CN219802635U

CN219802635U - Gesture recognition control lamp

Info

Publication number: CN219802635U
Application number: CN202322379336.0U
Authority: CN
Inventors: 李明明
Original assignee: Guangdong Zhencheng Holding Group Co ltd
Current assignee: Guangdong Zhencheng Holding Group Co ltd
Priority date: 2023-09-04
Filing date: 2023-09-04
Publication date: 2023-10-03
Anticipated expiration: 2033-09-04

Abstract

The utility model provides a gesture recognition control lamp, which comprises a control panel and a lamp body, wherein a camera and a control circuit board are arranged on the control panel, and a power supply circuit, a camera driving circuit and a main control chip are arranged on the control circuit board; the camera is connected with the main control chip through a camera driving circuit; the power supply circuit is respectively connected with the lamp body, the camera driving circuit and the main control chip; the lamp body comprises a lamp shade and a plurality of lamp beads arranged in the lamp shade, the power input end of each lamp bead is respectively connected with a power supply circuit, and the control end of each lamp bead is respectively connected with a main control chip. The image acquisition and the image identification are completed through the local equipment, calculation is not needed by a network or a cloud server, the privacy of the user can be better protected, and the intelligent use experience of the user is greatly improved.

Description

Gesture recognition control lamp

Technical Field

The utility model relates to the field of intelligent lamps, in particular to a gesture recognition control lamp.

Background

Along with the progress of the current technology, various intelligent products are continuously updated and iterated in China at the beginning of the development of the intelligent household appliances, wherein the intelligent products are the most rapidly developed and widely used intelligent lamps.

In the intelligent lamp, how to adjust the switch, brightness and color of the lamp light in a more humanized and intelligent mode is always the research direction focused by research personnel.

People often have some aspects when using a lamp, such as: the hands are oil stained or the lamp is not visible at night, etc. For the control mode of the common lamp at present, the operation is based on the key, so that the sound is not generated or the distance is too far. These problems are all readily apparent if gesture recognition techniques can be incorporated into the light.

Some gesture recognition control lamps existing in the market need to be used in combination with a camera. During operation, the action image of the user is acquired through the camera, then the action image is uploaded to the cloud server, the cloud server carries out remote recognition and operation, and the light is controlled to be adjusted through the remote controller after recognition is completed. On the one hand, the control mode is seriously dependent on the network transmission environment, and when the network signal is poor, the gesture signal transmission and the light control signal transmission have larger delay and even have the situation of misidentification. On the other hand, the image of the camera is transmitted to the cloud server, so that the privacy of the user is also infringed, and the risk of privacy disclosure exists.

Disclosure of Invention

In view of the foregoing, it is desirable to provide a gesture recognition control lamp that improves the system configuration of gesture recognition control and improves privacy disclosure and insufficient recognition accuracy.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the gesture recognition control lamp comprises a control panel and a lamp body, wherein a camera and a control circuit board are arranged on the control panel, and a power supply circuit, a camera driving circuit and a main control chip are arranged on the control circuit board;

the camera is connected with the main control chip through a camera driving circuit;

the power supply circuit is respectively connected with the lamp body, the camera driving circuit and the main control chip;

the lamp body comprises a lamp shade and a plurality of lamp beads arranged in the lamp shade, the lamp beads are RGB lamp beads, a power input end of each RGB lamp bead is connected with a power supply circuit, and RGB color control ends of each RGB lamp bead are respectively connected with a main control chip.

Further, the 0 th pin of the CSK6002 master chip is connected to the ground; pins 1, 2, 5, 6, 7, 8 and 11 of the main control chip are respectively connected with the camera driving circuit; the 5 th pin and the 14 th pin of the main control chip are respectively connected with a power supply circuit; pins 12, 13 and 18 of the main control chip are respectively connected with RGB color control ends of all RGB lamp beads in the lamp body; pins 5, 14 and 15 of the main control chip are respectively connected to the ground through a capacitor.

Further, the power supply circuit comprises a USB power supply interface, a rechargeable lithium battery, a charging protection unit, a voltage reduction unit and a delay power-on unit;

the USB power supply interface is connected with the rechargeable lithium battery through the charging protection unit, the output end of the rechargeable lithium battery is connected to the power input end of the RGB lamp bead and the input end of the voltage reduction unit respectively, the output end of the voltage reduction unit is connected to the 5 th pin of the main control chip and the input end of the delay power-on unit respectively, and the output end of the delay power-on unit is connected to the 14 th pin of the main control chip.

Further, the charging protection unit comprises an LTH7R chip; the GND pin of the LTH7R chip is connected to the ground; the BAT pin of the LTH7R chip is connected to the positive electrode of the rechargeable lithium battery and is also connected to the ground through a first capacitor; the VCC pin of the LTH7R chip is connected to the VBUS pin of the USB power supply interface through a first resistor and is also connected to ground through a second capacitor; the PROG pin of the LTH7R chip is connected to the ground through a second resistor;

the CC2 pin of USB power supply interface is connected to ground through the third resistance, and the CC1 pin of USB power supply interface is connected to ground through the fourth resistance, and the GND pin of USB power supply interface is connected to ground.

Further, the voltage reducing unit comprises a CL9936A33L5 chip, the VIN pin and the CE pin of the CL9936A33L5 chip are connected to the positive electrode of the rechargeable lithium battery, and the VOUT pin of the CL9936A33L5 chip is connected to the 5 th pin of the main control chip; the GND pin of the CL9936a33L5 chip is connected to ground and also to VOUT pin through a third capacitor and to VIN pin and CE pin through a fourth capacitor.

Further, the delay power-on unit comprises a fifth resistor and a fifth capacitor; one end of the fifth resistor is connected with the VOUT pin of the CL9936A33L5 chip, and the other end of the fifth resistor is connected with the 14 th pin of the main control chip; the fifth capacitor is connected between the other end of the fifth resistor and ground.

Further, a human body induction sensor is also installed on the control panel, and the human body induction sensor is connected with a power supply circuit.

Further, the control panel is also provided with an infrared lamp and a light sensor, and the infrared lamp is connected with a power supply circuit through the light sensor.

Further, a network connection module is also installed in the control panel, and the network connection module is connected with the power supply circuit and the main control chip.

When the gesture recognition control lamp provided by the embodiment of the utility model works, the camera is used for acquiring the gesture image of the user in an off-line manner, and the image recognition processing is carried out in the local main control chip so as to realize the recognition of the gesture of the user, thereby realizing the control of the lamp. The image acquisition and the image recognition are completed through local equipment, calculation is not needed by a network or a cloud server, and the privacy of a user can be better protected.

According to the utility model, non-contact control of lamplight is realized based on gesture recognition of the camera, so that intelligent use experience of a user is greatly improved; in addition, the gesture control of the lamplight is not influenced by the ambient light, the lamplight gesture control device has higher precision and stronger performance, has the advantages of stable recognition quality, small operation amount and high processing speed, and can recognize more complex gestures.

Drawings

Fig. 1 is a block diagram of a circuit structure of a gesture recognition control lamp according to an embodiment of the present utility model.

Fig. 2 is a schematic circuit diagram of a lamp bead of a gesture recognition control lamp according to an embodiment of the present utility model.

Fig. 3 is a wiring diagram of a master control chip of a gesture recognition control lamp according to an embodiment of the present utility model.

Fig. 4 is a wiring diagram of a camera driving circuit of a gesture recognition control lamp according to an embodiment of the present utility model.

Fig. 5 is a schematic circuit diagram of a power supply circuit of a gesture recognition control lamp according to an embodiment of the present utility model.

Detailed Description

The technical scheme of the utility model will be described in detail below with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1, the gesture recognition control lamp provided by the embodiment of the utility model comprises a control panel and a lamp body, wherein a camera and a control circuit board are arranged on the control panel, and a power supply circuit, a camera driving circuit and a main control chip are arranged on the control circuit board.

The camera is connected with the main control chip through a camera driving circuit; specifically, the camera is connected into the control circuit board in a direct-insertion mode and is communicated in an SPI bus communication mode communicated with the main control chip. The camera is used for collecting image signals, converting the collected image signals with pedestrian and gesture outside 2-3 meters into pictures in gif format, and transmitting the pictures to the main control chip for image recognition.

The power supply circuit is respectively connected with the lamp body, the camera driving circuit and the main control chip and is used for supplying power to each functional module.

The main control chip is used for collecting image signals of the camera, locally identifying, analyzing and calculating human shapes and gesture actions in the image signals, and outputting corresponding electric signals to the lamp body according to the identified human shapes and gesture actions so as to control the on-off, brightness and color of the lamp body.

The lamp body is used for carrying out corresponding lighting change according to the electric signal output by the main control chip. The lamp body comprises a lamp shade and a plurality of lamp beads arranged in the lamp shade, the lamp beads are mutually connected in parallel or in series, the power input end of each lamp bead is respectively connected with a power supply circuit, and the control end of each lamp bead is respectively connected with a main control chip.

As shown in fig. 2, in this embodiment, 5 parallel RGB lamp beads are adopted in the lamp body; the power input end VBAT of the RGB lamp bead is connected with a power supply circuit, and the RGB color control end BLUEA, GREENA, REDA of the RGB lamp bead is respectively connected with a main control chip.

Referring to fig. 3, the 0 th pin of the CSK6002 main control chip, which is the type of the main control chip in this embodiment, is connected to the ground; pins 1, 2, 5, 6, 7, 8 and 11 of the main control chip are respectively connected with the camera driving circuit; the 5 th pin and the 14 th pin of the main control chip are respectively connected with a power supply circuit; pins 12, 13 and 18 of the main control chip are respectively connected with RGB color control ends of all RGB lamp beads in the lamp body; pins 5, 14 and 15 of the main control chip are respectively connected to the ground through a capacitor C.

The CSK6002 chip is a model in CSK6 series chips manufactured by Anhui, leaching and intelligent technology, inc., is a low-power consumption small-scene vision AI chip, and is internally integrated with a low-power consumption NPU, ARM, MCU core and rich interface resources. The CSK6002 chip can recognize graphic information such as gestures, figures, faces and the like in a low-power consumption scene, and is widely applied to intelligent lamps, intelligent bathrooms, intelligent panels and the like in an intelligent home scene.

The main specification parameters of the CSK6002 chip are as follows:

1、MCU：ARM star 300MHz

2. NPU: the low-power NPU integrates 128Gops of calculation power, and supports common algorithm application models DNN, CNN and the like;

3. memory: 1MB SRAM,8MB PSRAM,8MB Flash;

4. communication interface: 4UARTSs; I2C/SPI/GPIO;

5. and (3) power supply: support 1.8v or 3.3vIO power; integrating the LDO for core power supply;

6. power consumption data: standby power consumption <1mW; wake-up power consumption <50mW; average power consumption <10mW.

The specific chip types and corresponding manufacturers described above are merely illustrative of the technical scheme of the present utility model as specific embodiments, and should not limit the scope of the present utility model. Besides the chips given in the present embodiment, other chips with similar functions in the prior art can also be used to implement the technical solution of the present utility model; the utility model is implemented by replacing other main control chips with image collection, gesture recognition and light control functions without departing from the concept of the utility model, and the utility model is also included in the protection scope of the utility model.

Further, the power supply circuit in this embodiment adopts two modes of USB power supply and lithium battery charging to supply power to the system. Referring to fig. 3, the power supply circuit includes a USB power supply interface, a rechargeable lithium battery, a charging protection unit, a voltage reducing unit, and a delayed power-on unit;

Specifically, the charging protection unit comprises an LTH7R chip; the GND pin of the LTH7R chip is connected to the ground; the BAT pin of the LTH7R chip is connected to the positive electrode of the rechargeable lithium battery and is also connected to the ground through a first capacitor C1; the VCC pin of the LTH7R chip is connected to the VBUS pin of the USB power supply interface through a first resistor R1 and is also connected to ground through a second capacitor C2; the PROG pin of the LTH7R chip is connected to the ground through a second resistor R2;

the CC2 pin of USB power supply interface is connected to ground through third resistance R3, and the CC1 pin of USB power supply interface is connected to ground through fourth resistance R4, and the GND pin of USB power supply interface is connected to ground.

Further, the voltage reducing unit comprises a CL9936A33L5 chip, the VIN pin and the CE pin of the CL9936A33L5 chip are connected to the positive electrode of the rechargeable lithium battery, and the VOUT pin of the CL9936A33L5 chip is connected to the 5 th pin of the main control chip; the GND pin of the CL9936a33L5 chip is connected to ground and also to VOUT pin through a third capacitor C3 and to VIN pin and CE pin through a fourth capacitor C4.

Further, the delay power-on unit comprises a fifth resistor R5 and a fifth capacitor C5; one end of the fifth resistor R5 is connected with the VOUT pin of the CL9936A33L5 chip, and the other end of the fifth resistor R5 is connected with the 14 th pin of the main control chip; the fifth capacitor C5 is connected between the other end of the fifth resistor R5 and ground.

As an improvement, the control panel is also provided with a human body induction sensor, and the human body induction sensor is connected with a power supply circuit and is used for starting a gesture recognition function of the main control chip after recognizing that a person approaches, so that when no person exists nearby, the gesture recognition control lamp automatically enters a low-power consumption state, and energy sources are saved.

Further, the control panel is also provided with an infrared lamp and a light sensor, and the infrared lamp is connected with a power supply circuit through the light sensor. When the light sensor senses that the ambient light is sufficient, the infrared lamp is kept in a closed state; when the light sensor senses that the surrounding light is insufficient, the infrared lamp can be started, the infrared lamp emits infrared rays to irradiate the object, and the infrared rays are received by the camera after diffuse reflection, so that a video image is formed. Through the infrared lamp, the gesture recognition control lamp can work normally at night or in other scenes with insufficient ambient light, and cannot be influenced by the ambient light.

Further, a network connection module is also installed in the control panel, and the network connection module is connected with the power supply circuit and the main control chip. The network connection module is used for providing remote control access service for a user through a Wi-Fi or Bluetooth remote wireless connection mode, so that the user can remotely control the working state of the lamp through a mobile phone or a tablet and other equipment.

Further, a user setting module is further arranged in the control panel and used for switching between the normal working state and the user setting state of the gesture recognition control lamp, so that the user can perform self-defined setting on the gesture of the control lamp according to own habits or requirements. Specifically, the user can switch the gesture recognition control lamp to a user setting state through the user setting module, and in the working state, the user can associate a user-defined control gesture with a lamp control instruction through the camera. The control instructions include turning on, turning off, dimming, darkening, changing colors, etc. For example, the user may choose to define a "cloth" gesture as on, a "stone" gesture as off, a "thumbs up" as on, a "thumbs down" as off, a "light down" as off, etc. In addition, it is also possible to set such as: an "OK" gesture, a "V" gesture (scissor gesture), i.e., a "V" formed by a combination of an index finger and a middle finger or a V formed by a combination of an index finger and a thumb, a "clockwise circling", "counterclockwise circling", "left to right", "right to left", "top to bottom", and the like. It should be noted that a certain gesture may be combined with any lamp control instruction, and the user may perform customized setting according to personal use habit.

After the setting is completed, the gesture recognition control lamp is switched to a normal working state through the user setting module, and a user can control the lamp through the gesture set by self-definition.

Further, an intelligent control module is further arranged in the control panel. The intelligent control module is used for automatically adjusting the brightness and the color of the lamp according to the daily habits of the user, or automatically adjusting the brightness and the color of the lamp according to the light intensity and the color of the environment by combining the regulation habits of the user on the lamp in the environment state, so that the intelligent control of the gesture recognition control lamp is realized.

In the embodiment of the utility model, the algorithms for image recognition, analysis and control instruction output adopted in the main control chip belong to the prior art, and the automatic adjustment and intelligent control algorithms related to the human body induction sensor, the light sensor and the network connection module also belong to the well-established prior art. The technical scheme of the utility model does not relate to the modification and variation of the algorithm level, and the technical effect of the utility model is realized without depending on the improvement of the algorithm. The utility model is improved in the functional circuit structure of the gesture recognition control lamp and the hardware connection relation between the main control chip and each functional circuit and each sensing device in practical application. Compared with the prior art, the utility model improves the problem of privacy disclosure by arranging the main control chip locally; by arranging the infrared lamp and the light sensor, the image recognition environment is improved, and the problem of insufficient recognition precision is solved.

The foregoing examples illustrate only a few embodiments of the utility model and are described in detail herein without thereby limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims

1. The gesture recognition control lamp is characterized by comprising a control panel and a lamp body, wherein a camera and a control circuit board are arranged on the control panel, and a power supply circuit, a camera driving circuit and a main control chip are arranged on the control circuit board;

2. The gesture recognition control lamp of claim 1, wherein the model of the main control chip is CSK6002, and pin 0 of the main control chip is connected to ground; pins 1, 2, 5, 6, 7, 8 and 11 of the main control chip are respectively connected with the camera driving circuit; the 5 th pin and the 14 th pin of the main control chip are respectively connected with a power supply circuit; pins 12, 13 and 18 of the main control chip are respectively connected with RGB color control ends of all RGB lamp beads in the lamp body; pins 5, 14 and 15 of the main control chip are respectively connected to the ground through a capacitor.

3. The gesture recognition control lamp of claim 2, wherein the power supply circuit comprises a USB power supply interface, a rechargeable lithium battery, a charge protection unit, a voltage step-down unit, and a delayed power-up unit;

4. The gesture recognition control lamp of claim 3, wherein the charge protection unit comprises an LTH7R chip; the GND pin of the LTH7R chip is connected to the ground; the BAT pin of the LTH7R chip is connected to the positive electrode of the rechargeable lithium battery and is also connected to the ground through a first capacitor; the VCC pin of the LTH7R chip is connected to the VBUS pin of the USB power supply interface through a first resistor and is also connected to ground through a second capacitor; the PROG pin of the LTH7R chip is connected to the ground through a second resistor;

5. The gesture recognition control lamp of claim 4, wherein the voltage step-down unit comprises a CL9936a33L5 chip, the VIN and CE pins of the CL9936a33L5 chip are connected to the positive pole of the rechargeable lithium battery, and the VOUT pin of the CL9936a33L5 chip is connected to the 5 th pin of the main control chip; the GND pin of the CL9936a33L5 chip is connected to ground and also to VOUT pin through a third capacitor and to VIN pin and CE pin through a fourth capacitor.

6. The gesture recognition control lamp of claim 5, wherein the delayed power-up unit comprises a fifth resistor and a fifth capacitor; one end of the fifth resistor is connected with the VOUT pin of the CL9936A33L5 chip, and the other end of the fifth resistor is connected with the 14 th pin of the main control chip; the fifth capacitor is connected between the other end of the fifth resistor and ground.

7. The gesture recognition control lamp of any one of claims 1-6, wherein a human body induction sensor is further mounted on the control panel, and the human body induction sensor is connected with a power supply circuit.

8. The gesture recognition control lamp of claim 7, wherein the control panel is further provided with an infrared lamp and a light sensor, and the infrared lamp is connected with a power supply circuit through the light sensor.

9. The gesture recognition control lamp of claim 8, wherein a network connection module is further installed in the control panel, and the network connection module is connected with a power supply circuit and a main control chip.