WO2011070536A2 - Procédé et système de journalisation automatique de données d'heures de vol de composants dans des aéronefs - Google Patents

Procédé et système de journalisation automatique de données d'heures de vol de composants dans des aéronefs Download PDF

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Publication number
WO2011070536A2
WO2011070536A2 PCT/IB2010/055726 IB2010055726W WO2011070536A2 WO 2011070536 A2 WO2011070536 A2 WO 2011070536A2 IB 2010055726 W IB2010055726 W IB 2010055726W WO 2011070536 A2 WO2011070536 A2 WO 2011070536A2
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WO
WIPO (PCT)
Prior art keywords
flight
hour
aircraft
component
hour information
Prior art date
Application number
PCT/IB2010/055726
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English (en)
Other versions
WO2011070536A3 (fr
Inventor
Frank Neubauer
Anoop Kumar Krishna
Original Assignee
Eads Singapore Pte. Ltd
Eads Deutschland Gmbh
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 Eads Singapore Pte. Ltd, Eads Deutschland Gmbh filed Critical Eads Singapore Pte. Ltd
Priority to SG2012042891A priority Critical patent/SG181637A1/en
Publication of WO2011070536A2 publication Critical patent/WO2011070536A2/fr
Publication of WO2011070536A3 publication Critical patent/WO2011070536A3/fr

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Classifications

    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
    • G07C5/00—Registering or indicating the working of vehicles
    • G07C5/02—Registering or indicating driving, working, idle, or waiting time only
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
    • G07C5/00—Registering or indicating the working of vehicles
    • G07C5/008—Registering or indicating the working of vehicles communicating information to a remotely located station

Definitions

  • the present application relates to a method and a system for automatic logging of flight-hour data of components in aircrafts.
  • Present data acquisition systems for helicopter captures flight-hours information of after each mission. Sensors are provided in the landing skids of the helicopter for recording lift-off time and ground touchdown time of hel ⁇ icopter onto a device on-board the helicopter.
  • US 2009/0234517 Al discloses a tracking for a configura- tion of a vehicle, in particular an aircraft such as a helicopter.
  • the vehicle has a multitude of components. It is desired to consult and to record various data of the components, such as identification or authentication parameters, history, and operating state of these compo- nents.
  • a plurality of transponders communicates this spe ⁇ cific data via a meshed wireless network in order to en ⁇ able the data to be transmitted by a secure wireless transmission to an external installation.
  • Each transponder is coupled to one component of the vehicle.
  • the application provides a method and a system to auto- matically log and to track flight-hours of parts of an aircraft .
  • the application provides a component or part flight-hour updating module of an aircraft, such as a helicopter.
  • the updating module comprises one or more Radio Frequency Identifier (RFID) tags and a component flight-hour updating device.
  • RFID Radio Frequency Identifier
  • the RFID tags are attached, fixed, or mounted aircraft component.
  • the RFID tags are operable to store component flight-hour information.
  • the component flight-hour updating device includes one or more RFID reader devices, a first port, a memory unit, a processor unit, and a second port.
  • the RFID reader devices are for communicating with the RFID tags to retrieve the component flight-hour informa ⁇ tion that are stored on the RFID tags.
  • the first port is used for communicating with an onboard flight-hour measurement device to retrieve aircraft flight-hour information.
  • the onboard flight-hour measurement device already exists on all or most new aircraft.
  • the memory unit is intended for storing the component flight-hour information and the aircraft flight-hour information,
  • the processor unit is used for determining updated compo ⁇ nent flight-hour information using the stored component flight-hour information and the stored aircraft flight- hour information.
  • the RFID reader devices are further op- erable to send the updated component flight-hour informa ⁇ tion for storing in RFID tags.
  • the second port is used for communicating with a device for outputting the at least one updated component flight- hour information.
  • the above arrangement allows for automatic recording of component flight hours. It is able to capture component changes when urgent maintenance work is performed at oth- er locations, which is unlike other systems.
  • the component flight-hour updating device can include an RFID reader that is located onboard the aircraft or is located outside the aircraft, such as hangar.
  • the RFID tags can include or exclude internal power supplies, such as batteries.
  • the application provides a component flight-hour Radio Frequency Identifier (RFID) tag for attaching to an air- craft component.
  • RFID Radio Frequency Identifier
  • the component flight-hour RFID tag in ⁇ cludes a port unit and a memory unit.
  • the port unit is intended for communicating with an air- craft component flight-hour updating device for receiving aircraft component flight-hour information whilst the memory unit is intended for storing the aircraft compo ⁇ nent flight-hour information.
  • the application provides an aircraft component flight- hour updating device.
  • the flight updating device includes one or more Radio Frequency Identifier (RFID) reader de ⁇ vices, a first port, a processor unit, and a second port.
  • RFID Radio Frequency Identifier
  • the RFID reader devices are used for communicating with one more RFID tags to retrieve one or more component flight-hour information.
  • the first port is used for communicating with an onboard flight-hour measurement device of the aircraft to re ⁇ trieve aircraft flight-hour information.
  • the memory unit is used for storing the retrieved compo- nent flight-hour information and the retrieved aircraft flight-hour information.
  • the processor unit is used for determining updated compo ⁇ nent flight-hour information using the stored component flight-hour information and the stored aircraft flight- hour information.
  • the RFID reader devices are also operable to send the updated component flight-hour informa ⁇ tion to the RFID tags for storing.
  • the second port is used for communicating with a device for outputting the updated component flight-hour informa ⁇ tion.
  • the component flight-hour updating device can be located onboard the aircraft or outside the air ⁇ craft .
  • the application provides a device for monitoring aircraft component flight-hour information.
  • the device can be part of a backend system.
  • the device comprises a port unit, a memory unit, and an output unit.
  • the port unit is in ⁇ tended for communicating with an aircraft component flight-hour updating device to receive one or more aircraft component flight-hour information.
  • the memory unit is intended for storing the aircraft component flight- hour information.
  • the output unit is intended for output- ting the least one aircraft component flight-hour infor- mation. The information can be outputted to display screen or to printer.
  • the application provides a method of providing one or more aircraft component flight-hour information.
  • the me- thod comprises a step of retrieving aircraft flight-hour information from an on-board aircraft flight-hour
  • One or more component flight-hour information is also retrieved from one or more RFID tags of one or more components of the aircraft. Updated component flight-hour information is then calculated using the retrieved component flight-hour information and the retrieved aircraft flight-hour information. The updated component flight-hour information is afterward stored and later outputted or sent out.
  • the method can include a step powering on a component flight-hour updating device after the aircraft has landed and powering off the component flight-hour updating de- vice before the aircraft flies. This is advantages of avoiding transmission of interfering signals during flight .
  • the application provides a method of operating an aircraft component RFID tag. The method comprises a step of attaching the RFID tag to an aircraft component. Aircraft component flight-hour information is provided to an aircraft component flight-hour updating device for updating. Updated aircraft component flight-hour information is later received from aircraft component flight-hour updat ⁇ ing device. This updated aircraft component flight-hour information is afterward stored in the RFID tag.
  • the application provides a method of operating an aircraft component flight-hour updating device.
  • the method comprises a step of retrieving aircraft flight-hour in ⁇ formation from an on-board aircraft flight-hour measurement device.
  • the method also includes a step of retriev- ing one or more component flight-hour information from one or more RFID tags of one or more components of the aircraft .
  • One or more updated component flight-hour information is then calculated using the retrieved component flight-hour information and the retrieved aircraft flight-hour information.
  • This updated component flight-hour information is later sent for storing onto the RFID tag.
  • the updated component flight-hour information is also later sent for display by a device for monitoring aircraft component flight-hour information.
  • the application provides a method of displaying aircraft component flight information.
  • the method comprises a step of receiving one or more aircraft component flight-hour information from a component flight-hour updating device.
  • the aircraft component flight-hour information is then stored. After this, the aircraft component flight-hour information is outputted to a unit, such as printer or monitor .
  • the method can include a further step of generating an alarm if the updated component flight-hour information exceeds a corresponding predetermined threshold.
  • the application provides a part flight- hour tracking module for an aircraft, such as helicopter.
  • the aircraft has an on-board flying measurement system for recording flight-hours of the aircraft.
  • Parts or com ⁇ ponents of the aircraft that need logging and tracking of part flight-hours are fitted with Radio-Frequency Identi- fication (RFID) tags.
  • RFID Radio-Frequency Identi- fication
  • one or more RFID readers are provided outside an aircraft for communicating with ac ⁇ tive RFID tags via reader antennas and for communicating with an on-board flying measurement system or device of the aircraft via a wireless system, such as Wi-Fi.
  • the RFID readers are located outside the aircraft in a place, such a hanger. Two to three reader antennas are often needed for covering or reading all active tags of the helicopter.
  • the RFID readers are connected to a data ⁇ base and management backend system. Components of the helicopter are fitted with active RFID tags.
  • An appropri- ate interface communicatively connects the RFID readers to the on-board flying measurement system via the wire ⁇ less system.
  • the on-board flying measurement has an ap ⁇ muscularte wireless interface for communicating with the RFID readers.
  • one possible way of part flight-hours tracking is to transmit flying hour informa ⁇ tion of the aircraft through the wireless system to the outside RFID readers.
  • an aircraft has an RFID reader with one or multiple antennas that is fitted at appropriate locations in an aircraft and an on-board fly ⁇ ing hour measuring system. Parts of the aircraft are fit ⁇ ted with passive RFID tags.
  • An appropriate interface communicatively connects the on ⁇ board flying hour measuring system to the RFID reader and to a backend system via a wireless means, such as Wi-Fi.
  • the backend system is located outside the aircraft.
  • the antennas can have own RF frontends that each placed near one component or a group of components.
  • one possible way of tracking parts flight-hours is to obtain aircraft flight- hour information from the on-board flying hour measuring system and then update the tags and the backend system using the obtained aircraft flight-hour information.
  • the application has the advantage of minimum or little human involvement in noting and in updating a database of flying-hour information.
  • data entry errors in the database due to hu- man are expected to reduce. This in turn improves effi ⁇ ciency of safety and of costs of maintenance.
  • the oth- er system use manually recording of flight-hours of the components and then fed the recording into a database of a back-end system. As this is a manual process, it is prone to errors. In addition, the back-end system may not have capture information of components that are changed at different other sites due to emergency maintenance.
  • Fig. 1 illustrates an embodiment of a part flight- hours logging system for a helicopter that uses Active Radio Frequency Identifier (RFID) tags
  • Fig. 2 illustrates details of a block of the part flight-hours logging system of Fig. 1,
  • Fig. 3 illustrates an embodiment of a part flight- hours logging system for an helicopter that uses Passive RFID tags
  • Fig. 4 illustrates details of a block of the part
  • Figs. 1 to 4 have similar parts.
  • the similar parts have same names or same part numbers.
  • the description of the similar parts is hereby incorporated by reference, where appropriate, thereby reducing repetition of text without limiting the disclosure.
  • Figs 1 and 2 show a first embodiment of flight hour tracking for parts of a helicopter.
  • Fig. 1 shows an embodiment of a part flight-hours logging system 10 for a helicopter that uses Active RFID tags.
  • the part flight-hours logging system 10 includes a heli ⁇ copter 12 that is communicatively connected to a ground system 13 using a wireless means, such as Wi-Fi.
  • the helicopter 12 has external or internal parts or com- ponents 15 that are fitted with or are attached to active RFID tags 16.
  • the helicopter 12 also has an on-board flight-hour measurement device 19 as well as an interface and wireless system 21 that is communicatively connected to the on-board flight-hour measurement device 19 via an ARINC 429 communication link 22.
  • the term "ARINC 429" re ⁇ fers to a data bus that is used in commercial and trans ⁇ port aircraft.
  • the interface and wireless system 21 has an antenna 22 for wireless communication.
  • the interface and wireless system 21 comprises a microprocessor-based system that includes an interface module or board 35 that is connected to a proc- essor board 37 via a Universal Serial Bus (USB) data bus 36.
  • USB Universal Serial Bus
  • the processor board 37 is electrically connected to a Radio Frequency (RF) circuit board 40 that connects to the antenna 20.
  • the processor board 37 includes a micro ⁇ processor, such as a Digital Signal Processor (DSP) and Field-Programmable Gate Array (FPGA) chips.
  • DSP Digital Signal Processor
  • FPGA Field-Programmable Gate Array
  • the ground system 13 has a wireless system 23 that is communicatively connected to a RFID reader system 24 and to a database and management backend system 26 by Ether- net wired means 28.
  • the wireless system 23 also has an antenna 25 for establishing a wireless communication link 29 with the interface and wireless system 21 of the heli ⁇ copter 12.
  • the RFID reader system 24 is located outside the helicop ⁇ ter 12 and is often located inside a hanger.
  • the RFID reader system 24 has a reader antenna 32 that is communicatively connected to the RFID tags 16 in a wirelessly manner .
  • more than one RFID reader system 24 can be communicatively connected to the RFID tags 16. Two to three RFID readers can cover all RFID tags 16. More than one reader antenna 32 can be attached to one RFID reader system 24.
  • the wireless system 23 can be connected to both the backend system 26 and the RFID reader system 24 through a local area network that uses Ethernet or other technolo ⁇ gies .
  • the part flight-hours logging system 10 can be grouped into two main functionalities.
  • the active RFID tags 16 store part flight-hours and associated information of the parts that are attached to the RFID tags 16. Put differ- ently, the active RFID tags 16 has information on flying hours of the parts that are attached to the RFID tags 16.
  • the RFID tags 16 can consume low power and can have less weight of about 50 to 60 grams. Batteries that are used in such RFID tags 16 can have a lifetime of about 4 to 6 years, if the RFID tags 16 are used only once a day for reading or writing of data.
  • the RFID tags 16 can have a working range of up to 100 meters.
  • the reader antenna 32 provides a means to receive infor ⁇ mation from the tags 16 and to transmit information to the tags 16.
  • the RFID reader system 24 receives helicopter flight-hour information from the onboard flight-hour measurement de ⁇ vice 19.
  • the RFID reader system 24 also receives the part flight-hour information from the RFID tags 16.
  • the RFID reader system 24 computes or calculates updated part flight-hour information using the received part flight-hour information and the received helicopter flight-hour information.
  • the RFID reader system 24 also writes or updates the RFID tags 16 with the updated part flight-hour information.
  • the RFID reader system 24 sends the updated part flight-hour information to the backend system 26 via the wireless system 23.
  • the wireless system 23 acts as an access point of the ground system 13 for the helicopter 12. It provides a data communication channel or hub between the backend system 26 and the RFID reader system 24.
  • the wireless system 23 can be based on a microprocessor-based system.
  • the onboard flight-hour measurement device 19 records or notes flight-hours of the various missions of the helicopter 12.
  • the onboard flight-hour measurement device 19 records taking off time and landing time of the helicopter 12.
  • the recording uses sensors that monitor pressure on landing skids of the helicopter 12, which do not bear pressure or weight of the helicopter 12 when the helicopter 12 is in flight.
  • the interface and wireless system 21 act as a communica ⁇ tion channel between the onboard flight-hour measurement device 12 and the wireless system 23.
  • the interface board 35 is used for con ⁇ verting electrical signals between the ARINC 429 data bus 22 and the USB data bus 36.
  • the processor board 37 acts to receive helicopter flight- hour information from the on-board flight-hour measurement device 19 via the interface board 35 and it sends the received helicopter flight-hour information to the RFID reader system 24 of the ground system 13 via the RF circuit board 40 and via the wireless system 25..
  • the RF circuit board 40 performs wireless communication task, such as application, protocol stacks, and baseband, for the processor board 37.
  • the backend system 26 receives the updated part flight- hour information from the RFID reader system 24 and the helicopter flight-hour information from the onboard flight-hour measurement device 19. The received part flight-hour information is compared with corresponding threshold values of the components or parts. The backend system 26 then generates an alert or alarm for any part that exceeds its part threshold value.
  • the alert can be a sound, light, report, or other appropriate means.
  • the interface and wireless system 21 and the ground system wireless system 25 are automati ⁇ cally powered on. This feature prevents the interface and wireless system 21 from generating any interfering signal when the helicopter 12 is flying.
  • the processor board 37 of the powered interface and wire ⁇ less system 21 then initiates a transfer of the helicop- ter flight-hour information from the on-board flight-hour measurement device 19 through the interface board 35.
  • the processor board 37 then reads the transferred infor- mation and it transmits the transferred information using a wireless technology, such as Wi-Fi, to the wireless system 23 of the ground system 13.
  • the RFID reader system 24 later gets or receives the helicopter flight-hour information through the Ethernet wired means 28.
  • the RFID reader system 24 then reads part flight-hour information that is present in the RFID tag 16.
  • the RFID reader system 24 later calculates the new updated part flight-hour information and writes the new part updated flight-hour information onto the RFID tags 16. This is done for all RFID tags 16.
  • the updated part flight-hour information and other relevant component information are also sent in the back-end system 26 via a local area network.
  • the received updated information are afterward compared with threshold values associated with corresponding parts or components. If any of the re ⁇ ceived values exceeds the stored threshold, an alarm or alert is raised.
  • the above system 10 has the advantage of improv ⁇ ing the efficiency and accuracy of logging of the flight lifetime data of components.
  • This system 10 does not have manual steps, which is different from many present proc- ess of manually updating the database. This has an impact on the maintenance, in terms of the cost and safety.
  • Figs 3 and 4 show a second embodiment of flight hour tracking for parts of a helicopter.
  • Fig. 3 shows an embodiment of a part flight-hours logging system 45 for a helicopter that uses passive RFID tags.
  • the part flight-hours logging system 45 includes a heli ⁇ copter 47 and a ground system 49 that is communicatively connected to the helicopter 47 via a wireless communica ⁇ tion link 48.
  • the helicopter 47 includes the onboard flight-hour measurement device 19 of Fig. 1.
  • the measurement device 19 is connected to an interface and wireless system 50 via the ARINC 429 communication link 22.
  • the interface and wireless system 50 is also con- nected to a RFID reader system 52 that is positioned in ⁇ side the helicopter 47 via a USB link 60.
  • the RFID reader system 52 is further connected to a plurality of passive reader antennas 53 via cables 56.
  • Each reader antenna 53 is positioned close to one passive RFID tag 54 or to a group of passive RFID tags 54. Put differ ⁇ ently, the reader antennas 53, possibly combined with its RF frontends, are mounted close to the passive RFID tags 54 for better communication.
  • the passive RFID tags 54 unlike active RFID tags, do not have batteries.
  • the RFID tags 54 are mounted onto parts 15 of the helicopter 47.
  • the parts 15 can be located in ⁇ side or outside the helicopter 47.
  • the interface and wireless system 50 in ⁇ cludes parts of the interface and wireless system 21 of Fig. 2. This is illustrated in Fig. 4.
  • the processor board 37 of the interface and wireless system 50 is con ⁇ nected to the RF reader system 52 via the USB link 60.
  • the ground system includes the wire- less system 23 that is connected to the backend system 26 via the Ethernet wired means 28.
  • the ground system wire ⁇ less system 23 is also connected to the interface & wire ⁇ less system 50 of the helicopter 47 via the communication link 48.
  • the interface and wireless system 50 and the RFID reader system 52 are switched-on automatically. This prevents the interface and wireless system 50 and the RFID reader system 52 from producing any interfering signals during the mission.
  • a microprocessor of the processor board 37 then initiates transfer of the helicopter flight-hour information from the on-board flight-hour measurement device 19 through the interface board 35 to the processor board 37. The said helicopter flight-hour information is later sent to the RFID reader system 52 through the RF circuit board 40 and through the USB link 60.
  • the RFID reader system 52 afterward reads the present part flight-hour information that is in the RFID tags 54. It then calculates new updated part flight-hour informa ⁇ tion using the present part flight-hour information and the helicopter flight-hour information. Later, it writes the updated part flight-hour information onto the appro ⁇ priate RFID tags 54. This is done for all RFID tags 54.
  • the processor board 37 also sends the said updated part flight-hour information to the backend system 26 through the wireless system 23.
  • the updated part flight-hour in ⁇ formation is then handled by the backend system 26 in a manner as described in the earlier embodiment.
  • the above two embodiments are described with spe ⁇ cific interfaces and wireless technology, the embodiment could be adapted to other interfaces that are specific to the helicopter and to other wireless technology, such as WiMAX.
  • a combination of the two embodiments could be used in specific scenarios.
  • the preparation work includes identifying of appropriate RFID Tag and RFID reader technology, such as Mount-on-Metal technology, that works on-board the aircraft. Appropriate parts that have flying lifetime constraints are then selected for data logging. These parts can comprise gearbox, rotor blades, tail rotor, tail gearbox, or landing gear. After this, the identified RFID tags are installed or are fixed onto the aircraft parts and the corresponding RFID reader is installed inside or outside the aircraft. In the case of passive RFID tags, multiple antennas would be installed onboard the aircraft. An alarm of expiry of the parts can be incorporated in a back-end system.
  • RFID Tag and RFID reader technology such as Mount-on-Metal technology
  • a method of automatically logging parts of an aircraft can included the following functionalities:
  • the RFID reader could be located di ⁇ rectly in the aircraft or be located external to aircraft in maintenance facilities, like hanger;

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Time Recorders, Dirve Recorders, Access Control (AREA)
  • Radar Systems Or Details Thereof (AREA)

Abstract

La demande porte sur un module (10) de mise à jour d'heures de vol de composants d'un aéronef. Le module comprend au moins une étiquette d'identification radio fréquence (RFID) (16; 54) attachée à au moins un composant (15) et un dispositif de mise à jour d'heures de vol de composant. L'étiquette RFID (16; 54) stocke des informations d'heures de vol de composant. Le dispositif de mise à jour d'heures de vol de composant (21) comprend une antenne RFID, un premier port, une unité de mémoire, une unité de traitement et un second port. L'antenne RFID est connectée de façon communicative à l'étiquette RFID (16; 54) pour récupérer les informations d'heures de vol de composant. Le premier port sert à établir une connexion de communication à un dispositif de mesure d'heures de vol embarqué afin de récupérer des informations d'heures de vol d'aéronef. L'unité de mémoire stocke les informations d'heures de vol de composant et les informations d'heures de vol d'aéronef. L'unité de traitement détermine des informations d'heures de vol de composant mises à jour à l'aide des informations d'heures de vol de composant stockées et des informations d'heures de vol d'aéronef stockées. L'antenne RFID stocke également les informations d'heures de vol de composant mises à jour dans l'étiquette RFID (16; 54). Le second port est connecté de façon communicative à un dispositif servant à afficher les informations d'heures de vol de composant mises à jour.
PCT/IB2010/055726 2009-12-11 2010-12-10 Procédé et système de journalisation automatique de données d'heures de vol de composants dans des aéronefs WO2011070536A2 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SG2012042891A SG181637A1 (en) 2009-12-11 2010-12-10 Method and system for automatic logging of flight-hour data of components in aircrafts

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IBPCT/IB2009/055701 2009-12-11
IB2009055701 2009-12-11

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WO2011070536A2 true WO2011070536A2 (fr) 2011-06-16
WO2011070536A3 WO2011070536A3 (fr) 2011-12-01

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102991680A (zh) * 2012-08-31 2013-03-27 无锡莱吉特信息科技有限公司 基于rfid技术的飞行状态监测系统
EP2813980A1 (fr) * 2013-06-10 2014-12-17 The Boeing Company Gestion d'informations de composant lors du cycle de vie d'un composant
CN104867200A (zh) * 2015-05-22 2015-08-26 深圳开源创客坊科技有限公司 一种无人机比赛的计时/控制系统及方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001206297A (ja) * 2000-01-21 2001-07-31 Japan Aircraft Mfg Co Ltd 航空機運航・整備情報管理システム
US20040186636A1 (en) * 2001-10-01 2004-09-23 Ehud Mendelson Integrated aircraft early warning system, method for analyzing early warning data, and method for providing early warnings
US20050216140A1 (en) * 2004-02-16 2005-09-29 Airbus France Method and device for calculating a target speed for an aircraft

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001206297A (ja) * 2000-01-21 2001-07-31 Japan Aircraft Mfg Co Ltd 航空機運航・整備情報管理システム
US20040186636A1 (en) * 2001-10-01 2004-09-23 Ehud Mendelson Integrated aircraft early warning system, method for analyzing early warning data, and method for providing early warnings
US20050216140A1 (en) * 2004-02-16 2005-09-29 Airbus France Method and device for calculating a target speed for an aircraft

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102991680A (zh) * 2012-08-31 2013-03-27 无锡莱吉特信息科技有限公司 基于rfid技术的飞行状态监测系统
EP2813980A1 (fr) * 2013-06-10 2014-12-17 The Boeing Company Gestion d'informations de composant lors du cycle de vie d'un composant
US8991692B2 (en) 2013-06-10 2015-03-31 The Boeing Company Managing component information during component lifecycle
CN104867200A (zh) * 2015-05-22 2015-08-26 深圳开源创客坊科技有限公司 一种无人机比赛的计时/控制系统及方法

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WO2011070536A3 (fr) 2011-12-01

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