Classifications

• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
  • H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
  • H04L65/80—Responding to QoS
• • G—PHYSICS
  • G06—COMPUTING; CALCULATING OR COUNTING
  • G06F—ELECTRIC DIGITAL DATA PROCESSING
  • G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
  • G06F16/90—Details of database functions independent of the retrieved data types
  • G06F16/95—Retrieval from the web
  • G06F16/958—Organisation or management of web site content, e.g. publishing, maintaining pages or automatic linking
  • G06F16/986—Document structures and storage, e.g. HTML extensions
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
  • H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
  • H04L65/1066—Session management
  • H04L65/1101—Session protocols
• • 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
  • H04L67/02—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP]
• • 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
  • H04L67/10—Protocols in which an application is distributed across nodes in the network
• • 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
  • H04L67/50—Network services
  • H04L67/60—Scheduling or organising the servicing of application requests, e.g. requests for application data transmissions using the analysis and optimisation of the required network resources
  • H04L67/61—Scheduling or organising the servicing of application requests, e.g. requests for application data transmissions using the analysis and optimisation of the required network resources taking into account QoS or priority requirements
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
  • H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
  • H04L69/30—Definitions, standards or architectural aspects of layered protocol stacks
  • H04L69/32—Architecture of open systems interconnection [OSI] 7-layer type protocol stacks, e.g. the interfaces between the data link level and the physical level
  • H04L69/322—Intralayer communication protocols among peer entities or protocol data unit [PDU] definitions
  • H04L69/329—Intralayer communication protocols among peer entities or protocol data unit [PDU] definitions in the application layer [OSI layer 7]

Definitions

• Terminal system and method for managing the resources necessary for rendering a web page.
• the invention relates to a resource management terminal necessary for the rendering of at least one Web page (in English: World Wide Web; in French: large global network), in HTML (Hyper Text Makup Language; in French: hypertext marking).
• the invention relates to a terminal capable of rendering a Web page composed of at least one multimedia object and a declarative document comprising at least one declarative element of the multimedia object or objects, the declarative document and the or each object.
• multimedia device being intended to be downloaded to the terminal from a storage device, via a communication network, said terminal comprising a resource manager, a rendering device and a web browser.
• the invention also relates to a web page structure, a storage device, a system and a resource management method necessary for rendering a web page.
• a user of a terminal can access and download web pages from his terminal.
• the Web pages consist of multimedia objects combining text, sound, image, etc.
• these web pages are not always returned to the user's terminal under the conditions provided by the publisher. of these.
• a video can be downloaded without sound or without an image, or can be performed by jerking or too slowly or not at all.
• the purpose of the invention is to propose a terminal that makes it possible to avoid the degraded downloading of the Web pages without the knowledge of the user of this terminal.
• the invention relates to a terminal of the aforementioned type, characterized in that said web browser is capable of interpreting at least one declarative element of at least one resource necessary for the return of or each multimedia object, said declarative element of or each resource being adapted to be included in the declarative document, and said web browser is able to transmit to the resource manager a request for allocation of or each resource necessary for the return of or each multimedia object.
• the terminal of the invention allows the user to confirm or refute the return of a web page, when it can not be downloaded under optimal conditions.
• the terminal comprises one or more of the following characteristics:
• the resource manager is able to inform the web browser of the availability of or of each resource, and the browser
• Web is able to transmit a warning message to the rendering device, when the resource (s) necessary for the reproduction of or of each multimedia object are not available and to transmit a request to download from or each multimedia object, when the where resources are available
• the communication interface is an interface selected from the group of interfaces comprising an interface in a proprietary language and a software interface in W3C language (in English: World Wide Web Consortium; in French: consortium of large global network, organization of Web standardization) DOM (Document Object Model).
• the invention also aims at a web page structure composed of at least one multimedia object and a declarative document comprising at least one declarative element of each multimedia object, said web page being intended to be stored on a piece of equipment. storage device and intended to be downloaded to a terminal via a communication network, characterized in that the declaration document tif comprises at least one declarative element of at least one resource necessary for the reproduction of or of each multimedia object.
• the web page structure comprises one or more of the following characteristics: the declarative document comprises a body, and the or each declarative element of or of each resource is included in said body of the declarative document and is applicable either to a single multimedia object or to all the multimedia objects of the web page;
• the declarative document comprises a header, and the or each declarative element of or of each resource is included in this header and is applicable to all the multimedia objects of the web page;
• the declarative document comprises a root and the or each declarative element of or of each resource is included in this root and applicable to all the multimedia objects of the web page; and the or each declarative element of or of each resource comprises at least one network resource characterization parameter among the group comprising a rate and / or a delay and / or a jitter and / or a loss rate and / or a priority and / or at least one resource characterization parameter of the terminal among the group comprising an available capacity of a microprocessor, an available capacity of a memory and characteristics of the rendering device.
• a tolerance is provided for each parameter.
• the web browser can offer the degraded restitution in adequacy with the indicated tolerance.
• the subject of the invention is also a method for managing resources necessary for the restitution of at least one web page composed of at least one multimedia object and a declarative document comprising at least one declarative element of or of each multimedia object.
• said web page being intended to be downloaded from a storage device to a terminal via a communication network, the terminal comprising a resource manager, a web browser and a rendering device, said method comprising the following steps:
• said declarative document comprising at least one declarative element of at least one resource necessary for the restitution of or of each multimedia object
• the subject of the invention is also a resource management system necessary for the restitution of at least one Web page, composed of at least one multimedia object and a declarative document comprising at least one declarative element of or of each object.
• multimedia system this system comprising a storage equipment of or of each web page, a communication network and a terminal capable of downloading the or each web page from the storage equipment via the telecommunication network, characterized in that what it includes a terminal.
• FIG. 1 is a schematic view of the architecture of the resource management system according to the invention
• - Fig.2 is a schematic view of a web page according to the invention.
• FIG. 3 is a diagram illustrating the resource management method according to the invention.
• the resource management system 2 according to the invention is illustrated schematically in FIG. This comprises server-type storage equipment 4, a communication network 6 and a terminal 8.
• the storage equipment 4 comprises an interface 10 for communication with the network 6, for example a TCP / IP interface (TCP and IP).
• IP are communication protocols standardized by the IETF (Internet Engineering Task Force) working group and a database 12 containing a large number of computer files. in Web language, hereinafter referred to as "Web pages”.
• These web pages 14 are designed by web page publishers offering services such as, for example, search engine services, press services, music or movie sales websites. These web pages are intended to be controlled by users of terminals 8 and to be downloaded on these terminals 8, via the network 6.
• the web pages 14, as shown in Fig.2, include multimedia objects 15, 16, 17 and a declarative document 18 in Web language.
• Multimedia objects 15, 16, 17 are, in particular, image, audio, video, web page, application or executable software.
• the web page 14 comprises a video type object 15, an audio type object 16 and a Java application 17.
• the declarative document 18 is divided into three parts composed of a root 19, a header 21 and a body 20.
• the header 21 and the root 19 comprise a set of administrative data governing the entire web page 14.
• the body 20 contains a navigation element 22 able to define the content such as, for example, the input fields, the text content, the data tables, for example in an HTML or XHTML language, of the web page 14.
• This navigation element 22 allows the return of the web page 14 on the terminal 8 of the user either in the form of data (text, image, video) displayed on a screen, either in the form of sound on a loudspeaker, or in the form of dynamic modifications of the data already displayed on a screen, such as for example a modification of the battery level of the terminal or an action on a terminal interface such as launching a phone call.
• data text, image, video
• dynamic modifications of the data already displayed on a screen such as for example a modification of the battery level of the terminal or an action on a terminal interface such as launching a phone call.
• the body 20 further comprises three navigation elements 23, 24, 25 which are declarative of the multimedia objects 15, 16 and 17 (the declarative elements 23, 24, 25 are distinct from the declarative document 8).
• These elements 23, 24 and 25 comprise characterization parameters of the multimedia objects 15, 16 and 17 and location and identification information of these multimedia objects in the form of Web addresses also called "URI addresses" (in English: Universal Resource Identifier, pointing to multimedia objects 15, 16, 17.
• URI addresses in English: Universal Resource Identifier, pointing to multimedia objects 15, 16, 17.
• Navigation elements 22, 23, 24 and 25 are standardized by the World Wide Web Consortium (W3C). ).
• the body 20 further comprises navigation elements 26, 27, 28 declaring the resources required for the reproduction of the multimedia objects 15, 16, 17.
• the element 26 is declarative of the resources necessary for the restitution of the video-type object 15.
• the element 27 is declarative of the resources necessary for the restitution of the audio-type object 16.
• the element 28 is declarative resources required for the return of the Java application 17.
• Each navigation element 26, 27 and 28 defines, between two tags, parameters characterizing the hardware and software resources necessary for the complete and optimal reproduction of each multimedia object 15, 16, 17.
• Each of these parameters can be associated with a tolerance value defining the permissible degradation for these parameters.
• a default tolerance value can be predefined by the terminal 8.
• the resources necessary for the complete and optimal reproduction of the multimedia objects 15, 16, 17 comprise resources, schematically represented by the references 31, 32 and 33 among the set of resources of the network 6 represented schematically by the reference 29 and resources represented. schematically by the references 34, 35 and 36 among all the resources of the terminal 8 schematically represented by the reference 30. The nature of these resources will be explained later in the description.
• the communication network 6 is a network for example of GPRS type (in English: General Packet Radio Service, in French: general packet radio service) or network type. It comprises a network of servers forming the resources schematically represented by the reference 29.
• the resources 29 of the network 6 are characterized by parameters such as the bit rate, the delay, the jitter and the loss rate.
• the rate is the amount of data transmitted per unit of time, such as, for example, 5000 bytes per second.
• the delay is the travel time between two devices connected to the network 6, for example, between the storage equipment 4 and the terminal 8 of the user. This time takes into account the transit time by all intermediate equipment such as routers, switches, transmission times in cables, etc.
• the jitter is the variation of flow as a function of time.
• the loss rate is representative of the deterioration of the information transmitted. It is expressed as a percentage representing the ratio of information deteriorated by the information transmitted. It is, for example, equal to 0.01%.
• the priority allows the equipment of the network 6 to preferentially treat certain multimedia objects with respect to others.
• the navigation element 25 is declarative of the image 15 and the navigation element 26 is declarative of the resources 31 and
• the resources include a 64000 bit rate, a 130 millisecond delay, and a required memory space in the 3500 octet terminal 8.
• the user's terminal 8 comprises, inter alia, an interface 39 for communication with the network 6, for example of the TCP / IP interface type, a human-machine interface 40, a microprocessor 44, a memory 46 for storing data and a resource manager 47.
• the human-machine interface 40 comprises, in particular an input device or input device such as a keyboard (the human voice control is possible), a loudspeaker and a playback device. 41 such as, for example, a display screen.
• the memory 46 may be a nonvolatile memory, or of ROM type (in English: Read OnIy Memory; in French: read-only memory), or EEPROM (in English: Electrically Erasable Programmable Read OnIy Memory; in French: read-only memory programmable and electrically erasable), or a RAM (in English: Ran- dom Access Memory; in French: RAM), or a flash card or equivalent.
• ROM type in English: Read OnIy Memory; in French: read-only memory
• EEPROM in English: Electrically Erasable Programmable Read OnIy Memory; in French: read-only memory programmable and electrically erasable
• RAM in English: Ran- dom Access Memory; in French: RAM
• the resource manager 47 is able to manage the resources of the terminal for the various modules or applications of the terminal 8 requesting resources. These resources are schematically represented in the manager 47 by the reference 30. They include, in particular, the resources of the microprocessor 44 (computing power) and the resources of the memory 46 (size of the disposable memory). Thus, the manager 47 is adapted to know at any time the power and the available computing capacity of the microprocessor 44 and the available capacity of the memory 46. The manager 47 is also able to request the allocation of resources among the resources available on the network 6. For this purpose, it is able to consult the equipment of the network 6, via the interface 39 of communication.
• the request for allocation of resources from the manager 47 to the equipment of the network 6 is carried out, for example, by the IETF RSVP protocol (resource reSerVation Protocol).
• References 31, 34; 32, 35 and 33, 36 schematically represent the quantities of resources necessary for the complete and optimal reproduction of the multimedia objects 15, 16 and 17, respectively.
• the terminal 8 further comprises a web browser 48 and an application interface 50 for communication between this browser 48 and the manager 47 as well as an application interface 52 for communication between the browser 48 and the rendering device 41.
• the Web browser 48 is capable of interpreting the navigation elements 22, 23, 24, 25, 26, 27 and 28 included in the declarative document 18 of the web page 14.
• the web browser 48 is capable of interpreting the navigation elements 26, 27 and 28 relating to the resources required for the reproduction of the multimedia objects 15, 16, 17.
• the manager 47 is adapted to ask the manager 47 for the allocation of resources represented by the references 31, 34; 32, 35 and 33, 36 and declared by each of the navigation elements 26, 27, 28, respectively.
• resources include hardware infrastructure and software resources related to network 6 and terminal 8.
• the Web browser 48 When the manager 47 can not allocate the resources represented by the references 31, 34; 32, 35 and 33, 36 and necessary for the reproduction without degradation (complete and optimal) and as defined by the publisher of the Web page, multimedia objects 15, 16 and 17, the Web browser 48 is suitable for generating and to transmit a message on the screen 41, through the interface 52. This message informs the user of the terminal 8 that his terminal is not able to return the web page 14 requested under conditions in accordance with download conditions optimally and possibly proposing a degraded restitution of this Web page 14.
• Degradations are indicated in the resource declaration as a tolerance for each specified parameter.
• the manager 47 can allocate the resources represented by the references 31, 34; 32, 35 and 33, 36 and necessary for the return of the multimedia objects 15, 16, 17, the web browser 48 is able to trigger the download and the return of these objects.
• the interface 50 is an application interface of the API DOM (Application Programming Interface) type, written from the W3C DOM (Document Object Model) language. It models the behavior of a physical interface of the terminal 8, so that a web page 14 using this interface acts on the associated physical interface of the terminal 8.
• This API DOM type interface is independent of the user terminal and is portable. on any type of terminal and even any type of computer equipment.
• the method for managing the resources necessary for the return of the web page 14 includes a step 100 of downloading the declarative document 18, the storage equipment 4 to the user's terminal 8, by the user. network intermediary 6.
• the Web browser 48 interprets the navigation elements 22, 23, 24, 25, 26, 27 and 28 included in the document 18 and in particular the navigation elements 26, 27 and 28 declarative resources represented by references 31, 34; 32, 35 and 33, 36 and necessary for the complete, optimal and as defined by the editor of the Web page of the video type object 15, the audio type object 16 and the Java application. 17. Then, it transmits to the resource manager 47, a request for allocation of each resource represented by the references 31, 34; 32, 35 and 33, 36 is necessary for the reproduction of each multimedia object 15, 16 and 17.
• the manager 47 requests the allocation of the resources represented by the references 31, 34; 32, 35 and 33, 36, among the resources represented by the references 30 and 29 available respectively, on the terminal 8 and in the network 6.
• the manager 47 informs the browser
• the manager 47 informs the web browser 48, during a step 108.
• the browser 48 then transmits an information message to the user of the terminal 8 via the display screen 41.
• This message includes a proposal for viewing the web page 14 in a degraded mode.
• the management method stops during a step 110 (end).
• the method continues with step 107.
• the terminal 8 is a terminal of any type such as for example a server, a personal computer, a fixed or mobile phone, home equipment such as a television, industrial equipment such as a central monitoring, commercial equipment as an interactive terminal.
• the interface 50 is a proprietary interface.
• the declarative document 18 comprises only one declarative navigation element of the set of resources required for all the multimedia objects 15, 16 and 17 and corresponding to the sum of the resources required for each multimedia object.
• a navigation element 26 declaring the resources necessary for the restitution of the multimedia objects, is inserted in the header 21 of the declarative document 18.
• the resource or resources requested are for all the multimedia objects.
• the heading 21 of the document 18 can be formulated as follows:
• 34, 35 and 36 necessary for the restitution of all the multimedia objects 15, 16, 17 of the web page 14 comprises a bit rate of 64000 bits, a delay of 125 milliseconds and a required memory space in the terminal 8 of 9125 bytes .
• a declarative element of the necessary resources is inserted in the root 19 of the declarative document 18 of the web page.
• the method according to the invention does not include a step of proposing viewing of the web page in a degraded mode and stops after sending the message to the user informing him of the non possibility of complete restitution of the web page.
• the resource manager 47 is also able to manage the resources of the storage equipment 4.
• the resource declaration elements 26, 27 and 28 are also able to contain resource information relating to the storage device. server 4 and necessary for the optimal and complete reproduction of multimedia objects.

Landscapes

• Engineering & Computer Science (AREA)
• Computer Networks & Wireless Communication (AREA)
• Signal Processing (AREA)
• Databases & Information Systems (AREA)
• Theoretical Computer Science (AREA)
• Multimedia (AREA)
• Physics & Mathematics (AREA)
• Data Mining & Analysis (AREA)
• General Engineering & Computer Science (AREA)
• General Physics & Mathematics (AREA)
• Computer Security & Cryptography (AREA)
• General Business, Economics & Management (AREA)
• Business, Economics & Management (AREA)
• Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
• Information Transfer Between Computers (AREA)

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Publications (1)

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• 2004
  • 2004-12-06 FR FR0412960A patent/FR2879059A1/fr active Pending
• 2005
  • 2005-12-05 EP EP05824582A patent/EP1820320A1/de not_active Withdrawn
  • 2005-12-05 US US11/791,484 patent/US20080005178A1/en not_active Abandoned
  • 2005-12-05 WO PCT/FR2005/003033 patent/WO2006061496A1/fr active Application Filing

Non-Patent Citations (1)

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