TW201913452A - Gesture recognition system - Google Patents

Abstract

The present invention relates to a hand gesture recognition (HGR) system, comprising a main body, a control unit, a hand gesture recognition (HGR) unit, a microphone, a speaker, an earphone unit, and a physiological signal detecting unit. The present invention combines the hardware design of the hand gesture recognition (HGR) system in the prior art for answering an incoming call of a mobile communication device with the earphone unit and the physiological signal detecting device, so as to effectively capture, sense, and recognize the operation commands transmitted by the user's at least one hand gesture, and provide the user having the privacy need to use the Bluetooth earphone to answer the incoming call of the mobile communication device and detect the physiological characteristics of the user's blood oxygen concentration. The answering of incoming call and the function control of the mobile communication device can be carried out without contacting with the mobile communication device. It can indeed achieve the advantages that it can be used at any place, the operation is convenient, the danger is prevented in advance, and the privacy of the call and the driving safety are simultaneously considered.

Description

   Gesture recognition system   

The invention relates to a gesture recognition system, in particular to a gesture recognition system combining Bluetooth earphones and blood oxygen concentration detection technology.

According to press, with the rapid development of science and technology, the importance of smartphones has been closely related to human life. Regardless of work or leisure, smartphones have a place in human life, especially in today's increasingly time-sensitive. Smart phones that improve the convenience of people in handling transactions are an indispensable part of life; in addition, due to social progress, people have more opportunities to go out to negotiate and work, and the time people spend in vehicles is also due to traffic jams or various reasons. There is a possibility of lengthening, so the opportunities for using mobile communication devices in the vehicle will increase a lot; however, the driver talking on the mobile phone while the vehicle is traveling will make the driver lack good control of the steering wheel and cause accidents. Or the possibility of casualties increases; in addition, people in workshops or any place, if their hands are busy (such as pottery or bread making) and cannot answer the phone, they often miss many important messages. Or business.

One of the inventors developed the "Passion Control Modular Device" No. M527575 developed by one of the inventors to solve the above-mentioned problems. This patent is to provide users with at least one hand gesture to answer incoming calls and gestures of mobile communication devices. The control modular device includes a housing, a control module, a gesture recognition module, a wireless transmission module, a microphone, and a speaker; by this, this creation is a gesture control device that integrates a microphone and a speaker, and the user can The use of gesture changes to answer incoming calls of mobile communication devices at any location, mainly through the gesture recognition module to capture, sense and recognize at least one hand posture of the user, allowing the user to answer incoming calls of mobile communication devices at any location, effectively combined with a microphone The modular design of the speaker achieves the advantages of being usable in any location, plug-and-play and reducing the installation cost of the device; although this patent provides users with a modular microphone and speaker for mobile communication The device accepts incoming calls; however, in crowded or noisy usage scenarios, the microphone or speaker installed on the casing will be limited in radio or broadcast effects, and the user will not be able to effectively meet the privacy requirements of the call; therefore, How to effectively use innovative hardware design to allow users to receive calls from mobile communication devices with simple hand gestures anywhere, and also maintain the privacy advantages of calls according to the needs of the situation, still a gesture recognition system Developers and related researchers in related industries need to continue to work hard to overcome and solve the problems.

Now, in view of the fact that the above traditional gesture recognition system still has many shortcomings in actual implementation, the inventor is a tireless spirit, and is improved by the help of its rich professional knowledge and many years of practical experience. Based on this, the invention was developed.

The main purpose of the present invention is to provide a gesture recognition system, especially a gesture recognition system combining Bluetooth headset and blood oxygen concentration detection technology, mainly by using a gesture recognition system that is conventionally used to answer incoming calls of mobile communication devices Combining the hardware design of the earphone unit and the physiological signal detection device, it effectively captures, senses and recognizes the operation commands transmitted by at least one hand posture of the user, providing users with privacy needs to use the Bluetooth headset to answer the mobile communication device Incoming calls and the physiological characteristics of detecting its own blood oxygen concentration can be used to answer incoming calls and control functions of the mobile communication device without touching the mobile communication device. It can be used anywhere, is convenient to operate, and prevents danger in advance Coming, and those who take into account the advantages of both call privacy and driving safety.

