System, method and computer program product for sharing information in a distributed framework

• US 10,002,036 B2
• Filed: 01/12/2017
• Issued: 06/19/2018
• Est. Priority Date: 12/17/2002
• Status: Expired due to Term

• Current Assignee: Stragent, LLC (Oso IP, LLC)
• Original Assignee: Stragent, LLC (Oso IP, LLC)
• Inventors: Fuchs, Axel, Andrews, Scott Sturges
• Primary Examiner(s): Anya, Charles E
• Application Number:
  US15/405,110
• Publication Number:
  US 20170123869A1
• Time in Patent Office: 523 Days
• CPC Class Codes: B60R 16/0231 Circuits relating to the driving or the functioning of the vehicle monitoring tyres B60C23/00; indicating overspeed B60K31/00; for dash boards B60K37/00, B60Q3/10; for indicating emergencies B60Q1/52; brake control systems B60T; registering or indicating the working of vehicles G07C5/00; measuring distance G01C, e.g. combinations of speed and distance G01C23/00; engine indicators G01L; measuring speed or acceleration G01P
• CPC Class Codes: G06F 2209/547 Messaging middleware
• CPC Class Codes: G06F 9/54 Interprogram communication
• CPC Class Codes: G06F 9/542 Event management; Broadcasting; Multicasting; Notifications
• CPC Class Codes: G06F 9/545 where tasks reside in different layers, e.g. user- and kernel-space
• CPC Class Codes: G06F 9/546 Message passing systems or structures, e.g. queues
• CPC Class Codes: H04L 43/04 Processing captured monitoring data, e.g. for logfile generation
• CPC Class Codes: H04L 43/06 Generation of reports
• CPC Class Codes: H04L 43/08 Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters
• CPC Class Codes: H04L 43/0817 by checking functioning
• CPC Class Codes: H04L 43/10 Active monitoring, e.g. heartbeat, ping or trace-route
• CPC Class Codes: H04L 65/102 Gateways arrangements for connecting between networks having differing types of switching systems, e.g. gateways, H04L12/66
• CPC Class Codes: H04L 67/02 based on web technology, e.g. hypertext transfer protocol [HTTP]
• CPC Class Codes: H04L 67/10 in which an application is distributed across nodes in the network software deployment G06F8/60; multiprogramming arrangements G06F9/46
• CPC Class Codes: H04L 67/12 specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
• CPC Class Codes: H04L 67/535 Tracking the activity of the user network monitoring arrangements H04L43/00; recording of computer activity G06F11/34
• CPC Class Codes: H04L 67/55 Push-based network services
• CPC Class Codes: H04L 67/56 Provisioning of proxy services store-and-forward switching systems in data switching networks H04L12/54
• CPC Class Codes: H04L 67/60 Scheduling or organising the servicing of application requests, e.g. requests for application data transmissions using the analysis and optimisation of the required network resources admission control or resource allocation H04L47/70

Abstract

A system, method and computer program product are provided for receiving information associated with a message, utilizing a first network protocol associated with a first network and causing a determination as to whether a storage resource is available. In use, in the event the storage resource is available, causing storage of the information utilizing the storage resource and sharing the information in less than one second, utilizing at least one message format corresponding to a second network protocol associated with a second network which is different from the first network protocol wherein the system, method and computer program product are associated with an automotive electronic control unit with at least one gateway function that remains in hardwired communication with the first network and the second network, the automotive electronic control unit having a plurality of interfaces.

Claims

1. An apparatus, comprising:

an automotive electronic control unit including a non-transitory memory storage comprising instructions, and at least one hardware processor in hardwired communication with the memory storage, wherein the at least one hardware processor executes the instructions to;

identify information associated with a message received utilizing a Flexray network protocol associated with a Flexray network;

issue a storage resource request in connection with a storage resource of the automotive electronic control unit and determine whether the storage resource is available for storing the information;

determine whether a threshold has been reached in association with the storage resource request;

in the event the storage resource is not available and the threshold associated with the storage resource request has not been reached, issue another storage resource request in connection with the storage resource;

in the event the storage resource is not available and the threshold associated with the storage resource request has been reached, send a notification;

in the event the storage resource is available, store the information utilizing the storage resource; and

share the information in less than one millisecond utilizing a Controller Area Network protocol associated with a Controller Area Network, the automotive electronic control unit remaining in hardwired communication with the Flexray network and the Controller Area Network, and including;

a first interface for interfacing with the Flexray network, the first interface including a first interface-related data link layer component that uses Flexray network-related data link layer header bits and a first interface-related network layer component that uses Flexray network-related network layer header bits; and

a second interface for interfacing with the Controller Area Network, the second interface including a second interface-related data link layer component that uses Controller Area Network-related data link layer header bits and a second interface-related network layer component that uses Controller Area Network-related network layer header bits.

2. The apparatus as recited in claim 1, wherein the information is also shared in less than the one millisecond utilizing, in addition to the Controller Area Network protocol, a Local Interconnect Network protocol associated with a Local Interconnect Network, and the automotive electronic control unit remains in hardwired communication with the Local Interconnect Network via a third interface for interfacing with the Local Interconnect Network, the third interface including a third interface-related data link layer component that uses Local Interconnect Network-related data link layer header bits.

3. The apparatus as recited in claim 1, wherein the identifying, the issuing the another storage resource request, and the sending the notification collectively occur in less than one microsecond.

4. The apparatus as recited in claim 1, wherein the identifying, the issuing of the storage resource request, the storing the information, and an initiation of the sharing collectively occur in less than one microsecond.

5. The apparatus as recited in claim 4, wherein the second interface-related network layer component uses the Controller Area Network-related network layer header bits by adding the Controller Area Network-related network layer header bits to a data unit including the information, and then the second interface-related data link layer component uses the Controller Area Network-related data link layer header bits by adding the Controller Area Network-related data link layer header bits to the data unit, before communicating the data unit on a physical link of the Controller Area Network.

6. The apparatus as recited in claim 5, wherein the first interface-related data link layer component uses the Flexray network-related data link layer header bits by removing the Flexray network-related data link layer header bits from another data unit, and the first interface-related network layer component uses the Flexray network-related network layer header bits by removing the Flexray network-related network layer header bits from the another data unit, where the information is extracted from the another data unit before the sharing.

7. The apparatus as recited in claim 1, wherein a duration between the information being sent to the automotive electronic control unit and the sharing being completed by the information arriving at a destination, is less than the one millisecond.

8. The apparatus as recited in claim 1, wherein a duration between the information being received at the automotive electronic control unit, and the sharing being completed by arriving at a destination, is less than the one millisecond.

9. The apparatus as recited in claim 1, wherein the storage resource request and the another storage resource request each includes a request for an access.

10. The apparatus as recited in claim 1, wherein the storage resource is configured to store the information that is received utilizing the Flexray network that is a physical network, for the purpose of sharing the information utilizing the Controller Area Network that is another physical network.

11. The apparatus as recited in claim 1, wherein the hardware processor and the instructions are for releasing the storage resource after the storing.

12. The apparatus as recited in claim 1, wherein the apparatus is configured such that the information is replicated among a plurality of the storage resources.

13. The apparatus as recited in claim 1, wherein the apparatus is configured such that both past and present instances of the information are stored on the storage resource.

14. The apparatus as recited in claim 1, wherein a plurality of the storage resources are included which are organized in a hierarchical manner.

15. The apparatus as recited in claim 1, wherein the apparatus is configured such that different processes are capable of accessing multiple sections of the storage resource.

16. The apparatus as recited in claim 15, wherein the different processes include local processes.

17. The apparatus as recited in claim 15, wherein the different processes include remote processes.

18. The apparatus as recited in claim 15, wherein the different processes include both event triggered processes and time triggered processes.

19. The apparatus as recited in claim 1, wherein the apparatus is configured such that a storage resource manager sends notifications to different processes based on a state of the information stored utilizing the storage resource.

20. The apparatus as recited in claim 1, wherein the apparatus is configured such that the information is shared without multiplexing.

21. The apparatus as recited in claim 1, wherein the apparatus is configured such that at least one of a plurality of different processes process the information in a manner that is isolated from temporal characteristics associated with at least one of the Controller Area Network or the Flexray Network.

22. The apparatus as recited in claim 1, wherein the apparatus is configured such that the information is shared in a single task.

23. The apparatus as recited in claim 1, wherein the apparatus is configured such that the information is shared according to a schedule.

24. The apparatus as recited in claim 1, wherein the apparatus is configured such that the information is shared with an operating system.

25. The apparatus as recited in claim 1, wherein the apparatus is configured such that dynamic preemptive scheduling is provided.

26. The apparatus as recited in claim 1, wherein the apparatus is configured such that the storage resource is protected utilizing a schedule that allows information sharing utilizing the storage resource.

27. The apparatus as recited in claim 1, wherein the apparatus is configured such that the storage resource is protected utilizing semaphores.

28. The apparatus as recited in claim 1, wherein the apparatus is configured such that the information is shared according to an internal clock.

29. The apparatus as recited in claim 1, wherein the apparatus is configured such that the information is shared according to an external clock.

30. The apparatus as recited in claim 1, wherein the apparatus is configured such that objects are generated based on a change of state of the information stored utilizing the storage resource.

31. The apparatus as recited in claim 30, wherein the objects include at least one of flags, events, signals, or interrupts.

32. The apparatus as recited in claim 1, wherein the apparatus is configured such that the information is stored in response to interrupts associated with different processes.

33. The apparatus as recited in claim 1, wherein the storage resource is replicated through a distributed system.

34. The apparatus as recited in claim 1, wherein the apparatus is configured such that the information is shared by the automotive electronic control unit with only a portion of a network communication protocol header.

35. The apparatus as recited in claim 1, wherein the apparatus is configured such that the storage resource updates at least one process with the information at a first rate that differs from a second rate with which at least one other process sends the information to the storage resource.

36. The apparatus as recited in claim 1, wherein the apparatus is configured such that event triggers are provided independent of a link connection between nodes where different processes are performed.

37. The apparatus as recited in claim 1, wherein the apparatus is configured such that failure redundancy is provided across multiple independent links across diverse physical connections.

38. The apparatus as recited in claim 1, wherein the apparatus is configured such that the storage resource is accessed with guaranteed access times.

39. The apparatus as recited in claim 1, wherein the apparatus is configured such that the storage resource is accessed with guaranteed jitter.

40. The apparatus as recited in claim 1, wherein the apparatus is configured such that the storage resource is accessed with guaranteed bandwidth.

41. The apparatus as recited in claim 1, wherein the information has a user-configured constraint associated therewith.

42. The apparatus as recited in claim 41, wherein the constraint includes a memory constraint.

43. The apparatus as recited in claim 1, wherein the apparatus is configured such that the information is processed utilizing a first storage resource and stored utilizing a second storage resource.

44. The apparatus as recited in claim 1, wherein the apparatus is configured such that instances of the information are time-stamped when stored utilizing the storage resource for temporal reference.

45. The apparatus as recited in claim 1, wherein the apparatus is configured such that the storage resource updates different processes based on an event.

46. The apparatus as recited in claim 1, wherein the apparatus is part of an embedded system.

47. The apparatus as recited in claim 1, wherein the instructions include code.

48. The apparatus as recited in claim 1, wherein the apparatus includes middleware.

49. The apparatus as recited in claim 1, wherein the automotive electronic control unit includes a gateway for multicasting the information to the Flexray Network in addition to at least one other different network.

50. The apparatus as recited in claim 1, wherein the automotive electronic control unit includes a gateway for concurrently sending the information to the Flexray Network in addition to at least one other network.

51. The apparatus as recited in claim 1, wherein the storage resource includes a multi-mode storage.

52. The apparatus as recited in claim 1, wherein the storage resource includes a section of the memory storage.

53. The apparatus as recited in claim 1, wherein the storage resource is a component of firmware.

54. The apparatus as recited in claim 1, wherein the automotive electronic control unit includes a gateway.

55. The apparatus as recited in claim 1, wherein the automotive electronic control unit includes a gateway for sending the information to the Flexray Network in addition to at least one other network.

56. The apparatus as recited in claim 1, wherein the automotive electronic control unit includes a gateway for sending the information to multiple Flexray Networks.

57. The apparatus as recited in claim 1, wherein the storage resource includes non-volatile memory and volatile memory.

58. The apparatus as recited in claim 1, wherein the storage resource stores a data entry.

59. The apparatus as recited in claim 58, wherein the data entry includes an array of values.

60. The apparatus as recited in claim 58, wherein the data entry includes an array of values that represents a time series.

61. The apparatus as recited in claim 1, wherein at least one of the determinations is carried out as part of explicit resource management.

62. The apparatus as recited in claim 1, wherein at least one of the determinations is carried out as part of implicit resource management.

63. The apparatus as recited in claim 1, wherein the storage resource includes at least two different types of memory.

64. The apparatus as recited in claim 1, wherein at least one aspect of the storage resource grows linearly with a number of heterogeneous networks to which the apparatus is coupled.

65. The apparatus as recited in claim 1, wherein the information is associated with at least one of engine control or brake control.

66. The apparatus as recited in claim 1, wherein the information is associated with diagnostics.

67. The apparatus as recited in claim 1, wherein the apparatus is part of a system including a plurality of the automotive electronic control units which are each capable of interfacing at least one of an actuator or a sensor.

68. The apparatus as recited in claim 67, wherein the apparatus further includes at least one gateway capable of interfacing the plurality of electronic control units.

69. The apparatus as recited in claim 68, wherein the gateway includes a group gateway.

70. The apparatus as recited in claim 68, wherein the gateway includes a subgroup gateway.

71. The apparatus as recited in claim 1, wherein the automotive electronic control unit is a virtual automotive electronic control unit.

72. The apparatus as recited in claim 1, wherein the apparatus is part of a system that is capable of interfacing a diagnostic tool and a design tool.

73. The apparatus as recited in claim 1, wherein the apparatus is part of a system including a plurality of layers including an application layer, a middleware layer, a real-time operating system layer, a device driver layer, and a hardware abstraction layer.

74. The apparatus as recited in claim 1, wherein the apparatus is part of a system including a plurality of layers including at least two of an application layer, a middleware layer, a real-time operating apparatus layer, a device driver layer, and a hardware abstraction layer.

75. The apparatus as recited in claim 1, wherein the apparatus is part of a system including a plurality of layers including at least three of an application layer, a middleware layer, a real-time operating system layer, a device driver layer, and a hardware abstraction layer.

76. The apparatus as recited in claim 1, wherein the apparatus is part of a system including a plurality of layers including at least four of an application layer, a middleware layer, a real-time operating system layer, a device driver layer, and a hardware abstraction layer.

77. The apparatus as recited in claim 1, wherein the storage resource is configured such that temporal behavior of communications does not impact a real-time computing task.

78. The apparatus as recited in claim 1, wherein the storage resource is configured for providing software upgrades for each of a plurality of modules.

79. The apparatus as recited in claim 78, wherein the apparatus is configured such that the software upgrades are downloaded via a communication link.

80. The apparatus as recited in claim 1, wherein the storage resource is configured such that network efficiency is increased by reducing a number of transactions needed to access remote variables.

81. The apparatus as recited in claim 1, wherein the storage resource is a direct-access storage resource.

82. The apparatus as recited in claim 1, wherein the apparatus is configured so as to avoid a network layer translation of the message.

83. The apparatus as recited in claim 1, wherein the storage resource is configured so as to allow cross-network variable sharing though vertical real-time replication of data.

84. The apparatus as recited in claim 1, wherein the storage resource is configured to restrict information access to certain levels in a particular network.

85. The apparatus as recited in claim 1, wherein the storage resource is configured to restrict information access to certain network levels, while allowing replication of the information to nodes.

86. The apparatus as recited in claim 1, wherein the apparatus is configured such that multiple modes of operation are enabled in order to provide for a guaranteed deterministic behavior.

87. The apparatus as recited in claim 1, wherein the apparatus is configured such that multiple modes of operation are enabled, wherein at least one of the modes includes a secured configuration or upgrade mode that allows changes to configuration and/or functions.

88. The apparatus as recited in claim 1, wherein the apparatus is configured such that multiple modes of operation are enabled, wherein at least one of the modes includes a diagnostic mode.

89. The apparatus as recited in claim 1, wherein the apparatus is configured such that a topology of a distributed computing and communication system is capable of being designed independent of a definition of individual functions that a particular network performs.

90. The apparatus as recited in claim 1, and further comprising:

a hardware abstraction layer that allows a system developer to adapt a real-time operating system and a plurality of device drivers to a specific hardware implementation of the automotive electronic control unit.

91. The apparatus as recited in claim 90, and further comprising:

middleware that has access to the real-time operating system, the device drivers, and the hardware abstraction layer.

92. The apparatus as recited in claim 91, wherein the middleware isolates multiple application from input or output functions.

93. The apparatus as recited in claim 92, wherein the middleware allows the multiple applications to share common variables locally.

94. The apparatus as recited in claim 91, wherein the middleware interfaces with input or output mechanisms without utilizing the real-time operating system nor the hardware abstraction layer.

95. The apparatus as recited in claim 91, wherein the middleware is adapted for implementing different types of control of the storage resource.

96. The apparatus as recited in claim 95, wherein the different types of control of the storage resource include implicit control and explicit control.

97. The apparatus as recited in claim 95, wherein the different types of control of the storage resource include a control associated with the identifying, the issuing of the storage resource request, the storing of the information, and the sharing.

98. The apparatus as recited in claim 1, and further comprising:

a data integrity watchdog that analyses stored state variables for integrity and generates events or flags if a problem occurs.

99. The apparatus as recited in claim 1, wherein the information includes state variables that are converted before storage utilizing the storage resource.

100. The apparatus as recited in claim 99, wherein the state variables are converted for offset compensation in connection with the state variables.

101. The apparatus as recited in claim 1, wherein the storage resource takes a form of storage other than a buffer.

102. An apparatus, comprising:

an automotive electronic control unit including a non-transitory memory storage comprising instructions, and at least one hardware processor in hardwired communication with the memory storage, wherein the at least one hardware processor executes the instructions to;

identify information associated with a message received utilizing a Controller Area Network protocol associated with a Controller Area Network;

issue a storage resource request in connection with a storage resource of the automotive electronic control unit and determine whether the storage resource is available for storing the information;

determine whether a threshold has been reached in association with the storage resource request;

in the event the storage resource is not available and the threshold associated with the storage resource request has not been reached, issue another storage resource request in connection with the storage resource;

in the event the storage resource is not available and the threshold associated with the storage resource request has been reached, send a notification;

in the event the storage resource is available, store the information utilizing the storage resource; and

share the information in less than one millisecond utilizing a Flexray network protocol associated with a Flexray network;

wherein the automotive electronic control unit is in hardwired communication with the Controller Area Network and the Flexray network and includes;

a first interface in hardwired communication with the Controller Area Network, the first interface including a first interface-related data link layer component that uses Controller Area Network-related data link layer header bits and a first interface-related network layer component that uses Controller Area Network-related network layer header bits; and

a second interface in hardwired communication with the Flexray network, the second interface including a second interface-related data link layer component that uses Flexray network-related data link layer header bits and a second interface-related network layer component that uses Flexray network-related network layer header bits.

103. The apparatus as recited in claim 102, wherein the information is also shared in less than the one millisecond utilizing, in addition to the Flexray network protocol, a Local Interconnect Network protocol associated with a Local Interconnect Network, and the automotive electronic control unit remains in hardwired communication with the Local Interconnect Network via a third interface for interfacing with the Local Interconnect Network, the third interface including a third interface-related data link layer component that uses Local Interconnect Network-related data link layer header bits.

104. The apparatus as recited in claim 102, wherein the identifying, the issuing the another storage resource request, and the sending the notification collectively occur in less than one microsecond.

105. The apparatus as recited in claim 102, wherein the identifying, the issuing of the storage resource request, the storing the information, and an initiation of the sharing collectively occur in less than one microsecond.

106. The apparatus as recited in claim 102, wherein the second interface-related network layer component uses the Flexray network-related network layer header bits by adding the Flexray network-related network layer header bits to a data unit including the information, and then the second interface-related data link layer component uses the Flexray network-related data link layer header bits by adding the Flexray network-related data link layer header bits to the data unit, before communicating the data unit on a physical link of the Flexray network.

107. The apparatus as recited in claim 106, wherein the first interface-related data link layer component uses the Controller Area Network-related data link layer header bits by removing the Controller Area Network-related data link layer header bits from another data unit, and the first interface-related network layer component uses the Controller Area Network-related network layer header bits by removing the Controller Area Network-related network layer header bits from the another data unit, where the information is extracted from the another data unit before the sharing.

108. The apparatus as recited in claim 107, wherein a duration between the information being sent to the automotive electronic control unit and the sharing being completed by the information arriving at a destination, is less than the one millisecond.

109. The apparatus as recited in claim 108, and further comprising:

a hardware abstraction layer that allows a system developer to adapt a real-time operating system and a plurality of device drivers to a specific hardware implementation of the automotive electronic control unit.

110. The apparatus as recited in claim 109, and further comprising:

middleware that has access to the real-time operating system, the device drivers, and the hardware abstraction layer.

111. The apparatus as recited in claim 110, wherein the middleware isolates multiple application from input or output functions.

112. The apparatus as recited in claim 111, wherein the middleware allows the multiple applications to share common variables locally.

113. The apparatus as recited in claim 110, wherein the middleware interfaces with input or output mechanisms without utilizing the real-time operating system nor the hardware abstraction layer.

114. The apparatus as recited in claim 110, wherein the middleware is adapted for implementing different types of control of the storage resource.

115. The apparatus as recited in claim 114, wherein the different types of control of the storage resource include implicit control and explicit control.

116. The apparatus as recited in claim 114, wherein the different types of control of the storage resource include a control associated with the identifying, the issuing of the storage resource request, the storing the information, and the sharing.

117. The apparatus as recited in claim 108, and further comprising:

a data integrity watchdog that analyses stored state variables for integrity and generates events or flags if a problem occurs.

118. The apparatus as recited in claim 108, wherein the information includes state variables that are converted before storage utilizing the storage resource.

119. The apparatus as recited in claim 118, wherein the state variables are converted for scaling the state variables.

120. The apparatus as recited in claim 118, wherein the state variables are converted for offset compensation in connection with the state variables.

121. The apparatus as recited in claim 107, wherein a duration between the information being received at the automotive electronic control unit, and the sharing being completed by arriving at a destination, is less than the one millisecond.

122. The apparatus as recited in claim 121, wherein the first interface-related data link layer component and the second interface-related data link layer component are drivers.

123. The apparatus as recited in claim 122, wherein the first interface-related data link layer component and the second interface-related data link layer component are part of a hardware abstraction layer.

124. The apparatus as recited in claim 123, wherein the hardware processor and the instructions are for releasing the storage resource after the storing.

125. The apparatus as recited in claim 121, wherein the apparatus is configured such that the information is shared without multiplexing.

126. The apparatus as recited in claim 102, where the storage resource is configured to store the information that is received utilizing the Controller Area Network protocol associated with the Controller Area Network that is a first physical network, for the purpose of sharing the information utilizing the Flexray network protocol associated with the Flexray network that is another physical network.

127. The apparatus as recited in claim 102, wherein the storage resource takes a form of storage other than a buffer.