WO2018053962A1 - Procédé et appareil d'acquisition automatique de fuseau horaire de téléviseur intelligent - Google Patents

Procédé et appareil d'acquisition automatique de fuseau horaire de téléviseur intelligent Download PDF

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Publication number
WO2018053962A1
WO2018053962A1 PCT/CN2016/112515 CN2016112515W WO2018053962A1 WO 2018053962 A1 WO2018053962 A1 WO 2018053962A1 CN 2016112515 W CN2016112515 W CN 2016112515W WO 2018053962 A1 WO2018053962 A1 WO 2018053962A1
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WO
WIPO (PCT)
Prior art keywords
time
smart
information
time difference
time zone
Prior art date
Application number
PCT/CN2016/112515
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English (en)
Chinese (zh)
Inventor
高允沛
Original Assignee
深圳Tcl数字技术有限公司
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Publication of WO2018053962A1 publication Critical patent/WO2018053962A1/fr

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/45—Management operations performed by the client for facilitating the reception of or the interaction with the content or administrating data related to the end-user or to the client device itself, e.g. learning user preferences for recommending movies, resolving scheduling conflicts
    • H04N21/458—Scheduling content for creating a personalised stream, e.g. by combining a locally stored advertisement with an incoming stream; Updating operations, e.g. for OS modules ; time-related management operations
    • H04N21/4586—Content update operation triggered locally, e.g. by comparing the version of software modules in a DVB carousel to the version stored locally
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/4302—Content synchronisation processes, e.g. decoder synchronisation
    • H04N21/4305—Synchronising client clock from received content stream, e.g. locking decoder clock with encoder clock, extraction of the PCR packets
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/443—OS processes, e.g. booting an STB, implementing a Java virtual machine in an STB or power management in an STB
    • H04N21/4433—Implementing client middleware, e.g. Multimedia Home Platform [MHP]

Definitions

  • the present invention relates to the field of smart devices, and in particular, to a method and apparatus for automatically acquiring a time zone by a smart television.
  • Smart TV is a new TV product based on Internet application technology. It has a fully open platform and is equipped with an operating system. In addition to the ordinary TV function, it can also be used for users to install and uninstall various application software, and continue to function. Expand and upgrade. Smart TV can bring users a more convenient experience, and has become a trend of TV.
  • NTP Network Time Protocol
  • UTC Coordinatd Universal Time
  • the main purpose of the present invention is to provide a method and apparatus for automatically acquiring a time zone by a smart television, which can extract current time zone information from the current code stream information and synchronize it to the system clock without manual setting by the user.
  • the method includes:
  • time difference information is a time difference between a world standard time and a local time of an area in which the smart television is located;
  • the time zone information in which the time difference information in the data including the time difference information is extracted and converted into the area in which the smart television is located is stored in a database of the smart television system.
  • a method of obtaining data including time difference information from a current code stream is:
  • the smart TV middleware obtains a data packet containing the time difference information from the current code stream of the digital television.
  • the method further includes:
  • the current code stream information is monitored, and when it changes, the time zone information is updated.
  • the method further comprises:
  • the system clock of the smart TV is adjusted according to the time zone information of the area where the smart TV is located, and the current accurate time is obtained.
  • the code stream is binary data comprising video and audio data of a television program.
  • the present invention also provides a method for automatically setting a time for a smart TV, including:
  • time difference information is a time difference between a world standard time and a local time of an area in which the smart television is located;
  • Extracting the time difference information in the data including the time difference information and converting it into the time zone information of the area where the smart TV is located is stored in a database of the smart television system;
  • the system clock of the smart TV is adjusted according to the time zone information of the area where the smart TV is located, and the current accurate time is obtained.
  • the present invention also provides a device for automatically acquiring a time zone of a smart television, comprising:
  • a time difference information obtaining unit configured to acquire data including time difference information from a current code stream, where the time difference information is a time difference between a world standard time and a local time of an area in which the smart television is located;
  • the time zone information extracting unit is configured to store the time zone information in the data including the time difference information and convert the time zone information into the area in which the smart television is located, and store the time zone information in the database of the smart television system.
  • the time difference information acquisition unit includes:
  • a service creation module for creating a time zone information acquisition service
  • a requesting module configured to initiate a request for querying the time difference information to the smart TV middleware after starting the time zone information obtaining service
  • the data acquisition module is configured to obtain, by the smart TV middleware, a data packet including time difference information from a current code stream of the digital television.
  • the apparatus further comprises:
  • the time zone information updating unit is configured to monitor the current code stream information, and update the time zone information when it changes.
  • the apparatus further comprises:
  • the time setting unit is configured to adjust the system clock of the smart TV according to the time zone information of the area where the smart TV is located, to obtain the current accurate time.
  • the code stream is binary data comprising video and audio data of a television program.
  • the present invention also provides a device for automatically setting a time of a smart TV, comprising:
  • a standard time acquisition unit configured to automatically acquire a current world standard time by using a network time protocol server, and synchronize the time to a system clock of the smart television;
  • a time difference information obtaining unit configured to acquire data including time difference information from a current code stream, where the time difference information is a time difference between a world standard time and a local time of an area in which the smart television is located;
  • a time zone information extracting unit configured to extract time difference information in the data including the time difference information and convert the time zone information into an area in which the smart television is located, and store the time zone information in a database of the smart television system;
  • the time setting unit is configured to adjust the system clock of the smart TV according to the time zone information of the area where the smart TV is located, to obtain the current accurate time.
  • the present invention is directed to the problem that the smart TV cannot automatically adjust the time zone in the prior art, and directly acquires the data including the time difference information from the current code stream, and extracts the time zone information from the system to the smart television system to realize the function of automatically synchronizing the time zone of the system. It can simplify user operations, improve the intelligence of the device, avoid the problem that the system time display abnormality caused by user error setting, and improve the user experience.
  • FIG. 1 is a flow chart of a method for automatically acquiring a time zone of a smart television according to an embodiment of the present invention
  • FIG. 2 is a flow chart of a method for automatically setting a time of a smart television according to an embodiment of the present invention
  • FIG. 3 is a schematic diagram of an apparatus for automatically acquiring a time zone of a smart television according to an embodiment of the present invention.
  • a method for automatically acquiring a time zone by a smart television which can extract current time zone information from current code stream information and synchronize it to a system clock without manual setting by a user, as shown in FIG.
  • the method includes the following steps:
  • Time zone information in which the time difference information in the data including the time difference information is extracted and converted into an area in which the smart TV is located is stored in a database of the smart television system.
  • the smart TV refers to a TV product based on Internet application technology, has a fully open platform, and is equipped with an operating system. In addition to the functions of an ordinary TV, the user can also install and uninstall various application software by himself.
  • the smart TV of the prior art can apply the technical solution of the present invention.
  • the operating system installed on the smart TV is an Android system.
  • the present invention will be described by taking a smart TV equipped with an Android system as an example.
  • the smart TV equipped with other operating systems such as IOS, Saipan, etc. can also apply the technical solution of the present invention.
  • step S110 data including time difference information is obtained from the current code stream, and the time difference information is a time difference between the world standard time and the local time of the area in which the smart television is located.
  • the current code stream refers to a digital television signal that can be received by the current smart TV, and is transmitted in the form of a code stream, and the code stream is embodied as a series of binary data, which includes video and audio data of the television program.
  • the code stream is further divided into a basic code stream (ES), a program element code stream (PES), a program code stream (PS), a transport code stream (TS), and the like.
  • the data packet includes a system clock and a program reference clock (PCR) for indicating the encoding and decoding of video and audio.
  • the reference clock contains the time difference between the current time zone and the world standard time, usually time_off. Set packet.
  • the time difference relationship is expressed as the difference between the time zone of the current zone and the time zone of 0, and the range is [-12, 12]. For example, the time zone in which Beijing is located is the east eight zone, and the current time zone included in the digital television code stream of Beijing and The time difference between world standard time is 8.
  • the technical solution of the present invention can extract time_off The time difference between the current time zone and the world standard time contained in the set packet, so that the current time zone information is obtained, and the user does not need to manually set it.
  • the method for obtaining the data including the time difference information from the current code stream is: creating a time zone information obtaining service, configured to obtain a time difference relationship between the current time zone and the world standard time from the current code stream, when the time zone information is started
  • the service initiates a request for querying the time difference information to the smart TV middleware, and after receiving the request, the smart TV middleware obtains the data packet including the time difference information from the current code stream of the digital television.
  • the smart TV middleware is a digital television interactive system, which is independent of the smart television, and the distributed application software realizes sharing resources by using the smart television middleware.
  • Smart TV middleware is located on the operating system of the smart TV/server, manages computer resources and network communication, and is software that connects smart TVs and servers.
  • the smart TV middleware can acquire the data packet in the current code stream, and further extract the data packet including the time difference relationship between the current time zone and the world standard time from the data packet.
  • step S120 the data packet is decoded and analyzed, and the current time zone information is obtained. Specifically, extracting the time difference information in the data including the time difference information and converting the time zone information into the area where the smart TV is located is stored in a database of the smart television system, and the system automatically acquires the current world through the network time protocol server. At the standard time, you can get the exact current time.
  • the present invention further provides a method for automatically setting a time of a smart television, comprising: automatically acquiring a current world standard time by a network time protocol server, and synchronizing the time to a system clock of the smart television; Obtaining data including time difference information from a current code stream, wherein the time difference information is a time difference between a world standard time and a local time of a region in which the smart television is located; extracting time difference information in the data including the time difference information and The time zone information converted into the area in which the smart television is located is stored in a database of the smart television system; the system clock of the smart television is adjusted in combination with the time zone information of the area in which the smart television is located to obtain the current accurate time.
  • the smart TV client 200 obtains the current world standard time through the network time protocol server. Specifically, after the smart TV client 200 is started, the system service 210 creates a network time update service 211, and the network time update service 211 sends a signal to the standard time network time protocol server 100 to request the standard time, and the network time protocol server 100 receives the smart After the request signal sent by the television client, the standard time is fed back to the system clock 213 of the smart TV to obtain the current world standard time.
  • the smart TV client 200 obtains the current time zone information through the smart TV middleware.
  • the system service 210 creates a network time zone update service 212, and the network time zone update service 212 sends a signal request time difference data to the smart TV middleware 300, and the time difference data acquisition unit 310 of the smart television middleware 300
  • Receiving the request data and extracting, according to the request data, a data packet containing a time difference relationship between the current time zone and the world standard time from the current digital television code stream, usually time_off
  • the acquired data packet is parsed by the time difference data parsing unit 320 of the TV middleware 300 to obtain time difference data, and the data is fed back to the mapping system time zone 214, and the obtained time difference data is converted into a smart TV.
  • the time zone information of the area in which it is located is stored in the database of the smart TV client 200, and the current time is obtained in conjunction with the world standard time in the system 213.
  • the method for automatically acquiring a time zone by the smart television further includes step S130, monitoring current code stream information, and updating the time zone information when the change occurs.
  • it may be configured to: after the smart TV client 200 is re-opened, update the time zone information according to the current code stream information; or set, to continuously monitor the current code stream in a fixed cycle, when found Time zone information is updated when the code stream information changes.
  • the present invention further provides an apparatus for automatically acquiring a time zone of a smart television, comprising: a time difference information acquiring unit 110 and a time zone information extracting unit 120.
  • the time difference information obtaining unit 110 is configured to acquire data including time difference information from a current code stream, where the time difference information is a time difference between a world standard time and a local time of a region where the smart television is located;
  • the information extracting unit is configured to extract the time difference information in the data including the time difference information and convert the time zone information into the area in which the smart television is located, and store the time zone information in the database of the smart television system.
  • the time difference information obtaining unit 110 includes: a service creation module, configured to create a time zone information obtaining service; and a requesting module, configured to initiate a request for querying the time difference information to the smart television middleware after starting the time zone information obtaining service;
  • the data acquisition module is configured to obtain, by the smart TV middleware, a data packet including the time difference information from the current code stream of the digital television.
  • the current code stream refers to a digital television signal that can be received by the current smart TV, and is transmitted in the form of a code stream, and the code stream is embodied as a series of binary data, which includes video and audio data of the television program.
  • a transport stream and a program stream both of which are composed of packetized unit data streams composed of compressed video data or audio data.
  • the code stream is further divided into a basic code stream (ES), a program element code stream (PES), a program code stream (PS), a transport code stream (TS), and the like.
  • the data packet includes a system clock and a program reference clock (PCR) for indicating the encoding and decoding of video and audio.
  • the reference clock contains the time difference between the current time zone and the world standard time, usually time_off. Set packet.
  • the time difference relationship is expressed as the difference between the time zone of the current zone and the time zone of 0, and the range is [-12, 12]. For example, the time zone in which Beijing is located is the east eight zone, and the current time zone included in the digital television code stream of Beijing and The time difference between world standard time is 8.
  • the technical solution of the present invention can extract time_off The time difference between the current time zone and the world standard time contained in the set packet, so that the current time zone information is obtained, and the user does not need to manually set it.
  • the method for obtaining the data including the time difference information from the current code stream is: creating a time zone information obtaining service, configured to obtain a time difference relationship between the current time zone and the world standard time from the current code stream, when the time zone information is started
  • the service initiates a request for querying the time difference information to the smart TV middleware, and after receiving the request, the smart TV middleware obtains the data packet including the time difference information from the current code stream of the digital television.
  • the smart TV middleware is a digital television interactive system, which is independent of the smart television, and the distributed application software realizes sharing resources by using the smart television middleware.
  • Smart TV middleware is located on the operating system of the smart TV/server, manages computer resources and network communication, and is software that connects smart TVs and servers.
  • the smart TV middleware can acquire the data packet in the current code stream, and further extract the data packet including the time difference relationship between the current time zone and the world standard time from the data packet.
  • the time zone information extracting unit 120 performs decoding analysis on the data packet to obtain current time zone information. Specifically, extracting the time difference information in the data including the time difference information and converting the time zone information into the area where the smart TV is located is stored in a database of the smart television system, and the system automatically acquires the current world through the network time protocol server. At the standard time, you can get the exact current time.
  • the method for automatically acquiring a time zone by the smart television further includes a time zone information updating unit, configured to monitor current code stream information, and update the time zone information when the change occurs.
  • the time zone information updating unit may be configured to: after the smart TV client 200 is re-opened, update the time zone information according to the current code stream information; or set the current code to be uninterrupted with a fixed period. The flow is monitored, and the time zone information is updated when the code stream information is found to change.
  • the present invention also provides an apparatus for automatically setting a time of a smart television, comprising: a standard time acquisition unit, configured to automatically acquire a current world standard time through a network time protocol server, and synchronize the time.
  • the time difference information obtaining unit is configured to acquire data including the time difference information from the current code stream, wherein the time difference information is a time difference between the world standard time and the local time of the area where the smart television is located;
  • An information extracting unit configured to extract time difference information in the data including the time difference information and convert the time zone information into an area where the smart television is located, and store the time zone information in a database of the smart television system; and
  • a time setting unit configured to combine the The time zone information of the area in which the smart TV is located adjusts the system clock of the smart TV to obtain the current accurate time.
  • the present invention is directed to the problem that the smart TV cannot automatically adjust the time zone in the prior art, and directly acquires the data including the time difference information from the current code stream, and extracts the time zone information from the system to the smart television system to realize the function of automatically synchronizing the time zone of the system. It can simplify user operations, improve the intelligence of the device, avoid the problem that the system time display abnormality caused by user error setting, and improve the user experience.

Abstract

La présente invention concerne un procédé et un appareil aptes à acquérir automatiquement un fuseau horaire d'un téléviseur intelligent. Le procédé consiste à : acquérir des données comprenant des informations de différence temporelle à partir d'un flux de code actuel, les informations de différence temporelle étant une différence temporelle entre le temps standard du monde et le temps local d'une zone dans laquelle se trouve un téléviseur intelligent ; et extraire les informations de différence temporelle à partir des données comprenant les informations de différence temporelle, convertir les informations de différence temporelle extraites en informations de fuseau horaire de la zone dans laquelle se trouve le téléviseur intelligent, et stocker les informations de fuseau horaire dans une base de données d'un système de téléviseur intelligent. La présente invention peut acquérir des données comprenant des informations de différence temporelle directement à partir d'un flux de code actuel et extraire les informations de fuseau horaire à partir de celui-ci et synchroniser les informations avec un système de téléviseur intelligent, ce qui permet d'exécuter une fonction de synchronisation automatique d'une zone temporelle du système, de simplifier le fonctionnement pour l'utilisateur, et d'améliorer le niveau d'intelligence d'un dispositif.
PCT/CN2016/112515 2016-09-20 2016-12-28 Procédé et appareil d'acquisition automatique de fuseau horaire de téléviseur intelligent WO2018053962A1 (fr)

Applications Claiming Priority (2)

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CN201610836525.8 2016-09-20
CN201610836525.8A CN106412697A (zh) 2016-09-20 2016-09-20 智能电视自动获取时区的方法和装置

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