CN221078991U - Optical module extender and optical module extender circuit - Google Patents
Optical module extender and optical module extender circuit Download PDFInfo
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- CN221078991U CN221078991U CN202322874612.0U CN202322874612U CN221078991U CN 221078991 U CN221078991 U CN 221078991U CN 202322874612 U CN202322874612 U CN 202322874612U CN 221078991 U CN221078991 U CN 221078991U
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- 230000003287 optical effect Effects 0.000 title claims abstract description 407
- 239000004606 Fillers/Extenders Substances 0.000 title claims abstract description 29
- 230000008054 signal transmission Effects 0.000 claims description 25
- 238000001514 detection method Methods 0.000 claims description 10
- 239000013307 optical fiber Substances 0.000 claims description 8
- 238000012360 testing method Methods 0.000 abstract description 11
- 238000010586 diagram Methods 0.000 description 6
- RKUAZJIXKHPFRK-UHFFFAOYSA-N 1,3,5-trichloro-2-(2,4-dichlorophenyl)benzene Chemical compound ClC1=CC(Cl)=CC=C1C1=C(Cl)C=C(Cl)C=C1Cl RKUAZJIXKHPFRK-UHFFFAOYSA-N 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
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Abstract
The utility model relates to an optical module extender and an optical module extender circuit, wherein the optical module extender comprises a PCB (printed circuit board), and a first optical connector, a second optical connector, a third optical connector, a fourth optical connector, a fifth optical connector, a sixth optical connector, a seventh optical connector, an eighth optical connector, a ninth optical connector, a tenth optical connector, an eleventh optical connector and a twelfth optical connector are respectively arranged at the front end and the rear end of the PCB in sequence; the first optical connector is correspondingly and electrically connected with the seventh optical connector, the second optical connector is correspondingly and electrically connected with the eighth optical connector, the third optical connector is correspondingly and electrically connected with the ninth optical connector, the fourth optical connector is correspondingly and electrically connected with the tenth optical connector, the fifth optical connector is correspondingly and electrically connected with the eleventh optical connector, the sixth optical connector is correspondingly and electrically connected with the twelfth optical connector, network instability caused by frequent plugging and unplugging of the optical module is effectively avoided, the loss speed of the optical module is reduced, and the test efficiency is improved.
Description
Technical Field
The present utility model relates to the technical field of optical modules, and in particular, to an optical module extender and an optical module extender circuit.
Background
The existing single SFP optical module is connected with a single board PCB through a connector, an acceptance interface and a transmission interface of the rear end are connected with optical fibers in an inserting mode, an optical module is required to be inserted into an optical cage every time network equipment to be connected is required to be connected, the optical fibers are required to be pulled out of the optical module if the optical module is required to be pulled out of the optical module through a handle buckle, if the optical module is encountered, a network equipment with multiple optical ports such as a switch of 1X 6SFP is required to be pulled out, and in test scenes such as actual streaming test, high-low temperature limit and the like, very complicated inserting and pulling actions are caused, so that obvious adverse effects occur: firstly, the tester has complicated operation, large workload, long working time for completing one-time plug and low working efficiency. Secondly, the frequent plugging and unplugging of the optical module can aggravate the loss of the optical module, and the risks of the end face pollution of the optical fiber connector and the secondary pollution of the optical port of the optical module are increased. The risk of cracking of the ceramic sleeve due to improper insertion and removal increases. Thirdly, when the optical module is frequently plugged and unplugged, a network cable of an RJ45 test interface of the network equipment can be touched, so that network packet loss caused by personnel occurs in the test process, and difficulty is increased in equipment positioning problem points.
Disclosure of utility model
The utility model aims to solve the technical problem of providing an optical module extender and an optical module extender circuit aiming at the defects in the prior art.
The technical scheme adopted for solving the technical problems is as follows:
In one aspect, the utility model provides an optical module extender, which comprises a PCB, wherein a first optical connector, a second optical connector, a third optical connector, a fourth optical connector, a fifth optical connector and a sixth optical connector are sequentially arranged at the front end of the PCB; the rear end of the PCB is sequentially provided with a seventh optical connector, an eighth optical connector, a ninth optical connector, a tenth optical connector, an eleventh optical connector and a twelfth optical connector; the first optical connector is correspondingly electrically connected with the seventh optical connector, the second optical connector is correspondingly electrically connected with the eighth optical connector, the third optical connector is correspondingly electrically connected with the ninth optical connector, the fourth optical connector is correspondingly electrically connected with the tenth optical connector, the fifth optical connector is correspondingly electrically connected with the eleventh optical connector, and the sixth optical connector is correspondingly electrically connected with the twelfth optical connector.
In some embodiments, the PCB board includes a front board and a rear board, a rear end of the front board being integrally connected with a front end of the rear board; the first optical connector, the second optical connector, the third optical connector, the fourth optical connector, the fifth optical connector and the sixth optical connector are sequentially arranged at the front end of the front plate at equal intervals from left to right; the seventh optical connector, the eighth optical connector, the ninth optical connector, the tenth optical connector, the eleventh optical connector and the twelfth optical connector are sequentially arranged at the front end of the rear plate at equal intervals from left to right.
In some embodiments, the front plate comprises a first strip-shaped mounting plate, a second strip-shaped mounting plate, a third strip-shaped mounting plate, a fourth strip-shaped mounting plate, a fifth strip-shaped mounting plate and a sixth strip-shaped mounting plate which are sequentially and equally spaced apart; the first optical connector, the second optical connector, the third optical connector, the fourth optical connector, the fifth optical connector and the sixth optical connector are correspondingly arranged at the front ends of the first strip-shaped mounting plate, the second strip-shaped mounting plate, the third strip-shaped mounting plate, the fourth strip-shaped mounting plate, the fifth strip-shaped mounting plate and the sixth strip-shaped mounting plate.
In some embodiments, the spacing between the first and second strip mounting plates, the second and third strip mounting plates, the third and fourth strip mounting plates, and the fifth and sixth strip mounting plates are the same.
In some embodiments, the rear plate is further provided with two positioning screw holes for inserting fasteners.
In some embodiments, one of the locating screw holes is adjacent to the first strip mounting plate and the other of the locating screw holes is adjacent to the sixth strip mounting plate.
In another aspect, the present utility model further provides an optical module extender circuit, including a connection control chip, and a first optical connector, a second optical connector, a third optical connector, a fourth optical connector, a fifth optical connector, a sixth optical connector, a seventh optical connector, an eighth optical connector, a ninth optical connector, a tenth optical connector, an eleventh optical connector, and a twelfth optical connector electrically connected to the connection control chip.
In some embodiments, the first, second, third, fourth, fifth, sixth, seventh, eighth, ninth, tenth, eleventh, and twelfth optical connectors each comprise differential, bus data, and bus clock signal transmission pins.
In some embodiments, the first optical connector, the second optical connector, the third optical connector, the fourth optical connector, the fifth optical connector, the sixth optical connector, the seventh optical connector, the eighth optical connector, the ninth optical connector, the tenth optical connector, the eleventh optical connector, and the twelfth optical connector further each include an optical module transmitting end error signal transmission pin, an optical module enabling signal transmission pin, an optical module in-place detection signal transmission pin, and an optical module los detection signal transmission pin.
In some embodiments, the first, second, third, fourth, fifth, sixth, seventh, eighth, ninth, tenth, eleventh, and twelfth optical connectors further each comprise a first power supply pin and a second power supply pin.
The utility model has the beneficial effects that: in the optical module extender, the first optical connector, the second optical connector, the third optical connector, the fourth optical connector, the fifth optical connector and the sixth optical connector are distributed at the front end of the PCB and are used for being inserted into network equipment. The seventh optical connector, the eighth optical connector, the ninth optical connector, the tenth optical connector, the eleventh optical connector and the twelfth optical connector are distributed at the rear end of the PCB and used for connecting an optical cage, so that the optical fibers can be conveniently spliced. The method can effectively avoid the problem of network packet loss caused by frequent plugging of the optical modules, is not easy to cause artificial network packet loss, greatly reduces the loss speed of the optical modules, greatly improves the testing efficiency of testers, saves a large amount of testing time, realizes uniform plugging of a plurality of optical modules in a low-cost mode, is convenient for factories to quickly verify the PCB welding problem, and is convenient to apply in the working scene of the full-load testing port link state of the network equipment.
