CN214500953U - Audio lamp and lamp string thereof - Google Patents
Audio lamp and lamp string thereof Download PDFInfo
- Publication number
- CN214500953U CN214500953U CN202120252200.1U CN202120252200U CN214500953U CN 214500953 U CN214500953 U CN 214500953U CN 202120252200 U CN202120252200 U CN 202120252200U CN 214500953 U CN214500953 U CN 214500953U
- Authority
- CN
- China
- Prior art keywords
- lamp
- audio
- pcb
- string
- light
- 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.)
- Active
Links
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
Abstract
The utility model provides an audio frequency lamp and lamp cluster thereof, wherein the audio frequency lamp, be in including lamp stand, lamp body and setting audio output equipment and lighting fixture in the lamp body, the connection can be dismantled to lamp stand and lamp body, be equipped with the PCB control panel in the lamp body, PCB control panel electric connection audio output equipment and lighting fixture. The novel music player is simple in structure and ingenious in design, and the audio output equipment and the lighting device are electrically connected with the PCB control panel, so that music and light can be simultaneously and independently controlled and played, and the light is not limited by volume along with the flickering of a sound source and is not influenced by the volume; meanwhile, the anti-interference performance is high.
Description
Technical Field
The utility model relates to a light technical field, in particular to audio lamp and lamp cluster thereof.
Background
The control of the light flashing with the music is usually performed by means of a sound or a microphone arranged in or near the sound or in the lamp body.
However, if the sound of the sound in the field is small and the microphone cannot collect enough audio signals, the control device/controller cannot collect enough alternating voltage signals, so that the controller/control device cannot effectively control the light to flash along with the sound source, and the problems of no flash, non-coincidence of the flashing rhythm and the sound source rhythm and the like can be caused.
The traditional microphone audio signal collection mode can be interfered by environmental sounds, and the problems of light flicker, unmatched or uncoordinated sound source rhythm and the like can also be caused.
The traditional microphone audio signal collection mode has requirements on the direction and distance of a sound source, the audio signal can be effectively collected only by being close to a sound box, the placing direction and the placing position are not right, the rhythm of a flashing light and the rhythm of the sound source are not coordinated, and therefore the use occasions and the positions can be limited.
Meanwhile, the traditional microphone sound source collecting mode has the advantages of poor effect, high cost and strict requirements on use occasions and positions in the application of simultaneously outputting audio signals to a plurality of sound equipment terminals and simultaneously controlling a plurality of light-emitting terminals to flicker along with sound sources.
Disclosure of Invention
The utility model discloses to one or more among the above-mentioned current problem, provided the audio frequency lamp.
According to the utility model discloses an aspect provides the audio frequency lamp, be in including lamp stand, lamp body and setting audio output equipment and lighting fixture in the lamp body, the connection can be dismantled to lamp stand and lamp body, be equipped with the PCB control panel in the lamp body, PCB control panel electric connection audio output equipment and lighting fixture.
In some embodiments, the lamp string cable electrically connected to the PCB control board is further included, the lamp string cable includes a power supply line and an audio signal line, the power supply line and the PCB control board are electrically connected to supply power, and the audio signal line and the PCB control board are electrically connected to provide an audio signal.
In some embodiments, the PCB control board comprises a wire PCB board, a lamp holder PCB board and a lamp holder PCB board which are installed inside the lamp holder, the wire PCB board is communicated with the lamp holder PCB board through a connecting wire, the lamp holder PCB board is located below the lamp holder PCB board, the lamp holder PCB board is communicated with the lamp holder PCB board through a communicating vessel, and the lamp holder is in threaded connection with the lamp body.
In some embodiments, audio output device adopts loudspeaker, the LED lamp plate of LED lamp is installed to lighting fixture, loudspeaker pass through the loudspeaker wire and connect the lamp holder PCB board, the LED lamp plate pass through LED mains operated power supply line with lamp holder PCB board.
In some embodiments, the power supply line includes a positive power conductor and a negative power conductor, the audio signal line includes a positive audio conductor and a negative audio conductor, and the conductor PCB board is electrically connected to the positive power conductor, the negative power conductor, the positive audio conductor and the negative audio conductor.
The invention also provides an audio light string which is applied to the audio light and comprises a plurality of light points and a light string cable, wherein the light points are connected through the light string cable, and the light points comprise at least one audio light.
In some embodiments, the end of the string light cable of the audio string light is provided with a string light wire tail socket for connecting a plurality of strings of lights.
