Distributed vehicle event recorder systems having a portable memory data transfer system
Data transfer systems for vehicle event recorders are provided as: a vehicle event recorder, a vehicle event recorder resident memory, and upload module in conjunction with, a communication port suitable for coupling with, a portable memory device, a server computer datastore, a server download module in conjunction with, a similar cooperating communications port. The portable memory device is arranged to operably couple with the communications ports of both the vehicle event recorder and the server computer and to be repeatedly moved between the two. The upload/download modules are arranged to transfer data to/from the portable memory in an orderly fashion in which no files are removed from the vehicle event recorder resident memory without first having been successfully transferred to the server computer datastore.
1. A system comprising:
a communication port interface ( 216 ) configured to facilitate communication with portable memory, wherein the portable memory is configured to electronically store information, wherein the information includes one or more event record data sets and a transfer status file, wherein individual event record data sets include image data and vehicle information captured by a camera and one or more sensors that are mounted in a vehicle and/or carried by the vehicle;
datastore ( 223 ) configured to electronically store information; and
a microprocessor ( 219 ) configured to:
detect whether the transfer status file includes one or more indications that individual ones of the one or more event record data sets have not yet been successfully transferred from the portable memory to the datastore;
responsive to detection of the one or more indications, facilitate transfer of the one or more event record data sets from the portable memory to the datastore;
verify whether the one or more event record data sets have been successfully transferred to the datastore; and
write, through the communication port interface, information to the transfer status file on the portable memory to include, in the transfer status file, one or more success indications that individual ones of the one or more event record data sets have been successfully transferred from the portable memory to the datastore.
2. The computing system of claim 1 , further comprising:
a vehicle event recorder comprising:
a vehicle communication port interface ( 211 ) configured to facilitate communication with the portable memory,
resident storage ( 28 ) configured to electronically store information, wherein the information includes one or more event record data sets, wherein individual event record data sets include image data and vehicle information captured by the camera and the one or more sensors that are mounted in the vehicle and/or carried by the vehicle, wherein the one or more event record data sets include copies of the one or more event record data sets stored on the portable memory; and
a vehicle microprocessor configured to:
detect whether the transfer status file on the portable memory includes one or more success indications that individual ones of the one or more event record data sets have been successfully transferred from the portable memory to the datastore of the computing system; and
responsive to detection of the one or more success indications, mark the copies of the one or more event record data sets that correspond to the detected one or more success indications for erasing and/or overwriting.
3. The computing system of claim 2 , wherein the vehicle microprocessor of the vehicle event recorder is further configured to:
detect whether the transfer status file includes one or more error indications that individual ones of the one or more event record data sets have not yet been successfully transferred either from the resident storage to the portable memory or from the portable memory to the datastore;
responsive to detection of the one or more error indications, facilitate transfer of the one or more event record data sets that correspond to the detected one or more error indications from the resident storage to the portable memory.
4. The system of claim 3 , wherein the vehicle event recorder includes an on-board diagnostics system configured to associate data provided by the on-board diagnostics system with captured image data, and wherein the event record datasets include data provided by the on-board diagnostics system.
5. The computing system of claim 2 , wherein the microprocessor is further configured to:
responsive to transfer of the one or more event record data sets from the resident storage to the portable memory, and subsequent to establishment of a communicative coupling from the portable memory via the communication port interface to the datastore, facilitate transfer of the one or more event record data sets that correspond to the detected one or more error indications from the portable memory via the communication port interface to the datastore.
6. The computing system of claim 2 , wherein the vehicle event recorder further includes the camera and the one or more sensors,
wherein the camera is configured to capture image data, wherein the camera has a field of view arranged to include an environment in and/or around the vehicle,
wherein the one or more sensors are configured to generate output signals conveying the vehicle information, wherein the vehicle information is related to operation of the vehicle,
wherein the vehicle microprocessor is further configured to:
detect vehicle events based on the generated output signals,
create the event record datasets responsive to detection of the vehicle events, wherein the event record datasets include the captured image data and the vehicle information, and
effectuate storage of the event record datasets in the resident storage.
7. The system of claim 2 , wherein the vehicle communication port interface includes an electromechanical coupling operable for repeated coupling and decoupling.
8. The system of claim 1 , wherein the communication port interface includes an electromechanical coupling operable for repeated coupling and decoupling.
9. The system of claim 8 , wherein the electromechanical coupling conforms to protocol and structure defined in at least one of USB flash, CompactFlash, and Secure Disk flash.
10. The system of claim 1 , wherein at least one of the individual ones of the one or more event record data sets corresponds to a collision involving the vehicle.
11. A method for storing and transmitting vehicle event records between a system and a portable memory, wherein the system includes datastore ( 223 ), the method comprising:
facilitating, by a communication port interface ( 216 ) of the system, communication with the portable memory, wherein the portable memory electronically stores information, wherein the information includes one or more event record data sets and a transfer status file, wherein individual event record data sets include image data and vehicle information captured by a camera and one or more sensors that are mounted in a vehicle and/or carried by the vehicle;
detecting whether the transfer status file includes one or more indications that individual ones of the one or more event record data sets have not yet been successfully transferred from the portable memory to the datastore;
responsive to detection of the one or more indications, facilitating transfer of the one or more event record data sets from the portable memory to the datastore;
verifying whether the one or more event record data sets have been successfully transferred to the datastore; and
writing, through the communication port interface, information to the transfer status file on the portable memory to include, in the transfer status file, one or more success indications that individual ones of the one or more event record data sets have been successfully transferred from the portable memory to the datastore.
12. The method of claim 11 , further comprising:
storing, in resident storage ( 28 ), one or more event record data sets, wherein individual event record data sets include image data and vehicle information captured by the camera and the one or more sensors that are mounted in the vehicle and/or carried by the vehicle, wherein the one or more event record data sets include copies of the one or more event record data sets stored on the portable memory;
detecting whether the transfer status file on the portable memory includes one or more success indications that individual ones of the one or more event record data sets have been successfully transferred from the portable memory to the datastore of the system; and
responsive to detection of the one or more success indications, mark the copies of the one or more event record data sets that correspond to the detected one or more success indications for erasing and/or overwriting.
13. The method of claim 12 , further comprising:
detecting whether the transfer status file includes one or more error indications that individual ones of the one or more event record data sets have not yet been successfully transferred either from the resident storage to the portable memory or from the portable memory to the datastore;
responsive to detecting the one or more error indications, facilitating transfer of the one or more event record data sets that correspond to the detected one or more error indications from the resident storage to the portable memory.
14. The method of claim 13 , further comprising:
associating, by an on-board diagnostics system, data provided by the on-board diagnostics system with captured image data, and wherein the event record datasets include data provided by the on-board diagnostics system.
15. The method of claim 12 , further comprising:
responsive to transfer of the one or more event record data sets from the resident storage to the portable memory, and subsequent to establishment of a communicative coupling from the portable memory via the communication port interface to the datastore, facilitating transfer of the one or more event record data sets that correspond to the detected one or more error indications from the portable memory via the communication port interface to the datastore.
16. The method of claim 12 , further comprising:
capturing, by the camera, image data, wherein the camera has a field of view arranged to include an environment in and/or around the vehicle;
generating, by the one or more sensors, output signals conveying the vehicle information, wherein the vehicle information is related to operation of the vehicle;
detecting vehicle events based on the generated output signals;
creating the event record datasets responsive to detection of the vehicle events, wherein the event record datasets include the captured image data and the vehicle information; and
effectuating storage of the event record datasets in the resident storage.
17. The method of claim 12 , wherein the vehicle communication port interface includes an electromechanical coupling operable for repeated coupling and decoupling.
18. The method of claim 11 , wherein the communication port interface includes an electromechanical coupling operable for repeated coupling and decoupling.
19. The method of claim 18 , wherein the electromechanical coupling conforms to protocol and structure defined in at least one of USB flash, CompactFlash, and Secure Disk flash.
20. The method of claim 11 , wherein at least one of the individual ones of the one or more event record data sets corresponds to a collision involving the vehicle.