CN110099346A - Method for measuring heart rate in a kind of ear canal based on hearing aid - Google Patents
Method for measuring heart rate in a kind of ear canal based on hearing aid Download PDFInfo
- Publication number
- CN110099346A CN110099346A CN201810090548.8A CN201810090548A CN110099346A CN 110099346 A CN110099346 A CN 110099346A CN 201810090548 A CN201810090548 A CN 201810090548A CN 110099346 A CN110099346 A CN 110099346A
- Authority
- CN
- China
- Prior art keywords
- heart rate
- aid
- dsp
- module
- digital
- Prior art date
- Legal status (The legal status 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 status listed.)
- Pending
Links
- 210000000613 ear canal Anatomy 0.000 title claims abstract description 21
- 238000000034 method Methods 0.000 title claims abstract description 17
- 206010011878 Deafness Diseases 0.000 claims abstract description 36
- 230000005622 photoelectricity Effects 0.000 claims abstract description 15
- 238000012545 processing Methods 0.000 claims abstract description 9
- 238000012544 monitoring process Methods 0.000 claims abstract description 4
- 230000005236 sound signal Effects 0.000 claims description 14
- 238000005259 measurement Methods 0.000 abstract description 13
- 230000008569 process Effects 0.000 abstract description 5
- 210000004369 blood Anatomy 0.000 description 8
- 239000008280 blood Substances 0.000 description 8
- 240000006409 Acacia auriculiformis Species 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 238000005266 casting Methods 0.000 description 3
- 210000005069 ears Anatomy 0.000 description 3
- 230000036541 health Effects 0.000 description 3
- 238000009532 heart rate measurement Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000005119 centrifugation Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000691 measurement method Methods 0.000 description 2
- 210000004243 sweat Anatomy 0.000 description 2
- 241001062009 Indigofera Species 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000036760 body temperature Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000002224 dissection Methods 0.000 description 1
- 238000009510 drug design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000004217 heart function Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000031700 light absorption Effects 0.000 description 1
- 238000010339 medical test Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 210000005259 peripheral blood Anatomy 0.000 description 1
- 239000011886 peripheral blood Substances 0.000 description 1
- 230000033764 rhythmic process Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Classifications
-
- 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
- A61B5/02416—Detecting, measuring or recording pulse rate or heart rate using photoplethysmograph signals, e.g. generated by infrared radiation
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
- A61B5/6801—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be attached to or worn on the body surface
- A61B5/6802—Sensor mounted on worn items
- A61B5/6803—Head-worn items, e.g. helmets, masks, headphones or goggles
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R25/00—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception
- H04R25/50—Customised settings for obtaining desired overall acoustical characteristics
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2225/00—Details of deaf aids covered by H04R25/00, not provided for in any of its subgroups
- H04R2225/43—Signal processing in hearing aids to enhance the speech intelligibility
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Physics & Mathematics (AREA)
- Medical Informatics (AREA)
- Veterinary Medicine (AREA)
- Biophysics (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Pathology (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- Cardiology (AREA)
- Public Health (AREA)
- Physiology (AREA)
- Neurosurgery (AREA)
- Otolaryngology (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
Abstract
The invention discloses method for measuring heart rate in a kind of ear canal based on hearing aid, it includes smart phone, digital deaf-aid and the APP for being loaded in calculating heart rate on mobile phone, the digital deaf-aid includes DSP module, Audio Input Modules, audio output module, bluetooth module and photoelectricity heart rate sensor, photoelectricity heart rate sensor is connect with DSP module, bluetooth module is connect with DSP module, and Audio Input Modules and audio output module are connect with DSP module；In measurement process, it is placed in the photoelectricity heart rate sensor on digital deaf-aid in wearer's ear canal, pass through the heart rate of photoelectricity heart rate sensor real-time monitoring wearer, generate analog electrical signal, this analog electrical signal sends the DSP of digital deaf-aid to, and DSP carries out processing to analog signal and is converted to digital signal, and the APP for being sent to and operating on intelligent mobile phone platform is sent to by bluetooth module, after APP receives the digital signal, pulse wave and heart rate value are shown.
Description
Technical field
The invention belongs to electronic hearing aid technical fields, and in particular to heart rate measurement side in a kind of ear canal based on hearing aid
Method.
Background technique
With people's life improvement of living standard, people increasingly pay close attention to the health of oneself.It is past in actual life
Following toward that can there is a problem of: traditional medical testing cost is expensive, and cumbersome, the waiting for a long time and rare time goes to hospital
The problem of.With the fast development of intellectual product technical field, smartwatch, Intelligent bracelet and high-performance medical health equipment
It is presented in face of people with intelligence wearing product, also solves inconvenience in life for people.It is existing for digital deaf-aid
Have in technology, also starts to consider to be implanted into it health functional application, such as body temperature, pulse, heart rate is directed to for intellectual product
Detecting, there are two types of the modes of mainstream: one is using light reflection measurement, one is using potential measurement.The former is main
For photoelectric sensing measurement method, the latter is electrode sensing measurement method.Photoelectric measurement mode mainly measures heart rate and blood oxygen at present
Index, and the index of electric pole type measurement is more more comprehensively, can directly measure electrocardiogram.And the shortcoming of electric pole type measurement exists
In: it needs user to go to measure consciously, and cannot uninterruptedly measure and upload data automatically, be less able to achieve long-range prison
Control.
Hearing aid heart rate measuring has natural advantage, and ear centrifugation is dirty close, and blood is fresh, there is internal carotid system in ear again
System and capillary abundant, measurement data are more accurate.The scheme that existing digital deaf-aid heart rate measuring uses is tight for earphone
Patch ear canal, which forms enclosure space, can generate certain pressure, and pressure changing with vibration due to ear vibration of membrane in ear canal
Become and change, using the change information of pressure in microphone acquisition ear canal, to reach detection heart rate, for above-mentioned technical proposal
For, the heart rate measurement errors rate is big, and design is complicated.Meanwhile in existing other technical solutions, some photoelectric types detect pulse
Equipment mainly measures blood using infrared light, and design is limited to a certain extent.
It is hoped that there will be a kind of simple heart rate measuring method, this method can obtain the heart rate data of wearer automatically by wearer,
Either heart rate can be accurately measured in real time in movement or when static.The problem of to simplify measurement internal auditory meatus heart rate.
Summary of the invention
It is an object of the invention to overcome the deficiencies of the prior art and provide heart rate measurements in a kind of ear canal based on hearing aid
Method.
The present invention is achieved by the following technical solutions:
Method for measuring heart rate in a kind of ear canal based on hearing aid comprising smart phone, digital deaf-aid and load
The APP of heart rate is calculated on mobile phone,
The digital deaf-aid includes DSP module, Audio Input Modules, audio output module, bluetooth module and the photoelectricity heart
Rate sensor, photoelectricity heart rate sensor are connect with DSP module, and bluetooth module is connect with DSP module, Audio Input Modules and audio
Output module is connect with DSP module；The bluetooth module of digital deaf-aid is for connecting smart phone；
In measurement process, digital deaf-aid is worn on left ear and auris dextra by wearer, makes the light on digital deaf-aid
Electric heart rate sensor is placed in wearer's ear canal, in the bluetooth module of mobile phone end connection digital deaf-aid, passes through the photoelectricity heart
The heart rate of rate sensor real-time monitoring wearer, generates analog electrical signal, this analog electrical signal sends digital deaf-aid to
DSP, DSP carry out processing to analog signal and are converted to digital signal, and are sent to be sent to by bluetooth module and operate in intelligence
After APP on cell phone platform, APP receive the digital signal, pulse wave and heart rate value are shown.
In the above-mentioned technical solutions, smart phone can generate the audio signal to match with heart rate value, and the audio is believed
The DSP of digital deaf-aid number is sent to by bluetooth, after DSP processing parses the audio signal, output to audio output module,
The heart rate value is broadcasted to wearer.
The advantages and benefits of the present invention are:
Hearing aid of the invention on the basis of original hearing-aid function also on be integrated with rhythm of the heart function, utilize photo-electric
Heart rate sensor acquires the blood volume signal of human antrum auris inner wall, and the blood volume of ear canal wall is in pulsating nature under action of the heart
Variation, therefore heart rate situation can be accurately reflected；And ear canal centrifugation is dirty close, and blood is fresh, there is internal carotid in ear canal again
System and capillary abundant, therefore measurement data is more accurate；In addition, compared with traditional heart rate detection, base in ear canal
Originally be not in sweat, therefore not will receive sweat influence, measurement result is more stable accurate.
Hearing aid of the invention is integrated with bluetooth module, can connect the APP on intelligent mobile phone platform, pass through cell phone application
Be capable of intuitive and convenient shows heart rate value.Mobile phone can also generate the audio signal to match with heart rate value, and the audio is believed
The DSP of digital deaf-aid number is sent to by bluetooth, after DSP processing parses the audio signal, output to audio output module,
The heart rate value is broadcasted to wearer.
To sum up, the present invention has rational design, feature-rich, easy to use, and measurement data is more stable accurate.With good
Market prospects.
Detailed description of the invention
Fig. 1 is systematization structure chart of the invention.
Fig. 2 is the mobile phone end APP program flow diagram of embodiment one.
Fig. 3 is the flow chart of the digital deaf-aid casting heart rate value of embodiment two.
Specific embodiment
Technical solution of the present invention is further illustrated combined with specific embodiments below.
Embodiment one:
Fig. 1 is systematization structure chart of the invention, and method for measuring heart rate in the ear canal of the invention based on hearing aid is
System includes smart phone, digital deaf-aid and the APP for being loaded in calculating heart rate on mobile phone.
The digital deaf-aid includes traditional DSP module, Audio Input Modules, outside audio output module, further includes indigo plant
Tooth module and photoelectricity heart rate sensor, photoelectricity heart rate sensor are connect with DSP module, and bluetooth module is connect with DSP module, audio
Input module and audio output module are connect with DSP module；The bluetooth module of digital deaf-aid is for connecting smart phone.
In measurement process, digital deaf-aid is worn on left ear and auris dextra by wearer, makes the light on digital deaf-aid
Electric heart rate sensor is placed in wearer's ear canal, in the bluetooth module of mobile phone end connection digital deaf-aid, passes through the photoelectricity heart
The heart rate of rate sensor real-time monitoring wearer, generates analog electrical signal, this analog electrical signal sends digital deaf-aid to
DSP, DSP carry out processing to analog signal and are converted to digital signal, and are sent to be sent to by bluetooth module and operate in intelligence
After APP on cell phone platform, APP receive the digital signal, pulse wave and heart rate value are shown.
The principle of the photo-electric heart rate sensor are as follows: the light velocity that photo-electric heart rate sensor issues certain wavelength is irradiated to
Ear canal wall skin surface, the receiver in photo-electric heart rate sensor will receive reflected light wave, during this by
In the attenuation by absorption effect by integumentary musculature and blood, the luminous intensity that receiver detects will weaken, in the process skin
Muscle is to maintain the absorption of light constant, and blood changes under action of the heart in pulsating nature, when the heart contracts peripheral blood
Capacity is most, and absorbing amount is also maximum, while the luminous intensity received is minimum, and in diastole, it is exactly the opposite, it receives
Luminous intensity it is maximum.Therefore the light wave intensity that photo-electric heart rate sensor receives will be in cyclically-varying, photoelectricity sensing heart rate
Device can generate corresponding analog electrical signal according in cyclically-varying light wave intensity, then send this analog electrical signal to DSP
Processing.
Fig. 2 is mobile phone end APP program flow diagram in the present invention.Welcome interface, connection can be shown after opening cell phone application
The bluetooth of digital deaf-aid receives the data for being transmitted through and in digital deaf-aid after successful connection, APP can be shown after receiving data
Waveform and and start to calculate heart rate value, the heart rate value of calculating will be shown on smart phone screen.Then judge whether to receive
It finishes, finishes if receiving program, heart rate value will not refresh again, if data do not receive, continue
Data are received, are repeated the above steps.Heart rate value and pulse wave can be constantly updated until data receiver finishes.
Embodiment two:
On the basis of example 1, smart phone can generate the audio signal to match with heart rate value, and by the audio
Signal is sent to the DSP of digital deaf-aid by bluetooth, and after DSP processing parses the audio signal, audio output mould is given in output
Block broadcasts the heart rate value to wearer.
Fig. 3 is the flow chart of digital deaf-aid casting heart rate value.After mobile phone shows heart rate value, mobile phone generates corresponding
Audio signal, check whether the bluetooth equipment of mobile phone with digital deaf-aid be in connection status at this time, if not in company
State is connect then to connect manually.Hearing aid starts to receive audio signal after successful connection, and bluetooth module receives audio signal
The DSP for being given digital deaf-aid afterwards carries out dissection process, and output is to audio output module, casting after audio signal is processed
The heart rate value.
Illustrative description has been done to the present invention above, it should explanation, the case where not departing from core of the invention
Under, any simple deformation, modification or other skilled in the art can not spend the equivalent replacement of creative work equal
Fall into protection scope of the present invention.
Claims (2)
1. method for measuring heart rate in a kind of ear canal based on hearing aid, it is characterised in that: it includes smart phone, digital hearing aid
Device and the APP for being loaded in calculating heart rate on mobile phone,
The digital deaf-aid includes that DSP module, Audio Input Modules, audio output module, bluetooth module and photoelectricity heart rate pass
Sensor, photoelectricity heart rate sensor are connect with DSP module, and bluetooth module is connect with DSP module, Audio Input Modules and audio output
Module is connect with DSP module；The bluetooth module of digital deaf-aid is for connecting smart phone smart phone；
Digital deaf-aid is worn on ear, is placed in the photoelectricity heart rate sensor on digital deaf-aid in wearer's ear canal,
Mobile phone end connects the bluetooth module of digital deaf-aid, by the heart rate of photoelectricity heart rate sensor real-time monitoring wearer, produces
Raw analog electrical signal, this analog electrical signal send the DSP of digital deaf-aid to, and DSP carries out processing to analog signal and is converted to number
Word signal, and the APP for being sent to and operating on intelligent mobile phone platform is sent to by bluetooth module, APP receives number letter
After number, pulse wave and heart rate value are shown.
2. method for measuring heart rate in the ear canal according to claim 1 based on hearing aid: smart phone can generate and heart rate
The audio signal that value matches, and the audio signal is sent to the DSP of digital deaf-aid by bluetooth, DSP processing parsing should
After audio signal, exports to audio output module, broadcast the heart rate value to wearer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810090548.8A CN110099346A (en) | 2018-01-30 | 2018-01-30 | Method for measuring heart rate in a kind of ear canal based on hearing aid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810090548.8A CN110099346A (en) | 2018-01-30 | 2018-01-30 | Method for measuring heart rate in a kind of ear canal based on hearing aid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110099346A true CN110099346A (en) | 2019-08-06 |
Family
ID=67442335
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810090548.8A Pending CN110099346A (en) | 2018-01-30 | 2018-01-30 | Method for measuring heart rate in a kind of ear canal based on hearing aid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110099346A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111885263A (en) * | 2020-07-29 | 2020-11-03 | 天津大学 | Smart phone audio sleep automatic shutdown system based on heart rate detection |
| CN112562265A (en) * | 2020-12-23 | 2021-03-26 | 江苏集萃智能集成电路设计技术研究所有限公司 | Intelligent monitoring system and monitoring method based on hearing aid |
| CN114830689A (en) * | 2019-12-17 | 2022-07-29 | 大北欧听力公司 | Heart rate measurement using hearing devices and APP |
| CN117814791A (en) * | 2024-01-04 | 2024-04-05 | 杭州惠耳听力技术设备有限公司 | In-ear hearing aid and method for monitoring heart rate and blood oxygen in real time by same |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105310662A (en) * | 2014-07-28 | 2016-02-10 | 中国科学院理化技术研究所 | Wearable pulse ripples of duct formula is acquireed and recorder |
| WO2016038887A1 (en) * | 2014-09-08 | 2016-03-17 | 京セラ株式会社 | Bioinformation measuring device |
| CN106963548A (en) * | 2015-10-29 | 2017-07-21 | 西万拓私人有限公司 | Hearing system with the sensor for gathering biological data |
| CN106999048A (en) * | 2014-11-25 | 2017-08-01 | 因诺瓦设计方案有限公司 | Portable physiological monitor |
| CN206413142U (en) * | 2016-12-15 | 2017-08-15 | 东莞市上源电子有限公司 | A kind of intelligent health monitoring bluetooth earphone |
-
2018
- 2018-01-30 CN CN201810090548.8A patent/CN110099346A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105310662A (en) * | 2014-07-28 | 2016-02-10 | 中国科学院理化技术研究所 | Wearable pulse ripples of duct formula is acquireed and recorder |
| WO2016038887A1 (en) * | 2014-09-08 | 2016-03-17 | 京セラ株式会社 | Bioinformation measuring device |
| CN106999048A (en) * | 2014-11-25 | 2017-08-01 | 因诺瓦设计方案有限公司 | Portable physiological monitor |
| CN106963548A (en) * | 2015-10-29 | 2017-07-21 | 西万拓私人有限公司 | Hearing system with the sensor for gathering biological data |
| CN206413142U (en) * | 2016-12-15 | 2017-08-15 | 东莞市上源电子有限公司 | A kind of intelligent health monitoring bluetooth earphone |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114830689A (en) * | 2019-12-17 | 2022-07-29 | 大北欧听力公司 | Heart rate measurement using hearing devices and APP |
| CN111885263A (en) * | 2020-07-29 | 2020-11-03 | 天津大学 | Smart phone audio sleep automatic shutdown system based on heart rate detection |
| CN112562265A (en) * | 2020-12-23 | 2021-03-26 | 江苏集萃智能集成电路设计技术研究所有限公司 | Intelligent monitoring system and monitoring method based on hearing aid |
| CN117814791A (en) * | 2024-01-04 | 2024-04-05 | 杭州惠耳听力技术设备有限公司 | In-ear hearing aid and method for monitoring heart rate and blood oxygen in real time by same |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110099346A (en) | Method for measuring heart rate in a kind of ear canal based on hearing aid | |
| CN104133366A (en) | Wrist watch device with intelligent health monitoring and alarming system and method thereof | |
| CN103845046A (en) | Biological information measurement apparatus, biological information measurement system, biological information measurement method, and program | |
| CN108464823A (en) | A kind of laolaohengyan system based on intelligent wristwatch | |
| CN206274673U (en) | Heart rate detection earphone | |
| CN205454043U (en) | Intelligence bluetooth rhythm of heart earphone | |
| CN107260138A (en) | A kind of Intelligent bracelet and method of work for monitoring children's safety health | |
| CN203576480U (en) | Wearing type computing equipment based on temperature measurement technology | |
| CN209488772U (en) | A kind of charging box and its system of wireless headset | |
| CN206413142U (en) | A kind of intelligent health monitoring bluetooth earphone | |
| CN105310698A (en) | Auditory meatus surface-mounted oxyhemoglobin saturation monitor and system thereof | |
| CN203914892U (en) | A kind of health detection system | |
| CN105615859A (en) | Auxiliary device for blood pressure measurement, blood pressure measurement equipment and design method of blood pressure measurement equipment | |
| CN204293137U (en) | A kind of human health information checkout gear | |
| CN106667127A (en) | Intelligent cushion capable of correcting sitting posture | |
| CN105125200A (en) | Wireless ear clip type earphone cardiotachometer and control method thereof | |
| CN104939824B (en) | A kind of wearable device, detection circuit and method for wearable device | |
| CN212729774U (en) | Human body multi-parameter monitoring terminal based on mobile phone | |
| CN103251393A (en) | Portable blood oxygen, blood sugar and pulse measuring system and manufacture method thereof | |
| CN108720823A (en) | Wristwatch type blood pressure monitoring device and method based on pulse wave velocity method | |
| CN208798168U (en) | A kind of earphone | |
| US20240164725A1 (en) | Physiological detection signal quality evaluation method, electronic device, and storage medium | |
| CN206630608U (en) | Heart rate measurement device and earphone | |
| CN206756741U (en) | A kind of blood glucose meter based on the communication of mobile device Lightning mouths | |
| CN209497577U (en) | A kind of bluetooth headset with high-precision heart rate measurement function |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190806 |