CN216290869U - Multifunctional remote controller capable of being wakened up by hand-holding induction - Google Patents
Multifunctional remote controller capable of being wakened up by hand-holding induction Download PDFInfo
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- CN216290869U CN216290869U CN202122591569.8U CN202122591569U CN216290869U CN 216290869 U CN216290869 U CN 216290869U CN 202122591569 U CN202122591569 U CN 202122591569U CN 216290869 U CN216290869 U CN 216290869U
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Abstract
The utility model discloses a multifunctional remote controller for hand-held induction awakening, which comprises a capacitance induction line arranged at the edge of a PCB (printed circuit board), wherein an induction chip is also arranged on the PCB, two ends of the capacitance induction line are electrically connected onto the induction chip, the induction chip is electrically connected with a main control chip, and the main control chip is electrically connected with a backlight control circuit; the utility model can see the numbers and the keys on the keyboard under the condition of poor light, is convenient to operate and optimizes the user experience.
Description
Technical Field
The utility model relates to the technical field of remote controllers, in particular to a multifunctional remote controller.
Background
Most response awakens up the function through motion sensor and gyroscope realization in the market, and this scheme not only sensor and peripheral circuit are complicated, and power consumption and the memory space requirement to main control unit are all very high moreover, take motion sensor and gyroscope realization to satisfy the requirement of product to low-power consumption in addition.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model provides the multifunctional remote controller capable of being wakened up by hand-holding induction, the backlight can be intelligently lightened by holding the induction chip, the cost is lower, and the requirement of a product on low power consumption can be met.
The purpose of the utility model is realized as follows: the utility model provides a hold multi-functional remote controller that response awakened up, is including setting up the electric capacity induction line at PCB flange reason, still be provided with the response chip on the PCB board, on the induction chip was connected to the both ends electricity of electric capacity induction line, the induction chip is connected with the main control chip electricity, and the main control chip is connected with backlight control circuit electricity.
As a further limitation of the present invention, the sensing chip is an IQS228 chip, pins 6 of the sensing chip are connected to the capacitive sensing lines, and pins 1 of the sensing chip are connected to the main control chip.
As a further limitation of the present invention, the backlight control circuit includes a plurality of light emitting diodes connected in parallel, the positive electrode of the circuit after being connected in parallel is connected to the power supply, the negative electrode is grounded through a triode, the collector of the triode is connected to the circuit after being connected in parallel, the emitter is grounded, and the base is connected to the main control chip.
Compared with the prior art, the utility model has the beneficial effects that:
the utility model has simple structure and lower price cost, meets the requirement of the product on low power consumption, and realizes the requirements of energy conservation and environmental protection; the utility model can see the numbers and the keys on the keyboard under the condition of poor light, is convenient to operate and optimizes the user experience.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is a schematic view of the structure of the present invention.
FIG. 2 is a schematic diagram of an inductive chip and its peripheral circuits according to the present invention.
FIG. 3 is a schematic diagram of a main control chip and its peripheral circuits according to the present invention.
FIG. 4 is a schematic diagram of the light control and its peripheral circuits of the present invention.
The LED backlight lamp comprises a capacitor induction line 1, a PCB 2, an induction chip 3, a main control chip 4 and a backlight lamp control circuit 5.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Examples
As shown in fig. 1, the multifunctional remote controller for waking up by hand-holding sensing comprises a capacitive sensing line 1 (in this embodiment, an antenna can be selected as the sensing line) arranged at the edge of a PCB board 2, a sensing chip 3 is further arranged on the PCB board 2, two ends of the capacitive sensing line 1 are electrically connected to the sensing chip 3, the sensing chip 3 is electrically connected to a main control chip 4, and the main control chip 4 is electrically connected to a backlight control circuit 5.
As shown in fig. 2, the sensing chip 3 is an IQS228 chip, pin 6 of the sensing chip 3 is connected to the capacitive sensing line 1 through a resistor R25, and pin 1 of the sensing chip 3 is connected to pin 16 of the main control chip 4 through a resistor R26.
As shown in fig. 3, the main control chip 4 selects a UE878NMEH-R chip and is connected to the backlight control circuit 5 through pin 38.
As shown in fig. 4, the backlight control circuit 5 includes a plurality of light emitting diodes connected in parallel, the positive electrode of the parallel circuit is connected to the power supply, the negative electrode is grounded through a transistor Q2, the collector of a transistor Q2 is connected to the parallel circuit, the emitter is grounded, and the base is connected to the main control chip 4.
When the embodiment works, when the remote controller is held by a hand, the IQS228 chip 3 senses capacitance changes of TP20 and TP21 at two ends of the capacitance sensing line 1, a signal is transmitted to the main control chip 4 through the IQS228 PIN _1, and after the main control chip 4 receives the signal, the whole BACKLIGHT circuit achieves the purpose of starting BACKLIGHT through the backligh port; when the lqs 228 cannot read the capacitance change of TP20 and TP21, the main control chip 4 sends a signal to turn off the backlight.
The method adopts an IQS228 close-range induction chip 3, the chip 3 can always send induction signals through a capacitance induction line 1, if the change of capacitance values is collected, the induction signals are fed back to a main control chip 4, the main control chip 4 sets a backlight lamp to be in a working state according to the signals, then the backlight is started, if peripheral signals are not changed any more, the backlight is turned off after a period of time; a circle of capacitance induction line 1 is arranged on the front side or the back side of the PCB 2, or a circle of capacitance induction line 1 is arranged on the front side and the back side, so that the capacitance value change when a user holds the remote controller is met.
The utility model combines the application of the hand-held sensing chip 3 and the PCB 2 designed sensing line together to be applied to the remote controller, and can intelligently control the on or off of the backlight; when the remote controller is picked up, the backlight lamp is immediately turned on, and the backlight lamp is automatically turned off after being turned on for a period of time; when the remote controller is put down, the backlight lamp is immediately turned off; the hand-held sensing chip 3 and the PCB 2 are designed with sensing sensitivity of the combination of the sensing lines, thereby preventing the backlight lamp from misoperation.
The above description of the embodiments is only intended to facilitate the understanding of the method of the utility model and its core idea. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.
Claims (3)
1. The utility model provides a hold multi-functional remote controller that response awakened up, its characterized in that, is including setting up electric capacity induction line (1) at PCB board (2) edge, still be provided with on PCB board (2) and respond to chip (3), on the both ends electricity connection induction chip (3) of electric capacity induction line (1), induction chip (3) are connected with main control chip (4) electricity, and main control chip (4) are connected with backlight control circuit (5) electricity.
2. The multifunctional remote controller for hand-held induction wakeup according to claim 1, wherein the induction chip (3) is an IQS228 chip, the 6 pins of the induction chip (3) are connected to the capacitive induction line (1), and the 1 pin of the induction chip (3) is connected to the main control chip (4).
3. The multifunctional remote controller for handheld inductive wakeup according to claim 1, wherein the backlight control circuit (5) comprises a plurality of light emitting diodes connected in parallel, the positive electrode of the circuit after being connected in parallel is connected with the power supply, the negative electrode of the circuit after being connected in parallel is connected with the ground through a triode Q2, the collector electrode of a triode Q2 is connected with the circuit after being connected in parallel, the emitter electrode of the circuit is connected with the ground, and the base electrode of the circuit is connected with the main control chip (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122591569.8U CN216290869U (en) | 2021-10-27 | 2021-10-27 | Multifunctional remote controller capable of being wakened up by hand-holding induction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122591569.8U CN216290869U (en) | 2021-10-27 | 2021-10-27 | Multifunctional remote controller capable of being wakened up by hand-holding induction |
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| Publication Number | Publication Date |
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| CN216290869U true CN216290869U (en) | 2022-04-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122591569.8U Active CN216290869U (en) | 2021-10-27 | 2021-10-27 | Multifunctional remote controller capable of being wakened up by hand-holding induction |
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| CN (1) | CN216290869U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115200149A (en) * | 2022-07-04 | 2022-10-18 | 珠海格力电器股份有限公司 | Method for switching control terminal keys based on controlled equipment, control terminal and air conditioning system |
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2021
- 2021-10-27 CN CN202122591569.8U patent/CN216290869U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115200149A (en) * | 2022-07-04 | 2022-10-18 | 珠海格力电器股份有限公司 | Method for switching control terminal keys based on controlled equipment, control terminal and air conditioning system |
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