Classifications

• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04W—WIRELESS COMMUNICATION NETWORKS
  • H04W36/00—Hand-off or reselection arrangements
  • H04W36/24—Reselection being triggered by specific parameters
  • H04W36/30—Reselection being triggered by specific parameters by measured or perceived connection quality data
  • H04W36/302—Reselection being triggered by specific parameters by measured or perceived connection quality data due to low signal strength
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04W—WIRELESS COMMUNICATION NETWORKS
  • H04W76/00—Connection management
  • H04W76/10—Connection setup
  • H04W76/15—Setup of multiple wireless link connections
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04W—WIRELESS COMMUNICATION NETWORKS
  • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
  • H04W88/08—Access point devices
  • H04W88/10—Access point devices adapted for operation in multiple networks, e.g. multi-mode access points
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04W—WIRELESS COMMUNICATION NETWORKS
  • H04W92/00—Interfaces specially adapted for wireless communication networks
  • H04W92/04—Interfaces between hierarchically different network devices
  • H04W92/10—Interfaces between hierarchically different network devices between terminal device and access point, i.e. wireless air interface

Definitions

• the invention relates to a device for mobile interconnection, an autonomous device, external, enabling the connection to a mobile communication network (wide area network) of a terminal such as a PC, a touch pad, a smartphone, a telephone, a display screen, video projector, etc.
• a mobile communication network wide area network
• Such devices have relatively low data rates, limited to the locally available bit rate, near the devices, on the wide area network to which they are connected, and thus provide an unsatisfactory service.
• these devices do not make it possible to simply connect display terminals that do not internally have wireless transmission / reception means.
• the invention proposes a new interconnection device, making it possible to overcome all or part of the disadvantages of known interconnection devices. More specifically, the invention relates to an interconnection device, comprising:
• a wide area network interface arranged to establish a connection with a base station of a plurality of cellular network type wide area networks
• a LAN interface arranged to allow communication between a local device and the WAN interface.
• the device according to the invention makes it possible to have a maximum coverage, and therefore a service that is as wide as possible geographically. .
• the local network is preferably a wireless network, for example of the WIFI type.
• the LAN interface is arranged to share a signal received from the WAN interface between a plurality of local devices.
• a plurality of local devices For example a PC, a tablet, a telephone, etc. simultaneously to a wide area network.
• the wide area network interface may comprise:
• a broadband receiver arranged to continuously receive a plurality of communication signals from a plurality of base stations associated with the plurality of wide area networks having transmission frequencies between 500 and 3000 MHz, and
• a selection device arranged to select a higher power signal from the plurality of received signals, and transmit the selected signal.
• a broadband receiver allows the device according to the invention to receive all the signals of all the extended networks.
• the selection device selects the network, and more specifically the base station of said network, providing the most powerful signal. This ensures the best reception possible at a given time and in a given geographical position of the device according to the invention, if the geographical area is covered by at least one wide area network.
• the selection device is also arranged to continuously select a new signal of greater power from the plurality of received signals. In other words, it changes the base station as soon as it detects a signal of greater power than the signal being transmitted.
• the selection device chooses and continuously transmits the most powerful signal, to guarantee optimum service to the user.
• the WAN interface also includes an amplifier arranged to amplify the plurality of signals received from the broadband receiver and transmit the plurality of amplified signals to the selection device.
• the selection device can easily choose the signal of greater power, including when all the signals received on the receiver have a relatively low power.
• the amplified signal selected is of better quality (higher bit rate, no rate break, etc.) for the local devices that receive it through the LAN interface or through the network interface. audio / video interface.
• the range of the local network interface is larger because of the better quality of the signal. For example, tests have made it possible to print to a printer from a smartphone, both more than 400 m away from the interconnect box, and communicating with each other via the LAN interface.
• the amplifier is also arranged to attenuate the plurality of signals received from the broadband receiver if at least one of the received signals has a power greater than a maximum value, and to transmit the plurality of attenuated signals to the selection device. .
• the amplifier can also operate as an attenuator, when the broadband receiver receives at least one signal whose power is greater than a maximum value, for example when the interconnection device according to the invention is located in the immediate vicinity of the amplifier. a base station of a wide area network. Thus, by rebroadcasting an attenuated signal at the LAN interface, the extended networks in the immediate vicinity are not disturbed.
• the broadband receiver is preferably arranged to:
• a removable memory for example a SIM card, connection data corresponding to a subscription to a wide area network,
• connection data read to all the base stations accessible at a given moment and in a given place to establish a connection with said base stations
• a single WAN subscription is sufficient to allow the broadband receiver to receive all data signals transmitted by all mobile network base stations, including base stations of other WANs owned by other operators. Also, signals can be received from several base stations of the same network. A reception between 500 and 3000 MHz also makes it possible to receive the signals of cellular networks of any type, GSM, 3G, 3G +, 4G, etc.
• the device according to the invention may also comprise a buffer memory, for storing a signal received from the WAN interface and transmitting said signal to the interface of local network.
• the data is temporarily stored by the WAN interface, and is transmitted progressively to the LAN interface according to the connected local devices.
• the received signal may be stored at a first rate, and transmitted at a second rate which may be different from the first rate. This allows better management of the signal transmitted over the local network, depending on the demand of local devices.
• the buffer is preferably arranged to store the received signal, and to transmit the signal shifted by a predefined time to the LAN interface. This allows the interconnection device to continuously provide data to the local devices via the LAN interface, including during a possible break in the data reception by the WAN interface, during an automatic change of base station for example.
• the device according to the invention may further comprise an audio / video interface comprising:
• VIDEO output terminal for enabling the connection of a local device such as a terminal via a wired link in a VIDEO format
• an audio / video decoder arranged to convert a signal received from the WAN interface into a VIDEO format signal and transmit the converted signal to the VIDEO output terminal.
• the device according to the invention thus allows easy wired connection to an extended network of a display terminal, for example a screen, a video projector.
• a display terminal for example a screen, a video projector.
• the VIDEO format of the signal accessible on the VIDEO output terminal is of course adapted to the display terminal that can be connected. For example, we will choose a format HDMI, HDTV, etc. for connecting a screen, video projector, TV, etc.
• the audio / video decoder is also arranged to, if all or part of the filtered signal is an audio signal, convert an audio portion of the filtered signal into a signal in an AUDIO format and transmit the converted signal to a transmitter radio frequency of the audio / video device.
• the audio / video decoder is also arranged to, if all or part of the filtered signal is an audio signal, convert an audio portion of the filtered signal into a signal in an AUDIO format and transmit the converted signal to a transmitter radio frequency of the audio / video device.
• the device according to the invention may further comprise a control device arranged for:
• the control device thus controls the operation of all the components of the interconnection device according to the invention, from user instructions that it receives.
• control device comprises:
• an instruction memory for storing sets of interface control instructions and / or memory, a series of control instructions corresponding to a user instruction
• a microprocessor for executing a series of control instructions based on a received user instruction.
• the instruction transmission device comprises for example:
• a keyboard and / or a mouse connected to the control device, for example by a bluetooth link, and / or
• a touch screen connected to the control device via the audio / video interface, and / or
• a personal computer a touch pad, a smartphone, a telephone, etc., connected to the controller via the LAN interface and / or
• an on-board computer of a vehicle connected to the control device of the interconnection device, for example via a wire connection between the on-board computer and the audio / video interface of the interconnection device according to the invention.
• the instruction transmission device can be any connectable object, connected to the control device via a Bluetooth link, via the LAN interface or via the audio / video interface, and arranged to produce at least one command instruction.
• the interconnection device is particularly interesting because of its universal side. It is indeed designed for fast connection of:
• any type of communication device phone, smartphone, tablet, etc., via a wifi connection
• control accessory keyboard, mouse, etc. via a bluetooth link
• any type of multimedia information broadcasting accessory display terminal, television, etc. via a link in a VIDEO format, audio broadcast speaker via a radio link, etc., paper printer, etc.
• the interconnection device allows:
• the exchange of data or instructions between two devices connected to each other via the interconnection device for example: the image display on a display terminal or the audio broadcast on connected loudspeakers; to the interconnection device, from data stored in a memory of the control device, in a memory of a telephone, a smartphone, a PC, etc. connected to the interconnection device in an external storage device (eg NAS, Network Attached Storage or network storage box) also connected to the interconnection device
• an external storage device eg NAS, Network Attached Storage or network storage box
• the interconnection device according to the invention is also particularly interesting for its ability to receive a signal from a telephony network, including in areas where network coverage is the most risky.
• the interconnection device according to the invention is also particularly interesting for its ability to remain connected and to provide a signal that is stable over time to the local network, even when the interconnection device is moving, when it is used in a network. moving vehicle for example.
• the device according to the invention can also allow easy connection to the wide area network of a vehicle communication system, a system for managing the operation of an industrial installation, a system for managing an installation. heating a building, etc., for remote control of the operation of said system.
• the device according to the invention can also allow the fast connection to the control device of the interconnection device of a connectable device arranged to produce at least one alert instruction, for example:
• a watch arranged to produce an alert signal if a physiological parameter (eg the pulse) of a wearer of said watch is outside an expected range of values
• a fall detection box arranged to produce an alert signal when a fall of a wearer of said detection box is detected
• a control device of a household appliance arranged to produce an alert instruction if a parameter of said appliance (eg the internal temperature of a cold room) is greater than a maximum allowed value
• the control device stores in the instruction memory a series of instructions adapted so that, when it receives an alert signal, the control device transmits the signal. alert to the WAN interface or the LAN interface, for transmission to a remote device such as a central monitoring station, a smartphone of a third party, a mail server of a third party, etc. .
• a remote device such as a central monitoring station, a smartphone of a third party, a mail server of a third party, etc.
• an interconnection device comprising:
• a wide area network interface 10 arranged to establish a connection with a base station of a plurality of cellular network type wide area networks
• a LAN interface 20 arranged to allow communication between a local device and the WAN interface.
• the WAN is a cellular network, a mobile telephone network also allowing access to the mobile Internet.
• the local network is a Wi-Fi network, on which can be connected in a known manner a plurality of local devices: phones, smartphones, printer, etc.
• the LAN interface 20 is arranged to share a signal received from the WAN interface between the set of local devices.
• the interface 20 is also arranged to allow local devices to exchange data and / or instructions between them or to exchange data and / or instructions with a remote device accessible on the wide area network.
• the WAN interface 10 includes a broadband receiver 11 arranged to continuously receive a plurality of communication signals from a plurality of base stations associated with the plurality of WANs; the receiver 11 receives all the signals having emission frequencies between 500 and 3000 MHz.
• the broadband receiver is arranged for:
• connection data read from the memory card connection data, transmit the connection data read to all base stations accessible at a given time and at a given location to establish a connection with said base stations receive signals from each of the stations of base to which the receiver is connected.
• the interface 10 also comprises a selection device 12 arranged to select a signal of greater power from the plurality of received signals, and transmit the selected signal.
• the selection device 12 is also arranged to continuously select a new higher power signal from the plurality of received signals, and transmit the selected signal.
• the WAN interface 10 also includes an amplifier 13 arranged to amplify the plurality of signals received from the broadband receiver 11 and transmit the plurality of amplified signals to the selection device.
• the amplifier is reversible, i.e., it is also arranged to attenuate the plurality of signals received from the broadband receiver if at least one of the received signals has a power greater than a maximum value, and transmit the plurality of attenuated signals to the selection device. This is to avoid disturbing extended networks in the immediate vicinity.
• the broadband receiver receives signals from all accessible mobile data networks at the location where it is positioned.
• the selection device selects the best available network at a given time and at the given point.
• the selection device continuously monitors the signals received from the broadband receiver, and switches networks as soon as a more powerful signal is detected on another network.
• the amplifier Positioned between the broadband receiver 11 and the selection device 12, the amplifier amplifies all the signals, which facilitates the activity of the selection device, especially when all the received signals are rather weak. In addition, with an amplified signal, the local devices to the interconnection device are assured of receiving the best possible signal.
• the device according to the invention also comprises a buffer memory 30 for the temporary storage of data of the wide area network.
• the memory is arranged to store a signal received from the WAN interface at a first rate and transmit said signal to the LAN interface at a second rate.
• the buffer memory is arranged to transmit the received signal to the LAN interface offset in time, with a predefined delay of the order of 15 to 60 seconds.
• the interconnection device also comprises an audio / video interface 40 comprising:
• VIDEO output terminal 41 to allow the connection of a local device such as a display terminal via a wired link in the VIDEO format
• an audio / video decoder 43 arranged to convert a signal received from the WAN interface into a signal at VIDEO format and transmit the converted signal to the VIDEO output terminal.
• the audio / video decoder is also arranged to, if all or part of the received signal is an audio signal, convert an audio portion of the received signal into a signal in an AUDIO format and transmit the converted signal to a transmitter radio frequency 45 of the audio / video interface.
• the display terminal is a television 42; other types of display terminals may be envisaged: computer screen, video projector, etc.
• the interconnection device also comprises a control device 50 arranged for:
• the controller 50 comprises:
• an instruction memory 51 for storing sets of control instructions for the interfaces 10, 20, 40 and the memory 30; a series of driving instructions corresponds to a user instruction,
• a microprocessor 52 for executing a series of control instructions based on a received user instruction.
• the instruction transmission device comprises in the example shown a keyboard 61 and a mouse 62 connected to the control device by a bluetooth link. More generally, all the terminals connected to the interconnection device (display terminal 42, mobile phone, computer 63, smartphone 64, etc.) connected to the control device via the local network interface 20, the audio interface / video 40, or bluetooth link) can transmit commands to the controller Depending on the use that is made of the interconnection device, the instruction transmission device may comprise:
• a touch screen connected to the control device via the audio / video interface
• a personal computer a touch pad, a smartphone, a telephone, etc., connected to the controller via the LAN interface
• an on-board computer of a vehicle connected to the control device of the interconnection device, for example via a wired connection between the on-board computer and the audio / video interface of the interconnection device according to 1 invention.
• the device according to the invention is preferably provided with an accumulator for supplying electrical energy to all the devices that it comprises. It is thus completely autonomous, it does not need to be connected to a power distribution network and can therefore be used on the move.
• the thick line arrows show the path of downward data between the WAN interface and the different local devices.
• the arrows in fine lines show for their part the transmission of instructions between, on the one hand, the control device and, on the other hand, the various components of the device according to the invention, and the local devices connected to it.
• a prototype of an interconnection device has been made, all in a smartphone-sized case for a weight of about 120 to 200 grams. It can be easily transported in a jacket pocket or a purse, or be slipped into a glove box of a vehicle.
• the prototype made has been successfully tested in the most remote geographical areas where it is impossible to make a phone call with a smartphone or a phone on a mobile network. Also, tests done in a place where there is a good 3G signal have shown that the same smartphone received in optimal conditions up to ten times more signal by connecting via the interconnection device according to the invention than by connecting live on the network of the operator to which the user is subscribed. Also, tests were made in trains and moving cars, and allowed to obtain on a smartphone a data flow of very good quality, without breaking the signal, with a fluid flow and constant to watch a stream video in very good conditions.
• the device according to the invention can be used in a building (private house, company, etc.), to create a local network and connect all connectable devices in or around the building (multimedia devices, heating and / or air conditioning system). , shutters, appliances, etc.), link them together and connect them to the Internet.
• the device according to the invention can also be worn by a user, to have at any time a perfect Internet connection for all his multimedia devices. It can still be installed in a vehicle.
• WIFI Local Area Network Interface
• VIDEO output terminal for example HDMI terminal
• Display terminal eg television
• Audio transmitter for example radiofrequency 50.
• Control device for example radiofrequency 50.

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• Engineering & Computer Science (AREA)
• Computer Networks & Wireless Communication (AREA)
• Signal Processing (AREA)
• Mobile Radio Communication Systems (AREA)
• Communication Control (AREA)
• Telephonic Communication Services (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=50336345

Family Applications (1)

Country Status (10)

Citations (3)

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• 2014
  • 2014-02-17 WO PCT/FR2014/050325 patent/WO2015121544A1/fr active Application Filing
  • 2014-02-17 BR BR112016018753A patent/BR112016018753A2/pt not_active Application Discontinuation
  • 2014-02-17 CA CA2939837A patent/CA2939837A1/fr not_active Abandoned
  • 2014-02-17 AP AP2016009367A patent/AP2016009367A0/en unknown
  • 2014-02-17 EP EP14711289.0A patent/EP3108718A1/fr not_active Withdrawn
  • 2014-02-17 US US15/119,496 patent/US10219197B2/en not_active Expired - Fee Related
  • 2014-02-17 JP JP2016569106A patent/JP2017512040A/ja active Pending
  • 2014-02-17 CN CN201480075573.9A patent/CN106165528A/zh active Pending
  • 2014-02-17 AU AU2014382563A patent/AU2014382563A1/en not_active Abandoned
  • 2014-02-17 EA EA201691500A patent/EA201691500A1/ru unknown

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