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WO2011070617A1 - Système de commande de données de dessin, dispositif de centrage et dispositif d'affichage - Google Patents

Système de commande de données de dessin, dispositif de centrage et dispositif d'affichage Download PDF

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Publication number
WO2011070617A1
WO2011070617A1 PCT/JP2009/006724 JP2009006724W WO2011070617A1 WO 2011070617 A1 WO2011070617 A1 WO 2011070617A1 JP 2009006724 W JP2009006724 W JP 2009006724W WO 2011070617 A1 WO2011070617 A1 WO 2011070617A1
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WO
WIPO (PCT)
Prior art keywords
display
data
center device
unit
network
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/JP2009/006724
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English (en)
Japanese (ja)
Inventor
藤本仁志
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to PCT/JP2009/006724 priority Critical patent/WO2011070617A1/fr
Publication of WO2011070617A1 publication Critical patent/WO2011070617A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L43/00—Arrangements for monitoring or testing data switching networks
    • H04L43/08—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters
    • H04L43/0805—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters by checking availability
    • H04L43/0817—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters by checking availability by checking functioning

Definitions

  • the present invention requests acquisition of drawing information corresponding to display contents, and generates and displays a display screen based on the acquired drawing information, and selects and extracts the drawing information to connect a network to the display
  • the present invention relates to a drawing data control system including a center device that transmits the data via the center device.
  • in-vehicle information devices not only the driver's seat but also the rear seat has been equipped with a plurality of indicators.
  • these displays may operate independently, they are connected by a video signal line or an in-vehicle network, and display contents are controlled by transmission of drawing information by the center device or transmission of drawing information between the displays. Is working.
  • display contents are mainly controlled according to the number of display pixels of each display (for example, see Patent Document 1).
  • contents for example, car navigation screen, TV reception video, DVD playback video, etc.
  • video signals are switched (for example, see Patent Document 2).
  • map information select the level of detail of the map to be sent according to the drawing capability of the display, and if there is a language for which the display does not have fonts, The code is converted into vector data or raster data and distributed (see, for example, Patent Document 3).
  • the drawing information to be changed depends only on the drawing ability of each display, and the communication load state of the in-vehicle network and the processing load state of the center device and each display are not considered, and the best display screen is displayed. There was a problem that it was not obtained.
  • the present invention has been made to solve the above-described problems, and displays a display screen of content or an application in an optimal state on a plurality of display devices having different drawing capabilities connected to a network.
  • An object of the present invention is to provide a drawing data control system, a center device, and a display device that can be made to operate.
  • the center device includes a network load monitoring unit that detects a communication load state of the network, a center device load monitoring unit that detects a processing load state of the own device, a drawing capability of the display, A display drawing capability management unit that detects a processing load state, a storage unit that stores a plurality of data in which drawing information corresponding to display contents is hierarchized, and a network load monitoring unit and a center device load according to a request from the display unit Based on each state detected by the monitoring unit and the display drawing capability management unit, the optimum data is selected and extracted from the data stored in the storage unit, and the data is networked to the display as drawing information.
  • the control part which transmits via this is provided.
  • the drawing information stored in the center device is hierarchized based on the communication load state of the network, the processing load state of the center device, and the drawing capability and processing load state of the display.
  • the drawing information stored in the center device is hierarchized based on the communication load state of the network, the processing load state of the center device, and the drawing capability and processing load state of the display.
  • FIG. 1 is a diagram showing a configuration of a drawing data control system according to Embodiment 1 of the present invention, and shows a case where the present invention is applied to an in-vehicle information device.
  • the drawing data control system includes a center device 1, an in-vehicle network 2, and client displays (first and second client displays 3 a and 3 b) 3.
  • the center device 1 controls the display contents of the plurality of client display devices 3, and selects and extracts drawing information according to a drawing information acquisition request corresponding to the display contents from the client display device 3, and the in-vehicle network 2. Is to be sent via.
  • the center device 1 includes a network load monitoring unit 4, a center device load monitoring unit 5, a display drawing capability management unit 6, a plurality of applications / contents 7, and a drawing management unit 8.
  • the network load monitoring unit 4 monitors and detects the communication load state of the in-vehicle network 2. Information indicating the communication load state of the in-vehicle network 2 detected by the network load monitoring unit 4 is transmitted to the drawing management unit 8.
  • the center device load monitoring unit 5 monitors and detects the processing load status of the center device 1 including the number of applications / contents 7 in the center device 1, the operating status, and the resource (memory usage, bus occupancy, etc.) status. Is to do. Information indicating the processing load state of the center device 1 detected by the center device load monitoring unit 5 is transmitted to the drawing management unit 8.
  • the display drawing capability management unit 6 is configured to display the drawing capability such as the number of display pixels and drawing performance and the processing load state (CPU load, drawing processing load) regarding the plurality of client displays 3 managed by the center device 1 connected to the in-vehicle network 2. Management / detection of individual information). Information indicating the drawing ability and the processing load state detected by the display drawing ability management unit 6 is transmitted to the drawing management unit 8.
  • the plurality of applications / contents 7 include software executed on the center apparatus 1 and data related to display contents.
  • the application / content 7 is activated in response to a request from the client display 3 and transmits display information indicating display contents to be displayed on the client display 3 to the drawing management unit 8.
  • the drawing management unit 8 is a software processing unit that receives display information from the application / content 7 and selects / extracts drawing information corresponding to the display content to be transmitted to each client display device 3.
  • the drawing management unit 8 includes a hierarchical GUI (Graphical User Interface) component storage unit 9 and a GUI component control unit 10.
  • the hierarchized GUI part storage unit 9 stores a data group in which GUI parts that are drawing information corresponding to display contents are hierarchized.
  • the hierarchical GUI component data includes movie (MV), Flash animation (Flash), animation GIF (AGIF), high-quality still image (Still), icon (ICON), GUI code (CODE), and the like.
  • the data stored in the hierarchical GUI component storage unit 9 is extracted by the GUI component control unit 10.
  • the GUI component control unit 10 responds to the request transmitted from the client display device 3 via the application / content 7 to each information transmitted from the network load monitoring unit 4, the center device load monitoring unit 5, and the display device drawing capability management unit 6. Based on this, optimum data is selected / extracted from a hierarchical data group of GUI parts stored in the hierarchical GUI part storage unit 9. The data selected / extracted by the GUI part control unit 10 is transmitted as drawing information to the requested client display 3 via the in-vehicle network 2.
  • the in-vehicle network 2 has a digital information communication facility connected as one of the input / output interfaces of the center device 1 and the plurality of client display devices 3 as shown in FIG.
  • the center device 1 and a plurality of client displays 3 are connected by the in-vehicle network 2.
  • the plurality of client display devices 3 request drawing information corresponding to the display contents from the center device 1 via the in-vehicle network 2, and generate and display a display screen based on the drawing information transmitted from the center device 1. Is what you do.
  • FIG. 1 shows a case where a first client display (Rich) 3a having a high drawing ability and a second client display (Poor) 3b having a low drawing ability are provided.
  • the plurality of client display devices 3 include an operation unit (not shown) configured by buttons, keys, a touch panel, and the like.
  • FIG. 2 is a flowchart showing the operation of the drawing data control system according to Embodiment 1 of the present invention.
  • the center apparatus 1 activates the application / content 7 (step ST21). That is, the center device 1 activates the corresponding application / content 7 in accordance with a request made by the user operating an operation unit (not shown) of the client display 3.
  • the activated application / content 7 transmits display information indicating display contents to be displayed on the client display device 3 to the GUI component control unit 10 of the drawing management unit 8.
  • the GUI part control unit 10 acquires the load state / drawing ability (step ST22). That is, the GUI component control unit 10 includes information indicating the communication load state of the in-vehicle network 2 detected by the network load monitoring unit 4, information indicating the processing load state of the center device 1 detected by the center device load monitoring unit 5, and Information indicating the drawing ability and the processing load state of the client display 3 detected by the display drawing ability management unit 6 is acquired.
  • the GUI part control unit 10 selects and extracts optimum data (step ST23).
  • the GUI component control unit 10 performs hierarchical processing corresponding to display information based on the acquired communication load state of the in-vehicle network 2, the processing load state of the center device 1, the drawing capability and the processing load state of the client display 3.
  • Optimal data is selected and extracted from the data group stored in the GUI component storage unit 9.
  • the data selected / extracted by the GUI component control unit 10 is transmitted as drawing information to the client display 3 via the in-vehicle network 2.
  • the GUI component control unit 10 converts the data into another format, and transmits the data as drawing information to the client display 3 via the in-vehicle network 2.
  • the client display device 3 generates and displays a display screen based on the drawing information received from the center device 1 (step ST24).
  • FIG. 3 is a diagram for explaining data selection by the GUI component control unit 10 according to the first embodiment of the present invention.
  • the GUI component control unit 10 has a high quality when the communication load state of the in-vehicle network 2 and the processing load state of each device are small, or when the drawing capacity of the client display 3 is high (Rich). Select the drawing information.
  • the communication load state of the in-vehicle network 2 and the processing load state of each device are large, or when the drawing capacity of the client display 3 is low (Poor), low quality drawing information is selected. Thereby, it is possible to select drawing information of optimum quality according to each load state and drawing ability of the client display 3.
  • Flash ⁇ AGIF in FIG. 3 is obtained by converting Flash to AGIF.
  • Flash has information of 15 frames / second
  • AGIF has information of 2-3 frames / second.
  • Flash ⁇ AGIF generates data of the same frame / second as that of Flash in order to obtain the same display quality as the original Flash, and the amount of data is larger than that of AGIF.
  • this Flash ⁇ AGIF is selected when there is room in the center device 1.
  • Flash ⁇ Still in FIG. 3 is obtained by converting Flash into a continuous Still.
  • the amount of data is larger than MV.
  • this Flash ⁇ Still is selected when the in-vehicle network 2 has room. Is done.
  • the relationship shown in FIG. 3 shows a general tendency, but since it may change depending on the display contents, it is necessary to adjust the data selection method in consideration of actual data, and in fact, it is a numerical calculation. The selection is made using the formula with the coefficients adjusted for the system.
  • the drawing capability such as the number of display pixels of the client display 3 but also the load state of the in-vehicle network 2 and the processing load of the center device 1 and the client display 3 Since the drawing information is selected in consideration of the state, the display screen of the content or application can be displayed on each client display device 3 with the optimum and best display quality.
  • FIG. 4 is a diagram showing a configuration of a drawing data control system according to Embodiment 2 of the present invention, and shows a case where the present invention is applied to an in-vehicle information device.
  • the drawing data control system according to the second embodiment shown in FIG. 4 is obtained by adding a display 11 to the center device 1 of the drawing data control system according to the first embodiment shown in FIG. Therefore, the same reference numerals are given and the description thereof is omitted.
  • the display device 11 is provided in the center device 1 and generates and displays a display screen based on the drawing information directly transmitted from the center device 1 without going through the in-vehicle network 2.
  • the operation of the drawing data control system based on the drawing information acquisition request from the display 11 is the same as the operation of the drawing data control system according to the first embodiment except that it does not go through the in-vehicle network 2, and the description thereof is omitted. To do.
  • the center device 1 itself includes the display device 11, and the display device 11 in the center device 1 Is configured to perform direct control and control a plurality of client display devices 3 outside the center device 1 via the in-vehicle network 2, so that the in-vehicle network 2 is connected to the display device 11 in the center device 1. Since it does not pass through, the influence of the data amount can be reduced, and the system can be made compact when a rear seat indicator is connected to a conventional car navigation system using the in-vehicle network 2.
  • FIG. 5 is a diagram showing a configuration of a drawing data control system according to Embodiment 3 of the present invention, and shows a case where the present invention is applied to an in-vehicle information device.
  • the configuration of the drawing data control system according to the third embodiment shown in FIG. 5 is obtained by adding a GUI component conversion unit 12 to the first client display 3a of the drawing data control system according to the first embodiment shown in FIG.
  • the configuration is the same, and the same reference numerals are given and description thereof is omitted.
  • the GUI component control unit 10 of the center device 1 is transmitted from the network load monitoring unit 4, the center device load monitoring unit 5, and the display drawing capability management unit 6 when there is a request from the client display 3. Based on each information, when there is a client display 3 having a large processing load on the center device 1 and a higher processing capability, the optimum data is selected from the data group stored in the hierarchical GUI component storage unit 9. And the selection information indicating the selected drawing information and the destination information indicating the requested destination are transmitted to the client display device 3 having a high processing capability.
  • the GUI component conversion unit 12 extracts data selected by the GUI component control unit 10 instead of the center device 1 based on the selection information and the destination information transmitted from the GUI component control unit 10 of the center device 1. is there.
  • the GUI component conversion unit 12 extracts the data indicated in the received selection information from the hierarchical GUI component storage unit 9 of the center device 1.
  • the data extracted by the GUI component converter 12 is transmitted as drawing information to the client display 3 indicated in the destination information via the in-vehicle network 2.
  • FIG. 6 is a flowchart showing the operation of the drawing data control system according to Embodiment 3 of the present invention.
  • the center device 1 activates the application / content 7 (step ST21).
  • the GUI component control unit 10 acquires the load state / drawing ability (step ST22).
  • the GUI component control unit 10 determines whether the processing load on the center device 1 is large (step ST61). That is, the GUI component control unit 10 includes the client display device 3 having a large processing load on the center device 1 and a higher processing capability based on the acquired processing load states of the center device 1 and the client display device 3. Determine whether or not.
  • step ST61 the GUI component control unit 10 determines that there is a client display device 3 (first client display device 3a) having a large processing load on the center device 1 and a higher processing capability. Then, the optimum data is selected (step ST62). That is, the GUI component control unit 10 is stored in the hierarchical GUI component storage unit 9 corresponding to the display information based on the acquired communication load state of the in-vehicle network 2 and the drawing capability and processing load state of the client display 3. Select the optimal data from the selected data group.
  • the selection information indicating the data content selected by the GUI component control unit 10 and the destination information indicating the requested destination are sent via the in-vehicle network 2 to the GUI component conversion unit 12 of the first client display 3a having a high processing capability. Sent to.
  • the GUI component conversion unit 12 extracts optimum data (step ST63). That is, the GUI component conversion unit 12 extracts the data indicated in the selection information transmitted from the GUI component control unit 10 from the hierarchical GUI component storage unit 9 of the center device 1. The data extracted by the GUI component conversion unit 12 is transmitted as drawing information to the client display 3 that is the destination indicated in the destination information via the in-vehicle network 2. Thereafter, the sequence proceeds to step ST24.
  • step ST61 determines in step ST61 that the processing load on the center device 1 is not large and there is no client display 3 having a higher processing capacity
  • the optimum data is then stored.
  • Select / extract step ST23.
  • the requested client display device 3 generates and displays a display screen based on the drawing information received from the center device 1 or the GUI component conversion unit 12 (step ST24).
  • the center device 1 cannot extract high quality drawing information because the processing load of the center device 1 is large, it has high processing capability.
  • the display quality can be improved by the client display device 3 having a sufficient margin.
  • the center device 1 when the processing load on the center device 1 is large, optimum data is extracted instead of the center device 1 and transmitted to the requested client display 3. Since the GUI component conversion unit 12 is provided on the client display 3 having a high processing capability, the center device 1 has a high processing load even though the load on the in-vehicle network 2 is small. Even when the drawing information cannot be generated, the client display device 3 having a margin can perform the replacement, and the display quality can be improved.
  • the drawing data control system, the center device, and the display device can display the display screen of content or application in an optimal state on each display device.
  • a display device that requests acquisition of information and generates and displays a display screen based on the acquired drawing information, and a center device that selects and extracts the drawing information and transmits it to the display device via a network It is suitable for use in a drawing data control system, a center device, a display, and the like.

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  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Computing Systems (AREA)
  • General Health & Medical Sciences (AREA)
  • Medical Informatics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Controls And Circuits For Display Device (AREA)
  • Information Transfer Between Computers (AREA)

Abstract

Un dispositif de centrage (1) est équipé d'un dispositif de contrôle de charge de réseau (4) permettant de détecter l'état d'une charge de communication d'un réseau (2) ; d'un dispositif de contrôle de charge de dispositif de centrage (5) permettant de détecter l'état d'une charge de traitement du dispositif (5) ; d'une unité de gestion de capacité de dessin de dispositif d'affichage (6) permettant de détecter la capacité de dessin et l'état d'une charge de traitement d'un dispositif d'affichage client (3) ; d'une unité de mémoire de composants de GUI hiérarchisés (9) permettant de mémoriser une pluralité de données parmi lesquelles des informations de dessin correspondant au contenu devant être affiché ont été agencées de manière hiérarchique ; et d'un dispositif de commande (10) permettant de sélectionner et d'extraire les données les plus appropriées parmi les données mémorisées dans l'unité de mémoire sur la base de chaque état détecté par le dispositif de contrôle de charge de dispositif de centrage (5) et l'unité de gestion de capacité de dessin de dispositif d'affichage (6), puis de transmettre les données à titre d'informations de dessin au dispositif d'affichage client (3) par l'intermédiaire du réseau.
PCT/JP2009/006724 2009-12-09 2009-12-09 Système de commande de données de dessin, dispositif de centrage et dispositif d'affichage Ceased WO2011070617A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/JP2009/006724 WO2011070617A1 (fr) 2009-12-09 2009-12-09 Système de commande de données de dessin, dispositif de centrage et dispositif d'affichage

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PCT/JP2009/006724 WO2011070617A1 (fr) 2009-12-09 2009-12-09 Système de commande de données de dessin, dispositif de centrage et dispositif d'affichage

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10124430A (ja) * 1996-10-18 1998-05-15 Mitsubishi Electric Corp データ送信方式
JP2006236323A (ja) * 2005-01-25 2006-09-07 Sony Corp アプリケーション提供システム、サーバ、クライアントおよびアプリケーション提供方法
JP2008139977A (ja) * 2006-11-30 2008-06-19 Matsushita Electric Ind Co Ltd ネットワークシステム

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10124430A (ja) * 1996-10-18 1998-05-15 Mitsubishi Electric Corp データ送信方式
JP2006236323A (ja) * 2005-01-25 2006-09-07 Sony Corp アプリケーション提供システム、サーバ、クライアントおよびアプリケーション提供方法
JP2008139977A (ja) * 2006-11-30 2008-06-19 Matsushita Electric Ind Co Ltd ネットワークシステム

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