TW201822134A - Physiological sensor system for distinguishing personal characteristic - Google Patents

Abstract

The physiological sensor system includes a human-computer interaction system, and a detector. The human-computer interaction system has a head mounted apparatus including a display device, a processing device, and a stored device. The detector detects at least one physiological characteristic of the wearer. The processing device receives the physiological characteristic of the wearer and compares the physiological characteristic of the wearer with a plurality of the biometric data of users whose identity are known. The biometric data of users are stored by the stored device. When the physiological characteristic of the wearer is same with at least one the biometric data of the user, the processing device determines that the wearer's identity is verified, the processing device transmits at least one of the video content signals, according to the physiological characteristic of the wearer to the display device and the display device displays the video content signal.

Description

 User physiological sensing system capable of distinguishing physiological characteristics of users  

The present invention relates to a user physiological sensing system that can distinguish physiological characteristics of a user.

Smart phone, tablet and other terminal devices with display screens combined with head-mounted display devices to view multi-dimensional video, experience virtual reality games, and watch virtual tourist attractions have become the focus of global market. The head-mounted display device can cover most of the viewer's view angle by means of the head wear, thereby realizing the virtual reality environment and improving the feeling of being in the environment. At the same time, with the head position tracking and positioning device, the display content of the viewer is changed by the capture of the viewer's viewpoint position, thereby creating an immersive sense of interaction and experience.

In the field of wearable devices, the head-mounted display device usually uses a combination of letters and digits as a means of recognizing the identity of the user, and it is inconvenient to use the operator to wave the letters and digits on the virtual keyboard in the air. Very laborious. On the other hand, the head-mounted display device lacks the initiative to recognize and interact with the user's body language and emotional reaction caused by the user watching the movie or experiencing the game, so that the user is not completely in the interaction. Feeling and experience.

In order to solve the problems in the prior art, the present invention discloses a user physiological sensing system, which includes a physiological sensing device, a head mounted device, a processing device, and a data storage device. The processing device, the data storage device and the physiological sensing device are all disposed in the head mounted device. When the user fixes the head mounted device to the head, the physiological sensing device can detect the physiological signal of the at least one user and transmit the physiological signal to the processing device, and the processing device stores the physiological signal of the user in the data. The plurality of physiological identification signals of the storage device are compared.

The head mounted device further includes a display device connected to the processing device, the data storage device further storing a plurality of video and audio signals, the processing device capable of generating a detection signal by comparing the physiological signal of the user and the physiological identification signal, the processing The device is responsive to the detection signal and transmits at least one of the video signals corresponding to the detection signal to the display device.

According to another embodiment of the invention, the processing device and the data storage device are disposed external to the head mounted device. The processing device, the data storage device and the head mounted device can transmit the physiological signal, the physiological identification signal and the video signal of the user by using a wireless communication or a wired connection.

According to another embodiment of the present invention, the physiological sensing device is a separate device disposed outside the head mounted device and is fixed to the user's body by wearing. The physiological sensing device and the head mounted device can communicate the physiological signal of the user by using a wireless communication or a wired connection.

According to another embodiment of the present invention, the physiological sensing device can detect at least one physiological signal of the user and transmit the physiological signal to the processing device, and the processing device stores the physiological signal of the user and the data stored in the data storage device. The physiological identification signals are compared. The processing device can determine the current emotional state of the user by using the comparison between the physiological signal of the user and the physiological identification signal.

100‧‧‧ User physiological sensing system of the first embodiment

102‧‧‧Signal Analysis System

1021‧‧‧ head mounted device

1022‧‧‧Fixed devices

1023‧‧‧Display device

1024‧‧‧ optical system

1025‧‧‧Processing device

1026‧‧‧ data storage device

104‧‧‧Physical sensing device

106‧‧‧ User's physiological signal

108‧‧‧ audio and video signals

200‧‧‧User physiological sensing system

2021‧‧‧ head mounted device of the second embodiment

2025‧‧‧Processing device

2026‧‧‧Data storage device

206‧‧‧ User's physiological signal

208‧‧‧ audio and video signals

300‧‧‧User physiological sensing system of the third embodiment

3021‧‧‧ head mounted device

304‧‧‧Physical sensing device

306‧‧‧ User's physiological signal

308‧‧‧ audio and video signals

400‧‧‧ User physiological sensing system of the fourth embodiment

4025‧‧‧Processing device

4026‧‧‧Data storage device

404‧‧‧Physical sensing device

406‧‧‧ User's physiological signal

4082‧‧‧ audio and video signals

4084‧‧‧ audio and video signals

500‧‧‧Fourth embodiment implementation flow chart

600‧‧‧User physiological sensing system of the fifth embodiment

6021‧‧‧ head mounted device

6022‧‧‧Fixed devices

6023‧‧‧Display device

6024‧‧‧Optical system

60242‧‧‧ lens

6025‧‧‧Processing device

6026‧‧‧ data storage device

604‧‧‧Physical sensing device

606‧‧‧ User's physiological signal

608‧‧‧ audio and video signals

Figure 1 is a schematic illustration of a user's physiological sensing system in accordance with a first embodiment of the present invention.

Fig. 2 is a cross-sectional view taken along line A-A' of Fig. 1 of the physiological sensing system of the user according to the first embodiment of the present invention.

Fig. 3 is a view showing the state of use of the physiological sensing system of the user according to the first embodiment of the present invention.

Fig. 4 is a view showing the state of use of the physiological sensing system of the user according to the second embodiment of the present invention.

Fig. 5 is a view showing the state of use of the physiological sensing system of the user according to the third embodiment of the present invention.

Fig. 6 is a view showing the state of use of the physiological sensing system of the user according to the fourth embodiment of the present invention.

Figure 7 is a flow chart showing the implementation of the physiological sensing system of the user according to the fourth embodiment of the present invention.

Figure 8 is a schematic illustration of a physiological sensing system of a user in accordance with a fifth embodiment of the present invention.

Fig. 9 is a view showing the state of use of the physiological sensing system of the user according to the fifth embodiment of the present invention.

Fig. 10 is a view showing the state of use of the physiological sensing system of the user according to the sixth embodiment of the present invention.

Fig. 11 is a view showing the state of use of the physiological sensing system of the user according to the seventh embodiment of the present invention.

The present invention is provided with a detailed description of the inventive subject matter, and although several embodiments are described, it is to be understood that the inventive subject matter is not limited to any one embodiment, and many alternatives, modifications and equivalents are included. In addition, while numerous specific details are set forth in the following description in order to provide a thorough understanding of the inventive subject matter, some embodiments may be practiced without some or all of these details. Moreover, for the sake of clarity, certain technical materials known in the related art are not described in detail to avoid unnecessarily obscuring the inventive subject matter.

1 is a front elevational view of a first embodiment of a user physiological sensing system 100 that includes a signal analysis system 102 and a physiological sensing device 104. The signal analysis system 102 includes a head mounted device 1021 that can be secured to a user's head using a fixture 1022 coupled to the head mounted device 1021.

2 is a cross-sectional view of the first embodiment of the user physiological sensing system 100 taken along line AA' of FIG. 1. The signal analysis system 102 further includes a processing device 1025 and a data storage device 1026. The device 1021 also includes a display device 1023 and an optical system 1024. In the first embodiment, the processing device 1025 and the data storage device 1026 are disposed inside the head mounted device 1021, and the processing device 1025 is connected to the display device 1023. When the user fixes the head mounted device 1021 to the user's head by using the fixing device 1022, one end of the optical system 1024 can correspond to the user's eyes, and the other end portion is opposite to the display device 1023, so that the user can The image or image played by the display device 1023 is clearly seen through the focal length adjustment of the optical system 1024. The data storage device 1026 can receive and store the physiological signals, the plurality of physiological identification signals, and the plurality of audio and video signals detected by the physiological sensing device 104. In another embodiment, the head mounted device 1021 does not have the optical system 1024, and the user does not need to directly see the clear image or image played by the display device 1023 through the optical system 1024, or by using The vision correction device (eg, glasses, contact lenses) worn by the user himself sees a clear image or image played by the display device 1023.

The display device 1023 is configured to receive and play the video signal. The display device 1023 can be a display screen, a display screen having a function of playing an audio signal, or an electronic device having a function of playing an image or an audio signal, and the display screen can be, but not limited to, a liquid crystal display, a liquid crystal panel or a plasma display. The device can be, but is not limited to, a smart phone or tablet. The video signal is stored in the data storage device 1026. Any one of the video signals includes at least one of the following: an image signal, an audio signal, a user preference setting signal, a user interaction interface signal, and the combination thereof. The video signal may be the data stored in the data storage device 1026 of the user's physiological sensing system 100, or the user's physiological sensing system 100 may be loaded and stored by using an external server connected by wireless communication or wired transmission. To the data storage device 1026, the video signal may be configured by the user according to his or her preference, and the user's physiological sensing system 100 is used to set the user's preferred image, audio, user interaction interface, and the combination and generate the user. The preference setting signal is generated by the user preference setting signal in combination with the image signal, the audio signal or the user interaction interface signal and stored in the user physiological sensing system 100. In at least one embodiment, the video signal is used by the user to set the user's preferred video signal, audio signal, user interaction interface, and the combination according to the current emotional state of the user. The user preference setting signal is generated by the user preference setting signal in combination with the image signal, the audio signal or the user interaction interface signal and stored in the user physiological sensing system 100.

The processing device 1025 is connected to the display device 1023 and the data storage device 1026, and configured to receive the physiological signal of the user and compare the similarity between the physiological signal of the user and the physiological identification signal to generate a detection signal. The processing device 1025 can transmit at least one of the video signals corresponding to the detection signal to the display device 1023 in response to the detection signal. The physiological identification signal is a physiological signal of a user whose identity has been authenticated or a physiological signal of a user whose emotional state has been identified. The physiological identification signal may be the data originally stored in the data storage device 1026 of the user's physiological sensing system 100, or the user physiological sensing system 100 may be loaded and stored by using an external server connected by wireless communication or wired transmission. To the data storage device 1026. The physiological signals of the authenticated user and the physiological signals of the user whose emotional state has been identified may be, but are not limited to, an electrocardiogram, an electroencephalogram, a heartbeat, a heart sound, a blood pressure, a blood oxygen, an odor, an intraocular pressure, and a limb. Or facial movements, iris images, facial images, and combinations of the above.

The data storage device 1026 can store the physiological signal of the user detected by the physiological sensing device 104, a plurality of the physiological identification signals, and a plurality of the audio and video signals.

The physiological sensing device 104 is configured to detect a physiological signal of the user. The physiological sensing device 104 can be, but is not limited to, a microneedle array device, a light sensor, a metal electrode, a microphone, a pressure sensor, an iris recognition device, and combinations thereof. In the first embodiment, the physiological sensing device 104 is disposed on the head mounted device 1021 and connected to the processing device 1025. The physiological signals of the user may be, but are not limited to, an electrocardiogram, an electroencephalogram, a heartbeat, a heart sound, a blood pressure, a blood oxygen, an odor, an intraocular pressure, a limb or facial motion, an iris image, a facial image, and combinations thereof. In at least one embodiment, the physiological sensing device 104 further includes a first communication component capable of transmitting the physiological signal of the user, and the headset 1021 further includes a second communication component coupled to the processing device 1025. The physiological signal of the person can be transmitted to the second communication component by wireless communication technology, and the second communication component can receive the physiological signal of the user and transmit it to the processing device 1025.

3 is a schematic diagram of an implementation state of the first embodiment of the user physiological sensing system 100. In the first embodiment, the processing device 1025, the data storage device 1026 and the physiological sensing device 104 are all disposed in the head mounted device 1021. When the user fixes the head mounted device 1021 to the head, the physiological sensing device 104 can detect the physiological signal 106 of at least one user and transmit the physiological signal 106 to the processing device 1025, and the processing device 1025 transmits the physiological signal of the user. 106 is compared with a plurality of the physiological identification signals stored in the data storage device 1026, and generates a detection signal. In another embodiment, the processing device 1025 can analyze the physiological signal 106 of the user and extract one or more feature points and multiples of the physiological signal 106 of the user by using a data analysis method, such as Fourier transform. The physiological identification signal is compared.

If the physiological signal 106 of the user does not match the physiological identification signal, indicating that the identity of the current user has not been authenticated, the processing device 1025 searches for the detection signal generated according to the comparison result. A plurality of the audio and video signals 108 corresponding to the physiological identification signal of the user's physiological signal 106 in the data storage device 1026, and the video signal 108 is transmitted to the display device 1023 for the user to select the preferred video signal 108. Or the user adjusts the video signal 108 or sets the user's preferred image by using the physiological sensing system 100 according to his or her preference, and generates a new user preference setting signal, the new user preference setting. The signal combines the image signal, and the audio signal generates a new video signal and is stored in the data storage device 1026.

If the physiological signal 106 of the user matches the at least one physiological identification signal, indicating that the identity of the current user has been authenticated, the processing device 1025 can utilize the physiological signal 106 of the user and the physiological Identifying the signal, determining the identity of the user, and generating the detection signal corresponding to the identity of the user, the processing device 1025 searches for the physiology of the user in the data storage device 1026 based on the detection signal generated by the comparison result. The signal 106 corresponds to at least one of the video signal 108 corresponding to the physiological identification signal, and is transmitted to the display device 1023 to play the video signal 108 to the user.

4 is a schematic diagram of an implementation state of a second embodiment of a user physiological sensing system 200. The second embodiment is similar to the first embodiment in that the processing device 2025 and the data storage device 2026 are not disposed inside the head mounted device 2021, but are independent devices disposed outside the head mounted device 2021. The processing device 2025, the data storage device 2026 and the head mounted device 2021 can transmit the physiological signal 206, the physiological identification signal and the video signal 208 of the user by using a wireless communication or a wired connection. The wireless communication can be, but is not limited to, a hotspot (Wi-Fi), infrared wireless transmission technology, Bluetooth wireless transmission technology or other wireless transmission signals.

FIG. 5 is a schematic diagram of an implementation state of a third embodiment of the user physiological sensing system 300. The third embodiment is similar to the first embodiment in that the physiological sensing device 304 is a separate device disposed outside the head mounted device 3021 and is fixed to the user's body by wearing means. The physiological signal 306 of the user can be transmitted between the physiological sensing device 304 and the head mounted device 3021 by wireless communication or wired connection. The wireless communication can be, but is not limited to, a hotspot (Wi-Fi), infrared wireless transmission technology, Bluetooth wireless transmission technology, or other wireless transmission signal communication method.

FIG. 6 is a schematic diagram showing an implementation state of a fourth embodiment of the user physiological sensing system 400. The fourth embodiment is similar to the first embodiment in that the physiological sensing device 404 can detect at least one physiological signal 406 of the user and transmit the physiological signal 406 to the processing device 4025. The processing device 4025 transmits the physiological signal of the user. 406 is compared with a plurality of the physiological identification signals stored in the data storage device 4026, and generates a detection signal. The processing device 4025 can determine the emotional state of the user by using the comparison result between the physiological signal 406 of the user and the physiological identification signal, and generate the detection signal corresponding to the emotional state of the user. The processing device 4025 is responsive to the detection signal and transmits at least one of the video signal 4082 corresponding to the detection signal to the display device 4023. In at least one embodiment, the physiological sensing device 404 can also detect the physiological signal 406 of the user discontinuously or continuously. The processing device 4025 can utilize the ratio of the physiological signal 406 of the user to the physiological identification signal. To determine whether the user's emotional state has changed and to select and transmit the video signal 4084 corresponding to the changed user's emotional state to the display device 4023, the play is presented to the user. The non-continuous detection can be a fixed period of time, such as one minute, one quarter of an hour or one hour, or it can be a user's own measurement of the discontinuity measured by the user's physiological sensing system 400.

FIG. 7 is a flow diagram 500 of an implementation of a fourth embodiment of the user physiological sensing system 400.

At step 502, the physiological sensing device 404 can detect at least one physiological signal 406 of the user and transmit to the processing device 4025.

In step 504, the processing device 4025 compares the physiological signal 406 of the user with a plurality of the physiological identification signals stored in the data storage device 4026, and generates a detection signal. In the fourth embodiment, the physiological recognition signal corresponds to a physiological signal whose emotional state has been confirmed, and the emotional state may be, but is not limited to, happiness, anger, sadness, fear, and combinations thereof. The physiological identification signal includes at least one physiological signal, an image signal, and an audio signal whose emotional state has been confirmed. Specifically, when it is confirmed that the current emotional state of the user is fear, the user is measured at least one physiological signal, such as an electrocardiogram, and converted into a physiological signal whose emotion has been confirmed, and the physiological signal confirmed by the emotion allows the processing. The device 4025 determines that the current emotional state of the user having the similar physiological signal is fear, and the processing device 4025 can generate the physiological identification by combining the video signal currently played by the user physiological sensing system 400, the audio signal, and the physiological signal confirmed by the emotion. The signal is stored and stored in the storage device 4026, as shown in step 516.

In step 506, the processing device 4025 can determine the current emotional state of the user by using the comparison result of the physiological signal 406 of the user and the physiological identification signal, and generate the detection signal corresponding to the current emotional state of the user. In the fourth embodiment, the processing device 4025 can compare the physiological signal 406 of the user and the physiological signal confirmed by the emotion of the physiological identification signal to determine the current emotional state of the user, and according to the comparison result. The detection signal corresponding to the current emotional state of the user is generated.

In step 508, the processing device 4025 can transmit the detection signal to the display device 4023 for presentation to the user, and the user can provide a feedback signal to the user physiological sensing system 400 according to the detection signal. More specifically, if the physiological signal 406 of the user matches the at least one physiological identification signal, the physiological identification signal is converted into the detection signal, and the detection signal is transmitted to the display device 4023 for presentation. Inform the user of the current emotional judgment result or video and audio signal recommendation. If the physiological signal 406 of the user does not match the physiological identification signal, the one or more physiological identification signals in the data storage device 4026 that are close to the physiological signal 406 of the user are searched for, and The physiological identification signal is collected into the detection signal, and the detection signal is transmitted to the display device 4023 for presentation to the user, so that the user selects the current emotional judgment result of the user that best matches the current emotional state, and the video signal recommendation or for the user. The physiological sensing system 400 determines whether the current user's emotional state is correct to give a feedback signal.

At step 510, the user physiological sensing system 400 receives the feedback signal from the user. If the feedback signal is negative or negative, return to step 502 to re-detect the user's physiological signal 406 or return to step 504 to re-compare the physiological signal of the user with the physiological identification signal. If the feedback signal is positive or positive, the physiological signal 406 of the user and the physiological identification signal corresponding thereto are stored.

In step 512, the processing device 4025 searches the at least one video signal 4082 corresponding to the detection signal in the data storage device 4026 according to the detection signal generated by the comparison result, and transmits the image to the display device 4023.

In step 514, the display device 4023 plays the video signal 4082 to the user. During the playback of the video signal 4082 to the user, the user physiological sensing system 400 can repeat steps 502 to 506 to detect whether the user's emotional state has changed, and in steps 508 to 512, let the user select And transmitting the video signal 4084 corresponding to the changed user emotional state to the display device 4023, and the playing is presented to the user.

In step 516, the user's physiological signal and the video signal 4082 corresponding to the user's emotional state or the video signal 4084 corresponding to the changed user emotional state are stored.

FIG. 8 is a front elevational view of a fifth embodiment of a user physiological sensing system 600. The fifth embodiment is similar to the first embodiment in that the head mounted device 6021 has a spectacles-like structure and is fixed to the user's head by the fixing device 6022 connected to the head mounted device 6021. The head mounted device 6021 includes the display device 6023, the optical system 6024, the processing device 6025, the data storage device 6026, and the physiological sensing device 604 disposed inside the head mounted device 602. The optical system 6024 includes two lenses 60242 corresponding to the eyes of the user, each lens 60242 is a transparent permeable structure, and the display device 6023 is disposed adjacent to the lens of a part or all of the at least one lens 60242. The surface of the person or the surface away from the user.

FIG. 9 is a schematic diagram showing an implementation state of a fifth embodiment of the user physiological sensing system 600. The physiological sensing device 604 can detect at least one user's physiological signal 606 and transmit it to the processing device 6025. The processing device 6025 compares the user's physiological signal 606 with a plurality of the physiological identification signals, and generates Detection signal. The physiological signal 606 of the user is compared with the at least one physiological identification signal, indicating that the identity of the current user has been authenticated, and the processing device 6025 searches for the detection signal generated according to the comparison result. The user's physiological signal 606 corresponds to at least one of the video signals 608 corresponding to the physiological identification signal, and is transmitted to the display device 6023 to play the video signal 608 to the user, so that the user can simultaneously view the video signal 608. And real images of the external environment.

FIG. 10 is a schematic diagram of an implementation state of a sixth embodiment of a user physiological sensing system 700. The sixth embodiment is similar to the fifth embodiment in that the processing device 7025 and the data storage device 7026 are not disposed inside the head mounted device 7021, but are independent devices disposed outside the head mounted device 7021. The processing device 7025, the data storage device 7026 and the head mounted device 7021 can transmit the physiological signal 706, the physiological identification signal and the video signal 708 of the user by using a wireless communication or a wired connection.

FIG. 11 is a schematic diagram showing an implementation state of a seventh embodiment of the user physiological sensing system 800. The seventh embodiment is similar to the fifth embodiment in that the physiological sensing device 804 is a separate device disposed outside the head mounted device 8021 and is fixed to the user's body by wearing. The physiological signal 806 of the user can be transmitted between the physiological sensing device 804 and the head mounted device 8021 by wireless communication or wired connection.

In another embodiment, the processing device 4025 compares the physiological signal 406 of the user with a plurality of the physiological identification signals stored in the data storage device 4026, and generates a detection signal. The user physiological sensing system can train the user's physiological sensing system to identify the emotional state of the user based on a plurality of physiological identification signals and data analysis rules by means of mechanical learning, and output corresponding The detection signal, wherein each of the detection signals includes a wake-up level signal and an emotional valence level signal, and the wake-up level signal and the emotional valence level signal can correspond to a user's emotional state. For example, when the wake-up level signal and the emotional price level signal are at a higher level, the user physiological sensing system will determine that the user is in a happy emotional state.

Although the foregoing has been described in detail, the embodiments of the invention may It should be noted that there are many alternative ways of implementing the processes and devices described herein. Therefore, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the Details are modified.

Claims (12)

 A physiological sensing system for a user, comprising: a physiological sensing device capable of detecting a physiological signal of a user; a head mounted device; a data storage device capable of storing the physiological signal of the user and a plurality of physiological identification signals; and processing The device is connected to the data storage device, and the processing device can receive the physiological signal of the user and compare the similarity between the physiological signal of the user and the physiological identification signal.    According to the user physiological sensing system of claim 1, the head mounted device includes a display device, and the display device is connected to the processing device, and the data storage device further stores a plurality of video and audio signals, and the processing device can be compared. The physiological signal of the user and the physiological identification signal generate a detection signal, and the processing device can transmit at least one of the audio and video signals corresponding to the detection signal to the display device in response to the detection signal.    According to the physiological sensing system of the user of claim 1, the physiological identification signal is a physiological signal of the user whose identity has been authenticated, and the processing device can utilize the physiological signal of the user and the physiological identification signal. Determining the identity of the user and generating the detection signal, the detection signal corresponding to the identity of the user.    According to the user physiological sensing system of claim 1, the physiological sensing device is disposed on the head mounted device.    According to the user physiological sensing system of claim 1, the physiological sensing device further includes a first communication component capable of transmitting the physiological signal of the user, the headset further comprising a second communication component, the first The second communication component is coupled to the processing device, and the physiological signal of the user can be transmitted to the second communication component by wireless communication, and the second communication component can receive the physiological signal of the user and transmit the physiological signal to the processing device.    According to the physiological sensing system of the user of claim 1, the physiological signal of the user may be an electrocardiogram, an electroencephalogram, a heartbeat, a heart sound, a blood pressure, a blood oxygen, an odor, an intraocular pressure, a limb or a facial motion, and an iris. Images, facial images, and combinations of the above.    According to the user physiological sensing system of claim 1, the sensing component can be a microneedle array device, a photo sensor, a metal electrode, a microphone, a pressure sensor, an iris recognition device, and combinations thereof.    According to the physiological sensing system of the user of claim 2, the physiological identification signal is a physiological signal of the user whose emotional state has been determined, and the processing device can utilize the physiological signal of the user and the physiological identification signal. Determining the emotional state of the user and generating the detection signal, the detection signal corresponding to the emotional state of the user.    According to the user physiological sensing system of claim 8, the processing device can respond to the detection signal and transmit at least one of the video signals corresponding to the detection signal to the display device.    According to the physiological sensing system of the user of claim 8 , the physiological sensing device can also detect the physiological signal of the user discontinuously, and the processing device can utilize the physiological signal of the user and the physiological identification signal. The comparison distinguishes whether the user's emotional state has changed and selects and transmits the video signal corresponding to the changed user's emotional state to the display device.    According to the physiological sensing system of the user of claim 8 , the physiological sensing device can continuously detect the physiological signal of the user, and the processing device can utilize the ratio of the physiological signal of the user to the physiological identification signal. To determine whether the user's emotional state has changed and to select and transmit the video signal corresponding to the changed user's emotional state to the display device.    According to the user's physiological sensing system of claim 8, the processing device can transmit the detection signal to the display device for presentation to the user, and the user can provide a feedback signal to the user's physiological sensing system according to the detection signal. .