The utility model has the advantages that: the novel lamp is simple in structure and ingenious in design, the lamp points are connected through the lamp string cables, and the audio lamps are arranged in the lamp points, so that the light is not limited by the volume along with the flickering of the sound source and is not influenced by the volume; simultaneously, the anti-interference performance is strong: the light flashes along with the sound source and is not interfered by external environmental sound.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings used in the description of the embodiments of the present application will be briefly described below.
Fig. 1 is a schematic view of the structure of the audio light string applied to the intelligent sound control light string of the present invention;
fig. 2 is a schematic structural view of the audio light string applied to the horn lamp of the intelligent sound-control light string;
FIG. 3 is a block diagram of a light string control box for an intelligent sound-controlled light string;
fig. 4 is a schematic block diagram of an embodiment of a light string control box applied to an intelligent sound-control light string;
fig. 5 is a block diagram of another embodiment of a string light control box for an intelligent sound control string light according to the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations.
It should be noted that the terms "comprises" and "comprising," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or server that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
The present invention will be described in further detail with reference to the accompanying drawings.
Example 1:
referring to the attached drawing 1 in the specification, an audio lamp is shown, and the audio lamp is applied to a novel audio lamp string, and is characterized by comprising a lamp holder 42, a lamp body 44, and an audio output device and a lighting device which are arranged in the lamp body 44, wherein the lamp holder 42 and the lamp body 44 are detachably connected, a PCB control board is arranged in the lamp body 44, and the PCB control board is electrically connected with the audio output device and the lighting device.
Still include with PCB control panel electric connection's lamp cluster cable, the lamp cluster cable includes power supply line 21 and audio signal line 22, power supply line 21 and PCB control panel electric connection are used for the power supply, and audio signal line 22 and PCB control panel electric connection provide audio signal.
In this embodiment, the PCB control board includes a wire PCB 45, a lamp socket PCB 46, and a lamp socket PCB 47 installed inside the lamp socket, the wire PCB 45 is connected to the lamp socket PCB 46 through a connecting wire, the lamp socket PCB 47 is located below the lamp socket PCB 46, the lamp socket PCB 47 is connected to the lamp socket PCB 46 through a connector 43, and the lamp socket 42 is connected to the lamp body 44 through threads.
Audio output equipment adopts loudspeaker 41, and the LED lamp plate 48 of LED lamp is installed to lighting fixture, and loudspeaker 41 passes through loudspeaker wire and connects lamp holder PCB board 47, and LED lamp plate 48 passes through LED mains operated power supply line and lamp holder PCB board 47.
The power supply line 21 comprises a power supply positive lead 211 and a power supply negative lead 212, the audio signal line 22 comprises an audio positive lead 221 and an audio negative lead 222, and the lead PCB 45 is electrically connected with the power supply positive lead 211, the power supply negative lead 212, the audio positive lead 221 and the audio negative lead 222 correspondingly.
From this, through setting up the PCB control panel, PCB control panel electric connection audio output equipment and lighting fixture realize that the lamp plays music and light simultaneously.
Example 2:
the application relates to an audio light string, which is applied to an intelligent sound control light string, wherein the intelligent sound control light string comprises a control box 1 communicated with a sound source, a light string cable 2 and an audio light string 3; the control box 1 is used for processing the collected alternating voltage signal and outputting the processed alternating voltage signal to the audio light string 3;
the audio lamp string 3 is used for independently outputting a sound signal and a light signal, so that the sound signal and the light signal are independently output; the audio light string 3 is electrically connected with the control box 1 through the light string cable 2, wherein the light string signal line 2 comprises a power supply line 21 and an audio signal line 22, the power supply line 21 is used for providing power and control signal instructions for the audio light string 3, and the audio signal line 22 is used for providing audio signals for the audio light string 3. The control box 1 sends various signal commands, for example, a command for sending a light change mode or a command for controlling the volume of the audio output device.
As shown in fig. 1, the audio light string 3 is formed by sequentially connecting a plurality of light points 31 in series through a light string cable 2, the plurality of light points include at least two audio lights 4, each audio light 4 includes a light body and a speaker 41 disposed in the light body, the power supply line 21 is electrically connected to the light points 31, and the audio signal line 22 is electrically connected to the speaker 41 to provide an audio signal.
Specifically, the lamp point 31 is an RGBW-LED lamp, the positive electrode of the RGBW-LED lamp is connected in parallel to the positive electrode line of the power line, the negative electrode of the RGBW-LED lamp is connected in parallel to the negative electrode line of the power line, and a PCB control board is arranged inside the RGBW-LED lamp and is used for receiving various signal instructions sent by the control box in real time.
The utility model has the advantages that: the control box is used for being communicated with the audio lamp string through the lamp string cable, the control box collects audio signals through the audio signal wire and the power supply wire and directly outputs the audio signals to the sound box and the lamp after calculation and processing through the control box, therefore, 1, the flickering of the light along with the sound source is not influenced by the volume, and a user can freely adjust the volume according to the required atmosphere and the light following is still accurate and stable; 2. has stronger anti-interference performance: the light flashes along with the sound source and is not interfered by external environmental sound; 3. is not easily influenced by the direction and the position of the sound source, can be randomly placed and can be used in any occasion and environment.
According to a specific embodiment of the utility model, a string has 24 light points altogether, and wherein only 4 lamp bodies are with loudspeaker, 2 tweeters, 2 woofers, and other 20 are only pure lamp bodies.
As shown in fig. 2, the audio lamp 4 includes a lamp socket 42, a connector 43, a speaker 41, and a lamp body 44, and the PCB control board includes a wire PCB 45 installed inside the lamp socket 42, a lamp socket PCB 46, a lamp socket PCB 47, and an LED lamp panel 48 installed with an LED lamp, wherein,
The power supply line 21 comprises a power supply positive lead 211 and a power supply negative lead 212, the audio signal line 22 comprises an audio positive lead 221 and an audio negative lead 222, and the leads of the PCB 45 are correspondingly connected with the power supply positive lead 211, the power supply negative lead 212, the audio positive lead 221 and the audio negative lead 222. Specifically, the lamp holder PCB board 47 further includes a bluetooth module therein.
In this embodiment, the communicating vessel 43 includes 4 contacts, and communicates the lamp holder PCB 47 and the lamp holder PCB 46 through the 4 contacts, so that audio signals and power signals can be transmitted between the PCBs, the positive and negative wires leading out of the power supply from the lamp holder PCB 47 are used for connecting the LED lamp panel 48, and the positive and negative wires leading out of the audio signal line from the lamp holder PCB 47 are used for connecting the speaker.
As shown in fig. 1, the power adapter 6 and the plug 7 are further included, the power adapter 6 is respectively provided with a first transformer connecting line 61 and a second transformer connecting line 62, the control box 1 is electrically connected with one end of the power adapter 6 through the first transformer connecting line 61, and the power adapter 6 is electrically connected with the plug 7 through the second transformer connecting line 62.
Specifically, a lamp string tail socket 5 is arranged at the tail end of the lamp string cable 2 of the audio lamp string 3 and used for connecting a plurality of lamp strings. Specifically, the PCBA surface in the lamp string wire tail socket 5 is coated with a layer of 705 transparent organic silica gel, so that a waterproof effect can be achieved. The PCBA board in the control box and the PCB surface in the lamp body can be subjected to waterproof treatment by adopting K-705 transparent organosilicon sealant.
According to a specific embodiment of the present invention, the power adapter 6 can input ac voltage of 100 + 240V, 50/60Hz 1.3A; the adapter for outputting 20V/3A DC voltage provides power for the control box and the audio lamp string.
The control box is also provided with a Bluetooth module which is used for communicating with the mobile phone. Therefore, the Bluetooth module can be connected with the Bluetooth of the external equipment, such as a mobile phone, and the music of the audio light string can be controlled by playing the music through the mobile phone.
Still including the WIFI module on the control box, the WIFI module is used for with cell-phone communication, and control box APP software is installed to the cell-phone, and control box APP passes through the control box of the steerable audio frequency lamp cluster of WIFI module to the light change of control lamp point and the sound change of audio frequency lamp.
Preferably, in order to combine the audio strings 3 to generate better effect, the control box APP may adjust the light and sound of the audio strings by using the mobile phone.
Preferably, the control box 1 adopts an 8-bit kernel central processing unit to decode and process the control data and is responsible for a timing algorithm and other control algorithms to ensure the normal operation of the audio light string.
Preferably, the WIFI module is built by adopting an RT5350 of MTK (maximum Transmission K), executes WIFI related standards, and has the advantages of stable communication and long transmission distance. The wireless WIFI signal is used as a control carrier, the control can be directly carried out through a mobile phone, the advantage of long control distance can be achieved, and the conditions such as volume, music playing and lamp spot landscape are controlled through APP software of the control box. Meanwhile, the system has multiple access modes, is not limited to a mobile phone, can use other equipment of an IOS or Android system, such as a tablet personal computer and the like, and can even be controlled through a household route according to actual conditions.
Therefore, the audio output collected by the control box is divided into two paths, one path of audio output is output to the volume controller, and the other path of audio output is output to the processor module of the control box, so that when the volume of the sound box is adjusted, the change of light along with the music rhythm is not influenced. The audio acquisition is not picked up by the microphone, but is directly output by a DAC of the Bluetooth chip, so that the audio acquisition is not interfered by external environment noise.
The utility model discloses utilize control box 1 to pass through lamp cluster cable 2 UNICOM audio frequency lamp cluster 3, control box 1 gathers audio signal and directly exports to stereo set and lamp after CPU calculates and handles through audio signal line 22 and power supply line 21, therefore, the light is along with the flickering of sound source and is not limited by the volume size, the user can be according to the atmosphere that needs separately arbitrary adjustment volume and light follow-up still accurate stable, not influenced by the volume size; 2. has stronger anti-interference performance: the light flashes along with the sound source and is not interfered by external environmental sound; 3. is not easily influenced by the direction and the position of the sound source, can be randomly placed and can be used in any occasion and environment.
Therefore, the utility model realizes the multi-output of the sound source with single input and multiple lamps and multiple sound boxes, and the combined effect of each lamp and the sound box generates different on-site experience effects, thereby realizing the acousto-optic combined mode of any originality;
meanwhile, the control box can realize independent work of light and sound, can only listen to music and does not use light; the lamp light can be turned on only, and music can not be listened; the music can be listened and the light can be started to work simultaneously, the light can flash along with the music rhythm, and the light effect which is liked by the user can be set and does not flash along with the music.
Example 3:
as shown in fig. 3-5, the present invention further provides a light string control box for the audio light string, which comprises a processor module 12, a bluetooth module 11, a voltage reduction module 13, a power amplifier module 14, and a volume controller module 15, wherein,
the Bluetooth module 11 is electrically connected with the processor module 12 and the volume controller module 15;
the Bluetooth module 11 is used for being in communication connection with external equipment to obtain a sound source and transmitting the sound source to the processor module 12 and the volume controller module 15;
the processor module 12 is used for controlling the light brightness and the flicker degree of the lamp bodies in the intelligent lamp string;
the volume controller module 15 is configured to control the received audio signal and transmit a control signal to the power amplifier module 14;
the power amplifier module 14 is configured to amplify and output the audio signal according to the control signal of the volume controller module 15;
the voltage reduction module 13 is configured to reduce the voltage of the received power of the power adapter and output the reduced voltage to the processor module 12, the voltage reduction module 13, the power amplifier module 14, and the volume controller module 15.
In some embodiments, the voltage-reducing module 13 includes a first voltage-reducing module 131, a second voltage-reducing module 131, and a third voltage-reducing module 132, wherein the first voltage-reducing module 131 is configured to reduce the voltage of the power source to 5V and output the voltage to the processor module 12 and the bluetooth module 11; the second voltage-reducing module 132 is used for reducing the voltage of the power supply to 9V and outputting the voltage to the volume controller module 15; the third voltage-reducing module 133 is configured to reduce the voltage of the power supply to 8V and output the power to the power amplifier module 14.
Still include the WIFI module, step-down module 13 still is used for exporting after the power step-down of the power adapter who receives the WIFI module, and specific first step-down module is used for step-down to 5V output with the power to the WIFI module.
In some embodiments, the power adapter electrically connected to the control box 1 supplies 12V, and the power adapter supplies 12V to the PCB control board in the smart light string.
Specifically, including LED lamp control module and loudspeaker control module on the PCB control panel, control box passes through lamp string cable control LED lamp control module and loudspeaker control module, and processor module passes through power supply line connection LED lamp control module, and LED lamp control module control LED's scintillation, volume controller module passes through audio signal line connection loudspeaker control module, the output of loudspeaker control module control loudspeaker.
It should be noted that, when the system provided in the foregoing embodiment implements the functions thereof, only the division of the functional modules is illustrated, and in practical applications, the functions may be distributed by different functional modules according to needs, that is, the internal structure of the device may be divided into different functional modules to implement all or part of the functions described above. In addition, the system and method embodiments provided by the above embodiments belong to the same concept, and specific implementation processes thereof are described in the method embodiments for details, which are not described herein again.
The above are only some embodiments of the present invention. For those skilled in the art, without departing from the inventive concept, several modifications and improvements can be made, which are within the scope of the invention.
Claims (7)
1. The audio lamp is characterized by comprising a lamp holder (42), a lamp body (44) and audio output equipment and a lighting device which are arranged in the lamp body (44), wherein the lamp holder (42) and the lamp body (44) are detachably connected, a PCB control board is arranged in the lamp body (44), and the PCB control board is electrically connected with the audio output equipment and the lighting device.
2. The audio lamp of claim 1, further comprising a light string cable electrically connected to the PCB control board, wherein the light string cable comprises a power supply line (21) and an audio signal line (22), the power supply line (21) and the PCB control board are electrically connected for supplying power, and the audio signal line (22) and the PCB control board are electrically connected for supplying an audio signal.
3. The audio lamp of claim 2, wherein the PCB control board comprises a wire PCB board (45), a lamp holder PCB board (46) and a lamp holder PCB board (47) installed inside the lamp holder, the wire PCB board (45) is connected with the lamp holder PCB board (46) through a connecting wire, the lamp holder PCB board (47) is located below the lamp holder PCB board (46), the lamp holder PCB board (47) is connected with the lamp holder PCB board (46) through a connector (43), and the lamp holder (42) is connected with the lamp body (44) in a threaded manner.
4. The audio lamp according to claim 3, wherein the audio output device employs a speaker (41), the lighting device is provided with an LED lamp panel (48) of the LED lamp, the speaker (41) is connected to the lamp holder PCB (47) through a speaker wire, and the LED lamp panel (48) is connected to the lamp holder PCB (47) through an LED power supply line.
5. The audio lamp of claim 4, wherein the power supply line (21) comprises a power positive lead (211) and a power negative lead (212), the audio signal line (22) comprises a power positive lead (221) and a power negative lead (222), and the lead PCB (45) is electrically connected with the power positive lead (211), the power negative lead (212), the power positive lead (221) and the power negative lead (222) correspondingly.
6. Audio lamp string, characterized in that, for use in an audio lamp according to any of claims 1 to 5, comprising a plurality of lamp spots and a string cable (2),
the plurality of lamp points (31) are connected through the lamp string cable (2), and the plurality of lamp points (31) comprise at least one audio lamp.
7. Audio lamp string according to claim 6, characterized in that the lamp string cable (2) of the audio lamp string (3) is terminated with a lamp string tail socket (5) for connecting multiple strings of lamps.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120252200.1U CN214500953U (en) | 2021-01-28 | 2021-01-28 | Audio lamp and lamp string thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120252200.1U CN214500953U (en) | 2021-01-28 | 2021-01-28 | Audio lamp and lamp string thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214500953U true CN214500953U (en) | 2021-10-26 |
Family
ID=78217577
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120252200.1U Active CN214500953U (en) | 2021-01-28 | 2021-01-28 | Audio lamp and lamp string thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214500953U (en) |
-
2021
- 2021-01-28 CN CN202120252200.1U patent/CN214500953U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US11224112B2 (en) | Device for powering a modular assembly | |
| CN103220858B (en) | A kind of LED light device and LED illumination control system | |
| CN103108453A (en) | Multifunctional light-emitting diode (LED) device and multifunctional loud speaker box system | |
| CN205619069U (en) | Intelligent desk lamp | |
| US10468160B2 (en) | Acousto-optic audio signal cable | |
| CN103152925A (en) | Multifunctional LED (Light Emitting Diode) device and multifunctional wireless meeting system | |
| CN202679575U (en) | Lighting earphone | |
| US20170013337A1 (en) | Plant speaker | |
| CN203193950U (en) | Multifunctional led device and multifunctional wireless conference system | |
| CN103298205B (en) | Decorative lamp controller group, decorative lamp assembly and decorative lamp system | |
| CN103281839A (en) | Wireless intelligent household illuminating system | |
| CN214500953U (en) | Audio lamp and lamp string thereof | |
| CN203859907U (en) | Lighting device-based wireless music dimming system | |
| CN207135331U (en) | A kind of light is with music rhythm light fixture | |
| CN112804783B (en) | Intelligent sound control lamp string and control box thereof | |
| CN103697354A (en) | LED (light emitting diode) illumination device and stereophonic sound Bluetooth sound box system | |
| CN114715029A (en) | System for separating Bluetooth signal and light control signal and vehicle control system | |
| CN209982704U (en) | Multi-functional wireless karaoke bluetooth stereo set magic ball lamp | |
| CN203771095U (en) | Remote control LED lamp with Bluetooth speaker function | |
| CN207573553U (en) | A kind of mobile power speaker with handset bracket | |
| CN207835888U (en) | Light adjusts the performance device of circuit, lamp light adjustable | |
| CN212460808U (en) | Little night-light of intelligence pronunciation | |
| CN208335445U (en) | Voice light show device | |
| CN205249557U (en) | Be applied to WIFI controller of illumination lamps and lanterns | |
| CN205232409U (en) | LED flashing light earphone |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |