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WO2016175616A1 - Procédé et appareil de relais de signal de radiodiffusion terrestre - Google Patents

Procédé et appareil de relais de signal de radiodiffusion terrestre Download PDF

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Publication number
WO2016175616A1
WO2016175616A1 PCT/KR2016/004554 KR2016004554W WO2016175616A1 WO 2016175616 A1 WO2016175616 A1 WO 2016175616A1 KR 2016004554 W KR2016004554 W KR 2016004554W WO 2016175616 A1 WO2016175616 A1 WO 2016175616A1
Authority
WO
WIPO (PCT)
Prior art keywords
display terminal
terrestrial broadcast
broadcast signal
wireless communication
communication network
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/KR2016/004554
Other languages
English (en)
Inventor
Sang Il Park
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.)
Ecopro ICT Inc
Epicenter Inc
Original Assignee
Ecopro ICT Inc
Epicenter Inc
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
Priority claimed from US14/701,036 external-priority patent/US9313552B1/en
Priority claimed from JP2015094093A external-priority patent/JP5866046B1/ja
Application filed by Ecopro ICT Inc, Epicenter Inc filed Critical Ecopro ICT Inc
Publication of WO2016175616A1 publication Critical patent/WO2016175616A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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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
    • H04N21/41—Structure of client; Structure of client peripherals
    • H04N21/418—External card to be used in combination with the client device, e.g. for conditional access
    • 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
    • H04N21/436—Interfacing a local distribution network, e.g. communicating with another STB or one or more peripheral devices inside the home
    • H04N21/4363—Adapting the video stream to a specific local network, e.g. a Bluetooth® network
    • 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
    • H04N21/436—Interfacing a local distribution network, e.g. communicating with another STB or one or more peripheral devices inside the home
    • H04N21/43615—Interfacing a Home Network, e.g. for connecting the client to a plurality of peripherals
    • 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
    • H04N21/436—Interfacing a local distribution network, e.g. communicating with another STB or one or more peripheral devices inside the home
    • H04N21/4363—Adapting the video stream to a specific local network, e.g. a Bluetooth® network
    • H04N21/43637—Adapting the video stream to a specific local network, e.g. a Bluetooth® network involving a wireless protocol, e.g. Bluetooth, RF or wireless LAN [IEEE 802.11]
    • 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
    • H04N21/436—Interfacing a local distribution network, e.g. communicating with another STB or one or more peripheral devices inside the home
    • H04N21/4367—Establishing a secure communication between the client and a peripheral device or smart card
    • 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
    • H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs
    • H04N21/4402—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving reformatting operations of video signals for household redistribution, storage or real-time display
    • 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

Definitions

  • the present disclosure relates to a method and an apparatus for relaying a terrestrial broadcast signal, and more particularly, to a method and an apparatus for receiving a terrestrial broadcast signal from a terrestrial broadcast station and streaming the broadcast signal to a display terminal in a wireless manner.
  • a terrestrial broadcast receiver including an antenna which is installed in a room and receives a broadcast signal transmitted from a terrestrial broadcast station via an over-the-air broadcast network, is connected to a display terminal such as a television in a wired manner with a cable. For this reason, when a place for installing the display terminal is determined in the room, an area for installing the terrestrial broadcast receiver including the antenna is limited within an area where the cable reaches due to the limited length of the cable, or vice versa.
  • the terrestrial broadcast receiver connected to the display terminal via a cable, even when an optimal location exists, which provides a better broadcast signal reception, if the optimal over-the-air signal reception location is in a place where the terrestrial broadcast receiver and the display terminal cannot be connected to each other due to the limited length of the cable, the terrestrial broadcast receiver ends up with being installed in an area where the cable reaches, which may be far from the optimal over-the-air signal reception location, unless the installation place of the display terminal is changed. This causes the relative broadcast reception sensitivity to be decreased, and hence there may be a case where a high-quality terrestrial broadcast cannot be provided to a user.
  • FIG. 1 is a schematic diagram for illustrating an example of an installation area of the terrestrial broadcast receiver.
  • a terrestrial broadcast receiver 10 is connected to a display terminal 20 such as a television in a wired manner via a cable CB. Therefore, when an installation place of the display terminal 20 is determined, a place where the terrestrial broadcast receiver 10 can be installed is limited within an installable region IR due to the limited length of the cable CB.
  • the terrestrial broadcast receiver 10 cannot be installed at the optimal location unless the installation place of the display terminal 20 is changed, resulting in a situation that the terrestrial broadcast receiver 10 is installed at a location where the over-the-air signal reception sensitivity is relatively low.
  • the terrestrial broadcast receiver 10 is generally connected in one-on-one to the display terminal 20, and hence the broadcast signal received by the terrestrial broadcast receiver 10 is provided to only a single unit of the display terminal 20.
  • a method of transmitting the broadcast signal to a plurality of personal display terminals 20 by using a signal distribution jack or the like may be employed.
  • an additional device such as a signal distributor needs to be installed, which necessitates an additional work process.
  • WO-2011136581 describes a system for providing a service of various contents including real-time broadcast, contents on demand (COD), game, news, and the like by using an Internet network connected to a room, instead of the terrestrial broadcast receiver that receives real-time contents from a terrestrial broadcast station.
  • An apparatus for relaying a terrestrial broadcast signal comprising: a terrestrial broadcast receiving unit configured to receive a terrestrial broadcast signal from a terrestrial broadcast station via an over-the-air terrestrial broadcast network; a terrestrial broadcast streaming unit configured to stream the terrestrial broadcast signal to a first display terminal via a wireless communication network; and a control unit configured to receive authentication request information from the first display terminal via the wireless communication network, when an authentication of the first display terminal is approved based on the authentication request information, to send authentication approval information to the first display terminal via the wireless communication network, and to cause the terrestrial broadcast streaming unit to stream the terrestrial broadcast signal to the first display terminal with the authentication approved via the wireless communication network, wherein when the authentication of the first display terminal is denied, the control unit is configured to cause the terrestrial broadcast streaming unit to stream the terrestrial broadcast signal to a second display terminal that differs from the first display terminal.
  • a method of relaying a terrestrial broadcast signal comprising: receiving a terrestrial broadcast signal from a terrestrial broadcast station via an over-the-air terrestrial broadcast network; streaming the terrestrial broadcast signal to a first display terminal via a wireless communication network; receiving authentication request information from the first display terminal via the wireless communication network; and sending, when the authentication of the first display terminal is approved, authentication approval information to the first display terminal via the wireless communication network, wherein the streaming comprises streaming the terrestrial broadcast signal to the first display terminal with the authentication approved via the wireless communication network, and when the authentication of the first display terminal is denied, the streaming comprises streaming the terrestrial broadcast signal to a second display terminal that differs from the first display terminal.
  • a broadcast signal received from a terrestrial broadcast station via a over-the-air broadcast network is streamed to a display terminal in a wireless manner without using a cable, and hence a broadcast signal relay apparatus can be installed in a place that provides a better broadcast reception sensitivity. Therefore, a broadcast reception condition can be improved.
  • the broadcast signal is streamed to a plurality of display terminals, and hence the efficiency of the broadcast signal relay apparatus can be increased.
  • FIG. 1 is a schematic diagram for illustrating an example of an installation area of a terrestrial broadcast receiver
  • FIG. 2 is a schematic diagram for illustrating an operation of a terrestrial broadcast signal relay apparatus according to some embodiments of the present disclosure
  • FIG. 3 is a block diagram of the terrestrial broadcast signal relay apparatus shown in FIG. 2;
  • FIG. 4 is a schematic diagram for illustrating an example of a terrestrial broadcast signal relay operation of the broadcast signal relay apparatus according to some embodiments of the present disclosure
  • FIG. 5 is a schematic diagram for illustrating an example of a broadcast signal relay method according to some embodiments of the present disclosure
  • FIG. 6 is a schematic diagram for illustrating another example of the broadcast signal relay method according to some embodiments of the present disclosure.
  • FIG. 7 is a schematic diagram for illustrating still another example of the broadcast signal relay method according to some embodiments of the present disclosure.
  • An apparatus for relaying a terrestrial broadcast signal includes a broadcast receiving unit configured to receive a broadcast signal from a terrestrial broadcast station via a over-the-air broadcast network and a broadcast streaming unit configured to stream the broadcast signal to a display terminal via a wireless communication network.
  • a method of relaying a broadcast signal includes receiving a broadcast signal from a terrestrial broadcast station via a over-the-air broadcast network and streaming the broadcast signal to a display terminal via a wireless communication network.
  • a terrestrial broadcast signal relay apparatus according to some embodiments of the present disclosure is described with reference to FIG. 2.
  • FIG. 2 is a schematic diagram for illustrating an operation of a terrestrial broadcast signal relay apparatus 100 according to some embodiments of the present disclosure.
  • the terrestrial broadcast signal relay apparatus 100 is connected to a plurality of personal display terminals (200-1 to 200-n) (also collectively referred to as "display terminal 200") via a wireless communication network 400.
  • the broadcast signal relay apparatus 100 relays a broadcast signal from a terrestrial broadcast station 300 to the display terminal 200. That is, the broadcast signal relay apparatus 100 receives the broadcast signal from the terrestrial broadcast station 300, and streams the terrestrial received broadcast signal to the display terminal 200 via the wireless communication network 400. In some embodiments, the broadcast signal relay apparatus 100 streams the broadcast signal to a plurality of display terminals 200-1 to 200-n.
  • the display terminal 200 receives the terrestrial broadcast signal from the broadcast signal relay apparatus 100 via the wireless communication network 400, and displays (outputs on a screen) the received broadcast signal.
  • the display terminal 200 includes a terminal equipped with a microprocessor including a memory unit and having a computational capability such as a television, a desktop computer, a laptop computer, a workstation, a palmtop computer, an ultra mobile personal computer (UMPC), a tablet, a personal digital assistant (PDA), a weblet, a smartphone, or a mobile phone.
  • UMPC ultra mobile personal computer
  • PDA personal digital assistant
  • the terrestrial broadcast station 300 broadcasts live terrestrial TV in real time. That is, the terrestrial broadcast station 300 converts a terrestrial live TV program such as drama, news, film, or the like into a wireless broadcast signal, and transmits the wireless broadcast signal via a over-the-air broadcast network 500.
  • the terrestrial broadcast station 300 may use a broadcast satellite (not shown) to transmit the broadcast signal.
  • the wireless communication network 400 refers to a communication network for transmitting and receiving various data.
  • the wireless communication network 400 includes a WiFi network.
  • the wireless communication network 400 includes a near field wireless communication network such as near field communication (NFC) and Bluetooth.TM..
  • the over-the-air broadcast network 500 is a broadcast network for transferring the broadcast signal transmitted from the terrestrial broadcast station 300.
  • the broadcast signal relay apparatus 100 streams the broadcast signal received from the terrestrial broadcast station 300 in an over-the-air manner to the display terminal 200 in a wireless manner without using a cable, and hence the broadcast signal relay apparatus 100 can be installed at the optimal location that provides a better terrestrial broadcast reception sensitivity. Therefore, a terrestrial broadcast reception condition can be improved.
  • the efficiency of the broadcast signal relay apparatus 100 can be increased.
  • the broadcast signal relay apparatus 100 according to some embodiments of the present disclosure is described in detail.
  • FIG. 3 is a block diagram of the broadcast signal relay apparatus 100 shown in FIG. 2
  • the broadcast signal relay apparatus 100 includes a broadcast receiving unit 110, a broadcast converting unit 130, a broadcast streaming unit 150, and a control unit 170.
  • the broadcast receiving unit 110 receives the broadcast signal from the terrestrial broadcast station 300 via the over-the-air broadcast network 500.
  • the broadcast converting unit 130 converts a format of the terrestrial broadcast signal received by the broadcast receiving unit 110 into a format that is transmittable to the display terminal 200 via the wireless communication network 400. That is, the broadcast converting unit 130 converts a broadcast signal of a format that is usable in the terrestrial broadcast network 500 into a broadcast signal of a format that is usable in the wireless communication network 400. For example, when the wireless communication network 400 is a WiFi network, the broadcast converting unit 130 converts the terrestrial broadcast signal received by the broadcast receiving unit 110 into a format that is transmittable via the WiFi network.
  • the broadcast streaming unit 150 streams the broadcast signal received by the broadcast receiving unit 110 and converted by the broadcast converting unit 130 to the display terminal 200 via the wireless communication network 400.
  • the display terminal 200 receives the broadcast signal and displays the received broadcast signal on a screen.
  • the broadcast streaming unit 150 streams the broadcast signal received by the broadcast receiving unit 110 and converted by the broadcast converting unit 130 to the plurality of personal display terminals 200-1 to 200-n via the wireless communication network 400.
  • the broadcast streaming unit 150 when streaming the broadcast signal with the format converted, transmits format information of the broadcast signal before being converted to the display terminal 200. For example, the broadcast streaming unit 150 transmits the format information, and then streams the broadcast signal indicated by the format information. Upon receiving the format information while performing other process, the display terminal 200 suspends the other process, and performs a screen display of the broadcast signal, which has a relatively large process load, based on a format indicated by the format information.
  • the broadcast streaming unit 150 adjusts a streaming speed depending on a reception condition of the broadcast signal. In some embodiments, the broadcast streaming unit 150 adjusts the streaming speed or image quality depending on the number of display terminals that perform the screen output of the broadcast signal. For example, the broadcast streaming unit 150 decreases the streaming speed or the image quality when the number of display terminals is large.
  • the control unit 170 controls overall operation of the broadcast signal relay apparatus 100. That is, the control unit 170 controls operations of the broadcast receiving unit 110, the broadcast converting unit 130, and the broadcast streaming unit 150, such that the broadcast signal transmitted from the terrestrial broadcast station 300 is transferred to the display terminal 200.
  • control unit 170 performs an authentication of the display terminal 200, and when the authentication of the display terminal 200 is approved, streams the broadcast signal to the display terminal 200 with the authentication approved.
  • control unit 170 receives authentication request information from the display terminal 200 via the wireless communication network 400.
  • the authentication request information includes information for identifying the display terminal 200.
  • the control unit 170 authenticates the display terminal 200 based on the received authentication request information. For example, if the display terminal 200 that transmitted the authentication request information is a terminal that registered in advance, the control unit 170 approves the authentication of the display terminal 200. On the other hand, if the display terminal 200 is a terminal that is not registered, the control unit 170 denies the authentication of the display terminal 200.
  • control unit 170 transmits authentication approval information to the corresponding display terminal 200 via the wireless communication network 400.
  • control unit 170 streams the broadcast signal that is received by the broadcast receiving unit 110 and converted by the broadcast converting unit 130 to the display terminal 200 with the authentication approved via the broadcast streaming unit 150 in a wireless manner.
  • control unit 170 streams broadcast signal of a channel that is requested by the display terminal 200 with the authentication approved to the corresponding display terminal 200 in a wireless manner.
  • control unit 170 receives channel reception request information from the display terminal 200 with the authentication approved via the wireless communication network 400.
  • the channel reception request information includes information for identifying the display terminal 200, information for identifying a desired broadcast channel.
  • control unit 170 controls the broadcast receiving unit 110 to receive broadcast signal based on information for identifying a broadcast channel that is requested by the display terminal 200.
  • the control unit 170 then streams the received broadcast signal to the display terminal 200 via the broadcast streaming unit 150 in a wireless manner.
  • FIG. 4 is a schematic diagram for illustrating an example of the broadcast signal relay operation of the broadcast signal relay apparatus 100 according to some embodiments of the present disclosure.
  • the broadcast signal relay apparatus 100 is installed at the optimal location that provides a better broadcast reception sensitivity in a home HM, and a television 200-1, a tablet 200-2, and a smartphone 200-3 are located in the home HM.
  • the broadcast signal relay apparatus 100 is connected to the television 200-1, the tablet 200-2, and the smartphone 200-3 via the wireless communication network 400 without using a cable. Therefore, the broadcast signal relay apparatus 100 is capable of providing the received broadcast signal to the display terminal 200 without a distance constraint therebetween.
  • FIGS. 5 to 7 a broadcast signal relay method according to some embodiments of the present disclosure is described.
  • FIG. 5 is a schematic diagram for illustrating an example of the broadcast signal relay method according to some embodiments of the present disclosure.
  • the terrestrial broadcast station 300 transmits a broadcast signal via the over-the-air broadcast network 500.
  • the broadcast signal relay apparatus 100 receives the broadcast signal transmitted from the terrestrial broadcast station 300 via the over-the-air broadcast network 500.
  • the broadcast signal relay apparatus 100 converts the received broadcast signal into a broadcast signal of a format that is transmittable to the display terminal 200 via the wireless communication network 400.
  • the broadcast signal relay apparatus 100 converts a broadcast signal of a format that is transmittable via the over-the-air broadcast network 500 into a broadcast signal of a format that is transmittable via the wireless communication network 400.
  • the wireless communication network 400 is a WiFi network
  • the broadcast signal relay apparatus 100 converts the received broadcast signal into a broadcast signal of a format that is transmittable via the WiFi network.
  • the broadcast signal relay apparatus 100 streams the broadcast signal to the display terminal 200 via the wireless communication network 400 in a wireless manner.
  • the broadcast signal relay apparatus 100 streams the broadcast signal to each of the plurality of personal display terminals 200-1 to 200-n via the wireless communication network 400 in a wireless manner.
  • the display terminal 200 displays (screen outputs) the received broadcast signal.
  • the broadcast signal relay apparatus 100 streams the broadcast signal received from the terrestrial broadcast station 300 in an over-the-air manner to the display terminal 200 via the wireless communication network 400 in a wireless manner without using a cable. Therefore, the broadcast signal relay apparatus 100 can be installed at the optimal location that provides a better broadcast reception sensitivity.
  • the efficiency of the broadcast signal relay apparatus 100 can be increased.
  • FIG. 6 is a schematic diagram for illustrating another example of the broadcast signal relay method according to some embodiments of the present disclosure.
  • the terrestrial broadcast station 300 transmits a broadcast signal via the over-the-air broadcast network 500.
  • the display terminal 200 transmits authentication request information to the broadcast signal relay apparatus 100 via the wireless communication network 400.
  • the broadcast signal relay apparatus 100 receives the authentication request information, and authenticates the display terminal 200 based on the authentication request information.
  • Step S240 the broadcast signal relay apparatus 100 transmits authentication approval information to the display terminal 200 via the wireless communication network 400.
  • the broadcast signal relay apparatus 100 streams the broadcast signal to the display terminal 200 with the authentication approved via the wireless communication network 400.
  • the display terminal 200 displays the received broadcast signal (screen output). The steps of receiving the broadcast signal and converting the format of the broadcast signal in the broadcast signal relay apparatus 100 are omitted in FIG. 6, as these steps are similar to those shown in FIG. 5.
  • the broadcast signal relay apparatus 100 streams the broadcast signal to a display terminal other than the display terminal 200 with the authentication denied (for example, a display terminal that is located near the display terminal for which the authentication is denied and that transmitted no authentication request information to the broadcast signal relay apparatus 100).
  • the broadcast signal relay apparatus 100 streams the broadcast signal to the display terminal other than the display terminal 200 in a format that differs from the format of the broadcast signal intended to be transmitted to the display terminal 200 with the authentication denied. In some embodiments, the broadcast signal relay apparatus 100 streams a broadcast signal having image quality lower than the broadcast signal intended to be transmitted to the display terminal 200 with the authentication denied. In some embodiments, when the authentication is denied, the broadcast signal relay apparatus 100 selects other display terminal associated when the authentication is denied, and streams the broadcast signal to the selected display terminal.
  • FIG. 7 is a schematic diagram for illustrating still another example of the broadcast signal relay method according to some embodiments of the present disclosure.
  • the display terminal 200 transmits authentication request information to the broadcast signal relay apparatus 100 via the wireless communication network 400.
  • the broadcast signal relay apparatus 100 authenticates the display terminal 200 based on the received authentication request information.
  • the broadcast signal relay apparatus 100 transmits authentication approval information to the display terminal 200 via the wireless communication network 400.
  • Step S340 the display terminal 200 with the authentication approved transmits channel reception request information to the broadcast signal relay apparatus 100 via the wireless communication network 400.
  • the terrestrial broadcast station 300 transmits the broadcast signal via the over-the-air broadcast network 500.
  • the broadcast signal relay apparatus 100 receives the broadcast signal based on the channel reception request information via the over-the-air broadcast network 500.
  • the broadcast signal relay apparatus 100 streams the broadcast signal to the display terminal 200 via the wireless communication network 400 in a wireless manner.
  • the display terminal 200 displays the received broadcast signal on a screen.
  • the steps of receiving the broadcast signal and converting the format of the broadcast signal at the broadcast signal relay apparatus 100 are omitted in FIG. 7, as these steps are similar to those shown in FIG. 5.
  • Some embodiments of the present disclosure can be implemented as a code, which is readable by a computer, on computer-readable recording medium.
  • the computer-readable recording medium includes all types of recording devices that can store data.
  • An example of the computer-readable recording medium includes one implemented in a form of carrier wave (transmitted through the Internet) as well as ROM, RAM, CD-ROM, magnetic tape, flexible disk, optical data storage device, and the like.
  • the computer-readable recording medium can be distributed to computer devices connected to a wired or wireless communication network, and stored and executed as a code that is readable by a computer in a distributed manner.
  • a broadcast signal received from a terrestrial broadcast station via a over-the-air broadcast network is streamed to a display terminal in a wireless manner without using a cable, and hence a broadcast signal relay apparatus can be installed in a place that provides a better broadcast reception sensitivity. Therefore, a broadcast reception condition can be improved.
  • the broadcast signal is streamed to a plurality of display terminals, and hence the efficiency of the broadcast signal relay apparatus can be increased.
  • the present disclosure can be applied to an apparatus for relaying or receiving a terrestrial broadcast signal.

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

Abstract

L'invention concerne un appareil pour relayer un signal de diffusion terrestre, qui comprend une unité de réception de diffusion configurée afin de recevoir un signal de diffusion provenant d'une station de diffusion terrestre par l'intermédiaire d'un réseau radiodiffusion hertzien et une unité de diffusion en continu configurée afin de diffuser en continu le signal de diffusion à un terminal d'affichage par l'intermédiaire d'un réseau de communication sans fil.
PCT/KR2016/004554 2015-04-30 2016-04-29 Procédé et appareil de relais de signal de radiodiffusion terrestre Ceased WO2016175616A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US14/701,036 2015-04-30
US14/701,036 US9313552B1 (en) 2015-04-30 2015-04-30 Method and apparatus for relaying terrestrial broadcast signal
JP2015-094093 2015-05-01
JP2015094093A JP5866046B1 (ja) 2015-05-01 2015-05-01 地上波放送信号中継装置及び方法

Publications (1)

Publication Number Publication Date
WO2016175616A1 true WO2016175616A1 (fr) 2016-11-03

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Application Number Title Priority Date Filing Date
PCT/KR2016/004554 Ceased WO2016175616A1 (fr) 2015-04-30 2016-04-29 Procédé et appareil de relais de signal de radiodiffusion terrestre

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Country Link
WO (1) WO2016175616A1 (fr)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090172784A1 (en) * 2007-12-28 2009-07-02 Lg. Electronics, Inc. Apparatus and method for processing data broadcast signal
US7574720B1 (en) * 1999-02-05 2009-08-11 Sony Corporation Data transmitting method, data transmitting system, data receiving method and receiving terminal
US20120096502A1 (en) * 2010-10-18 2012-04-19 Electronics And Telecommunications Research Institute Apparatus and method for distributing integrated broadcast
US20130312044A1 (en) * 2012-05-17 2013-11-21 Hitachi Consumer Electronics Co., Ltd. Network terminal system and wireless terminal
US8650597B2 (en) * 2006-12-28 2014-02-11 Samsung Electronics Co., Ltd Home network system and method of recording broadcasting content thereof

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7574720B1 (en) * 1999-02-05 2009-08-11 Sony Corporation Data transmitting method, data transmitting system, data receiving method and receiving terminal
US8650597B2 (en) * 2006-12-28 2014-02-11 Samsung Electronics Co., Ltd Home network system and method of recording broadcasting content thereof
US20090172784A1 (en) * 2007-12-28 2009-07-02 Lg. Electronics, Inc. Apparatus and method for processing data broadcast signal
US20120096502A1 (en) * 2010-10-18 2012-04-19 Electronics And Telecommunications Research Institute Apparatus and method for distributing integrated broadcast
US20130312044A1 (en) * 2012-05-17 2013-11-21 Hitachi Consumer Electronics Co., Ltd. Network terminal system and wireless terminal

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