CN212542862U - A kind of interface unit - Google Patents
A kind of interface unit Download PDFInfo
- Publication number
- CN212542862U CN212542862U CN202021249924.2U CN202021249924U CN212542862U CN 212542862 U CN212542862 U CN 212542862U CN 202021249924 U CN202021249924 U CN 202021249924U CN 212542862 U CN212542862 U CN 212542862U
- Authority
- CN
- China
- Prior art keywords
- connector
- conductive
- cover
- pin
- receiving plate
- 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
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
- H01R12/70—Coupling devices
- H01R12/71—Coupling devices for rigid printing circuits or like structures
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
- H01R12/70—Coupling devices
- H01R12/77—Coupling devices for flexible printed circuits, flat or ribbon cables or like structures
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/648—Protective earth or shield arrangements on coupling devices, e.g. anti-static shielding
- H01R13/658—High frequency shielding arrangements, e.g. against EMI [Electro-Magnetic Interference] or EMP [Electro-Magnetic Pulse]
- H01R13/6581—Shield structure
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/648—Protective earth or shield arrangements on coupling devices, e.g. anti-static shielding
- H01R13/658—High frequency shielding arrangements, e.g. against EMI [Electro-Magnetic Interference] or EMP [Electro-Magnetic Pulse]
- H01R13/6591—Specific features or arrangements of connection of shield to conductive members
- H01R13/6594—Specific features or arrangements of connection of shield to conductive members the shield being mounted on a PCB and connected to conductive members
Abstract
The utility model provides a connector, include: the first connector is welded on the first bearing plate, the second connector is welded on the second bearing plate and can be matched with the first connector, the periphery of the first connector comprises a shielding cover electrically connected with the first bearing plate, the second connector is positioned in the shielding cover after the first connector and the second connector are matched, one surface, facing the shielding cover, of the second bearing plate is provided with a conductive part, the shielding cover comprises a cover wall part and a pin part extending from the cover wall part to the second bearing plate, and the pin part is abutted to the conductive part. According to the scheme, the pin part is additionally arranged on the shielding case of the connector, the conductive part is additionally arranged on the surface of the second bearing plate, and the pin part of the shielding case is abutted against the conductive part, so that the first bearing plate and the second bearing plate are connected with the shielding case in a metal reference mode, and the shielding effect is improved.
Description
[ technical field ] A method for producing a semiconductor device
The utility model relates to a connector technical field especially relates to a connector.
[ background of the invention ]
The technical development of the terminal device puts forward high-frequency and high-speed transmission requirements on the connector, and increasing the used frequency band and bandwidth and improving the integration level of the terminal device can cause more electromagnetic compatibility problems, such as the electromagnetic leakage problem becomes more obvious.
The connector of the prior art realizes the shielding function through the peripheral shield cover after the male end is matched with the female end, but because the peripheral shield cover needs to consider various processing channel order factors, the shielding effect can not be improved under the assembly of the same processing difficulty and interference structure.
Therefore, there is a need for a new connector structure.
[ Utility model ] content
An object of the utility model is to provide a connector can solve the problem that can't promote shielding effect under the equal processing degree of difficulty and the assembly of interference structure among the prior art.
The technical scheme of the utility model a connector for connect first board and the second board of accepting, the connector includes: weld in the first connector of accepting the board and weld in the second accept the board and can with first connector assorted second connector, the periphery of first connector include with the first shield cover of accepting the board electricity and being connected, first connector with the second connector cooperation back, the second connector is located in the shield cover, the second is accepted the board orientation one side of shield cover is equipped with the conductive part, the shield cover includes cover wall portion and certainly cover wall portion to the pin portion that the board extends is accepted to the second, the pin portion with conductive part looks butt.
Optionally, the cover wall portion includes: a plurality of cover wall surfaces extending from the first receiving plate to the second receiving plate, the cover wall surfaces being spaced apart from the second receiving plate, the lead part including: and one end of the wall surface of the cover, which is close to the second bearing plate, is connected with the connecting pins.
Optionally, the conductive part includes: the conductive plates are arranged on the surface of the second bearing plate at intervals, and the connecting pins are abutted with the adjacent conductive plates.
Optionally, the connection pin is perpendicular to the conductive plate, and one end of the connection pin, which is far away from the wall surface of the cover, is abutted against the conductive plate.
Optionally, the connection pin is an elastic pin extending from the cover wall to the conductive plate in an arc shape, and one end of the elastic pin, which is far away from the cover wall, abuts against the adjacent conductive plate.
Optionally, at least two of the connection pins are spaced and symmetrically disposed on the same wall surface of the cover.
Optionally, a first positioning portion and a second positioning portion are arranged on the peripheral side wall of the second connector, the first positioning portion and the second positioning portion form a limiting opening, and the connecting pin is clamped in the limiting opening.
Optionally, the conductive portion is made of a copper material.
The beneficial effects of the utility model reside in that: the utility model discloses a connector is used for connecting first board and the second of accepting and accepts the board, include: the first connector is welded on the first bearing plate, the second connector is welded on the second bearing plate and can be matched with the first connector, the periphery of the first connector comprises a shielding cover electrically connected with the first bearing plate, the second connector is positioned in the shielding cover after the first connector and the second connector are matched, one surface, facing the shielding cover, of the second bearing plate is provided with a conductive part, the shielding cover comprises a cover wall part and a pin part extending from the cover wall part to the second bearing plate, and the pin part is abutted to the conductive part. According to the scheme, the pin part is additionally arranged on the shield cover of the connector, the conductive part is arranged on the surface of the second bearing plate, and the pin part of the shield cover is abutted against the conductive part, so that the first bearing plate and the second bearing plate are connected with the shield cover in a metal reference mode, and the shielding effect is improved under the same machining difficulty and interference structure assembly.
[ description of the drawings ]
Fig. 1 is a schematic view of an installation of a connector according to an embodiment of the present invention;
FIG. 2 is an enlarged view of a portion A of the connector shown in the embodiment of FIG. 1;
fig. 3 is a schematic structural diagram of a shield case of the connector provided in the embodiment of fig. 1;
fig. 4 is a schematic view of the installation of a connector according to another embodiment of the present invention;
fig. 5 is a side view of the connector provided in the embodiment of fig. 4.
[ detailed description ] embodiments
The present invention will be further described with reference to the accompanying drawings and embodiments.
In order to solve the technical problem that can't promote shielding effect under the equal processing degree of difficulty and the interference structure assembly among the prior art, the technical scheme of the utility model a connector is provided.
Referring to fig. 1, the connector is used for connecting a first receiving plate 11 and a second receiving plate 12, and includes: the connector assembly comprises a first connector 31 welded on the first bearing plate 11 and a second connector 32 welded on the second bearing plate 12 and capable of being matched with the first connector 31, wherein the periphery of the first connector 31 comprises a shielding cover 20 electrically connected with the first bearing plate, after the first connector 31 is matched with the second connector 32, the second connector 32 is positioned in the shielding cover 20, a conductive part is arranged on one surface, facing the shielding cover 20, of the second bearing plate 12, the shielding cover 20 comprises a cover wall part and a pin part 22 extending from the cover wall part to the second bearing plate 12, and the pin part 22 is abutted against the conductive part.
The utility model discloses a connector includes: in practical applications, the first connector 31 may be fixedly connected to the first receiving board 11 or the second receiving board 12, the data pin or the power pin of the first connector 31 is electrically connected to the first receiving board 11, the second connector 32 is fixedly connected to the second receiving board 12, the data pin or the power pin of the second connector 32 is electrically connected to the second receiving board 12, and the shielding cover 20 is electrically connected to the first receiving board 11. It should be noted that the first connector 31 is located on the first receiving Board 11 and the second receiving Board 12 and is a Circuit Board having a Circuit structure, such as a PCB (Printed Circuit Board) or a FPC (Printed Circuit Board), and after the first connector 31 of the connector is matched with the second connector 32, the first receiving Board 11 and the second receiving Board 12 can be electrically connected to each other, so as to meet the requirement of high-frequency and high-speed data transmission.
Further, the surface of the second socket board 12 is provided with a conductive portion, which is a partial copper-exposed area added on the second socket board 12, and the conductive portion is connected with the related circuit of the second socket board 12, such as a metal ground, and the partial copper-exposed area is slightly protruded from the surface of the second socket board 12. Specifically, when the conductive portion is disposed on the second receiving plate 12, the conductive portion may be embedded in the surface of the second receiving plate 12 facing the connector through a side of the conductive portion close to the second receiving plate 12, or the conductive portion may be fixedly connected to the surface of the second receiving plate 12. The shield case 20 specifically includes: a cover wall portion surrounding the periphery of the first connector 31 and the second connector 32 after mating connection, and a lead portion extending from one end of the cover wall portion near the second receiving plate 12 to the conductive portion on the surface of the second receiving plate 12. The pin part can be an elastic pin, a convex hull or other contact structural components capable of realizing the contact with the second bearing plate 12, the specific structure of the pin part can be selected according to actual requirements, the pin part only needs to be in contact with the second bearing plate 12, and the structure type of the pin part is not limited in the embodiment. In the embodiment, the pin part is abutted against the conductive part on the second receiving plate 12, so that the metal of the first receiving plate 11 and the second receiving plate 12 is electrically connected with the shielding case 20 better in reference, and the pin part is added on the shielding case 20 and the conductive part is added on the second receiving plate 12, the processing is simple, other interference structures which are too complex to assemble are not needed, the mass production and the manufacturing can be realized, under the assembly of the same processing difficulty and interference structures, the pin part is added on the shielding case, the performance of the connector can not be affected, such as the high frequency and high-speed data transmission performance of the connector, and the better shielding effect is achieved.
Referring to fig. 1 and 3, in the present embodiment, the cover wall portion includes: a plurality of cover wall surfaces 21 extending from the first receiving plate 11 toward the second receiving plate 12, the cover wall surfaces 21 being spaced apart from the second receiving plate 12, and the lead part including: and a plurality of connection pins 22, and one end of the cover wall surface 21 near the second receiving plate 12 is connected with the connection pins 22. The shape of the cover wall part can be any shape structure, such as a structure close to a cuboid, a nearly pentagonal prism, a hexagonal prism or a cylinder, and the like, the shape of the cover wall part is not specifically limited by the utility model, and only the first connector 31 and the second connector 32 around the connectors are needed; preferably, the outer shape of the housing wall portion may be configured according to the outer shape of the first connector 31 and the second connector 32 after the mating connection, and since the outer shape of the first connector 31 and the second connector 32 after the mating connection is approximately rectangular parallelepiped, the outer shape of the shield housing 20 may be configured according to the outer periphery of the first connector 31 and the second connector 32 after the mating connection as an approximately rectangular parallelepiped peripheral wall, and the outer shape of the housing wall portion is also approximately rectangular parallelepiped peripheral wall. The shield case of the approximately rectangular parallelepiped peripheral wall includes: 4 cover wall surfaces 21, a space is provided between the cover wall surfaces 21 and the second receiving plate 12, further, the lead part includes a plurality of connection pins 22, the connection pins 22 are fixedly connected with one end of the cover wall surfaces 21 close to the second receiving plate 12, it should be noted that, in this embodiment, the number of the connection pins 22 is not specifically limited, and the specific number of the connection pins 22 set on each cover wall surface 21 is not limited, the connection pins 22 can be set according to actual requirements, preferably, the lead part of this embodiment includes 4 connection pins 22, two opposite cover wall surfaces 21 are selected, two connection pins 22 are set on each cover wall surface 21, the two connection pins 22 are symmetrically set on the same cover wall surface 21, and the metal of the first receiving plate 11 and the metal of the second receiving plate 12 are better electrically connected with the shield cover 20 by reference through the contact of the plurality of connection pins 22 and the conductive part on the second receiving plate 12, to maximize the shielding effectiveness.
Referring to fig. 1, in an embodiment of the present invention, the conductive part includes: a plurality of conductive sheets 121, the conductive sheets 121 are disposed on the surface of the second receiving plate 12 at intervals, and the connecting pin 22 abuts against the adjacent conductive sheet 121. Specifically, the shape of the shield case 20 may be a multi-surface structure, or the shape of the shield case 20 may be set according to the outer peripheral shape of the first connector 31 and the second connector 32 after the mating connection. The conductive portion is used to contact or contact with the additionally set connection pin 22 on the shielding case 20, and therefore, the position of the conductive portion on the second receiving plate 12 can be set according to the actual setting of the position of the connection pin 22 of the shielding case 20, for example, the conductive portion can be set around the periphery of the orthographic projection of the connector on the second receiving plate 12, that is, the conductive portion is set around the second connector 32 on the second receiving plate 12. Furthermore, the conductive portion may also be set according to the actual position of the connection pin 22. Preferably, the conductive portion may be divided into a plurality of conductive sheets 121, the number of the conductive sheets 121 is the same as the number of the connection pins 22, the conductive sheets 121 are disposed at intervals, the conductive sheets 121 are respectively disposed on the second receiving plate 12 near the cover wall surface 21 having the connection pins 22, and the connection pins 22 may be abutted against the corresponding conductive sheets 121, so that the shielding cover 20 is respectively electrically connected to the metal reference ground of the first receiving plate 11 and the metal reference ground of the second receiving plate 12, so as to achieve a through connection, and thus the shielding effect of the shielding cover 20 is improved.
Referring to fig. 4-5, in the embodiment of the present invention, the orthographic projection of the shielding can 20 on the second receiving plate 12 falls into the conductive plate 121, the connecting pins 22 are perpendicular to the conductive plate 121, and one end of the connecting pins 22 away from the cover wall 21 abuts against the conductive plate 121. Specifically, the conductive sheet 121 is disposed on the second receiving plate 12 directly below the shield can 20, so that the orthographic projection of the shield can 20 on the second receiving plate 12 falls into the conductive sheet 121, that is, the shield can 20 is perpendicular to each conductive sheet 121, and preferably, the conductive sheet 121 is disposed on the second receiving plate 12 directly below the connection pin 22, so that one end of the connection pin 22 away from the cover wall surface 21 is perpendicularly abutted to the conductive sheet 121.
Referring to fig. 5, in another embodiment of the present invention, the front projection of the shielding can 20 on the second receiving plate 12 does not fall into the conductive sheet 121, the connection pin 22 is an elastic pin 22 'extending from the cover wall 21 to the conductive sheet 121 in an arc shape, and one end of the elastic pin 22' far away from the cover wall abuts against the adjacent conductive sheet 121. Specifically, when the connection pins 22 are provided as pins extending non-perpendicularly from the cover wall surface 21, the degree of pressing force of the connection pins 22 against the conductive piece 121 on the second receiving plate 12 can be reduced, and deformation or damage of the first receiving plate 11 and the second receiving plate 12 can be effectively prevented, and preferably, the connection pins 22 are elastic pins 22' extending from the cover wall surface 21 to the conductive piece 121 in an arc shape, and the conductive sheet 121 is disposed outside the orthographic projection of the shield case 20 on the second receiving plate 12, that is, the orthographic projection of the shield cover 20 on the second receiving plate 12 does not fall into the conductive sheet 121, the position of the conductive sheet 121 on the second receiving plate 12 is the position where the elastic pin 22 'extends to the landing point on the second receiving plate 12, and the elastic connection 22' and the conductive sheet 121 form an elastic abutment, so that the pressing force between the elastic pin 22 'and the conductive sheet 121 is reduced as much as possible while the contact between the elastic pin 22' and the conductive sheet 121 is ensured.
Referring to fig. 1 and 4, in the above embodiment of the present invention, at least two connection pins 22 are spaced and symmetrically disposed on the same cover wall surface 21. The number of the connection pins 22 on the same housing wall 21 can be set according to the number of the conductive sheets 121, since the conductive sheets 121 are respectively connected to the corresponding circuits on the second socket board 12, such as the reference ground or the circuit common terminal. By setting a plurality of connecting pins 22 on the same cover wall surface 21, the contact area between the plurality of shielding covers 20 and the reference ground of the second receiving plate 12 is increased, the reference ground penetration with a plurality of metals on the second receiving plate 12 is realized, and the shielding effect is improved.
Referring to fig. 1-2, in the embodiment of the present invention, the peripheral sidewall of the second connector 32 is provided with a first positioning portion 321 and a second positioning portion 322, the first positioning portion 321 and the second positioning portion 322 form a limiting opening, and the connection pin 22 is connected to the limiting opening. Specifically, when the connection pin 22 is a vertical pin, and the connection pin 22 needs to be vertically abutted against the conductive plate 121, corresponding protrusions may be provided on the outer side wall of the second connector 32, for example, the side wall of the periphery of the second connector 32 is provided with a first positioning portion 321 and a second positioning portion 322, the first positioning portion 321 and the second positioning portion 322 cooperate with each other to form a limiting opening between the first positioning portion 321 and the second positioning portion 322, after the shielding case 20 is installed and disposed on the periphery of the first connector 31 and the second connector 32 after being connected in a matching manner, the connecting pins 22 are clamped in the limiting openings, the conductive sheet 121 is located right below the position-limiting opening, so that when the connecting pin 22 is vertically abutted against the conductive sheet 121, the connecting pin 22 is prevented from being deformed by external force, such as lateral bending, etc., thereby effectively avoiding poor contact between the leads and the conductive sheet 121 and improving the reliability of the shielding case 20.
In the above embodiments of the present invention, the conductive portion is made of copper material. Specifically, the conductive portion is made of a Cu (copper) material, and the conductive performance of the copper material product is better, so that when the connection pin 22 abuts against the corresponding conductive sheet 121 of the conductive portion, the conductive performance between the shield case 20 and the conductive sheet 121 is improved, and the penetrating effect between the first receiving plate 11 and the shield case 20 and between the second receiving plate 12 and the shield case 20 is ensured.
The connector that this scheme provided, through increase pin portion on the shield cover, and accept the board surface at the second and be equipped with the conductive part, through pin portion and the conductive part looks butt of shield cover for the shield cover is connected with the first metal that accepts the board and the second and accept the board and is realized the electricity with reference, can further promote shielding effect under equal processing degree of difficulty and interference structure assembly.
The above are only embodiments of the present invention, and it should be noted that, for those skilled in the art, modifications can be made without departing from the inventive concept, but these all fall into the protection scope of the present invention.
Claims (8)
1. A connector for connecting a first receiving plate and a second receiving plate, the connector comprising: weld in first connector of accepting the board and weld in the second accept the board and can with first connector assorted second connector, the periphery of first connector include with first accept the shield cover that the board electricity is connected, first connector with after the cooperation of second connector, the second connector is located in the shield cover, its characterized in that, the board orientation is accepted to the second one side of shield cover is equipped with the conductive part, the shield cover include cover wall portion and certainly cover wall portion to the second accepts the pin portion that the board extends, the pin portion with conductive part looks butt.
2. The connector of claim 1, wherein the shroud wall portion comprises: a plurality of cover wall surfaces extending from the first receiving plate to the second receiving plate, the cover wall surfaces being spaced apart from the second receiving plate, the lead part including: and one end of the wall surface of the cover, which is close to the second bearing plate, is connected with the connecting pins.
3. The connector according to claim 2, wherein the conductive portion comprises: the conductive plates are arranged on the surface of the second bearing plate at intervals, and the connecting pins are abutted with the adjacent conductive plates.
4. The connector of claim 3, wherein the connection pins are perpendicular to the conductive plate, and wherein an end of the connection pins remote from the wall surface of the housing abuts against the conductive plate.
5. The connector of claim 3, wherein the connecting pin is an elastic pin extending from the cover wall to the conductive plate in an arc shape, and an end of the elastic pin away from the cover wall abuts against the adjacent conductive plate.
6. The connector of claim 2, wherein at least two of said connection pins are spaced apart and symmetrically disposed on a same wall of said housing.
7. The connector according to claim 4, wherein a first positioning portion and a second positioning portion are disposed on a side wall of the periphery of the second connector, the first positioning portion and the second positioning portion form a limiting opening, and the connecting pins are clamped in the limiting opening.
8. The connector of claim 1, wherein the conductive portion is made of a copper material.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021249924.2U CN212542862U (en) | 2020-06-30 | 2020-06-30 | A kind of interface unit |
| PCT/CN2020/102986 WO2022000593A1 (en) | 2020-06-30 | 2020-07-20 | Connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021249924.2U CN212542862U (en) | 2020-06-30 | 2020-06-30 | A kind of interface unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212542862U true CN212542862U (en) | 2021-02-12 |
Family
ID=74521954
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021249924.2U Expired - Fee Related CN212542862U (en) | 2020-06-30 | 2020-06-30 | A kind of interface unit |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN212542862U (en) |
| WO (1) | WO2022000593A1 (en) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2518229Y (en) * | 2001-12-19 | 2002-10-23 | 林德政 | Earthing elastic plate |
| CN100562210C (en) * | 2006-02-22 | 2009-11-18 | 鸿富锦精密工业（深圳）有限公司 | The circuit board combination |
| JP2013004437A (en) * | 2011-06-21 | 2013-01-07 | Yazaki Corp | Substrate mounting component and substrate mounting component manufacturing method |
| CN103972731A (en) * | 2013-02-05 | 2014-08-06 | 凡甲电子(苏州)有限公司 | Electric coupler |
| JP6325706B1 (en) * | 2017-02-23 | 2018-05-16 | 日本航空電子工業株式会社 | Board mounting connector |
| CN110838652A (en) * | 2018-08-17 | 2020-02-25 | 连展科技（深圳）有限公司 | Electrical connector assembly |
-
2020
- 2020-06-30 CN CN202021249924.2U patent/CN212542862U/en not_active Expired - Fee Related
- 2020-07-20 WO PCT/CN2020/102986 patent/WO2022000593A1/en active Application Filing
Also Published As
| Publication number | Publication date |
|---|---|
| WO2022000593A1 (en) | 2022-01-06 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210212 Termination date: 20210630 |
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| CF01 | Termination of patent right due to non-payment of annual fee |