CN106126113B - A kind of method of home gateway service data classification storage management - Google Patents
A kind of method of home gateway service data classification storage management Download PDFInfo
- Publication number
- CN106126113B CN106126113B CN201610412550.3A CN201610412550A CN106126113B CN 106126113 B CN106126113 B CN 106126113B CN 201610412550 A CN201610412550 A CN 201610412550A CN 106126113 B CN106126113 B CN 106126113B
- Authority
- CN
- China
- Prior art keywords
- data
- home gateway
- memory
- flash
- raw partition
- 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.)
- Active
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
- G06F3/0601—Interfaces specially adapted for storage systems
- G06F3/0602—Interfaces specially adapted for storage systems specifically adapted to achieve a particular effect
- G06F3/0614—Improving the reliability of storage systems
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
- G06F3/0601—Interfaces specially adapted for storage systems
- G06F3/0628—Interfaces specially adapted for storage systems making use of a particular technique
- G06F3/0629—Configuration or reconfiguration of storage systems
- G06F3/0632—Configuration or reconfiguration of storage systems by initialisation or re-initialisation of storage systems
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
- G06F3/0601—Interfaces specially adapted for storage systems
- G06F3/0668—Interfaces specially adapted for storage systems adopting a particular infrastructure
- G06F3/0671—In-line storage system
- G06F3/0673—Single storage device
- G06F3/0679—Non-volatile semiconductor memory device, e.g. flash memory, one time programmable memory [OTP]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L49/00—Packet switching elements
- H04L49/90—Buffering arrangements
- H04L49/9063—Intermediate storage in different physical parts of a node or terminal
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
Abstract
The invention discloses a kind of methods of home gateway service data classification storage management, comprising: classifies to the data inside home gateway, and is stored in flash raw partition；Caching mechanism is used to the read-write of Various types of data, after home gateway powers on, when according to load requirements of process partial data, corresponding data is loaded into corresponding caching from flash raw partition, then be loaded into memory from caching；It is directly obtained from memory when reading, data when modification directly in modification caching and memory after the completion of modification, then data are postponed to be stored back to and are write in corresponding flash raw partition.The invention avoids the multiple flash that writes to operate, meanwhile, the regional scope of write-back is controlled when writing flash every time as far as possible, reduces the repetition write operation to unmodified region, business datum read-write exception and loss is avoided, has saved operation cost.
Description
Technical field
The present invention relates to fields of communication technology, and in particular to a kind of side of home gateway service data classification storage management
Method.
Background technique
With popularizing for home broadband business, the home gateway of various uplink modes comes into average family, ensures house
The stabilization of front yard gateway service data becomes increasingly important in home gateway indices.
Increasingly accelerate in broadband speeds, under the main trend that home gateway cost increasingly declines, will appear one in engineering once in a while
The phenomenon that business datum of a little home gateways is abnormal and loses, leads to the problem of cannot normally providing business.These failures are serious
The use of the business such as user's family broadband, voice and Internet Protocol Television is affected, wherein most failures and non-software problem itself,
But since the business datum storage management of home gateway is unreasonable, causes flash read-write number excessively frequent, cause business number
According to read-write exception and lose.For such failure home gateway, the mode for replacing new home gateway is generally taken to be resolved,
But this mode will lead to greatly increasing for operation cost, while also result in the waste of manpower and physical resources.
In view of this, the business datum for being badly in need of a kind of pair of home gateway carries out for the home gateway of current all uplinks
The method of storage management avoids business datum read-write abnormal and loses, save operation to effectively reduce the number of read-write flash
Cost.
Summary of the invention
The technical problem to be solved by the present invention is to the home gateways for current all uplinks, provide a kind of pair of home network
The method that the business datum of pass carries out storage management avoids business datum read-write abnormal to effectively reduce the number of read-write flash
And loss, save operation cost.
In order to solve the above-mentioned technical problem, the technical scheme adopted by the invention is that providing a kind of home gateway service data
The method of classification storage management, comprising the following steps:
Classify to the data inside home gateway, and is stored in flash raw partition；
Caching mechanism is used to the read-write of Various types of data, after home gateway powers on, according to load requirements of process part number
According to when, corresponding data is loaded into corresponding caching from flash raw partition, then be loaded into memory from caching；
It is directly obtained from memory when reading, data when modification directly in the corresponding caching of modification and memory, operation to be modified
After the completion, data are postponed to be stored back to and are write in corresponding flash raw partition by property again.
