WO2023179484A1 - Écouteur - Google Patents

Écouteur Download PDF

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Publication number
WO2023179484A1
WO2023179484A1 PCT/CN2023/082179 CN2023082179W WO2023179484A1 WO 2023179484 A1 WO2023179484 A1 WO 2023179484A1 CN 2023082179 W CN2023082179 W CN 2023082179W WO 2023179484 A1 WO2023179484 A1 WO 2023179484A1
Authority
WO
WIPO (PCT)
Prior art keywords
signal
health monitoring
earphone
speaker
ear
Prior art date
Application number
PCT/CN2023/082179
Other languages
English (en)
Chinese (zh)
Inventor
刘存帅
张铁男
熊伟
张强
Original Assignee
华为技术有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 华为技术有限公司 filed Critical 华为技术有限公司
Publication of WO2023179484A1 publication Critical patent/WO2023179484A1/fr

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Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/02—Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
    • A61B5/021—Measuring pressure in heart or blood vessels
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/02—Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
    • A61B5/024—Detecting, measuring or recording pulse rate or heart rate
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
    • A61B5/25—Bioelectric electrodes therefor
    • A61B5/251—Means for maintaining electrode contact with the body
    • A61B5/256—Wearable electrodes, e.g. having straps or bands
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
    • A61B5/316—Modalities, i.e. specific diagnostic methods
    • A61B5/318—Heart-related electrical modalities, e.g. electrocardiography [ECG]
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
    • A61B5/316—Modalities, i.e. specific diagnostic methods
    • A61B5/369—Electroencephalography [EEG]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones

Definitions

  • the present application relates to the field of terminal technology, and in particular to a headset.
  • the earphone may include a housing and a microphone, the outer side of the housing includes a groove, and the microphone is disposed in the groove.
  • the microphone collects signals based on the pressure change. The signal can then be used to determine health data.
  • the groove is usually relatively small, it is difficult for the signal collected by the microphone to objectively reflect the contraction and relaxation of blood vessels, heart activity and arterial blood circulation, that is, it is difficult to represent health data.
  • this application provides an earphone and a health data detection system to improve the accuracy of signals representing health data obtained through the earphone.
  • an embodiment of the present application provides an earphone, including:
  • the shell includes a first opening and a second opening.
  • the shell fits the ear, and the interior of the shell is in contact with the ear canal of the ear.
  • a first space is formed through the first opening and the second opening;
  • a health monitoring speaker that collects a first signal based on pressure changes in the first space, the health monitoring speaker is arranged in the housing, and the health monitoring speaker corresponds to the first opening;
  • a health monitoring microphone that collects a second signal based on pressure changes in the first space, the health monitoring microphone is arranged in the housing, and the health monitoring microphone corresponds to the second opening.
  • the first space may be a closed space or a nearly closed space
  • the first signal and the second signal may be used to obtain health data.
  • health data may include one or more of heart rate, blood pressure, heart waves, and brain waves.
  • the earphone may include a shell, and the shell includes a first opening and a second opening.
  • the shell fits the ear, and the interior of the shell and the ear canal of the ear pass through the third opening.
  • the first opening and the second opening are connected to form a first space.
  • the headset also includes a first health signal that is collected based on pressure changes in the first space.
  • a monitoring speaker and a health monitoring microphone that collects a second signal based on pressure changes in the first space.
  • the health monitoring speaker is arranged in the housing and corresponds to the first opening
  • the health monitoring microphone is arranged in the housing and corresponds to the second opening.
  • the first space can have better penetration, and the pressure changes in the first space can be more accurately transmitted to the health monitoring
  • the speaker and the health monitoring microphone so that the first signal collected by the health monitoring speaker based on the pressure change in the first space and the second signal collected by the health monitoring microphone based on the pressure change in the first space are more accurate, and they can be more accurate. It reflects the contraction and relaxation of blood vessels in the ear canal, heart activity and arterial blood circulation.
  • the mechanical vibration system such as the paper cone or diaphragm
  • the pressure change in the first space can be detected more easily and accurately, and the accuracy of the first signal can also be improved.
  • both the first signal and the second signal are collected based on the pressure changes in the first space, the first signal and the second signal can be verified with each other, further ensuring the accuracy of the first signal and the second signal. sex.
  • the earphones in the embodiments of the present application can obtain two first and second signals that more accurately represent health data based on the pressure changes in the first space formed by the shell and the ear canal, and thus can Improve the accuracy of determining health data.
  • the sound output surface of the health monitoring speaker in order to further improve the accuracy of collecting the first signal by the health monitoring speaker, can face the first opening, where the sound output surface can be closer to the paper cone vibrator in the health monitoring speaker. membrane and other mechanical vibration systems.
  • the sound collecting surface of the health monitoring microphone in order to further improve the accuracy of the health monitoring microphone in collecting the second signal, can face the second opening.
  • the headset further includes a first interface, a first impedance element, a second impedance element, a third impedance element and a second interface, and the equivalent impedance of the first impedance element is equal to the second impedance.
  • the ratio of the equivalent impedance of the component is equal to the ratio of the equivalent impedance of the health monitoring speaker to the equivalent impedance of the third impedance component;
  • the positive electrode of the first interface is respectively connected to one end of the first impedance element and one end of the second impedance element, and the other end of the first impedance element is respectively connected to the anode of the health monitoring speaker and the third One pole of the two interfaces is connected, the other end of the second impedance element is respectively connected to the other pole of the second interface and one end of the third impedance element, and the ground pole of the health monitoring speaker is respectively connected to the The other end of the third impedance element is connected to the ground of the first interface;
  • the earphone inputs a third signal to be played to the health monitoring speaker through the first interface, and obtains the first signal collected by the health monitoring speaker through the second interface.
  • the first impedance element includes a first resistor
  • the second impedance element includes a second resistor
  • the third impedance element includes a third resistor and a first inductor
  • the Wheatstone bridge it is possible to obtain the first signal through the health monitoring speaker without affecting the input of the third signal to the health monitoring speaker, thereby making it possible to play music signals, call signals and noise reduction signals through headphones.
  • health data is also obtained through the headphones.
  • the first opening and the second opening are the same opening.
  • the health monitoring microphone is disposed on one side of the health monitoring speaker, and when the earphone is worn on the ear, the health monitoring microphone is closer to the ear than the health monitoring speaker. road.
  • the health monitoring microphone 130 may be disposed at a side of the health monitoring speaker. side, when the headphones are worn on the ears, the health monitoring microphone is The health monitoring speaker is closer to the ear canal, thereby greatly reducing the impact of the health monitoring microphone and the health monitoring speaker on the penetration of the first space, further improving the accuracy of the first signal and the second signal.
  • the headphones are in-ear headphones, semi-ear headphones, or headphones.
  • the health monitoring microphone is located in the ear canal, so that The health monitoring microphone can be closer to the inside of the ear canal, thereby further improving the accuracy of the second signal collected by the health monitoring microphone.
  • the headset further includes at least one of an acceleration sensor that collects a fourth signal based on body movement and a reference microphone that collects a fifth signal based on external noise of the headset, the acceleration sensor and the reference microphone Disposed within the housing, the reference microphone is outside the first space when the earphone is worn on the ear.
  • the headset further includes a processor for acquiring health data based on the first signal and the second signal, and the processor is connected to the health monitoring speaker and the health monitoring microphone.
  • the health monitoring speaker is a dynamic speaker.
  • the dynamic speaker can make it easier for relevant technicians to accurately determine the equivalent impedance of the health monitoring speaker, improve the accuracy of the Wheatstone bridge included in the headset, and further improve the accuracy of the first signal collected by the health monitoring speaker.
  • the health monitoring speaker can also be other types of speakers.
  • the health monitoring speaker may be the speaker corresponding to the highest frequency band among the plurality of speakers.
  • the health monitoring speaker can be the tweeter.
  • the health monitoring speaker may be a speaker in the earphone used to play a frequency higher than a preset frequency threshold, wherein the frequency threshold may be determined in advance by relevant technical personnel.
  • the frequency threshold may be determined in advance by relevant technical personnel.
  • embodiments of the present application provide a health data detection system, which includes a health monitoring device and an earphone according to any one of the first aspects;
  • the earphone sends the first signal and the second signal to the health monitoring device
  • the health monitoring device obtains health data based on the first signal and the second signal.
  • the headset further sends at least one of a third signal, a fourth signal and a fifth signal to the health monitoring device, where the third signal is the music to be played input to the health monitoring speaker.
  • the fourth signal is a signal indicating body movement
  • the fifth signal is a signal indicating noise outside the earphone;
  • the health monitoring device acquires the health data based on the received at least one of the third signal, the fourth signal and the fifth signal, the first signal and the second signal.
  • the health monitoring device is a mobile phone or a computer.
  • embodiments of the present application provide a health data detection system, which includes a health monitoring device and an earphone according to any one of the first aspects;
  • the headset also includes a processor for acquiring health data based on the first signal and the second signal, and the processor is connected to the health monitoring speaker and the health monitoring microphone.
  • the headset sends the health data to the health monitoring device.
  • Figure 1 is a schematic structural diagram of an earphone provided by an embodiment of the present application.
  • Figure 2 is a schematic structural diagram of another earphone provided by an embodiment of the present application.
  • Figure 3 is a schematic structural diagram of a circuit for controlling a health monitoring speaker provided by an embodiment of the present application
  • Figure 4 is a schematic diagram of a voltage curve at a second interface provided by an embodiment of the present application.
  • Figure 5 is a schematic structural diagram of another circuit for controlling a health monitoring speaker provided by an embodiment of the present application.
  • Figure 6 is a schematic structural diagram of another earphone provided by an embodiment of the present application.
  • Figure 7 is a schematic structural diagram of a health data detection system provided by an embodiment of the present application.
  • FIG. 8 is a schematic structural diagram of an electronic device provided by an embodiment of the present application.
  • Health data can be used to indicate the user's health status, allowing the user to arrange their daily life more rationally, such as adjusting their diet and formulating a reasonable daily exercise plan to better maintain physical health and prolong life.
