CN106308800A - A respiration monitoring device - Google Patents
A respiration monitoring device Download PDFInfo
- Publication number
- CN106308800A CN106308800A CN201510337428.XA CN201510337428A CN106308800A CN 106308800 A CN106308800 A CN 106308800A CN 201510337428 A CN201510337428 A CN 201510337428A CN 106308800 A CN106308800 A CN 106308800A
- Authority
- CN
- China
- Prior art keywords
- monitoring device
- conductive component
- layer
- respiration monitoring
- friction means
- 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.)
- Granted
Links
Abstract
The invention relates to the technical field of generators and provides a respiration monitoring device comprising an electric conduction part, a friction part corresponding to the electric conduction part, and a fixing part arranged at the chest and/or abdomen position of the human body and connected with the friction part or the electric conduction part. The fixing part moves along with the respiration of the human body and makes the friction part and the electric conduction part engage or disengage; in the process of engagement and disengagement, the friction part and the electric conduction part generate friction charges separately to represent the respiration condition of the human body. The respiration monitoring device can monitor the respiration condition of the human body in real time.
Description
Technical field
The present invention relates to technical field of generators, in particular it relates to a kind of breathing based on friction generator
Monitoring device.
Background technology
Respiratory system disease is a kind of commonly encountered diseases, frequently-occurring disease, and major lesions is in trachea-bronchial epithelial cell, pulmonary
And thoracic cavity, existing respiration monitoring device is it is generally required to external power supply, and cannot monitor breathing in real time
Situation, thus human body breathing problem cannot be found in time.
Summary of the invention
It is an object of the invention to provide a kind of respiration monitoring device, human body respiration situation can be monitored in real time.
To achieve these goals, the present invention provides a kind of respiration monitoring device, described respiration monitoring device
Including: conductive component；Friction means, corresponding described conductive component is arranged；And fixed component, arrange
In the thoracic cavity of human body and/or position, abdominal cavity, and be connected with described friction means or conductive component, for
Human body respiration and move, make described friction means contact with conductive component or separate, and be contacting and separating
During, described friction means and conductive component produce triboelectric charge respectively, to characterize human body respiration
Situation.
Respiration monitoring device of the present invention, can be in human body respiration mistake by the setting of conductive component with friction means
Journey produces triboelectric charge, can determine that the signal of telecommunication characterizing breathing situation according to described triboelectric charge, it is not necessary to
External power supply, can realize monitoring in real time the breathing situation of human body, promptly and accurately.
Other features and advantages of the present invention will be described in detail in detailed description of the invention part subsequently.
Accompanying drawing explanation
Accompanying drawing is used to provide a further understanding of the present invention, and constitutes the part of description, with
Detailed description below is used for explaining the present invention together, but is not intended that limitation of the present invention.?
In accompanying drawing:
Fig. 1 is the first enforcement structural representation of respiration monitoring device of the present invention；
Fig. 2 is the top view of the first enforcement structure of respiration monitoring device of the present invention；
Fig. 3 is the first enforcement structure stress variation diagram of respiration monitoring device of the present invention；
Fig. 4 is the second enforcement structural representation of respiration monitoring device of the present invention；
Fig. 5 is breath signal figure.
Description of reference numerals
1 first electrode layer 2 second frictional layer
3 the second electrode lay 4 bandages
5 basal layer 51 through holes
6 wires
Detailed description of the invention
Below in conjunction with accompanying drawing, the detailed description of the invention of the present invention is described in detail.It should be appreciated that
Detailed description of the invention described herein is merely to illustrate and explains the present invention, is not limited to this
Bright.
The direction term mentioned in the present invention, such as " on ", D score, "front", "rear", "left", "right"
Deng, it is only the direction with reference to accompanying drawing.Therefore, the direction term of use is used to illustrate not for limiting
Protection scope of the present invention.
Respiration monitoring device of the present invention includes conductive component；Friction means, corresponding described conductive component is arranged；
And fixed component, be arranged on thoracic cavity and/or the position, abdominal cavity of human body, and with described friction means or lead
Electricity parts connect, and for moving with human body respiration, make described friction means contact with conductive component or divide
From, and during being contacting and separating, described friction means and conductive component produce franklinic electricity respectively
Lotus, to characterize human body respiration situation.Wherein, the material of the contact surface of described friction means and conductive component
Between have friction electrode sequence difference.
