CN220064857U - Vehicle-mounted OBD device and vehicle-mounted system - Google Patents
Vehicle-mounted OBD device and vehicle-mounted system Download PDFInfo
- Publication number
- CN220064857U CN220064857U CN202321058272.8U CN202321058272U CN220064857U CN 220064857 U CN220064857 U CN 220064857U CN 202321058272 U CN202321058272 U CN 202321058272U CN 220064857 U CN220064857 U CN 220064857U
- Authority
- CN
- China
- Prior art keywords
- vehicle
- data
- configuration information
- unit
- interface
- 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
- 238000012545 processing Methods 0.000 claims abstract description 51
- 230000005540 biological transmission Effects 0.000 claims abstract description 25
- 238000000034 method Methods 0.000 claims abstract description 12
- 238000004458 analytical method Methods 0.000 claims abstract description 11
- 230000003044 adaptive effect Effects 0.000 claims abstract description 6
- 238000007405 data analysis Methods 0.000 claims description 7
- 239000004020 conductor Substances 0.000 claims description 4
- 239000003921 oil Substances 0.000 description 8
- 238000010586 diagram Methods 0.000 description 2
- 238000007726 management method Methods 0.000 description 2
- 238000004148 unit process Methods 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 210000003953 foreskin Anatomy 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000010705 motor oil Substances 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Landscapes
- Instrument Panels (AREA)
Abstract
The embodiment of the utility model provides a vehicle-mounted OBD device and a vehicle-mounted system, wherein the vehicle-mounted OBD device comprises a first interface unit, a first processing unit and a second interface unit which are electrically connected in sequence, the first interface unit is matched with an OBD interface on a vehicle and is configured to acquire vehicle data from the OBD interface according to first configuration information; the first processing unit is configured to analyze the vehicle data acquired by the first interface unit according to the second configuration information, process the analysis data according to the third configuration information, and generate the processed data into data to be transmitted, which is adaptive to the data transmission format of the second interface unit, according to the fourth configuration information; the second interface unit is connected with the vehicle-mounted display device and is configured to transmit data to be transmitted to the vehicle-mounted display device according to fifth configuration information. The technical problem that a driver cannot acquire vehicle data in time is solved through the scheme.
Description
Technical Field
The utility model relates to the field of electronics, in particular to a vehicle-mounted OBD device and a vehicle-mounted system.
Background
With the development of the automobile industry, more and more vehicles run on roads, the monitoring and management of the vehicle conditions of the vehicles by drivers are very important, and the daily driving safety is concerned.
At present, vehicle management needs to drive the vehicle to a vehicle repair manufacturer, and the vehicle repair manufacturer reads data from an OBD (On-Board Diagnostics, on-board automatic diagnosis system) interface of the vehicle by means of special equipment to perform fault detection. In the running process of the vehicle, the driver cannot know the condition of the vehicle in time, which is not beneficial to running safety.
Disclosure of Invention
The embodiment of the utility model provides a vehicle-mounted OBD device and a vehicle-mounted system, which solve the technical problem that a driver cannot acquire vehicle data in time.
In order to solve the technical problems, the embodiment of the utility model provides a vehicle-mounted OBD device, which comprises a first interface unit, a first processing unit and a second interface unit which are electrically connected in sequence,
the first interface unit is matched with an OBD interface on a vehicle and is configured to acquire vehicle data from the OBD interface according to first configuration information;
the first processing unit is configured to parse the vehicle data acquired by the first interface unit according to second configuration information, process the parsed data according to third configuration information, and generate data to be transmitted, which is adaptive to a data transmission format of the second interface unit, according to fourth configuration information;
the second interface unit is connected with the vehicle-mounted display device and is configured to transmit the data to be transmitted to the vehicle-mounted display device according to fifth configuration information.
Further, the first processing unit includes:
the data analysis unit is configured to analyze the vehicle data acquired by the first interface unit according to the configured analysis rule;
the data processing unit is configured to process the analysis data according to the configured processing rules;
and the data generating unit is configured to generate the data to be transmitted from the processing data according to the configured data transmission format.
Further, the vehicle-mounted OBD device also comprises one or more of a storage unit, a configuration unit and an LED light source unit, wherein,
the storage unit is configured to store the first configuration information, the second configuration information, the third configuration information, the fourth configuration information, and the fifth configuration information;
the configuration unit is configured to receive external input parameters and generate the first configuration information, the second configuration information, the third configuration information, the fourth configuration information and the fifth configuration information;
the LED light source unit is configured to control the LED light source to emit light according to the processing data.
Further, the first interface unit is further configured to obtain electrical energy of a vehicle main power supply or electrical energy of a vehicle ACC power supply from the OBD interface; the second interface unit is further configured to transmit the electrical energy to the in-vehicle display device to power the in-vehicle display device.
Further, the first interface unit is configured to obtain vehicle data from the OBD interface via a CAN bus or a KLIN bus.
Further, the second interface unit includes: the data line unit comprises a vehicle main power supply transmission line, a vehicle ACC power supply transmission line and a serial port data line, wherein the vehicle main power supply transmission line, the vehicle ACC power supply transmission line and the serial port data line are twisted together,
one end of the data line unit is connected with the output end of the first processing unit;
the other end of the data line unit is connected with the second interface;
the second interface is configured to connect with the in-vehicle display apparatus.
Further, the second interface comprises a USB TYPC-C interface.
Further, the serial port data line comprises a shielding line and a data wire, and the shielding line and the data wire are twisted together.
The embodiment of the utility model also provides a vehicle-mounted system, which comprises the vehicle-mounted OBD device and a vehicle-mounted display device, wherein,
the vehicle-mounted OBD device comprises a first interface unit, a first processing unit and a second interface unit which are electrically connected in sequence, wherein the first interface unit is matched with an OBD interface on a vehicle and is configured to acquire vehicle data from the OBD interface according to first configuration information; the first processing unit is configured to parse the vehicle data acquired by the first interface unit according to second configuration information, process the parsed data according to third configuration information, and generate data to be transmitted, which is adaptive to a data transmission format of the second interface unit, according to fourth configuration information; the second interface unit is connected with the vehicle-mounted display device and is configured to transmit the data to be transmitted to the vehicle-mounted display device according to fifth configuration information;
the vehicle-mounted display device is configured to display the received data to be transmitted.
Further, the vehicle-mounted display device comprises head-up display equipment.
Advantageous effects
The vehicle-mounted OBD device and the vehicle-mounted system provided by the embodiment of the utility model comprise a first interface unit, a first processing unit and a second interface unit which are electrically connected in sequence, wherein the first interface unit is matched with an OBD interface on a vehicle, vehicle data are acquired from the OBD interface on the vehicle, the first processing unit processes the vehicle data to generate data to be transmitted, the second interface unit is connected with a vehicle-mounted display device, the data to be transmitted are transmitted to the vehicle-mounted display device, the vehicle-mounted display device displays the received data to be transmitted, and a driver can know the condition of the vehicle in time by watching the vehicle-mounted display device, so that the driving safety is improved; and the data acquisition is realized through the OBD interface of the vehicle, so that the reliable source of the data is ensured, and the damage to the vehicle is reduced.
Additional features and corresponding advantages of the utility model will be set forth in the description which follows, and in part will be apparent from the description, or may be learned by practice of the utility model.
Drawings
Fig. 1 is a schematic structural diagram of a vehicle-mounted OBD device according to an embodiment of the present utility model.
Detailed Description
In order to make the objects, technical solutions and advantages of the present utility model more apparent, the following detailed description of the embodiments of the present utility model is given with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
Embodiment one:
specific embodiments of the present utility model will be described in further detail below with reference to the accompanying drawings and examples of implementation. The embodiment provides a vehicle-mounted OBD device, which can acquire vehicle data from an OBD interface of a vehicle and transmit the vehicle data to a vehicle-mounted display device for display.
The vehicle-mounted OBD device mainly comprises a first interface unit, a first processing unit and a second interface unit, wherein the first interface unit, the first processing unit and the second interface unit are electrically connected in sequence;
the first interface unit is adapted to an OBD interface on the vehicle and is configured to acquire vehicle data from the OBD interface according to the first configuration information;
the first processing unit is configured to analyze the vehicle data acquired by the first interface unit according to the second configuration information, process the analysis data according to the third configuration information, and generate the processed data into data to be transmitted, which is matched with the data transmission format of the second interface unit, according to the fourth configuration information;
the second interface unit is connected with the vehicle-mounted display device and is configured to transmit data to be transmitted to the vehicle-mounted display device according to fifth configuration information.
Wherein the first interface unit may be a standard 16PIN OBD plug. The first interface unit may obtain vehicle data from the OBD interface of the vehicle via a CAN (Controller Area Network, controller area network bus) bus or a KLIN bus. The first configuration information may include, but is not limited to: acquisition time interval of data stream, data acquisition type, etc. Therefore, the embodiment CAN formulate a data stream acquisition rule according to the first configuration information, and acquire vehicle data through the KLIN or CAN bus.
Since the OBD interface of the vehicle may detect the operation conditions of the engine electronic control system and other functional modules of the vehicle during the running process of the vehicle, the vehicle data acquired through the OBD interface of the vehicle includes, but is not limited to: the vehicle speed, the engine rotating speed, the oil consumption, the oil temperature, the engine oil pressure, the braking pressure, the exhaust pressure, the braking state, the car light state, the car door state, the fault code of the vehicle and the like are obtained through the OBD interface of the vehicle, so that the reliable source of the data is ensured, and the damage to the vehicle is reduced. The first processing unit processes the data and transmits the data to the vehicle-mounted display device for display, so that a driver can conveniently know the condition of the vehicle in time by watching the vehicle-mounted display device.
The first processing unit may include: the vehicle data analysis device comprises a data analysis unit, a data processing unit and a data generation unit, wherein the data analysis unit is configured to analyze the vehicle data acquired by the first interface unit according to a configured analysis rule; the data processing unit is configured to process the analysis data according to the configured processing rules; the data generating unit is configured to generate data to be transmitted from the processed data according to the configured data transmission format.
The second configuration information includes, but is not limited to, the parsing rule, the third configuration information includes, but is not limited to, the processing rule, the parsing rule includes, but is not limited to, the decoding rule, the data filtering rule, the processing rule includes, but is not limited to, the data algorithm, the data threshold, the processing result, and the like. The fourth configuration information includes, but is not limited to, a data transmission format.
The data analysis unit, the data processing unit and the data generation unit can be respectively composed of a group of circuits and electronic components; one or two or three of the data parsing unit, the data processing unit and the data generating unit may be integrated on the same chip or integrated on the same processor. The first processing unit may be a processor.
Because the data coding modes used by vehicles of different brands and models may be different, the data analysis unit is mainly used for analyzing the vehicle data acquired from the OBD interface by the first interface unit according to the configured analysis rule, and can analyze the vehicle data into a unified code format, and screen and extract the required data. The data processing unit is mainly used for calculating and judging the analysis data according to the configured processing rules, for example, calculating and judging the running condition of vehicle data, and is used for a vehicle-mounted display device to obtain oil temperature data, for example, comparing the obtained oil temperature data with the configured oil temperature maximum value, and obtaining processing data with overhigh oil temperature if the obtained oil temperature data reaches or exceeds the oil temperature maximum value. The data generating unit is mainly used for generating the processing data into the data to be transmitted which is matched with the data transmission format of the second interface unit according to the configured data transmission format.
In some embodiments, the on-board OBD device may further comprise one or more of a storage unit, a configuration unit, an LED light source unit, wherein,
the storage unit is configured to store first configuration information, second configuration information, third configuration information, fourth configuration information, and fifth configuration information;
the configuration unit is configured to receive external input parameters and generate the first configuration information, the second configuration information, the third configuration information, the fourth configuration information and the fifth configuration information;
the LED light source unit is configured to control the LED light source to emit light according to the processing data of the first processing unit.
The first configuration information, the second configuration information, the third configuration information, the fourth configuration information, and the fifth configuration information may be written into the storage unit by the configuration unit before the vehicle-mounted OBD device leaves the factory.
The storage unit, the LED light source unit and the first processing unit are connected, the LED light source unit can include light source drive module and LED light source group, and the LED light source group can include one or more LED light sources, and first processing unit can be according to processing data, generates control signal, and light source drive module is according to this control signal drive LED light source group, and LED light source group can indicate the operating condition of vehicle through following four kinds of instruction states: slow flashing, fast flashing, normally on, off.
In some embodiments, the first interface unit is further configured to obtain electrical energy of a vehicle main power supply or electrical energy of a vehicle ACC (Adaptive Cruise Control) power supply from the OBD interface of the vehicle; the second interface unit is further configured to transmit the acquired electrical energy to the in-vehicle display apparatus to supply power to the in-vehicle display apparatus.
Typically when the vehicle is idling, the engine is shut down, most of the components on the vehicle are shut down, the main power supply is typically no longer powered externally, but some auxiliary components of the vehicle also require power, such as electronic locks, car stereo, air conditioning, etc., typically powered by the vehicle ACC power supply, in some embodiments the on-board OBD device may switch the vehicle ACC power supply to the on-board display device, powering the on-board display device.
The second interface unit may include: the data line unit and the second interface.
The data line unit may include a vehicle main power transmission line, a vehicle ACC power transmission line, and a serial data line, which may be twisted together to form a cable.
One end of the data line unit is connected with the output end of the first processing unit;
the other end of the data line unit is connected with a second interface;
the second interface is configured to connect with an in-vehicle display device.
The vehicle main power supply transmission line is used for transmitting a vehicle main power supply; the vehicle ACC power supply transmission line is used for transmitting vehicle ACC power supply; the serial data line is used for transmitting vehicle data. In some embodiments, the serial data line may also be used to transmit control instructions from the on-board display device to the on-board OBD device, which may also be used to control functions of the vehicle, such as controlling ignition, flameout, etc., of the vehicle through the OBD interface of the vehicle according to the control instructions.
The second interface may include a USB type-C interface, which allows for both data transfer and charging.
The serial data line can be including shielding the screen line and data conductor, shielding the screen line and can strand together with data conductor, and external use silica gel foreskin makes the wire, connects standard 16PIN TYPE-C interface again, makes things convenient for various outside vehicle-mounted display devices that have TYPE-C interface to use.
As shown in fig. 1, a schematic structural diagram of a vehicle-mounted OBD device according to a first embodiment of the present utility model is provided, where the vehicle-mounted OBD device includes a first interface unit 11, a first processing unit 12, and a second interface unit 13 that are electrically connected in sequence, a storage unit 14 connected to the first processing unit 12, and a configuration unit 15 connected to the storage unit 14,
before the vehicle-mounted OBD device leaves the factory, a technician installs configuration software on a computer, inputs configuration parameters on the configuration software, a configuration unit 15 receives external input parameters, generates first configuration information, second configuration information, third configuration information, fourth configuration information and fifth configuration information, and stores the configuration information into a storage unit 14;
after the vehicle-mounted OBD device leaves the factory, a first interface unit 11 of the vehicle-mounted OBD device is connected to an OBD interface of a vehicle, a second interface unit 13 of the vehicle-mounted OBD device is connected to a vehicle-mounted display device, and the first interface unit 11 acquires electric energy of a vehicle main power supply or electric energy of a vehicle ACC power supply from the OBD interface; the second interface unit 13 transmits electric power to the in-vehicle display apparatus to supply power to the in-vehicle display apparatus;
meanwhile, the first interface unit 11 obtains vehicle data according to the first configuration information through the CAN bus or the KLIN bus, the first processing unit 12 analyzes the vehicle data according to the second configuration information, processes the analysis data according to the third configuration information, generates data to be transmitted, which is matched with the data transmission format of the second interface unit 13, according to the fourth configuration information, the second interface unit 13 transmits the data to be transmitted to the vehicle-mounted display device according to the fifth configuration information, and the vehicle-mounted display device displays the received data to be transmitted.
The embodiment also provides a vehicle-mounted system, which comprises the vehicle-mounted OBD device and a vehicle-mounted display device, wherein the vehicle-mounted display device comprises head-up display equipment hud (head-up display).
According to the vehicle-mounted OBD device and the vehicle-mounted system provided by the embodiment of the utility model, the vehicle-mounted OBD device acquires the vehicle data from the OBD interface of the vehicle, transmits the vehicle data to the vehicle-mounted display device, and displays the vehicle-mounted display device, so that a driver can acquire the vehicle data from the OBD interface of the vehicle in time, and the driving safety is improved; and the data acquisition is realized through the OBD interface of the vehicle, so that the reliable source of the data is ensured, and the damage to the vehicle is reduced.
The foregoing is a further detailed description of embodiments of the utility model in connection with the specific embodiments, and it is not intended that the utility model be limited to the specific embodiments described. It will be apparent to those skilled in the art that several simple deductions or substitutions may be made without departing from the spirit of the utility model, and these should be considered to be within the scope of the utility model.
Claims (10)
1. The vehicle-mounted OBD device is characterized by comprising a first interface unit, a first processing unit and a second interface unit which are electrically connected in sequence, wherein,
the first interface unit is matched with an OBD interface on a vehicle and is configured to acquire vehicle data from the OBD interface according to first configuration information;
the first processing unit is configured to parse the vehicle data acquired by the first interface unit according to second configuration information, process the parsed data according to third configuration information, and generate data to be transmitted, which is adaptive to a data transmission format of the second interface unit, according to fourth configuration information;
the second interface unit is connected with the vehicle-mounted display device and is configured to transmit the data to be transmitted to the vehicle-mounted display device according to fifth configuration information.
2. The on-board OBD apparatus of claim 1, wherein the first processing unit comprises:
the data analysis unit is configured to analyze the vehicle data acquired by the first interface unit according to the configured analysis rule;
the data processing unit is configured to process the analysis data according to the configured processing rules;
and the data generating unit is configured to generate the data to be transmitted from the processing data according to the configured data transmission format.
3. The on-board OBD device of claim 1, further comprising one or more of a storage unit, a configuration unit, an LED light source unit, wherein,
the storage unit is configured to store the first configuration information, the second configuration information, the third configuration information, the fourth configuration information, and the fifth configuration information;
the configuration unit is configured to receive external input parameters and generate the first configuration information, the second configuration information, the third configuration information, the fourth configuration information and the fifth configuration information;
the LED light source unit is configured to control the LED light source to emit light according to the processing data.
4. The on-board OBD apparatus of claim 1, wherein the first interface unit is further configured to obtain electrical power from a vehicle main power source or electrical power from a vehicle ACC power source from the OBD interface; the second interface unit is further configured to transmit the electrical energy to the in-vehicle display device to power the in-vehicle display device.
5. The on-board OBD apparatus of claim 1, wherein the first interface unit is configured to obtain vehicle data from the OBD interface over a CAN bus or a KLIN bus.
6. The on-board OBD device according to any one of claims 1 to 5, wherein the second interface unit comprises: the data line unit comprises a vehicle main power supply transmission line, a vehicle ACC power supply transmission line and a serial port data line, wherein the vehicle main power supply transmission line, the vehicle ACC power supply transmission line and the serial port data line are twisted together,
one end of the data line unit is connected with the output end of the first processing unit;
the other end of the data line unit is connected with the second interface;
the second interface is configured to connect with the in-vehicle display apparatus.
7. The in-vehicle OBD device of claim 6, wherein said second interface comprises a USB type-C interface.
8. The on-board OBD device of claim 6, wherein the serial data line comprises a shield wire and a data conductor, the shield wire being stranded with the data conductor.
9. An in-vehicle system comprising an in-vehicle OBD device according to any one of claims 1 to 8, and further comprising an in-vehicle display device, wherein,
the vehicle-mounted OBD device comprises a first interface unit, a first processing unit and a second interface unit which are electrically connected in sequence, wherein the first interface unit is matched with an OBD interface on a vehicle and is configured to acquire vehicle data from the OBD interface according to first configuration information; the first processing unit is configured to parse the vehicle data acquired by the first interface unit according to second configuration information, process the parsed data according to third configuration information, and generate data to be transmitted, which is adaptive to a data transmission format of the second interface unit, according to fourth configuration information; the second interface unit is connected with the vehicle-mounted display device and is configured to transmit the data to be transmitted to the vehicle-mounted display device according to fifth configuration information;
the vehicle-mounted display device is configured to display the received data to be transmitted.
10. The in-vehicle system of claim 9, wherein the in-vehicle display device comprises a heads-up display apparatus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321058272.8U CN220064857U (en) | 2023-05-05 | 2023-05-05 | Vehicle-mounted OBD device and vehicle-mounted system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321058272.8U CN220064857U (en) | 2023-05-05 | 2023-05-05 | Vehicle-mounted OBD device and vehicle-mounted system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220064857U true CN220064857U (en) | 2023-11-21 |
Family
ID=88750861
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321058272.8U Active CN220064857U (en) | 2023-05-05 | 2023-05-05 | Vehicle-mounted OBD device and vehicle-mounted system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220064857U (en) |
-
2023
- 2023-05-05 CN CN202321058272.8U patent/CN220064857U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102007734B (en) | The USB isolation of vehicle communication interface | |
| GB2213609A (en) | An engine fault diagnosis system | |
| CN203965938U (en) | Vehicle-mounted diagnosis device and onboard diagnostic system | |
| CN110979288A (en) | Pure electric vehicle intelligent vacuum pump control system and method based on whole vehicle CAN architecture | |
| CN220064857U (en) | Vehicle-mounted OBD device and vehicle-mounted system | |
| CN111703335B (en) | Single-bus communication system of low-speed lithium electric vehicle and control method | |
| CN212447194U (en) | Single bus communication system of low-speed lithium electric vehicle | |
| US20050010341A1 (en) | Remote diagnostics device (rdu) | |
| US20220157096A1 (en) | Vehicular control system, anomaly detection method for vehicular control system, and anomaly detection program for vehicular control system | |
| CN113253701B (en) | Vehicle remote diagnosis system and method | |
| CN112277642A (en) | Hydrogen energy automobile instrument display system | |
| CN206884945U (en) | A kind of GES control device | |
| CN218823199U (en) | AEB road test device and vehicle | |
| CN112394709A (en) | System and method for processing accelerator pedal signal | |
| CN214028213U (en) | Hydrogen energy automobile instrument display system | |
| CN219749794U (en) | Data interaction system for managing vehicle running and vehicle | |
| CN118689137A (en) | Whole vehicle safety monitoring system, method, medium and vehicle | |
| CN108259251A (en) | Gateway controller route configuration method, device, equipment and automobile | |
| Naik et al. | Passenger Ground Vehicle Live Parameter Monitoring and Governing Using Automotive IVN Prototype Model | |
| CN220615494U (en) | High-voltage interlocking system of electric automobile | |
| CN203198750U (en) | CAN (Controller Area Network) field bus-based pure electric vehicle instrument display terminal | |
| US20220410706A1 (en) | System for intuitive human-machine interface | |
| CN217085539U (en) | Switch controller based on CAN bus programming key panel | |
| CN221315797U (en) | Be applied to automatic overspeed device tensioner of car | |
| CN110671221A (en) | Engine control system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |