EP2483881B1 - PROCÉDÉS ET DISPOSITIFS DE COMMANDES À DISTANCE PAR UN SERVICE UPnP - Google Patents

PROCÉDÉS ET DISPOSITIFS DE COMMANDES À DISTANCE PAR UN SERVICE UPnP Download PDF

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Publication number
EP2483881B1
EP2483881B1 EP10773657.1A EP10773657A EP2483881B1 EP 2483881 B1 EP2483881 B1 EP 2483881B1 EP 10773657 A EP10773657 A EP 10773657A EP 2483881 B1 EP2483881 B1 EP 2483881B1
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European Patent Office
Prior art keywords
entity
controlled
upnp
command
control
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EP10773657.1A
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German (de)
English (en)
French (fr)
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EP2483881A2 (fr
Inventor
Vincent Murphy
Roberto Agro
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Orange SA
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Orange SA
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    • G—PHYSICS
    • G08—SIGNALLING
    • G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
    • G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
    • G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
    • G—PHYSICS
    • G08—SIGNALLING
    • G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
    • G08C2201/00—Transmission systems of control signals via wireless link
    • G08C2201/30—User interface
    • G—PHYSICS
    • G08—SIGNALLING
    • G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
    • G08C2201/00—Transmission systems of control signals via wireless link
    • G08C2201/40—Remote control systems using repeaters, converters, gateways
    • G08C2201/42—Transmitting or receiving remote control signals via a network
    • G—PHYSICS
    • G08—SIGNALLING
    • G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
    • G08C2201/00—Transmission systems of control signals via wireless link
    • G08C2201/90—Additional features
    • G08C2201/92—Universal remote control
    • G—PHYSICS
    • G08—SIGNALLING
    • G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
    • G08C2201/00—Transmission systems of control signals via wireless link
    • G08C2201/90—Additional features
    • G08C2201/93—Remote control using other portable devices, e.g. mobile phone, PDA, laptop

Definitions

  • the present invention is directed to remote control methods and devices by a UPnP service (acronym for "Universal Plug and Play” for universal connection and use). It applies in particular to the substitution of commands transmitted by infrared radiation by a UPnP service.
  • the technical field of the present invention relates to audiovisual services and, in particular, remote control of a remotely controllable device using UPnP commands.
  • Digital home electronics has seen the advent of consumer electronics devices that allow the use of DLNA (Digital Living Network Alliance for Digital Living Network Alliance) and UPnP, such as digital television set-top boxes, audio devices and video and game devices.
  • DLNA Digital Living Network Alliance for Digital Living Network Alliance
  • UPnP Digital television set-top boxes, audio devices and video and game devices.
  • Media Renderers equipment
  • Media Players or “MP”
  • MC Media Controller
  • DMS digital metering
  • DMR digital metering
  • DMC digital metering
  • a "digital media renderer” must include the “ConnectionManager” (for connection manager) and “RenderingControl” (for rendering control) services and, in general, include the “AVTransport” service (for audio-video transport) .
  • the Control Point software coupled with a human-machine interface (or "HMI"), allows a user to select a content (eg video, audio or image) made available by a "media server” and to broadcast on the "media renderer” of his choice.
  • a content eg video, audio or image
  • the mobile Nokia N95 registered trademarks
  • the Control Point or digital media controller Once the Control Point or digital media controller has discovered a UPnP entity in the network, it obtains a description of that entity (called a device description) using a URL included in the discovery message. Then, from the URL contained in this description of this entity, it obtains for each service implemented by this entity, a service description comprising a list of UPnP commands or invokable actions, as well as the possible parameters for each of its actions.
  • the service description also includes a list of state variables that describe the current state of the service when it is run.
  • US2002 / 130834 describes an electronic control device on which a graphic simulation is displayed for the control of other electronic devices to be controlled.
  • WO 2006/082498 describes the use of a manual remote control emitting infrared light signals or radio signals to devices to be controlled, according to the prior art described below.
  • US 2004/0249925 describes a wireless terminal that can be used instead of a remote device remote control.
  • the remote device converts the command data to the appropriate key code for processing by the IP input adaptation layer before being sent to the main program of the device to be controlled.
  • the conventional remote control is often powered by batteries that must be replaced, unlike mobile type terminals that have, as standard, rechargeable batteries and chargers associated.
  • the communications are unidirectional, from the remote control to the decoder.
  • the remote control also has no display capability or presentation of information from the decoder.
  • the remote control is only provided in one copy with a decoder. When it is damaged or lost, the remote control becomes impossible and a new remote compatible with the old one must be obtained. Similarly, when two people want successively remote control the same device, they must pass the remote control by hand.
  • the present invention aims to remedy these disadvantages.
  • the present invention aims, according to a first aspect, a method of remote control of a device to be controlled using a command processing module, characterized in that it comprises a step of implementation, on said control device, a remote control application, which, following detection of at least one interaction of a user with a user interface associated with said application, invokes via a network at least one action of a command reception service, implemented in the device to be controlled and transmitting to said command processing module at least one control code representing said interaction.
  • UPnP UPnP entities declare the functions associated with the services they implement in accordance with a feature discovery mechanism and discovery feature discovery.
  • the device to be controlled has a new remote control channel passing, from the user, by the user interface associated with the application and by the command reception service to arrive. to the command processing module of the device.
  • the command processing module is adapted to receive the same said control code from said hardware interface.
  • control input e.g., a control input hardware interface
  • the order acceptance service thus offers a new control mode, complementary to a control mode by means of a hardware interface.
  • the order receiving service makes it possible to receive and transmit to the command processing module command codes from the control device, these command codes being identical to those from the hardware interface.
  • the command codes transmitted to the processing module represent actions that can be performed on a hardware input control interface of said device to be controlled.
  • the implementation of the present invention makes it possible to set up new remote control mechanisms by replacing infrared codes with a UPnP command syntax.
  • control input hardware interface infrared remote control, keyboard, buttons, knobs or other actuators on the equipment housings, etc.
  • a software interface for generating control codes representative of actions that can be operated on such a hardware interface control input.
  • this new UPnP service has been defined and implemented both on the UPnP Control Point side, for the Invoke Actions part, and on the Device side to be controlled, for the implementation. implementation of the Order Receipt Service.
  • the invention thus provides means for replacing a local control (keypad of the device to be controlled) or remotely, in particular a conventional remote control (with radii and infrared codes), with a device implementing the new command reception service.
  • control application obtains a file defining the action (s) to be invoked and / or possible action parameters according to the user's interactions with the user. user interface.
  • the present invention is not limited to infrared remote control key codes but extends to any control code representative of actions that may be performed on a control input hardware interface, provided that order receipt is identified by the remote control application.
  • the method which is the subject of the present invention, as briefly described above, comprises a step of configuring the user interface in accordance with a configuration file obtained by said application and defining graphic elements representing elements control input of a control input hardware interface of said device to be controlled.
  • the configuration file is specific to the device to be controlled.
  • the configuration file specifies a type of user interaction with each element of the user interface with which the user can interact, the actions invoked and / or parameters of these actions depending on the type interaction detected.
  • the present invention aims at a remote control method of a device to be controlled using a command processing module, characterized in that it comprises a step of implementation, on the device to be controlled. of a command-receiving service which executes actions invoked via a network by a remote control application and which transmits to said command processing module command codes representing user interactions with a user interface associated with it. said remote control application.
  • said application is integrated in a UPnP entity and the command reception service is a UPnP service.
  • the method that is the subject of the present invention comprises a step of discovery, by the application of remote control, of a device of a network implementing the service of receiving remote control and, at least in the case where more than one such device is discovered, a step of presenting the discovered devices and a step of selecting, by the user, one of the discovered devices, said invocations being addressed to the selected device.
  • the remote control object of the present invention can be used to control all infrared remote control equipment, and more generally those having a hardware input control interface.
  • the invention aims in particular at providing entities of the network to which the equipment is connected, a command reception service designed to transmit command codes to a command processing module, this module being capable / designed to receive these same command codes of a hardware input command interface.
  • command codes represent actions that can be performed on a hardware input control interface of said device to be controlled.
  • control codes represent simple, double or long user interactions with a touch of a hardware input control interface of said device to be controlled.
  • At least one invoked action represents a string of characters entered with said user interface.
  • the present invention thus allows new features, such as, for example, the remote search of files or artwork by their title, author, interpreter or any other reference using a string of characters.
  • the command codes represent a key press or release of a hardware input control interface of said device to be controlled.
  • one touch-key type of management includes the support and release of elements of the user interface and another type of management does not include them. These releases and releases allow the remote control reception service to take into account the duration of the interaction and to differentiate a long support from a short support.
  • the present invention is directed to a control device and a device to be controlled.
  • the device for remote control of a device to be controlled using a command processing module characterized in that it comprises means for implementing a remote control application, adapted, following a detection of at least one interaction of a user with a user interface associated with said application, to invoke, via a network, at least one action of a command reception service, implemented in the device to be controlled and transmitting to said command processing module at least one command code representing said interaction.
  • the device to be controlled using a command processing module characterized in that it comprises means for implementing a command reception service adapted to perform actions invoked via a network by a remote control application and transmitting to said command processing module command codes representing user interactions with a user interface associated with said remote control application.
  • keyboard a keyboard or a hardware interface of control input of the device to be controlled.
  • the figure 1 represents only one control device and only one device to be controlled. However, the present invention also applies to the remote control of a plurality of devices to be controlled by a single control device.
  • FIG. 1 a remote control device 105, a conventional infrared remote control 110 and a remote control device 150.
  • the device to be controlled 105 is any device integrating a UPnP entity, implementing a UPnP service defined in the UPnP standard (for example a UPnP media server, a UPnP media renderer or a Digital Media Printer, or "DMPr" printer). , etc.) and further implementing a command-receiving service as defined in the present invention.
  • a UPnP service defined in the UPnP standard (for example a UPnP media server, a UPnP media renderer or a Digital Media Printer, or "DMPr" printer). , etc.) and further implementing a command-receiving service as defined in the present invention.
  • the device to be controlled 105 is for example a decoder, a hi-fi system, a general-purpose computer, a radio, a television, or a set-top box that can be controlled by a local keyboard, by optical signals. or electric, powerline, WiFi or Bluetooth (registered trademarks).
  • the device to be controlled can be controlled by a control input hardware interface, for example by an infrared remote control 110.
  • the remote control 110 has keyboard keys 115, an encoder 117 which provides a key code for each pressing on one of the keys of the keyboard 115 and an infrared signal transmitter 120 which modulates infrared signals representative of the key codes generated by the encoder 117.
  • an infrared signal receiver 125 receives these signals and demodulates them before transmitting them to a control processing module 130.
  • the control processing module 130 after interpretation of received key codes, activates one or more of the functions 135 of the device 105.
  • remote control means implemented in both a control device 150 and at least one control device 105 are added.
  • the control device 150 is a portable device, for example a mobile telephone. , a PDA, or PDA, or a handheld or portable computer.
  • the remote communication module 165 communicates through a local area network (not shown) with a remote communication module 167 of the device to be controlled 105.
  • the reception and control interpretation service 170 receives, via the module 167, UPnP action invocation requests, interprets these commands and their possible parameters, and transmits to the command processing module 130 command codes resulting from this interpretation.
  • the service 170 hereinafter referred to as "RemoteControl” service, thus serves as an interface making it possible to make available to the UPnP entities of the local network, the control mode implemented by the command processing module 130 and the functions 135.
  • the command processing module 130 is able to receive and process both key codes, emitted by means of an infrared signal from the remote control 120, and control codes, derived from UPnP commands conveyed through the local network by invoking UPnP actions proposed by the "RemoteControl" service 170.
  • the device to be controlled 105 also implements a UPnP entity of the "digital media renderer” or DMR 175 type, which, in accordance with the UPnP standard, implements the "ConnectionManager” (for connection manager) and “RenderingControl” services (for rendering control) and, in general, includes the "AVTransport” service (for audio-video transport).
  • This set of standard services is represented on the figure 1 171.
  • the requests for invoking actions of these services are also transmitted through the remote communication module 165, the local network and the remote communication module 167.
  • the "RemoteControl” service 170 is preferably performed as a UPnP service of a UPnP entity / device.
  • the "RemoteControl” service 170 is implemented by the UPnP entity 175 (or device DMR, according to the UPnP terminology).
  • UPnP entity 175 or device DMR, according to the UPnP terminology.
  • the device to be controlled 105 can also be an equipment integrating a UPnP entity implementing, as sole service, the UPnP control receiving service as defined in the present invention.
  • the figure 2 represents an exchange of messages to change the channel on a decoder 105. It is assumed that the application 160 allowing the remote control operates on a mobile phone 150 and, through its user interface, displays the user a list channels each identified by a channel number and graphic elements representing keys on a numeric keypad, bearing the numbers "0" to "9".
  • the command application invokes actions of the "RemoteControl" service 170.
  • the application DMC is aware, for all the user interface elements allowing a user interaction, of each action to be invoked (for example an action or sequence of actions, possibly triggered by "macros"), key codes to be used as parameters and the type of interactions to be detected.
  • an action can be invoked for a plurality of detected interactions.
  • the application DMC 160 may for example be used to send an alphanumeric character string that a user would have entered by multiple interactions with a portion of the user interface representing an alphanumeric keyboard.
  • the character string is for example transmitted as a parameter of a "SendKeyCodeSequence" action designed for this purpose.
  • the action invocation requests including the key codes and any information on the type of key press, are transmitted by the application 160 and addressed to the "RemoteControl" service 170 and detected in accordance with the intended discovery protocol. in UPnP.
  • the "RemoteControl” service 170 Upon receipt of an action invocation request by the "RemoteControl” service 170 and its possible parameters, the latter translates this request into command codes and then transmits these command codes to the processing module 130.
  • the application DMC 160 thus designates the application that allows a user to control UPnP devices of a home network that implement the "RemoteControl” service 170.
  • the application DMC 160 is composed of a user interface ("UI"). for "User Interface”) and a UPnP DMC module enhanced by the ability to detect and invoke actions of the "RemoteControl” service 170.
  • UI user interface
  • UPnP DMC module enhanced by the ability to detect and invoke actions of the "RemoteControl" service 170.
  • the application 160 is able to present to the user, on the screen 155, in a specific manner, the UPnP devices that implement the "RemoteControl” service. For example, when the application 160 displays the list of UPnP devices of the home network, each device implementing the "RemoteControl” service 170 is identified by a remote control icon. By selecting this icon, the user enters a "remote control" mode of the device 105 in question and screens specific to this remote control are displayed on the screen 155, through the user interface.
  • buttons and other interactive graphic elements are configurable. Indeed, the list of buttons and other interactive graphic elements, their layout and the associated key codes are described in an XML configuration file that the DMC controller application 160 obtains during its initialization. This file is either pre-recorded by the DMC application in a predefined file directory, or transmitted by the "RemoteControl" service 170 to the DMC application on receipt of a request defined for this purpose or obtained by means of a URL provided by the RemoteControl service 170.
  • each interaction at one of the buttons or other interactive graphic element of the user interface causes one or more key codes to be sent by means of an UPnP action invocation request.
  • the configuration file defines the action (s) to be invoked and / or possible action parameters according to the interactions of the user with the user interface associated with the command application.
  • the "SendKeyStrokeEvent” action reports a keystroke to the "RemoteControl” 170 service. It includes the following parameters: Argument Direction Linked state variable KeyCode IN A_ARGTYPE_KeyCode strokeType IN A_ARGTYPE_StrokeType Error code Error description Description 801 Invalid Key Code the code is not valid 802 Invalid Stroke Type typing type is invalid
  • the "SendKeyPressEvent” action reports a key press to the "RemoteControl” 170 service. It includes the following parameters: Argument Direction Linked state variable KeyCode IN A_ARGTYPE_KeyCode presstype IN A_ARGTYPE_PressType Error code Error description Description 801 Invalid Key Code The code is not valid 802 Invalid Press Type The typing type is invalid
  • the "RemoteControl” 170 service makes it possible to manage different key press durations ("SINGLE” for a short press, “DOUBLE” for two short presses and “LONG” for a long press) and more events. low level (of type pressing or releasing keys).
  • the configuration file therefore specifies the type of interaction to be detected for each graphical element representing a button, especially if the user interface, the UI module, is to perform PUSH / RELEASE (or press / release) management for the button. and, in this case, send the events down level "PUSH” (press) and “RELEASE” (released) via the action "SendKeyStrokeEvent ()".
  • the name of the screen configuration file can be chosen based on properties specified in the UPnP entity description. For example, the "modelName" property of a UPnP entity is used to retrieve the name of the screen configuration file. For example, if the modelName of an STB decoder is "TV Decoder", the configuration file is "decoder_tvRemoteConfig.xml".
  • the attribute "position” makes it possible to specify a position of the button in the screen.
  • the screen presents the buttons in the form of a grid and each box of the grid is numbered and associated with a button.
  • UPnP allows the definition, discovery and control of UPnP entities present on the network ("network devices").
  • an application 160 implementing a user interface, implemented on the control device or on a remote device communicating with the control device, which detects interactions with the control device, is initialized on the control device 150.
  • a "RemoteControl" service 170 is initialized on at least one command device 105, which receives, from the application 160, action invocation requests, translates them into action. control codes then transmits these command codes to the command processing module 130.
  • each of the devices 105 and 150 joins the UPnP network, automatically obtaining a unique address that the network entities can use to communicate with this device.
  • each of the devices 105 and 150 summarizes its services and capabilities in a standard format.
  • the device to be controlled 105 indicates that it has the "RemoteControl" service 170.
  • a UPnP entity gives a list of the services it provides, in documents based on XML.
  • the description of UPnP includes a URL to access a description of each service provided by that entity.
  • a service description provides detailed information about this service, the actions this service provides, the service settings, and its return value.
  • the device 105 is detected by UPnP Control Points, in particular by the device 150, which learn the capabilities of the device 105 to obtain its description.
  • the discovery phase defines how an UPnP entity announces its presence and how UPnP Control Points discover it by implementing the Simple Service Discovery Protocol (SSDP).
  • SSDP Simple Service Discovery Protocol
  • This SSDP protocol extends HTTP protocol headers to provide a simple discovery protocol based on a multicast broadcast.
  • this UPnP entity is periodically signaling itself on the network.
  • This periodic communication as well as the responses during discovery phases include a URL of the XML description document.
  • This URL provides UPnP Control Points with the information they will need to retrieve descriptions of this UPnP entity and its services.
  • the description documents are found by the UPnP Control Points and scanned, or "parsed", to know the UPnP entity well.
  • a vendor can add extensions beyond the basic functions and include them in the description documents. This extension mechanism allows a Point to UPnP control to prefer an optional or vendor-specific interface to a standard interface.
  • the device 105 processes the requests that come to it from the UPnP Control Points, in particular from the device 150.
  • the UPnP Control Points invoke the actions of a service of a UPnP entity.
  • UPnP relies on the Simple Object Access Protocol (SOAP) for controlling a UPnP entity.
  • SOAP Simple Object Access Protocol
  • This protocol unites XML and http to provide web-based messages and remote call procedure mechanisms: XML expresses the contents of the message while HTTP sends the messages to their destinations.
  • SOAP protocol is specified as a set of conventions that govern the format and rules for processing SOAP messages.
  • the device 105 During an event processing phase 335, the device 105 notifies the control points that have subscribed to this notification, each modification of its internal state.
  • the device 105 provides an administration interface based on HTML code to allow the direct manipulation and monitoring of the device 105.
  • Each of the UPnP phases is related to protocols. Note that the device 105 can provide the URL of a presentation page in the description of the device.
  • the user interacts with the user interface.
  • the user interface detects each interaction of the user with the user interface.
  • the application 160 invokes actions, including any parameters, representing said interactions.
  • the invocation request is transmitted to the device 105.
  • the "RemoteControl" service 170 receives the action invocation request, that is to say receives a UPnP command.
  • the "RemoteControl" service 170 interprets this command to generate one or more command codes that it transmits to the command processing module 130.
  • the command processing module interprets the command code (s) received, in order to activate the function (s) 135 corresponding to these command codes.
  • each UPnP entity can offer a large number of services, each service having its own unique type of service. This is how departments define the real features of this entity.
  • a Control Point is a network entity that invokes a feature of a UPnP entity.
  • the Control Point is the client and the UPnP entity is the server.
  • Control Points invoke actions on services, providing any required input parameters and receiving any output parameters and possibly a return value.
  • a Control Point discovers UPnP entities, invokes actions on the services of these UPnP entities and subscribes to event notifications. For its part, a UPnP entity responds to action invocations, sends events when state variables change, and supports a web page for an administrative control, called page ("page layout"). ).
  • the UPnP remote gives the potential to design and develop new infrared-based control mechanisms that enrich the UPnP interfaces that these devices already have.
  • the UPnP standard has been retained in this description because it is one of the best candidates for compatibility, interoperability and simplicity of development. However, the principles of the invention are also applicable to other standards for remote control of equipment.
  • the invention not only the users can control the DMR services of their decoder, but also have a user interface also offering the equivalent of the buttons of the remote control and access to the more advanced functions of the decoder which can thus be fully piloted from any DMC control point that implements the remote control application.
  • This remote control application can be implemented in any type of terminal capable of communicating through the network to which the device to be controlled is connected.
  • the end user can therefore use his mobile phone or any other communicating device to control all services available on the device to be controlled, which allows to evolve beyond the conventional infrared remote control.
  • the present invention allows the complete remote control of a decoder via UPnP, including basic functions such as changing channels, accessing a menu, information, to start a play ("play"), stop playback, change playback range, change colors, move up, down, right or left, etc.
  • an application implementing a UPnP "Control Point" which has been configured to also include the UPnP remote control application 160 is able to control the decoder via its associated graphical interface. this application.
  • the present invention also brings new functionalities, in particular because of the possibility offered to the user to drive, from one and the same user interface, several devices each incorporating a "RemoteControl” service 170: for example, the simultaneous control of a recording device (or “DVR” for "Digital Video Recorder") and a television for a programming of a recording of content or the simultaneous control of two separate TVs, for example, likely to broadcast the same audiovisual program.
  • a recording device or "DVR" for "Digital Video Recorder”
  • the remote control application 160 can be used to control all infrared-controllable equipment incorporating a UPnP entity, for example of the "Digital Media Renderer" type.
  • the user's experience goes beyond the functionalities allowed at the decoder by the UPnP (Digital Media Renderer) entity integrated therein.
  • the UPnP entity of the decoder allows it to be remotely controlled.
  • the present invention aims at defining a new service in terms of UPnP in order to allow the total control of the decoder by means of a single remote control application, that is to say the activation of both the functions of the pre-existing UPnP entity and basic functions, the latter being activable until now only by means of a remote control or buttons of the decoder.
  • the user will be able to take his mobile phone integrating this application of control, with some consequent modifications to this new service and to be able to control completely all the services audio and video on their television which arrive by the decoder or services musical on a device Hifi.

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  • Computer Networks & Wireless Communication (AREA)
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EP10773657.1A 2009-09-30 2010-09-29 PROCÉDÉS ET DISPOSITIFS DE COMMANDES À DISTANCE PAR UN SERVICE UPnP Active EP2483881B1 (fr)

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FR0956812 2009-09-30
PCT/FR2010/052047 WO2011039471A2 (fr) 2009-09-30 2010-09-29 PROCEDES ET DISPOSITIFS DE COMMANDES A DISTANCE PAR UN SERVICE UPnP

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CN102667885A (zh) 2012-09-12
KR101793964B1 (ko) 2017-11-06
EP2483881A2 (fr) 2012-08-08
WO2011039471A3 (fr) 2011-05-26
CN102667885B (zh) 2016-03-30
KR20120099422A (ko) 2012-09-10

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