It in the above-mentioned technical solutions, is to produce to survey according to the reading and writing data attribute inside home gateway and the different demarcation of purposes
Data, creation data, five class of default data, pre-configuration data and user data, occupy in flash raw partition according to Various types of data
Space size mark off five independent fixed area, store these five types of data respectively.
In the above-mentioned technical solutions, production measured data, default data and pre-configuration data are written to pair of flash raw partition
Region is answered, while being to produce survey mode by the active flag position of home gateway, after home gateway powers on, into survey mode is produced, is held
Row, which produces, surveys model process, specifically includes the following steps:
It successively loads the default data of flash raw partition and produces measured data to caching and memory；
The performance of components all kinds of on home gateway is tested and checked；
Disposably creation data is written in the creation data of flash raw partition；
It is that new home gateway powers on for the first time by the active flag position of home gateway.
In the above-mentioned technical solutions, the production measured data in the flash raw partition, creation data, default data and prewired
It sets data and is only capable of reading and cannot be written, the user data in the flash raw partition can read but also be written.
In the above-mentioned technical solutions, the creation data include the MAC Address of home gateway, home gateway series number with
And wireless access title and password.
In the above-mentioned technical solutions, it has executed production and has surveyed model process, after home gateway powers on next time, executed new home gateway
Process is powered on for the first time, specifically includes the following steps:
Default data, pre-configuration data and the creation data of flash raw partition are successively loaded to caching and memory；
Home gateway receives the business datum that remote management platform issues and the data that user is modified by web page；
The all modifications carried out relative to default data are written in buffered user data and memory；
Check whether the data modification operation of remote management platform or web page is completed, if do not completed also, after continuing
Buffered user data is disposably written back to flash raw partition after the completion of pending data modification operation by buffered user data and memory
User data in, while being non-to power on for the first time by the active flag position of home gateway.
In the above-mentioned technical solutions, it has executed new home gateway and has powered on process for the first time, after home gateway powers on again, executed
It is non-to power on process for the first time, specifically includes the following steps:
The default data and user data for successively loading flash raw partition form the first of home gateway to caching and memory
Beginning data；
After the completion of data initialization, home gateway receives the business datum that remote management platform issues and user passes through
The data of web page modification；
The all modifications carried out relative to default data are written in buffered user data and memory；
Check whether the data modification operation of remote management platform or web page is completed, if do not completed also, after continuing
Buffered user data is disposably written back to flash raw partition after the completion of pending data modification operation by buffered user data and memory
User data in.
The present invention protects the storage region of home gateway critical data, directly not open to upper level applications,
Read-only data are disposably synchronized in caching, the operation for repeatedly reading flash is avoided, for writeable data, primary complete
Whole write operation is completed and then disposably postpones to be stored back to write in flash, avoids repeatedly writing flash operation, meanwhile, every time
The regional scope for controlling write-back when writing flash as far as possible, reduces the repetition write operation to unmodified region, avoids business datum
Read-write is abnormal and loses, and has saved operation cost.
Detailed description of the invention
Fig. 1 is that the method for a kind of pair of home gateway service data classification storage management provided in an embodiment of the present invention realizes frame
Figure；
Fig. 2 is the flow chart provided in an embodiment of the present invention for executing and producing survey mode；
Fig. 3 is the flow chart provided in an embodiment of the present invention for executing new home gateway and powering on for the first time；
Fig. 4 is the non-flow chart powered on for the first time of execution provided in an embodiment of the present invention.
Specific embodiment
The present invention carries out classification storage and management by the Various types of data to home gateway, has been reduced as far as read-write
The number of flash reads and writes the regional scope of flash with defining, avoids business datum read-write exception and loses, has saved fortune
Seek cost.
In terms of this programme mainly includes following two:
One, classify to the data inside home gateway, and initial data is stored in flash raw partition.
It is following five major class according to the reading and writing data attribute inside home gateway and the different demarcation of purposes:
1, produce measured data: factory is in order to examine the quality of each component of home gateway, in each component of home gateway
After being completed, extra data is increased on home gateway, which only helps to identify bad home gateway and first device
Part, after home gateway factory, which be will no longer function, and will not be loaded.
2, creation data: in plant produced to the unique information of each home gateway typing, the MAC including home gateway
The information such as address, the series number of home gateway, wireless access title and password, these data are once produced would not be again
It is modified.
3, default data: the configuration parameter of home gateway has very much, but most of configuration parameters have its initial default value,
The initial data a part of this partial data as home gateway, can not be modified.
4, pre-configuration data: according to the property requirements in each area, to the data of being customized of default data modification, one
As for meeting the individual demand in each area, after home gateway dispatches from the factory, which can not be modified.
5, user data: operator is directed to the business datum that user issues and the individual character that user does home gateway
The modification of change, the data that operator issues are generally related to business, as broadband dial account and password, voice account information and
The data of the information such as IPTV service, user's modification lay particular emphasis on function and characteristic of home gateway itself etc..
In the flash raw partition of home gateway, the regional scope respectively stored is respectively divided for the above five classes data, together
When, according to the characteristic of Various types of data, producing measured data, creation data, default data and pre-configuration data is read-only, home gateway
These four types of data are only only read, will not modify to it operation, and therefore, these data areas of flash raw partition are external
Can only read cannot be written.User data can also be modified other than it can be read, therefore the number of users of flash raw partition
It can not only read but also can be written into according to region, in this way when reading and writing a certain data, read-write operation only is executed to corresponding data region,
Reduce the regional scope of read-write flash raw partition.
The above-mentioned five classes data of home gateway are stored directly in flash raw partition, it can not in this way in file system
See, user and upper level applications cannot be accessed directly, specified interface can only be called to be written and read by software inhouse.
By to home gateway internal data carry out classification storage and read-write properties control can with the safety of lifting system,
It, can be with quick recovery system after user data is destroyed.
Two, caching mechanism is used to the read-write of Various types of data, after home gateway powers on, according to load requirements of process part
When data, this partial data is just loaded into corresponding caching from flash raw partition, then be loaded into memory from caching, when reading is straight
It connects and is obtained from memory, data when modification directly in the corresponding caching of modification and memory, after the completion of operation to be modified, property again
Data are postponed to be stored back to and are write in corresponding flash raw partition, to reduce the number of direct read/write flash raw partition.
The present invention is described in detail with specific embodiment with reference to the accompanying drawings of the specification.
The embodiment of the invention provides a kind of methods of home gateway service data classification storage management, as shown in Figure 1, this
Invention is five major class according to the reading and writing data attribute inside home gateway and the different demarcation of purposes: produce measured data, creation data,
Default data, pre-configuration data and user data etc. are divided in flash raw partition according to Various types of data the space occupied size
Five fixed area out store these five types of data respectively.Physical layer interface passes through the start-stop address of Various types of data, directly operates
The corresponding region of flash raw partition realizes that the disposable of data reads and writees, mutually isolated between each subregion, Dynamic data exchange,
Read-write operation is avoided to interfere with each other.
Due to producing measured data, creation data, default data and pre-configuration data for home gateway, once factory is all
Data are fixed and invariable, therefore, only there was only read operation to the operation of data these four types of on flash raw partition, does not have
Write operation, thus the above four classes data are from flash raw partition to caching, are unidirectional arrow from memory is cached to, and only read
Extract operation, without write back operations.
And user data can be typically administered remotely platform and terminal web page is modified, it is ensured that home gateway exists
After power-off, user data is not lost, then user data must be able to be written back in the user data of flash raw partition, therefore, figure
It is four-headed arrow between user data in 1 in the user data and caching of flash raw partition, is also double between caching and memory
To arrow, it can read but also be written.
The data load process of entire home gateway may be considered from flash raw partition and be loaded into caching, then from caching
It is loaded into memory, when reading, directly obtains from memory, when data modification, direct data in the corresponding caching of modification and memory, to
After the completion of write operation, data are postponed to be stored back to and be write in corresponding flash raw partition by property again, to reduce direct read/write
The number of flash raw partition.
Home gateway will produce measured data, default data and pre-configuration data and be written to flash after the completion of piece burns in factory
The corresponding region of raw partition, while being to produce survey mode by the active flag position of home gateway, after home gateway powers on, into production
Survey mode executes to produce and surveys model process, as shown in Fig. 2, specifically includes the following steps:
S101, the default data for successively loading flash raw partition and produce measured data to cache and memory.
S102, the performance of components all kinds of on home gateway is tested and is checked.
S103, disposably creation data is written in the creation data of flash raw partition.
Creation data, that is, home gateway unique information, such as the MAC Address of home gateway, the series number of home gateway, nothing
The information such as the access title of line and password.
It S104, is that new home gateway powers on for the first time by the active flag position of home gateway.
It has executed production and has surveyed model process, after home gateway powers on next time, executed new home gateway and power on process for the first time, such as schemed
Shown in 3, specifically includes the following steps:
S201, the default data for successively loading flash raw partition, pre-configuration data and creation data to caching and memory.
What the business datum and user that S202, home gateway reception remote management platform issue were modified by web page
Data.
S203, all modifications carried out relative to default data are written in buffered user data and memory.
S204, check whether the data modification operation of remote management platform or web page is completed, if do not completed also,
Turn S202；Otherwise, turn S205.
S205, disposably buffered user data is written back in the user data of flash raw partition, while by home gateway
Active flag position be non-to power on for the first time.
It has executed new home gateway and has powered on process for the first time, after home gateway powers on again, execution is non-to power on process for the first time, such as
Shown in Fig. 4, specifically includes the following steps:
S301, the default data for successively loading flash raw partition and user data form home gateway to caching and memory
Primary data.
After the completion of S302, data initialization, home gateway receives the business datum and user that remote management platform issues
The data modified by web page.
S303, all modifications carried out relative to default data are written in buffered user data and memory.
S304, check whether the data modification operation of remote management platform or web page is completed, if do not completed also,
Turn S302；Otherwise, turn S305.
S305, disposably buffered user data is written back in the user data of flash raw partition.
After subsequent home gateway powers on every time, be performed both by it is non-power on process for the first time, if home gateway restore factory, weigh
Newly execute new home gateway and power on process for the first time, carry out the loads of data with it is synchronous.
The present invention is not limited to above-mentioned preferred forms, anyone structure change made under the inspiration of the present invention,
The technical schemes that are same or similar to the present invention are fallen within the scope of protection of the present invention.
Claims (6)
1. a kind of method of home gateway service data classification storage management, which comprises the following steps:
Classify to the data inside home gateway, and is stored in flash raw partition；
Caching mechanism is used to the read-write of Various types of data, after home gateway powers on, when according to load requirements of process partial data,
Corresponding data is loaded into corresponding caching from flash raw partition, then is loaded into memory from caching；
It is directly obtained from memory when reading, data when modification directly in the corresponding caching of modification and memory, operation completion to be modified
Afterwards, data are postponed to be stored back to and are write in corresponding flash raw partition by property again；
It is to produce measured data, creation data, default number according to the reading and writing data attribute inside home gateway and the different demarcation of purposes
According to, five class of pre-configuration data and user data, five are marked off according to Various types of data the space occupied size in flash raw partition
Independent fixed area stores these five types of data respectively.
2. the method as described in claim 1, which is characterized in that measured data, default data and pre-configuration data will be produced and be written to
The corresponding region of flash raw partition, while being to produce survey mode by the active flag position of home gateway, after home gateway powers on,
Into survey mode is produced, executes to produce and survey model process, specifically includes the following steps:
It successively loads the default data of flash raw partition and produces measured data to caching and memory；
The performance of components all kinds of on home gateway is tested and checked；
Disposably creation data is written in the creation data of flash raw partition；
It is that new home gateway powers on for the first time by the active flag position of home gateway.
3. method according to claim 2, which is characterized in that production measured data, creation data in the flash raw partition,
Default data and pre-configuration data be only capable of read cannot be written, the user data in the flash raw partition can read but also
Write-in.
4. method as claimed in claim 3, which is characterized in that the creation data includes the MAC Address of home gateway, family
The series number of gateway and wireless access title and password.
5. method according to claim 2, which is characterized in that it has executed production and has surveyed model process, after home gateway powers on next time,
It executes new home gateway and powers on process for the first time, specifically includes the following steps:
Default data, pre-configuration data and the creation data of flash raw partition are successively loaded to caching and memory；
Home gateway receives the business datum that remote management platform issues and the data that user is modified by web page；
The all modifications carried out relative to default data are written in buffered user data and memory；
It checks whether the data modification operation of remote management platform or web page is completed, if do not completed also, continues write buffer
Buffered user data is disposably written back to the use of flash raw partition after the completion of pending data modification operation by user data and memory
In user data, while the active flag position of home gateway being powered on for the first time to be non-.
6. method as claimed in claim 5, which is characterized in that executed new home gateway and powered on process, home gateway for the first time
After powering on again, execution is non-to power on process for the first time, specifically includes the following steps:
The default data and user data for successively loading flash raw partition form the initial number of home gateway to caching and memory
According to；
After the completion of data initialization, home gateway receives the business datum that remote management platform issues and user passes through Web page
The data of face modification；
The all modifications carried out relative to default data are written in buffered user data and memory；
It checks whether the data modification operation of remote management platform or web page is completed, if do not completed also, continues write buffer
Buffered user data is disposably written back to the use of flash raw partition after the completion of pending data modification operation by user data and memory
In user data.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610412550.3A CN106126113B (en) | 2016-06-14 | 2016-06-14 | A kind of method of home gateway service data classification storage management |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610412550.3A CN106126113B (en) | 2016-06-14 | 2016-06-14 | A kind of method of home gateway service data classification storage management |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106126113A CN106126113A (en) | 2016-11-16 |
| CN106126113B true CN106126113B (en) | 2019-04-16 |
Family
ID=57270586
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610412550.3A Active CN106126113B (en) | 2016-06-14 | 2016-06-14 | A kind of method of home gateway service data classification storage management |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106126113B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111160052B (en) * | 2019-12-31 | 2024-03-26 | 东莞铭普光磁股份有限公司 | User information storage method and device, storage medium and optical module |
| CN113311988A (en) * | 2020-02-26 | 2021-08-27 | 北京君正集成电路股份有限公司 | Method for ensuring NAND FLASH serial number and MAC address to be stored correctly |
| CN113312273A (en) * | 2020-02-26 | 2021-08-27 | 北京君正集成电路股份有限公司 | NAND FLASH-based serial number and MAC address storage method |
| CN113641711B (en) * | 2021-08-17 | 2024-05-31 | 天津卓盛云科技有限公司 | Data caching processing method, device and medium for SAAS tenant |
| CN115098045B (en) * | 2022-08-23 | 2022-11-25 | 成都止观互娱科技有限公司 | Data storage system and network data reading and writing method |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103840987A (en) * | 2014-03-14 | 2014-06-04 | 烽火通信科技股份有限公司 | Home gateway testing method |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9887008B2 (en) * | 2014-03-10 | 2018-02-06 | Futurewei Technologies, Inc. | DDR4-SSD dual-port DIMM device |
-
2016
- 2016-06-14 CN CN201610412550.3A patent/CN106126113B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103840987A (en) * | 2014-03-14 | 2014-06-04 | 烽火通信科技股份有限公司 | Home gateway testing method |
Non-Patent Citations (1)
| Title |
|---|
| MIPS核的嵌入式Linux***的家庭网关;瞿锦霞，张劲松;《武汉理工大学学报》;20111231;第33卷(第12期);第2.4节，2.1节 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106126113A (en) | 2016-11-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106126113B (en) | A kind of method of home gateway service data classification storage management | |
| CN103294615B (en) | A kind of method for storing set-top box users information | |
| CN100472445C (en) | Configuring load application method and system of communication apparatus | |
| CN104899106B (en) | Treating method and apparatus when interface service is abnormal | |
| CN107533442A (en) | System and method for being optimized to the memory power consumption in heterogeneous system memory | |
| CN103078933B (en) | A kind of method and apparatus determining data migration time | |
| CN105308672A (en) | Electronic device and method for video decoding | |
| CN104182184A (en) | Distributed block storing and cloning method | |
| CN104158858A (en) | Method and system for accessing distributed cluster file system | |
| CN101520792A (en) | Method and system for automatically mounting and recognizing system file | |
| CN107077882A (en) | A kind of DRAM method for refreshing, device and system | |
| CN103092532B (en) | A kind of storage means of cluster storage system | |
| CN102196306A (en) | Method and device for writing sequence number and media access control (MAC) address into Internet protocol television | |
| CN105787129B (en) | Data storage method and electronic equipment | |
| JP2019204527A (en) | Processing method and processing device of data position of storage equipment, computer equipment, and computer-readable storage medium | |
| CN102097015A (en) | Operation instruction processing system and method | |
| CN104657088B (en) | A kind of acquisition methods and device of hard disk bad block message | |
| CN102567081B (en) | Based on overall method to set up and the system of multi-process | |
| CN107608624A (en) | A kind of method for lifting solid state hard disc performance | |
| CN110998524B (en) | Method for processing configuration file, processing unit, touch chip, device and medium | |
| CN101087410A (en) | Arithmetic coding circuit and arithmetic coding control method | |
| CN106648899A (en) | Cloud computing storage method and device based on surplus storage space of terminal device | |
| CN101908021A (en) | Flash memory erasing-writing method and flash memory | |
| CN108616598A (en) | Method of data synchronization, device and distributed memory system | |
| CN103744626B (en) | It is a kind of that the method for carrying out data write-in is replaced based on internal memory |
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 |