KR101157760B1 - Method for Channel Zapping of Variable Type Broadcasting and Apparatus for Image Processing Having Function Thereof - Google Patents

Abstract

The present invention relates to a channel zapping method and a function of multi-channel broadcasting in which channel zapping is performed in real time by allocating a channel so that a multi-channel broadcasting such as real-time broadcasting and non-real-time broadcasting can be linked to a channel capable of zapping. It provides a equipped image processing device.
To this end, the present invention provides a method of zapping a channel for a multi-type broadcast, wherein when a service content of a non-real-time broadcast is received and viewed, the image processing apparatus selects a specific channel as a real-time broadcast channel for the non-real-time broadcast service content. Assigning and setting, and when the key input for the channel zapping of the real-time broadcast is made in the viewing state of the non-real-time broadcasting service content, the image processing apparatus stops the reproduction of the non-real-time broadcasting service content and the non-real-time broadcasting Channel zapping a real-time broadcasting channel after an allocation channel of the channel; and resuming the non-real-time broadcasting service content from a previous viewing position when returning to the allocation channel of the non-real-time broadcasting service content according to the continuous channel zapping. Characterized in that it comprises a step.

Description

Method for Channel Zapping of Variable Type Broadcasting and Apparatus for Image Processing Having Function Thereof}

The present invention relates to a channel zapping method for multiple types of broadcasts that enables real-time channel zapping of real-time broadcasting and non-real-time broadcasting, and an image processing apparatus having the function.

In the past, terrestrial broadcasts and satellite broadcasts received broadcast radio waves by a dedicated broadcast video receiver and outputted images and audio for viewing. Such terrestrial broadcasts and satellite broadcasts received radio waves unilaterally broadcasted from broadcasting stations. Passive viewing was done in the form of.

On the other hand, in recent years, with the development of the Internet, it is possible to freely browse a web site through the Internet or to deliver video contents by streaming, and thus, various kinds of various services can be provided by two-way communication using the Internet. Offer becomes possible.

As part of this, the Internet Protocol Television (IPTV) service has been developed and used as a service for providing information services, video contents, and broadcasting to a television receiver using high-speed Internet. A connected image processing apparatus (Set Top Box; STB) is mounted, and the broadcast service for each broadcasting channel of the IPTV can be used by bidirectional communication through a dedicated modem provided in the image processing apparatus.

In addition, in recent years, the participation in advanced two-way Internet service from one-way Internet service has gradually increased due to the development of system equipment for high-speed Internet service such as cable modem and asynchronous digital subscriber line (ADSL). In accordance with this trend, a HDTV-class VoD (Video on Demand) service has been developed and widely used as a multimedia service that allows a user to select and watch desired broadcast contents at a desired time.

On the other hand, the image processing apparatus mounted on the television receiver has a function of receiving IPTV broadcasts and receiving of VoD service contents, which are two-way broadcast content services, and switching menus by operating a key button of a main body or a remote operation of a remote controller. It is possible to watch IPTV broadcasting or VoD service contents through channel setting.

However, in a television receiver equipped with such an image processing apparatus, when watching a video of a VoD service content and attempting channel zapping for a viewing channel of an IPTV, the viewer of the IPTV is terminated after complex viewing of the IPTV. Since it is necessary to switch to the viewing menu, users who are not familiar with the menu operation may feel inconvenient, and there is a problem that the time for menu switching of different broadcasting services becomes long.

Accordingly, the present invention has been made to solve the above-described problems, and its object is to channel-map in real time by allocating channels so that various types of broadcasts, such as real-time broadcasts and non-real-time broadcasts, can be linked to a channel capable of zapping. The present invention provides a channel zapping method for multicast broadcasting and an image processing apparatus having the same function.

According to the method of the present invention for achieving the above object, in the method of zapping a channel for a multi-type broadcast, the non-real-time broadcast service content in the image processing apparatus when receiving and watching the service content of the non-real-time broadcast Assigning and setting a specific channel as a real-time broadcasting channel, and when a key input for channel zapping of the real-time broadcasting is made in the viewing state of the non-real-time broadcasting service content, the non-real-time broadcasting service in the image processing apparatus. Stopping the playback of the content and channel zapping the real-time broadcast channel after the allocation channel of the non-real-time broadcast channel; and returning to the allocation channel of the non-real-time broadcast service content according to the continuation of the channel zapping. Playing back content from a previous viewing position That is made open according to claim provides a method of the type broadcast channel jaeping.

According to the image processing apparatus of the present invention for achieving the above object, a key input unit for performing a key input for channel zapping, and a specific channel assigned to the non-real-time broadcasting service content in the state that the channel information of the real-time broadcasting is stored When the storage unit for storing information receives the service content of the non-real-time broadcasting and views the service content, a specific channel is assigned to the non-real-time broadcasting service content as a real-time broadcasting channel and set from the storage unit. If a key input for the channel zapping of the real-time broadcast in the assigned channel is made, the control unit for stopping the playback of the non-real-time broadcasting service content and the channel zapping of the real-time broadcasting channel after the allocation channel of the non-real-time broadcasting channel; The channel zapping function of the multi-type broadcasting, It provides a equipped image processing device.

As described above, according to the present invention, after assigning a specific real-time channel as a channel for VoD among a plurality of channels that can be set as an IPTV broadcasting channel, the user can watch the VoD broadcasting content image and perform channel zapping through a user's up / down key operation. When the viewing position information of the VoD broadcast content is stored in the server, the channel zapping of the IPTV is performed sequentially without any menu switching operation, and when the channel is allocated to the channel for VoD, the image of the VoD broadcasting content is displayed without the menu switching operation. As it can be reproduced as it is, it is possible to simply zap IPTV channels while watching VoD service contents without complicated menu switching operations, thereby providing great convenience to the user, and the operation of the service menu This has the effect of being simpler and simpler.

1 is a diagram illustrating a configuration of a channel zapping system for multi-type broadcasting according to the present invention;
2 is a diagram illustrating a detailed configuration of an image processing apparatus shown in FIG. 1;
3 is a diagram illustrating a state in which channel zapping of an IPTV is performed while a channel for VoD is allocated according to an embodiment of the present invention.

Hereinafter, the present invention configured as described above will be described in detail with reference to the accompanying drawings.

1 is a diagram illustrating a configuration of a channel zapping system for multi-type broadcasting according to the present invention.

Here, the meaning of multi-type broadcasting means terrestrial unidirectional broadcasting, real-time broadcasting service, non-real-time broadcasting service, cable unidirectional / bidirectional broadcasting, IPTV broadcasting, bidirectional communication VoD service, and OTT (Over The Top) type TV broadcasting service. In the present invention, the IPTV broadcasting service and the VoD service will be described as examples.

As shown in FIG. 1, the channel zapping system for multi-type broadcasting according to the present invention includes an image output apparatus 10, an image processing apparatus 12, an access network 14, a VoD server 16, and an IPTV server. (18), a zapping server (20).

The video output device 10 is for outputting a broadcast service video and audio received from the set-baking box 12 so that a user can view it, and a television receiver or a monitor for a computer corresponds to this.

Here, the image output apparatus 10 may be a portable image output terminal equipped with a function of the image processing apparatus 12 in hardware or software, that is, a laptop computer, a mobile communication terminal, a smartphone, a PDA, a PMP, and the like. Application is possible.

The image processing device 12 provides a video / audio signal to the video output device 10 to access and access the access network to receive and view VoD service content, or to select and watch a program channel of an IPTV broadcast. When the user wants to zap the IPTV channel while watching the VoD service content by communication with the zapping server 20 through the mutually agreed protocol, the user requests the storage of the viewing position of the VoD service content and requests the channel zapping of the IPTV. To receive broadcast program information of each channel.

The image processing apparatus 12 assigns and assigns a virtual real-time channel to a specific channel number for the VoD service content, and immediately switches to the VoD service content without changing a menu when a key input operation for IPTV zapping of the user is started. The channel zapping is sequentially performed after the allocated channel, and when the channel is returned to the allocation channel of the VoD service content, the channel zapping is requested again through the zapping server 20 to be played from the previously stored viewing position. To help.

The access network 14 provides a communication path for transmission of IPTV service and VoD service content as a multimedia service through a wired network. Preferably, an optical cable is installed to an optical network unit (ONU) to serve through an ATM switch. It is possible to use an FTTC (Fiber To The Curb) communication system that transmits the data from the providing server to the ONU via the optical fiber and provides service through the VDSL using the telephone line from the ONU to the subscriber provided with the image processing apparatus 12.

The VoD server 16 receives service contents from a plurality of service content providers through the Internet, provides the image processing apparatus 12 with a viewable program list of service contents, and requests the corresponding image processing apparatus 12 from the request. According to the present invention, the service contents selected according to the present invention are allocated to the corresponding image processing apparatus 12 according to a viewing position storing request of the service contents for channel zapping from the image processing apparatus 12 through the zapping server 20. Store and manage the viewing position information of the service contents in the stored storage space, and provide the service contents from the pre-stored viewing positions when the service contents of the corresponding viewing positions are requested by the image processing apparatus 12 as the channel returns through channel zapping. do.

The IPTV server 18 encodes and digitally processes over-the-air analog broadcasts, terrestrial HD broadcasts, and cable HD broadcasts in the form of digital video output signals, respectively, and performs the image processing apparatus 12 through the zapping server 20. As provided for each broadcast program channel, each broadcast program channel is provided according to a channel zapping request from the image processing apparatus 12 through the zapping server 20.

The zapping server 20 is configured to share a multimedia service request such as a channel change and channel selection and a protocol including functions such as request acceptance response and the like with the image processing apparatus 12 as a client. It is possible to deliver the IPTV broadcast service program or VoD service content of the channel requested from 12).

Next, FIG. 2 is a diagram showing the detailed configuration of the image processing apparatus shown in FIG.

As shown in FIG. 2, the image processing apparatus 12 includes a key input unit 22, a remote controller 24, a remote signal receiver 26, a modem 28, a communication interface 30, and a digital signal processor ( 32), an output interface 34, a storage 36, and a controller 38.

The key input unit 22 is provided with an up / down key input button for channel switching of an IPTV broadcasting channel, so that the up / down key input button can be operated up or down regardless of the viewing state of the VoD service content. Performs key input for channel zapping.

The remote controller 24 has an up / down key input button for channel switching of an IPTV broadcasting channel, and the up / down key input button is used to up or down the IPTV broadcasting channel regardless of the viewing state of the VoD service content. A key input for channel zapping is performed to generate a remote control signal according to the key input.

The remote signal receiver 26 receives a remote control signal from the remote controller 24 and converts the signal into a signal form that the controller 38 can recognize.

The modem 28 accesses the zapping server 20 through the access network to perform a channel request or VoD service content of an IPTV broadcast and receive and provide broadcast program information or VoD service content of a specific channel.

The communication interface 30 performs an interface operation of data for performing communication through the modem 28, and may be implemented by a wired interface or a wireless interface such as a LAN card according to a wireless LAN standard such as IEEE 802.11b. Can be.

The digital signal processing unit 32 is a video / audio in the form of data that can be output video / audio from the video output device 10 to the broadcast information signal of the IPTV broadcast program or the VoD service content received from the modem 28 Digital signal processing.

The output interface 34 performs an interface operation for providing the video / audio data from the digital signal processor 32 to the video output device 10.

The storage unit 36 stores real-time channel information of the IPTV allocated by the control unit 38, stores specific channel information allocated for the VoD service content, and records recorded information of the IPTV broadcast program or VoD service content. Save the data.

The controller 38 automatically assigns and sets a specific channel among the virtual channels of the IPTV as the channel for the VoD service content when viewing the VoD service content, and sets the key input unit 22 or the remote controller in the viewing state of the VoD service content. If a key input for channel zapping from 24 is made, a request for storing the viewing position of the VoD service content is requested, and for the VoD service content according to an up operation or a down operation of an up / down key button for channel zapping. Requesting up / down zapping of the IPTV channels sequentially from the assigned channel, and if the channel zapping continues to return to the assigned channel of the VoD service content, the VoD service content from the previous viewing position is requested to be re-viewed. do.

Meanwhile, the controller 38 automatically assigns a specific channel when viewing VoD service content, but the present invention is not limited thereto, and the video output device displays a selection guide menu for channel setting when viewing VoD service content. It is also possible to display in (10) so that the channel can be manually assigned by selecting the desired channel number according to the user's key input.

When there is no playback of the VoD service content, the controller 38 preferably sets a specific channel for allocation of the VoD service content as a general IPTV channel including a guide channel, an advertisement, a promotion channel, and the like.

According to the present invention made as described above, when watching the video of the VoD service content as shown in Fig. 3, the controller 38 assigns and sets, for example, "CH 1" as a specific allocation channel, When the channel up operation for channel zapping is performed according to the key input of the key input unit 22 or the remote control 24, the channel zapping of the IPTV is started immediately without changing the menu, and after "CH 1", which is the assigned channel for the corresponding VoD service content, Initiate channel zapping from " CH 2 "

On the other hand, if the channel zapping continues to return to the channel of the pre-assigned VoD service content, the control unit 38 transmits the service content from the previous viewing position to the VoD server 16 through the zapping server 20. Request again to enable re-viewing of the corresponding VoD service content.

While specific embodiments of the present invention have been described and illustrated above, it will be apparent that the present invention may be embodied in various modifications by those skilled in the art. Such modified embodiments should not be understood individually from the technical spirit or the prospect of the present invention, but should fall within the claims appended to the present invention.

10: video output device, 12: image processing device,
14: access network, 16: VoD server,
18: IPTV server, 20: zapping server,
22: key input, 24: remote control,
26: remote signal receiver, 28: modem,
30: communication interface, 32: digital signal processing unit,
34: output interface, 36: storage,
38: control unit.

Claims (9)

In the method of zapping a channel for multiple broadcasts,
A step of allocating and setting a specific channel as a real-time broadcasting channel to the non-real-time broadcasting service content in the image processing apparatus when the service content of the non-real-time broadcasting is received and viewed;
In the viewing state of the non-real-time broadcasting service content, if a key input for channel zapping of the real-time broadcasting is made, the image processing apparatus stops the reproduction of the non-real-time broadcasting service content and starts a real time after the assigned channel of the non-real-time broadcasting channel. Channel zapping the broadcast channel; And
And returning to the allocated channel of the non-real-time broadcasting service content according to the continuation of the channel zapping, and reproducing the non-real-time broadcasting service content from the previous viewing position. How to zap. The method of claim 1,
And the non-real time broadcast service content is a VoD (Video on Demand) service content. The method of claim 1,
In the first step, the channel allocation of the non-real-time broadcasting service content may be automatically assigned at the time of viewing the corresponding non-real-time broadcasting service content or manually assigned by a user's channel selection operation. Channel zapping method of type broadcasting. The method of claim 2,
In the second step, the image processing apparatus requests the VoD server to store viewing position information of the VoD service content when a key input for channel zapping of the IPTV broadcast is made,
In the third step, when the video processing apparatus returns to the assigned channel of the VoD service content, receiving and playing the VoD service content of the previous viewing position from the VoD server, multi-channel broadcasting zapping method characterized in that . A key input unit for performing key input for channel zapping;
A storage unit configured to store specific channel information allocated to non-real-time broadcasting service content in a state in which channel information of real-time broadcasting is stored; And
When the service content of the non-real-time broadcasting is provided and viewed, the non-real-time broadcasting service content is set as a real-time broadcasting channel by assigning a specific channel from the storage and setting the real-time broadcasting of the allocated channel from the key input unit. And a controller for stopping playback of the non-real-time broadcast service content and performing channel zapping of the real-time broadcast channel after the allocation channel of the non-real-time broadcast channel when a key input for channel zapping is performed. Image processing device with channel zapping function. The method of claim 5, wherein
And the non-real time broadcast service content is a VoD (Video on Demand) service content. The method of claim 5, wherein
The channel allocation of the non-real-time broadcasting service content may be any one of automatic allocation at the time of viewing the non-real-time broadcasting service content by the control unit or manual allocation by a channel selection operation of a key input unit. Image processing device with channel zapping function. The method according to claim 6,
If a key input for channel zapping of the IPTV broadcast is made in the channel allocated to the VoD service content from the key input unit, the controller requests a server to store viewing position information of the VoD service content through an access network.
When the channel zapping continues to return to the assigned channel of the VoD service content, the image processing apparatus having the channel zapping function of the multi-type broadcasting, characterized in that the control to receive and play the VoD service content of the previous viewing position from the server. . The method according to claim 6,
And the controller is configured to set a specific channel for allocating the VoD service content as a general IPTV channel when there is no playback of the VoD service content.

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