In order to achieve the above-mentioned implementation objective, the present inventor proposes a gesture recognition system, which at least includes a main body, a control unit, a gesture recognition unit, a microphone, a speaker, a headphone unit, and a physiological signal detection unit; A first accommodating space is formed inside the main body, and a second accommodating space is recessed outside the main body; the control unit is arranged in the first accommodating space, and the control unit is electrically connected to an action via a wireless communication protocol Communication device; the gesture recognition unit is set in the first accommodating space, the gesture recognition unit includes an image capture module, and a gesture recognition module electrically connected to the image capture module and the control unit, wherein The image capture module captures an image of at least one hand posture of the user outside the main body and sends it to the gesture recognition module. The gesture recognition module is provided with a plurality of reference gestures, and a plurality of reference gestures corresponding to the reference gestures Operation command, the gesture recognition module compares the received hand gesture image with the reference gesture, and when the comparison result is consistent, the gesture recognition module transmits the operation command corresponding to the reference gesture to the control unit to control the mobile communication Device; the microphone is installed in the first accommodating space and is exposed outside the main body, the microphone is electrically connected to the control unit to receive the user's voice and transmitted to the mobile communication device through the control unit; the speaker is provided in the first The accommodating space is exposed outside the main body. The speaker is electrically connected to the control unit to play the caller's voice from the mobile communication device; the earphone unit is hung in the second accommodating space, and the control unit is The wireless communication protocol performs communication between the mobile communication device and the headset unit; the physiological signal detection unit is electrically connected to the control unit, and the physiological signal detection unit detects a physiological signal when the physiological signal exceeds the range of a normal physiological signal The physiological signal detection unit and the mobile communication device respectively generate a warning signal.

The gesture recognition system as described above, wherein the first accommodating space may be further provided with a power supply unit to supply power required by the gesture recognition system.

In the gesture recognition system as described above, the power supply unit is one of a rechargeable battery or an external power supply.

The gesture recognition system as described above, wherein the external power supply uses a USB plug port to connect to an external power supply.

In the gesture recognition system as described above, the control unit is implemented by one of a device such as a microcontroller (Microcontroller Unit, MCU) or a central processing unit (CPU).

The gesture recognition system as described above, wherein the wireless communication protocol is Bluetooth communication, Infrared (IR) communication, Near Field Communication (NFC), Wireless Local Area Network (Wireless Local Area Network, WLAN), Wireless Gigabit Alliance (WiGig), ZigBee, Wireless Universal Serial Bus (Wireless USB), Ultra Wide Band (UWB) or Wireless Fidelity (Wi-Fi), etc. One of these agreements or a combination of two or more.

In the gesture recognition system described above, the image capture module is a camera.

The gesture recognition system as described above, wherein the image capture module is an infrared camera.

The gesture recognition system as described above, wherein the gesture recognition module is built with 9 sets of reference gestures, and 9 sets of operation instructions corresponding to the reference gestures.

The gesture recognition system as described above, wherein the headset unit is a true wireless headset (True Wireless Stereo, TWS).

The gesture recognition system as described above, wherein the earphone unit includes a body for transmitting and receiving wireless signals, and an earpiece, a receiver and a charging module respectively arranged on the body.

As mentioned above, in the gesture recognition system, the second accommodating space may be further provided with a power supply module which is electrically connected to the power supply unit and the charging module respectively to supply power to the charging module.

In the gesture recognition system as described above, the physiological signal detection unit is provided at one of the main body or the earphone unit.

The gesture recognition system as described above, wherein the physiological signal detection unit is a blood oxygen concentration sensor, an electrocardiograph, a blood pressure sensor, a heart rhythm sensor, a body temperature sensor, a respiration rate sensor, or an autonomic nerve One of the devices such as sensors or a combination of two or more.

The gesture recognition system as described above, wherein the physiological signal detection unit may further include a detection module, and a monitoring module and an alarm module electrically connected to the detection module, respectively. The physiological signal of the user is measured and sent to the monitoring module. The monitoring module compares the physiological signal with the normal physiological signal. When the physiological signal exceeds the range of the normal physiological signal, the monitoring module generates a signal to the warning module. And the control unit, the warning module and the mobile communication device respectively generate warning signals according to the signals.

The gesture recognition system as described above, wherein the warning signal is presented in one type or a combination of two or more such as sound, light, image, vibration or electric signal.