  • users need to obtain health data through special equipment from relevant institutions such as hospitals or physical examination centers, such as measuring heart rate with a heart rate monitor, measuring blood pressure with a sphygmomanometer, measuring heart waves or brain waves with a cardio-electroencephalogram instrument, etc.
  • Users need Health data can only be obtained through multiple processes such as making an appointment, registering, going to relevant institutions, and queuing, which is extremely costly.
  • earphones have become a common and frequently used device. Users use earphones in various activities such as making calls, recording, listening to music, and watching videos. Therefore, earphones can be used To obtain health data and reduce the cost for users to obtain health data.
  • the ear contains blood vessels.
  • the blood vessels will also contract and relax accordingly, further causing pressure changes in the ear canal. Therefore, by collecting the signal generated by the pressure change, the heart rate, etc. can be determined based on the signal.
  • Various health data can be collected.
  • this application provides an earphone and a health data detection system.
  • the provided earphones and health data detection system will be described by taking the detection of human health data as an example. However, it can be understood that based on the above similar principles, the earphones and The health data detection system can also be used to detect health data of other animals with ears or ear-like structures.
  • FIG. 1 or FIG. 2 is a schematic structural diagram of an earphone 100 provided by the present application.
  • the earphone 100 may include a housing 110, a health monitoring speaker 120 that collects a first signal based on pressure changes in a first space, and a health monitoring microphone 130 that collects a second signal based on pressure changes in the first space.
  • the housing 110 includes a first opening 140 and a second opening (which may be the same opening as the first opening 140 in the embodiments shown in FIGS. 1 and 2 ), When the earphone 100 is worn on the ear, the shell 110 fits the ear, and the interior of the shell 110 communicates with the ear canal 200 of the ear through the first opening 140 and the second opening to form a first space.
  • the health monitoring speaker 120 is disposed in the housing 110 and corresponds to the first opening.
  • the health monitoring microphone 130 is disposed in the housing 110 and corresponds to the second opening.
  • the first space may be a closed space or a nearly closed space
  • the first signal and the second signal may be used to characterize and obtain health data.
  • the housing 110 may be the main body of the earphone 100 .
  • the housing 110 can be used to house various components included in the earphone 100, and can also be formed into a specific shape so that the earphone 100 has a specific appearance and can be worn on the ears.
  • the housing 110 may include a protrusion for insertion into and fixed in the ear canal 200 , and accordingly, the earphone 100 may be an in-ear or semi-in-ear earphone.
  • the housing 110 may include a cavity for accommodating the auricle or a plane covering the auricle.
  • the earphone 100 may be a headset.
  • the housing 110 may also have a shape different from that shown in FIG. 1 and FIG. 2 , and the embodiment of the present application does not limit the shape of the housing 110 .
  • the health monitoring speaker 120 may also be called a "speaker".
  • the health monitoring speaker 120 may include a mechanical vibration system and an electrical system.
  • the mechanical vibration system and the electrical system may be related to each other through specific physical effects, so that the health monitoring speaker 120 may also complete the conversion of electrical energy and vibration energy, that is, audio energy. Conversion of signal and sound signal.
  • an electric speaker can include a paper cone (or diaphragm), a conductive voice coil and a permanent magnet.
  • the conductive voice coil will generate a magnetic field that changes with the electrical signal.
  • the magnetic field interacts with the magnetic field of the permanent magnet, causing the conductive voice coil to drive the paper cone to vibrate, thereby emitting a sound signal.
  • the conductive voice coil cuts the magnetic field of the permanent magnet, thereby also producing an electrical signal that changes with the vibration of the paper cone.
  • health monitoring speaker 120 may include a micro-electro-mechanical system (MEMS) speaker.
  • MEMS is a micro device or system that integrates micro sensors, micro actuators, micro mechanical structures, micro power supplies and micro energy sources, signal processing and control circuits, high-performance electronic integrated devices, interfaces, and communications.
  • MEMS speakers are speakers based on MEMS technology.
  • health monitoring speaker 120 may include multiple speaker units.
  • the health monitoring speaker 120 may be the speaker corresponding to the highest frequency band among the plurality of speakers.
  • the earphone 100 includes a woofer and a tweeter, and the health monitoring speaker 120 can be the tweeter.
  • the health monitoring speaker 120 may be a speaker in the earphone 100 used to play a frequency higher than a preset frequency threshold, wherein the frequency threshold may be determined in advance by relevant technical personnel.
  • the frequency threshold may be determined in advance by relevant technical personnel.
  • the first opening 140 is opposite to the health monitoring speaker 120, which can make the space in the earphone 100 where the health monitoring speaker 120 is located better connected with the first space formed by the housing 110 and the ear canal 200, so as to reduce the pressure in the first space.
  • the changes can be transmitted to the health monitoring speaker 120 more accurately, thereby making the collected first signal more accurate.
  • due to the mechanical vibration system (such as paper cone or diaphragm) of the health monitoring speaker 120 The area is larger, so that the pressure change in the first space can be detected more easily and accurately, which further improves the accuracy of the first signal.
  • the first signal may be an audio electrical signal. Since the first signal is obtained based on the pressure change of the first space, and the pressure change of the first space is caused by heart activity and arterial blood circulation, the first signal can represent health data, that is, , health data can be obtained based on the first signal.
  • Health monitoring microphone 130 which may also be called a “microphone” or “microphone,” can convert sound signals into audio electrical signals.
  • health monitoring microphone 130 may include a MEMS microphone.
  • health monitoring microphone 130 may include multiple microphone units.
  • the health monitoring microphone 130 may also be called a feedback microphone (FB Mic) or an in-ear microphone.
  • FB Mic feedback microphone
  • the second opening is opposite to the health monitoring microphone 130, which can make the space in the earphone 100 where the health monitoring microphone 130 is located better connected with the first space formed by the housing 110 and the ear canal 200, so that the pressure in the first space changes. It can be transmitted to the health monitoring microphone 130 more accurately, thereby making the collected second signal more accurate.
  • the second signal may be an audio electrical signal. Since the second signal is obtained based on the pressure change in the first space, and the pressure change in the first space is caused by heart activity and arterial blood circulation, the second signal can be used to characterize health data, and also That is, health data can be obtained according to the second signal.
  • first opening 140 and the second opening are the same opening in the above-mentioned Figures 1 and 2, it can be understood that in practical applications, the first opening 140 and the second opening can also be different. of opening. It should also be noted that the position and size of the first opening 140 on the housing 110 can be set based on the position and size of the health monitoring speaker 120; similarly, the position and size of the second opening on the housing 110 , can be set based on the location and size of the health monitoring microphone 130 .
  • an auxiliary wearing structure such as a rubber ring or sponge
  • a decorative structure may be provided on the side of the first opening 140 and the second opening close to the ear canal 200.
  • the earphone 100 may include a shell 110.
  • the shell 110 includes a first opening 140 and a second opening.
  • the shell 110 fits the ear, and the inside of the shell 110 It communicates with the ear canal 200 through the first opening 140 and the second opening, forming a first space.
  • the headset 100 further includes a health monitoring speaker 120 that collects a first signal based on the pressure change in the first space and a health monitoring microphone 130 that collects a second signal based on the pressure change in the first space.
  • the health monitoring speaker 120 is disposed in the housing 110 and corresponds to the first opening
  • the health monitoring microphone 130 is disposed in the housing 110 and corresponds to the second opening.
  • the first space can have better penetration and the pressure changes in the first space can be transmitted more accurately.
  • the health monitoring speaker 120 and the health monitoring microphone 130 thereby making the first signal collected by the health monitoring speaker 120 based on the pressure change in the first space and the second signal collected by the health monitoring microphone 130 based on the pressure change in the first space more accurate. High, it can more accurately reflect the contraction and relaxation of blood vessels in the ear canal, heart activity and arterial blood circulation.
  • the mechanical vibration system such as the paper cone or diaphragm
  • the pressure change in the first space can be detected more easily and accurately, and the accuracy of the first signal can also be improved.
  • both the first signal and the second signal are collected based on the pressure change in the first space, Therefore, the first signal and the second signal can be mutually verified, further ensuring the accuracy of the first signal and the second signal.
  • the earphone 100 in the embodiment of the present application can obtain two first and second signals that more accurately represent health data based on the pressure changes in the first space formed by the housing 110 and the ear canal 200, and then This can improve the accuracy of determining health data.
  • the sound output surface of the health monitoring speaker 120 may face the first opening, where the sound output surface may be closer to the paper in the health monitoring speaker 120.
  • the side of the mechanical vibration system such as the basin diaphragm.
  • the sound collecting surface of the health monitoring microphone 130 may face the second opening.
  • the mechanical vibration system of the health monitoring speaker 120 is relatively large, that is, the health monitoring speaker 120 may be more likely to block the transmission of pressure changes in the first space than the health monitoring microphone 130 . Therefore, As shown in FIG. 1 or FIG. 2 , the health monitoring microphone 130 may be disposed on one side of the health monitoring speaker 120 . When the earphone 100 is worn on the ear, the health monitoring microphone 130 is closer to the ear canal 200 than the health monitoring speaker 120 , thereby being extremely close to the ear canal 200 . The influence of the health monitoring microphone 130 and the health monitoring speaker 120 on the penetration of the first space is greatly reduced, and the accuracy of the first signal and the second signal is further improved.
  • the health monitoring microphone 130 may be located in the ear canal 200 so that the health monitoring microphone 130 may be closer to the ear. inside the channel 200, thereby further improving the accuracy of the second signal collected by the health monitoring microphone 130.
  • the earphone 100 may further include a first interface 310 , a first impedance element 320 , a second impedance element 330 , a third impedance element 340 and a second interface 350 .
  • the first impedance element 320 The ratio of the equivalent impedance of the second impedance element 330 and the ratio of the equivalent impedance of the health monitoring speaker 120 to the third impedance element 340 are equal.
  • the positive electrode of the first interface 310 is respectively connected with the first impedance.
  • One end of the element 320 is connected to one end of the second impedance element 330, the other end of the first impedance element 320 is connected to the positive pole of the health monitoring speaker 120 and one pole of the second interface 350, respectively, and the other end of the second impedance element 330 is respectively connected to
  • the other terminal of the second interface 350 is connected to one end of the third impedance element 340, and the ground electrode of the health monitoring speaker 120 is connected to the other end of the third impedance element 340 and the ground electrode of the first interface 310 respectively.
  • the first interface 310 may be used by the earphone 100 to input a third signal to the health monitoring speaker 120 , and the third signal may be an audio electrical signal to be played through the health monitoring speaker 120 .
  • the frequency range of the third signal may be within 20 Hz (Hertz)-20 KHz.
  • the third signal may include at least one of a music signal, a call signal, and a noise reduction signal.
  • the second interface 350 can be used by the earphone 100 to obtain the first signal collected by the health monitoring speaker 120 .
  • the health monitoring speaker 120 is an electroacoustic device, which can be equivalent to the fourth impedance element 360 in this circuit.
  • the first impedance element 320 , the second impedance element 330 , the third impedance element 340 and the fourth impedance element 360 form a Wheatstone bridge.
  • the ratio of the equivalent impedance of the fourth impedance element 360 of the health monitoring speaker 120 to the equivalent impedance of the third impedance element 340 is equal to the ratio, which can make the bridge in a balanced state.
  • the health monitoring speaker 120 When the health monitoring speaker 120 does not pick up a sound signal, the health monitoring speaker 120 has no coupled electromotive force input. Regardless of whether the health monitoring speaker 120 is currently playing the third signal, the potential difference ⁇ E of the second interface 350 is 0, as indicated by the dotted line in Figure 4 Show.
  • the mechanical vibration system such as the diaphragm or paper cone
  • the potential difference ⁇ E of the second interface 350 is not 0, as shown by the solid line in Figure 4. Therefore, by detecting the change of the potential difference of the second interface 350, the third interface 350 can be obtained. A signal.
  • the Wheatstone bridge can be used to achieve the acquisition of the first signal through the health monitoring speaker 120 without affecting the input of the third signal to the health monitoring speaker 120 , so that the first signal can be obtained through the earphones.
  • 100 plays at least one of a music signal, a call signal and a noise reduction signal, health data is also obtained through the earphone 100 .
  • Impedance elements are elements that impede the flow of current in a circuit. Impedance elements can include resistors, capacitors, inductors and other types of elements.
  • the impedance of the resistive element can be expressed as Among them, R represents resistance, L represents inductance, C represents capacitance, and j is the imaginary unit. When When , the impedance element is an inductive load; when , the impedance element is a capacitive load.
  • the first impedance element 320 may include a first resistor whose impedance is denoted R 1 ; the second impedance element 330 may include a second resistor whose impedance is denoted R 2 ; a fourth impedance of the health monitoring speaker 120
  • the element 360 may include a fourth resistor and a second inductor, and its equivalent impedance may be expressed as R 3 +j ⁇ L 3 ; the third impedance element 340 may include a third resistor and a first inductor, and its equivalent impedance may be expressed as R 4 + j ⁇ L 4 .
  • the aforementioned impedance relationship between the first impedance element 320, the second impedance element 330, the third impedance element 340 and the fourth impedance element 360 can be expressed as
  • relevant technical personnel can measure the impedance of the health monitoring speaker 120 in advance to determine the equivalent impedance of the health monitoring speaker 120 and determine the third impedance element 340 based on the equivalent impedance.
  • the earphone 100 may not include the first impedance element 320 , the second impedance element 330 , the third impedance element 340 and the second interface 350 .
  • the positive electrode of the first interface 310 and the ground electrode can be connected to the positive electrode and the ground electrode of the health monitoring speaker 120 respectively.
  • the earphone 100 can obtain the first signal from the health monitoring speaker 120 through the first interface 310 , or send a signal to the health monitoring speaker 120 .
  • the speaker 120 inputs the third signal to be played.
  • health monitoring speaker 120 may be a dynamic speaker.
  • the dynamic speaker can make it easier for relevant technicians to accurately determine the equivalent impedance of the health monitoring speaker 120, improve the accuracy of the Wheatstone bridge included in the earphone 100, and further improve the accuracy of the first signal collected by the health monitoring speaker 120. accuracy.
  • the health monitoring speaker 120 can also be other types of speakers.
  • the headset 100 may further include at least one of an acceleration sensor 150 that collects a fourth signal based on body motion and a reference microphone 160 that collects a fifth signal based on external noise of the headset 100 .
  • the acceleration sensor 150 and the reference microphone 160 may be disposed within the housing 110, and when the earphone 100 is worn on the ear, the reference microphone 160 may be outside the first space.
  • the fifth signal may also be acquired through other types of vibration pickups.
  • the reference microphone 160 is outside the first space formed by the housing 110 and the ear canal 200 , and therefore can be used to collect the fifth signal indicating the noise outside the earphone 100 (ie, outside the first space formed by the housing 110 and the ear canal 200 ).
  • the reference microphone 160 may also be called a feed forward microphone (feed forward microphone). microphone, FF Mic) or out-of-ear health monitoring microphone.
  • the housing 110 is provided with a third opening opposite to the reference microphone 160 .
  • the third opening is outside the first space formed by the housing 110 and the ear canal 200 .
  • the sound collecting surface of the reference microphone 160 may be opposite to the third opening.
  • a processor may also be included in the headset 100 .