Respiration monitoring device of the present invention, can be in human body respiration mistake by the setting of conductive component with friction means
Journey produces triboelectric charge, can determine that the signal of telecommunication characterizing breathing situation according to described triboelectric charge, it is not necessary to
External power supply, can realize monitoring in real time the breathing situation of human body, promptly and accurately.
Wherein, for improving the accuracy of detection, described fixed component is arranged on human body or clothes is the tightest
On body clothes, make conductive component and friction means that relative displacement to occur along with human body respiration.Additionally, be
Improving the intensity of franklinic electricity signal further, the contact surface of described friction means and/or conductive component has to be received
Rice or micrometer structure layer.
As Figure 1-Figure 4, described conductive component includes the first electrode layer 1, for described friction
In component contact and separation process, described first electrode layer 1 produces triboelectric charge.
Further, described conductive component also includes the first frictional layer (not shown), is arranged at institute
State the surface of the first electrode layer 1, for when being contacting and separating with described friction means, produce franklinic electricity
Lotus, and electrostatic induction goes out electric charge on the first electrode layer 1.
As shown in Figure 4, described friction means includes the second frictional layer 2, for described conductive component
When being contacting and separating, described second frictional layer 2 and conductive component produce triboelectric charge respectively, make described
The franklinic electricity potential difference characterizing breathing situation is formed between first electrode layer 1 and ground.As shown in Figure 4, pass through
First electrode layer 1 and the setting of the second frictional layer 2, forms single electrode electromotor, can be according to the first electrode
Franklinic electricity potential difference between layer 1 and ground determines the breathing situation of human body.In the present embodiment, described first
Electrode layer 1 is made up of thin metal foil, and described second frictional layer 2 is polymer, but is not limited thereto.
The material of described first frictional layer and/or described second frictional layer 2 can be polyimides, polytetrafluoro
Ethylene, polrvinyl chloride, polytrifluorochloroethylene, polyphenyl propane carbonate, polypropylene, polyethylene, polyphenyl
Ethylene, polyvinylidene chloride, polyethylene terephthalate, polyvinyl alcohol, poly-methyl methacrylate
At least one in ester, polyurethane elastomer, poly-phthalic acid diallyl, polyformaldehyde etc..Wherein, institute
The width stating the second frictional layer 2 is 1-4cm, a length of 3-10cm, and thickness can be at a few to tens of microns
(μm) magnitude.
Further, described friction means also includes the second electrode lay 3 (as shown in figures 1 and 3), if
It is placed in the surface of described second frictional layer 2, for triboelectric charge will be produced also on described second frictional layer 2
The second electrode lay 3 produces charge inducing, makes between described first electrode layer 1 and the second electrode lay 3
Form the franklinic electricity potential difference characterizing breathing situation.By the setting of the first electrode layer 1 with the second electrode lay 3,
Described first electrode layer 1 with the second electrode lay 3 produce contrary sign triboelectric charge, further by arranging
Described first electrode layer 1 and the second electricity drawn by wire 6 on the first electrode layer 1 and the second electrode lay 3
The signal of telecommunication between pole layer 3, so that it is determined that the breathing situation of human body.
Wherein, the thickness of described the second electrode lay 3 is 50-200nm.Described first electrode layer 1 and/or
The material of the second electrode lay 3 is metal alloy or the metal-oxide of conduction.Described metal alloy can be gold,
Silver, platinum, aluminum, nickel, copper, ferrum, chromium, etc. at least one, described metal-oxide can be indium tin metal
Oxide, but be not limited thereto.
Additionally, respiration monitoring device of the present invention also includes basal layer 5, it is sticked special at human body skin or clothes
It is not on betweeners, is used for supporting described friction means or conductive component.Wherein, described basal layer 5
It is made of a soft.When described friction means separates with conductive component, both spacing can be tens of
To hundreds of micron dimensions.
Wherein, described basal layer 5 arranges 51 through hole, is used for making described fixed component, friction part
Any one being positioned on described basal layer 5 in part and conductive component passes, during human body respiration,
There is relative displacement between described friction means and conductive component, enable described friction means and conductive component
Contact or separation.Described fixed component includes two bandages 4, is separately fixed at described friction means or leads
The two ends of electricity parts.Wherein, a length of 5-55cm of each described bandage 4.
As described in Figure 1, the second frictional layer 2 and the second electrode lay 3 of friction means both passes through described through hole
51 (also can the only second frictional layer 2 or the second electrode lay 3 through described through hole 51), the most described basal layer
The upper surface of 5 is correspondingly arranged on the first electrode layer 1 of described conductive component, but is not limited thereto, as
Shown in Fig. 4, the first electrode layer 1 of described conductive component is through described through hole 51, the most described basal layer 5
Upper surface be correspondingly arranged on the second frictional layer 2 of described friction means.When human body respiration, described in tie up
Band 4 moves respectively with basal layer 5, makes there is relative displacement between described friction means and conductive component, enters
And make described friction means constantly be contacting and separating with conductive component.
Below as a example by Fig. 3, introduce the operation principle of respiration monitoring device of the present invention.
In normal state, the second frictional layer 2 separates with the first electrode layer 1, the most described second frictional layer
2 and first electric charges on electrode layer 1 are in poised state；When human body air-breathing, thoracic cavity and abdominal cavity extend out,
Bandage 4 and basal layer 5 move respectively, make described second frictional layer 2 produce relative with the first electrode layer 1
Displacement, and described second frictional layer 2 contacts with the first electrode layer 1, produces triboelectric charge respectively, described
Electric charge on second frictional layer 2 makes to produce on the second electrode lay 3 charge inducing, makes the first electrode layer 1 He
The second electrode lay 3 forms current loop by wire 6, exports the signal of telecommunication；Reach capacity in human body air-breathing
Time, described second frictional layer 2 and the first electrode layer 1 contact area are maximum, and the fricative quantity of electric charge is also
Maximum；When human exhaled breath, thoracic cavity and abdominal cavity are shunk, and the second frictional layer 2 and the first electrode layer 1 are gradually
Separate, owing to the second frictional layer 2 is non-conductive organic thin film layer, so in order to keep electric neutrality, meeting exists
Inducing equivalent heterocharge on the second electrode lay 3, then under the driving of electric potential difference, electronics is in dispatch from foreign news agency
Road occurs displacement, exports the signal of telecommunication；When expiration reaches capacity, the second frictional layer 2 and first
Electrode layer 1 is kept completely separate, and electromotor is completely recovered to original state.
As it is shown in figure 5, during human body respiration, respiration monitoring device of the present invention can export in real time and follow
The signal of telecommunication (signal of telecommunication shown in Figure 5 is voltage signal) of time change, according to the described signal of telecommunication
Situation of change can analyze frequency, the rhythm and pace of moving things and the degree of depth etc. that current human breathes, further applied pathology
Analysis, the disease such as such as asthma, it is achieved the purpose of real time medical monitoring, can accurately find emergency case,
Remind related personnel to make emergency measure in time, thus lower the infringement to human body.
The preferred embodiment of the present invention is described in detail above in association with accompanying drawing, but, the present invention does not limit
Detail in above-mentioned embodiment, in the technology concept of the present invention, can be to the present invention
Technical scheme carry out multiple simple variant, these simple variant belong to protection scope of the present invention.
It is further to note that each the concrete technology described in above-mentioned detailed description of the invention is special
Levy, in the case of reconcilable, can be combined by any suitable means, in order to avoid need not
The repetition wanted, various possible compound modes are illustrated by the present invention the most separately.
Additionally, combination in any can also be carried out between the various different embodiment of the present invention, as long as its
Without prejudice to the thought of the present invention, it should be considered as content disclosed in this invention equally.
Claims (14)
1. a respiration monitoring device, it is characterised in that described respiration monitoring device includes:
Conductive component；
Friction means, corresponding described conductive component is arranged；And
Fixed component, is arranged on thoracic cavity and/or the position, abdominal cavity of human body, and with described friction means or
Conductive component connects, for moving with human body respiration, make described friction means contact with conductive component or
Separate, and during being contacting and separating, described friction means and conductive component produce friction respectively
Electric charge, to characterize human body respiration situation.
Respiration monitoring device the most according to claim 1, it is characterised in that described conductive component
Including:
First electrode layer (1), is used for during being contacting and separating with described friction means, described first
Electrode layer produces triboelectric charge on (1).
Respiration monitoring device the most according to claim 2, it is characterised in that described conductive component
Also include:
First frictional layer, is arranged at the surface of described first electrode layer (1), for described friction
When component contact and separation, produce triboelectric charge, and go out electric charge in the first electrode layer (1) electrostatic induction.
4. according to the respiration monitoring device described in Claims 2 or 3, it is characterised in that described friction
Parts include:
Second frictional layer (2), for when being contacting and separating with described conductive component, described second rubs
Produce triboelectric charge respectively on layer (2) and conductive component, make between described first electrode layer (1) and ground
Form the franklinic electricity potential difference characterizing breathing situation.
Respiration monitoring device the most according to claim 4, it is characterised in that described second friction
The width of layer (2) is 1-4cm, a length of 3-10cm.
6. according to the respiration monitoring device described in claim 4 or 5, it is characterised in that described first
The material of frictional layer and/or the second frictional layer (2) be polyimides, politef, polrvinyl chloride,
Polytrifluorochloroethylene, polyphenyl propane carbonate, polypropylene, polyethylene, polystyrene, poly-inclined two chloroethenes
Alkene, polyethylene terephthalate, polyvinyl alcohol, polymethyl methacrylate, polyurethane elastomer,
At least one in poly-phthalic acid diallyl, polyformaldehyde.
7. according to the respiration monitoring device according to any one of claim 4-6, it is characterised in that institute
State friction means also to include:
The second electrode lay (3), is arranged at the surface of described second frictional layer (2), for described the
Two frictional layers (2) are upper to be produced triboelectric charge and produces charge inducing on the second electrode lay (3), described
The franklinic electricity potential difference characterizing breathing situation is formed between first electrode layer (1) and the second electrode lay (3).
8. according to the respiration monitoring device according to any one of claim 1-7, it is characterised in that institute
State respiration monitoring device also to include:
Basal layer (5), is used for supporting described friction means or conductive component.
Respiration monitoring device the most according to claim 8, it is characterised in that described basal layer (5)
On be provided with a through hole (51), be used for making position in described fixed component, friction means and conductive component
Any one on described basal layer (5) passes, during human body respiration, and described friction means
And there is relative displacement between conductive component, enable described friction means to contact with conductive component or to separate.
Respiration monitoring device the most according to claim 8 or claim 9, it is characterised in that described substrate
Layer (5) is made of a soft.
11. according to the respiration monitoring device according to any one of claim 1-10, it is characterised in that
Described fixed component includes two bandages (4), is separately fixed at the two of described friction means or conductive component
End.
12. respiration monitoring devices according to claim 11, it is characterised in that each described bandage
(4) a length of 5-55cm.
13. according to the respiration monitoring device according to any one of claim 1-12, it is characterised in that
The contact surface of described friction means and/or conductive component has nanometer or micrometer structure layer.
14. according to the respiration monitoring device according to any one of claim 1-13, it is characterised in that
There is between the material of the contact surface of described friction means and conductive component friction electrode sequence difference.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510337428.XA CN106308800B (en) | 2015-06-17 | 2015-06-17 | Respiration monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510337428.XA CN106308800B (en) | 2015-06-17 | 2015-06-17 | Respiration monitoring device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106308800A true CN106308800A (en) | 2017-01-11 |
| CN106308800B CN106308800B (en) | 2021-04-20 |
Family
ID=57732951
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510337428.XA Active CN106308800B (en) | 2015-06-17 | 2015-06-17 | Respiration monitoring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106308800B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108523894A (en) * | 2018-05-11 | 2018-09-14 | 浙江大学 | Wearable contact-type electrostatic self energizing respiration monitoring device |
| CN113729712A (en) * | 2021-08-27 | 2021-12-03 | 北京纳米能源与系统研究所 | Sensor |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008113932A (en) * | 2006-11-07 | 2008-05-22 | Institute Of National Colleges Of Technology Japan | Body motion detection sensor and body motion monitoring system |
| CN103354429A (en) * | 2013-03-12 | 2013-10-16 | 国家纳米科学中心 | Sliding friction nano generator and power generation method |
| CN203290910U (en) * | 2013-02-18 | 2013-11-20 | 纳米新能源（唐山）有限责任公司 | Patient monitoring system |
| CN203573428U (en) * | 2013-09-12 | 2014-04-30 | 国家纳米科学中心 | Automatic-driving doorbell device |
| KR101398708B1 (en) * | 2014-01-09 | 2014-05-27 | 성균관대학교산학협력단 | Electrostatic energy harvester coupled with ferroelectric effect |
| US20140246950A1 (en) * | 2013-03-01 | 2014-09-04 | Georgia Tech Research Corporation | Triboelectric nanogenerator |
| CN203873736U (en) * | 2014-03-14 | 2014-10-15 | 纳米新能源（唐山）有限责任公司 | Sleep monitoring pillow |
| CN203885486U (en) * | 2014-04-11 | 2014-10-22 | 纳米新能源（唐山）有限责任公司 | Medical monitoring mattress and medical monitoring system employing same |
| WO2014193182A1 (en) * | 2013-05-31 | 2014-12-04 | 전자부품연구원 | Triboelectric generator |
| CN104578893A (en) * | 2013-10-18 | 2015-04-29 | 纳米新能源（唐山）有限责任公司 | Frictional power generator employing dual-polymer composite film, preparation method thereof and vibration sensor |
| CN104682766A (en) * | 2013-11-26 | 2015-06-03 | 北京纳米能源与系统研究所 | Nanometer power generator based on independent friction layer, power generator set based on independent friction layer and power generating method based on independent friction layer |
-
2015
- 2015-06-17 CN CN201510337428.XA patent/CN106308800B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008113932A (en) * | 2006-11-07 | 2008-05-22 | Institute Of National Colleges Of Technology Japan | Body motion detection sensor and body motion monitoring system |
| JP4895017B2 (en) * | 2006-11-07 | 2012-03-14 | 独立行政法人国立高等専門学校機構 | Body motion detection sensor and body motion monitoring system |
| CN203290910U (en) * | 2013-02-18 | 2013-11-20 | 纳米新能源（唐山）有限责任公司 | Patient monitoring system |
| US20140246950A1 (en) * | 2013-03-01 | 2014-09-04 | Georgia Tech Research Corporation | Triboelectric nanogenerator |
| CN103354429A (en) * | 2013-03-12 | 2013-10-16 | 国家纳米科学中心 | Sliding friction nano generator and power generation method |
| WO2014193182A1 (en) * | 2013-05-31 | 2014-12-04 | 전자부품연구원 | Triboelectric generator |
| CN203573428U (en) * | 2013-09-12 | 2014-04-30 | 国家纳米科学中心 | Automatic-driving doorbell device |
| CN104578893A (en) * | 2013-10-18 | 2015-04-29 | 纳米新能源（唐山）有限责任公司 | Frictional power generator employing dual-polymer composite film, preparation method thereof and vibration sensor |
| CN104682766A (en) * | 2013-11-26 | 2015-06-03 | 北京纳米能源与系统研究所 | Nanometer power generator based on independent friction layer, power generator set based on independent friction layer and power generating method based on independent friction layer |
| KR101398708B1 (en) * | 2014-01-09 | 2014-05-27 | 성균관대학교산학협력단 | Electrostatic energy harvester coupled with ferroelectric effect |
| CN203873736U (en) * | 2014-03-14 | 2014-10-15 | 纳米新能源（唐山）有限责任公司 | Sleep monitoring pillow |
| CN203885486U (en) * | 2014-04-11 | 2014-10-22 | 纳米新能源（唐山）有限责任公司 | Medical monitoring mattress and medical monitoring system employing same |
Non-Patent Citations (3)
| Title |
|---|
| FENG-RU FAN, ZHON-QUN TIAN, ZHONG LIN WANG: "Flexible triboelectric generator", 《NANO ENERGY》 * |
| PENG,BAI,GUANG, ET.AL.: "membrane-based self-powered triboelectric sensors for pressure change detection and its uses in security surveillance and healthcare monitoring", 《ADVANCED FUNCTIONAL MATERIALS》 * |
| SIMIAO NIU, SIHONG WANG, LONG LIN, YING LIU, YU SHENG ZHOU, YOUF: "Theoretical study of contact-mode triboelectric nanogenerators as an effective power source", 《ENERGY & ENVIRONMENTAL SCIENCE》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108523894A (en) * | 2018-05-11 | 2018-09-14 | 浙江大学 | Wearable contact-type electrostatic self energizing respiration monitoring device |
| CN113729712A (en) * | 2021-08-27 | 2021-12-03 | 北京纳米能源与系统研究所 | Sensor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106308800B (en) | 2021-04-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Liu et al. | Flexible piezoelectric nanogenerator in wearable self-powered active sensor for respiration and healthcare monitoring | |
| Peng et al. | All‐nanofiber self‐powered skin‐interfaced real‐time respiratory monitoring system for obstructive sleep apnea‐hypopnea syndrome diagnosing | |
| Song et al. | Nanopillar arrayed triboelectric nanogenerator as a self-powered sensitive sensor for a sleep monitoring system | |
| Shi et al. | Artificial intelligence of things (AIoT) enabled floor monitoring system for smart home applications | |
| Kabiri Ameri et al. | Graphene electronic tattoo sensors | |
| Zhang et al. | Compressible and stretchable magnetoelectric sensors based on liquid metals for highly sensitive, self-powered respiratory monitoring | |
| CN103411710B (en) | A kind of pressure transducer, electronic skin and touch-screen equipment | |
| Kim et al. | Highly stretchable 2D fabrics for wearable triboelectric nanogenerator under harsh environments | |
| Lin et al. | Trap-induced dense monocharged perfluorinated electret nanofibers for recyclable multifunctional healthcare mask | |
| CN105553323B (en) | Physiological monitoring sensing belt and manufacturing method thereof, physiological monitoring mattress and monitoring system | |
| Pu et al. | Triboelectric nanogenerators as wearable power sources and self-powered sensors | |
| Zhang et al. | Self-powered electronic skin for remote human–machine synchronization | |
| US11545265B2 (en) | Predictive respiratory monitor and system | |
| Anaya et al. | Contactless tracking of humans using non-contact triboelectric sensing technology: Enabling new assistive applications for the elderly and the visually impaired | |
| Chen et al. | Novel flexible material-based unobtrusive and wearable body sensor networks for vital sign monitoring | |
| Lü et al. | Ultrathin flexible piezoelectric sensors for monitoring eye fatigue | |
| Vasandani et al. | Triboelectric nanogenerator using microdome‐patterned PDMS as a wearable respiratory energy harvester | |
| Xiao et al. | Self-powered, flexible and remote-controlled breath monitor based on TiO2 nanowire networks | |
| Lee et al. | PU nanoweb-based textile electrode treated with single-walled carbon nanotube/silver nanowire and its application to ECG monitoring | |
| Li et al. | Self-powered stretchable strain sensors for motion monitoring and wireless control | |
| Mao et al. | Flexible and wearable electronic silk fabrics for human physiological monitoring | |
| CN106308800A (en) | A respiration monitoring device | |
| WO2020204545A1 (en) | Self-powered vital sign sensor and vital sign monitoring system using same | |
| Zhang et al. | Biodegradable smart face masks for machine learning-assisted chronic respiratory disease diagnosis | |
| Zhang et al. | A high-performance, biocompatible, and degradable piezoresistive-triboelectric hybrid device for cross-scale human activities monitoring and self-powered smart home system |
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 | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: No.8, yangyandong 1st Road, Yanqi Economic Development Zone, Huairou District, Beijing Applicant after: Beijing Institute of Nanoenergy and Nanosystems Address before: 100083, C building, Tiangong building, No. 30, Haidian District, Beijing, Xueyuan Road Applicant before: Beijing Institute of Nanoenergy and Nanosystems |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant |