CN216846547U - Signal lamp color recognition device - Google Patents
Signal lamp color recognition device Download PDFInfo
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- CN216846547U CN216846547U CN202123213443.3U CN202123213443U CN216846547U CN 216846547 U CN216846547 U CN 216846547U CN 202123213443 U CN202123213443 U CN 202123213443U CN 216846547 U CN216846547 U CN 216846547U
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Abstract
The utility model relates to a signal lamp colour recognition device. The problem of the track traffic engineering car construction operation in-process ground signal lamp position can not be observed by the driver, influence driver's operation is solved. The device comprises a plurality of color sensor units, wherein each color sensor unit comprises a color sensor for identifying the color of a signal lamp, and the color sensor units are fixed in front of the signal lamps through connecting pieces; the ground wireless transmitting unit is respectively connected with each color sensor unit through a cable, receives the detection information of the color sensor units and sends the detection information to the vehicle-mounted wireless receiving unit through a network; and the vehicle-mounted wireless receiving unit is connected with the vehicle-mounted display equipment, receives the detection information through a network and transmits the detection information to the vehicle-mounted display equipment for display. The utility model discloses a synchronous display ground's signal lamp colour has solved the driver and can not observe the signal lamp colour, influences the problem that the driver drove.
Description
Technical Field
The utility model relates to a track traffic machineshop car control technical field especially relates to a signal lamp colour recognition device.
Background
When the rail traffic engineering vehicle is in construction operation, a driver needs to observe the ground signal lamp to serve as a basis for controlling the vehicle to run, when a rail has a curve or other environmental factors, the arrangement position of the ground signal lamp on an actual site cannot be observed by the driver at any time, the operation of the driver is influenced, and meanwhile, the potential safety hazard of the engineering vehicle operation also exists.
Disclosure of Invention
The utility model discloses mainly solved track traffic machineshop car construction operation in-process ground signal lamp position and can not observed by the driver, influenced the driver operation, had the problem of potential safety hazard, provided a signal lamp colour recognition device.
The utility model provides a technical scheme that its technical problem adopted is: a signal lamp color identification device comprises a signal lamp color identification device,
the color sensor units are arranged corresponding to the signal lamps and comprise color sensors for identifying the colors of the signal lamps, and the color sensor units are fixed at the front parts of the signal lamps through connecting pieces;
the ground wireless transmitting unit is respectively connected with each color sensor unit through a cable, receives the detection information of the color sensor units and sends the detection information to the vehicle-mounted wireless receiving unit through a network;
and the vehicle-mounted wireless receiving unit is connected with the vehicle-mounted display equipment, receives the detection information through a network and transmits the detection information to the vehicle-mounted display equipment for display.
The utility model discloses a color sensor unit acquires signal lamp light colour information, utilizes wireless transmission mode to transmit on-vehicle wireless receiving unit, shows by on-vehicle display device, has realized the signal lamp colour on the vehicle synchronous display ground, has solved the problem that the driver can not observe the signal lamp colour, influences the driver and drives.
As a preferable scheme of the above scheme, the color sensor unit further includes a power supply circuit, a first processor circuit, a first communication circuit, and a first power input and communication interface, the color sensor is connected to the first processor circuit, the first processor circuit is connected to the first communication circuit, the power supply circuit is connected to the sensor, the first processor circuit, and the first communication circuit, the power supply circuit and the first communication circuit are connected to the first power input and the communication interface, respectively, and the first power input and communication interface are connected to the ground wireless transmitting unit through a cable. In the scheme, a first power input and communication interface adopts a 3.3V power input and an RS485 communication interface, power is supplied to a color sensor unit through the interface, a power circuit adopts an LDO power circuit, and the LDO power circuit stabilizes a 3.3V power to 3V and supplies power to the color sensor, a first processor circuit and a first communication circuit; the color sensor senses an external signal light signal, the external signal light signal is output to the first processor circuit through the IIC interface after being converted into an RGB color intensity signal, the first processor circuit is connected with the first communication circuit through the UART interface, the first communication circuit is an RS485 communication circuit, the first communication circuit converts the signal into an RS485 signal and then sends the RS485 signal to the first power input and communication interface, and communication with the ground wireless transmitting unit is achieved.
As a preferable scheme of the above scheme, the ground wireless transmitting unit includes a lithium battery, a boost circuit, a first wireless transmission circuit, a first antenna interface, a first antenna, a second communication circuit, a second processor circuit, a power output switch control circuit, and a power output and communication interface, the first antenna is connected to the first antenna interface, the first antenna interface is connected to the first wireless transmission circuit, the first wireless transmission circuit is connected to the second processor circuit, the second processor unit is connected to the second communication circuit and the power output switch control circuit, the power output switch control circuit is connected to the power output and communication interface, the power output and communication interface is connected to the second communication circuit, the lithium battery is connected to the first boost circuit, and the boost circuit is connected to the first wireless transmission circuit, the second communication circuit, the second processor circuit, the power output and communication interface respectively, The power control switch is connected with the control circuit, and the power output and the communication interface are connected with the color sensor unit through cables. The lithium cell is disposable lithium cell among this scheme, and boost circuit is DCDC 3.3V circuit that steps up, and first wireless transmission circuit is loRa wireless transmission circuit, and second communication circuit is RS485 communication circuit, and power output switch control circuit is 3.3V power output switch control circuit, and power output and communication interface are 3.3V power output and RS485 communication interface. The lithium battery is used for stabilizing the voltage at 3.3V through the booster circuit and respectively supplying power to the first wireless transmission circuit, the second communication circuit, the second processor circuit and the power output switch control circuit; the power output and the communication interface receive signals of the color sensor unit and transmit the signals to the second communication circuit, the second communication circuit converts the signals into UART2 signals through a UART2 interface and transmits the signals to the second processor circuit, the second processor circuit obtains color intensity signals of the color sensor unit, the signals are calculated to obtain colors of signal lamps and then transmitted to the first wireless transmission circuit through a UART1 interface, and the first wireless transmission circuit is communicated with the vehicle-mounted wireless receiving unit through an antenna interface and an antenna. The second processor circuit controls the power output switch control circuit through the IO port and supplies power to the color sensor unit through the power output and the communication interface.
As a preferable scheme of the foregoing scheme, the vehicle-mounted wireless receiving unit includes a voltage-reducing circuit, a second wireless transmission circuit, a second antenna interface, a second antenna, a third communication circuit, a third processor, a single circuit, and a second power input and communication interface, the second power input and communication interface is connected to the vehicle-mounted display device, the second power input and communication interface is connected to the voltage-reducing circuit, the voltage-reducing circuit is connected to the second wireless transmission circuit, the third processor circuit, and the third communication circuit, respectively, the second antenna is connected to the second antenna connector, the second antenna connector is connected to the second wireless transmission circuit, the second wireless transmission circuit is connected to the third processor circuit, the third processor circuit is connected to the third communication circuit, and the third communication circuit is connected to the second power input and communication interface. The voltage reduction circuit in this scheme is DCDC voltage reduction 3.3V circuit, and the second wireless transmission circuit is loRa wireless transmission circuit, and the third communication circuit is RS485 communication circuit, and second power input and communication interface are 12V power input and RS485 communication interface. The vehicle-mounted display equipment supplies power and communicates with the vehicle-mounted wireless receiving unit through the second power input and communication interface, the 12V voltage realizes 3.3V voltage stabilization through the voltage reduction circuit, and the 12V voltage supplies power to the second wireless transmission circuit, the third communication circuit and the third processor circuit respectively; signals from the bottom surface wireless transmitting unit are transmitted to the second wireless transmission circuit through the antenna and the antenna interface, the second wireless transmission circuit converts the signals into signals received by the UART1 interface and is connected with the third processor circuit, the third processor circuit obtains color information of the ground signal lamp after verification and decoding, the color information of the ground signal lamp is connected with the third communication circuit through the UART2 interface and is converted into RS485 signals, and the signals are transmitted to the vehicle-mounted display equipment through the second power input and the communication interface to display the information of the ground signal lamp.
As an optimal selection scheme of above-mentioned scheme, the connecting piece includes curved fixed plate, and the fixed plate is connected on the signal lamp border, and fixed the even there is the base on the fixed plate, color sensor connects on base one side, and the color sensor receiving end is towards the signal lamp, has the cable at color sensor's connection of after section, and the cable is connected to ground wireless transmitting unit. The fixed plate is the arc that sets up along the signal lamp border in this scheme, is provided with the mounting hole respectively at the both ends of fixed plate, passes threaded connection behind the fixed orifices through the bolt on the signal lamp border, and fixed plate after the fixing matches with signal lamp border shape, and color sensor passes through the pedestal mounting on the fixed plate, and the color sensor front end receiving end is buckled to the signal lamp, the better receipt signal lamp light of ability. The tail part of the color sensor is connected with the cable through a waterproof connecting sleeve.
As a preferred scheme of the scheme, a plurality of fixing holes are formed in the edge of the inner side of the fixing plate, and sinking grooves are formed in the positions, located on the bottom face of the fixing plate, of the fixing holes. Set up a plurality of fixed orificess in this scheme on the fixed plate for color sensor can install at the adjustment position on the fixed plate, because the signal lamp probably has the place that light is bright inadequately, makes the collection signal lamp light that color sensor can be better through the installation of adjustment position.
As a preferable scheme of the above scheme, the ground wireless transmitting unit includes a housing, the components of the ground wireless transmitting unit are disposed in the housing, the bottom of the housing is provided with a plurality of sockets, and the cable is connected to the sockets through a waterproof connecting sleeve. The part of ground wireless transmitting unit installs in the casing in this scheme, and this casing is uncapped type casing, fixes through the bolt after the closure, installs in the casing and has protected wireless transmitting unit part for do not receive the influence of rainwater insolation. Three insertion ports are formed in the bottom of the shell and used for connecting a cable and the color sensor unit, and the cable can be connected to the insertion ports through a waterproof connecting sleeve. The housing may be fixed to a wall or pole.
The utility model discloses a color sensor unit acquires signal lamp light colour information, utilizes wireless transmission mode to transmit on-vehicle wireless receiving unit, shows by on-vehicle display device, has realized the signal lamp colour on the vehicle synchronous display ground, has solved the problem that the driver can not observe the signal lamp colour, influences the driver and drives. The color sensor unit is fixed on the edge of the signal lamp, so that signal lamp light can be collected better and conveniently, and the position can be adjusted, so that signal lamp light can be collected better.
Drawings
FIG. 1 is a diagram of a structure frame of the present invention
FIG. 2 is a schematic diagram of the color sensor unit of the present invention connected to a signal lamp;
fig. 3 is a schematic structural diagram of the mid-ground wireless transmitting unit of the present invention;
fig. 4 is a circuit block diagram of the color sensor unit of the present invention;
fig. 5 is a circuit block diagram of the mid-ground wireless transmitting unit of the present invention;
fig. 6 is a circuit block diagram of the on-vehicle wireless receiving unit of the present invention.
1-color sensor unit 2-ground transmitting unit 3-vehicle wireless receiving unit 4-vehicle display device 5-color sensor 6-power circuit 7-first processor circuit 8-first communication circuit 9-first power input and communication interface 10-lithium battery 11-booster circuit 12-first wireless transmission circuit 13-first antenna interface 14-first antenna 15-second communication circuit 16-second processor circuit 17-power output switch control circuit 18-power output and communication interface 19-voltage reduction circuit 20-second wireless transmission circuit 21-second antenna interface 22-second antenna 23-third communication circuit 24-third processor circuit 25-second power input and communication interface 26 -a fixed plate 27-housing.
Detailed Description
The technical solution of the present invention is further explained by the following embodiments in conjunction with the accompanying drawings.
Example (b):
the signal lamp color identification device of the present embodiment, as shown in fig. 1, includes a color sensor unit 1, a ground wireless transmitting unit 2, and a vehicle-mounted wireless receiving unit 3.
The color sensor units are arranged corresponding to the number of the signal lamps, each signal lamp comprises three color signal lamps, each color sensor unit is correspondingly arranged on each signal lamp and comprises a color sensor 5 for identifying the color of the signal lamp, and the color sensor units are fixed at the front parts of the signal lamps through connecting pieces;
the ground wireless transmitting unit is respectively connected with each color sensor unit through a cable, receives the detection information of the color sensor units and sends the detection information to the vehicle-mounted wireless receiving unit through a network;
and the vehicle-mounted wireless receiving unit is connected with the vehicle-mounted display device 4, receives the detection information through a network, and transmits the detection information to the vehicle-mounted display device 5 for display.
As shown in fig. 4, the color sensor unit 1 further includes a power circuit 6, a first processor circuit 7, a first communication circuit 8, and a first power input and communication interface 9, the color sensor is connected to the first processor circuit, the first processor circuit is connected to the first communication circuit, the power circuit is respectively connected to the sensor, the first processor circuit, and the first communication circuit, the power circuit and the first communication circuit are respectively connected to the first power input and communication interface, and the first power input and communication interface is connected to the ground wireless transmitting unit 2 through a cable. Specifically, the first power input and the communication interface adopt a 3.3V power input and an RS485 communication interface, the power circuit adopts an LDO power circuit, and the first communication circuit is an RS485 communication circuit. The power supply circuit is used for supplying power to the color sensor unit through the first power supply input and the communication interface, stabilizing the 3.3V power supply to 3V and supplying power to the color sensor, the first processor circuit and the first communication circuit; the color sensor senses an external signal light signal, converts the external signal light signal into an RGB color intensity signal, outputs the RGB color intensity signal to the first processor circuit through the IIC interface, the first processor circuit is connected with the first communication circuit through the UART interface, the first communication circuit converts the signal into an RS485 signal and then sends the signal to the first power input and communication interface, and communication with the ground wireless transmitting unit is achieved.
As shown in fig. 5, the ground wireless transmitting unit 2 includes a lithium battery 10, a voltage boost circuit 11, a first wireless transmission circuit 12, a first antenna interface 13, a first antenna 14, a second communication circuit 15, a second processor circuit 16, a power output switch control circuit 17, and a power output and communication interface 18, the first antenna is connected to the first antenna interface, the first antenna interface is connected to the first wireless transmission circuit, the first wireless transmission circuit is connected to the second processor circuit, the second processor unit is respectively connected to the second communication circuit and the power output switch control circuit, the power output switch control circuit is connected to the power output and communication interface, the power output and communication interface is connected to the second communication circuit, the lithium battery is connected to the first voltage boost circuit, the voltage boost circuit is respectively connected to the first wireless transmission circuit, the second communication circuit, the second processor circuit, The power control switch is connected with the control circuit, and the power output and the communication interface are connected with the color sensor unit 1 through cables. Specifically, the lithium battery is a disposable lithium battery, the voltage boosting circuit is a DCDC voltage boosting 3.3V circuit, the first wireless transmission circuit is a LoRa wireless transmission circuit, the second communication circuit is an RS485 communication circuit, the power output switch control circuit is a 3.3V power output switch control circuit, and the power output and communication interface is a 3.3V power output and RS485 communication interface. The lithium battery is used for stabilizing the voltage at 3.3V through the booster circuit and respectively supplying power to the first wireless transmission circuit, the second communication circuit, the second processor circuit and the power output switch control circuit; the power output and the communication interface receive signals of the color sensor unit and transmit the signals to the second communication circuit, the second communication circuit converts the signals into UART2 signals through a UART2 interface and transmits the signals to the second processor circuit, the second processor circuit obtains color intensity signals of the color sensor unit, the signals are calculated to obtain colors of signal lamps and then transmitted to the first wireless transmission circuit through a UART1 interface, and the first wireless transmission circuit is communicated with the vehicle-mounted wireless receiving unit through an antenna interface and an antenna. The second processor circuit controls the power output switch control circuit through the IO port and supplies power to the color sensor unit through the power output and the communication interface.
As shown in fig. 6, the vehicle-mounted wireless receiving unit 3 includes a voltage-reducing circuit 19, a second wireless transmission circuit 20, a second antenna interface 21, a second antenna 22, a third communication circuit 23, a third processor single-path 24, and a second power input and communication interface 25, the second power input and communication interface is connected to the vehicle-mounted display device, the second power input and communication interface is connected to the voltage-reducing circuit, the voltage-reducing circuit is connected to the second wireless transmission circuit, the third processor circuit, and the third communication circuit, respectively, the second antenna is connected to the second antenna interface, the second antenna interface is connected to the second wireless transmission circuit, the second wireless transmission circuit is connected to the third processor circuit, the third processor circuit is connected to the third communication circuit, and the third communication circuit is connected to the second power input and communication interface. Specifically, the voltage reduction circuit is a DCDC voltage reduction 3.3V circuit, the second wireless transmission circuit is a LoRa wireless transmission circuit, the third communication circuit is an RS485 communication circuit, and the second power input and the communication interface are a 12V power input and an RS485 communication interface. The vehicle-mounted display equipment supplies power and communicates with the vehicle-mounted wireless receiving unit through the second power input and communication interface, the 12V voltage realizes 3.3V voltage stabilization through the voltage reduction circuit, and the 12V voltage supplies power to the second wireless transmission circuit, the third communication circuit and the third processor circuit respectively; signals from the bottom surface wireless transmitting unit are transmitted to the second wireless transmission circuit through the antenna and the antenna interface, the second wireless transmission circuit converts the signals into signals received by the UART1 interface and is connected with the third processor circuit, the third processor circuit obtains color information of the ground signal lamp after verification and decoding, the color information of the ground signal lamp is connected with the third communication circuit through the UART2 interface and is converted into RS485 signals, and the signals are transmitted to the vehicle-mounted display equipment through the second power input and the communication interface to display the information of the ground signal lamp.
As shown in fig. 2, the color sensor unit is installed in front of the signal lamp, specifically, an arc-shaped fixing plate 26 is arranged on the edge of the signal lamp, the shape of the fixing plate is matched with the edge of the signal lamp, mounting holes are respectively arranged at two ends of the fixing plate, threaded holes are correspondingly arranged on the edge of the signal lamp, bolts pass through the mounting holes and are fixedly connected in the threaded holes, and the fixing plate is fixed on the edge. The fixed plate is fixedly connected with a base 27, the inner side edge of the fixed plate is provided with a plurality of fixed holes 28, and the fixed holes are provided with sinking grooves at the bottom surface of the fixed plate. The base is installed in front of the fixed plate, the base penetrates through the fixing holes from the bottom surface of the fixed plate through screws to be fixed with the base, and the head of the screw is embedded into the sinking groove. The color sensor is connected on one side of the base, the front end of the color sensor is in an L-shaped bent shape, so that the receiving end of the color sensor faces towards the signal lamp, the tail of the color sensor is connected with the cable, and the cable is connected to the ground wireless transmitting unit. As shown in fig. 3, the ground wireless transmitting unit 2 includes a housing 27, the housing is of a flip structure, the components of the ground wireless transmitting unit are disposed in the housing, the housing is locked by screws after being covered, the first antenna penetrates out of the top of the housing, three sockets are disposed on the bottom of the housing, cables of the color sensor units of the three signal lamps are respectively connected to the sockets, and the cables are connected to the sockets through waterproof connecting sleeves.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.
Although the terms colour sensor unit, terrestrial transmitting unit, vehicle mounted wireless receiving unit, vehicle mounted display device etc. are used more here, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.
Claims (7)
1. A signal lamp color identification device is characterized in that: comprises the steps of (a) preparing a mixture of a plurality of raw materials,
the color sensor units (1) are arranged corresponding to the signal lamps and comprise color sensors (5) for identifying the colors of the signal lamps, and the color sensor units are fixed at the front parts of the signal lamps through connecting pieces;
the ground wireless transmitting unit (2) is respectively connected with each color sensor unit through a cable, receives the detection information of the color sensor units and sends the detection information to the vehicle-mounted wireless receiving unit through a network;
and the vehicle-mounted wireless receiving unit (3) is connected with the vehicle-mounted display equipment (4), receives the detection information through a network, and transmits the detection information to the vehicle-mounted display equipment for display.
2. A signal light colour recognition device according to claim 1, characterized in that the colour sensor unit (1) further comprises a power supply circuit (6), a first processor circuit (7), a first communication circuit (8), and a first power input and communication interface (9), the colour sensor being connected to the first processor circuit, the first processor circuit being connected to the first communication circuit, the power supply circuit being connected to the sensor, the first processor circuit, the first communication circuit, respectively, the power supply circuit, the first communication circuit being connected to the first power input and communication interface, respectively, the first power input and communication interface being connected to the ground based wireless transmission unit (2) by means of a cable.
3. The signal lamp color identification device according to claim 2, wherein the ground wireless transmitting unit (2) comprises a lithium battery (10), a boosting circuit (11), a first wireless transmission circuit (12), a first antenna interface (13), a first antenna (14), a second communication circuit (15), a second processor circuit (16), a power output switch control circuit (17), and a power output and communication interface (18), the first antenna is connected to the first antenna interface, the first antenna interface is connected to the first wireless transmission circuit, the first wireless transmission circuit is connected to the second processor circuit, the second processor unit is respectively connected to the second communication circuit and the power output switch control circuit, the power output switch control circuit is connected to the power output and communication interface, the power output and communication interface is connected to the second communication circuit, the lithium battery is connected with the first booster circuit, the booster circuit is respectively connected with the first wireless transmission circuit, the second communication circuit, the second processor circuit and the power control switch control circuit, and the power output and the communication interface are connected with the color sensor unit (1) through cables.
4. A signal light color identification device according to claim 3, characterized in that said vehicle-mounted wireless receiving unit (3) comprises a voltage-reducing circuit (19), a second wireless transmission circuit (20), a second antenna interface (21), a second antenna (22), a third communication circuit (23), a third processor circuit (24), and a second power input and communication interface (25), the second power input and communication interface is connected with the vehicle-mounted display device, the second power input and communication interface is connected with the voltage-reducing circuit, the voltage-reducing circuit is respectively connected with the second wireless transmission circuit, the third processor circuit, and the third communication circuit, the second antenna is connected with the second antenna connector, the second antenna connector is connected with the second wireless transmission circuit, the second wireless transmission circuit is connected with the third processor circuit, and the third processor circuit is connected with the third communication circuit, the third communication circuit is connected to the second power input and the communication interface.
5. A colour recognition device for a signal lamp according to any one of claims 1 to 4, characterized in that the connecting member comprises an arc-shaped fixing plate (26) which is connected to the edge of the signal lamp, a base is fixedly connected to the fixing plate, the colour sensor is connected to one side of the base, the receiving end of the colour sensor faces the signal lamp, a cable is connected to the rear end of the colour sensor, and the cable is connected to the ground wireless transmitting unit.
6. A signal light colour recognition arrangement as claimed in claim 5, wherein a plurality of fixing holes (28) are provided along the inner edge of said fixing plate (26), said fixing holes being provided with a recess at the bottom of the fixing plate.
7. A signal lamp colour recognition device according to any one of claims 1-4, characterized in that the ground radio transmitter unit (2) comprises a housing (27), in which the components of the ground radio transmitter unit are arranged, and in that the bottom of the housing is provided with a number of sockets to which cables are connected by means of a water-tight connection sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123213443.3U CN216846547U (en) | 2021-12-20 | 2021-12-20 | Signal lamp color recognition device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123213443.3U CN216846547U (en) | 2021-12-20 | 2021-12-20 | Signal lamp color recognition device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216846547U true CN216846547U (en) | 2022-06-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123213443.3U Active CN216846547U (en) | 2021-12-20 | 2021-12-20 | Signal lamp color recognition device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216846547U (en) |
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2021
- 2021-12-20 CN CN202123213443.3U patent/CN216846547U/en active Active
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Address after: 330038 5th floor, Metro building, No. 912, Fenghe middle Avenue, Honggutan District, Nanchang City, Jiangxi Province Patentee after: NANCHANG RAIL TRANSIT GROUP CO.,LTD. Patentee after: Gaoxing Chuanglian Technology Co.,Ltd. Address before: 330038 5th floor, Metro building, No. 912, Fenghe middle Avenue, Honggutan District, Nanchang City, Jiangxi Province Patentee before: NANCHANG RAIL TRANSIT GROUP CO.,LTD. Patentee before: GOSUNCN CHUANGLIAN TECHNOLOGY Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |