CN217907731U - Portable equipment assembly for physiological characteristic measurement - Google Patents

Abstract

The embodiment of the present application provides a portable device assembly for physiological characteristic measurement, which is used for acquiring a physiological characteristic measurement parameter of a user, and includes: a portable device and a physiological characteristic measurement component; the portable equipment comprises an equipment shell, a first connecting piece, a multifunctional analog front end and a data processing module; the first connecting piece is arranged on the surface of the equipment shell and is electrically connected with the multifunctional analog front end; the physiological characteristic measurement component comprises a second connector and at least two sensing electrodes; the second connecting piece is electrically connected with the at least two sensing electrodes; the second connecting piece and the at least two sensing electrodes are arranged on the surface of the physiological characteristic measuring component; wherein the physiological characteristic measurement parameters include: body fat rate, ECG values, or skin conductance. The portable equipment component is convenient for a user to carry and can acquire physiological characteristic measurement parameters of the user at any time and any place.

Description

Portable equipment assembly for physiological characteristic measurement

Technical Field

The embodiment of the application relates to the technical field of electronic equipment, in particular to a portable equipment assembly for physiological characteristic measurement.

Background

Due to the concern of people on their health status, it is usually necessary to monitor physiological characteristic parameters of human body in real time, such as body fat rate, and the physiological characteristic parameters are often used to reflect the obesity degree of human body; electrocardiograms are often used to reflect the health of a human heart, etc. However, currently, the dedicated medical devices (for example, body fat scales, electrocardiogram testing devices, etc.) for acquiring the physiological health parameters of the user are not only inconvenient for the user to carry, resulting in that the physiological health parameters of the user cannot be acquired anytime and anywhere, but also high use cost is brought to the user, and the experience of the user is seriously affected.

Therefore, it is an urgent technical problem to provide an electronic device that is portable and can measure physiological characteristics anytime and anywhere.

SUMMERY OF THE UTILITY MODEL

In view of this, the present application provides a portable device assembly for physiological characteristic measurement, so as to be convenient for a user to carry about and be able to acquire physiological characteristic measurement parameters of the user anytime and anywhere.

The embodiment of the present application provides a portable device assembly for physiological characteristic measurement, which is used for acquiring a physiological characteristic measurement parameter of a user, and includes: a portable device and a physiological characteristic measurement component; the portable equipment comprises an equipment shell, a first connecting piece, a multifunctional analog front end and a data processing module; the first connecting piece is arranged on the surface of the equipment shell and is electrically connected with the multifunctional analog front end; the physiological characteristic measurement component comprises a second connector and at least two sensing electrodes; the second connecting piece is electrically connected with the at least two sensing electrodes; the second connector and the at least two sensing electrodes are disposed on a surface of the physiological characteristic measurement component; the second connecting piece is used for being electrically connected with the first connecting piece when the physiological characteristic measuring component is matched and installed with the portable equipment, and transmitting physiological characteristic measuring signals sensed by the at least two sensing electrodes to the first connecting piece; the first connecting piece is used for transmitting the physiological characteristic measuring signal to the multifunctional simulation front end; the multifunctional analog front end is used for receiving the physiological characteristic measurement signal and outputting physiological characteristic measurement data; the data processing module is used for receiving the physiological characteristic measurement data and outputting the physiological characteristic measurement parameter; wherein the physiological characteristic measurement parameters include: body fat rate, ECG values, or skin conductance.

In the embodiment of the application, the user can install the physiological characteristic measuring component and the portable device in a matched manner, physiological characteristic measuring signals sensed by the sensing electrode arranged on the surface of the physiological characteristic measuring component are transmitted to the multifunctional simulation front end of the portable device and the data processing module by the first connecting piece and the second connecting piece to be detected and processed, physiological characteristic measuring parameters of the user are obtained, the user can accurately and conveniently evaluate the health state of the user without additionally purchasing complex special measuring equipment, and the experience of the user is improved.

Optionally, the at least two sensing electrodes comprise: first and second electrodes for sensing an ECG signal or a skin contact impedance signal; wherein the ECG signal is used to acquire the ECG values; the skin contact impedance signal is used to obtain the skin conductance.

Optionally, the at least two sensing electrodes further comprise: a third electrode for sensing the ECG signal or the skin contact impedance signal in cooperation with the first electrode and the second electrode.

Optionally, the physiological characteristic measurement component further comprises: a drive electrode for providing a drive signal; the driving electrode is disposed at a position where the user contacts the hand of the user when the user holds the portable device.

Optionally, the multifunctional analog front end comprises: the device comprises a voltage measuring module, a first impedance measuring module and a switching unit; wherein the voltage measurement module is configured to detect the ECG value, the first impedance measurement module is configured to detect the skin conductance, and the switching unit is configured to transmit the physiological characteristic measurement signals sensed by the at least two sensing electrodes to the voltage measurement module or the first impedance measurement module.

Optionally, the at least two sensing electrodes further comprise: fourth and fifth electrodes for sensing the ECG signal, the skin contact impedance signal or the body impedance signal; wherein the body impedance signal is used to obtain the body fat rate.

Optionally, the multifunctional analog front end comprises: the voltage measuring module, the second impedance measuring module and the switching unit are arranged in the circuit board; wherein the voltage measurement module is configured to detect the ECG value, the second impedance measurement module is configured to detect the body fat rate, and the switching unit is configured to transmit the physiological characteristic measurement signals sensed by the at least two sensing electrodes to the voltage measurement module or the second impedance measurement module.

Optionally, the multifunctional analog front end comprises: the device comprises a first impedance measuring module, a second impedance measuring module and a switching unit; wherein the first impedance measurement module is configured to detect the skin conductance, the second impedance measurement module is configured to detect the body fat rate, and the switching unit is configured to transmit the physiological characteristic measurement signals sensed by the at least two sensing electrodes to the first impedance measurement module or the second impedance measurement module.

Optionally, the multifunctional analog front end comprises: the device comprises a voltage measuring module, a first impedance measuring module, a second impedance measuring module and a switching unit; wherein the voltage measurement module is configured to detect the ECG value, the first impedance measurement module is configured to detect the skin conductance, the second impedance measurement module is configured to detect the body fat rate, and the switching unit is configured to transmit the physiological characteristic measurement signals sensed by the at least two sensing electrodes to the voltage measurement module, the first impedance measurement module or the second impedance measurement module.

Optionally, an operating frequency of the first impedance measurement module is lower than an operating frequency of the second impedance measurement module.

Optionally, the first connector is disposed on a side surface of the device housing, and the second connector is disposed on a side surface of the physiological characteristic measurement component; when the physiological characteristic measuring component is matched and installed with the portable equipment, the first connecting piece is contacted with the second connecting piece to form electric connection.

Optionally, the at least two sensing electrodes are disposed at positions in contact with the hand of the user when the user holds the portable device.

Optionally, the at least two sensing electrodes are disposed on a side surface of the physiological characteristic measurement component; alternatively, the at least two sensing electrodes are disposed on a bottom surface between side surfaces of the physiological characteristic measurement member.

Optionally, the portable device assembly further comprises: and the storage module is used for storing the physiological characteristic measurement data or the physiological characteristic measurement parameter.

Optionally, the portable device assembly further comprises: and the transmission module is used for transmitting the physiological characteristic measurement data or the physiological characteristic measurement parameter to terminal equipment except the portable equipment.

Optionally, the portable device is a mobile phone, and the physiological characteristic measurement component is a mobile phone protective shell.

Drawings

Some specific embodiments of the present application will be described in detail hereinafter by way of illustration and not limitation with reference to the accompanying drawings. The same reference numbers in the drawings identify the same or similar elements or components. Those skilled in the art will appreciate that the drawings are not necessarily drawn to scale. In the drawings:

fig. 1 is a schematic structural diagram of an appearance of a portable device assembly according to an embodiment of the present application;

fig. 2 is a schematic circuit diagram of a portable device assembly according to an embodiment of the present disclosure;

fig. 3 is a schematic circuit diagram of another portable device assembly according to an embodiment of the present disclosure;

fig. 4 is a schematic circuit diagram of another portable device assembly according to an embodiment of the present application;

fig. 5 is a schematic structural diagram of an external appearance of another portable device assembly provided in an embodiment of the present application;

fig. 6 is a schematic structural diagram of an appearance of another portable device assembly provided in an embodiment of the present application;

fig. 7 is a schematic circuit diagram of another portable device assembly according to an embodiment of the present application;

fig. 8 is a schematic circuit diagram of another portable device assembly according to an embodiment of the present application;

fig. 9 is a schematic circuit diagram of another portable device assembly according to an embodiment of the present application;

fig. 10 is a schematic structural diagram illustrating an appearance of another portable device assembly according to an embodiment of the present application;

fig. 11 is a schematic circuit structure diagram of another portable device assembly according to an embodiment of the present application.

Detailed Description

The technical solutions in the embodiments of the present application will be described clearly and completely with reference to the accompanying drawings, and it is obvious that the described embodiments are some, but not all embodiments of the present application.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used in this application and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.

In this application, the directional terms "upper", "lower", "front", "rear", and the like are defined with respect to the schematically-disposed orientation of the components in the drawings, and it is to be understood that these directional terms are relative concepts that are used for descriptive and clarity purposes and that will vary accordingly depending on the orientation in which the components are disposed in the drawings.

As shown in fig. 1 and fig. 2, a schematic structural diagram of a portable device assembly provided in an embodiment of the present application, the portable device assembly being configured to obtain a physiological characteristic measurement parameter of a user, includes: a physiological characteristic measurement component 1 and a portable device 2. The portable device 2 comprises a device housing 20, a first connector 21, a multifunctional analog front end 22 and a data processing module 23; the first connector 21 is disposed on a surface of the device housing 20 and electrically connected to the multifunctional analog front end 22. The physiological characteristic measurement component 1 comprises a second connection 12 and at least two sensing electrodes 11; the second connecting member 12 is electrically connected with at least two sensing electrodes 11; the second connection 12 and the at least two sensing electrodes 11 are arranged on the surface of the physiological characteristic measurement member 1. The second connecting part 12 is used for being electrically connected with the first connecting part 21 when the physiological characteristic measuring component 1 is matched and installed with the portable device 2, and transmitting physiological characteristic measuring signals sensed by the at least two sensing electrodes 11 to the first connecting part 21; the first connecting element 21 is used for transmitting the physiological characteristic measuring signal to the multifunctional analog front end 22; the multifunctional analog front end 22 is used for receiving the physiological characteristic measurement signal and outputting physiological characteristic measurement data; the data processing module 23 is used for receiving the physiological characteristic measurement data and outputting a physiological characteristic measurement parameter; wherein the physiological characteristic measurement parameter comprises: body fat rate, ECG values, or skin conductance.

In practice, ECG values can be used to reflect the heart health of the user; skin conductance can be used to feedback the emotional response of the user; the body fat rate can be used to assess the body shape status or the degree of obesity of the user.

Specifically, the physiological characteristic measurement signal sensed by the at least two sensing electrodes 11 may include an impedance signal or an Electrocardiogram (ECG) signal. The impedance signal may include, among other things, a body impedance signal and a skin contact impedance signal.

The multifunctional Analog front end 22 can amplify, filter and convert Analog-to-Digital (Analog-to-Digital) the physiological characteristic measurement signals sensed by the at least two sensing electrodes 11, and process the physiological characteristic measurement signals to obtain physiological characteristic measurement data. The physiological characteristic measurement data may comprise body impedance data resulting from processing the body impedance signal, or skin contact impedance data resulting from processing the skin contact impedance signal, or ECG detection data resulting from processing the ECG signal.

The data processing module 23 can process the physiological characteristic measurement data output by the multifunctional analog front end 22 and output the physiological characteristic measurement parameters. The physiological characteristic measurement parameter may comprise body fat rate processed from body impedance data, or skin conductance processed from skin contact impedance data, or ECG value processed from ECG detection data.

In the embodiment of the application, the user can install the physiological characteristic measuring component and the portable device in a matched mode, physiological characteristic measuring signals sensed by the sensing electrodes arranged on the surface of the physiological characteristic measuring component are transmitted to the multifunctional simulation front end of the portable device and the data processing module to be detected and processed by the aid of the first connecting piece and the second connecting piece, physiological characteristic measuring parameters of the user are obtained, complex special measuring equipment does not need to be purchased additionally, the health state of the user can be accurately and conveniently evaluated, and experience of the user is improved.

In a specific implementation of the embodiment of the present application, as shown in fig. 1, the portable device assembly provided in the embodiment of the present application further includes: a display unit 31 for displaying the measured physiological characteristic measurement parameter to the user.

In a specific implementation of the embodiment of the present application, as shown in fig. 1, the portable device assembly provided in the embodiment of the present application further includes: the storage module 32 is used for storing the physiological characteristic measurement data or the physiological characteristic measurement parameter.

In a specific implementation of the embodiment of the present application, as shown in fig. 1, the portable device assembly provided in the embodiment of the present application further includes: and a transmission module 33, configured to transmit the physiological characteristic measurement data or the physiological characteristic measurement parameter to a terminal device other than the portable device.

For example, when a user needs to synchronize physiological characteristic measurement data or physiological characteristic measurement parameters obtained by measuring the portable device assembly provided by the embodiment of the present application to other mobile phones, notebook computers, tablet computers, or wearable devices, the transmission module may be used to transmit the physiological characteristic measurement data or physiological characteristic measurement parameters.

In a specific implementation of the embodiment of the present application, as shown in fig. 1, the at least two sensing electrodes 11 include: a first electrode 111 and a second electrode 112. The first electrode 111 and the second electrode 112 are used to sense an ECG signal or a skin contact impedance signal. Wherein the ECG signal is used to obtain an ECG value of the user; the skin contact impedance signal is used to obtain skin conductance of the user. Specifically, the first electrode 111 and the second electrode 112 may be disposed on the side surface of the physiological characteristic measurement component 1, on the bottom surface of the physiological characteristic measurement component 1, or on the bottom surface and the side surface of the physiological characteristic measurement component 1, respectively. The bottom surface of the physiological characteristic measurement member 1 is located between both side surfaces thereof.

Specifically, when a user needs to measure an ECG value, the portable device 2 and the physiological characteristic measuring component 1 may be installed in a matching manner, and the portable device assembly provided in the embodiment of the present application is held by hand, so that the left hand and the right hand are respectively in contact with the first electrode 111 and the second electrode 112 on the surface of the physiological characteristic measuring component 1, and the first electrode 111 and the second electrode 112 may sense an ECG signal of the user and transmit the ECG signal to the second connecting member 12; since the second connector 12 is electrically connected to the first connector 21, the second connector 12 can transmit the ECG signal to the first connector 21, and the first connector 21 transmits the ECG signal to the multifunctional analog front end 22. The multifunctional analog front end 22 detects the ECG signal and obtains ECG detection data. The data processing module processes the received ECG detection data to finally obtain the ECG value of the user.

When a user needs to measure skin conductance, the portable device 2 and the physiological characteristic measuring component 1 may be installed in a matching manner, and the portable device assembly provided by the embodiment of the present application is held by hand, so that a palm or other hand position is in contact with the first electrode 111 and the second electrode 112 on the surface of the physiological characteristic measuring component 1, and the first electrode 111 and the second electrode 112 may sense a skin contact impedance signal of the user and transmit the skin contact impedance signal to the second connector 12; since the second connector 12 is electrically connected to the first connector 21, the second connector 12 can transmit the skin contact impedance signal to the first connector 21, and the first connector 21 can transmit the skin contact impedance signal to the multifunctional analog front end 22. The multifunctional analog front end 22 detects the skin contact impedance signal and obtains skin contact impedance data. The data processing module 23 processes the received skin contact impedance data to finally obtain the skin conductance of the user.

In a specific implementation of the embodiment of the present application, the multifunctional analog front end includes: the device comprises a voltage measuring module, a first impedance measuring module and a switching unit. The voltage measurement module is used for detecting an ECG value, the first impedance measurement module is used for detecting skin conductance, and the switching unit is used for transmitting physiological characteristic measurement signals sensed by the at least two sensing electrodes to the voltage measurement module or the first impedance measurement module.

The portable device assembly provided by the present embodiment can enable measurement of the ECG value and skin conductance of the user. Specifically, as shown in fig. 3, the multifunctional analog front end 22 includes: a voltage measurement module 222, a first impedance measurement module 223, and a switching unit 221. When a user needs to measure an ECG value, the switching unit 221 may transmit the ECG signal transmitted to the multifunctional analog front end 22 to the voltage measuring module 222, the voltage measuring module 222 detects the received ECG signal and obtains ECG detection data, transmit the ECG detection data to the data processing module 23, and the data processing module 23 processes the ECG detection data and obtains the ECG value of the user. When the user needs to measure the skin conductance, the switching unit 221 may transmit the skin contact impedance signal transmitted to the multifunctional analog front end 22 to the first impedance measuring module 223, the first impedance measuring module 223 detects the received skin contact impedance signal and obtains skin contact impedance data, the skin contact impedance data is transmitted to the data processing module 23, and the data processing module 23 processes the skin contact impedance data and obtains the skin conductance of the user.

The multifunctional simulation front end provided by the embodiment of the application can integrate a plurality of different measurement modules to detect different physiological characteristic measurement signals, and the switching unit can be used for quickly adjusting or selecting the measurement module to be worked, so that the internal space of the portable electronic equipment is saved.

In addition, as shown in fig. 4, the ECG value or skin conductance of the user may also be sensed by three sensing electrodes, i.e. the at least two sensing electrodes may further comprise a third electrode 113 for sensing the ECG signal or skin contact impedance signal of the user in cooperation with the first electrode 111 and the second electrode 112.

In this embodiment, the third electrode 113 may be disposed on the bottom surface or the side surface of the physiological characteristic measurement member 1.

In a specific implementation of the embodiment of the present application, the physiological characteristic measurement component 1 further includes: and the driving electrode is used for providing a driving signal. The driving electrode may be disposed at a position contacting with a hand of a user when the user holds the portable device 2, so as to eliminate common mode interference in the process of measuring the ECG value or the skin conductance value, and improve the accuracy of the measurement result of the ECG value or the skin conductance value. Preferably, the driving electrode is disposed on the bottom surface of the physiological characteristic measurement member 1 so as to be in sufficient contact with the hand of the user.

In a specific implementation of the embodiment of the present application, the at least two sensing electrodes further include: fourth and fifth electrodes for sensing ECG signals, skin contact impedance signals or body impedance signals in cooperation with the first and second electrodes; wherein the body impedance signal is used to obtain the body fat rate of the user.

Specifically, as shown in fig. 5, the at least two sensing electrodes 11 include: a first electrode 111, a second electrode 112, a fourth electrode 114 and a fifth electrode 115 for sensing an ECG signal, a skin contact impedance signal or a body impedance signal. Preferably, the first electrode 111, the second electrode 112, the fourth electrode 114 and the fifth electrode 115 may be disposed on the bottom surface of the physiological characteristic measuring component 1, so that the user can fully contact with the palm of the user when holding the portable device assembly, and the user can conveniently and accurately obtain the physiological characteristic measuring parameter.

Preferably, as shown in fig. 6, the first electrode 111, the second electrode 112, the fourth electrode 114 and the fifth electrode 115 may also be disposed on the side surface of the physiological characteristic measuring component 1, so that when the user wants to dispose the customized and personalized pattern 120 on the bottom surface of the physiological characteristic measuring component 1, the arrangement of the sensing electrodes does not affect the aesthetic property of the pattern 120.

In a specific implementation of the embodiment of the present application, as shown in fig. 7, the multifunctional analog front end 22 includes: a voltage measurement module 222, a second impedance measurement module 224 and a switching unit 221. Wherein the voltage measuring module 222 is used for detecting the ECG value of the user, the second impedance measuring module 224 is used for detecting the body fat rate of the user, and the switching unit 221 is used for transmitting the physiological characteristic measuring signals sensed by the at least two sensing electrodes 11 to the voltage measuring module 222 or the second impedance measuring module 224.

The portable device assembly provided by the embodiment can realize measurement of the body fat rate and the ECG value of the user. Specifically, when a user needs to measure an ECG value, the portable device 2 and the physiological characteristic measuring component 1 may be installed in a matching manner, and the portable device assembly provided in this embodiment is held by hand, so that the left hand and the right hand are respectively in contact with the first electrode 111, the second electrode 112, the fourth electrode 114 and the fifth electrode 115 on the surface of the physiological characteristic measuring component 1, and the four sensing electrodes may sense an ECG signal of the user and transmit the ECG signal to the second connecting member 12; since the second connector 12 is electrically connected to the first connector 21, the second connector 12 can transmit the ECG signal to the first connector 21, and the first connector 21 in turn transmits the ECG signal to the switching unit 221 in the multifunctional analog front end 22. The switching unit 221 transmits the ECG signal to the voltage measuring module 222, and the voltage measuring module 222 detects the ECG signal and obtains ECG detection data. And the data processing module processes the received ECG detection data to finally obtain the ECG value of the user. Preferably, the common mode interference can be eliminated by reversely outputting the common mode voltage of the fourth electrode 114 and the fifth electrode 115. In addition, in this embodiment, one of the four sensing electrodes may also be used as a driving electrode to eliminate common mode interference.

When a user needs to measure the body fat percentage, the portable device 2 and the physiological characteristic measuring component 1 may be installed in a matching manner, and the portable device assembly provided by the embodiment of the present application is held by hand, so that the palm or other hand positions are in contact with the first electrode 111, the second electrode 112, the fourth electrode 114 and the fifth electrode 115 on the surface of the physiological characteristic measuring component 1, and the four sensing electrodes may sense the body impedance signal of the user and transmit the body impedance signal to the second connecting part 12; since the second connector 12 is electrically connected to the first connector 21, the second connector 12 can transmit the body impedance signal to the first connector 21, and the first connector 21 transmits the body impedance signal to the switching unit 221. The switching unit 221 transmits the body impedance signal to the second impedance measurement module 224. The second impedance measurement module 224 detects the body impedance signal and obtains body impedance data. The data processing module processes the received body impedance data to finally obtain the body fat rate of the user.

In a specific implementation of the embodiment of the present application, as shown in fig. 8, the multifunctional analog front end 22 includes: a first impedance measurement module 223, a second impedance measurement module 224 and a switching unit 221. Wherein the first impedance measuring module 223 is used for detecting the skin conductance of the user, the second impedance measuring module 224 is used for detecting the body fat ratio of the user, and the switching unit 221 is used for transmitting the physiological characteristic measuring signals sensed by the at least two sensing electrodes 11 to the first impedance measuring module 223 or the second impedance measuring module 224.

The portable device assembly provided by the embodiment can realize measurement of the body fat rate and the skin conductance of the user. Specifically, when the user needs to measure the body fat percentage, the working manner is the same as that of the embodiment shown in fig. 7, and is not described herein again. When a user needs to measure skin conductance, the portable device 2 and the physiological characteristic measurement component 1 may be installed in a matching manner, and the portable device assembly provided in this embodiment of the present application is held by hand, so that a palm or other hand position is in contact with any two or any three of the first electrode 111, the second electrode 112, the fourth electrode 114, and the fifth electrode 115 on the surface of the physiological characteristic measurement component 1, and the two or three sensing electrodes may sense a skin contact impedance signal of the user and transmit the skin contact impedance signal to the second connection component 12; since the second connector 12 is electrically connected to the first connector 21, the second connector 12 can transmit the skin contact resistance signal to the first connector 21, and the first connector 21 transmits the skin contact resistance signal to the switching unit 221. The switching unit 221 transmits the skin contact impedance signal to the first impedance measurement module 223. The first impedance measurement module 223 detects the skin contact impedance signal and obtains skin contact impedance data. The data processing module 23 processes the received skin contact impedance data to finally obtain the skin conductance of the user. Any two of the first electrode 111, the second electrode 112, the fourth electrode 114 and the fifth electrode 115 can be used for sensing a skin contact impedance signal, and one of the other two sensing electrodes is used as a driving electrode to eliminate common mode interference; or, any three of the first electrode 111, the second electrode 112, the fourth electrode 114 and the fifth electrode 115 may be used for sensing a skin contact impedance signal, and then one of the other sensing electrodes is used as a driving electrode to eliminate common mode interference; still alternatively, any three of the first electrode 111, the second electrode 112, the fourth electrode 114 and the fifth electrode 115 may be used for sensing of skin contact impedance signals, and the common mode voltage of two of the sensing electrodes is back-driven to cancel common mode interference.

Preferably, the operating frequency of the first impedance measurement module 223 is lower than the operating frequency of the second impedance measurement module 224 to accurately measure the body fat percentage and the skin conductance of the user. In particular, the first impedance measurement module 223 may measure the skin contact impedance with a first frequency as the operating frequency; wherein the second frequency may be a fixed frequency point, for example, 4Hz; the second frequency may also be a combination of a series of frequency points, e.g. 1 to 100Hz, etc. The second impedance measurement module 224 may measure the body impedance at the second frequency as the operating frequency; wherein the first frequency may be a fixed frequency point, e.g., 50kHz; the first frequency may also be a combination of a series of frequency bins, e.g., 10kHz,50kHz,100kHz, etc.

In a specific implementation of the embodiment of the present application, the multifunctional analog front end 22 includes: a voltage measurement module 222, a first impedance measurement module 223, a second impedance measurement module 224, and a switching unit 221. Wherein, the voltage measuring module 222 is used for detecting an ECG value of the user, the first impedance measuring module 223 is used for detecting a skin conductance of the user, the second impedance measuring module 224 is used for detecting a body fat rate of the user, and the switching unit 221 is used for transmitting the physiological characteristic measuring signals sensed by the at least two sensing electrodes 11 to the voltage measuring module 222, the first impedance measuring module 223 or the second impedance measuring module 224.

The portable device assembly provided by the present embodiment can enable measurement of the body fat rate, ECG values and skin conductance of the user. Specifically, when the user needs to measure the body fat percentage, the ECG value or the skin conductance, the operation is the same as that of the embodiment shown in fig. 7 and 8, and the detailed description thereof is omitted.

In a specific implementation of the embodiment of the present application, in order to improve the electrical connection effect, the second connection element 12 and the first connection element 21 are corresponding metal elastic pieces or metal contacts, so that when the physiological characteristic measurement component 1 and the portable device 2 are installed in a matching manner, the first connection element 21 and the second connection element 12 can contact each other and form an electrical connection. In addition, the second connector 12 and the first connector 21 may be disposed at side surfaces of the top ends of the physiological characteristic measurement member 1 and the portable device 2, respectively, as shown in fig. 6; alternatively, the second connector 12 and the first connector 21 may be disposed on side surfaces of the sides of the physiological characteristic measurement member 1 and the portable device 2, respectively, as shown in fig. 1, 5, and 10.

In a specific implementation of the embodiment of the present application, as shown in fig. 10, the physiological characteristic measurement component 1 may further include: a pulse wave sensor 130 for acquiring a pulse wave signal of the user, which can be used for acquiring a heart rate value or a blood oxygen value of the user.

The pulse wave sensor 130 may include: an optical transmitter 131 and an optical receiver 132. The Light source type in the Light emitter 131 may be one of a Vertical Cavity Surface Emitting Laser (VCSEL), an Edge Emitting Laser (EEL), a Light Emitting Diode (LED), a Laser diode (Ld), or the like, or a combination of the above Light sources. It should be understood that the optical signal emitted by the optical emitter 131 may be an optically modulated, processed or controlled optical signal carrying a spatial optical pattern, an optically modulated, processed or controlled optical signal illuminated in a sub-area, an optically modulated, processed or controlled optical signal illuminated periodically, or a combination thereof. The light receiver 132 may be a photoelectric conversion element such as a Photodiode (PD), a phototransistor, an avalanche photodiode, or a photomultiplier tube. The light emitted from the light emitter 131 is reflected by the measurement site of the user and then received by the light receiver 132, and the received reflected light is photoelectrically converted by the light receiver 132 to form an electrical signal.

In a specific implementation of the embodiment of the present application, as shown in fig. 11, the multifunctional analog front end 22 further includes: a pulse wave measurement module 225; pulse wave measurement module 225 is electrically connected with pulse wave sensor 130 for receiving the pulse wave signal that pulse wave sensor 130 sensed, and detect and obtain photoplethysmography (PPG) detected data, data processing module 23 receives PPG detected data, and processes and obtain user's heart rate value or blood oxygen value. The portable device assembly provided by the present embodiment may enable measurement of the body fat rate, skin conductance, ECG values, heart rate values and blood oxygen values of the user.

The portable device assembly provided by the embodiment can acquire a plurality of physiological characteristic measurement parameters of a user, and can detect the plurality of physiological characteristic measurement parameters at any time and any place without respectively adopting physiological characteristic measurement devices with only a single function; in addition, because different physiological characteristic measurement parameters of one person often have certain relation, the accuracy and the confidence coefficient of each physiological characteristic measurement parameter can be further evaluated and improved by acquiring a plurality of physiological characteristic measurement parameters, so that the health state of the user can be comprehensively and accurately evaluated, and the experience of the user is improved.

It should be noted that the embodiment of the present application is not limited to the measurement of the body fat percentage of the user by using four sensing electrodes, and the body fat percentage of the user may be more accurately measured by using eight sensing electrodes.

In the embodiment of the present application, the voltage measurement module 222 may include only one voltage measurement unit, that is, only support a single-lead test, may also include two voltage measurement units, that is, may support a maximum of 6-lead tests to obtain 6 channels of data, and may also include more than two voltage measurement units to support a multi-lead test. The ECG value can be measured by only adopting two sensing electrodes which are respectively positioned on the side surface and the bottom surface of the physiological characteristic measuring component 1 and realize single-lead test, and also can adopt two sensing electrodes and one driving electrode, namely, the driving electrode is additionally arranged on the basis of the detection scheme of the two sensing electrodes to eliminate common-mode interference; or, three sensing electrodes are adopted, two of which are located on the bottom surface of the physiological characteristic measurement component 1, and the other of which is located on the side surface of the physiological characteristic measurement component 1, so that the maximum 6-lead test can be supported, or three sensing electrodes and one driving electrode can be adopted, namely, the driving electrode is additionally arranged on the basis of the detection scheme of the three sensing electrodes to eliminate common-mode interference.

Preferably, in the portable device assembly provided in the embodiment of the present application, the portable device 2 may be a smart phone, and the physiological characteristic measurement component 1 may be a protective case of the smart phone.

In addition, when the portable device assembly provided by the embodiment of the present application has four sensing electrodes, a four-port method may be adopted in the process of acquiring the ECG signal, the skin contact impedance signal or the body impedance signal, but the embodiment of the present application does not limit this.

In the portable device assembly provided in the embodiment of the present application, the pulse wave sensor and the at least two sensing electrodes, or the plurality of measurement modules included in the multifunctional analog front end, may operate synchronously, or may operate sequentially according to a preset sequence or priority, which is not limited in the embodiment of the present application.

Thus, particular embodiments of the present subject matter have been described. Other embodiments are within the scope of the following claims. In some cases, the actions recited in the claims can be performed in a different order and still achieve desirable results. In addition, the processes depicted in the accompanying figures do not necessarily require the particular order shown, or sequential order, to achieve desirable results. In some embodiments, multitasking and parallel processing may be advantageous.

All the embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from other embodiments.

It should be noted that, without conflict, the embodiments and/or technical features in the embodiments described in the present application may be arbitrarily combined with each other, and the technical solutions obtained after the combination also should fall within the scope of the present application. The embodiments in the present specification are described in a progressive manner, and the same or similar parts in the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments.

The above description is only an example of the present application and is not intended to limit the present application. Various modifications and changes may occur to those skilled in the art to which the present application pertains. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.

Claims (16)

1. A portable device assembly for physiological characteristic measurement for obtaining a physiological characteristic measurement parameter of a user, comprising: a portable device and a physiological characteristic measurement component;

the portable equipment comprises an equipment shell, a first connecting piece, a multifunctional analog front end and a data processing module; the first connecting piece is arranged on the surface of the equipment shell and is electrically connected with the multifunctional analog front end;

the physiological characteristic measurement component comprises a second connector and at least two sensing electrodes; the second connecting piece is electrically connected with the at least two sensing electrodes; the second connector and the at least two sensing electrodes are disposed on a surface of the physiological characteristic measurement component;

the second connecting piece is used for being electrically connected with the first connecting piece when the physiological characteristic measuring component is matched and installed with the portable equipment, and transmitting physiological characteristic measuring signals sensed by the at least two sensing electrodes to the first connecting piece; the first connecting piece is used for transmitting the physiological characteristic measuring signal to the multifunctional simulation front end; the multifunctional analog front end is used for receiving the physiological characteristic measurement signal and outputting physiological characteristic measurement data; the data processing module is used for receiving the physiological characteristic measurement data and outputting the physiological characteristic measurement parameters; wherein the physiological characteristic measurement parameters include: body fat rate, ECG values, or skin conductance.

2. The portable device assembly of claim 1, wherein the at least two sensing electrodes comprise: first and second electrodes for sensing an ECG signal or a skin contact impedance signal;

wherein the ECG signal is used to acquire the ECG values; the skin contact impedance signal is used to obtain the skin conductance.

3. The portable device assembly of claim 2, wherein the at least two sensing electrodes further comprise: a third electrode for sensing the ECG signal or the skin contact impedance signal in cooperation with the first electrode and the second electrode.

4. The portable device assembly as recited in claim 2 or 3, wherein the physiological characteristic measurement component further comprises: a drive electrode for providing a drive signal;

the driving electrode is disposed at a position where the user contacts the hand of the user when the user holds the portable device.

5. A portable device assembly according to claim 2 or 3, wherein the multifunctional analog front end comprises: the device comprises a voltage measuring module, a first impedance measuring module and a switching unit; wherein the voltage measurement module is configured to detect the ECG value, the first impedance measurement module is configured to detect the skin conductance, and the switching unit is configured to transmit the physiological characteristic measurement signals sensed by the at least two sensing electrodes to the voltage measurement module or the first impedance measurement module.

6. The portable device assembly of claim 2, wherein the at least two sensing electrodes further comprise: fourth and fifth electrodes for sensing the ECG signal, the skin contact impedance signal or the body impedance signal; wherein the body impedance signal is used to obtain the body fat rate.

7. The portable device assembly of claim 6, wherein the multi-function analog front end comprises: the voltage measuring module, the second impedance measuring module and the switching unit are arranged in the circuit board; wherein the voltage measurement module is configured to detect the ECG value, the second impedance measurement module is configured to detect the body fat rate, and the switching unit is configured to transmit the physiological characteristic measurement signals sensed by the at least two sensing electrodes to the voltage measurement module or the second impedance measurement module.

8. The portable device assembly of claim 6, wherein the multi-function analog front end comprises: the device comprises a first impedance measuring module, a second impedance measuring module and a switching unit; wherein the first impedance measurement module is configured to detect the skin conductance, the second impedance measurement module is configured to detect the body fat rate, and the switching unit is configured to transmit the physiological characteristic measurement signals sensed by the at least two sensing electrodes to the first impedance measurement module or the second impedance measurement module.

9. The portable device assembly of claim 6, wherein the multi-function analog front end comprises: the device comprises a voltage measuring module, a first impedance measuring module, a second impedance measuring module and a switching unit; wherein the voltage measurement module is configured to detect the ECG value, the first impedance measurement module is configured to detect the skin conductance, the second impedance measurement module is configured to detect the body fat rate, and the switching unit is configured to transmit the physiological characteristic measurement signals sensed by the at least two sensing electrodes to the voltage measurement module, the first impedance measurement module or the second impedance measurement module.

10. The portable device assembly of claim 8 or 9, wherein the operating frequency of the first impedance measurement module is lower than the operating frequency of the second impedance measurement module.

11. The portable device assembly of claim 1, wherein the first connector is disposed on a side surface of the device housing and the second connector is disposed on a side surface of the physiological characteristic measurement member;

when the physiological characteristic measuring component is matched and installed with the portable equipment, the first connecting piece is contacted with the second connecting piece to form electric connection.

12. The portable device assembly of claim 1, wherein the at least two sensing electrodes are disposed at locations that contact a hand of the user when the user is holding the portable device.

13. The portable device assembly of claim 12, wherein the at least two sensing electrodes are disposed on a side surface of the physiological characteristic measurement component; alternatively, the first and second liquid crystal display panels may be,

the at least two sensing electrodes are disposed on a bottom surface between side surfaces of the physiological characteristic measurement member.

14. The portable device assembly of claim 1, further comprising: and the storage module is used for storing the physiological characteristic measurement data or the physiological characteristic measurement parameter.

15. The portable device assembly of claim 1, further comprising: and the transmission module is used for transmitting the physiological characteristic measurement data or the physiological characteristic measurement parameter to terminal equipment except the portable equipment.

16. The portable device assembly of claim 1, wherein the portable device is a cell phone and the physiological characteristic measurement component is a cell phone case.

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