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WO2018156831A1 - Gestion de répéteurs basée sur une localisation d'utilisateur - Google Patents

Gestion de répéteurs basée sur une localisation d'utilisateur Download PDF

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Publication number
WO2018156831A1
WO2018156831A1 PCT/US2018/019326 US2018019326W WO2018156831A1 WO 2018156831 A1 WO2018156831 A1 WO 2018156831A1 US 2018019326 W US2018019326 W US 2018019326W WO 2018156831 A1 WO2018156831 A1 WO 2018156831A1
Authority
WO
WIPO (PCT)
Prior art keywords
user
sensor data
content
wifi
received sensor
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/US2018/019326
Other languages
English (en)
Inventor
Brian Charles ERIKSSON
Ajith PUDHIYAVEETIL
Yifan Sun
Weicong DING
Shijia PAN
Mohsen GHASSEMI
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.)
Thomson Licensing SAS
Original Assignee
Thomson Licensing SAS
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 Thomson Licensing SAS filed Critical Thomson Licensing SAS
Publication of WO2018156831A1 publication Critical patent/WO2018156831A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W64/00—Locating users or terminals or network equipment for network management purposes, e.g. mobility management
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
    • H04W16/24—Cell structures
    • H04W16/26—Cell enhancers or enhancement, e.g. for tunnels, building shadow
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/02—Services making use of location information
    • H04W4/029—Location-based management or tracking services
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W84/00—Network topologies
    • H04W84/005—Moving wireless networks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W84/00—Network topologies
    • H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
    • H04W84/04—Large scale networks; Deep hierarchical networks
    • H04W84/042—Public Land Mobile systems, e.g. cellular systems
    • H04W84/047—Public Land Mobile systems, e.g. cellular systems using dedicated repeater stations
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W84/00—Network topologies
    • H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
    • H04W84/10—Small scale networks; Flat hierarchical networks
    • H04W84/12—WLAN [Wireless Local Area Networks]

Definitions

  • the proposed method and apparatus provides a smart repeater management system that depends on user localization via sensors throughout the environment.
  • a multicast system as used herein is a system in which a server transmits the same data to multiple receivers simultaneously, where the receivers form a subset of all the receivers up to and including all of the receivers.
  • a broadcast system is a system in which a server transmits the same data to all of the receivers simultaneously. That is, a multicast system by definition can include a broadcast system.
  • wifi distribution in an environment is usually done with a single router, placed in a closet or corner.
  • An environment is usually a household but may also include a small business or any other similar environment.
  • Some environments may have repeaters, but these repeaters are at best static devices.
  • the electronics are always on, even if the user is not in the environment, which is both wasteful in terms of energy and tricky to coordinate, since objects obscuring the field of view of the repeater can diminish signal strength.
  • multiple repeaters without intelligent management can cause interference, degrading networking performance.
  • a repeater management method includes receiving data from at least one of a plurality of sensor arrays, localizing a position of a user in an environment responsive to said received sensor data, and managing distribution of content based on said user's position in said environment and a characteristic of the received sensor data.
  • the characteristic of the received sensor data represents a signal-to-noise ratio of a received signal representing content.
  • said managing of content distribution of content is accomplished using wifi distribution devices.
  • said managing further comprises powering on or off at least one static wifi distribution device based on proximity to said user.
  • said managing further comprises directing at least one mobile wifi distribution device to said user's position.
  • the static wifi distribution device include routers and non- mobile repeaters.
  • the mobile wifi distribution device includes drone mounted repeaters.
  • the received sensor data was filtered to discard long periods of silence.
  • the method further comprises focusing signal strength of said static wifi distribution device toward said user's position.
  • a repeater management system includes receiving data from at least one of a plurality of sensor arrays, localizing a position of a user in an environment responsive to said received sensor data, and managing distribution of content based on said user's position in said environment and a characteristic of the received sensor data.
  • the characteristic of the received sensor data represents a signal-to-noise ratio of a received signal representing content.
  • said managing of content distribution of content is accomplished using wifi distribution devices.
  • said managing further comprises powering on or off at least one static wifi distribution device based on proximity to said user.
  • said managing further comprises directing at least one mobile wifi distribution device to said user's position.
  • the static wifi distribution device include routers and non- mobile repeaters.
  • the mobile wifi distribution device includes drone mounted repeaters.
  • the received sensor data was filtered to discard long periods of silence.
  • system further comprises focusing signal strength of said static wifi distribution device toward said user's position.
  • Fig. 1 is a block diagram overview of the proposed apparatus.
  • Fig. 2 is a flowchart of the proposed method.
  • Fig. 3 is a block diagram of an exemplary network gateway.
  • processor or “controller” should not be construed to refer exclusively to hardware capable of executing software, and may implicitly include, without limitation, digital signal processor (DSP) hardware, read only memory (ROM) for storing software, random access memory (RAM), and nonvolatile storage.
  • DSP digital signal processor
  • ROM read only memory
  • RAM random access memory
  • any switches shown in the figures are conceptual only. Their function may be carried out through the operation of program logic, through dedicated logic, through the interaction of program control and dedicated logic, or even manually, the particular technique being selectable by the implementer as more specifically understood from the context.
  • any element expressed as a means for performing a specified function is intended to encompass any way of performing that function including, for example, a) a combination of circuit elements that performs that function or b) software in any form, including, therefore, firmware, microcode or the like, combined with appropriate circuitry for executing that software to perform the function.
  • the disclosure as defined by such claims resides in the fact that the functionalities provided by the various recited means are combined and brought together in the manner which the claims call for. It is thus regarded that any means that can provide those functionalities are equivalent to those shown herein.
  • Fig. 1 is a block diagram overview of the proposed apparatus.
  • Block 100 is an array of sensors placed throughout the environment to localize the users, including vibration, light, audio, motion, door sensors and received signal strength (RSSI). These sensors are all very inexpensive and easy to install. Some basic filtering may be done on the sensor data to discard long periods of silence, and the remaining signal is sent to the processing unit (block 110).
  • RSSI received signal strength
  • Block 110 is a processing unit.
  • the processing unit is typically centralized but may be distributed.
  • the processing unit uses digital signal processing and machine learning techniques to triangulate the user's (or users') position in the environment.
  • the information is then used to manage the wifi distribution (block 120).
  • the static units router, non- mobile repeaters
  • the wifi signal could be focused towards the known location of users inside the home (e.g., using beamforming).
  • the mobile unit(s), e.g., drones are directed to move to the user' s (or users') location(s).
  • the processing unit may be a network gateway, a set-top box, a router, bridge, brouter or any equivalent device
  • Block 120 includes an array of wifi distribution units placed throughout the home, including routers, repeaters, and moving repeaters.
  • the static (non-mobile) repeaters turn on and off based on proximity to user(s) and could potentially focus signal strength in specific directions.
  • Mobile repeaters which are placed on drones that can navigate the environment and maximize its field of view to the user(s) are also considered.
  • Fig. 2 is a flowchart of the proposed method.
  • the processing unit of the network gateway receives data from at least one of the plurality of sensors in the sensor array in an environment.
  • the array of sensors is placed throughout the environment to localize the users, including vibration, light, audio, motion, GPS, Bluetooth beacon triangulation, door sensors and received signal strength (RSSI).
  • RSSI received signal strength
  • Some basic filtering may be done on the sensor data to discard long periods of silence, and the remaining signal (sensor data) is sent to the processing unit. "Long" periods of silence may vary with the type of sensor and may be programmable.
  • the processing unit then localizes a position (location) of a user in the environment.
  • the processing unit determines the location (position) of the user, then at 215 the processing unit manages the wifi distribution of content based on the user's location (position) in the environment.
  • the processing unit controls the wifi distribution by commanding a router or a repeater in the area (vicinity) of the user to turn on or off, or to direct the mobile repeater to move to the area (vicinity) of the user, or to focus wifi signal strength in the known area (vicinity) of the user.
  • Fig. 3 is a block diagram of an exemplary network gateway 300 such as a set top box, a home networking device, a router, a bridge, a router.
  • the block diagram configuration includes a bus-oriented 350 arrangement, interconnecting a processor (processing unit) 320, and a memory 345.
  • the configuration of Fig. 3 also includes a communication interface 325.
  • the communication interface 325 may be wired or wireless and may in fact, include two interfaces - one for wired line communication and one for wireless communication.
  • Processor 320 provides computation functions for the network gateway, such as depicted in Fig. 1 as well as conventional network gateway functionality.
  • the processor 320 can be any form of CPU or controller that utilizes communications between elements of the network gateway to control communication and computation processes.
  • bus 350 provides a communication path between the various elements of gateway 300 and that other point-to-point interconnection options (e.g. non- bus architecture) are also feasible.
  • User interface and display 310 is driven by interface circuit 315.
  • the user interface and display 310 is used as a multimedia interface having both audio and video capability to display streamed or downloaded audio and/or video and/or multimedia content obtained via communications interfaces 325 and connections 305 to a network. Multiple communication interfaces and multiple IP connections may be required.
  • Tuner 355 requests and receives downloaded and/or streamed audio, video and multimedia content over bus 350 through communication interface 325 from network 305.
  • Tuner 355 includes not only a tuner (e.g., satellite receiver) but also a demodulator and other features relevant for the purpose of the proposed method, such as packet error detector and other RF signal reception parameters, such as carrier level, carrier to noise ratio (CNR), bit-error rate, received frequency, polarity and band (for satellite), packet count etc.
  • Any or all of the functionality included in the network gateway may be embodied as application specific integrated circuits (ASICs), field programmable gate arrays (FPGAs), reduced instruction set computers (RISCs) or any other equivalent separate type of co-processor integrated into processor 320.
  • ASICs application specific integrated circuits
  • FPGAs field programmable gate arrays
  • RISCs reduced instruction set computers
  • Memory 345 can act as a repository for memory related to any of the methods that incorporate the functionality of the network gateway. Memory 345 can provide the repository for storage of information such as program memory, downloads, uploads, or scratchpad calculations as well as the storage of streamed or downloaded content including audio, video and multimedia content. Those of skill in the art will recognize that memory 345 may be incorporated all or in part in processor 320. Communication interface 325 has both receiver and transmitter elements for communication as known to those of skill in the art. Program instructions for operation of the processor of the network gateway may be in memory 345 or may be in processor.
  • the processor 320 of the network gateway receives data from at least one of a plurality of sensor arrays through the communications interface 325.
  • the processor 320 localizes a position of a user in an environment responsive to the received sensor data.
  • the processor 320 also manages distribution of content based on the user's position in the environment and received signal strength.
  • the received signal strength represents the signal-to-noise ratio of a received signal (typically a wifi signal) representing the content. Low received signal strength can result in connection dropping, increased latency, and decreased bandwidth of the connection. If the user's current received signal strength is below a set or dynamic threshold, this indicates the necessity to amplify their wifi signal using a repeater.
  • the processor receives the signal strength through communications interface 325.
  • the management of content distribution of content is accomplished using wifi distribution devices.
  • the processor 320 also controls powering on or off a static wifi distribution device and directing a mobile wifi distribution device through communications interface 325.
  • the processor 320 also can direct the static wifi distribution device to focus the signal strength of the wifi distribution device toward the user's position through the communications interface.
  • Memory 345 may be non-transitory memory for storing computer executable instructions (program code instructions) for execution by processor 320.
  • the processor 320 (computer) performing receiving data from at least one of a plurality of sensor arrays, localizing a position of a user in an environment responsive to the received sensor data and managing distribution of content based on the user's position in said environment and received signal strength.
  • the proposed method and apparatus may be implemented in various forms of hardware, software, firmware, special purpose processors, or a combination thereof.
  • Special purpose processors may include application specific integrated circuits (ASICs), reduced instruction set computers (RISCs) and/or field programmable gate arrays (FPGAs).
  • ASICs application specific integrated circuits
  • RISCs reduced instruction set computers
  • FPGAs field programmable gate arrays
  • the proposed method and apparatus is implemented as a combination of hardware and software.
  • the software is preferably implemented as an application program tangibly embodied on a program storage device.
  • the application program may be uploaded to, and executed by, a machine comprising any suitable architecture.
  • the machine is implemented on a computer platform having hardware such as one or more central processing units (CPU), a random access memory (RAM), and input/output (I/O) interface(s).
  • CPU central processing units
  • RAM random access memory
  • I/O input/output
  • the computer platform also includes an operating system and microinstruction code.
  • the various processes and functions described herein may either be part of the microinstruction code or part of the application program (or a combination thereof), which is executed via the operating system.
  • various other peripheral devices may be connected to the computer platform such as an additional data storage device and a printing device.
  • the elements shown in the figures may be implemented in various forms of hardware, software or combinations thereof. Preferably, these elements are implemented in a combination of hardware and software on one or more appropriately programmed general-purpose devices, which may include a processor, memory and input/output interfaces.
  • general-purpose devices which may include a processor, memory and input/output interfaces.
  • the phrase "coupled" is defined to mean directly connected to or indirectly connected with through one or more intermediate components. Such intermediate components may include both hardware and software based components.

Landscapes

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

Abstract

La présente invention concerne un procédé et un système de gestion de répéteurs. Le procédé comprend la réception de données en provenance d'au moins un réseau de capteurs parmi une pluralité de réseaux de capteurs, la localisation d'une position d'un utilisateur dans un environnement en réponse auxdites données de capteurs reçues, et la gestion de la distribution de contenu sur la base de la position dudit utilisateur dans ledit environnement et d'une caractéristique des données de capteurs reçues.
PCT/US2018/019326 2017-02-24 2018-02-23 Gestion de répéteurs basée sur une localisation d'utilisateur Ceased WO2018156831A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201762462992P 2017-02-24 2017-02-24
US62/462,992 2017-02-24

Publications (1)

Publication Number Publication Date
WO2018156831A1 true WO2018156831A1 (fr) 2018-08-30

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Family Applications (1)

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PCT/US2018/019326 Ceased WO2018156831A1 (fr) 2017-02-24 2018-02-23 Gestion de répéteurs basée sur une localisation d'utilisateur

Country Status (1)

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WO (1) WO2018156831A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111835648A (zh) * 2019-12-17 2020-10-27 黄德莲 定向设备远程启动系统

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2043301A1 (fr) * 2006-07-13 2009-04-01 NEC Corporation Système lan sans fil et point d'accès lan sans fil
US8930044B1 (en) * 2012-12-28 2015-01-06 Google Inc. Multi-part navigation process by an unmanned aerial vehicle for navigating to a medical situatiion
WO2016016435A1 (fr) * 2014-08-01 2016-02-04 Koninklijke Philips N.V. Luminaire avec module radio
WO2016112399A1 (fr) * 2015-01-09 2016-07-14 Fresh Digital, Inc. Systèmes et procédés permettant de fournir un contenu et des notifications spécifiques à un emplacement en utilisant des balises et des drones
WO2017205314A1 (fr) * 2016-05-23 2017-11-30 Thomson Licensing Procédés et dispositifs permettant d'offrir une couverture sans fil

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2043301A1 (fr) * 2006-07-13 2009-04-01 NEC Corporation Système lan sans fil et point d'accès lan sans fil
US8930044B1 (en) * 2012-12-28 2015-01-06 Google Inc. Multi-part navigation process by an unmanned aerial vehicle for navigating to a medical situatiion
WO2016016435A1 (fr) * 2014-08-01 2016-02-04 Koninklijke Philips N.V. Luminaire avec module radio
WO2016112399A1 (fr) * 2015-01-09 2016-07-14 Fresh Digital, Inc. Systèmes et procédés permettant de fournir un contenu et des notifications spécifiques à un emplacement en utilisant des balises et des drones
WO2017205314A1 (fr) * 2016-05-23 2017-11-30 Thomson Licensing Procédés et dispositifs permettant d'offrir une couverture sans fil

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111835648A (zh) * 2019-12-17 2020-10-27 黄德莲 定向设备远程启动系统
CN111835648B (zh) * 2019-12-17 2022-06-10 中用科技有限公司 定向设备远程启动系统

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