CN103280093B - A kind of radio frequency with angle spinfunction turns infrared transmitter - Google Patents

Abstract

The invention discloses a radio frequency-to-infrared transmitter with an angle rotation function, which is mainly composed of a microprocessor, an infrared receiving module, an infrared learning module, an infrared coding storage module, a radio frequency receiving module and an infrared transmitter electrically connected to the microprocessor. The launch module is composed of, and the feature is that an angle rotation module is also connected to the microprocessor. The invention is not only simple in structure, but also low in cost, and can also rotate, thereby improving the sensitivity of remote control and avoiding dead angles of remote control, so it is suitable for popularization and use.

Description

A radio frequency to infrared transmitter with angle rotation function

technical field

The invention relates to a radio frequency-to-infrared transmitter, in particular to a radio frequency-to-infrared transmitter with an angle rotation function.

Background technique

With the development of technology and the improvement of material living standards, people's demand for improving the quality of life is becoming stronger and stronger, especially for the improvement of the home environment, and the smart home (digital home) industry is booming, especially in recent years. With the intelligentization of home appliances and home decoration products, the realization technology of smart home is also more advanced, and the user experience has been greatly improved. However, most home appliances still use traditional infrared remote controllers, making it more difficult for smart home systems to control home appliances, and the replacement cycle of home appliances ranges from a few years to more than ten years. Ordinary families are enjoying the convenience brought by smart homes. In addition to the uniqueness, there is also the need to retain the original home appliances and freely choose the brand of home appliances, so there are more and more RF-to-IR transponders. Since the placement of home appliances is basically fixed, in view of the fact that the infrared remote control must be used within the visual range, a single RF-to-IR transponder cannot achieve full control, and even if it can be controlled, sometimes it is difficult to have good remote control sensitivity.

Contents of the invention

The purpose of the present invention is to overcome the defect that the current RF-to-infrared transmitter used to control household appliances cannot realize full control, even if it can be controlled, sometimes it is difficult to have good remote control sensitivity, and to provide a device that is not only simple in structure, but also low in cost The RF-to-IR transmitter with angle rotation function can be rotated to improve the sensitivity of the remote control and avoid the dead angle of the remote control.

The object of the present invention is achieved through the following technical solutions: a radio frequency-to-infrared transmitter with angle rotation function, mainly composed of a microprocessor, an infrared receiving module electrically connected to the microprocessor, an infrared learning module, and an infrared code storage module, a radio frequency receiving module and an infrared emitting module, and an angle rotation module is also connected to the microprocessor.

In order to save the angle data when the angle rotation module operates, an angle data storage module connected with the microprocessor and the angle rotation module is also provided on the microprocessor.

In order to facilitate the horizontal rotation of the transmitter of the present invention, the angle rotation module includes a horizontal drive motor connected to a microprocessor and an angle data storage module.

In order to facilitate the vertical rotation of the transmitter of the present invention, the transmitter can realize the rotation of the angle in the three-dimensional space after the rotation of the horizontal direction and the vertical direction, so that the present invention can avoid the remote control dead angle as much as possible, and the angle rotation module It also includes a vertical drive motor connected with the microprocessor and the angle data storage module.

In order to meet the requirements, the horizontal driving motor is an electric control motor.

In order to better realize the present invention, the vertical drive motor is also an electric control motor.

In order to ensure the effect, a power supply module is also electrically connected to the microprocessor.

Compared with the prior art, the present invention has the following advantages and beneficial effects:

(1) The microprocessor of the present invention is also connected with an angle rotation module, through which the direction and angle of the emitter of the present invention can be rotated, so that the infrared emission module of the present invention can pass through different directions and angles to the receiver Controlled household appliances can send control signals, so the remote control dead angle can be avoided as much as possible, and the remote control sensitivity can be improved.

(2) The microprocessor of the present invention is also equipped with an angle data storage module that is connected to the microprocessor and the angle rotation module, so that the transmitter of the present invention can send the optimal angle data of the control information to the controlled household appliances. Save, so that the microprocessor can directly retrieve the optimal angle data information from the angle data storage module when the household appliance is remotely controlled next time, and then control the angle rotation module to adjust the transmitter to the optimal angle. After the horizontal drive motor and the vertical drive motor cooperate, the emitter of the present invention can be rotated arbitrarily in three-dimensional space, so that the infrared emitting module can send control signals to the controlled household appliances through different angles, so it can Avoid remote control dead angle as much as possible, that is, improve the sensitivity of the remote control.

(3) Both the horizontal drive motor and the vertical drive motor of the present invention are electronically controlled motors. The electronically controlled motor has a high rotational speed and high sensitivity, which can ensure that the entire control process is completed within 1 second. Small, so as to ensure a good appearance and user experience.

(4) The microprocessor of the present invention is also electrically connected with an infrared learning module and an infrared coding storage module connected with the infrared learning module, through which the infrared learning module can learn the relevant data information of a plurality of different types of household appliances , and store the relevant data information of the plurality of different types of household appliances in the infrared coded storage module, so that it is convenient to use the transmitter of the present invention to remotely control a plurality of different types of household appliances, so it is convenient for the user to carry out various types of household appliances at home centralized control.

(5) The microprocessor of the present invention is also electrically connected to a power supply module, which is convenient for converting AC mains power into DC power through the power supply module, thereby providing electric energy for each module in the transmitter of the present invention.

Description of drawings

Fig. 1 is a structural block diagram of the present invention.

detailed description

Below in conjunction with embodiment the present invention is described in further detail:

Example

As shown in Figure 1, the transmitter of the present invention is mainly composed of a microprocessor, which is used to process the control information of various remote control household appliances, and control each module to perform corresponding actions, so that the remote control household appliances make corresponding actions. Reaction. What the microprocessor in this embodiment uses is one-chip computer. In order to facilitate the use of radio frequency signals to control household appliances, to overcome the shortcomings of using a single infrared signal for remote control, a radio frequency receiving module is also provided on the microprocessor, and the radio frequency receiving module is electrically connected to the microprocessor. The radio frequency receiving module can receive the radio frequency control signal sent by the radio frequency signal input device.

The radio frequency signal input device of the present invention includes a radio frequency remote control, and equipment capable of sending radio frequency control signals through Bluetooth, 2.4G, Zigbee, Wifi, RF433, etc., and the equipment can be mobile phones, tablet computers, set-top boxes, televisions, etc. . When it is necessary to operate household appliances by remote control, you only need to input control instructions to control the actions of household appliances through the RF signal input device, and the RF signal input device will send the control instructions to the RF receiving module in the form of RF signals, and the RF receiving module receives the RF signals The signal is then sent to the microprocessor.

In order to use infrared signals to send control instructions to the household appliances, thereby facilitating the control of the actions of the household appliances, an infrared emitting module is also electrically connected to the microprocessor. After the microprocessor receives the radio frequency control signal sent by the radio frequency receiving module, it first converts the radio frequency signal into an infrared signal, and then sends the control instruction of the infrared signal to the infrared emission module, and the infrared emission module directly directs the control instruction Send it to the remote control home appliance, so that the home appliance responds accordingly. Receive the radio frequency control signal through the radio frequency receiving module, then convert the radio frequency control signal received by the radio frequency receiving module into an infrared control command through the microprocessor, and send the infrared control command to the controlled household appliance through the infrared transmitting module, thereby The remote control of household appliances by radio frequency signal is realized.

In order to enable the transmitter of the present invention to rotate the angle, the infrared emitting module of the present invention can transmit signals from various angles when sending infrared signals to control the actions of the household appliances, thereby avoiding remote control dead angles as much as possible and improving remote control. Sensitivity, an angle rotation module is also connected on the microprocessor. The angular rotation module of the present invention includes a horizontal drive motor that enables the launcher of the present invention to rotate in the horizontal direction, the horizontal drive motor is an electric control motor, and the electric control motor is electrically connected to a microprocessor. The electric control motor has high rotational speed and high sensitivity, which can ensure that the entire control process is completed within 1 second. At the same time, the electric control motor is small in size and low in noise, thereby ensuring good appearance and user experience.

In order to better avoid remote control dead angles and improve remote control sensitivity, the angle rotation module also includes a vertical drive motor that enables the transmitter of the present invention to rotate in the vertical direction, and the vertical drive motor is also an electric control motor, and the The electronically controlled motor is also electrically connected to the microprocessor. After the horizontal drive motor and the vertical drive motor cooperate, the emitter of the present invention can be rotated arbitrarily in three-dimensional space, so that the infrared emitting module can send control signals to the controlled household appliances through different angles, so it can Avoid remote control dead angle as much as possible, that is, improve the sensitivity of the remote control.

In order to save the best angle data of the infrared emission module adjusted by the horizontal drive motor and the vertical drive motor to transmit the infrared control signal to the controlled household appliance, so that the next time the control signal is sent to the household appliance The transmitter of the invention is adjusted to the optimum angle, and an angle data storage module is electrically connected to the microprocessor, and the angle data storage module is also electrically connected to the horizontal drive motor and the vertical drive motor respectively. The best angle data is stored in the angle data storage module, and when the household appliance is remotely controlled again, the microprocessor directly retrieves the best angle data from the angle data storage module, and controls the horizontal drive motor and the vertical drive motor action, and then directly adjust the emitter of the present invention to the best angle position, so as to make the signal of the control information sent by the infrared emitting module to the controlled household appliances the strongest.

When using the angle rotation module of the present invention to adjust the angle of the transmitter of the present invention, the angle adjustment information is input through the button for inputting the rotation angle of the transmitter on the radio frequency signal input device. After the microprocessor receives the angle adjustment information through the radio frequency receiving module, it controls the corresponding horizontal drive motor or/and vertical drive motor to adjust the angle of the transmitter, so that the transmitter can be as close as possible to the remote control of the controlled household appliances in the visual state. Align the window, and then confirm the remote control effect through the RF signal input device. If the remote control effect is ideal, the angle data information is saved to the angle data storage module after being confirmed by the radio frequency signal input device; The angle value of the control signal sent by the household appliance.

For ease of use, an infrared receiving module, an infrared learning module and an infrared code storage module are electrically connected to the microprocessor, and the infrared learning module and the infrared code storage module are electrically connected to each other. When controlling a household appliance for the first time, it is necessary to send a learning instruction to the microprocessor through a radio frequency input device. After receiving the learning instruction, the microprocessor controls the infrared learning module to start the learning function. The infrared receiving module receives the infrared signal transmitted by the learned remote control and transmits it to the microprocessor, and then the microprocessor captures the jump edge of the carrier wave, and downloads the cycle of the wave and the waveform characteristic information of the infrared signal through the record of the infrared learning module. Real-time infrared learning coding is performed, and the corresponding coding information is stored in the infrared coding storage module. When in use, the input devices of different types of household appliances will be matched with the optimal angle information stored in the angle data storage module and the infrared code information stored in the infrared code storage module, so as to send control instructions to the corresponding household appliances through the radio frequency input device , so as to use the present invention to remotely control a plurality of different types of household appliances.

On the one hand, the infrared receiving module can be used to receive the infrared remote control signal of the controlled household appliance when the radio frequency signal is used to remotely control the household appliance for the first time, so that after the infrared learning module learns the infrared remote control signal, it can learn and encode the infrared remote control signal, Then the coded information is stored in the infrared coded storage module, so that the infrared coded information of the different household appliances can be matched with the radio frequency control signal during use, so that the remote control of different kinds of household appliances can be facilitated. At the same time, the infrared receiving module can also receive infrared signals sent by the input device emitting infrared signals and remotely control the actions of household appliances. The input device emitting infrared signals can be a remote control or other devices capable of emitting infrared signals , the infrared control signal can be sent to the infrared receiving module through the input device. After the infrared receiving module receives the infrared control signal sent by the input device emitting the infrared signal, the infrared receiving module sends the infrared control signal to the microprocessor. The microprocessor directly sends the infrared control signal to the infrared emission module, and the infrared emission module sends the infrared control signal to the controlled household appliances, and the corresponding household appliances make corresponding actions. The process of inputting infrared signals to control the actions of household appliances is the same.

In order to facilitate the supply of required DC power to the transmitter of the present invention, a power supply module is also electrically connected to the microprocessor. The power supply module is used to convert AC mains power into DC power, so as to provide power for each module of the transmitter of the present invention.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present invention should be included in the protection of the present invention. within range.

Claims (4)

1. a radio frequency with angle spinfunction turns infrared transmitter, comprise microprocessor, the infrared receiving module be all electrically connected with this microprocessor, infrared learning module, infrared coding memory module, Receiver Module and infrared transmission module, it is characterized in that: on described microprocessor, be also connected with angle rotary module, described microprocessor is also provided with the angle-data memory module be connected with this microprocessor and angle rotary module, described microprocessor is connected with angle rotary module, described angle rotary module comprises horizontal drive motor or/and vertical drive motor, microprocessor controls corresponding horizontal drive motor after receiving this angular setting information by Receiver Module or/and the angle of vertical drive motor adjustment transmitter, under visual state, make this transmitter aim at the remote control window of controlled household electrical appliance as far as possible, then confirm remote control effect by radiofrequency signal input media, if remote control is satisfactory for result, after being confirmed by described radiofrequency signal input media, this angle-data information is saved to angle-data memory module, if remote control effect is undesirable, then again by the angle of input media adjustment transmitter, till finding the angle value being applicable to transmitting control signal to controlled household electrical appliance.

2. turn infrared transmitter according to a kind of radio frequency with angle spinfunction according to claim 1, it is characterized in that: described horizontal drive motor is electronically controlled motor.

3. turn infrared transmitter according to a kind of radio frequency with angle spinfunction according to claim 1, it is characterized in that: described vertical drive motor is electronically controlled motor.

4. turn infrared transmitter according to a kind of radio frequency with angle spinfunction described in any one of claims 1 to 3, it is characterized in that: on described microprocessor, be also electrically connected with power module.