  • the processor may include one or more processing units.
  • the processor may include an application processor (application processor, AP), a digital signal processor (digital signal processor, DSP) and/or a neural network processor (neural-network processor). network processing unit, NPU), etc. Different processing units can be independent devices or integrated into one or more processors.
  • a memory can also be provided in the processor to store instructions and data.
  • the memory in the processor is cache memory. This memory can hold instructions or data that have just been used by the processor or are used repeatedly. If the processor needs to use the instruction or data again, it can be called directly from the memory. It reduces repeated accesses and reduces the waiting time of the processor, thus improving the efficiency of the system.
  • the processor may be connected to health monitoring speaker 120 and health monitoring microphone 130 .
  • the processor may convert digital audio signals into analog audio signals, or convert analog audio signals into digital audio signals. In some embodiments, the processor may be used to encode and decode audio electrical signals. In some embodiments, the processor may be configured to obtain health data based on the first signal and the second signal.
  • the blood vessels will also contract and relax accordingly, further causing pressure changes in the ear canal, and the first signal and the second signal are based on the shell 110 and the ear canal 200.
  • the signal is collected from the pressure change in the first space, so health data can be obtained based on the first signal and the second signal.
  • health data may include one or more of heart rate, blood pressure, heart waves, and brain waves.
  • health data can also include more data that can be used to indicate the user's physical health status.
  • the heart rate as an example, since the user's heart beat has a certain periodicity, correspondingly, the pressure changes in the ear canal caused by the heart beating are also periodic. Therefore, by detecting the signal in the first signal or the second signal Period, the signal period can indicate heart rate, blood pressure, heart wave and brain wave, etc.
  • the processor can intercept part of the signal from the first signal as a template signal, set a sliding window with the same duration as the template signal, and sequentially combine the partial signals of the first signal within the sliding window with The similarity between template signals is then used to obtain the signal period of the first signal.
  • the processor can also determine the signal period of the first signal through other methods. The embodiment of the present application does not limit the method of obtaining the signal period.
  • the first signal and the second signal are both signals collected based on pressure changes in the first space formed by the housing 110 and the ear canal 200, when the similarity between the first signal and the second signal is When it is relatively low (that is, lower than the preset similarity threshold), it is possible that at least one of the first signal and the second signal is inaccurate and cannot accurately reflect the pressure change in the first space; on the contrary, when the first signal When the similarity between the signal and the second signal is relatively high (that is, greater than or equal to the similarity threshold), the first signal and the second signal can be considered to be accurate signals. Therefore, the similarity between the first signal and the second signal can be determined.
  • Second signal obtains health data. That is, before acquiring the health data, the first signal and the second signal are mutually verified, and then when it is determined that the first signal and the second signal are accurate, the health data is acquired based on at least one of the first signal and the second signal. health data to further improve the accuracy of health data.
  • health data can be obtained based on either of the first signal and the second signal, or the first signal and the second signal can be combined.
  • the second signal is fused to obtain a sixth signal, and health data is obtained through the sixth signal.
  • the similarity between the sixth signal and the first signal and the similarity between the sixth signal and the second signal may be greater than the similarity between the first signal and the second signal, that is, they are similar to the first signal and the second signal.
  • the sixth signal obtained by fusion can more accurately reflect the pressure changes in the first space, thereby further improving the accuracy of the determined health data.
  • pressure changes in the first space formed by the housing 110 and the ear canal 200 may also be affected by the user's body movement, the sound signal played by the health monitoring speaker 120 and the earphones. Interference from at least one of 100 external noises. For example, when the user is outdoors, there may be noise outside the earphone 100; when the user speaks and moves, the user's body will shake; when the user is making calls, listening to music, or watching videos, the earphone 100 will play music through the health monitoring speaker 120 Sounds from phone calls, audio or video, these all affect the pressure changes in this first space.
  • the processor may obtain the health data based on at least one of the third signal, the fourth signal and the fifth signal, the first signal and the second signal, thereby enabling the user to exercise, Health data can be accurately obtained in various scenarios such as talking, listening to music, making phone calls, indoors and outdoors.
  • At least one of the third signal, the fourth signal and the fifth signal can be subtracted from the first signal, the second signal or the sixth signal to obtain a seventh signal, and the health data is obtained based on the seventh signal.
  • other processing methods can also be used to fuse the first signal, the second signal or the sixth signal with at least one of the third signal, the fourth signal and the fifth signal to obtain the seventh signal.
  • the embodiments of this application do not limit the method of merging signals.
  • the headset 100 can broadcast the health data through the health monitoring speaker 120 so that the user can take corresponding measures such as adjusting training intensity or living habits.
  • a communication module may also be included in the headset 100 .
  • the communication module can be used to implement communication within the headset 100 and/or to implement communication between the headset 100 and other devices.
  • the communication module may provide wireless communication solutions including 2G/3G/4G/5G, etc., and/or include wireless local area networks (WLAN) (such as wireless fidelity (wireless fidelity, Wi-Fi)). -Fi) network), Bluetooth (bluetooth, BT), global navigation satellite system (global navigation satellite system, GNSS), frequency modulation (frequency modulation, FM), near field communication technology (near field communication, NFC), infrared technology ( infrared, IR) and other wireless communication solutions.
  • WLAN wireless local area networks
  • BT wireless fidelity
  • GNSS global navigation satellite system
  • FM frequency modulation
  • NFC near field communication technology
  • infrared technology infrared, IR
  • the headset 100 can receive a third signal from other devices through the communication module and play the third signal, thereby realizing functions such as calls, audio playback, and active noise reduction; in other embodiments, the headset 100 can Send one or more of the first signal, second signal, fourth signal, fifth signal, sixth signal and health data obtained in the above to the other device through the communication module, so that the other device can receive the signal according to the received signal.
  • the received signal or data is further processed.
  • the headset 100 may also include more or less other components, or some components may be combined, some components may be separated, or different components may be arranged.
  • the illustrated components may be in the form of hardware.
  • the headset 100 may also include a power management module for providing power input to the headset 100, buttons, a display screen, an indicator light, a touch panel, etc. for interacting with the user.
  • an embodiment of the present application provides a health data detection system.
  • the system includes any of the aforementioned earphones 100 and a health monitoring device 700.
  • the earphones 100 and the health monitoring device 700 can be connected through a network.
  • the health monitoring device 700 can be a device with data processing capabilities, such as a mobile phone, a computer, or a wearable device.
  • the health monitoring device 700 may be other devices, and the embodiment of this application does not limit the type of the health monitoring device 700 .
  • specific applications may be installed in the health monitoring device 700, such as "sports health” or "heart health”.
  • the headset 100 can interact with the health monitoring device 700 through the specific application, including sending a first signal, a second signal, a fourth signal, a fifth signal, a sixth signal, a seventh signal and health data to the health monitoring device.
  • the health monitoring device 700 can perform further processing based on the received data, such as generating health data or obtaining corresponding health care guidance data.
  • the earphone 100 may be used to send the first signal and the second signal to the health monitoring device 700, and the health monitoring device 700 is used to obtain health data based on the first signal and the second signal.
  • the health monitoring device 700 may be used to determine the similarity between the first signal and the second signal. If the similarity is greater than or equal to the similarity threshold, obtain based on at least one of the first signal and the second signal. Health data.
  • the headset 100 may be further configured to send at least one of the third signal, the fourth signal, and the fifth signal to the health monitoring device 700 , and the health monitoring device 700 is configured to send the third signal, the fourth signal, or the fifth signal to the health monitoring device 700 based on the received third signal, the fourth signal, or the fifth signal. At least one of the signal and the fifth signal, the first signal and the second signal acquire health data.
  • the headset 100 may send a sixth signal obtained by merging the first signal and the second signal to the health monitoring device 700, and the health monitoring device 700 may obtain health data based on the sixth signal.
  • the headset 100 may be further configured to send at least one of the third signal, the fourth signal, and the fifth signal to the health monitoring device 700 , and the health monitoring device 700 is configured to send the third signal, the fourth signal, or the fifth signal to the health monitoring device 700 based on the received third signal, the fourth signal, or the fifth signal. At least one of the signal and the fifth signal and the sixth signal obtain health data.
  • the headset 100 can fuse the first signal, the second signal or the sixth signal with at least one of the third signal, the fourth signal and the fifth signal to obtain a seventh signal, and provide the seventh signal to the health monitoring device.
  • 700 sends a seventh signal, and the health monitoring device 700 can be used to obtain health data based on the seventh signal.
  • the way in which the health monitoring device 700 obtains health data can also be the same as or similar to the way in which the headset 100 obtains health data.
  • the health monitoring device 700 can send the determined health data to the headset 100 , and accordingly, the headset 100 can broadcast the health data through the health monitoring speaker 120 .
  • the headset 100 may also send the health data to the health monitoring device 700 after acquiring the health data. After obtaining the health data, the health monitoring device 700 can display the health data to the user, or further process the health data.
  • An embodiment of the present application also provides an electronic device 800 .
  • the electronic device 800 may be the aforementioned earphone 100 or the health monitoring device 700 .
  • the electronic device 800 may include a memory
  • the memory 810 and the processor 820 are used.
  • the memory 810 is used to store the computer program; the processor 820 is used to execute the method described in the above method embodiment when the computer program is called.
  • the electronic device 800 provided in this embodiment can execute the above method embodiments, and its implementation principles and technical effects are similar and will not be described again here.
  • embodiments of the present application also provide a chip system.
  • the chip system includes a processor, the processor is coupled to a memory, and the processor executes a computer program stored in the memory to implement the method described in the above method embodiment.
  • the chip system may be a single chip or a chip module composed of multiple chips.
  • Embodiments of the present application also provide a computer-readable storage medium on which a computer program is stored. When the computer program is executed by a processor, the method described in the above method embodiment is implemented.
  • An embodiment of the present application also provides a computer program product.
  • the computer program product When the computer program product is run on the electronic device 800, the electronic device 800 implements the method described in the above method embodiment when executed.
  • the above-mentioned integrated unit is implemented in the form of a software functional unit and sold or used as an independent product, it can be stored in a computer-readable storage medium.
  • this application can implement all or part of the processes in the methods of the above embodiments by instructing relevant hardware through a computer program.
  • the computer program can be stored in a computer-readable storage medium.
  • the computer program When executed by a processor, the steps of each of the above method embodiments may be implemented.
  • the computer program includes computer program code, which may be in the form of source code, object code, executable file or some intermediate form.
  • the computer-readable storage medium may at least include: any entity or device capable of carrying computer program code to the camera device/terminal device, recording media, computer memory, read-only memory (ROM), random access Memory (random access memory, RAM), electrical carrier signals, telecommunications signals, and software distribution media.
  • ROM read-only memory
  • RAM random access Memory
  • electrical carrier signals telecommunications signals
  • software distribution media For example, U disk, mobile hard disk, magnetic disk or CD, etc.
  • the disclosed devices/devices and methods can be implemented in other ways.
  • the apparatus/equipment embodiments described above are only illustrative.
  • the division of modules or units is only a logical function division. In actual implementation, there may be other division methods, such as multiple units or units. Components may be combined or may be integrated into another system, or some features may be ignored, or not implemented.
  • the coupling or direct coupling or communication connection between each other shown or discussed may be through some interfaces, indirect coupling or communication connection of devices or units, which may be in electrical, mechanical or other forms.
  • connection can be detachably connected, or can be detachably connected. It is non-detachably connected; it can be directly connected or indirectly connected through an intermediate medium.
  • connection can be detachably connected, or can be detachably connected. It is non-detachably connected; it can be directly connected or indirectly connected through an intermediate medium.
  • the term “if” may be interpreted as “when” or “once” or “in response to determining” or “in response to detecting” depending on the context. ". Similarly, the phrase “if determined” or “if [the described condition or event] is detected” may be interpreted, depending on the context, to mean “once determined” or “in response to a determination” or “once the [described condition or event] is detected ]” or “in response to detection of [the described condition or event]”.

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  • Public Health (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
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Abstract

La présente invention concerne le domaine technique des terminaux, et propose un écouteur. L'écouteur comprend un boîtier, le boîtier comprenant une première ouverture et une deuxième ouverture, lorsque l'écouteur est porté sur une oreille, le boîtier étant fixé à l'oreille, et l'intérieur du boîtier étant communiqué avec le conduit auditif de l'oreille au moyen de la première ouverture et de la deuxième ouverture pour former un premier espace ; un haut-parleur de surveillance de la santé qui recueille un premier signal sur la base d'un changement de pression du premier espace, le haut-parleur de surveillance de la santé étant disposé dans le boîtier, et le haut-parleur de surveillance de la santé correspondant à la première ouverture ; et un microphone de surveillance de la santé qui recueille un second signal sur la base du changement de pression du premier espace, le microphone de surveillance de la santé étant disposé dans le boîtier, et le microphone de surveillance de la santé correspondant à la seconde ouverture. La solution technique selon la présente invention concerne l'amélioration de la précision de l'obtention, au moyen d'un écouteur, d'un signal représentant des données de santé.
PCT/CN2023/082179 2022-03-21 2023-03-17 Écouteur WO2023179484A1 (fr)

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020141602A1 (en) * 2001-03-30 2002-10-03 Nemirovski Guerman G. Ear microphone apparatus and method
CN108391207A (zh) * 2018-03-30 2018-08-10 广东欧珀移动通信有限公司 数据处理方法、装置、终端、耳机及可读存储介质
CN108937900A (zh) * 2017-05-18 2018-12-07 Gn 奥迪欧有限公司 用于确定用户的心率数据的方法、耳机和系统
CN110367934A (zh) * 2019-07-25 2019-10-25 深圳大学 一种基于非语音身体声音的健康监测方法及监测系统
CN110368005A (zh) * 2019-07-25 2019-10-25 深圳大学 一种智能耳机及基于智能耳机的情绪及生理健康监控方法
CN113170245A (zh) * 2018-12-18 2021-07-23 三星电子株式会社 包括耳机的电子设备以及控制电子设备的方法
WO2021237206A1 (fr) * 2020-05-22 2021-11-25 Rutgers, The State University Of New Jersey Système et procédé d'écouteur intelligent

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020141602A1 (en) * 2001-03-30 2002-10-03 Nemirovski Guerman G. Ear microphone apparatus and method
CN108937900A (zh) * 2017-05-18 2018-12-07 Gn 奥迪欧有限公司 用于确定用户的心率数据的方法、耳机和系统
CN108391207A (zh) * 2018-03-30 2018-08-10 广东欧珀移动通信有限公司 数据处理方法、装置、终端、耳机及可读存储介质
CN113170245A (zh) * 2018-12-18 2021-07-23 三星电子株式会社 包括耳机的电子设备以及控制电子设备的方法
CN110367934A (zh) * 2019-07-25 2019-10-25 深圳大学 一种基于非语音身体声音的健康监测方法及监测系统
CN110368005A (zh) * 2019-07-25 2019-10-25 深圳大学 一种智能耳机及基于智能耳机的情绪及生理健康监控方法
WO2021237206A1 (fr) * 2020-05-22 2021-11-25 Rutgers, The State University Of New Jersey Système et procédé d'écouteur intelligent

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