In this way, the gesture recognition system of the present invention is mainly by combining the hardware design of the conventional gesture recognition system for answering the incoming call of the mobile communication device with the earphone unit and the physiological signal detection device to effectively capture, sense and recognize The operation instructions transmitted by at least one hand posture of the user provide users with privacy needs to use Bluetooth headsets to receive calls from mobile communication devices, and to detect physiological characteristics of their own blood oxygen concentration, so as not to touch the mobile communication device. The method can be used for incoming call answering and function control of the mobile communication device, and indeed achieves the advantages of being usable in any place, convenient operation, precautionary against the arrival of danger, and taking into account both the privacy of the call and the safety of driving; in addition, the gesture recognition system of the present invention The hardware design of the integrated microphone and speaker is modularized to solve the shortcomings of excessive setup cost and user's inability to install by the on-board gesture control system built in the vehicle driving system. The easy-to-use integrated model configuration achieves the advantage that all vehicles can be used, and improves the safety of using mobile communication devices in driving; furthermore, the gesture recognition system of the present invention provides users with busy hands at any location However, it cannot be used in a hand-held phone call. The user only needs to wave his hand gesture at an appropriate position in front of the infrared camera of the image capture module to effectively answer the incoming call and achieve the advantage of not missing any important information; Finally, the gesture recognition system of the present invention is mainly set by the hardware of the True Wireless Headset (TWS), so that users can choose to use the built-in microphone and speaker of the system to operate the incoming call at the same time, or individually The use of true wireless headsets to maintain call privacy does indeed achieve the advantages of taking into account both call privacy and driving safety.

1‧‧‧ Gesture recognition system

11‧‧‧Main

111‧‧‧ First accommodation space

112‧‧‧Second accommodating space

1121‧‧‧Power supply module

12‧‧‧Control unit

13‧‧‧ Gesture recognition unit

131‧‧‧Image capture module

132‧‧‧ Gesture Recognition Module

1321‧‧‧reference gesture

1322‧‧‧Operation instruction

14‧‧‧Microphone

15‧‧‧speaker

16‧‧‧Headphone unit

161‧‧‧Body

162‧‧‧Earpiece

163‧‧‧ Receiver

164‧‧‧Charging module

17‧‧‧Physiological signal detection unit

18‧‧‧Power supply unit

2‧‧‧Mobile communication device

3‧‧‧Hand posture

Figure 1: Block diagram of the system architecture of a preferred embodiment of the gesture recognition system of the present invention

Fig. 2: Operation block diagram of a gesture recognition unit of a preferred embodiment of the gesture recognition system of the present invention

Figure 3: Schematic diagram of the appearance of a preferred embodiment of the gesture recognition system of the present invention

Fig. 4: Charging block diagram of the earphone unit according to a preferred embodiment of the gesture recognition system of the present invention

In order to facilitate your examination committee to understand the technical features, content, advantages and achievable effects of the present invention, the present invention is described in detail in conjunction with the drawings and in the form of expressions of the embodiments, and the drawings used therein, Its purpose is only for illustration and supplementary description, and may not be the true scale and precise configuration after the implementation of the present invention, so it should not be interpreted and limited to the relationship between the scale and the configuration of the attached drawings, and the scope of the present invention in the actual implementation is limited , He Xianming.

The advantages, technical features, and objectives of the present invention will be described in more detail with reference to the exemplary embodiments and the accompanying drawings to make it easier to understand, and the present invention may be implemented in different forms, so it should not be understood that Limited to the embodiments presented this time, on the contrary, with ordinary knowledge in the technical field, the embodiments provided will make the disclosure more thorough and comprehensive and complete to convey the scope of the present invention, and the present invention will only The scope of the attached patent application is defined.

First of all, please refer to FIG. 1 to FIG. 4, which is a block diagram of the system architecture, a block diagram of the operation of the gesture recognition unit, a schematic diagram of the appearance of the system, and a block diagram of the charging of the earphone unit, according to a preferred embodiment of the gesture recognition system of the present invention. The gesture recognition system 1 of the present invention at least includes: a main body 11, a first accommodating space 111 is formed inside, and a second accommodating space 112 is recessed on the outside of the main body 11; In a preferred embodiment, a first accommodating space 111 is formed inside the main body 11 made of plastic material, and a second accommodating space 112 is recessed at the outer upper end of the main body 11; a control unit 12, Located in the first accommodating space 111, the control unit 12 is electrically connected to a mobile communication device 2 via a wireless communication protocol; in addition, the control unit 12 is a microcontroller (MCU) or a central processing unit (CPU), etc. One of these devices is implemented; furthermore, the wireless communication protocol is Bluetooth communication, infrared communication, near field communication (NFC), wireless local area network (WLAN), wireless gigabit alliance (WiGig), ZigBee, Wireless universal serial bus (Wireless USB), ultra-wideband (UWB) or wireless fidelity (Wi-Fi), one of these protocols or a combination of two or more; in a preferred embodiment of the invention, it is controlled by The control unit 12 implemented in the device form is set in the first accommodating space 111, and the control unit 12 is electrically connected to the mobile communication device 2 through Bluetooth wireless communication, wherein the mobile communication device 2 is preferably a Smart phone; a gesture recognition unit 13 is set in the first accommodating space 111, the gesture recognition unit 13 includes an image capture module 131, and a respectively electrically connected image capture module 131 and control The gesture recognition module 132 of the unit 12, wherein the image capture module 131 captures the image of at least one hand posture 3 of the user outside the main body 11, and transmits to the gesture recognition module 132, the gesture recognition module 132 is provided There are a plurality of reference gestures 1321 and a plurality of operation instructions 1322 corresponding to the reference gesture 1321. The gesture recognition module 132 compares the received hand gesture 3 image with the reference gesture 1321. When the comparison result is consistent, the gesture The recognition module 132 transmits the operation command 1322 corresponding to the reference gesture 1321 to the control unit 12 to control the mobile communication device 2; in addition, the image capture module 131 is a camera, preferably, the image capture module 131 is an infrared camera; furthermore, the gesture recognition module 132 is built with 9 sets of reference gestures 1321, and 9 sets of operation instructions 1322 corresponding to the reference gestures 1321; in a preferred embodiment of the present invention, the image The capture module 131 is an infrared camera, and the gesture recognition module 132 has 9 sets of reference gestures 1321 built in, and each set of reference gestures 1321 represents a corresponding operation command 1322, and the present invention uses only them Five reference gestures 1321 are related to the operation of answering the incoming call of the mobile communication device 2, for example, when the mobile communication device 2 calls, the user can operate the "hand by" within the image capture range of the infrared camera of the image capture module 131 Hand gesture 3 of "waving down", the image capture module 131 captures the image of this hand gesture 3 and transfers it to the gesture recognition module 132. The gesture recognition module 132 compares the received image with the built-in reference Gesture 1321 is compared. When the gesture recognition module 132 matches the hand gesture 3 with the "answer" reference gesture 1321, the gesture recognition module 132 transmits the operation command 1322 corresponding to the "answer" reference gesture 1321 to The control unit 12, the control unit 12 is transferred to the mobile communication device 2 to pick up the incoming call of the mobile communication device 2; similarly, the user can also use the hand gesture 3 of "swing left and right" to correspond to "hang up" The reference gesture 1321 and the operation command 1322 are used to end the call of the mobile communication device 2; in addition, there is a hand gesture 3 of "waving the hand from left to right" to reject the incoming call of the mobile communication device 2, Or use the "posture of finger rotation clockwise" or "counterclockwise rotation of hand" hand gesture 3 to adjust the expansion and reduction of the call volume; however, it must be noted that the type of hand gesture 3 above is for convenience of explanation, It is not limited to the scope of the present invention, and those skilled in the art should know that different types of hand gestures 3 can control the different functions of the mobile communication device 2 and will not affect the actual implementation of the present invention; a microphone 14 , Which is arranged in the first accommodating space 111 and is exposed outside the main body 11, the microphone 14 is electrically connected to the control unit 12, to receive the user's voice to be transmitted to the mobile communication device 2 through the control unit 12; In a preferred embodiment of the invention, the microphone 14 is disposed in the first accommodating space 111 and appears outside the main body 11, and is electrically connected to the mobile communication device 2 through the control unit 12 for user-related use. Hand posture 3 When receiving an incoming call from the mobile communication device 2, the user's voice is received and transmitted to the mobile communication device 2; a speaker 15 is provided in the first accommodating space 111 and appears outside the main body 11; It is electrically connected to the control unit 12 to play the caller's voice from the mobile communication device 2; in a preferred embodiment of the present invention, the speaker 15 is disposed in the first accommodating space 111 and is displayed on the main body 11 Outside, and electrically connected to the mobile communication device 2 through the control unit 12 to play the caller's voice when the user answers the incoming call of the mobile communication device 2 using the relevant hand gesture 3; a headphone unit 16 is attached to In the second accommodating space 112, the control unit 12 performs communication between the mobile communication device 2 and the earphone unit 16 through a wireless communication protocol; in addition, the earphone unit 16 is a true wireless earphone (TWS); furthermore, the earphone Unit 16 includes a body 161 for transmitting and receiving wireless signals, and a separate device The earpiece 162, the receiver 163 and the charging module 164 placed on the body 161; in a preferred embodiment of the present invention, the headset unit 16 presented in the form of a true wireless headset (TWS) is hung on the second receiver It is placed in the space 112, and the connection between the control unit 12 and the mobile communication device 2 is performed by a wireless communication protocol. The earphone unit 16 includes a body 161 for transmitting and receiving wireless signals, and respectively disposed in the body 161 Earpiece 162, receiver 163 and charging module 164; when the mobile communication device 2 calls and the user answers with the hand gesture 3 of "hands waving from bottom to top", the user can use the microphone 14 and The speaker 15 operates simultaneously to answer incoming calls. If the user has a need for a private call, the earphone unit 16 can be picked up in the second accommodating space 112 and plugged into the ear to make a call, while the control unit 12 detects that the charging module 164 leaves After the power supply module 1121 of the second accommodating space 112, the operation of the microphone 14 and the speaker 15 is turned off, and the earpiece 162 and the receiver 163 of the earphone unit 16 are used to play the voice of the caller and the voice of the receiving user; and one The physiological signal detection unit 17 is an electrical connection control unit 12, and the physiological signal detection unit 17 detects a physiological signal. When the physiological signal exceeds the range of a normal physiological signal, the physiological signal detection unit 17 and the mobile communication device 2 respectively generates a warning signal; in addition, the physiological signal detection unit 17 is set at one of the main body 11 or the earphone unit 16 and the like; in addition, the physiological signal detection unit 17 is a blood oxygen concentration sensor, heart One kind or a combination of two or more devices such as electric instrument, blood pressure sensor, heart rhythm sensor, body temperature sensor, respiration rate sensor or autonomic nerve sensor; in addition, the physiological signal detection unit 17 is It may further include a detection module (not shown in the figure), and a monitoring module (not shown in the figure) and a warning module (not shown in the figure) which are electrically connected to the detection module respectively. The system detects the physiological signal and sends it to the monitoring module. The monitoring module compares the physiological signal with the normal physiological signal. When the physiological signal exceeds the range of the normal physiological signal, the monitoring module generates a signal to the warning module. With the control unit 12, the warning module and the mobile communication device 2 respectively generate warning signals according to the signals; furthermore, the warning signals are one type of sound, light, image, vibration or electric signal or a combination of two or more In a preferred embodiment of the present invention, the physiological signal detection unit 17 is a blood oxygen concentration detector, and is provided on the earphone unit 16 to detect the blood oxygen concentration of the user, built in the physiological The detection module of the signal detection unit 17 detects the physiological signal of blood oxygen concentration through the user's skin and transmits it to the monitoring module. The monitoring module then combines the physiological signal of blood oxygen concentration with the built-in normal blood oxygen concentration Comparison of normal physiological signals, when the detected blood oxygen concentration exceeds the range of normal blood oxygen concentration, the monitoring module transmits the signal to the warning module and the control unit 12, then the warning module and The mobile communication device 2 electrically connected to the control unit 12 respectively generates a warning signal of a sound state, that is, the physiological signal detection unit 17 of the blood oxygen concentration detector measures the heme in human blood through the human skin (Hemoglobin) 's aerobic capacity, because the tissues and organs of the human body are maintained by the oxygen provided by the respiratory and circulatory systems, through the detection of the blood oxygen concentration detector in vitro, you can indirectly understand whether the body's oxygen supply Sufficient, if the body's tissues or organs are under a condition of insufficient oxygen for a long time, it will easily lead to the rapid degradation of body functions, and in severe cases there will be a crisis of fainting; therefore, when the user is driving, the blood oxygen concentration detection When the earphone unit 16 of the physiological signal detection unit 17 of the tester is worn on the ear, it can prevent possible damage to the driving safety caused by the decline of body function in advance.

In addition, the first accommodating space 111 may be further provided with a power supply unit 18 for supplying power required by the gesture recognition system 1, wherein the power supply unit 18 is one of devices such as a rechargeable battery or an external power supply, and the external power supply is A USB plug port is used to connect to an external power supply; furthermore, the second accommodating space 112 may be further provided with a power supply module that electrically connects the power supply unit 18 and the charging module 164 to supply power to the charging module 164 1121; In a preferred embodiment of the present invention, the power supply unit 18 in the form of an external power supply is disposed in the first accommodating space 111 to supply power required for replacement of the gesture recognition system 1, wherein the external power supply It is formed by using a USB plug port (not shown in the figure) to connect an external power supply (not shown in the figure); in addition, the power supply unit 18 is also electrically connected to the power supply module 1121 provided in the second accommodating space 112, The power supply module 1121 can contact the charging module 164 of the earphone unit 16 to provide the power required by the earphone unit 16.

Next, in order to enable your reviewer to further understand the purpose, features, and desired effects of the present invention, the following specific practical examples of the gesture recognition system of the present invention are used to further prove that the gesture recognition system of the present invention can be practically applied. Scope, but it is not intended to limit the scope of the invention in any form; when a user wants to answer the incoming call of the mobile communication device 2 on the vehicle, the gesture recognition system 1 of the invention can be installed in the vehicle by using The gesture recognition system for answering the incoming call of the mobile communication device, combined with the hardware design of the earphone unit 16 and the physiological signal detection unit 17, effectively captures, senses and recognizes the operation commands transmitted by at least one hand gesture 3 of the user to provide Users with privacy requirements use Bluetooth headsets to answer incoming calls from mobile communication devices 2 and to detect their own physiological characteristics of blood oxygen concentration, so that they can receive incoming calls from mobile communication devices 2 without touching mobile communication devices 2 With the function control, it can achieve the advantages of being usable in any place, convenient operation, preventing danger in advance, and taking into account the privacy of the call and the safety of driving at the same time; first, prepare a main body 11 in which a first accommodating space is formed inside the main body 11 111, and a second accommodating space 112 is recessed on the outside of the main body 11; then, a control unit 12 is prepared, wherein the control unit 12 is disposed in the first accommodating space 111, and the control unit 12 is via a wireless communication protocol A mobile communication device 2 is electrically connected; then, a gesture recognition unit 13 is prepared, wherein the gesture recognition unit 13 is disposed in the first accommodating space 111, and the gesture recognition unit 13 includes an image capturing module 131, and a The image capture module 131 and the gesture recognition module 132 of the control unit 12 are electrically connected respectively, wherein the image capture module 131 captures an image of at least one hand posture 3 of the user outside the main body 11 and transmits it to Gesture recognition module 132, which is provided with a plurality of reference gestures 1321, and a plurality of operation instructions 1322 corresponding to the reference gestures 1321, the gesture recognition module 132 uses the received hand gesture 3 image and reference Gesture 1321 comparison. When the comparison result is consistent, the gesture recognition module 132 transmits the operation command 1322 corresponding to the reference gesture 1321 to the control unit 12 to control the mobile communication device 2; Then, a microphone 14 is prepared, in which the microphone 14 is disposed in the first accommodating space 111 and appears outside the main body 11. The microphone 14 is electrically connected to the control unit 12 to receive the user's voice and transmit it to the mobile communication device 2 through the control unit 12; Prepare a speaker 15, wherein the speaker 15 is disposed in the first accommodating space 111 and is exposed outside the main body 11, and the speaker 15 is electrically connected to the control unit 12 to play the voice of the caller from the mobile communication device 2; After that, prepare an earphone unit 16, in which the earphone unit 16 is hung in the second accommodating space 112, and the control unit 12 is through wireless communication protocol The communication between the mobile communication device 2 and the earphone unit 16 is scheduled to be performed; finally, a physiological signal detection unit 17 is prepared, wherein the physiological signal detection unit 17 is electrically connected to the control unit 12, and the physiological signal detection unit 17 is detected A physiological signal. When the physiological signal exceeds the range of a normal physiological signal, the physiological signal detection unit 17 and the mobile communication device 2 respectively generate a warning signal; after the hardware device of the gesture recognition system 1 of the present invention is completed, it can be Connect the mobile communication device 2 to the Bluetooth wireless connection of the control unit 12 of the gesture recognition system 1 of the present invention. When the mobile communication device 2 calls, the user can be in the image capture range of the infrared camera of the image capture module 131 Operate the hand gesture 3 of "hands waving from bottom to top", and the image capture module 131 captures the image of this hand gesture 3 and transfers it to the gesture recognition module 132, which recognizes the received image Compared with the built-in reference gesture 1321, when the gesture recognition module 132 matches this hand gesture 3 with the "answer" reference gesture 1321, the gesture recognition module 132 passes the "answer" reference gesture 1321 Operation command 1322 to the control unit 12, the control unit 12 is transmitted to the mobile communication device 2 to pick up the incoming call of the mobile communication device 2; in the same way, the user can also use the hand gesture 3 of "waving the hand left and right" to Corresponding to the "hang up" reference gesture 1321 and operation command 1322 to execute the end of the call of the mobile communication device 2; in addition, if the user has a need for a private call, the headset unit 16 can be picked up from the second accommodation space 112 When the earphone is in conversation, and the control unit 12 detects that the charging module 164 leaves the power supply module 1121 of the second accommodating space 112, the microphone 14 and the speaker 15 are turned off, and the earpiece 162 of the earphone unit 16 is used to receive the call. The device 163 plays the caller's voice and receives the user's voice; the gesture recognition system 1 of the present invention can indeed achieve the advantages of being usable in any location, convenient operation, and taking into account both the privacy of calls and the safety of driving.

It can be seen from the above implementation description that, compared with the prior art, the gesture recognition system of the present invention has the following advantages:

1. The gesture recognition system of the present invention is mainly designed by combining the hardware design of the conventional gesture recognition system for answering the incoming call of the mobile communication device with the earphone unit and the physiological signal detection unit, which is effectively used for acquisition, sensing and recognition The operation instructions transmitted by at least one hand posture of the user are provided to users with privacy needs to use Bluetooth headsets to answer incoming calls of mobile communication devices, and to detect physiological characteristics of their own blood oxygen concentration without contacting the mobile communication devices. It can carry out incoming call answering and function control of the mobile communication device, and indeed achieves the advantages of being able to be used in any place, convenient operation, precautionary against the arrival of danger, and taking into account the privacy of the call and the safety of driving at the same time.

2. The gesture recognition system of the present invention is designed by modularizing the hardware design of the microphone and speaker to solve the excessively high setup cost and the user's inability to install it by the traditional on-board gesture control system built in the vehicle driving system The shortcomings are effectively free of installation procedures and easy-to-use integrated configuration, which can achieve the advantage of being usable by all types of vehicles, and improve the safety of using mobile communication devices in driving.

3. The gesture recognition system of the present invention provides that the user can use the mobile phone at any place but his hands are busy, and the user only needs to wave his hand at an appropriate position in front of the infrared camera of the image capture module Position, you can effectively answer incoming calls and achieve the advantage of not missing any important messages.

4. The gesture recognition system of the present invention is mainly set by the hardware of the true wireless headset, so that the user can choose to use the built-in microphone and speaker of the system to operate the incoming call at the same time, or use the true wireless alone The headset's maintenance of call privacy does indeed achieve the advantages of taking into account both call privacy and driving safety.

In summary, the gesture recognition system of the present invention can indeed achieve the expected use effect through the disclosed embodiments, and the present invention has not been disclosed before the application, and has fully complied with the provisions and requirements of the Patent Law . I filed an application for a patent for invention in accordance with the law, pleaded for the review, and granted the patent.

However, the illustrations and descriptions disclosed above are only preferred embodiments of the present invention, and are not intended to limit the scope of protection of the present invention; those who are familiar with the art, according to the characteristic scope of the present invention, do other things Equivalent changes or modifications should be regarded as not departing from the design scope of the present invention.

Claims (16)

    A gesture recognition system at least includes: a main body, a first accommodating space is formed inside, and a second accommodating space is recessed on the outside of the main body; a control unit is arranged in the first accommodating space In the space, the control unit is electrically connected to a mobile communication device via a wireless communication protocol; a gesture recognition unit is disposed in the first accommodating space, the gesture recognition unit includes an image capture module, and A gesture recognition module electrically connecting the image capture module and the control unit, wherein the image capture module captures an image of at least one hand posture of the user outside the main body and transmits it to the A gesture recognition module, the gesture recognition module is provided with a plurality of reference gestures, and a plurality of operation instructions corresponding to the reference gestures, the gesture recognition module is to receive the received hand gesture image and the reference gestures Comparison, when the comparison result is consistent, the gesture recognition module transmits an operation command corresponding to the reference gesture to the control unit to control the mobile communication device; a microphone is provided in the first accommodation space Internally and externally on the outside of the main body, the microphone is electrically connected to the control unit to receive the voice of the user and transmitted to the mobile communication device through the control unit; a speaker is provided in the first housing Inside the space and outside the main body, the speaker is electrically connected to the control unit to play the caller's voice from the mobile communication device; an earphone unit is hung in the second accommodating space, The control unit performs communication between the mobile communication device and the earphone unit through the wireless communication protocol; and a physiological signal detection unit is electrically connected to the control unit, and the physiological signal detection unit is used for detection When the physiological signal exceeds the range of a normal physiological signal, the physiological signal detection unit and the mobile communication device respectively generate a warning signal.         The gesture recognition system as described in item 1 of the patent application scope, wherein the first accommodating space is further provided with a power supply unit to supply power required by the gesture recognition system.         The gesture recognition system as described in item 2 of the patent application scope, wherein the power supply unit is one of a rechargeable battery or an external power supply.         The gesture recognition system as described in item 3 of the patent application, wherein the external power supply uses a USB port to connect to an external power supply.         The gesture recognition system as described in item 1 of the patent application scope, wherein the control unit is implemented by one of a microcontroller or a central processing unit.         The gesture recognition system as described in item 1 of the patent application scope, wherein the wireless communication protocol is Bluetooth communication, infrared communication, near field communication, wireless local area network, wireless gigabit alliance, Zigbee, wireless universal serial bus , Ultra wideband or wireless fidelity, one of the agreements or a combination of two or more.         The gesture recognition system as described in item 1 of the patent application scope, wherein the image capture module is a camera.         The gesture recognition system as described in item 7 of the patent application scope, wherein the image capture module is an infrared camera.         The gesture recognition system as described in item 1 of the patent application scope, wherein the gesture recognition module is built with 9 sets of reference gestures, and 9 sets of operation instructions corresponding to the reference gestures.         The gesture recognition system described in item 1 of the patent scope, wherein the headset unit is a true wireless headset.         The gesture recognition system as described in item 10 of the patent application scope, wherein the earphone unit includes a body for transmitting and receiving wireless signals, and an earpiece, a receiver and a charging module respectively disposed on the body.         The gesture recognition system as described in item 1 or 2 or 11 of the patent application scope, wherein the second accommodating space is further provided with an electrical connection between the power supply unit and the charging module to perform the charging module Power supply module for power supply.         The gesture recognition system as described in item 1 of the patent application scope, wherein the physiological signal detection unit is provided on one of the main body or the earphone unit.         The gesture recognition system as described in item 13 of the patent application scope, wherein the physiological signal detection unit is a blood oxygen concentration sensor, an electrocardiograph, a blood pressure sensor, a heart rhythm sensor, a body temperature sensor, a breather One or a combination of two or more rate sensors or autonomic nerve sensors.         The gesture recognition system as described in item 14 of the patent application scope, wherein the physiological signal detection unit further includes a detection module, and a monitoring module and an alarm module electrically connected to the detection module respectively , The detection module detects the physiological signal of the user and sends it to the monitoring module, the monitoring module compares the physiological signal with the normal physiological signal, when the physiological signal exceeds the normal physiological signal In the range, the monitoring module generates a signal to the warning module and the control unit respectively, then the warning module and the mobile communication device respectively generate the warning signal according to the signal.         The gesture recognition system as described in item 1 or 15 of the patent application scope, wherein the warning signal is presented in one of a combination of sound, light, image, vibration or electrical signal or a combination of two or more.