CN101916351B - Smart card multi-protocol adaptive method and smart card - Google Patents
Smart card multi-protocol adaptive method and smart card Download PDFInfo
- Publication number
- CN101916351B CN101916351B CN201010221225.1A CN201010221225A CN101916351B CN 101916351 B CN101916351 B CN 101916351B CN 201010221225 A CN201010221225 A CN 201010221225A CN 101916351 B CN101916351 B CN 101916351B
- Authority
- CN
- China
- Prior art keywords
- communication protocol
- smart card
- eigenvalue
- zone bit
- protocol type
- 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
- 238000000034 method Methods 0.000 title claims abstract description 30
- 230000003044 adaptive effect Effects 0.000 title claims abstract description 14
- 238000004891 communication Methods 0.000 claims abstract description 139
- 238000010586 diagram Methods 0.000 description 3
- 239000002699 waste material Substances 0.000 description 2
- 238000004590 computer program Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 235000012054 meals Nutrition 0.000 description 1
Images
Landscapes
- Telephonic Communication Services (AREA)
Abstract
The embodiment of the invention discloses a smart card multi-protocol adaptive method and a smart card. A bit zone is stored in a memory of the smart card, and is used for storing characteristic values, so that the communication protocol types supported by the current smart card can be determined, wherein the characteristic values correspond to the communication protocol types supported by the smart card. The method comprises the following steps of: receiving a communication request of a terminal, wherein the communication protocol type supported by the terminal is a first communication protocol; modifying the bit zone to be a second characteristic value after the bit zone is read to be the first characteristic value; and re-reading the bit zone after the communication protocol type corresponding to the first characteristic value is determined to be not the first communication protocol. The method is suitable for adaption of the smart card among multiple protocols.
Description
Technical field
The present invention relates to technical field of intelligent card, particularly a kind of smart card multi-protocol adaptive method and smart card.
Background technology
Contactless smart card claims again radio-frequency card, is the product that REID and smart card techniques organically combine, and it has solved passive (non-transformer in card) and this difficult problem of contact-free.Contactless smart card has high security, high reliability, the advantage such as convenient to use compared with bar code card, magnetic card, contact intelligent card, is widely used in E-Payment, passage control, public transport charge, Car park payment, dining room and sells the multiple occasions such as meal, work attendance and gate inhibition.
At present, the standard that contactless smart card is mainly followed is ISO14443, and according to the difference of carrier modulation mode, ISO14443 is divided into again various communications protocols, and conventional communication protocol is TYPE A, TYPE B and TYPE C at present.After non-contact intelligent is stuck in initialization, the communication protocol that it is supported will be fixed, and can not change again, and can only on the read write line of supporting this communication protocol, use.For example: the communication protocol of supporting after non-contact intelligent card initialization is TYPE A, this contactless smart card only can use on the read write line of supporting TYPE A, and can not on the read write line of supporting other communication protocols, use.
Realizing in process of the present invention, inventor finds that in prior art, at least there are the following problems:
One non-contact smart card is only supported a kind of communication protocol, and can only on the read write line of supporting same type communication protocol, use, and the versatility of contactless smart card is poor.
Summary of the invention
Embodiments of the invention provide a kind of smart card multi-protocol adaptive method and smart card, can improve the versatility of smart card.
The technical scheme that the embodiment of the present invention adopts is:
A kind of smart card multi-protocol adaptive method, in the storer of described smart card, store zone bit, described zone bit is used for storing eigenwert, to determine the communication protocol type that current smart card is supported, described eigenwert is corresponding one by one with the communication protocol type that described smart card is supported, described method comprises:
The communication request of receiving terminal, the communication protocol type of described terminal support is the first communication protocol;
After reading described zone bit and being the First Eigenvalue, revising described zone bit is Second Eigenvalue;
After definite corresponding communication protocol type of described the First Eigenvalue is not the first communication protocol, again read zone bit.
A kind of smart card, comprising:
Storer, for storage mark position, described zone bit is used for storing eigenwert, to determine the communication protocol type that current smart card is supported, described eigenwert is corresponding one by one with the communication protocol type that described smart card is supported;
Receiving element, for the communication request of receiving terminal, the communication protocol type of described terminal support is the first communication protocol;
Reading unit is the First Eigenvalue for reading described zone bit;
Amendment unit is Second Eigenvalue for revising described zone bit;
Determining unit, for determining the corresponding communication protocol type of described the First Eigenvalue;
After described determining unit determines that the corresponding communication protocol type of described the First Eigenvalue is not the first communication protocol, described reading unit reads zone bit again.
Embodiment of the present invention smart card multi-protocol adaptive method and smart card, in described smart card, store zone bit, described zone bit is used for storing eigenwert, described eigenwert is corresponding one by one with the communication protocol type that described smart card is supported, smart card receives after the communication request of terminal that communication protocol type is the first communication protocol, the zone bit that reads smart card is the First Eigenvalue, and to revise described zone bit be Second Eigenvalue, after definite corresponding communication protocol type of described the First Eigenvalue is not the first communication protocol, again read zone bit.Compared with prior art, same sheet smart card can be supported various communications protocols, and can between various communications protocols, change, the communication protocol of being supported to adapt to terminal, thus can improve the versatility of smart card.
Brief description of the drawings
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
The method flow diagram that Fig. 1 provides for the embodiment of the present invention one;
The method flow diagram that Fig. 2 provides for the embodiment of the present invention two;
The smart card architecture schematic diagram that Fig. 3, Fig. 4 provide for the embodiment of the present invention three.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiment.Based on the embodiment in the present invention, those of ordinary skill in the art, not making all other embodiment that obtain under creative work prerequisite, belong to the scope of protection of the invention.
For making the advantage of technical solution of the present invention clearer, below in conjunction with drawings and Examples, the present invention is elaborated.
Embodiment mono-
The present embodiment provides a kind of smart card multi-protocol adaptive method, in the storer of described smart card, store zone bit, described zone bit is used for storing eigenwert, to determine the communication protocol type that current smart card is supported, described eigenwert is corresponding one by one with the communication protocol type that described smart card is supported, as shown in Figure 1, described method comprises:
101, the communication request of receiving terminal, the communication protocol type of described terminal support is the first communication protocol.
102, after reading described zone bit and being the First Eigenvalue, revising described zone bit is Second Eigenvalue.
103, after definite corresponding communication protocol type of described the First Eigenvalue is not the first communication protocol, again read zone bit.
Embodiment of the present invention smart card multi-protocol adaptive method, in described smart card, store zone bit, described zone bit is used for storing eigenwert, described eigenwert is corresponding one by one with the communication protocol type that described smart card is supported, smart card receives after the communication request of terminal that communication protocol type is the first communication protocol, the zone bit that reads smart card is the First Eigenvalue, and to revise described zone bit be Second Eigenvalue, after definite corresponding communication protocol type of described the First Eigenvalue is not the first communication protocol, again read zone bit.Compared with prior art, same sheet smart card can be supported various communications protocols, and can between various communications protocols, change, the communication protocol of being supported to adapt to terminal, thus can improve the versatility of smart card.
Embodiment bis-
The present embodiment provides a kind of smart card multi-protocol adaptive method, in the present embodiment, stores zone bit in smart card, and this zone bit is used for storing eigenwert, to determine the communication protocol type that current smart card is supported.In the present embodiment, this zone bit has two eigenwerts: 0 and 1, and the communication protocol type corresponding with eigenwert 0 is TYPE A; The communication protocol type corresponding with eigenwert 1 is TYPE B.
As shown in Figure 2, described smart card multi-protocol adaptive method comprises:
201, the communication request that receiving terminal sends, the communication protocol type of described terminal support is TYPE A.
202, in the EEPROM (Electrically Erasable Programmable Read-OnlyMemory, EEPROM (Electrically Erasable Programmable Read Only Memo)) by self, read the eigenwert of described zone bit.
Optionally, described zone bit can have multiple eigenwerts, and described eigenwert can be multidigit, and for example: described zone bit has four eigenwerts, described eigenwert is two, and described eigenwert can be 00,01,10 and 11.In the time that this eigenwert is 00, the communication protocol type of described smart card support is TYPE A; In the time that this eigenwert is 01, the communication protocol type of described smart card support is TYPE B; In the time that this eigenwert is 10, the communication protocol type of described smart card support is TYPE C; In the time that this eigenwert is 11, the communication protocol type of described smart card support is TYPE D.
The eigenwert of the zone bit 203, reading is the First Eigenvalue, and described the First Eigenvalue is temporary in register.
204, described zone bit is revised as to Second Eigenvalue by the First Eigenvalue.
Particularly, in the time that described zone bit has two eigenwerts, if described the First Eigenvalue is 0, amended Second Eigenvalue is 1; If described the First Eigenvalue is 1, amended Second Eigenvalue is 0.
Optionally, in the time that described zone bit has more than two eigenwert, in the time that described the First Eigenvalue is rewritten, described the First Eigenvalue is rewritten according to default rule.For example: if described the First Eigenvalue is 00, amended Second Eigenvalue is 01; If described the First Eigenvalue is 01, amended Second Eigenvalue is 10; If described the First Eigenvalue is 10, amended Second Eigenvalue is 11; If described the First Eigenvalue is 11, amended Second Eigenvalue is 00.
Certainly, the mode of revising described the First Eigenvalue is not limited to this, also can carry out according to Else Rule.
205, determine whether the corresponding communication protocol type of the First Eigenvalue temporary in described register is TYPE A, if not execution step 206, if so, performs step 207.
Particularly, if temporary the First Eigenvalue is 0 in register, corresponding communication protocol type is TYPEA; If temporary the First Eigenvalue is 1 in register, corresponding communication protocol type is TYPE B.
206, the First Eigenvalue temporary in described register is removed, returned to step 202.
207, communicate according to TYPE A and described terminal, and the First Eigenvalue temporary in described register is removed.
In the present embodiment, described terminal can be read write line, but is not limited only to this.
Embodiment of the present invention smart card multi-protocol adaptive method, in described smart card, store zone bit, described zone bit is used for storing eigenwert, described eigenwert is corresponding one by one with the communication protocol type that described smart card is supported, smart card receives after the communication request of terminal that communication protocol type is the first communication protocol, the zone bit that reads smart card is the First Eigenvalue, and to revise described zone bit be Second Eigenvalue, after definite corresponding communication protocol type of described the First Eigenvalue is not the first communication protocol, again read zone bit; After definite corresponding communication protocol type of described the First Eigenvalue is the first communication protocol, communicate according to described the first communication protocol and described terminal.Compared with prior art, same sheet smart card can be supported various communications protocols, and can between various communications protocols, change, the communication protocol of being supported to adapt to terminal, thus can improve the versatility of smart card; Same sheet smart card can use in the terminal of supporting dissimilar communication protocol, thereby can be cost-saving, reduces the waste of resource.
Embodiment tri-
The present embodiment provides a kind of smart card, and as shown in Figure 3, described smart card comprises:
Described storer 301 can be EEPROM, but is not limited only to this;
Wherein, the communication protocol type that described eigenwert is supported for this smart card of mark, the communication protocol type that different characteristic value is corresponding different.This eigenwert can be 0 or 1, and in the time that this eigenwert is 0, the communication protocol type of described smart card support is TYPE A; In the time that this eigenwert is 1, the communication protocol type of described smart card support is TYPE B.
Optionally, described zone bit can have multiple eigenwerts, and this eigenwert can be multidigit, and for example: described zone bit has four eigenwerts, described eigenwert is two, and described eigenwert can be 00,01,10 and 11.In the time that this eigenwert is 00, the communication protocol type of described smart card support is TYPE A; In the time that this eigenwert is 01, the communication protocol type of described smart card support is TYPE B; In the time that this eigenwert is 10, the communication protocol type of described smart card support is TYPE C; In the time that this eigenwert is 11, the communication protocol type of described smart card support is TYPE D.
Receiving element 302, for the communication request of receiving terminal, the communication protocol type of described terminal support is the first communication protocol;
Wherein, described terminal can be read write line, but is not limited only to this.
Reading unit 303 is the First Eigenvalue for reading described zone bit;
Determining unit 305, for determining the corresponding communication protocol type of described the First Eigenvalue;
After described determining unit 305 determines that the corresponding communication protocol type of described the First Eigenvalue is not the first communication protocol, described reading unit 303 reads zone bit again.
Further, after described determining unit 305 determines that the corresponding communication protocol type of described the First Eigenvalue is the first communication protocol, described smart card communicates according to described the first communication protocol and described terminal.
Further, as shown in Figure 4, described smart card can also comprise:
Further, as shown in Figure 4, described smart card can also comprise:
Particularly, after described determining unit 305 determines that the corresponding communication protocol type of described the First Eigenvalue is not the first communication protocol, described clearing cell 307 is removed described the First Eigenvalue temporary in described register 306, and described reading unit 303 reads zone bit again.
After described determining unit 305 determines that the corresponding communication protocol type of described the First Eigenvalue is the first communication protocol, described smart card communicates according to described the first communication protocol and described terminal, and described clearing cell 307 is removed described the First Eigenvalue temporary in described register 306.
In the time that in described storer 301, storage mark position has two eigenwerts, described amendment unit 304, specifically for described the First Eigenvalue 0 is revised as to Second Eigenvalue 1, or, described the First Eigenvalue 1 is revised as to Second Eigenvalue 0.
In the time that the zone bit of storage in described storer 301 has more than two eigenwert, described amendment unit 304, specifically for rewriting described the First Eigenvalue according to default rule.
For example: if described the First Eigenvalue is 00, amended Second Eigenvalue is 01; If described the First Eigenvalue is 01, amended Second Eigenvalue is 10; If described the First Eigenvalue is 10, amended Second Eigenvalue is 11; If described the First Eigenvalue is 11, amended Second Eigenvalue is 00.
Certainly, the mode of revising described the First Eigenvalue is not limited to this, also can carry out according to Else Rule.
Embodiment of the present invention smart card, in described smart card, store zone bit, described zone bit is used for storing eigenwert, described eigenwert is corresponding one by one with the communication protocol type that described smart card is supported, smart card receives after the communication request of terminal that communication protocol type is the first communication protocol, the zone bit that reads smart card is the First Eigenvalue, and to revise described zone bit be Second Eigenvalue, after definite corresponding communication protocol type of described the First Eigenvalue is not the first communication protocol, again read zone bit; After definite corresponding communication protocol type of described the First Eigenvalue is the first communication protocol, communicate according to described the first communication protocol and described terminal.Compared with prior art, same sheet smart card can be supported various communications protocols, and can between various communications protocols, change, the communication protocol of being supported to adapt to terminal, thus can improve the versatility of smart card; Same sheet smart card can use in the terminal of supporting dissimilar communication protocol, thereby can be cost-saving, reduces the waste of resource.
The above-mentioned embodiment of the method providing can be provided the smart card that the embodiment of the present invention provides.The smart card multi-protocol adaptive method that the embodiment of the present invention provides and smart card go for non-contact intelligent and are stuck in and between multi-protocols, carry out self-adaptation, but are not limited only to this.
One of ordinary skill in the art will appreciate that all or part of flow process realizing in above-described embodiment method, can carry out the hardware that instruction is relevant by computer program to complete, described program can be stored in a computer read/write memory medium, this program, in the time carrying out, can comprise as the flow process of the embodiment of above-mentioned each side method.Wherein, described storage medium can be magnetic disc, CD, read-only store-memory body (Read-Only Memory, ROM) or random store-memory body (Random Access Memory, RAM) etc.
The above; be only the specific embodiment of the present invention, but protection scope of the present invention is not limited to this, any be familiar with those skilled in the art the present invention disclose technical scope in; the variation that can expect easily or replacement, within all should being encompassed in protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain of claim.
Claims (6)
1. a smart card multi-protocol adaptive method, it is characterized in that, in the storer of described smart card, store zone bit, described zone bit is used for storing eigenwert, to determine the communication protocol type that current smart card is supported, described eigenwert is corresponding one by one with the communication protocol type that described smart card is supported, described method
Comprise:
The communication request of receiving terminal, the communication protocol type of described terminal support is the first communication protocol;
After reading described zone bit and being the First Eigenvalue, revising described zone bit is Second Eigenvalue;
After definite corresponding communication protocol type of described the First Eigenvalue is not the first communication protocol, again read zone bit;
After definite corresponding communication protocol type of described the First Eigenvalue is the first communication protocol, communicate according to described the first communication protocol and described terminal.
2. method according to claim 1, is characterized in that, reads after zone bit is the First Eigenvalue described, also comprises:
The described the First Eigenvalue reading is temporary in register.
3. method according to claim 2, is characterized in that, after communication protocol type corresponding to described definite described the First Eigenvalue, also comprises:
Described the First Eigenvalue temporary in described register is removed.
4. a smart card, is characterized in that, comprising:
Storer, for storage mark position, described zone bit is used for storing eigenwert, to determine the communication protocol type that current smart card is supported, described eigenwert is corresponding one by one with the communication protocol type that described smart card is supported;
Receiving element, for the communication request of receiving terminal, the communication protocol type of described terminal support is the first communication protocol;
Reading unit is the First Eigenvalue for reading described zone bit;
Amendment unit is Second Eigenvalue for revising described zone bit;
Determining unit, for determining the corresponding communication protocol type of described the First Eigenvalue;
After described determining unit determines that the corresponding communication protocol type of described the First Eigenvalue is not the first communication protocol, described reading unit reads zone bit again;
After described determining unit determines that the corresponding communication protocol type of described the First Eigenvalue is the first communication protocol, communicate according to described the first communication protocol and described terminal.
5. smart card according to claim 4, is characterized in that, also comprises:
Register, the described the First Eigenvalue reading for temporary described reading unit.
6. smart card according to claim 5, is characterized in that, also comprises:
Clearing cell, for removing described the First Eigenvalue temporary described register.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010221225.1A CN101916351B (en) | 2010-06-29 | 2010-06-29 | Smart card multi-protocol adaptive method and smart card |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010221225.1A CN101916351B (en) | 2010-06-29 | 2010-06-29 | Smart card multi-protocol adaptive method and smart card |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101916351A CN101916351A (en) | 2010-12-15 |
| CN101916351B true CN101916351B (en) | 2014-06-04 |
Family
ID=43323861
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010221225.1A Expired - Fee Related CN101916351B (en) | 2010-06-29 | 2010-06-29 | Smart card multi-protocol adaptive method and smart card |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101916351B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104378348A (en) * | 2014-09-17 | 2015-02-25 | 酷派软件技术（深圳）有限公司 | Data link authentication method and device |
| CN107516055B (en) * | 2017-07-12 | 2019-03-05 | 飞天诚信科技股份有限公司 | A kind of non-contact card that supporting multi-protocols, non-switched letter method and system |
| CN110210597A (en) * | 2019-07-02 | 2019-09-06 | 金邦达有限公司 | Smart card and communications protocol switching method |
| CN111506477B (en) * | 2020-04-16 | 2022-11-04 | Oppo广东移动通信有限公司 | Log capture method and device of touch screen and mobile terminal |
| CN114827302B (en) * | 2022-04-06 | 2024-03-12 | 广东万颗子智控科技有限公司 | Communication protocol adaptation method, device, equipment and storage medium |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1815488A (en) * | 2005-02-04 | 2006-08-09 | 高晶 | Second-generation resident identification card management number and serial number reading device and method |
| CN101122960A (en) * | 2007-08-30 | 2008-02-13 | 樊明延 | Method and device for enhancing active radio frequency identification system information safety and compatibility |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1592270A (en) * | 2003-08-26 | 2005-03-09 | 华为技术有限公司 | Method and device for realizing multi-protocol conversion between intelligent network and external platforn |
| CN100372295C (en) * | 2004-02-21 | 2008-02-27 | 华为技术有限公司 | Method for supressing oscillation of multi-protocol tag exchange tunnel in virtual private netwrok |
| WO2009115997A2 (en) * | 2008-03-19 | 2009-09-24 | Nxp B.V. | Method and system for ensuring integrity of a contactless card emulating device |
-
2010
- 2010-06-29 CN CN201010221225.1A patent/CN101916351B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1815488A (en) * | 2005-02-04 | 2006-08-09 | 高晶 | Second-generation resident identification card management number and serial number reading device and method |
| CN101122960A (en) * | 2007-08-30 | 2008-02-13 | 樊明延 | Method and device for enhancing active radio frequency identification system information safety and compatibility |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101916351A (en) | 2010-12-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101916351B (en) | Smart card multi-protocol adaptive method and smart card | |
| ATE383648T1 (en) | ERROR HANDLING FOR WRITABLE REFERENCE MEMORY CELLS FOR TRACKING UTILITY VOLTAGE DRIFT | |
| CN101650972B (en) | Method for updating data of nonvolatile memory of intelligent card | |
| CN100520734C (en) | Control apparatus and method of flash memory | |
| CN101162608B (en) | Marking method of memory block of flash memory | |
| CN102135942A (en) | Method for realizing wear-leveling in storage equipment as well as the storage equipment | |
| CN103488962A (en) | Improved serialization of rfid tags | |
| AU2003303412A1 (en) | Memory controller and method for writing to a memory | |
| CN102135943B (en) | Storing and accessing method of flash memory data and device thereof | |
| CN101699476A (en) | Data processing method and device of smart cards | |
| CN107463341A (en) | Method for deleting, device and the mobile terminal of FLASH chip | |
| CN101807262B (en) | Apparatus and method for data processing | |
| CN105653208A (en) | Data storage system and data read-write method based on same | |
| CN104809420A (en) | Device having storage function | |
| CN113343724B (en) | Method for writing data into a memory of a contactless transponder and transponder device | |
| CN101441598A (en) | Data storage method | |
| CN102567501A (en) | File management system in small storage space | |
| US20060015675A1 (en) | Secure method for modifying data recorded in a memory card | |
| US9202157B2 (en) | RFID tag with an improved communication between an external logic element conductively connected thereto and an interrogator as well as a method for such communication | |
| CN102968652B (en) | The access method of smart card and access means | |
| JP2011257798A (en) | Contactless ic card | |
| CN102799393A (en) | Method and device for working condition management on dual-interface smart card chip | |
| CN201111076Y (en) | Memory type intelligent card read/write device | |
| JP4516572B2 (en) | Memory management method for mixed portable goods | |
| CN104881373A (en) | Method for expanding access spaces of memories |
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 | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 100015 Beijing city Chaoyang District Dongzhimen West eight Street No. 2 room Wanhong Yan Dong Business Garden Patentee after: BEIJING WATCHDATA Co.,Ltd. Address before: 100015 Beijing city Chaoyang District Dongzhimen West eight Street No. 2 room Wanhong Yan Dong Business Garden Patentee before: BEIJING WATCH DATA SYSTEM Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140604 |