrode of the first triode;

and the first end of the second resistor is connected with the base electrode of the first triode, and the second end of the second resistor is connected with the ground wire.

4. The backlight lamp starting device according to claim 1, wherein the vibration sensing module comprises:

the remote controller comprises a vibration sensing unit, a control unit and a control unit, wherein the vibration sensing unit is used for sensing whether the remote controller vibrates or not, and when the remote controller vibrates, the vibration sensing unit outputs a vibration signal;

and the second driving unit is connected with the vibration sensing unit and used for receiving and outputting the first starting signal to the control module according to the vibration signal.

5. The backlight lamp turning on device of claim 4, wherein the shock sensing unit is a shock switch configured to: when the remote controller vibrates, the vibration switch is switched between a closed state and an open state to output a vibration signal.

6. The backlight activation device according to claim 5, wherein the second driving unit comprises:

the source electrode of the first field effect transistor is connected with the ground wire, the drain electrode of the first field effect transistor is connected with the control module, the grid electrode of the first field effect transistor is connected with the first end of the vibration switch, and the second end of the vibration switch is connected with the ground wire;

the first end of the third resistor is connected with the positive electrode of the power supply, and the second end of the third resistor is connected with the first end of the vibration switch;

and a first end of the fourth resistor is connected with the anode of the power supply, and a second end of the fourth resistor is connected with the drain electrode of the first field-effect transistor.

7. The backlight lamp turning on device of claim 1, wherein the control module is a wireless transceiver chip, and the type of the wireless transceiver chip is LT 6900B.

8. A remote controller characterized by comprising the backlight activation device according to any one of claims 1 to 7.

9. The remote control of claim 8, further comprising: the key is connected with the control module;

a monitoring module coupled to the key, the monitoring module configured to: when the key is pressed down, outputting a zero clearing signal to the timing module;

the timing module is further used for re-timing according to the zero clearing signal and outputting a second starting signal to the light module so as to start the light module;

the light module is also used for receiving and starting according to the second starting signal.

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