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WO2018140659A1 - Architecture de systèmes pour l'interconnexion d'éléments d'aéronef à cabines multiples - Google Patents

Architecture de systèmes pour l'interconnexion d'éléments d'aéronef à cabines multiples Download PDF

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Publication number
WO2018140659A1
WO2018140659A1 PCT/US2018/015335 US2018015335W WO2018140659A1 WO 2018140659 A1 WO2018140659 A1 WO 2018140659A1 US 2018015335 W US2018015335 W US 2018015335W WO 2018140659 A1 WO2018140659 A1 WO 2018140659A1
Authority
WO
WIPO (PCT)
Prior art keywords
data
server
components
aircraft
topic
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.)
Ceased
Application number
PCT/US2018/015335
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English (en)
Inventor
Victor Arino PEREZ
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Safran Passenger Innovations LLC
Original Assignee
Systems and Software Enterprises LLC
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Systems and Software Enterprises LLC filed Critical Systems and Software Enterprises LLC
Publication of WO2018140659A1 publication Critical patent/WO2018140659A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L67/00—Network arrangements or protocols for supporting network services or applications
    • H04L67/01—Protocols
    • H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
    • B64D11/00—Passenger or crew accommodation; Flight-deck installations not otherwise provided for
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
    • B64D11/00—Passenger or crew accommodation; Flight-deck installations not otherwise provided for
    • B64D11/0007—Devices specially adapted for food or beverage distribution services
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
    • B64D11/00—Passenger or crew accommodation; Flight-deck installations not otherwise provided for
    • B64D11/0015—Arrangements for entertainment or communications, e.g. radio, television
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
    • B64D11/00—Passenger or crew accommodation; Flight-deck installations not otherwise provided for
    • B64D11/04—Galleys
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
    • B64D11/00—Passenger or crew accommodation; Flight-deck installations not otherwise provided for
    • B64D2011/0038—Illumination systems for cabins as a whole
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
    • B64D45/00—Aircraft indicators or protectors not otherwise provided for
    • B64D2045/0085—Devices for aircraft health monitoring, e.g. monitoring flutter or vibration

Definitions

  • the field of the invention is information system architectures for in-flight use in airplane cabins.
  • Aircraft components and subsystems such as in-flight entertainment systems, galleys and galley inserts, and flight attendant panels, are becoming increasingly complex.
  • Such components and subsystems frequently incorporate sensors that monitor component and/or supply status, data storage, location sensors, and other components that can provide information useful to optimizing both component and aircraft function.
  • Such components and subsystems are frequently equipped to act on instructions and received data, for example by displaying requested entertainment content, thereby at least partially automating some aspects of customer service and aircraft function.
  • the inventive subject matter comprises a system architecture that provides for efficient interconnection between multiple elements within an aircraft cabin.
  • the system further provides interconnection with systems, devices, and/or services that are external to the aircraft, such as ground-based and/or satellite systems.
  • Contemplated systems can provide a communication subsystem that routes information and/or instructions between an aircraft status/control server and various aircraft components and systems, utilizing wired or wireless transfer protocols.
  • elements of the system that are external to the aircraft can similarly communicate with the aircraft status/control server, and therefore indirectly interact with various aircraft components and subsystems.
  • Fig. 1 is a diagram showing information flow through components of one embodiment of the system.
  • Fig. 2 is a flow chart of a system coupled with a variety of cabin systems.
  • Figs. 3A-3B are left and right portions of a chart of potential aircraft elements and services that could be operable with the system.
  • Fig. 4 is a diagram showing an architecture of another embodiment of the system.
  • Fig. 5 illustrates various examples of topic trees.
  • Figs. 6A-6B illustrates additional examples of topic trees.
  • Figs. 7A-7B illustrates flow charts showing examples of a use of topic trees to prioritize aircraft/ground communication.
  • Fig. 8 illustrates a flow chart showing one example of a use of topic trees to coordinate aircraft/ground communication.
  • Fig. 9 illustrates one embodiment of a cabin system set-up.
  • Fig. 10 is an exemplary block diagram of a system architecture to interconnect a multiplicity of cabin systems.
  • FIG. 11 illustrates a diagram of one embodiment of a data collector. Detailed Description
  • a server can include one or more computers operating as a web server, database server, or other type of computer server in a manner to fulfill described roles, responsibilities, or functions.
  • a server can include one or more computers operating as a web server, database server, or other type of computer server in a manner to fulfill described roles, responsibilities, or functions.
  • any language directed to a computer should be read to include any suitable combination of computing devices, including servers, interfaces, systems, databases, agents, peers, engines, controllers, or other types of computing devices operating individually or collectively.
  • the computing devices comprise a processor configured to execute software instructions stored on a tangible, non-transitory computer readable storage medium (e.g., hard drive, solid state drive, RAM, flash, ROM, etc.).
  • the software instructions preferably configure the computing device to provide the roles, responsibilities, or other functionality as discussed below with respect to the disclosed apparatus.
  • the various servers, systems, databases, or interfaces exchange data using standardized protocols or algorithms, possibly based on HTTP, HTTPS, AES, public-private key exchanges, web service APIs, known financial transaction protocols, or other electronic information exchanging methods.
  • Data exchanges preferably are conducted over a packet- switched network, the Internet, LAN, WAN, VPN, or other type of packet switched network.
  • inventive subject matter provides many example embodiments of the inventive subject matter. Although each embodiment represents a single combination of inventive elements, the inventive subject matter is considered to include all possible combinations of the disclosed elements. Thus if one embodiment comprises elements A, B, and C, and a second embodiment comprises elements B and D, then the inventive subject matter is also considered to include other remaining combinations of A, B, C, or D, even if not explicitly disclosed.
  • Coupled to is intended to include both direct coupling (in which two elements that are coupled to each other contact each other) and indirect coupling (in which at least one additional element is located between the two elements). Therefore, the terms “coupled to” and “coupled with” are used synonymously.
  • system could be used in other vehicles including, for example, boats, trains, and busses.
  • Embodiments of the inventive concept include both physical and virtual components.
  • Physical components can include, for example, cabin components and/or subsystems. Such cabin components can transmit and/or receive data via a wireless (e.g. WiFi, Bluetooth, etc.) and/or wired (e.g. USB, Ethernet, etc.) connection that allow the cabin components to receive command data from and report status data to other system elements.
  • Other physical cabin components may include, for example, a human machine interface (HMI), such as a tablet PC, a smart phone, a smart watch, or other portable computing device, in-flight entertainment system, or a flight attendant call panel.
  • Virtual components of the system can receive data from relevant system components, process the received data, and/or produce a result or other data as a result of such processing.
  • HMI human machine interface
  • the HMI can serve to display information via a user interface related to various cabin components and services, and can also serve to send commands to any of the cabin components either automatically or based on a user' s input.
  • the system can further include a data hub, which serves to route data to between designated components.
  • Systems of the inventive concept can be in communication with an external shared computing resource (e.g. a ground cloud).
  • a ground cloud can receive data from the system (for example, over an air-to-ground data link or a ground link), and can send commands to any of the cabin components.
  • the flow of information between various components of one embodiment of system 100 is depicted in Figure 1.
  • System 200 is advantageously configured to interconnect a multiplicity of aircraft cabin elements. These cabin elements typically have a wide range of communication needs and protocols (e.g. , from few event-based to high-frequent messages), computational and power resources (e.g. , battery- powered wireless sensors, larger LRUs like seat actuators, electrical inserts, and IFE servers, or mobile equipment like trolleys), and possibly a multitude (at least today) of wired and wireless communication interfaces (e.g. , ARINC, CAN, Ethernet, RS485, WiFi, etc.).
  • ARINC ARINC
  • CAN CAN
  • Ethernet RS485, WiFi, etc.
  • a communication subsystem 202 provides communication between a data hub (e.g. , an aircraft status/control server 204), cabin components (e.g. in-flight entertainment (IFE) 206, galley 208, seats 210, lighting 212, etc.), human machine interfaces (e.g. flight attendant panels 214), applications (e.g. an in-flight server (ZiHS) 220, and a ground cloud 230.
  • a data hub e.g. , an aircraft status/control server 204
  • cabin components e.g. in-flight entertainment (IFE) 206, galley 208, seats 210, lighting 212, etc.
  • human machine interfaces e.g. flight attendant panels 214
  • applications e.g. an in-flight server (ZiHS) 220
  • ZiHS in-flight server
  • ground components in communication with the data hub 204 can be in further communication with virtual components, such as airline services 232, caterer services 234, and/or a virtual server 236
  • Systems of the inventive concept can provide support for a broad range of aircraft elements and services, such as collectively shown in Figures 3A-3B.
  • aircraft elements such as in-flight entertainment, seat functions, lighting, galley sensors and components, trolleys, wireless access points, mobile power supplies, lavatory components, overhead compartments, and various cabin electronics can be supported.
  • various services such as meal ordering, galley preparation, galley insert maintenance and control, object localization, stock management, pre-departure tests, and checking of automated systems can be implemented using the systems and methods described herein.
  • System 200 can provide support for both wired and wireless sensors, using any suitable communication protocol. Similarly, system 200 can connect with both (i) end nodes and (ii) data collectors that communicate with the end nodes, thereby providing a highly flexible architecture that supports system partitioning. Such connections and communications can be secured, as necessary or desired. In preferred embodiments system 200 provides fault tolerance, for example, by incorporating redundant components in order to improve reliability. Accordingly, system 200 can include provisions for alerting authorized users (e.g. pilots, crew, and
  • system 200 is configured to facilitate maintenance and troubleshooting of the connected components and cabin systems.
  • System 200 is advantageously scalable and able to integrate different types of cabin services and elements without the necessity of modifying the system architecture of the system or the cabin services. To that end, system 200 can provide improved traffic to selected networked
  • components e.g. to improve the quality of service (QoS) users experience in their use of the component, depending on the nature of the component.
  • QoS quality of service
  • Suitable hardware open standards include Industry Standard Architecture (ISA), Peripheral Component
  • PCI Computer Graphic Metafile
  • DITA Darwin Information Typing Architecture
  • HTML Hypertext Markup Language
  • XHTMAL Extensible HTML
  • Ogg Open Office XML
  • Ogg Open Office XML
  • Ogg Open Office XML
  • Ogg Open Office XML
  • Ogg Open Office XML
  • Ogg Open Office XML
  • Ogg Open Office XML
  • Ogg Theora
  • ODF OpenDocument format
  • PDF/X Portable Document Format
  • PNG Portable Network Graphics
  • SVG Scalable Vector Graphics
  • Suitable communication protocols include Internet Protocol (IP), Transmission Control Protocol (TCP), OMA Data Synchronization and Device Management, and XMPP. Interconnections between various technologies and varied products is similarly facilitated by minimizing the number of requirements for the connecting elements of the system, and prioritizing adoption of conventions over simplifying system configuration.
  • a control server 402 e.g. an Aircraft Status/Control server
  • components and/or subsystems include an aircraft galley data collector 410 (which can receive data from galley sensors 412 and inserts 414), aircraft lighting data collectors 420, aircrafts seats 430, and satellite link (e.g., ARTNC XYZ) translators 440.
  • Data and/or instruction transfer can be accomplished using wired or wireless protocols, and can be secured.
  • IPv6 protocols are utilized in combination with transport layer security (such as (D)TLS).
  • control server 402 can communicate with various information sources, include a database 450, a satellite link 452, and/or a cellular telephone network 454 (e.g. via an LTE link), providing data monitoring, presentation of satellite data, and ground link
  • control server 402 can implement software providing data representation and interconnectivity, data authentication and/or permissions, and data/message queues.
  • the control server 402 can also exchange information with applications and/or services, such as predictive maintenance applications 462, a head end server 464, and flight attendant panels 460 (which can in turn receive information related to status and stocking of the aircraft).
  • topic trees can be organized into topic trees.
  • Such topic trees can be organized based on physical, logical, and/or functional characteristics.
  • a galley topic tree can include an oven subtopic (e.g. /galley/ 1 /oven/2).
  • a head server topic tree can include a service and/or customer offer subtopic (e.g. /zihs/service_round/l/offer).
  • a topic tree can include one or more (sub)tree, which can represent an additional element or functionality.
  • an entity or component of the system (such as a service or a cabin subsystem) can post data to a topic, retrieve data from a topic, and/or subscribe to or observe data changes within the topic.
  • Such an entity or component can own or otherwise be associated with a unique topic tree, and can publish to other topics if permitted (e.g. via authentication and authorization). Interoperation of system components that communicate through the system is provided defining a set of mandatory topics (i.e. must be monitored or addressed) and a set of topics that are optional.
  • Such topic trees can include elements that provide secure data usage. For example, data can be provided in an encrypted form, or access to specified topic trees can be controlled by subscription. Such a subscription can be indicated by terminating a topic tree in a specified manner (e.g. "/secure") to indicate that they are special or require a subscription through core services. Examples of typical topic trees are shown in Figures 5 and 6A-6B.
  • topic trees discussed above are related to concrete subject matter
  • topic trees can be abstract and permit interaction with various elements of the aircraft environment.
  • an abstract topic tree can incorporate cabin environment data (e.g. information about passengers, specific cabin elements, etc.) or specific flight data (e.g. information about the aircraft, flight phase, time zone, etc.).
  • a topic tree structure can be used to coordinate and/or facilitate communication between the aircraft and ground installations. For example, organization of data or information in a topic tree fashion can be used to prioritize communication and/or data transfer between the aircraft and ground installations in response to specific events or conditions (e.g. "urgent" events), or on the completion of a specific task (e.g. landing of the aircraft).
  • specific events or conditions e.g. "urgent” events
  • a specific task e.g. landing of the aircraft.
  • FIG. 9 An example cabin system set-up shown in Figure 9 is further used to present possible use cases/applications made possible by system 200.
  • an integrated human machine interface can be provided on the flight attendant panel for all attached cabin-systems, showing Business Class seat position information such as obtained by various sensors (e.g. , for safety check for Taxi, Take-off, and Landing (TTL)), Economy Class seat position information (e.g. , back rest, table) that can be provided by battery-powered wireless sensors for example for safety check for TTL, Trolley sensors (e.g. , temperature) information display such as provided by sensors on the trolleys, status monitoring and control of electrical galley inserts, control of galley and cabin lights, and display of relevant cabin-system failure information on the flight attendant panel.
  • sensors e.g. , for safety check for Taxi, Take-off, and Landing (TTL)
  • Economy Class seat position information e.g. , back rest, table
  • Trolley sensors e.g. , temperature
  • system 200 can also provide for the various components of the cabin system to be interconnected and communicate by means of topic trees independent of (a) the respective suppliers of the individual cabin systems, and (b) independent of the underlying communication network architecture and topology.
  • FIG. 10 illustrates an exemplary implementation of system 200 to interconnect a multiplicity of cabin systems using an IP-based communication subsystem and CoAP (Constrained Application Protocol) as a uniform data communication interface.
  • CoAP Constrained Application Protocol
  • two generic cabin systems CS 1 and CS2 and a S/W service SRV1 (server) on a computer platform are assumed.
  • both cabin-systems CS 1 and CS2 provide only legacy, possibly non-IP, interfaces and that Data Collectors DC 1 and DC2, respectively, implement the interface and protocol translation between cabin-systems CS 1 and CS2 and the IP network for CoAP- based data exchange between cabin-systems CS 1 and CS2 and SRV1.
  • cabin-systems CS 1 and CS2 and all other cabin systems and services to be monitored/controlled should communicate through the data hub 1000, which maintains a routing table for all available CoAP resources (represented as topic trees) and the associated cabin systems and services.
  • any CoAP request from computer/server 1010 (consisting of a CoAP method and a topic tree element) from a cabin-system is directed to the data hub 1000, which forwards the request to the corresponding cabin system CS 1 or CS2.
  • data is separated from the network architecture in the sense of a Service oriented architecture (SOA).
  • SOA Service oriented architecture
  • An example could be a centralized health monitoring service that registers (OBSERVE method) for the health monitoring-relevant data of the desired cabin systems by use of the respective topic tree elements. Through OBSERVE the health monitoring service will automatically receive any health monitoring information that is published by the observed cabin- systems.
  • OBSERVE method for the health monitoring-relevant data of the desired cabin systems by use of the respective topic tree elements.
  • Figure 11 shows more details of a possible implementation of a data collector 1100 for interfacing a generic cabin-system with the IP based communication sub-system.
  • a data collector could be used as the data collectors DCl and/or DC2 in Figure 10 and with system 200.
  • the data collector 1100 can include, for example:
  • a plurality of interfaces 1110 to connect with one or more cabin systems/components that implement the specific communication protocols and data formatting to communicate with the attached cabin-system(s).
  • Such interfaces can include but are not limited to RS232, USB, Ethernet, and so forth.
  • the logic 1120 can be used to manage posting information received over the interface 1110 in the CoAP server and also request data from another cabin-system via the CoAP client interface.
  • the CoAP layers 1130 and protocol layers are included within the data collector 1100 to comply with the respective standards.
  • Datagram Transport Layer Security (DTLS) is preferably included for security of communication.

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  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Computing Systems (AREA)
  • General Health & Medical Sciences (AREA)
  • Medical Informatics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computer And Data Communications (AREA)

Abstract

L'invention concerne des systèmes et des procédés pour fournir un échange de données et d'instructions entre des composants d'aéronef disparates. Un sous-système de communication est couplé pour une communication à chacun des composants d'aéronef avec un serveur couplé pour une communication au sous-système. Une couche intermédiaire d'interconnectivité est placée entre le sous-système et le serveur. Elle est configurée pour communiquer avec chacun des composants d'aéronef. Des systèmes préférés utilisent des arbres topiques pour organiser des données, et faciliter la communication.
PCT/US2018/015335 2017-01-25 2018-01-25 Architecture de systèmes pour l'interconnexion d'éléments d'aéronef à cabines multiples Ceased WO2018140659A1 (fr)

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US201762450148P 2017-01-25 2017-01-25
US62/450,148 2017-01-25

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WO2018140659A1 true WO2018140659A1 (fr) 2018-08-02

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Cited By (8)

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EP3626615A1 (fr) * 2018-09-19 2020-03-25 Rockwell Collins, Inc. Système de surveillance d'un composant de siège de passager
EP3715252A1 (fr) * 2019-03-29 2020-09-30 B/E Aerospace, Inc. Inserts de chariot d'office connectés
US10798549B1 (en) 2019-04-01 2020-10-06 B/E Aerospace, Inc. Galley insert wireless communication system
EP3895988A1 (fr) * 2020-04-17 2021-10-20 Goodrich Corporation Système de surveillance de la santé d'éclairage d'aéronef
US20230356844A1 (en) * 2022-05-09 2023-11-09 Safran Cabin Germany Gmbh Integrated electronic panel for on-board vehicle equipment
EP4311772A1 (fr) * 2022-07-29 2024-01-31 B/E Aerospace, Inc. Architecture de commande de puissance
US12091188B2 (en) 2020-04-17 2024-09-17 Goodrich Corporation Aircraft lighting health monitoring system
US12167238B2 (en) 2020-12-22 2024-12-10 B/E Aerospace, Inc. Establishment of battery-free insert access to secure network

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EP3626615A1 (fr) * 2018-09-19 2020-03-25 Rockwell Collins, Inc. Système de surveillance d'un composant de siège de passager
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EP3895988A1 (fr) * 2020-04-17 2021-10-20 Goodrich Corporation Système de surveillance de la santé d'éclairage d'aéronef
US12091188B2 (en) 2020-04-17 2024-09-17 Goodrich Corporation Aircraft lighting health monitoring system
US12167238B2 (en) 2020-12-22 2024-12-10 B/E Aerospace, Inc. Establishment of battery-free insert access to secure network
US20230356844A1 (en) * 2022-05-09 2023-11-09 Safran Cabin Germany Gmbh Integrated electronic panel for on-board vehicle equipment
US12172756B2 (en) * 2022-05-09 2024-12-24 Safran Cabin Germany Gmbh Integrated electronic panel for on-board vehicle equipment
EP4311772A1 (fr) * 2022-07-29 2024-01-31 B/E Aerospace, Inc. Architecture de commande de puissance

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