WO2012055180A1 - Procédé, appareil, système et dispositif de traitement de signaux de normes de télévision multiples - Google Patents

Procédé, appareil, système et dispositif de traitement de signaux de normes de télévision multiples Download PDF

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Publication number
WO2012055180A1
WO2012055180A1 PCT/CN2011/070647 CN2011070647W WO2012055180A1 WO 2012055180 A1 WO2012055180 A1 WO 2012055180A1 CN 2011070647 W CN2011070647 W CN 2011070647W WO 2012055180 A1 WO2012055180 A1 WO 2012055180A1
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Prior art keywords
television system
signal
standard
system signal
parameters
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PCT/CN2011/070647
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English (en)
Chinese (zh)
Inventor
王玲玲
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中兴通讯股份有限公司
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Publication of WO2012055180A1 publication Critical patent/WO2012055180A1/fr

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H04N5/46—Receiver circuitry for the reception of television signals according to analogue transmission standards for receiving on more than one standard at will
    • 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
    • H04N21/41—Structure of client; Structure of client peripherals
    • H04N21/414—Specialised client platforms, e.g. receiver in car or embedded in a mobile appliance
    • H04N21/41407—Specialised client platforms, e.g. receiver in car or embedded in a mobile appliance embedded in a portable device, e.g. video client on a mobile phone, PDA, laptop
    • 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
    • H04N21/438—Interfacing the downstream path of the transmission network originating from a server, e.g. retrieving MPEG packets from an IP network
    • H04N21/4382—Demodulation or channel decoding, e.g. QPSK demodulation
    • 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
    • H04N21/462—Content or additional data management, e.g. creating a master electronic program guide from data received from the Internet and a Head-end, controlling the complexity of a video stream by scaling the resolution or bit-rate based on the client capabilities
    • H04N21/4622—Retrieving content or additional data from different sources, e.g. from a broadcast channel and the Internet
    • 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]
    • H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client 
    • H04N21/61—Network physical structure; Signal processing
    • H04N21/6106—Network physical structure; Signal processing specially adapted to the downstream path of the transmission network
    • H04N21/6112—Network physical structure; Signal processing specially adapted to the downstream path of the transmission network involving terrestrial transmission, e.g. DVB-T
    • 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]
    • H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client 
    • H04N21/61—Network physical structure; Signal processing
    • H04N21/6106—Network physical structure; Signal processing specially adapted to the downstream path of the transmission network
    • H04N21/6131—Network physical structure; Signal processing specially adapted to the downstream path of the transmission network involving transmission via a mobile phone network

Definitions

  • the present invention relates to the field of communications technologies, and in particular, to a method, apparatus, system and device for processing signals of a multi-television system. Background technique
  • DVB-T Digital Video Broadcasting-Terrestrial
  • DVB-T networks are deployed in more than 70 countries and territories around the world, including more than 40 European countries.
  • DVB-H Digital Video Broadcasting-Handheld, a digital broadcast network that provides multimedia service transmission standards to portable/handheld terminals
  • Mobile handsets including mobile phones
  • This technology is mainly to solve the problems of power consumption, performance problems in the mobile environment, and flexibility of network design when providing digital TV broadcasting services to mobile handheld terminals.
  • DVB-H is an improved TV transmission technology based on DVB-T. It not only provides users with TV programs, but also provides other public services such as movies, news, music, weather forecasts and so on.
  • the wireless access terminal can only receive one type of television system signal, that is, can only receive DVB-H or DVB-T, and the services provided by the two networks cannot be used at the same time.
  • Embodiments of the present invention provide a method, apparatus, system, and device for processing a multi-television system signal, by using different receiving devices to receive corresponding television system signals, so that the wireless access terminal It can receive multiple TV system signals simultaneously or selectively receive TV system signals that meet the requirements.
  • Embodiments of the present invention provide a method for processing a multi-television system signal, the method comprising: acquiring parameters of a plurality of television system signals;
  • a receiving device corresponding to the determined television system signal is activated.
  • the parameter comprises at least one of the following: a signal type of the television system signal, and a signal strength of the television system signal.
  • the comparing the parameters of the plurality of television system signals to determine a television system signal whose parameters match the standard parameters includes:
  • the standard parameter is a standard signal type
  • the signal type of each television system signal is compared with the standard signal type, and the television system signal whose signal type is the same as the standard signal type is determined to be a matching television system signal;
  • the standard parameter is a standard signal strength
  • the signal strengths of the signals of each television system are compared with the standard signal strengths, and the television system signals whose signal strength is greater than the standard signal strength are determined to be matched television system signals; or
  • a television system signal having the highest signal strength among the plurality of television system signals is determined as a matched television system signal.
  • a television system signal corresponds to a receiving device.
  • an embodiment of the present invention provides an apparatus for processing a multi-television system signal, including: an acquiring unit, configured to acquire parameters of a plurality of television system signals;
  • a determining unit configured to compare parameters of the plurality of television system signals, and determine a television system signal matching the standard parameter
  • an activation unit configured to start a receiving device corresponding to the determined television system signal.
  • the determining unit is configured to use a signal type and a standard of each television system signal. Comparing the signal types to determine that the television system signal of the same signal type as the standard signal type is a matched television system signal; or
  • an embodiment of the present invention provides an apparatus, including: a device for processing a multi-television system signal and a plurality of receiving devices;
  • the device for processing a multi-television system signal for acquiring parameters of a plurality of television system signals; comparing parameters of the plurality of television system signals, determining a television system signal matching the standard parameters; and starting the determined television system signal corresponding to Receiving device
  • Each of the receiving devices is configured to receive the corresponding determined television system signal after startup.
  • the device further includes:
  • an embodiment of the present invention provides a system for processing a multi-television system signal, including: a radio receiving terminal, configured to acquire parameters of a plurality of television system signals; and comparing parameters of the plurality of television system signals to determine a matching criterion a television system signal of a parameter; a receiving device corresponding to the determined television system signal;
  • a user terminal configured to process a television system signal received by the wireless receiving terminal.
  • the user terminal is further configured to control standard parameters in the wireless receiving terminal.
  • Embodiments of the present invention provide a method, apparatus, system, and device for processing a multi-television system signal for obtaining parameters of a plurality of television system signals; comparing parameters of the plurality of television system signals to determine a television matching the standard parameters a system signal; a receiving device corresponding to the determined television system signal.
  • the method, device, system and device for processing a multi-television system signal provided by an embodiment of the present invention, by using different receiving devices to receive corresponding television system signals,
  • the wireless access terminal can simultaneously receive a plurality of television system signals or selectively receive a television system signal that meets the requirements.
  • FIG. 1 is a schematic flow chart of a method for processing a multi-television system signal according to an embodiment of the present invention
  • FIG. 2 is a method for processing a multi-television system signal when a standard parameter is a television system signal type DVB-T or DVB-H according to another embodiment of the present invention
  • Schematic diagram of the process
  • FIG. 3 is a schematic flow chart of a method for processing a multi-television system signal when a standard parameter is a television system signal type DVB-T according to another embodiment of the present invention
  • FIG. 4 is a schematic flow chart of a method for processing a multi-television system signal when a standard parameter is a television system signal type DVB-H according to another embodiment of the present invention
  • FIG. 5 is a schematic flowchart of a method for processing a multi-television system signal when a standard parameter is a signal strength greater than a threshold value H according to another embodiment of the present invention
  • FIG. 6 is a schematic flow chart of a method for processing a multi-television system signal when a standard parameter is the maximum signal strength according to another embodiment of the present invention
  • FIG. 7 is a schematic structural diagram of an apparatus for processing a multi-television system signal according to an embodiment of the present invention
  • FIG. 8 is a schematic structural diagram of a device according to an embodiment of the present invention
  • FIG. 9 is a schematic structural diagram of a system for processing a multi-television system signal according to an embodiment of the present invention. detailed description
  • the embodiment of the present invention provides a method for processing a multi-television system signal. As shown in FIG. 1, the method includes the following steps:
  • Step 101 Acquire parameters of a plurality of television system signals; specifically, digital video broadcasting has multiple television system signals, such as DVB-T, DVB-H, and the like. Frequency band of various TV system signals Differently, the wireless receiving terminal can select the TV system signal whose parameters meet the requirements according to the user's needs, and the parameters include, but are not limited to, the signal type of the television system signal and the signal strength of the television system signal.
  • Step 102 Compare parameters of a plurality of television system signals, and determine a television system signal that matches the standard parameters;
  • the wireless receiving terminal compares the obtained parameters of the plurality of television system signals with the standard parameters, and determines a television system signal that matches the standard parameter, and the determined television system signal may be one type or A variety.
  • the standard parameter can be set to the signal type of the television system signal (referred to as the standard signal type), the signal strength of the television system signal (referred to as the standard signal strength), etc., when the standard parameter determined by the user is the standard signal type, each type The signal type of the television system signal is compared with the standard signal type, and the television system signal whose signal type is the same as the standard signal type is determined to be a matched television system signal; when the standard parameter determined by the user is the standard signal strength, each television system is used.
  • the signal strength of the signal is compared with the standard signal strength, and the television system signal whose signal strength is greater than the standard signal strength is determined to be a matched television system signal, or the television system signal having the highest signal strength among the plurality of television system signals is determined as the matched television.
  • System signal When the standard parameters determined by the user are parameters such as signal-to-noise ratio and power, the above methods can also be used for comparison.
  • the above comparison method is only an example for explaining the comparison process, and other methods for achieving the effect of selecting a television system signal may be used. For example, it is determined that the television system signal whose parameters are within a certain range is a matched television system signal.
  • Step 103 Start a receiving device corresponding to the determined television system signal.
  • a television system signal corresponds to a receiving device, and when the determined television system signal is a television system signal, the receiving device A corresponding to the television system signal A is activated, when the determined television
  • the system signal is a plurality of television system signals A and B
  • the receiving devices A and B corresponding to the plurality of television system signals A and B are simultaneously activated.
  • the receiving device is generally a radio frequency front end, and after being activated, the receiving frequency is tuned to a corresponding frequency point to receive the corresponding television system. Signal.
  • the wireless receiving terminal After receiving the television system signal that determines the matching standard parameter, the wireless receiving terminal demodulates the television system signal and sends the signal to the connected user terminal through the interface, where only one television system can be demodulated when performing demodulation.
  • a dedicated demodulation device for signals can also be used as a general-purpose demodulation device for demodulating a plurality of television system signals. If the content of the television system signal is encrypted, the wireless receiving terminal needs to decrypt the television system signal and then send it to the connected user terminal through the interface. The user terminal then plays the content provided by the television system signal using the corresponding software.
  • a corresponding television system signal is received by using different receiving devices, so that the wireless access terminal can simultaneously receive multiple television system signals or selects. Sexually receive the TV signal that meets the requirements.
  • the method is described in detail, assuming that the television system signal that the wireless receiving terminal can receive is the television system signal A and the television system signal B.
  • the signal type of the TV system signal A is DVB-T, which corresponds to the receiving device A1;
  • the signal type of the TV system signal B is DVB-H, corresponding to the receiving device Bl. According to the standard parameters set by the user, it is divided into the following cases:
  • Step 201 Obtain a type of a television system signal
  • Step 202 Compare whether the type of the acquired television system signal is DVB-T or DVB-H; if the obtained television system signal is DVB-T or DVB-H, continue to perform step 203; otherwise, the television system signal is not received. . After comparison, it is known that the television system signal A and the television system signal B are television system signals that match the standard parameters.
  • Step 203 Simultaneously start a receiving device corresponding to the DVB-T signal and the DVB-H signal respectively. Specifically, the starting receiving device A1 receives the DVB-T signal, and simultaneously starts the receiving device B1. Receive DVB-H signal.
  • Step 204 Demodulate the received DVB-T signal and the DVB-H signal.
  • the DVB-T signal may be demodulated by using the demodulation device A2, and the DVB-H signal is demodulated by using the demodulation device B2.
  • the modulation device C simultaneously demodulates the DVB-T signal and the DVB-H signal.
  • Step 205 Send the demodulated television system signal to the user terminal.
  • Step 206 The user terminal plays the content of the DVB-T signal and the DVB-H signal.
  • the user terminal uses the corresponding software for the content of the DVB-T signal and the DVB-H signal. All content belonging to the DVB-T network and the DVB-H network can be displayed during playback, and functions such as split-screen playback and picture-in-picture playback can be realized.
  • Step 301 Obtain a type of a television system signal
  • Step 302 Compare whether the acquired type of the television system signal is DVB-T; if the obtained television system signal is DVB-T, proceed to step 303; otherwise, the television system signal is not received. After comparison, it is known that the television system signal A is a television system signal matching the standard parameters.
  • Step 303 Start a receiving device corresponding to the DVB-T signal; start the receiving device A1 to receive the DVB-T signal, and do not start the receiving device B1 to receive the DVB-H signal.
  • Step 304 Demodulate the received DVB-T signal.
  • the demodulation device A2 dedicated to the DVB-T signal may be used for demodulation, or may be demodulated by using a general demodulation device C.
  • C can both demodulate the DVB-T signal and demodulate the DVB-H signal.
  • Step 305 Send the demodulated television system signal to the user terminal.
  • Step 306 The user terminal plays the content of the DVB-T signal.
  • the user terminal uses the corresponding software to the content of the DVB-T signal. All content belonging to the DVB-T network can be displayed during playback, and functions such as split-screen playback and picture-in-picture playback can be realized.
  • Step 401 Obtain a type of a television system signal
  • Step 402 Compare whether the acquired type of the television system signal is DVB-H; if the acquired television system signal is DVB-H, proceed to step 403; otherwise, the television standard signal is not received. After comparison, it is known that the television system signal B is a television system signal matching the standard parameters.
  • Step 403 Start a receiving device corresponding to the DVB-H signal; and start the receiving device B1 to receive the DVB-H signal, and do not start the receiving device A1 to receive the DVB-T signal.
  • Step 404 Demodulate the received DVB-H signal.
  • the demodulation device B2 dedicated to the DVB-H signal may be used for demodulation, or may be demodulated by using a general demodulation device C.
  • C can both demodulate the DVB-T signal and demodulate the DVB-H signal.
  • Step 405 Send the demodulated television system signal to the user terminal.
  • Step 406 The user terminal plays the content of the DVB-H signal.
  • the user terminal uses the corresponding software to the content of the DVB-H signal. All content belonging to the DVB-H network can be displayed during playback, and functions such as split-screen playback and picture-in-picture playback can be realized.
  • Step 501 Obtain a signal strength of a television standard signal
  • Step 502 Compare the signal strengths of the acquired television system signals, and determine that the television system signals greater than the threshold value H are matched television system signals. Specifically, if the signal strength of the DVB-T signal is greater than the threshold value H, determine DVB-T. The signal is a matched TV system signal; if the signal strength of the DVB-H signal is greater than the threshold H, the DVB-H signal is determined to be a matching television system signal; if the signal strengths of the DVB-T signal and the DVB-H signal are greater than A value of H determines that both are matched television system signals.
  • Step 503 Start a receiving device corresponding to the determined television system signal
  • the DVB-T signal is a matched television system signal
  • the DVB-T signal is activated.
  • the DVB-H signal is a matching television system signal
  • the receiving device B1 corresponding to the DVB-H signal is activated; if both the DVB-T signal and the DVB-H signal are matched television system signals, The receiving device A1 and the receiving device B1 are activated.
  • Step 504 Demodulate the received television system signal. Specifically, if the DVB-T signal is received, the DVB-T signal dedicated demodulation device A2 may be used for demodulation, or the general demodulation device C may be used for demodulation. If the DVB-H signal is received, it can be demodulated using the demodulation device B2 dedicated to the DVB-H signal, or demodulated using the general demodulation device C, which can demodulate DVB. The -T signal can also demodulate the DVB-H signal.
  • Step 505 Send the demodulated television system signal to the user terminal.
  • Step 506 The user terminal plays the content of the television system signal.
  • the user terminal uses the corresponding software for the content of the DVB-T signal and/or the DVB-H signal. All content belonging to the DVB-T network and/or DVB-H network can be displayed during playback, and functions such as split-screen playback and picture-in-picture playback can be realized.
  • Step 601 Obtain a signal strength of a television standard signal.
  • Step 602 Compare the signal strengths of the acquired television system signals, and determine that the television system signals with the highest signal strength are matched television system signals;
  • Step 603 Start a receiving device corresponding to the determined television system signal
  • the receiving device A1 corresponding to the DVB-T signal is activated; if the DVB-H signal is a matched television system signal, the receiving device corresponding to the DVB-H signal is activated. .
  • Step 604 Demodulate the received television system signal. Specifically, if the DVB-T signal is received, Demodulation can be performed using the demodulation device A2 dedicated to the DVB-T signal, or demodulation can be performed using the general demodulation device C. If the DVB-H signal is received, the demodulation device B2 dedicated to the DVB-H signal can be used. Demodulation can also be performed using a general demodulation device C, which can both demodulate the DVB-T signal and demodulate the DVB-H signal.
  • Step 605 Send the demodulated television system signal to the user terminal.
  • Step 606 The user terminal plays the content of the television system signal.
  • the user terminal uses the corresponding software for the content of the DVB-T signal or the DVB-H signal. All content belonging to the DVB-T network or DVB-H network can be displayed during playback, and functions such as split-screen playback and picture-in-picture playback can be realized. Other examples that can achieve the same effect are not described here.
  • a corresponding television system signal is received by using different receiving devices, so that the wireless access terminal can simultaneously receive multiple television system signals or selects. Sexually receive the TV signal that meets the requirements.
  • the embodiment of the present invention further provides an apparatus for processing a signal of a multi-television system, as shown in FIG. 7, comprising:
  • An obtaining unit 701 configured to acquire parameters of multiple television system signals
  • a determining unit 702 configured to compare parameters of the plurality of television system signals, and determine a television system signal that matches the standard parameters
  • the starting unit 703 is configured to start a receiving device corresponding to the determined television system signal.
  • the determining unit 702 is specifically configured to compare the signal type of each television system signal with a standard signal type, and determine that the television system signal with the same signal type and the standard signal type is a matched television system signal; or each television system signal The signal strength is compared with the standard signal strength to determine the TV signal whose signal strength is greater than the standard signal strength is the matching TV The system signal; or the television system signal with the strongest signal strength of the plurality of television system signals is determined as the matched television system signal.
  • digital video broadcasting has a variety of television system signals, such as DVB-T, DVB-H, and the like.
  • the frequency bands of different TV system signals are different.
  • the wireless receiving terminal can select the TV system signal whose parameters meet the requirements according to the user's needs.
  • the parameters include but are not limited to: the signal type of the TV system signal and the signal of the TV system signal. strength.
  • the determining unit 702 compares the obtained parameters of the plurality of television system signals with the standard parameters, and determines a television system signal that matches the standard parameters, and the determined television system signal can be One or more.
  • the standard parameters can be set to the signal type of the TV system signal, the signal strength of the TV system signal, and the like. Since a television system signal corresponds to a receiving device, the starting unit 703 activates the receiving device corresponding to the determined television system signal to receive the television system signal.
  • the apparatus for processing a multi-television system signal provided by the embodiment of the present invention can receive a corresponding television system signal by using different receiving apparatuses, so that the radio access terminal can simultaneously receive multiple television system signals or selects. Sexually receive the TV signal that meets the requirements.
  • the embodiment of the present invention further provides a device, as shown in FIG. 8, comprising: a device 801 for processing a multi-television system signal and a plurality of receiving devices 802;
  • a device 801 for processing a multi-television system signal for obtaining parameters of a plurality of television system signals; comparing parameters of a plurality of television system signals, determining a television system signal matching the standard parameters; and starting a receiving device corresponding to the determined television system signal;
  • Each receiving device 802 is configured to receive the corresponding determined television system signal after startup.
  • the apparatus further comprises: one or more demodulating means 803 for demodulating the television system signal received by the receiving means.
  • digital video broadcasting has a variety of television system signals, such as DVB-T, DVB-H, and the like.
  • the frequency bands of the signals of the various television systems are different.
  • the device 801 for processing the signals of the multi-television system can select the television system signal whose parameters meet the requirements according to the needs of the user, and the parameters include, but are not limited to: the signal type of the television system signal, The signal strength of the TV system signal.
  • the device 801 for processing the multi-television system signal compares the obtained parameters of the plurality of television system signals with the standard parameters, and determines a television system signal matching the standard parameters, and the determined television system signal may be one. Kind or more.
  • the standard parameter can be set to the signal type of the television system signal, the signal strength of the television system signal, etc.
  • the signal type of each television system signal is compared with the standard signal type,
  • the television system signal whose signal type is the same as the standard signal type is determined to be a matched television system signal;
  • the signal strength of each television system signal is compared with the standard signal strength, and the signal is determined.
  • a television system signal having a strength greater than a standard signal strength is a matched television system signal, or a television system signal having the highest signal strength among a plurality of television system signals is determined as a matched television system signal.
  • the standard parameters determined by the user are parameters such as signal-to-noise ratio and power
  • the above methods can also be used for comparison.
  • the above comparison method is only an example for explaining the comparison process, and other methods for achieving the effect of selecting a television system signal may be used, for example, determining that the television system signal whose parameters are within a certain range is a matched television system signal.
  • a television system signal corresponding to a receiving device 802 in the device when the determined television system signal is a television system signal A, the receiving device A corresponding to the television system signal A is activated, when the determined television system signal is more When the television system signals A and B are used, the receiving devices C and D corresponding to the plurality of television system signals A and B, respectively, are activated.
  • the receiving device 802 is generally a radio frequency front end that is activated to harmonize the receiving frequency to a corresponding frequency point to receive a corresponding television system signal.
  • the demodulating device 803 demodulates the television system signal and sends the signal to the connected user terminal through the interface, where For demodulation, a dedicated demodulation device 803 that demodulates only one television system signal may be used, or a general demodulation device 803 that demodulates a plurality of television system signals may be used. If the content of the television system signal is encrypted, the wireless receiving terminal needs to decrypt the television system signal and then send it to the connected user terminal through the interface. The user terminal then plays the content provided by the television system signal using the corresponding software.
  • the corresponding television system signal is received by using different receiving devices, so that the wireless access terminal can simultaneously receive multiple television system signals or selectively receive the television that meets the requirements. System signal.
  • the embodiment of the present invention further provides a system for processing a multi-television system signal, as shown in FIG. 9, comprising:
  • a wireless receiving terminal 901 configured to acquire parameters of a plurality of television system signals; compare parameters of the plurality of television system signals, determine a television system signal matching the standard parameters; and start a receiving device corresponding to the determined television system signal;
  • the user terminal 902 is configured to control a television system signal received by the wireless receiving terminal.
  • the user terminal 902 is further configured to control standard parameters in the wireless receiving terminal.
  • the method, device, system and device for processing a multi-television system signal provided by the embodiments of the present invention are used for acquiring parameters of a plurality of television system signals; comparing parameters of the plurality of television system signals Determining a television system signal matching the standard parameter; and starting the receiving device corresponding to the determined television system signal.
  • the wireless access terminal can simultaneously receive a plurality of television system signals or selectively receive a desired television system signal.
  • the present invention cover the modifications and modifications of the invention

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
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  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)

Abstract

L'invention a trait à la technologie de la communication et concerne, plus particulièrement, un procédé, un appareil, un système et un dispositif de traitement de signaux de normes de télévision multiples. Le procédé comprend les étapes consistant à : obtenir des paramètres associés à des signaux de normes de télévision multiples; comparer les paramètres associés aux signaux de normes de télévision multiples et identifier les signaux de norme de télévision correspondant à un paramètre de norme; activer un appareil de réception correspondant aux signaux de norme de télévision ainsi identifiés. Le procédé, l'appareil, le système et le dispositif de traitement de signaux de normes de télévision multiples selon des modes de réalisation de l'invention permettent à des appareils de réception différents de recevoir des signaux de norme de télévision correspondants, et permettent à un terminal d'accès sans fil de recevoir de façon simultanée des signaux de normes multiples ou de recevoir de façon sélective des signaux de norme de télévision adaptés.
PCT/CN2011/070647 2010-10-28 2011-01-26 Procédé, appareil, système et dispositif de traitement de signaux de normes de télévision multiples WO2012055180A1 (fr)

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CN201010523883.6 2010-10-28
CN2010105238836A CN101977289A (zh) 2010-10-28 2010-10-28 一种处理多电视制式信号的方法、装置、系统及设备

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CN102256082B (zh) * 2011-07-25 2013-09-18 广州视源电子科技股份有限公司 一种支持多种数字电视制式的电视机
EP3813360A4 (fr) 2018-07-25 2021-09-01 Hangzhou Hikvision Digital Technology Co., Ltd. Procédé et dispositif d'identification de signal vidéo, dispositif électronique, et support de stockage lisible par ordinateur
CN110166077B (zh) * 2019-05-24 2021-06-18 Oppo广东移动通信有限公司 性能优化方法、装置以及计算机存储介质和终端设备
CN111147785A (zh) * 2019-11-12 2020-05-12 深圳Tcl数字技术有限公司 信号制式加载方法、装置、视频播放终端及可读存储介质

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CN1791191A (zh) * 2004-12-17 2006-06-21 三星电子株式会社 数字多媒体信号接收机及其信道预搜索方法
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CN1941670A (zh) * 2005-09-28 2007-04-04 美国博通公司 在网络中传输信息的方法和系统
CN101325674A (zh) * 2007-06-11 2008-12-17 厦门华侨电子股份有限公司 一种电视信号接收方法及接收装置
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