CN100562835C - Guard method of condition of instant error power-off of computer platform internal circuit and system - Google Patents
Guard method of condition of instant error power-off of computer platform internal circuit and system Download PDFInfo
- Publication number
- CN100562835C CN100562835C CNB2006100004525A CN200610000452A CN100562835C CN 100562835 C CN100562835 C CN 100562835C CN B2006100004525 A CNB2006100004525 A CN B2006100004525A CN 200610000452 A CN200610000452 A CN 200610000452A CN 100562835 C CN100562835 C CN 100562835C
- Authority
- CN
- China
- Prior art keywords
- service unit
- open state
- unit circuit
- blade server
- power supply
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Power Sources (AREA)
Abstract
The present invention discloses guard method of a kind of condition of instant error power-off of computer platform internal circuit and system, and collocation is to a computer platform, and for example blade server provides abnormal power-down internal circuit defencive function in a flash to this blade server; This protection system comprises at least: identifying information record mould, open state setting module, identifying information change respond module and power-off module, and then optionally comprise power supply good signal detection module.The present invention utilizes identifying information and the power supply good signal on the blade server to judge whether blade server abnormal power-down situation in a flash takes place; If, then responsively carry out a power-off program, wherein utilize the electric weight of only depositing after the outage to close the main usefulness and the standby power supply of service unit circuit board on the blade server in regular turn in the normal shutdown mode.The present invention is when the condition of instant error power-off that blade server meets accident, and the service unit circuit board internal circuit can not be damaged because of instant cut-off on the protection blade server.
Description
Technical field
The invention relates to a kind of computer platform power management techniques; particularly about guard method of a kind of condition of instant error power-off of computer platform internal circuit and system; be applied in a computer platform; blade server (blade server) for example; provide abnormal power-down internal circuit defencive function in a flash to this blade server; when abnormal power-down takes place in a flash in this blade server; for example the user extracts a slice service unit circuit board accidentally from this blade server frame; fault state that primary power meets accident or the like; can responsively close the power supply of all service unit circuit boards in this blade server in regular turn in normal shutdown mode, protect the internal circuit of each service unit circuit board can not be damaged because of the condition of instant error power-off situation.
Background technology
Blade server (blade server) is the webserver of a kind of concentrating type (clustering type), it utilizes same circuit frame (chassis) a plurality of modular server circuit boards (hereinafter referred to as " service unit ") independently separately of pegging graft simultaneously, these service units provide with a kind of service function with trunking mode, as long as just network user is connected to any one service unit on the blade server, get final product the service function that line uses this blade server to provide.In practical application, each service unit is promptly made the circuit board of a slice blade-like (blade) in the blade server, and the network system management personnel can be integrated into the circuit frame with inserting mode easily at any time increases user capacity.
When practical application, because each service unit circuit board all is to be connected to the circuit frame with inserting mode on the blade server, so the network system management personnel often might be because of neglecting the service unit circuit board in a slice normal operation under the careless dismounting in management and maintenance work.This action can make flashy abnormal power-down situation takes place in the service unit circuit board under being disassembled, therefore may damage its inner circuit.In addition, in the actual mechanical process of blade server, also often might therefore similarly may cause damage because of the various external force factors that can't expect in advance (earthquake or fire for example take place) cause unusual instant cut-off situation to the internal circuit of each service unit circuit board.
Summary of the invention
For overcoming the shortcoming of above-mentioned prior art; fundamental purpose of the present invention is to provide guard method of a kind of condition of instant error power-off of computer platform internal circuit and system; can be when the condition of instant error power-off situation that the blade server generation can not be expected, the internal circuit of each service unit circuit board on the protection blade server can not be damaged because of unusual instant cut-off situation.
Condition of instant error power-off of computer platform internal circuit of the present invention guard method and system are applied in a computer platform; blade server (blade server) for example; provide abnormal power-down internal circuit defencive function in a flash to this blade server; when the abnormal power-down situation takes place in a flash in this blade server; for example the user extracts a slice service unit circuit board accidentally from the frame of this blade server; the primary power fault or the like that meets accident; can responsively close the power supply of all service unit circuit boards in this blade server in regular turn in the normal shutdown mode, protect the internal circuit of each service unit circuit board can not be damaged because of the condition of instant error power-off situation.
Condition of instant error power-off of computer platform internal circuit of the present invention guard method comprises at least: when each processing unit is plugged into this computer platform, note one group of affiliated identifying information of each processing unit; When each processing unit was plugged into this computer platform, the open state that responds each processing unit was set an open state flag; Wherein, then the open state flag under this processing unit is set at an open state setting value if this processing unit is an open state; Otherwise, if open state not then is set at this open state flag one open state setting value not; When the identifying information change situation that is write down, responding this variation is under the situation of not open state setting value in this open state flag, sends a standby power supply and closes active information; Otherwise, be under the situation of open state setting value in this open state flag, then send one main with and standby power supply close active information; Respond this master with and standby power supply close active information, carry out a primary power cource bolt down procedure and a standby power supply bolt down procedure in regular turn, close the primary power cource and the standby power supply of these processing units in regular turn; And respond this standby power supply and close active information, carry out a standby power supply bolt down procedure, close the standby power supply of these processing units in regular turn.
On the entity framework, condition of instant error power-off of computer platform internal circuit protection system of the present invention comprises at least: an identifying information logging modle, can when being plugged to this computer platform, each processing unit note one group of affiliated identifying information of each processing unit; One open state setting module can be when each processing unit be plugged to this computer platform, and the open state that responds each processing unit is set an open state flag; Wherein, then the open state flag under this processing unit is set at an open state setting value if this processing unit is an open state; Otherwise, if open state not then is set at this open state flag one open state setting value not; One identifying information change respond module, can be when the identifying information change situation that this identifying information logging modle is write down, responding this variation is under the situation of not open state setting value in the open state flag that this open state setting module sets, and sends a standby power supply and closes active information; Otherwise the open state flag that sets at this open state setting module is under the situation of open state setting value, then send one main with and standby power supply close active information; And a power-off module, can draw the of short duration normal operation of electric weight that this computer platform is only deposited when the condition of instant error power-off situation takes place; And it can be at this of short duration normal operation period, respond that this identifying information change respond module sends main with and standby power supply close active information, carry out a primary power cource bolt down procedure and a standby power supply bolt down procedure in regular turn, close the primary power cource and the standby power supply of these processing units in regular turn; And can respond the standby power supply that this identifying information change respond module sends and close active information, carry out a standby power supply bolt down procedure, close the standby power supply of these processing units in regular turn.
Condition of instant error power-off of computer platform internal circuit of the present invention guard method and system utilize identifying information (Blade ID Signal) and the power supply good signal (PowerGood Signal) on the blade server to judge whether blade server abnormal power-down situation in a flash takes place; If, then responsively carrying out a power-off program, wherein is the electric weight that utilizes blade server only to deposit after the condition of instant error power-off situation takes place is closed all service unit circuit boards on the blade server in regular turn in the normal shutdown mode primary power cource and standby power supply.The present invention can be when the condition of instant error power-off situation that blade server meets accident, and the internal circuit of each service unit circuit board on the protection blade server can not be damaged because of the instant cut-off situation.
Description of drawings
Fig. 1 is that condition of instant error power-off of computer platform internal circuit protection system of the present invention is carried the application mode synoptic diagram to a blade server;
Fig. 2 is the basic framework synoptic diagram of the Object Oriented OO component model of condition of instant error power-off of computer platform internal circuit protection system of the present invention.
Embodiment
Embodiment
Fig. 1 shows the application mode of condition of instant error power-off of computer platform internal circuit protection system of the present invention (as the square of label 100 indications).As shown in the figure, condition of instant error power-off of computer platform internal circuit protection system 100 of the present invention is to carry to a computer platform in practical application, a blade server (blade server) 10 for example, and this blade server 10 is plugged with concentrating type processing unit independently separately, for example the service unit circuit board of a concentrating type (is that example explains with 4 service unit circuit boards 11,12,13,14 for example in the embodiment shown in fig. 1; In practical application, the number of service unit circuit board is also unrestricted).
