Disclosed is a data recording unit and data recording system for use in connection with a vehicle, such as a train, a locomotive of a train, a railcar of a train, and the like.
대표청구항▼
1. A data recorder unit for a vehicle, comprising: at least one data recorder enclosure configured to house at least one internal component;at least one data processing unit located in the enclosure and configured to directly or indirectly receive data input from at least one data source associated
1. A data recorder unit for a vehicle, comprising: at least one data recorder enclosure configured to house at least one internal component;at least one data processing unit located in the enclosure and configured to directly or indirectly receive data input from at least one data source associated with the vehicle; andat least one storage device in direct or indirect communication with the at least one data processing unit and configured to store data received from the at least one data processing unit;wherein the at least one storage device comprises at least one first storage device comprising at least one non-crash-hardened memory and at least one second storage device comprising at least one crash-hardened memory, andwherein the at least one data processing unit is configured to store at least a portion of the data on the at least one non-crash-hardened memory and the at least one crash-hardened memory substantially in parallel. 2. The data recorder unit of claim 1, wherein the at least one first storage device comprises a solid-state storage device. 3. The data recorder unit of claim 1, wherein the at least one data processing unit is configured to record over existing recorded data on the at least one crash-hardened memory when at least one of the following occurs: the at least one crash-hardened memory has reached capacity, a predetermined amount of data has been recorded, a predetermined duration of video data has been recorded, or any combination thereof, wherein the existing data on the at least one crash-hardened memory is recorded over in an order in which it was recorded. 4. The data recorder unit of claim 3, wherein the at least one data processing unit is configured to detect an accident and, in response to detecting the accident, stop recording over existing recorded data on the at least one crash-hardened memory. 5. The data recorder unit of claim 4, wherein the at least one data processing unit is configured to detect the accident based at least partially on at least one of the following: emergency brake application, rapid deceleration, accelerometer data, impact sensor data, an indication from a positive train control (PTC) system, or any combination thereof. 6. The data recorder unit of claim 1, wherein the at least one data source associated with the vehicle comprises at least one video camera, and wherein the at least one video camera comprises at least one of the following: a wired video camera, a wireless Internet protocol (IP) video camera, a wireless interface, or any combination thereof. 7. The data recorder unit of claim 1, wherein a capacity of the at least one first storage device is greater than a capacity of the at least one second storage device, and wherein the at least one data processing unit is configured to store data on the at least one first storage device and the at least one second storage device substantially in parallel, such that data stored on the at least one first storage device is inclusive of data stored on the at least one second storage device. 8. The data recorder unit of claim 1, wherein the at least one data processing unit is configured to initially store data on the at least one first storage device, and wherein at least a portion of the data is cached on the at least one second storage device. 9. The data recorder unit of claim 8, wherein at least a portion of the cached data is at least one of the following: authenticated, encrypted, verified, digitally-signed, specified data, critical data, dynamic data, or any combination thereof. 10. The data recorder unit of claim 8, wherein the at least one data processing unit is configured to cache a specified amount of current data, and overwrite existing non-current data. 11. The data recorder unit of claim 1, wherein the at least one second storage device is configured for wired or wireless transmission of at least a portion of the cached data to at least one download device. 12. The data recorder unit of claim 1, wherein the at least one non-crash-hardened memory is removable. 13. A data recorder unit for a vehicle, comprising: at least one data recorder enclosure configured to house at least one internal component;at least one data processing unit located in the enclosure and configured to directly or indirectly receive data input from at least one data source associated with the vehicle; andat least one storage device in direct or indirect communication with the at least one data processing unit and configured to store data received from the at least one data processing unit;wherein the at least one storage device comprises at least one first storage device comprising at least one non-crash-hardened memory and at least one second storage device comprising at least one crash-hardened memory, andwherein the at least one non-crash-hardened memory is removable,wherein the at least one data processing unit is configured to store at least a portion of the data on the at least one non-crash-hardened memory and the at least one crash-hardened memory substantially in parallel. 14. The data recorder unit of claim 13, wherein the at least one first storage device comprises a solid-state storage device. 15. The data recorder unit of claim 13, wherein the at least one data processing unit is configured to store non-critical data in the at least one non-crash-hardened memory, and specified critical data in the at least one crash-hardened memory. 16. The data recorder unit of claim 13, wherein the at least one data processing unit is configured to record over existing recorded data on the at least one crash-hardened memory when at least one of the following occurs: the at least one crash-hardened memory has reached capacity, a predetermined amount of data has been recorded, a predetermined duration of video data has been recorded, or any combination thereof, wherein the existing data on the at least one crash-hardened memory is recorded over in an order in which it was recorded. 17. The data recorder unit of claim 16, wherein the at least one data processing unit is configured to detect an accident and, in response to detecting the accident, stop recording over existing recorded data on the at least one crash-hardened memory. 18. The data recorder unit of claim 17, wherein the at least one data processing unit is configured to detect the accident based at least partially on at least one of the following: emergency brake application, rapid deceleration, accelerometer data, impact sensor data, an indication from a positive train control (PTC) system, or any combination thereof. 19. The data recorder unit of claim 13, wherein the at least one data source associated with the vehicle comprises at least one video camera, and wherein the at least one video camera comprises at least one of the following: a wired video camera, a wireless Internet protocol (IP) video camera, a wireless interface, or any combination thereof. 20. The data recorder unit of claim 13, wherein a capacity of the at least one first storage device is greater than a capacity of the at least one second storage device, and wherein the at least one data processing unit is configured to store data on the at least one first storage device and the at least one second storage device substantially in parallel, such that data stored on the at least one first storage device is inclusive of data stored on the at least one second storage device. 21. The data recorder unit of claim 13, wherein the at least one data processing unit is configured to initially store data on the at least one first storage device, and wherein at least a portion of the data is cached on the at least one second storage device. 22. The data recorder unit of claim 21, wherein at least a portion of the cached data is at least one of the following: authenticated, encrypted, verified, digitally-signed, specified data, critical data, dynamic data, or any combination thereof. 23. The data recorder unit of claim 21, wherein the at least one data processing unit is configured to cache a specified amount of current data, and overwrite existing non-current data. 24. The data recorder unit of claim 13, wherein the at least one second storage device is configured for wired or wireless transmission of at least a portion of the cached data to at least one download device. 25. A data recorder unit for a vehicle, comprising: at least one data recorder enclosure configured to house at least one internal component;at least one data processing unit located in the enclosure and configured to directly or indirectly receive data input from at least one data source associated with the vehicle; andat least one storage device in direct or indirect communication with the at least one data processing unit and configured to store data received from the at least one data processing unit;wherein the at least one storage device comprises at least one first storage device comprising at least one non-crash-hardened memory and at least one second storage device comprising at least one crash-hardened memory, andwherein the at least one data processing unit is configured to store non-critical data in the at least one non-crash-hardened memory, and specified critical data in the at least one crash-hardened memory,wherein the at least one data processing unit is configured to store at least a portion of the data on the at least one non-crash-hardened memory and the at least one crash-hardened memory substantially in parallel. 26. A data recorder unit for a vehicle comprising: at least one first storage device comprising at least one non-crash-hardened memory;at least one second storage device comprising at least one crash-hardened memory; andat least one non-transitory computer-readable medium comprising program instructions that, when executed by at least one processor, cause the at least one processor to: (a) directly or indirectly receive data input from at least one data source associated with the vehicle; and(b) store at least a portion of the data on the at least one non-crash-hardened memory and the at least one crash-hardened memory substantially in parallel. 27. The data recorder unit of claim 26, wherein the at least one non-crash-hardened memory is removable. 28. A data recorder unit for a vehicle comprising: at least one data processing unit configured to directly or indirectly receive data input from at least one data source associated with the vehicle;at least one first storage device in communication with the at least one data processing unit, the at least one first storage device comprising at least one non-crash-hardened memory; andat least one second storage device in communication with at least one data processing unit, the at least one second storage device comprising at least one crash-hardened memory,wherein the at least one data processing unit is configured to store at least a portion of the data on the at least one non-crash-hardened memory and the at least one crash-hardened memory substantially in parallel. 29. The data recorder unit of claim 28, wherein the at least one non-crash-hardened memory is removable. 30. A method of storing data on a data recorder unit for a vehicle, the data recorder unit comprising at least one data processing unit, a first storage device, and a second storage device, comprising: receiving, with the at least one data processing unit, data from at least one data source associated with a vehicle;storing, with the at least one data processing unit, at least a portion of the data received from the at least one data source on the first storage device, the first storage device comprising a non-crash-hardened memory; andstoring, with the at least one data processing unit and substantially in parallel with storing the at least a portion of the data on the first storage device, at least a portion of the data received from the at least one data source on the second storage device, the second storage device comprising at least one crash-hardened memory.
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이 특허에 인용된 특허 (8)
Bushnik, Ted G; Bisson, Terry A, Contained environmental control system for mobile event data recorder.
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