Drawings
Fig. 1 is a schematic structural diagram of a PCB board according to a first embodiment of the present utility model;
Fig. 2 is a schematic circuit diagram of the first to sixth optical connectors according to the second embodiment of the present utility model;
Fig. 3 is a schematic circuit diagram of a seventh to twelfth optical connectors according to a second embodiment of the present utility model;
Fig. 4 is a schematic circuit structure diagram of a connection control chip in the second embodiment of the present utility model;
In the figure, the name and the serial number are marked: PCB board-100; a front plate-101; a back plate-102; a first strip-shaped mounting plate-1011; a second strip mounting plate-1012; a third strip-shaped mounting plate-1013; fourth bar-shaped mounting plate-1014; a fifth strip-shaped mounting plate-1015; a sixth bar-shaped mounting plate-1016; positioning screw holes-1021.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the following description will be made in detail with reference to the technical solutions in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by a worker of ordinary skill in the art based on the embodiments of the utility model without undue effort, are within the scope of the utility model. Furthermore, directional terms, such as "upper", "lower", "inner", "outer", etc., in the present utility model are merely referring to the directions of the attached drawings, and are used for better and more clear description and understanding of the present utility model, and do not indicate or imply a necessary orientation of the present utility model, and thus should not be construed as limiting the present utility model.
Embodiment one: as shown in fig. 1, an optical module extender of the embodiment of the present utility model includes a PCB board 100, where a first optical connector J1, a second optical connector J2, a third optical connector J3, a fourth optical connector J4, a fifth optical connector J5 and a sixth optical connector J6 are sequentially disposed at a front end of the PCB board 100; the rear end of the PCB board 100 is sequentially provided with a seventh optical connector J7, an eighth optical connector J8, a ninth optical connector J9, a tenth optical connector J10, an eleventh optical connector J11 and a twelfth optical connector J12; the first optical connector J1 is electrically connected with the seventh optical connector J7, the second optical connector J2 is electrically connected with the eighth optical connector J8, the third optical connector J3 is electrically connected with the ninth optical connector J9, the fourth optical connector J4 is electrically connected with the tenth optical connector J10, the fifth optical connector J5 is electrically connected with the eleventh optical connector J11, and the sixth optical connector J6 is electrically connected with the twelfth optical connector J12.
Referring to fig. 1, a pcb board 100 includes a front board 101 and a rear board 102, wherein the rear end of the front board 101 is integrally connected with the front end of the rear board 102; the first optical connector J1, the second optical connector J2, the third optical connector J3, the fourth optical connector J4, the fifth optical connector J5 and the sixth optical connector J6 are sequentially arranged at the front end of the front plate 101 at equal intervals from left to right; the seventh optical connector J7, the eighth optical connector J8, the ninth optical connector J9, the tenth optical connector J10, the eleventh optical connector J11, and the twelfth optical connector J12 are provided at the front end of the rear plate 102 at equal intervals in this order from left to right. In practical application, the optical connector at the front end of the PCB 100 is inserted into the network device, so that an optical signal line in the network device is conveniently extended to an optical connector corresponding to the rear end of the PCB 100 through the optical connector corresponding to the front end of the PCB 100, and then the optical connector at the rear end of the PCB is connected with the optical cage, and then an optical fiber is inserted into the optical cage, so that data transmission can be performed.
Referring to fig. 1, the front plate 101 includes a first strip-shaped mounting plate 1011, a second strip-shaped mounting plate 1012, a third strip-shaped mounting plate 1013, a fourth strip-shaped mounting plate 1014, a fifth strip-shaped mounting plate 1015 and a sixth strip-shaped mounting plate 1016 which are sequentially and equally spaced apart; the spacing between the first and second strip mounting plates 1011, 1012, the second and third strip mounting plates 1012, 1013, 1014, and the fifth and sixth strip mounting plates 1015, 1016 are the same. The first, second, third, fourth, fifth, and sixth bar mounting plates 1011, 1012, 1013, 1014, 1015, 1016 are identical in shape, for example, as shown in fig. 1, and L-shaped openings with opposite openings are formed in the left and right edges of the front ends of the first, second, third, fourth, fifth, and sixth bar mounting plates 1011, 1012, 1013, 1014, 1015, 1016, respectively, to form an interface shape for facilitating plugging. The first optical connector J1, the second optical connector J2, the third optical connector J3, the fourth optical connector J4, the fifth optical connector J5, and the sixth optical connector J6 are correspondingly disposed at positions where the front ends of the first strip-shaped mounting plate 1011, the second strip-shaped mounting plate 1012, the third strip-shaped mounting plate 1013, the fourth strip-shaped mounting plate 1014, the fifth strip-shaped mounting plate 1015, and the sixth strip-shaped mounting plate 1016 are formed with interface shapes.
Specifically, the first optical connector J1 is correspondingly disposed at the front end of the first strip-shaped mounting plate 1011. The second optical connector J2 is correspondingly disposed at the front end of the second strip-shaped mounting plate 1012. The third optical connector J3 is correspondingly disposed at the front end of the third strip-shaped mounting plate 1013. The fourth optical connector J4 is correspondingly disposed at the front end of the fourth strip-shaped mounting plate 1014. The fifth optical connector J5 is correspondingly disposed at the front end of the fifth strip-shaped mounting plate 1015. The sixth optical connector J6 is correspondingly disposed at the front end of the sixth strip mounting plate 1016.
Referring to fig. 1, two positioning screw holes 1021 for inserting fasteners are further provided on the rear plate 102. One of the positioning screw holes 1021 is adjacent to the first strip mounting plate 1011, and the other positioning screw hole 1021 is adjacent to the sixth strip mounting plate 1016. The PCB is convenient to be fixedly arranged on the shell and other moulds, and the actual use is convenient. Wherein the fastener includes but is not limited to screws, bolts, and the like.
Embodiment two: fig. 2 to fig. 4 are schematic circuit diagrams of an optical module extender circuit according to a second embodiment of the present utility model. The optical module extender circuit includes a first optical connector J1, a second optical connector J2, a third optical connector J3, a fourth optical connector J4, a fifth optical connector J5, a sixth optical connector J6, a seventh optical connector J7, an eighth optical connector J8, a ninth optical connector J9, a tenth optical connector J10, an eleventh optical connector J11, and a twelfth optical connector J12 electrically connected to the connection control chip U1.
Specifically, the circuit structures of the first optical connector J1, the second optical connector J2, the third optical connector J3, the fourth optical connector J4, the fifth optical connector J5 and the sixth optical connector J6 are shown in fig. 2. The circuit configuration of the seventh optical connector J7, the eighth optical connector J8, the ninth optical connector J9, the tenth optical connector J10, the eleventh optical connector J11, and the twelfth optical connector J12 is shown in fig. 3. Please refer to fig. 4 for a circuit structure diagram of the connection control chip U1.
Referring to fig. 2 and 3, the first optical connector J1, the second optical connector J2, the third optical connector J3, the fourth optical connector J4, the fifth optical connector J5, the sixth optical connector J6, the seventh optical connector J7, the eighth optical connector J8, the ninth optical connector J9, the tenth optical connector J10, the eleventh optical connector J11 and the twelfth optical connector J12 each include a differential signal transmission pin, a bus data signal transmission pin and a bus clock signal transmission pin. The differential signal transmission pins are provided with two pairs, namely, sc3_RXN_FX1, sc3_RXP_FX1, sc3_TXN_FX1 and Sc3_TXP_FX1, and are used for transmitting data from optical fibers. The bus data signal transmission pin is SC3_SFP_SDA1 and is used for transmitting data signals of the optical module I2C bus. The bus clock signal transmission pin is SC3_SFP_SCK1 and is used for transmitting clock signals of the optical module I2C bus.
Referring to fig. 2 and 3, the first optical connector J1, the second optical connector J2, the third optical connector J3, the fourth optical connector J4, the fifth optical connector J5, the sixth optical connector J6, the seventh optical connector J7, the eighth optical connector J8, the ninth optical connector J9, the tenth optical connector J10, the eleventh optical connector J11 and the twelfth optical connector J12 further each include an optical module transmitting end error signal transmission pin, an optical module enabling signal transmission pin, an optical module in-place detection signal transmission pin and an optical module los detection signal transmission pin. The transmitting pin of the transmitting end error signal of the optical module is sc3_tx_fault_fx1, and is used for transmitting the transmitting end error signal of the optical module. The optical module enable signal transmission pin is SC3_TX_DIS_FX1 and is used for outputting an enable signal of the optical module. The optical module bit detection signal transmission pin is SC3_FB_MOD0_1 and is used for transmitting the bit detection signal of the optical module. The LOS detection signal transmission pin of the optical module is SC3_LOS1 and is used for transmitting the input signal LOSs LOS detection signal of the optical module.
Referring to fig. 2 and 3, the first optical connector J1, the second optical connector J2, the third optical connector J3, the fourth optical connector J4, the fifth optical connector J5, the sixth optical connector J6, the seventh optical connector J7, the eighth optical connector J8, the ninth optical connector J9, the tenth optical connector J10, the eleventh optical connector J11 and the twelfth optical connector J12 further each include a first power supply pin and a second power supply pin. Wherein the first power supply pin is VCCR1. The second power supply pin is VCCT1. All used for power supply.
Referring to fig. 2 and 3, the first optical connector J1, the second optical connector J2, the third optical connector J3, the fourth optical connector J4, the fifth optical connector J5, the sixth optical connector J6, the seventh optical connector J7, the eighth optical connector J8, the ninth optical connector J9, the tenth optical connector J10, the eleventh optical connector J11 and the twelfth optical connector J12 further each include a VeeR pin, a VeeR pin, a VeeR pin and a VeeR pin, and a VeeT pin, a VeeT pin and a VeeT pin, and VeeR pin, a VeeR pin, a VeeR pin and a VeeR pin, and a VeeT pin, a VeeT pin and a VeeT pin are all grounded.
The optical module extender circuit of the second embodiment of the present utility model is composed of the 12 optical connectors and is applied to the optical module extender of the first embodiment of the present utility model. The first optical connector J1, the second optical connector J2, the third optical connector J3, the fourth optical connector J4, the fifth optical connector J5 and the sixth optical connector J6 are distributed at the front end of the PCB board and are used for being inserted into the network device. The seventh optical connector J7, the eighth optical connector J8, the ninth optical connector J9, the tenth optical connector J10, the eleventh optical connector J11 and the twelfth optical connector J12 are used as SMT connector seats and distributed at the rear end of the PCB and used for connecting an optical cage so as to facilitate the insertion of optical fibers. The method can effectively avoid unstable network caused by frequent plugging of the optical modules, greatly reduce the loss speed of the optical modules, greatly improve the testing efficiency of testers, save a large amount of testing time, realize uniform plugging of a plurality of optical modules in a low-cost mode, further facilitate quick verification of PCB welding problems in factories and facilitate application in working scenes of full-load testing port link states of network equipment.
It will be understood that modifications and variations will be apparent to those skilled in the art from the foregoing description, and it is intended that all such modifications and variations be included within the scope of the following claims.
Claims (10)
1. An optical module extender, characterized in that: the optical fiber connector comprises a PCB, wherein a first optical connector, a second optical connector, a third optical connector, a fourth optical connector, a fifth optical connector and a sixth optical connector are sequentially arranged at the front end of the PCB; the rear end of the PCB is sequentially provided with a seventh optical connector, an eighth optical connector, a ninth optical connector, a tenth optical connector, an eleventh optical connector and a twelfth optical connector; the first optical connector is correspondingly electrically connected with the seventh optical connector, the second optical connector is correspondingly electrically connected with the eighth optical connector, the third optical connector is correspondingly electrically connected with the ninth optical connector, the fourth optical connector is correspondingly electrically connected with the tenth optical connector, the fifth optical connector is correspondingly electrically connected with the eleventh optical connector, and the sixth optical connector is correspondingly electrically connected with the twelfth optical connector.
2. The light module extender of claim 1, wherein: the PCB comprises a front plate and a rear plate, and the rear end of the front plate is integrally connected with the front end of the rear plate; the first optical connector, the second optical connector, the third optical connector, the fourth optical connector, the fifth optical connector and the sixth optical connector are sequentially arranged at the front end of the front plate at equal intervals from left to right; the seventh optical connector, the eighth optical connector, the ninth optical connector, the tenth optical connector, the eleventh optical connector and the twelfth optical connector are sequentially arranged at the front end of the rear plate at equal intervals from left to right.
3. The light module extender of claim 2, wherein: the front plate comprises a first strip-shaped mounting plate, a second strip-shaped mounting plate, a third strip-shaped mounting plate, a fourth strip-shaped mounting plate, a fifth strip-shaped mounting plate and a sixth strip-shaped mounting plate which are sequentially and equally spaced apart; the first optical connector, the second optical connector, the third optical connector, the fourth optical connector, the fifth optical connector and the sixth optical connector are correspondingly arranged at the front ends of the first strip-shaped mounting plate, the second strip-shaped mounting plate, the third strip-shaped mounting plate, the fourth strip-shaped mounting plate, the fifth strip-shaped mounting plate and the sixth strip-shaped mounting plate.
4. The light module extender of claim 3, wherein: the intervals among the first strip-shaped mounting plate, the second strip-shaped mounting plate, the third strip-shaped mounting plate, the fourth strip-shaped mounting plate and the fifth strip-shaped mounting plate and the sixth strip-shaped mounting plate are the same.
5. The light module extender of claim 3, wherein: the back plate is also provided with two positioning screw holes for inserting fasteners.
6. The light module extender of claim 5, wherein: one of the positioning screw holes is close to the first strip-shaped mounting plate, and the other positioning screw hole is close to the sixth strip-shaped mounting plate.
7. An optical module extender circuit, characterized by: the optical system comprises a connection control chip, a first optical connector, a second optical connector, a third optical connector, a fourth optical connector, a fifth optical connector, a sixth optical connector, a seventh optical connector, an eighth optical connector, a ninth optical connector, a tenth optical connector, an eleventh optical connector and a twelfth optical connector which are electrically connected with the connection control chip.
8. The optical module extender circuit of claim 7, wherein: the first optical connector, the second optical connector, the third optical connector, the fourth optical connector, the fifth optical connector, the sixth optical connector, the seventh optical connector, the eighth optical connector, the ninth optical connector, the tenth optical connector, the eleventh optical connector and the twelfth optical connector all comprise differential signal transmission pins, bus data signal transmission pins and bus clock signal transmission pins.
9. The optical module extender circuit of claim 8, wherein: the first optical connector, the second optical connector, the third optical connector, the fourth optical connector, the fifth optical connector, the sixth optical connector, the seventh optical connector, the eighth optical connector, the ninth optical connector, the tenth optical connector, the eleventh optical connector and the twelfth optical connector further comprise an optical module transmitting end error signal transmission pin, an optical module enabling signal transmission pin, an optical module in-place detection signal transmission pin and an optical module los detection signal transmission pin.
10. The optical module extender circuit of claim 9, wherein: the first optical connector, the second optical connector, the third optical connector, the fourth optical connector, the fifth optical connector, the sixth optical connector, the seventh optical connector, the eighth optical connector, the ninth optical connector, the tenth optical connector, the eleventh optical connector and the twelfth optical connector further comprise a first power supply pin and a second power supply pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322874612.0U CN221078991U (en) | 2023-10-25 | 2023-10-25 | Optical module extender and optical module extender circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322874612.0U CN221078991U (en) | 2023-10-25 | 2023-10-25 | Optical module extender and optical module extender circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221078991U true CN221078991U (en) | 2024-06-04 |
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ID=91255803
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322874612.0U Active CN221078991U (en) | 2023-10-25 | 2023-10-25 | Optical module extender and optical module extender circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221078991U (en) |
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2023
- 2023-10-25 CN CN202322874612.0U patent/CN221078991U/en active Active
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