CN212873726U - Remote control circuit capable of transmitting signal by wire and remote controller - Google Patents

Abstract

The utility model discloses a but wired transmission signal's remote control circuit and remote controller, include: the control module is used for controlling the output state; the wired output module is electrically connected with the first output end of the control module; and the wireless output module is electrically connected with the second output end of the control module. According to the utility model discloses a but wired transmission signal's remote control circuit can realize wired signal output and wireless signal output, has avoided wireless transmission signal transmission distance under remote and sunlight not enough and transmission speed not enough to lead to the problem of unable effective control with electrical apparatus.

Description

Remote control circuit capable of transmitting signal by wire and remote controller

Technical Field

The utility model relates to a remote controller circuit technical field, in particular to but remote control circuit and remote controller of wired transmission signal.

Background

The generation of remote controllers has a great relationship with the improvement of the living standard of people, along with the rapid development of economy, the popularization rate of household appliances is gradually increased, and the types of the appliances are continuously increased. The market of household electrical appliances is continuously showing new. The main household appliances are: the household television, the set-top box, the air conditioner, the DVD, the digital projector and the like are continuously updated, and the change of the electric appliances is not controlled by a remote controller. The remote controller has low manufacturing cost, simple letter sending mode and reliable quality, and keeps the position of immovable shaking in the field of household control. However, some disadvantages of the infrared remote controller are obvious, such as short distance of transmitted signals, slow data transmission and easy interference of sunlight.

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 but wired transmission signal's remote control circuit can realize wired transmission signal and wireless transmission signal.

The utility model also provides a remote controller of the remote control circuit that has above-mentioned but wired transmission signal.

According to the utility model discloses a but remote control circuit of wired transmission signal of first aspect embodiment, its characterized in that includes: a control module for controlling an output state; the wired output module is electrically connected with the first output end of the control module; and the wireless output module is electrically connected with the second output end of the control module.

According to the utility model discloses but wired transmission signal's remote control circuit has following beneficial effect at least: through the first output and the wired output module electric connection that use control module, use control module's second output and wireless output module electric connection, can realize wired signal output and wireless signal output, avoided wireless transmission signal long-range and sunlight under the transmission distance not enough with transmission speed not enough lead to the problem of unable effective control with electrical apparatus.

In some embodiments of the present invention, the wired output module further comprises a detection end electrically connected to the control module, and the control module controls the output state according to the electrical signal of the detection end.

In some embodiments of the present invention, the wired output module includes: a field effect transistor Q2, a control end of the field effect transistor Q2 is electrically connected with a first output end of the control module, and an input end of the field effect transistor Q2 is a power supply end of the wired output module; a resistor R5, a first terminal of the resistor R5 being electrically connected to the control terminal of the FET Q2, a second terminal of the resistor R5 being electrically connected to the input terminal of the FET Q2; a capacitor C2, wherein a first terminal of the capacitor C2 is electrically connected to the output terminal of the fet Q2, and a second terminal of the capacitor C2 is grounded; a resistor R8, wherein a first end of the resistor R8 is electrically connected with the output end of the field effect transistor Q2, and a second end of the resistor R8 is grounded; a resistor R6, wherein a first end of the resistor R6 is electrically connected with an input end of the field effect transistor Q2; a resistor R7, wherein a first end of the resistor R7 is electrically connected with an output end of the field effect transistor Q2; a headphone jack J1, a first end of the common port 1 of the headphone jack J1 is grounded, a first end of the output port 2 of the headphone jack J1 is electrically connected to a second end of the resistor R7, a first end of the detected port 5 of the headphone jack J1 is electrically connected to a second end of the resistor R6 and a detection port of the control module, respectively, and a second end of the detected port 5 of the headphone jack J1 is electrically connected to a second end of the common port 4; a resistor R9, a first end of the resistor R9 is electrically connected with a first end of the common terminal 4 of the earphone socket J1, and a second end of the resistor R9 is grounded; a capacitor C3, wherein a first terminal of the capacitor C3 is electrically connected to the first terminal of the resistor R9, and a second terminal of the capacitor C3 is grounded.

In some embodiments of the present invention, the display device further comprises a display module, wherein the display module is electrically connected to the control module.

In some embodiments of the present invention, the device further comprises a key module, wherein the key module is electrically connected to the control module.

In some embodiments of the present invention, the key module includes a key switch K1, and both ends of the key switch K1 are electrically connected to the control module.

In some embodiments of the present invention, the control module comprises: radio frequency chip U1, radio frequency chip U1's wired signal output terminal PC4 is control module's first output, radio frequency chip U1's wired signal output terminal PC4 with wired output module electric connection, radio frequency chip U1's wireless signal output terminal PC1 is control module's second output, radio frequency chip U1's wireless signal output terminal PC1 with wireless output module electric connection.

In some embodiments of the present invention, the wireless output module comprises: a resistor R3, wherein a first end of the resistor R3 is electrically connected with a second output end of the control module; a transistor Q1, wherein the base of the transistor Q1 is electrically connected with the second end of the resistor R3, and the emitter of the transistor Q1 is grounded; the cathode of the infrared emitting diode D1 is electrically connected with the collector of the triode Q1; a resistor R1, wherein a first end of the resistor R1 is electrically connected to the anode of the IR emitting diode D1, and a second end of the resistor R1 is a power supply end of the wireless output module.

In some embodiments of the present invention, the wired output module includes: a field effect transistor Q2, a control end of the field effect transistor Q2 is electrically connected with a first output end of the control module, and an input end of the field effect transistor Q2 is a power supply end of the wired output module; a resistor R5, a first terminal of the resistor R5 being electrically connected to the control terminal of the FET Q2, a second terminal of the resistor R5 being electrically connected to the input terminal of the FET Q2; a capacitor C2, wherein a first terminal of the capacitor C2 is electrically connected to the output terminal of the fet Q2, and a second terminal of the capacitor C2 is grounded; a resistor R8, wherein a first end of the resistor R8 is electrically connected with the output end of the field effect transistor Q2, and a second end of the resistor R8 is grounded; a resistor R7, wherein a first end of the resistor R7 is electrically connected with an output end of the field effect transistor Q2; the first end of the common end 1 of the earphone socket J1 is grounded, and the first end of the output end 2 of the earphone socket J1 is electrically connected with the second end of the resistor R7.

According to the utility model discloses remote controller of second aspect embodiment, include the utility model discloses but the remote control circuit of wired transmission signal of first aspect embodiment.

According to the utility model discloses remote controller of second aspect embodiment has following beneficial effect at least: the solar energy wireless transmission system has a wireless output mode and a wired output mode, when the wireless output mode cannot meet requirements, the wireless output mode can realize remote and rapid transmission of signals, and interference of sunlight can be prevented.

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 above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic block diagram of a wired remote control circuit according to an embodiment of the present invention;

FIG. 2 is a schematic diagram of the circuit configuration shown in FIG. 1;

fig. 3 is a block diagram of a headset plug to which the wired transmission module shown in fig. 1 is connected;

fig. 4 is a pin diagram of the rf chip in the control module shown in fig. 1.

Reference numerals:

the system comprises a control module 100, a wired output module 200, a wireless output module 300, a key module 400 and a display module 500;

a headphone plug 600, a core end 610, a middle ring end 620, and an outer ring end 630.

Detailed Description

Reference will now be made in detail to the 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 functions 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, several meanings are one or more, and the above, below, inside and the like are understood as including the present 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.

As shown in fig. 1, the remote control circuit capable of wired signal transmission according to the embodiment of the present invention includes: a control module 100, the control module 100 being configured to control the output state; the wired output module 200 is electrically connected with the first output end of the control module 100; the wireless output module 300 is electrically connected to the second output terminal of the control module 100.

Specifically, the first output terminal of the control module 100 is electrically connected to the wired output module 200 for outputting wired signals, and the second output terminal of the control module 100 is electrically connected to the wireless output module 300 for outputting wireless signals. Through setting up like this, can realize two kinds of output modes of wired signal output and wireless signal output, avoid wireless transmission signal transmission distance under remote and sunlight not enough and transmission speed not enough, lead to the problem of unable effective control electrical apparatus.

It is conceivable that, in the embodiment of the present invention, the first output end and the second output end of the control module 100 both function to output the electric signal to control the electric appliance, and therefore, the first output end of the control module 100 connected to the wired output module 200 and the second output end of the control module 100 connected to the wireless output module 300 may also be the same output port, which is not limited to the form of the two output ends in the embodiment of the present invention.

As shown in fig. 1 and 2, in some embodiments of the present invention, the control module 100 includes: the radio frequency chip U1, the wired signal output terminal PC4 of the radio frequency chip U1 are electrically connected to the wired output module 200, and the wireless signal output terminal PC1 of the radio frequency chip U1 is electrically connected to the wireless output module 300.

Specifically, the wired signal output terminal PC4 of the rf chip U1 is the first output terminal of the control module 100, the wireless signal output terminal PC1 of the rf chip U1 is the second output terminal of the control module 100, and the wired signal output terminal PC4 of the rf chip U1 is connected to the wired output module 200 through a wire, and the wireless signal output terminal PC1 is connected to the wireless output module 300 through a wire, so that two output modes, namely wired signal output and wireless signal output, are provided.

In some embodiments of the present invention, the control module 100 further comprises: a resistor R4, a first end of the resistor R4 being a power supply terminal of the control module 100, and a second end of the resistor R4 being electrically connected to a power supply terminal VDD of the RF chip U1; the capacitor C1, the first terminal of the capacitor C1 is electrically connected to the second terminal of the resistor R4, and the second terminal of the capacitor C1 is grounded.

The first end of the resistor R4 is connected with a working power supply VCC, the second end of the resistor R4 is electrically connected with a power supply end VDD of the radio frequency chip U1, the first end of the capacitor C1 is electrically connected with the second end of the resistor R4, and the second end of the capacitor C1 is grounded. The resistor R4 can suppress circuit oscillation, and the capacitor C1 can prevent voltage abrupt change and absorb overvoltage in a spike state, so that the circuit is protected.

As shown in fig. 2, in some embodiments of the present invention, the control module 100 further includes: a connector H1, in which a pin 1 of the connector H1 is electrically connected to the second end of the resistor R4, a pin 2 of the connector H1 is grounded, a pin 3 of the connector H1 is electrically connected to the data input PC0 of the rf chip U1, a pin 4 of the connector H1 is electrically connected to the data input PB0 of the rf chip U1, and the connector H1 is used for writing a control program of the rf chip U1; a resistor R10, a first end of which is electrically connected with the second end of the resistor R4; the anode of the light emitting diode D3 is electrically connected to the second end of the resistor R10, and the cathode of the light emitting diode D3 is electrically connected to the signal indication terminal PB2 of the rf chip U1.

Pin 1 of the connector H1 is a power source terminal of the connector H1, pin 2 is a ground terminal, pin 3 and pin 4 are programming data output terminals, pin 3 of the connector H1 is electrically connected to a data input terminal PC0 of the rf chip U1, pin 4 of the connector H1 is electrically connected to a data input terminal PB0 of the rf chip U1, and a control program of the rf chip U1 can be written through the connector H1. The positive pole of emitting diode D3 is connected with the power through resistance R10, and negative pole and radio frequency chip U1's signal indication end PB2 electric connection, at radio frequency chip U1's PC4 end or PC1 end during operation, radio frequency chip U1's signal indication end PB2 switches on, and emitting diode D3 work is luminous, and emitting diode D3 can be used to show the utility model discloses whether be in signal output state.

As shown in fig. 1 and 2, in some embodiments of the present invention, the wired output module 200 includes: a control end of the field effect transistor Q2, a control end of the field effect transistor Q2 is electrically connected with a first output end of the control module 100, and an input end of the field effect transistor Q2 is a power supply end of the wired output module 200; a resistor R5, wherein a first end of the resistor R5 is electrically connected with the control end of the field effect transistor Q2, and a second end of the resistor R5 is electrically connected with the input end of the field effect transistor Q2; a capacitor C2, wherein a first end of the capacitor C2 is electrically connected with the output end of the field effect transistor Q2, and a second end of the capacitor C2 is grounded; the first end of the resistor R8, the first end of the resistor R8 and the output end of the field effect transistor Q2 are electrically connected, and the second end of the resistor R8 is grounded; a first end of the resistor R7 and a first end of the resistor R7 are electrically connected with an output end of the field effect transistor Q2; the first end of the common terminal 1 of the earphone socket J1 and the earphone socket J1 is grounded, and the first end of the output terminal 2 of the earphone socket J1 is electrically connected with the second end of the resistor R7.

Specifically, the fet Q2 is a first P-channel fet, a gate of the first P-channel fet is a control terminal of the fet Q2, a source of the first P-channel fet is an input terminal of the fet Q2, a drain of the first P-channel fet is an output terminal of the fet Q2, the gate of the first P-channel fet is electrically connected to a first output terminal of the control module 100, a source of the first P-channel fet is connected to the operating power VCC, a first terminal of the resistor R5 is electrically connected to the gate of the first P-channel fet, a second terminal of the resistor R5 is electrically connected to the source of the first P-channel fet, a first terminal of the capacitor C2, a first terminal of the resistor R8, and a first terminal of the resistor R7 are all electrically connected to the drain of the first P-channel fet, a second terminal of the capacitor C2 and a second terminal of the resistor R8 are grounded, a second terminal of the resistor R7 is electrically connected to a first terminal of the output terminal 2 of the earphone J1, the first terminal of the common terminal 1 of the earphone jack J1 is grounded.

When the first output terminal of the control module 100 outputs an electrical signal to the gate of the first P-channel fet to control the conduction of the source and the drain of the first P-channel fet, the working power VCC transmits a control signal to the earphone socket J1 through the first P-channel fet and the resistor R7, and the output terminal 2 of the earphone socket J1 outputs the control signal to the controlled electrical appliance. Specifically, when the earphone plug 600 with the data line is inserted into the earphone socket, the middle ring end 620 of the earphone plug 600 is electrically connected to the second end of the output end 2 of the earphone socket J1, the outer ring end 630 of the earphone plug 600 is electrically connected to the second end of the common end 1 of the earphone socket J1, and the output end 2 of the earphone socket J1 transmits the control signal to the controlled electrical appliance through the middle ring end 620 of the earphone plug 600, thereby implementing the control function. The earphone plug 600 with the data line and the controlled electrical appliance are of an integrated structure.

As shown in fig. 1 and 2, in some embodiments of the present invention, the present invention further includes a key module 400, wherein the key module 400 is electrically connected to the control module 100.

When the key module 400 operates, the control module 100 outputs an electrical signal, thereby implementing control.

Further, the key module 400 is electrically connected to the data input terminal PB0 and the key data output terminal PA4 of the rf chip U1. The data input end PB0 is electrically connected to the output end of the key module 400, the key data output end PA4 is electrically connected to the input end of the key module 400, when the key module 400 controls the key data output end PA4 to be connected to the data input end PB0, the RF chip U1 outputs signals, and when the key module 400 controls the key data output end PA4 to be disconnected from the data input end PB0, the RF chip U1 outputs no signals.

For example, as shown in fig. 2, in some embodiments of the present invention, the key module 400 includes a key switch K1, and the first end and the second end of the key switch K1 are electrically connected to the control module 100.

The signal output of the control module 100 is controlled by the key switch K1, and when the key switch K1 makes the control module 100 output an electrical signal.

Specifically, a first end of the key switch K1 is electrically connected to the key data output terminal PA4 of the rf chip U1, and a second end of the key switch K1 is electrically connected to the data input terminal PB0 of the rf chip U1. The key switch K1 can be used to control whether the radio frequency chip U1 has signal output, when the key switch K1 works, the data output end PA4 of the radio frequency signal is communicated with the data input end PB0, and the wired output end PC4 or the wireless output end PC1 of the radio frequency chip U1 outputs electric signals.

It is contemplated that the control module 400 may also be a lever switch or a rotary switch, etc., but in a remote controller, a key switch is commonly used. The radio frequency chip U1 can also have other key data output ends and data input ends, and different key data output ends and data input ends can be connected in series through a plurality of key switches, so that the remote controller can output different control signals to control the controlled electric appliance to perform function switching.

As shown in fig. 1 and fig. 2, in some embodiments of the present invention, the present invention further includes a display module 500, and the display module 500 is electrically connected to the control module 100.

The display module 500 works when the control module 100 outputs an electrical signal, and the display module 500 emits light when working, so that a user can operate the display module in an environment with insufficient light.

As shown in fig. 2, in some embodiments of the present invention, the display module 500 includes: the input end of the field-effect transistor Q3, the field-effect transistor Q3 is the power supply end of the display module 500, and the control end of the field-effect transistor Q3 is electrically connected with the control module 100; a switching end of the voltage stabilizer U2 is electrically connected with an output end of the field effect transistor Q3; a resistor R12, wherein a first end of the resistor R12 is electrically connected with the control end of the field effect transistor Q3, and a second end of the resistor R12 is electrically connected with the input end of the field effect transistor Q3; the first end of the inductor L1 and the first end of the inductor L1 are electrically connected to the output end of the fet Q3, and the second end of the inductor L1 is electrically connected to the input end of the regulator U2. A capacitor C4, wherein a first end of the capacitor C4 is electrically connected with the output end of the voltage regulator U2, and a second end of the capacitor C4 is grounded; a resistor R13, wherein a first end of the resistor R13 is electrically connected with an output end of the voltage stabilizer U2; the anode of the light emitting diode D4 and the anode of the light emitting diode D4 are electrically connected to the second end of the resistor R13, and the cathode of the light emitting diode D4 is grounded.

As shown in fig. 2, the switching terminal of the regulator U2 is CE, the input terminal is LX, the output terminal is OUT, the pin is NC, the ground terminal is GND, the fet Q3 is a second P-channel fet, the gate of the second P-channel fet is the control terminal of the fet Q3, the source of the second P-channel fet is the input terminal of the fet Q3, the drain of the second P-channel fet is the output terminal of the fet Q3, the gate of the second P-channel fet is electrically connected to the control module 100, the source of the second P-channel fet is connected to the operating power source VCC, the first terminal of the resistor R12 is electrically connected to the gate of the second P-channel fet, the second terminal of the resistor R12 is electrically connected to the source of the second P-channel fet, the switching terminal CE of the regulator U2 is electrically connected to the drain of the second P-channel fet, the input terminal LX of the regulator U2 is electrically connected to the drain of the second P-channel fet through the L1, the empty pin CE of the voltage stabilizer U2 is empty, the ground end GND of the voltage stabilizer U2 is grounded, the output end of the voltage stabilizer U2 is electrically connected with the anode of the light emitting diode D4 through the resistor R13, the cathode of the light emitting diode D4 is grounded, the first end of the capacitor C4 is connected with the first end of the resistor R13, and the second end of the capacitor C4 is grounded.

By means of the arrangement, when the control module 100 outputs an electric signal to the gate of the second P-channel field effect transistor, the source and the drain of the second P-channel field effect transistor are conducted, the working power supply VCC supplies power to the voltage regulator U2 through the second P-channel field effect transistor and the inductor L1, the voltage regulator U2 regulates the working power supply VCC and outputs the electric signal to the resistor R13 and the capacitor C4, the alternating current part of the electric signal is transmitted to the ground through the capacitor C4, the direct current part of the electric signal is output by the resistor R13 light emitting diode D4, and the light emitting diode D4 works and emits light accordingly.

Further, the display module 500 is electrically connected to the display control terminal PA3 of the rf chip U1. The input end of the display module 500 is electrically connected to the display control end PA3 of the rf chip U1, and when the key module 400 operates, the display control end PA3 outputs an electrical signal, so that the display module 500 operates to emit light.

Specifically, in the embodiment of the present invention, the voltage regulator U2 is an LDO linear regulator.

In some embodiments of the present invention, the wired output module 200 is further electrically connected to the detection end of the control module 100, and the control module 100 controls the output state according to the electrical signal of the detection end.

Specifically, the detection end of the control module 100 is electrically connected to the wired output module 200, and can be used to detect the level of the wired output module 200, and can be set as: when the detection end of the control module 100 detects a low level, the control module 100 controls the wired output module 200 to stop working, and the wireless output module 300 starts working; when the high level is detected, the wired output module 200 starts to operate, and the wireless output module 300 stops operating. Through setting up like this, can realize wired signal output and wireless signal output's switching, avoid wireless transmission signal transmission distance under remote and sunlight not enough and transmission speed not enough, lead to the problem of unable effective control with electrical apparatus to can avoid two kinds of signal output modes to carry out work simultaneously, can effectively reduce the energy consumption.

As shown in fig. 1 and 2, in some embodiments of the present invention, the detection terminal PC2 of the rf chip U1 is electrically connected to the wired output module 200.

The detection end PC2 of the radio frequency chip U1 is a detection end of the control module 100 and can detect the level of the wired output module 200, when the detection end PC2 is at a high level, the radio frequency chip U1 controls the wired output module 200 to output wired signals and controls the wireless output module 300 to stop outputting wireless signals, and when the detection end PC2 is at a low level, the wired output module 200 is controlled to stop outputting wired signals and controls the wireless output module 300 to output wireless signals.

As shown in fig. 2, in some embodiments of the present invention, the wired output module 200 includes: a control end of the field effect transistor Q2, a control end of the field effect transistor Q2 is electrically connected with a first output end of the control module 100, and an input end of the field effect transistor Q2 is a power supply end of the wired output module 200; a resistor R5, wherein a first end of the resistor R5 is electrically connected with the control end of the field effect transistor Q2, and a second end of the resistor R5 is electrically connected with the input end of the field effect transistor Q2; a capacitor C2, wherein a first end of the capacitor C2 is electrically connected with the output end of the field effect transistor Q2, and a second end of the capacitor C2 is grounded; the first end of the resistor R8, the first end of the resistor R8 and the output end of the field effect transistor Q2 are electrically connected, and the second end of the resistor R8 is grounded; a first end of the resistor R6 and a first end of the resistor R6 are electrically connected with an input end of the field effect transistor Q2; a first end of the resistor R7 and a first end of the resistor R7 are electrically connected with an output end of the field effect transistor Q2; the first end of the public end 1 of the earphone socket J1, the common end 1 of the earphone socket J1 is grounded, the first end of the output end 2 of the earphone socket J1 is electrically connected with the second end of the resistor R7, the first end of the detected end 5 of the earphone socket J1 is electrically connected with the second end of the resistor R6 and the detection end of the control module 100, and the second end of the detected end 5 of the earphone socket J1 is electrically connected with the second end of the common end 4; a resistor R9, a first end of which is electrically connected with the first end of the common terminal 4 of the earphone socket J1, and a second end of the resistor R9 is grounded; the capacitor C3, the first terminal of the capacitor C3 is electrically connected to the first terminal of the resistor R9, and the second terminal of the capacitor C3 is grounded.

The fet Q2 is a first P-channel fet, a gate of the first P-channel fet is a control terminal of the fet Q2, a source of the first P-channel fet is an input terminal of the fet Q2, a drain of the first P-channel fet is an output terminal of the fet Q2, the gate of the first P-channel fet is electrically connected to the first terminal of the resistor R5 and the first output terminal of the control module 100, the source of the first P-channel fet is electrically connected to the second terminal of the resistor R5, the first terminal of the resistor R6, and the operating power VCC, the drain of the first P-channel fet is electrically connected to the first terminal of the capacitor C2, the first terminal of the resistor R8, and the first terminal of the resistor R7, the second terminal of the capacitor C2 and the second terminal of the capacitor R8 are grounded, the second terminal of the resistor R7 is electrically connected to the drain of the earphone J1, and the first terminal of the resistor R9 is electrically connected to the common terminal of the earphone J1, the second end of the resistor R9 is grounded, the capacitor C3 is connected with the resistor R9 in parallel, the first end of the common end 1 of the earphone socket J1 is grounded, the first end of the detected end 5 of the earphone socket J1 is electrically connected with the second end of the resistor R6 and the detection end of the control module 100, and the second end of the detected end 5 of the earphone socket J1 is electrically connected with the second end of the common end 4 of the earphone socket. At this time, since the power VCC transmits an electrical signal to the detected terminal 5 of the earphone jack J1 through the resistor R6, the detected terminal 5 is grounded through the common terminal 4, so that the detected terminal 5 is at a low level, and the control module 100 outputs the electrical signal through the wireless output module 300.

Specifically, an earphone plug 600 with a data line is used, a first end of the data line is connected with an earphone socket J1 through the earphone plug 600, a second end of the data line is connected with a controlled electrical appliance, when the earphone plug 600 is inserted into the earphone socket J1, a detected end 5 of the earphone socket J1 is disconnected from a common end 4, so that the detected end 5 of the earphone socket J1 is at a high level, the control module 100 outputs a control electrical signal to a gate of a first P-channel field effect transistor, a source and a drain of the first P-channel field effect transistor are connected, a working power supply transmits a control signal to an output end 2 of the earphone socket J1 through the field effect transistor Q2 and a resistor R7, the output end 2 of the earphone socket J1 transmits the control signal to a middle ring end 620 of the earphone plug 600, and the middle ring end 620 transmits the received electrical signal to the controlled electrical appliance through a data line VCC. When the earphone plug 600 is pulled out of the earphone socket J1, the common terminal 4 of the earphone socket J1 is connected to the detected terminal 5, the detected terminal 5 is at a low level, the control module 100 stops the wired output module 200 from outputting the control signal, and outputs the control signal through the wireless output module 300, so that the wired output signal and the wireless output signal are switched.

It is conceivable that, in the embodiment of the present invention, the fet Q2 is used to receive the electrical signal of the first output terminal of the control module 100, so as to control the on/off of the operating power VCC and the earphone socket J1, and therefore, the fet Q2 may also be used to realize the same function through a peripheral auxiliary circuit for a triode or an N-channel fet, etc.

Further, the headphone plug 600 with a data line is a 3.5mm headphone plug commonly used in the market, the headphone socket J1 is a 3.5mm headphone socket, and the headphone plug 600 with a data line and the controlled electrical appliance are of an integrated structure.

As shown in fig. 2, in some embodiments of the present invention, the wireless output module 300 includes: a resistor R3, wherein a first end of the resistor R3 is electrically connected to a second output end of the control module 100; a transistor Q1, wherein the base of the transistor Q1 is electrically connected with the second end of the resistor R3, and the emitter of the transistor Q1 is grounded; the cathode of the infrared emitting diode D1 and the cathode of the infrared emitting diode D1 are electrically connected with the collector of the triode Q1; the first end of the resistor R1 and the resistor R1 are electrically connected to the anode of the ir-emitting diode D1, and the second end of the resistor R1 is a power source terminal of the wireless output module 300.

When the utility model discloses but wired transmission signal's remote control circuit carries out radio signal output, control module 100 passes through resistance R3 to triode Q1's base output signal of telecommunication for triode Q1's collecting electrode and projecting pole switch on, the operating power VCC passes through resistance R1 and infrared emitting diode D1 to triode Q1's collecting electrode output signal of telecommunication, infrared emitting diode D1 is consequently luminous with electric, realize radio signal output. Specifically, the transistor Q1 is an NPN transistor.

According to the utility model discloses the remote controller of second aspect embodiment, through the level change that uses control module 100 to detect wired output module 200, judge control signal's output mode, when headphone plug 600 inserts headphone socket J1, the level of wired output module 200's relevant position department changes, control module 100 makes the remote controller carry out wired signal output, when headphone plug 600 extracts headphone socket J1, the remote controller carries out wireless signal output during control module 100. When the wireless output mode can not meet the requirement, the remote and rapid transmission of signals can be realized through the wired output mode, and the interference of sunlight can be prevented.

The present invention will be described in detail with reference to fig. 2 and 3 as a specific embodiment, it should be understood that the following description is illustrative and not restrictive.

The remote control circuit capable of wired signal transmission includes a control module 100, a wired output module 200, a wireless output module 300, a key module 400, a display module 500 and an earphone plug 600. Wherein: the control module 100 comprises a radio frequency chip U1, a connector H1, a resistor R10, a resistor R4, a capacitor C1 and a light emitting diode D3; the wired output module 200 comprises an earphone socket J1, a first P-channel fet, a resistor R5, a resistor R6, a resistor R7, a resistor R8, a resistor R9, a capacitor C2 and a capacitor C3; the wireless output module 300 comprises a triode Q1, an infrared emitting diode D1, a resistor R1 and a resistor R3; the key module 400 includes a key switch K1; the display module 500 includes: the voltage stabilizer U2, a second P-channel field effect transistor, an inductor L1, a light emitting diode D4, a resistor R12, a resistor R13 and a capacitor C4; the earphone plug 600 includes a core end 610, a middle ring end 620, and an outer ring end 630.

Specifically, a first end of the resistor R4 is connected to a working power VCC, a second end of the resistor R4 is electrically connected to a power supply terminal VDD of the rf chip U1, a pin 1 of the connector H1, a first end of the resistor R10, and a first end of the capacitor C1, respectively, a pin 2 of the connector H1 is grounded, a pin 3 of the connector H1 is electrically connected to a data input terminal PC0 of the rf chip U1, a pin 4 of the connector H1 is electrically connected to a data input terminal PB0, a second end of the resistor R10 is electrically connected to an anode of the led D3, a cathode of the led D3 is electrically connected to a signal indication terminal PB2 of the rf chip U1, a second end of the capacitor C1 is grounded, a ground terminal VSS of the rf chip U1 is grounded, a detection terminal PC2 of the rf chip U1 is electrically connected to a second end of a pin 5 of the earphone socket J1, a wired signal output terminal of the rf chip U1 is electrically connected to a wired fet, the wireless signal output end PC1 of the radio frequency chip U1 is electrically connected with the first end of the resistor R3, the display control end PA3 of the radio frequency chip U1 is electrically connected with the grid electrode of the second P-channel field effect transistor, the key data output end PA4 of the radio frequency chip U1 is electrically connected with the first end of the key switch K1, and the second end of the key switch K1 is electrically connected with the data input end of the radio frequency chip U1.

The source of the first P-channel fet is electrically connected to the operating power VCC, the first end of the resistor R6 and the second end of the resistor R5, the first end of the resistor R5 is electrically connected to the gate of the first P-channel fet, the second end of the resistor R6 is electrically connected to the first end of the detected terminal 5 of the earphone socket J1, the drain of the first P-channel fet is electrically connected to the first end of the capacitor C2, the first end of the resistor R8 and the first end of the resistor R7, the second end of the capacitor C2 and the second end of the resistor R8 are grounded, the second end of the resistor R7 is electrically connected to the first end of the output terminal 2 of the earphone socket J1, the first end of the resistor R9 and the first end of the capacitor C3 are electrically connected to the first end of the common terminal 4 of the earphone socket J1, the second end of the resistor R9 and the second end of the capacitor C3 are grounded, the second end of the common terminal 4 of the earphone socket J1 and the second end of the detected terminal 5 are electrically, the first terminal of the common terminal 1 of the earphone jack J1 is grounded.

The base of the triode Q1 is electrically connected with the second end of the resistor R3, the emitter of the triode Q1 is grounded, the collector of the triode Q1 is electrically connected with the cathode of the infrared emitting diode D1, the anode of the infrared emitting diode D1 is electrically connected with the first end of the resistor R1, and the second end of the resistor R1 is connected with the working power supply VCC.

A first end of the resistor R12 is electrically connected to a gate of the second P-channel fet, a source of the second P-channel fet is electrically connected to the operating power VCC and a second end of the resistor R12, a drain of the second P-channel fet is electrically connected to the switching terminal CE of the regulator U2 and the first end of the inductor L1, a second end of the inductor L1 is electrically connected to the input terminal LX of the regulator U2, the pin NC of the regulator U2 is empty, the ground terminal GND is grounded, the output terminal OUT of the regulator U2 is electrically connected to the first end of the resistor R13, a second end of the resistor R13 is electrically connected to the first end of the led D4, the second end of the led D4 is grounded, the first end of the capacitor C4 is electrically connected to the first end of the resistor R13, and the second end of the capacitor C4 is grounded.

When the earphone plug 600 is plugged into the earphone socket J1, the common terminal 4 and the detected terminal 5 of the earphone socket J1 are disconnected, the second terminal of the detected terminal 5 of the earphone socket J1 is electrically connected to the core terminal 610, the second terminal of the output terminal 2 of the earphone socket J1 is electrically connected to the middle ring terminal 620, and the second terminal of the common terminal 1 of the earphone socket J1 is electrically connected to the outer ring terminal 630.

By means of the arrangement, a control program can be written into the radio frequency chip U1 through the connector H1, and when the key switch K1 conducts the key data input end PA4 and the data input end PB0 of the radio frequency chip U1: the signal indicating terminal PB2 is conducted, the light-emitting diode D3 works to emit light, and the indication is in a working state at the moment; the display control end PA3 outputs an electric signal, the second P-channel field effect transistor is conducted, the voltage stabilizer U2 is powered on, and the light emitting diode D4 works to emit light, so that a user can conveniently perform remote control operation at night; when the earphone plug 600 is plugged into the earphone socket J1, the detection terminal PC2 is at a high level, the wireless signal output terminal PC1 stops outputting the electrical signal, the wired signal output terminal PC4 outputs the electrical signal to control the conduction of the first P-channel fet, the working power VCC outputs the electrical signal to the output terminal 2 of the earphone socket J1 through the first P-channel fet, the output terminal 2 of the earphone socket J1 outputs the electrical signal to the controlled electrical appliance through the middle ring terminal 620 of the earphone plug 600, thereby realizing that the remote controller controls the electric appliance through wired signals, when the earphone plug 600 is pulled out of the earphone socket J1, common port 4 and the detection end 5 electric connection of earphone socket J1, detection end PC2 is the low level, and wired signal output terminal PC4 stops the output signal of telecommunication, and wireless signal output terminal PC1 exports the signal of telecommunication, and triode Q1 switches on, and infrared emitting diode D1 gets electric, sends infrared control signal, and the control is used electrical apparatus.

The utility model discloses but wired transmission signal's remote control circuit and remote controller, the level that is detected end 5 through detecting earphone socket J1 controls and carries out wireless signal output or wired signal output, has realized the remote high speed's of remote controller transmission signal, avoids the interference of sunlight to can use the connector to write in control program, the adaptation demand has signal indication function and display function, can reflect user state and convenience of customers uses the remote controller night.

Furthermore, in the embodiment of the present invention, the working power VCC is a power source formed by connecting two five batteries in series, the rf chip U1 is a remote controller chip with a model of DC6688F2STR, as shown in fig. 4, pin 1 of the remote controller chip with DC6688F2STR is a ground terminal VSS, pin 2 is a signal indicating terminal PB2, pin 3 is a detecting terminal PC2, pin 4 is a wired signal output terminal PC4, pin 5 is an I/O interface PC3, pin 6 is a data input terminal PC0, pin 7 is a data input terminal PB0, pin 8 is a data input terminal PB1, pin 9 is a data input terminal PB3, pin 10 is a data input terminal PB7, pin 11 is a key data output terminal PA7, pin 12 is a key data output terminal PA6, pin 13 is a key data output terminal PA5, pin 14 is a key data output terminal PA4, pin 15 is a display control terminal PA pin 3, key 16 is a key data output terminal PA2, and pin 17 is a key data output terminal PA1, Stitch 18 is for button data output end PA0, stitch 19 for wireless signal output end PC1, stitch 20 are power end VDD, in-service use, can use a plurality of key switches to make up key data output end and data input end and arrange, do not confine to the embodiment of the utility model provides an in, the connected mode that button signal output end PA4 and data input end PB0 are connected through key switch K1.

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.

In the description herein, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims (9)

1. A remote control circuit capable of wired signal transmission, comprising:

the control module is used for controlling the output state;

the wired output module is electrically connected with the first output end of the control module;

the wireless output module is electrically connected with the second output end of the control module;

the wired output module includes:

a field effect transistor Q2, a control end of the field effect transistor Q2 is electrically connected with a first output end of the control module, and an input end of the field effect transistor Q2 is a power supply end of the wired output module;

a resistor R5, a first terminal of the resistor R5 being electrically connected to the control terminal of the FET Q2, a second terminal of the resistor R5 being electrically connected to the input terminal of the FET Q2;

a capacitor C2, wherein a first terminal of the capacitor C2 is electrically connected to the output terminal of the fet Q2, and a second terminal of the capacitor C2 is grounded;

a resistor R8, wherein a first end of the resistor R8 is electrically connected with the output end of the field effect transistor Q2, and a second end of the resistor R8 is grounded;

a resistor R7, wherein a first end of the resistor R7 is electrically connected with an output end of the field effect transistor Q2;

the first end of the common end 1 of the earphone socket J1 is grounded, and the first end of the output end 2 of the earphone socket J1 is electrically connected with the second end of the resistor R7.

2. The remote control circuit capable of wired transmission of signals according to claim 1, wherein: the wired output module is also electrically connected with the detection end of the control module, and the control module controls the output state according to the electric signal of the detection end.

3. The remote control circuit capable of wired transmission of signals according to claim 2, wherein the wired output module comprises:

a resistor R6, wherein a first end of the resistor R6 is electrically connected with an input end of the field effect transistor Q2;

the first end of the detected end 5 of the earphone socket J1 is electrically connected with the second end of the resistor R6 and the detection end of the control module, respectively, and the second end of the detected end 5 of the earphone socket J1 is electrically connected with the second end of the common terminal 4;

a resistor R9, a first end of the resistor R9 is electrically connected with a first end of the common terminal 4 of the earphone socket J1, and a second end of the resistor R9 is grounded;

a capacitor C3, wherein a first terminal of the capacitor C3 is electrically connected to the first terminal of the resistor R9, and a second terminal of the capacitor C3 is grounded.

4. The remote control circuit capable of wired transmission of signals according to claim 1 or 2, wherein: the display module is electrically connected with the control module.

5. The remote control circuit capable of wired transmission of signals according to claim 1 or 2, wherein: the button module is electrically connected with the control module.

6. The remote control circuit capable of wired transmission of signals according to claim 5, wherein: the key module comprises a key switch K1, and two ends of the key switch K1 are electrically connected with the control module.

7. The remote control circuit capable of wired transmission of signals according to claim 1 or 2, wherein the control module comprises:

radio frequency chip U1, radio frequency chip U1's wired signal output terminal PC4 is control module's first output, radio frequency chip U1's wired signal output terminal PC4 with wired output module electric connection, radio frequency chip U1's wireless signal output terminal PC1 is control module's second output, radio frequency chip U1's wireless signal output terminal PC1 with wireless output module electric connection.

8. The remote control circuit capable of wired transmission of signals according to claim 1 or 2, wherein the wireless output module comprises:

a resistor R3, wherein a first end of the resistor R3 is electrically connected with a second output end of the control module;

a transistor Q1, wherein the base of the transistor Q1 is electrically connected with the second end of the resistor R3, and the emitter of the transistor Q1 is grounded;

the cathode of the infrared emitting diode D1 is electrically connected with the collector of the triode Q1;

a resistor R1, wherein a first end of the resistor R1 is electrically connected to the anode of the IR emitting diode D1, and a second end of the resistor R1 is a power supply end of the wireless output module.

9. A remote control comprising a remote control circuit according to any of claims 1 to 8 capable of wired transmission of signals.

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