When practical operation; condition of instant error power-off of computer platform internal circuit protection system 100 of the present invention can be to each service unit circuit board 11 in this blade server 10; 12; 13; 14 provide abnormal power-down internal circuit defencive function in a flash; in the operational process of this blade server 10 when if the abnormal power-down situation takes place in a flash; for example the network system management personnel extract wherein a slice service unit circuit board (11 accidentally from these blade server 10 frames; 12; 13 or 14); or the primary power of this blade server 10 meet accident the power failure situation time; can responsively close each service unit circuit board 11 in this blade server 10 in the normal shutdown mode in regular turn; 12; 13; 14 affiliated respectively primary power cources 21; 22; 23; 24 and standby power supply 31; 32; 33; 34, protect each service unit circuit board 11; 12; 13; 14 internal circuit (not being presented at accompanying drawing) can not be damaged because of the condition of instant error power-off situation.
As shown in Figure 2, the basic framework of the Object Oriented OO component model of condition of instant error power-off of computer platform internal circuit protection system 100 of the present invention (object-oriented component model) comprises at least: (A) identifying information logging modle 110; (B) an open state setting module 120; (C) identifying information change respond module 130; And (D) power-off module 140; And can and then optionally comprise a power supply good signal detection module 210.
Identifying information logging modle 110 can be when each service unit circuit board 11,12,13,14 be plugged into this blade server 10, responsively notes the one group of identifying information (the following Blade_ID that for example is expressed as) under each service unit circuit board 11,12,13,14.
Open state setting module 120 can be when each service unit circuit board 11,12,13,14 be plugged into this blade server 10, respond the open state of each service unit circuit board 11,12,13,14, set an open state flag (the following PowerOn_Flag that for example is expressed as); Its setting means is: if service unit circuit board 11,12,13,14 then is set at open state flag PowerOn_Flag one open state setting value (for example logical value " 1 ") for open state; Otherwise, if open state not then is set at this open state flag PowerOn_Flag one open state setting value (for example being logical value " 0 ") not.
During identifying information Blade_ID change situation under each service unit circuit board 11,12,13,14 (just because of abnormal power-down situation moment taking place in a flash when being changed), identifying information change respond module 130 can respond this variation, the open state flag PowerOn_Flag that sets at above-mentioned open state setting module 120 is under the situation of not open state setting value (0), sends a standby power supply to power-off module 140 and closes active information; Otherwise the open state flag PowerOn_Flag that sets at this open state setting module 120 is under the situation of open state setting value (1), then power-off module 140 send one main with and standby power supply close active information.
Power-off module 140 can be drawn the of short duration normal operation of electric weight that this blade server 10 is only deposited when the condition of instant error power-off situation takes place.At this of short duration normal operation period, this power-off module 140 can respond that above-mentioned identifying information change respond module 130 sends main with and standby power supply close active information, service unit circuit board all in this blade server 10 11,12,13,14 is carried out a primary power cource bolt down procedure and a standby power supply bolt down procedure in regular turn, close the primary power cource 21,22,23,24 of these service unit circuit boards 11,12,13,14 in regular turn, and then close its standby power supply 31,32,33,34; And can respond the standby power supply that this identifying information change respond module 130 sent and close active information, these service unit circuit boards 11,12,13,14 are carried out a standby power supply bolt down procedure, close the standby power supply 31,32,33,34 under these service unit circuit boards 11,12,13,14 in regular turn.
Power supply good signal detection module 210 is members optionally, can be when each service unit circuit board 11,12,13,14 be plugged into this blade server 10, detect each service unit circuit board 11,12,13,14 and whether send a power supply good signal, for example the PGD of standardized 12V (volt) (Power Good) signal in the blade server; If, then do not send one main with and standby power supply close active information; Otherwise if not, then send one main with and standby power supply close extremely above-mentioned power-off module 140 of active information, this power-off module 140 is responsively carried out a primary power cource bolt down procedure and a standby power supply bolt down procedure in regular turn.
Below describe the mode of operation of condition of instant error power-off of computer platform internal circuit of the present invention guard method when practical application in detail.
Please consult Fig. 1 and Fig. 2 simultaneously; when practical application; when the network system management personnel with a slice service unit circuit board (11,12,13 or 14) when being plugged into blade server 10; identifying information logging modle 110 in the condition of instant error power-off of computer platform internal circuit protection system 100 of the present invention is responsively noted one group of identifying information Blade_ID under each service unit circuit board 11,12,13,14 on pegging graft.If the network system management personnel do not start shooting to the service unit circuit board 11,12,13,14 on pegging graft, then open state setting module 120 is set at " 0 " (i.e. representative " not open state " with the open state flag PowerOn_Flag under each service unit circuit board 11,12,13,14; But if open state flag PowerOn_Flag is decided to be " 0 " in advance, then can carry out this and set action).Otherwise, if the network system management personnel start shooting to the service unit circuit board 11,12,13,14 on pegging graft, then open state setting module 120 is set at " 1 " (i.e. representative " open state ") with the open state flag PowerOn_Flag under each service unit circuit board 11,12,13,14.
In blade server 10 operational processs, if abnormal power-down situation in a flash unexpectedly takes place, for example caused by earthquake or fire, then the identifying information Blade_ID under each service unit circuit board 11,12,13,14 can be because of outage change situation, the open state flag PowerOn_Flag that sets at above-mentioned open state setting module 120 is under the situation of " 0 " value (i.e. " not open state "), responsively makes identifying information change respond module 130 send a standby power supply and closes active information; Otherwise, be under the situation of " 1 " value (i.e. " open state ") at open state flag PowerOn_Flag, then send one main with and standby power supply close active information.Take place under the situation of condition of instant error power-off at blade server 10, power-off module 140 still can rely on a small amount of electric weight normally operation momently of only depositing.At this of short duration normal operation period, can respond that this identifying information change respond module 130 sends main with and standby power supply close active information, all service unit circuit boards 11,12,13,14 are carried out a primary power cource bolt down procedure and a standby power supply bolt down procedure in regular turn in 140 pairs of these blade servers 10 of power-off module, close the primary power cource 21,22,23,24 and the standby power supply 31,32,33,34 of these service unit circuit boards 11,12,13,14 in regular turn.Under the situation of not start, power-off module 140 can respond the standby power supply that this identifying information change respond module 130 sent and close active information and only carry out a standby power supply bolt down procedure, closes the standby power supply 31,32,33,34 of these service unit circuit boards 11,12,13,14 in regular turn.
In addition; if condition of instant error power-off of computer platform internal circuit of the present invention guard method optionally comprises a power supply good signal detection module 210; then this power supply good signal detection module 210 can detect the power supply good signal PGD (Power Good) whether each service unit circuit board 11,12,13,14 sends a 12V when each service unit circuit board 11,12,13,14 is plugged into this blade server 10.Do not take place at blade server 10 under the situation of condition of instant error power-off, service unit circuit board 11,12,13,14 will normally send the PGD power supply good signal of this 12V; Otherwise, under the situation that condition of instant error power-off takes place, therefore moment is changed the PGD power supply good signal of this 12V, make power supply good signal detection module 210 responsively send one main with and standby power supply close active information and arrive this power-off module 140, this power-off module 140 is carried out a primary power cource bolt down procedure and a standby power supply bolt down procedure in regular turn, just close the primary power cource 21,22,23,24 of these service unit circuit boards 11,12,13,14 at first in regular turn, then close its standby power supply 31,32,33,34 more in regular turn.
Generally speaking, the invention provides guard method of a kind of condition of instant error power-off of computer platform internal circuit and system, collocation is to a computer platform, and for example blade server provides abnormal power-down internal circuit defencive function in a flash to this blade server; The present invention utilizes identifying information (Blade ID Signal) and the power supply good signal (Power Good Signal) on the blade server, judges whether blade server abnormal power-down situation in a flash takes place; If, then responsively carry out a power-off program, the electric weight that wherein utilizes blade server only to be deposited after the condition of instant error power-off situation takes place is closed the primary power cource and the standby power supply of service unit circuit boards all on the blade server in regular turn in the normal shutdown mode.The present invention can be when the condition of instant error power-off situation that the blade server generation can not be expected, the internal circuit of each service unit circuit board on the protection blade server can not be damaged because of the instant cut-off situation.
Claims (6)
1. blade server condition of instant error power-off internal circuit guard method, be applied in a blade server, and this blade server is plugged with a concentrating type service unit circuit board, provides abnormal power-down internal circuit defencive function in a flash to all service unit circuit boards in these blade servers; It is characterized in that this blade server condition of instant error power-off internal circuit guard method comprises at least:
When each service unit circuit board is plugged into this blade server, note one group of affiliated identifying information of each service unit circuit board;
When each service unit circuit board was plugged into this blade server, the open state that responds each service unit circuit board was set an open state flag; Wherein, then the open state flag under this service unit circuit board is set at an open state setting value if this service unit circuit board is an open state; Otherwise, if open state not then is set at this open state flag one open state setting value not;
When the identifying information change situation that is write down, responding this variation is under the situation of not open state setting value in this open state flag, sends a standby power supply and closes active information; Otherwise, be under the situation of open state setting value in this open state flag, then send one main with and standby power supply close active information;
Respond this master with and standby power supply close active information, carry out a primary power cource bolt down procedure and a standby power supply bolt down procedure in regular turn, close the primary power cource and the standby power supply of these service unit circuit boards in regular turn; And
Respond this standby power supply and close active information, carry out a standby power supply bolt down procedure, close the standby power supply of these service unit circuit boards in regular turn.
2. blade server condition of instant error power-off internal circuit as claimed in claim 1 guard method is characterized in that, each service unit circuit board is a service unit circuit board.
3. blade server condition of instant error power-off internal circuit as claimed in claim 1 guard method is characterized in that, this guard method and then also comprise:
When each service unit circuit board is plugged to this blade server, detects each service unit circuit board and whether send a power supply good signal; If not, then carry out a primary power cource bolt down procedure.
4. blade server condition of instant error power-off internal circuit protection system, can arrange in pairs or groups to a blade server, and this blade server is plugged with a concentrating type service unit circuit board, provides abnormal power-down internal circuit defencive function in a flash to all service unit circuit boards in these blade servers; It is characterized in that this blade server condition of instant error power-off internal circuit protection system comprises at least:
One identifying information logging modle can be noted one group of affiliated identifying information of each service unit circuit board when each service unit circuit board is plugged to this blade server;
One open state setting module can be when each service unit circuit board be plugged to this blade server, and the open state that responds each service unit circuit board is set an open state flag; Wherein, then the open state flag under this service unit circuit board is set at an open state setting value if this service unit circuit board is an open state; Otherwise, if open state not then is set at this open state flag one open state setting value not;
One identifying information change respond module, can be when the identifying information change situation that this identifying information logging modle is write down, responding this variation is under the situation of not open state setting value in the open state flag that this open state setting module sets, and sends a standby power supply and closes active information; Otherwise the open state flag that sets at this open state setting module is under the situation of open state setting value, then send one main with and standby power supply close active information;
One power-off module can be drawn the of short duration normal operation of electric weight that this blade server is only deposited when the condition of instant error power-off situation takes place; And it can be at this of short duration normal operation period, respond that this identifying information change respond module sends main with and standby power supply close active information, carry out a primary power cource bolt down procedure and a standby power supply bolt down procedure in regular turn, close the primary power cource and the standby power supply of these service unit circuit boards in regular turn; And can respond the standby power supply that this identifying information change respond module sends and close active information, carry out a standby power supply bolt down procedure, close the standby power supply of these service unit circuit boards in regular turn.
5. blade server condition of instant error power-off internal circuit protection system as claimed in claim 4 is characterized in that each service unit circuit board is a service unit circuit board.
6. blade server condition of instant error power-off internal circuit protection system as claimed in claim 4 is characterized in that, this protection system and then also comprise:
One power supply good signal detection module, itself and this power-off module reach respectively this service unit circuit board electric connection, can detect each service unit circuit board and whether send a power supply good signal when each service unit circuit board be plugged to this blade server; If not, then send one main with and standby power supply close active information to this power-off module, this power-off module is carried out a primary power cource bolt down procedure and a standby power supply bolt down procedure in regular turn.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100004525A CN100562835C (en) | 2006-01-05 | 2006-01-05 | Guard method of condition of instant error power-off of computer platform internal circuit and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100004525A CN100562835C (en) | 2006-01-05 | 2006-01-05 | Guard method of condition of instant error power-off of computer platform internal circuit and system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1996204A CN1996204A (en) | 2007-07-11 |
| CN100562835C true CN100562835C (en) | 2009-11-25 |
Family
ID=38251312
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2006100004525A Expired - Fee Related CN100562835C (en) | 2006-01-05 | 2006-01-05 | Guard method of condition of instant error power-off of computer platform internal circuit and system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100562835C (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI458995B (en) * | 2010-08-24 | 2014-11-01 | Hon Hai Prec Ind Co Ltd | Power failure detection system and method of a server |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107664711B (en) | 2017-09-01 | 2019-12-13 | 新茂国际科技股份有限公司 | Power failure detector |
| CN110231862B (en) * | 2018-03-06 | 2022-10-28 | 佛山市顺德区顺达电脑厂有限公司 | Server system with power failure protection function and method thereof |
| CN112860044B (en) * | 2021-01-25 | 2022-06-17 | 浙江华创视讯科技有限公司 | Control circuit and control device |
-
2006
- 2006-01-05 CN CNB2006100004525A patent/CN100562835C/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI458995B (en) * | 2010-08-24 | 2014-11-01 | Hon Hai Prec Ind Co Ltd | Power failure detection system and method of a server |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1996204A (en) | 2007-07-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100450044C (en) | Monitor of rear card board in intelligent-platform management interface system | |
| CN104281511B (en) | Intelligent-platform management interface system, baseboard management controller and implementation method | |
| CN102035247B (en) | Method for designing power supply of centralized RACK system | |
| CN106774771B (en) | Power supply system and power supply control method thereof | |
| CN102902341A (en) | Server cabinet system and operation method thereof | |
| ATE372624T1 (en) | REDUNTANT INPUT/OUTPUT MANAGEMENT UNIT, ESPECIALLY A ROUTING SYSTEM | |
| CN100562835C (en) | Guard method of condition of instant error power-off of computer platform internal circuit and system | |
| CN103605596B (en) | System and method for collaborative power management of FPGA (field programmable gata array) chip and BMC (baseboard management controller) chip used on ATCA (advanced telecom computing architecture) blade | |
| CN102355368A (en) | Fault processing method of network equipment and system | |
| CN105260866A (en) | Locker box-opening fault detection method | |
| CN103076869A (en) | Design method for power-on maintenance of RACK equipment cabinet system | |
| CN106708646A (en) | Hard disk abnormal condition automatic resetting method and device thereof | |
| WO2022134715A1 (en) | Abnormal power-off protection system and method for child node in complete cabinet server, and device | |
| CN103135732A (en) | Server cabinet system | |
| CN205983134U (en) | Server operation condition monitoring system | |
| US20070220284A1 (en) | Abnormal power interruption internal circuitry protection method and system for computer platform | |
| CN103138969A (en) | Server rack system | |
| CN107015622A (en) | A kind of spark clusters automatic cut-off protection shield and the method for incoming call self-starting | |
| CN108121632A (en) | A kind of guard method of one-board power supply and device | |
| CN103957130A (en) | Fault detection and recovery method and system | |
| CN110377450A (en) | A kind of hardware anomalies processing method, system and associated component | |
| CN106095642A (en) | A kind of fan failure solution based on RMC management | |
| CN111461678B (en) | Public security case-related property management and collection platform | |
| CN109614285A (en) | Configuring management method for comprehensively modularized avionics system | |
| CN113946465A (en) | Big data fault processing method and related equipment thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091125 Termination date: 20180105 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |