CN104548405A - Mask comprising air quality detection device and processing device - Google Patents

Mask comprising air quality detection device and processing device Download PDF

Info

Publication number
CN104548405A
CN104548405A CN201410797711.6A CN201410797711A CN104548405A CN 104548405 A CN104548405 A CN 104548405A CN 201410797711 A CN201410797711 A CN 201410797711A CN 104548405 A CN104548405 A CN 104548405A
Authority
CN
China
Prior art keywords
mouth mask
air quality
filter capacity
obtains
information
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
Application number
CN201410797711.6A
Other languages
Chinese (zh)
Other versions
CN104548405B (en
Inventor
刘俊启
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Baidu Online Network Technology Beijing Co Ltd
Beijing Baidu Netcom Science and Technology Co Ltd
Original Assignee
Beijing Baidu Netcom Science and Technology Co Ltd
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 Beijing Baidu Netcom Science and Technology Co Ltd filed Critical Beijing Baidu Netcom Science and Technology Co Ltd
Priority to CN201410797711.6A priority Critical patent/CN104548405B/en
Publication of CN104548405A publication Critical patent/CN104548405A/en
Application granted granted Critical
Publication of CN104548405B publication Critical patent/CN104548405B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The invention aims to provide a mask. The mask comprises an air quality detection device for detecting the air quality, and a processing device for analyzing and processing according the detected air quality. Compared with the prior art, the mask has the advantages that the mask can be used for detecting the air quality, analyzing and processing according to the detected air quality and giving suggestions accordingly, so that a user can conveniently acquire specific suggestions, and the user experience is enhanced.

Description

A kind of mouth mask comprising air quality detecting device and treating apparatus
Technical field
The present invention relates to a kind of wearable device, particularly relate to a kind of mouth mask comprising air quality detecting device and treating apparatus.
Background technology
In the face of the reality of Current air pollution, user often needs to wear mouth mask.According to the air pollution order of severity, or cause air-polluting different reason, such as dirt mite, virus, bacterium, other PM2.5 particles, formaldehyde, benzene etc., user needs the mouth mask selecting suitable type.But owing to lacking detection means easily, user, when selecting mouth mask, generally only can select according to weather forecast or feel, therefore selected mouth mask probably and be not suitable for.Therefore, how the suggestion about the mouth mask that should wear can be provided easily to be a problem needing to solve according to testing result.
Summary of the invention
The object of this invention is to provide a kind of mouth mask, wherein, this mouth mask comprises:
-air quality detecting device, for detecting air quality;
-treating apparatus, for carrying out analyzing and processing according to detected air quality, to offer suggestions.
Compared with prior art, mouth mask of the present invention can detect air quality, and can carry out analyzing and processing according to detected air quality, correspondingly to offer suggestions, thus user can be got more easily advise targetedly, enhance Consumer's Experience.
Accompanying drawing explanation
By reading the detailed description done non-limiting example done with reference to the following drawings, other features, objects and advantages of the present invention will become more obvious:
Fig. 1 illustrates the schematic diagram according to mouth mask of the present invention.
In accompanying drawing, same or analogous Reference numeral represents same or analogous parts.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described in further detail.
Fig. 1 illustrates according to mouth mask of the present invention, and wherein, described mouth mask comprises air quality detecting device 11 for detecting air quality and for carrying out analyzing and processing according to detected air quality, with the treating apparatus 12 of offering suggestions.
Air quality detecting device 11 in described mouth mask can be used for detecting air quality.This air quality detecting device 11 in real time or can regularly detect the various air pollutants types, concentration and/or the content that exist in current environment.Such as, this air quality detecting device 11 can utilize sensor to detect dirt mite in current environment, virus, bacterium, other PM2.5 particles, the concentration of formaldehyde, benzene etc. and/or content.In one embodiment, described air quality detecting device 11 is sensor.It will be understood by those skilled in the art that, herein, the type of air pollutants that can detect for air quality detecting device 11 and the associated description of the implementation of air quality detecting device are only exemplary and non-limiting description, there are other implementations of other air pollutants types various and air quality detecting device and do not deviate from spirit of the present invention or category, and being contained in this by reference.
In one embodiment, air quality detecting device 11 also comprises air quality acquisition device 111 (not shown) for obtaining the air quality information provided by other equipment.Herein, other equipment can for such as providing the webserver of air quality information, sends the various equipment that can provide air quality information such as radio broadcasting about air quality information.Air quality acquisition device 111 by the special interface/specific manner of communication with other equipment rooms, or can be communicated with other equipment by network, to obtain described air quality information.In addition, the mode that air quality acquisition device 111 obtains air quality information can be Real-time Obtaining, or timing acquisition, also can for obtaining the forecast information about air quality information in advance.It will be understood by those skilled in the art that herein, exemplary and non-limiting description is only for the associated description obtaining air quality, there are other implementations various and do not deviate from spirit of the present invention or category, and being contained in this by reference.
The air quality that treating apparatus 12 in described mouth mask can detect according to air quality detecting device 11 and/or the air quality information that air quality acquisition device 111 obtains carry out analyzing and processing, to offer suggestions.Such as, when the air quality that treating apparatus 12 detects according to air quality detecting device 11, by comparing with the air quality standard of setting, when analysis draws formaldehyde severe overweight, can advise that user does not stay for a long time this place.Again such as, when the forecast information of the air quality information that treating apparatus 12 obtains according to air quality acquisition device 111, analyze and show that serious haze will occur in following 24 hours localities, then can advise that user reduces outdoor exercises in following 24 hours.It will be understood by those skilled in the art that, herein, analyzing and processing is carried out for according to detected air quality and/or the air quality information that obtains, exemplary and non-limiting description is only with the associated description of offering suggestions, there are other implementations various and do not deviate from spirit of the present invention or category, and being contained in this by reference.
In a preferred embodiment, described treating apparatus 12 can according to detected air quality and/or the air quality information obtained, and the filter capacity of described mouth mask carries out analyzing and processing, to offer suggestions.Herein, the filter capacity of described mouth mask refers to the pollutant kind that this mouth mask can filter and degree of filtration.Such as, the filter capacity of mouth mask be can filter 95% PM2.5 particle etc.Described treating apparatus 12 can obtain the filter capacity of this mouth mask according to parameter preset in such as mouth mask.In one embodiment, described mouth mask also comprises the first acquisition device 13 (not shown), and it is for obtaining the filter capacity of described mouth mask.In an example, the filter capacity parameter of preset described mouth mask in mouth mask, then this first acquisition device 13 gets the filter capacity parameter of this mouth mask by internal interface thus draws the filter capacity of this mouth mask.In another example, the first acquisition device 13 can come with other equipment such as the webserver directly or by network indirect communication, to be obtained the filter capacity of this mouth mask by these other equipment according to the particular type of this mouth mask.Then described treating apparatus 12 can obtain the filter capacity of this mouth mask by this first acquisition device 13.It will be understood by those skilled in the art that herein, the associated description for the filter capacity obtaining mouth mask is only exemplary and non-limiting description, there are other implementations various and does not deviate from spirit of the present invention or category, and being contained in this by reference.
Then, described treating apparatus 12 can compare the filter capacity of detected air quality and/or the air quality obtained and this mouth mask, thus determines whether the filter capacity of this mouth mask is enough to the pollutant in filtered air, and correspondingly offers suggestions.In one embodiment, the mode that treating apparatus 12 is offered suggestions can comprise following any one:
-when detected air quality and/or the air quality information that obtains do not mate with the filter capacity of described mouth mask, the mouth mask with corresponding filter capacity of recommended replacement other types;
-when detected air quality and/or obtain air quality information instruction the mouth mask of described mouth mask or other type cannot be utilized to carry out filtering to guarantee user security time, suggestion user temporarily from this place;
-when detected air quality and/or the air quality information instruction that obtains are without the need to using mouth mask, mouth mask is extractd in suggestion.
Herein, the air quality detected and/or the air quality information obtained do not mate with the filter capacity of described mouth mask and comprise any one situation following:
The filter capacity of-described mouth mask exceedes predetermined threshold A lower than the filtration needs indicated by detected air quality and/or the air quality information that obtains;
The filter capacity of-described mouth mask exceedes predetermined threshold B lower than the filtration needs indicated by detected air quality and/or the air quality information that obtains.
When detected air quality determined by treating apparatus 12 and/or the air quality information obtained does not mate with the filter capacity of described mouth mask, can the mouth mask with corresponding filter capacity of recommended replacement other types.In one embodiment, described first acquisition device 13 can also obtain the filter capacity of other all kinds mouth masks.In an example, the filter capacity parameter of other all kinds mouth masks preset in described mouth mask, then this first acquisition device 13 gets the filter capacity parameter of other all kinds mouth masks by internal interface thus draws its filter capacity.In another example, the first acquisition device 13 can come with other equipment such as the webserver directly or by network indirect communication, to be obtained the filter capacity of other all kinds mouth masks by these other equipment according to the particular type of this other types mouth mask.Then treating apparatus 12 filter capacity that obtains other types mouth mask by the first acquisition device 13 is to determine the mouth mask to detected air quality and/or the air quality information that obtains with the other types of corresponding filter capacity, and the mouth mask of these other types of recommended replacement.
When treating apparatus 12 determines that detected air quality and/or the air quality information instruction obtained cannot utilize the mouth mask of described mouth mask or other type to carry out filtering to guarantee user security, such as, when air quality is lower than predetermined threshold C, can advise that user is temporarily from this place.
When treating apparatus 12 determines that detected air quality and/or the air quality information obtained indicate without the need to using mouth mask, such as, when air quality is higher than predetermined threshold D, can advise extracing mouth mask.
Herein, predetermined threshold A-D can be arranged in described mouth mask according to such as empirical value, and can arrange different values for dissimilar air quality indexes.In addition, described mouth mask also can dynamic conditioning predetermined threshold A-D according to actual needs.
In a preferred embodiment, described mouth mask also comprises sound broadcasting device 14 (not shown).Treating apparatus 13 can use this sound broadcasting device 14 (not shown) to offer suggestions with the form of voice broadcast.
In a further advantageous embodiment, described mouth mask also comprises dispensing device 15 (not shown).Treating apparatus 13 can use dispensing device 15 that suggestion is sent to subscriber equipment.Herein, subscriber equipment can for any miscellaneous equipment that directly or indirectly can communicate with this mouth mask, such as mobile phone, notebook etc.Dispensing device 15 can be direct or indirect, such as, by network, suggestion is sent to subscriber equipment.Such as, dispensing device 15 can send this suggestion by short message form to mobile phone.It will be understood by those skilled in the art that herein, exemplary and non-limiting description is only for the associated description sending suggestion, there is various implementation and do not deviate from spirit of the present invention or category, and being contained in this by reference.
In another preferred embodiment, described mouth mask also comprises the second acquisition device 16 (not shown), and it is for obtaining the current use scenes information of described mouth mask.Herein, described current use scenes information comprises following any one or appoints multinomial:
Whether-mouth mask is used;
Whether-mouth mask user is kept in motion;
Whether-mouth mask user is in indoor;
-mouth mask user uses the duration of this mouth mask;
-current time;
-current location.
Herein, the second acquisition device 16 can by built-in sensors, with other devices communicatings, current use scenes information with mode obtains this mouth mask such as other devices of this mouth mask communicate.Treating apparatus 12 can according to detected air quality and/or the air quality information obtained, and described current use scenes information carries out analyzing and processing, to offer suggestions.It will be understood by those skilled in the art that, herein, exemplary and non-limiting description is only for current use scenes information and the associated description that obtains current use scenes information, there is the implementation of other current use scenes information various and the current use scenes information of other various acquisitions and do not deviate from spirit of the present invention or category, and being contained in this by reference.
Such as, described current use scenes information instruction mouth mask is not used, and when treating apparatus 12 is determined to use this mouth mask according to detected air quality and/or the air quality information that obtains, then can advise using this mouth mask to user.
And for example, described current use scenes information indicates this mouth mask user to be in motion state, when treating apparatus 12 determines that the filter capacity of this mouth mask exceedes predetermined moving scene threshold X lower than the filtration needs indicated by detected air quality and/or the air quality information that obtains, then treating apparatus 12 can to the mouth mask with corresponding filter capacity of user's recommended replacement other types.
And for example, described current use scenes information instruction mouth mask user is in indoor, when according to detected air quality and/or the air quality information that obtains, described treating apparatus 12 determines that this formaldehyde content in indoor air exceedes predetermined threshold, then treating apparatus 12 can be windowed ventilation to user's suggestion.
And for example, described current use scenes information comprises the duration that mouth mask user uses this mouth mask, this duration and predetermined threshold can compare by described treating apparatus 12, when this duration exceedes predetermined threshold, then treating apparatus 12 can provide the indicative suggestion of wearing the unfavorable health of mouth mask for a long time to user.
And for example, described current use scenes information comprises current time, is assumed to 22:00pm, and described treating apparatus 12 can not wear the indicative suggestion of mouth mask when user provides sleep.Or described treating apparatus 12 according to obtained future 24 h air quality by poor information, advise should using mouth mask in second day to user.
And for example, described current use scenes information comprises current location, be assumed to Beijing, when the filtration needs that treating apparatus 12 is determined indicated by the filter capacity of this mouth mask and detected air quality and/or the air quality information that obtains is not mated, then can recommended replacement at the mouth mask with corresponding filter capacity of Beijing Market certain other types salable.
It should be noted, treating apparatus 12 also can according to detected air quality and/or the air quality information obtained, and in described current use scenes information, included one or more information carries out analyzing and processing, to offer suggestions.It will be understood by those skilled in the art that, herein, for according to detected air quality and/or the air quality information that obtains, and described current use scenes information carries out analyzing and processing, exemplary and non-limiting description is only with the associated description of offering suggestions, there are other implementations various and do not deviate from spirit of the present invention or category, and being contained in this by reference.
To those skilled in the art, obviously the invention is not restricted to the details of above-mentioned one exemplary embodiment, and when not deviating from spirit of the present invention or essential characteristic, the present invention can be realized in other specific forms.Therefore, no matter from which point, all should embodiment be regarded as exemplary, and be nonrestrictive, scope of the present invention is limited by claims instead of above-mentioned explanation, and all changes be therefore intended in the implication of the equivalency by dropping on claim and scope are included in the present invention.Any Reference numeral in claim should be considered as the claim involved by limiting.In addition, obviously " comprising " one word do not get rid of other unit or step, odd number does not get rid of plural number.Multiple devices of stating in device claim also can be realized by software or hardware by a device.First, second word such as grade is used for representing title, and does not represent any specific order.

Claims (10)

1. a mouth mask, wherein, this mouth mask comprises:
-air quality detecting device, for detecting air quality;
-treating apparatus, for carrying out analyzing and processing according to detected air quality, to offer suggestions.
2. mouth mask according to claim 1, wherein, described air quality detecting device also comprises:
-air quality acquisition device, for obtaining the air quality information provided by other equipment;
Wherein, described treating apparatus is also for carrying out analyzing and processing, to offer suggestions according to detected air quality and/or the air quality information that obtains.
3. mouth mask according to claim 1 and 2, wherein, described treating apparatus is used for:
-according to detected air quality and/or the air quality information that obtains, and the filter capacity of described mouth mask carries out analyzing and processing, to offer suggestions.
4. mouth mask according to claim 3, wherein, according to detected air quality and/or the air quality information that obtains, and the filter capacity of described mouth mask carries out analyzing and processing, with the mode of offering suggestions comprise following any one:
-when detected air quality and/or the air quality information that obtains do not mate with the filter capacity of described mouth mask, the mouth mask with corresponding filter capacity of recommended replacement other types;
-when detected air quality and/or obtain air quality information instruction the mouth mask of described mouth mask or other type cannot be utilized to carry out filtering to guarantee user security time, suggestion user temporarily from this place;
-when detected air quality and/or the air quality information instruction that obtains are without the need to using mouth mask, mouth mask is extractd in suggestion.
5. the mouth mask according to any one of claim 1-4, wherein, described mouth mask also comprises:
-sound broadcasting device, for providing described suggestion with the form of voice broadcast.
6. the mouth mask according to any one of claim 1-4, wherein, described mouth mask also comprises:
-dispensing device, for being sent to subscriber equipment by described suggestion.
7. the mouth mask according to any one of claim 1-6, wherein, described mouth mask also comprises:
-the first acquisition device, for obtaining the filter capacity of described mouth mask.
8. mouth mask according to claim 7, wherein, described first acquisition device is also for obtaining the filter capacity of other types mouth mask.
9. according to the mouth mask described in claim 1 to 8, wherein, described mouth mask also comprises:
-the second acquisition device, for obtaining the current use scenes information of described mouth mask;
Wherein, described treating apparatus is also for according to detected air quality and/or the air quality information that obtains, and described current use scenes information carries out analyzing and processing, to offer suggestions.
10. mouth mask according to claim 9, wherein said current use scenes information comprises following any one or appoints multinomial:
Whether-mouth mask is used;
Whether-mouth mask user is kept in motion;
Whether-mouth mask user is in indoor;
-mouth mask user uses the duration of this mouth mask;
-current time;
-current location.
CN201410797711.6A 2014-12-18 2014-12-18 A kind of mask including air quality detecting device and processing unit Active CN104548405B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410797711.6A CN104548405B (en) 2014-12-18 2014-12-18 A kind of mask including air quality detecting device and processing unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201410797711.6A CN104548405B (en) 2014-12-18 2014-12-18 A kind of mask including air quality detecting device and processing unit

Publications (2)

Publication Number Publication Date
CN104548405A true CN104548405A (en) 2015-04-29
CN104548405B CN104548405B (en) 2018-05-01

Family

ID=53066142

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201410797711.6A Active CN104548405B (en) 2014-12-18 2014-12-18 A kind of mask including air quality detecting device and processing unit

Country Status (1)

Country Link
CN (1) CN104548405B (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105457177A (en) * 2016-01-16 2016-04-06 郑辉 Intelligent mask with built-in detection device
CN106290745A (en) * 2016-10-31 2017-01-04 深圳前海弘稼科技有限公司 The reminding method of content of material and plantation equipment
WO2018045456A1 (en) 2016-09-12 2018-03-15 Canada Prosper Apparel Ltd. Face mask for filtering air and air monitoring system
CN108392755A (en) * 2018-03-23 2018-08-14 孙奉生 A kind of medical staff's highly effective and safe anti-poison respirator
CN109603024A (en) * 2019-01-14 2019-04-12 南京正泽科技股份有限公司 A kind of automatic adjustment positive-pressure type power air-supply gas mask and its control system
CN111493399A (en) * 2020-04-15 2020-08-07 陈晓峰 Intelligent mask

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102215914A (en) * 2008-05-30 2011-10-12 斯科特科技股份有限公司 Determining effluent concentration profiles and service lives of air purifying respirator cartridges
WO2012023136A1 (en) * 2010-08-15 2012-02-23 Airbase Systems Ltd. Device, system and method for personal health monitoring based on multitude-points environmental data
CN103607490A (en) * 2013-10-19 2014-02-26 广东欧珀移动通信有限公司 Mobile terminal, server and method for testing air quality
CN103801037A (en) * 2014-01-24 2014-05-21 深圳市安保科技有限公司 Portable breathing device
CN103987427A (en) * 2011-10-26 2014-08-13 埃尔瓦有限公司 Air-treatment mask systems, and related methods and air-treatment masks
CN104208825A (en) * 2014-08-21 2014-12-17 四川金锋建设有限公司 Air purification device for building worker

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102215914A (en) * 2008-05-30 2011-10-12 斯科特科技股份有限公司 Determining effluent concentration profiles and service lives of air purifying respirator cartridges
WO2012023136A1 (en) * 2010-08-15 2012-02-23 Airbase Systems Ltd. Device, system and method for personal health monitoring based on multitude-points environmental data
CN103987427A (en) * 2011-10-26 2014-08-13 埃尔瓦有限公司 Air-treatment mask systems, and related methods and air-treatment masks
CN103607490A (en) * 2013-10-19 2014-02-26 广东欧珀移动通信有限公司 Mobile terminal, server and method for testing air quality
CN103801037A (en) * 2014-01-24 2014-05-21 深圳市安保科技有限公司 Portable breathing device
CN104208825A (en) * 2014-08-21 2014-12-17 四川金锋建设有限公司 Air purification device for building worker

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105457177A (en) * 2016-01-16 2016-04-06 郑辉 Intelligent mask with built-in detection device
WO2018045456A1 (en) 2016-09-12 2018-03-15 Canada Prosper Apparel Ltd. Face mask for filtering air and air monitoring system
EP3509709A4 (en) * 2016-09-12 2020-10-07 Canada Prosper Apparel Ltd. Face mask for filtering air and air monitoring system
US11241594B2 (en) 2016-09-12 2022-02-08 O2 Industries Inc. Face mask for filtering air and air monitoring system
CN106290745A (en) * 2016-10-31 2017-01-04 深圳前海弘稼科技有限公司 The reminding method of content of material and plantation equipment
CN108392755A (en) * 2018-03-23 2018-08-14 孙奉生 A kind of medical staff's highly effective and safe anti-poison respirator
CN111973901A (en) * 2018-03-23 2020-11-24 孙奉生 Efficient and safe gas mask for medical personnel and using method
CN111973901B (en) * 2018-03-23 2021-06-29 广州市保为康劳保用品有限公司 Efficient and safe gas mask for medical personnel and using method
CN109603024A (en) * 2019-01-14 2019-04-12 南京正泽科技股份有限公司 A kind of automatic adjustment positive-pressure type power air-supply gas mask and its control system
CN111493399A (en) * 2020-04-15 2020-08-07 陈晓峰 Intelligent mask

Also Published As

Publication number Publication date
CN104548405B (en) 2018-05-01

Similar Documents

Publication Publication Date Title
CN104548405A (en) Mask comprising air quality detection device and processing device
Gao et al. Eventshop: from heterogeneous web streams to personalized situation detection and control
WO2013132463A3 (en) A system and a method for analyzing non-verbal cues and rating a digital content
WO2015021469A3 (en) System, method and apparatus for remote monitoring
JP2018528422A (en) Air quality detection system based on vehicle networking
WO2011089627A4 (en) Integrated remote pollution monitoring and indexing system and method thereof
CN203964264U (en) To the outdoor device that air quality information is provided
CN103118249A (en) Housebound elder intelligence video surveillance system
CN107621043B (en) Indoor environmental pollution prevention and control system
EP4235597A3 (en) Vehicle speed limit display device
WO2020024532A1 (en) Environment comfort degree pushing method
CN104535471A (en) Method and device for detecting state of filter screen of air purification equipment
US11282383B1 (en) Deploying an emergency vehicle
WO2020217193A3 (en) Systems and methods for monitoring the condition of an air filter and of an hvac system
CN110933480B (en) Control method and device for bullet screen display, storage medium and processor
CN103227916B (en) A kind of monitor video backup method, Apparatus and system
CN106781167B (en) Method and device for monitoring motion state of object
CN106679078B (en) Method for sharing indoor air quality information, server and mobile terminal
CN111258225B (en) Environment distribution establishment method, intelligent device, cleaning robot and storage medium
JP2020524343A5 (en) Systems, methods and programs for determining events
CN102522044B (en) Method for judging dispersion degree of team and application thereof in tour guide field
CN106524434B (en) Air quality monitoring method, system and its equipment based on air conditioner
CN106559635A (en) A kind of player method and device of multimedia file
CN107485934A (en) The system and method for prompting changing filter core
KR20180000560A (en) location-based method of providing cumulative contamination exposure information

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant