Method, seismic sensor and system for wireless seismic networking
The present invention disclosure is directed to a method, seismic sensor and system for wireless seismic networking. The system may comprise a low-power wide-area network (LPWAN) including wireless seismic sensors, the LPWAN being established for wireless transmission of data from the wireless seismic sensors.
1. A seismic sensor for wireless seismic networking, the seismic sensor comprising:
a wireless module for wireless transmission of continuous data and intermittent data from said seismic sensor, wherein the wireless module is configured to send intermittent data along with the continuous data using a plurality of frames, each frame comprising a header, a first data section and a second data section wherein:
the first data section of the frame is used to transmit continuous data;
the second data section of each frame has a flexible content wherein:
if there is intermittent data to be transmitted, the second data section of the frame is used to transmit the intermittent data;
if there is no intermittent data to be transmitted, the second data section of the frame is used to transmit additional continuous data.
2. The seismic sensor according to claim 1 , wherein the wireless module is based on Long Range (LoRa) technology.
3. The seismic sensor according to claim 1 , wherein the wireless module is based on NB-IoT technology.
4. The seismic sensor according to claim 1 , wherein the wireless module is a low-power wide-area network (LPWAN) module.
5. The seismic sensor according to claim 1 , wherein the wireless module is further configured to transmit, in the header of each frame, an indicator indicating if the second data section of the frame is used to transmit the intermittent data or the continuous data.
6. The seismic sensor according to claim 1 , wherein the frames are uniformed frames.
7. The seismic sensor according to claim 1 , wherein the intermittent data is distributed over several frames.
8. A system for wireless seismic networking, the system comprising:
wireless network including wireless seismic sensors, wherein the wireless network is established for wireless transmission of data from the wireless seismic sensors, and wherein the each of the seismic sensors comprises:
a wireless module for wireless transmission of continuous data and intermittent data from said seismic sensor, wherein the wireless module is configured to send intermittent data along with the continuous data using a plurality of frames, each frame comprising a header, a first data section and a second data section wherein:
the first data section of the frame is used to transmit continuous data;
the second data section of each frame has a flexible content wherein:
if there is intermittent data to be transmitted, the second data section of the frame is used to transmit the intermittent data;
if there is no intermittent data to be transmitted, the second data section of the frame is used to transmit additional continuous data.
9. The system according to claim 8 , wherein the wireless module is compatible with and connected to an existing wired or wireless backbone, and wherein the wired backbone includes fiber optic and/or DSL cables.
10. The system according to claim 8 , wherein the wireless module is a low-power wide-area network (LPWAN) module.
11. A method for wireless seismic networking for surveying subterranean geological formations for hydrocarbon deposits by deploying seismic sources and seismic sensors, or detecting micro-seismic phenomena or earthquakes, the method comprising:
providing seismic sensors each having a wireless module, the wireless module being configured for wireless transmission of continuous data and intermittent data from the seismic sensor, and
transmitting the continuous data and intermittent data using a plurality of frames, each frame comprising a header, a first data section and a second data section, wherein:
the first data section of each frame is used to transmit continuous data; and
the second data section of each frame has a flexible content wherein;
if there is intermittent data to be transmitted, the second data section of the frame is used to transmit the intermittent data; and
if there is no intermittent data to be transmitted, the second data section of the frame is used to transmit additional continuous data.
12. The method according to claim 11 , wherein the wireless module is based on Long Range (LoRa) technology.
13. The method according to claim 11 , wherein the wireless module is based on NB-IoT technology.
14. The method according to claim 11 , wherein the wireless module is a low-power wide-area network (LPWAN) module.
15. The method according to claim 11 , further comprising performing the following step by the at least one of the seismic sensors:
transmitting, in the header of each frame, an indicator indicating if the second data section of the frame is used to transmit the intermittent data or the continuous data.
16. The method according to claim 11 , wherein the frames are uniformed frames.
17. The method according to claim 11 , wherein the intermittent data is distributed over several frames.
18. The method according to claim 11 , wherein the wireless module is compatible with and connected to an existing wired backbone.
19. The method according to claim 18 , wherein the wired backbone includes fiber optic and/or DSL cables.