TR201503818A2 - In-cabin wireless entertainment system - Google Patents

Abstract

In-flight entertainment systems, which are continuously invested in order to increase the loyalty of airline companies and their confidence in the company brand during the flight and to make a difference and attract new passengers; device and airplane wiring weights and thus reduce fuel consumption, the installation of the aircraft in a short time to ensure that the wireless configuration is to provide. (Figure 1)

Description

TECHNICAL FIELD Meet; used in civil aviation and/or commercial aircraft; minimal modification to the aircraft devices with wireless access feature that are developed to require and compatible with the system. It is related to the in-cabin entertainment systems that provide service.

The invention especially; airline companies' passenger loyalty and company brand throughout the flight To create attraction and difference in order to increase the confidence of the customers and to gain new passengers. In-cabin entertainment systems that are constantly invested for; device and in-flight cabling to eliminate their weight and therefore reduce fuel consumption, It emerged as a wireless configuration in order to enable the installation to be done in a short time. it's about putting.

KNOWN STATE OF THE TECHNIQUE In-cab entertainment, usually facing the user through back-seat screens systems, device and in-flight cabling weights are high and installation times on the aircraft are long.

For this reason, these systems; increases fuel consumption, operational costs and installation raises costs. Therefore; wireless network technologies are included in the system and costs will be lowered In-flight entertainment systems (In Flight Entertainment - IFE) seat-centered architectures are widely occupies a place.

The disadvantages of the seat-centered IFE system are: ~ Devices behind the seat and cabling that carries data and power to these devices the effect of the amount on the aircraft weight and its effect on fuel consumption excessive; - Planned to be placed on the aircraft that does not have any Entertainment System on it onboard cabling and wiring for any “seat center architecture entertainment system” causing modifications such as flooring; - The technical features of the devices placed behind the seat, together with the developing technology, and display features lagging behind the developing technology over time; ° Updating onboard media is more difficult with wired technologies; - Installation, operation, maintenance and repair of systems containing back-seat screens its high costs.

As a result, due to the above-mentioned negativities and existing solutions Unlike known methods, due to its inadequacy about improvement or development is required.

OBJECTIVE OF THE INVENTION The purpose of the invention; thanks to the absence of seat-back devices; large amount of wiring drastically reducing the impact on fuel consumption and thus minimizing the effect on cable systems. is to do.

The purpose of the invention; It is to minimize the weight increase of the aircraft compared to cable systems. (Average 0.5 tons less increase.) The purpose of the invention; It is to reduce the fuel consumption by reducing the increase in the weight of the aircraft. Wireless it consumes 20 tons less kerosene per year than the aircraft.

The purpose of the invention; to be less costly in terms of installation, operation, maintenance and maintenance.

The purpose of the invention; to users, devices with wireless access feature compatible with the system. to provide the opportunity to use the in-cabin entertainment system by using

FIGURES TO HELP UNDERSTAND THE INVENTION The structural and characteristic features of the invention and all its advantages are given in the following figures and More clearly thanks to the detailed explanation with references to the figures. will be understood and therefore the assessment should also take into account these figures and detailed explanation. must be made by taking

Figure 1 shows the units contained in the in-cab wireless entertainment system, which is the subject of the invention, and with each other. view of relationships.

Figure 2 is the general view of the in-cab wireless entertainment system which is the subject of the invention.

EXPLANATION OF REFERENCES .Aircraft Subsystem 11. System and Content Server 111. System Controller 112. Content Server 113. 36 Modern 12. Bus Backbone 13. Control Unit 14. Distribution Unit . Wireless Access Capable Devices (Compatible with IFE System) . Ground Subsystem 21. Content Creation Unit 212. Data Store 213. DRM Server and Packager 22. Data Exchange Unit 23. Log Evaluation Unit 24. User Applications Drawings do not necessarily need to be scaled and are necessary to understand the present invention. details may be neglected. Moreover, at least largely identical elements with or at least substantially identical functions, with the same number is shown.

DETAILED DESCRIPTION OF THE INVENTION In this detailed explanation, the preferred in-cab wireless entertainment system, which is the subject of the invention, is explained. their configuration is explained only for a better understanding of the subject.

Wireless Cabin Entertainment System in general: - Devices with wireless access feature (laptops) compatible with the system via wireless access computer, Android, iOS, Windows, Ubuntu, etc. based tablet computers, wireless smart phone etc. devices) service provision, On-demand video and music streaming (audio-video on-demand, AVOD), Offline internet (news, weather, etc.) access, Electronic publications (magazines, duty-free catalogues, etc.), electronic survey, Flight information and live map display, Giving information from the IFE system while making a passenger announcement, perform its functions (functional services).

The subject of the invention is the wireless IFE system; Aircraft Subsystem (10) and Ground Subsystem (20) It contains two subunits.

The Aircraft Subsystem (10) in the wireless IFE system of the invention is generally water-based. It consists of components: System and Content Server (11), Aircraft subsystem equipment (System and Content Server (11), Control Unit (13), Distribution The Bus backbone (12) that provides the network infrastructure between the unit (14)) Provides software control of the wireless IFE system; i care for it personnel and cabin personnel (operational states of system LRUs, data configuration of devices connected to the bus backbone, etc.); System from aircraft subsystem equipment (System and Content) via the control unit (111). The status information from the Server (11), Control Unit (13), Distribution Unit (14)) is displayed on the screen. showing; providing information about disk status; able to initiate the content upload process and showing the status of the installation process; aircraft subsystem functional services (avod, The Control Unit (13), which enables the map, etc.) to be turned off and on, Distribution Unit (14) consisting of wireless access devices (WAP), Said System and Content server (11); By connecting with aircraft interfaces (ARINC 429, RS 485 etc.), flight information and some that receives discrete signals from the aircraft, as well as aircraft subsystem equipment (System and Content) Server (11), Control Unit (13), Distribution unit (14)) providing information about the status System Control Unit (111), Content Server (112), which provides the content to users Offline internet content (News sites, magazine sites, etc.) and e-surveys transferring it from the aircraft subsystem (10) to the aircraft subsystem (10); system logs, of records kept for statistical purposes, survey results and self-test results. SG modem (113), which provides the transfer from the system (10) to the underground system (20), contains.

The Ground Subsystem (20) in the wireless IFE system of the invention is generally water-based. It consists of components: - Content Creation Server (211), which is the content creation environment, the Data in which the content is moved repository (consistent Content Staging - which enables data to be sent from the ground subsystem (20) to the aircraft subsystem (10); airplane bottom holding the data coming from the system (10) to the ground subsystem (20); offline internet content and Data Exchange Unit where content with low data volume (ads, banners, etc.) is prepared (22).

- Log where the data coming from the aircraft subsystem (10) to the data exchange unit is evaluated Evaluation Unit (23), - Containing applications that users can connect to the IFE system by installing them on their devices The units that make up the two subsystems of the wireless lFE system with their functions are described below. has been defined: GROUND SYSTEM (202 Ground subsystem (20); It constitutes the parts of the IFE that are not included in the aircraft. Number of this unit and location, with the decision of the airline company according to the flight routes and flight schedule. is determined. Content Preparation Unit (21), Data Exchange Unit (22), Log It consists of the Evaluation Unit (23) and User Applications (24).

This unit is the unit that provides the necessary services for content preparation and transfer.

Media content (video (film, series, documentary, etc.), music, etc.) to be uploaded to the wireless IFE system survey, electronic publications (e-newspaper, e-journal, etc.)); contained in the content preparation unit (21). content creation server (DRM) It is updated with its Server and Packer (213) taking part in encryption processes.

The updated content package is uploaded to the data store 212 and the copied content is is confirmed.

The current content is to the aircraft subsystem (10); transmitted via data store 212.

Contents of websites (news, weather) predetermined by the airline, It is provided to users as offline internet on board. In order to provide this service, relevant content must be pulled from the Internet and stored. Withdrawing this content from the Internet and storage takes place in this data exchange unit (22). In addition, low Data voluminous content is also prepared here and transferred to the aircraft.

While the aircraft is on the ground, the e-survey and offline internet data are exchanged by the ground subsystem (20). System and Content available in the aircraft subsystem (10) over the internet via the unit (22) It is sent to the server (11).

While the aircraft is on the ground, the System and Content Server (11) can be connected to the internet via 3G internet connection. thanks to its binding; system logs, statistical data, e-survey results, self-test results The data in the underground subsystem (20) is transferred to the data exchange unit (22).

. Log Evaluation Unit (23) After the flight, the system logs (error logs, routine operation) coming from the aircraft subsystem (10) records) and statistical data (which content was watched how many times and for how long, etc.) were evaluated. AIRCRAFT SYSTEM (102 Aircraft subsystem (10); It is located in the aircraft and there is one on each aircraft.

. System and Content Server (11) The System and Content Server (11) contains all content (audio, video, electronic broadcasts, flight information, animated map, e-survey, offline internet etc.).

Except for serving the content; flight information (altitude, speed, latitude, longitude, external temperature, etc.) and necessary discrete signal information are obtained and various used in calculations by the System and Content Server (11). is performed. Discrete signals to show the status information of the system; map Flight information is also needed to display the information.

Aircraft-side devices that provide flight information to the IFE system; Flight Management Computer (FMC) and Air Data Inertial Reference Unit (ADIRU) or equivalent aircraft units. Other operations such as keeping system logs and performing self-tests are also performed by this unit.

In this unit; Content Server 112, which provides content operations, and Content Server 112, which provides non-content operations There is a System Controller (111) and a 3G modem (113).

System Controller (111); flight information and specific discrete by connecting with aircraft interfaces receiving its signals from the aircraft; providing information on the status of aircraft subsystem equipment. The unit that provides the edited content to the users is the Content Server (112). The 3G modem (113) becomes active when the aircraft is on the ground. Your plane is on the ground and the brake is applied; It is detected by discrete signals received from the aircraft.

Proximity Switch, the device that provides these discrete signals to the IFE system on the aircraft side An aircraft unit that performs the Electronic Unit (PSEU) or equivalent function. Thanks to the 3G modem (113); data from the aircraft subsystem (10) to the ground subsystem (20) and vice versa exchange can be realized. System and Content Server (11), SG modem (113) It connects to the internet via. The on-off mechanism of the SG modem (113) is also As stated above, it works according to the information received from the discrete signals (from the aircraft).

In the wireless IFE system, which is the subject of the invention; ~ Thanks to wireless access; devices compatible with the system and with wireless access (15) (laptop, tablet computers based on Android, iOS, Windows, Ubuntu etc., providing services (smartphones and devices with wireless access); - Watching optional video and listening to music (Audio-Video On-Demand, - Providing access to electronic publications (magazine, airline magazine, duty-free catalogues, etc.), - Updating offline internet content (news, weather, etc.) via 3G and present to passengers, - Playing all kinds of video content against the need, - Electronic submission of airline surveys to passengers, - The position of the aircraft on the animated map and the instantaneous speed / altitude, to the destination distance etc. sharing information, services such as are provided by the system and content server (11).

System and content server (11); - Public Announcement information via the aircraft's announcement system Passenger Address ALL received (by the system and content server (11)) for According to the status of the (PA ALL) signal; By interrupting the wireless IFE system broadcast or By stopping, it warns the passengers that the announcement is made.

. Via Bus Backbone (12) to Distribution Unit (14) and Control unit (13) can be attached. 0 Controller (13): The controller (13) has two main functions in the IFE system: First function; Some information received from the system and content server (11) is displayed on the control unit screen. to show it to cabin crew and/or maintenance personnel.

The information that can be displayed on the control unit display can be exemplified as follows: - System and content server (11) status, WAPIs (14) status, disk usage information, self-test results, system logs, system state/mode, content loading process realization status etc. activities.

Its second function is to allow cabin personnel and/or maintenance personnel to perform different operations. is to present.

The operations that can be started from the control unit screen can be exemplified as follows: - Turning on/off IFE services (AVOD, map, etc.), IFE system software shutdown, restart, start/check content loading. o Distribution Unit (14): Distribution unit (14); from wireless access points (Wireless Access Point (WAP)) is formed.

In the Content Preparation Unit (21) and Data Exchange Unit (22) of the ground subsystem (20) The contents prepared are sent to the passengers' devices with wireless access (15) distribution unit (14) available wirelessly.

Wireless Inflight Entertainment System (Wireless IFE system), in airplanes, wirelessly It is a system that serves devices (15) with wireless access.

Instead of using multiple wireless access points on the aircraft; Bleed Line Cable By using a type of Service Distribution unit, the number of access points to be used can be reduced.

Claims (2)

REQUESTS 1. In airline companies, increasing passenger loyalty and the passenger's trust in the company brand; which eliminates the device and in-flight cabling weights of in-flight entertainment systems and reduces fuel consumption; It is an in-cabin wireless entertainment system developed to require minimal modification to the aircraft. In order to provide the users / passengers with the opportunity to use the in-cab wireless entertainment system by using their wireless access devices (15); including the aircraft subsystem (10) located on the aircraft and the ground subsystem (20) not located on the aircraft; Said Aircraft Subsystem (10); Providing the content served by the wireless entertainment system; providing an interface for the aircraft, enabling flight information and discrete signal information to be received and used in various calculations in the IFE system; monitoring equipment status; Monitoring disk usage; holding system logs; System and Content server (11) providing self-testing; Consisting of the Bus backbone (12) and wireless access points (WAP) providing the network infrastructure between the system and the content server (11) and the Distribution Unit (14); The Distribution Unit (14), which delivers the contents prepared in the Content Preparation Unit (21) and Data Exchange Unit (22) of the underground subsystem (20) to the wireless access devices (15) of the passengers; Said Ground Subsystem (20); Content Preparation Unit (21), where content is prepared and content transfer is provided; the related content is pulled from the internet and stored in order to provide the contents of the predetermined websites to the users as the offline internet; data exchange unit (22) that sends offline internet data to the System and Content Server (11) via the internet while the aircraft is on the ground, and that the System and Content Server (11) also transmits data via the internet; After the flight, the Log Evaluation Unit (23) where the system logs and statistical data coming from the aircraft subsystem (10) are evaluated; It includes user applications (24), which include applications that allow users to connect to the wireless IFE system by installing them on their wireless access-enabled devices (15). 2. It is an in-cabin wireless entertainment system according to claim 1, and its feature is; said System and Content server (11); ° Receiving flight information and certain discrete signals from aircraft by connecting with aircraft interfaces; System Control - Content Server (112), which provides edited content to users, providing information about the status of aircraft subsystem equipment; - exchanging data from the aircraft subsystem (10) to the ground subsystem (20) and vice versa; 3G modem (113), which is activated when the aircraft is on the ground; is to contain. It is an in-cabin wireless entertainment system according to claim 21, and its feature is; transferring the served content from the ground subsystem (20) to the aircraft subsystem (10); It includes a 3G Modem (113) that enables the transmission of system logs, records kept for statistical purposes, survey results and self-test results from the aircraft subsystem (10) to the ground subsystem. It is an in-cabin wireless entertainment system according to claim 2 or 3, and its feature is; Displaying status information from aircraft subsystem equipment via the system control unit (111) on the control unit screen; providing information about disk status; initiating the content upload process and showing the status of the process; It includes a Control Unit (13) that enables the aircraft subsystem (10) functional services to be turned off and on or restarted. It is an in-cabin wireless entertainment system according to claim 4, and its feature is; It contains a System and Content server (11) that can be connected to the said control unit (13) over the Bus Backbone (12). It is an in-cabin wireless entertainment system according to claim 1, and its feature is; Said system logs evaluated by the Log Evaluation Unit (23) are error logs and routine transaction logs; of the mentioned statistical data, which content, how many times, for how long