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WO2018018586A1 - Audio control method and system for video advertisements - Google Patents

Audio control method and system for video advertisements Download PDF

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Publication number
WO2018018586A1
WO2018018586A1 PCT/CN2016/092230 CN2016092230W WO2018018586A1 WO 2018018586 A1 WO2018018586 A1 WO 2018018586A1 CN 2016092230 W CN2016092230 W CN 2016092230W WO 2018018586 A1 WO2018018586 A1 WO 2018018586A1
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WO
WIPO (PCT)
Prior art keywords
audio
image data
server
data
video
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/CN2016/092230
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French (fr)
Chinese (zh)
Inventor
王晓光
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Individual
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Individual
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Priority to PCT/CN2016/092230 priority Critical patent/WO2018018586A1/en
Publication of WO2018018586A1 publication Critical patent/WO2018018586A1/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/239Interfacing the upstream path of the transmission network, e.g. prioritizing client content requests
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43Processing 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
    • H04N21/439Processing of audio elementary streams
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43Processing 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
    • H04N21/442Monitoring of processes or resources, e.g. detecting the failure of a recording device, monitoring the downstream bandwidth, the number of times a movie has been viewed, the storage space available from the internal hard disk

Definitions

  • the present invention relates to the field of video advertisements, and in particular, to an audio control method and system for video advertisements.
  • Video refers to various technologies that capture, record, process, store, transmit, and reproduce a series of still images as electrical signals.
  • continuous image changes exceed 24 frames per second, the human eye cannot distinguish a single static image according to the principle of visual persistence; it looks like a smooth continuous visual effect, so that the continuous picture is called video.
  • Video technology was first developed for television systems, but has now evolved into a variety of formats for consumers to record video. The development of network technology has also caused video recording segments to exist on the Internet in the form of streaming media and can be received and played by computers. Video and film belong to different technologies, and the latter uses photography to capture dynamic images as a series of still photos.
  • a video ad is an advertisement that is presented to a customer in the form of a video.
  • An audio control method for video advertisement is provided, which solves the shortcoming that the prior art cannot realize video advertisement audio control.
  • an audio control method for a video advertisement comprising the following steps:
  • the method further includes:
  • the server is requested to deliver audio data.
  • the method further includes:
  • the audio data and image data are combined into video data and played.
  • an audio control system for a video advertisement comprising:
  • a detecting unit configured to detect whether the local device has an audio playing device
  • a requesting unit configured to send only image data to the server if there is no audio playing device
  • the receiving unit is configured to cancel the audio and only play the image data after receiving the image data sent by the server.
  • the requesting unit is further configured to request to send audio data to the server, as the audio device is detected.
  • system further includes:
  • a synthesizing unit for synthesizing audio data and image data after synthesizing the video data.
  • the technical solution provided by the specific embodiment of the present invention detects whether the local device has an audio playing device. For example, if there is no audio playing device, the server requests to send only image data, and after receiving the image data sent by the server, canceling the audio and playing only the image data, so Control audio data to reduce the benefits of data transfer.
  • FIG. 1 is a flowchart of an audio control method for a video advertisement provided by the present invention
  • FIG. 2 is a structural diagram of an audio control system for a video advertisement provided by the present invention.
  • FIG. 1 is a flowchart of a method for controlling audio of a video advertisement according to a first preferred embodiment of the present invention.
  • the method is implemented by a terminal device.
  • the method is as shown in FIG. 1 , and includes the following steps:
  • Step S101 detecting whether the local device has an audio playback device
  • Step S102 if there is no audio playback device, requesting the server to send only image data
  • Step S103 After receiving the image data sent by the server, cancel the audio and play only the image data.
  • the technical solution provided by the specific embodiment of the present invention detects whether the local device has an audio playing device. For example, if there is no audio playing device, the server requests to send only image data, and after receiving the image data sent by the server, canceling the audio and playing only the image data, so Control audio data to reduce the benefits of data transfer.
  • the foregoing method may further include:
  • the server is requested to deliver audio data.
  • the foregoing method may further include:
  • the audio data and image data are combined into video data and played.
  • FIG. 2 is an audio control system for a video advertisement according to a second preferred embodiment of the present invention.
  • the system includes:
  • the detecting unit 201 is configured to detect whether the local device has an audio playing device
  • the requesting unit 202 is configured to request, from the server, only the image data to be sent if there is no audio playing device;
  • the receiving unit 203 is configured to cancel the audio and play only the image data after receiving the image data sent by the server.
  • the technical solution provided by the specific embodiment of the present invention detects whether the local device has an audio playing device. For example, if there is no audio playing device, the server requests to send only image data, and after receiving the image data sent by the server, canceling the audio and playing only the image data, so Control audio data to reduce the benefits of data transfer.
  • the requesting unit is further configured to request, when the audio device is detected, to send the audio data to the server.
  • the above system may further include:
  • the synthesizing unit 204 is configured to synthesize the audio data and the image data after synthesizing the video data.
  • Computer readable media includes both computer storage media and communication media including any medium that facilitates transfer of a computer program from one location to another.
  • a storage medium may be any available media that can be accessed by a computer.
  • the computer readable medium may include random access memory (Random) Access Memory, RAM), Read-Only Memory (ROM), Electrically Erasable Programmable Read Only Memory (Electrically Erasable Programmable Read-Only Memory, EEPROM), Compact Disc Read-Only Memory, CD-ROM, or other optical disc storage, magnetic storage medium or other magnetic storage device, or any other medium that can be used to carry or store desired program code in the form of instructions or data structures and that can be accessed by a computer. Also. Any connection may suitably be a computer readable medium.
  • a disk and a disc include a compact disc (CD), a laser disc, a compact disc, a digital versatile disc (DVD), a floppy disk, and a Blu-ray disc, wherein the disc is usually magnetically copied, and the disc is The laser is used to optically replicate the data. Combinations of the above should also be included within the scope of the computer readable media.

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Databases & Information Systems (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)

Abstract

An audio control method and system for video advertisements. The method comprises the following steps: detecting whether a local device is equipped with an audio playback device (101); if there is no audio playback device, requesting a server to only send image data (102); and after receiving the image data sent by the server, canceling the audio and only playing the image data (103). The method and system can control audios.

Description

视频广告的音频控制方法及系统  Audio control method and system for video advertisement 技术领域Technical field

本发明涉及视频广告领域,尤其涉及一种视频广告的音频控制方法及系统。 The present invention relates to the field of video advertisements, and in particular, to an audio control method and system for video advertisements.

背景技术Background technique

视频(Video)泛指将一系列静态影像以电信号的方式加以捕捉、纪录、处理、储存、传送与重现的各种技术。连续的图像变化每秒超过24帧(frame)画面以上时,根据视觉暂留原理,人眼无法辨别单幅的静态画面;看上去是平滑连续的视觉效果,这样连续的画面叫做视频。视频技术最早是为了电视系统而发展,但现在已经发展为各种不同的格式以利消费者将视频记录下来。网络技术的发达也促使视频的纪录片段以串流媒体的形式存在于因特网之上并可被电脑接收与播放。视频与电影属于不同的技术,后者是利用照相术将动态的影像捕捉为一系列的静态照片。视频广告为以视频形式呈现到客户面前的一种广告。Video refers to various technologies that capture, record, process, store, transmit, and reproduce a series of still images as electrical signals. When continuous image changes exceed 24 frames per second, the human eye cannot distinguish a single static image according to the principle of visual persistence; it looks like a smooth continuous visual effect, so that the continuous picture is called video. Video technology was first developed for television systems, but has now evolved into a variety of formats for consumers to record video. The development of network technology has also caused video recording segments to exist on the Internet in the form of streaming media and can be received and played by computers. Video and film belong to different technologies, and the latter uses photography to capture dynamic images as a series of still photos. A video ad is an advertisement that is presented to a customer in the form of a video.

现有的视频广告无法实现音频的控制,数据发送量大。Existing video ads cannot achieve audio control and the amount of data sent is large.

技术问题technical problem

提供一种视频广告的音频控制方法,其解决了现有技术无法实现视频广告音频控制的缺点。An audio control method for video advertisement is provided, which solves the shortcoming that the prior art cannot realize video advertisement audio control.

技术解决方案Technical solution

一方面,提供一种视频广告的音频控制方法,所述方法包括如下步骤:In one aspect, an audio control method for a video advertisement is provided, the method comprising the following steps:

检测本地设备是否具有音频播放设备;Detecting whether the local device has an audio playback device;

如无音频播放设备,则向服务器请求仅发送图像数据;If there is no audio playback device, request the server to send only image data;

接收服务器发送的图像数据后取消音频仅播放图像数据。After receiving the image data sent by the server, cancel the audio and play only the image data.

可选的,所述方法还包括:Optionally, the method further includes:

如检测到音频设备,则向服务器请求下发音频数据。If an audio device is detected, the server is requested to deliver audio data.

可选的,所述方法还包括:Optionally, the method further includes:

将音频数据和图像数据合成视频数据后播放。The audio data and image data are combined into video data and played.

第二方面,提供一种视频广告的音频控制系统,所述系统包括:In a second aspect, an audio control system for a video advertisement is provided, the system comprising:

检测单元,用于检测本地设备是否具有音频播放设备;a detecting unit, configured to detect whether the local device has an audio playing device;

请求单元,用于如无音频播放设备,则向服务器请求仅发送图像数据;a requesting unit, configured to send only image data to the server if there is no audio playing device;

接收单元,用于接收服务器发送的图像数据后取消音频仅播放图像数据。The receiving unit is configured to cancel the audio and only play the image data after receiving the image data sent by the server.

可选的,所述请求单元,还用于如检测到音频设备,则向服务器请求下发音频数据。Optionally, the requesting unit is further configured to request to send audio data to the server, as the audio device is detected.

可选的,所述系统还包括:Optionally, the system further includes:

合成单元,用于将音频数据和图像数据合成视频数据后播放。A synthesizing unit for synthesizing audio data and image data after synthesizing the video data.

有益效果Beneficial effect

本发明具体实施方式提供的技术方案检测本地设备是否具有音频播放设备,如无音频播放设备,则向服务器请求仅发送图像数据,接收服务器发送的图像数据后取消音频仅播放图像数据,所以其具有对音频数据进行控制,减少数据传输量的优点。The technical solution provided by the specific embodiment of the present invention detects whether the local device has an audio playing device. For example, if there is no audio playing device, the server requests to send only image data, and after receiving the image data sent by the server, canceling the audio and playing only the image data, so Control audio data to reduce the benefits of data transfer.

附图说明DRAWINGS

为了更清楚地说明本发明实施例或现有技术中的技术方案,下面将对实施例或现有技术描述中所需要使用的附图作简单地介绍,显而易见地,下面描述中的附图仅仅是本发明的一些实施例,对于本领域普通技术人员来讲,在不付出创造性劳动的前提下,还可以根据这些附图获得其他的附图。In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the description of the prior art will be briefly described below. Obviously, the drawings in the following description are only It is a certain embodiment of the present invention, and other drawings can be obtained from those skilled in the art without any creative work.

图1为本发明提供的一种视频广告的音频控制方法的流程图;1 is a flowchart of an audio control method for a video advertisement provided by the present invention;

图2为本发明提供的一种视频广告的音频控制系统的结构图。2 is a structural diagram of an audio control system for a video advertisement provided by the present invention.

本发明的实施方式Embodiments of the invention

下面将结合本发明实施例中的附图,对本发明实施例中的技术方案进行清楚、完整地描述,显然,所描述的实施例仅仅是本发明一部分实施例,而不是全部的实施例。基于本发明中的实施例,本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例,都属于本发明保护的范围。The technical solutions in the embodiments of the present invention are clearly and completely described in the following with reference to the accompanying drawings in the embodiments of the present invention. It is obvious that the described embodiments are only a part of the embodiments of the present invention, but not all embodiments. All other embodiments obtained by those skilled in the art based on the embodiments of the present invention without creative efforts are within the scope of the present invention.

参阅图1,图1为本发明第一较佳实施方式提供的一种视频广告的音频控制方法的流程图,该方法由终端设备来完成,该方法如图1所示,包括如下步骤:Referring to FIG. 1 , FIG. 1 is a flowchart of a method for controlling audio of a video advertisement according to a first preferred embodiment of the present invention. The method is implemented by a terminal device. The method is as shown in FIG. 1 , and includes the following steps:

步骤S101、检测本地设备是否具有音频播放设备;Step S101: detecting whether the local device has an audio playback device;

步骤S102、如无音频播放设备,则向服务器请求仅发送图像数据;Step S102, if there is no audio playback device, requesting the server to send only image data;

步骤S103、接收服务器发送的图像数据后取消音频仅播放图像数据。Step S103: After receiving the image data sent by the server, cancel the audio and play only the image data.

本发明具体实施方式提供的技术方案检测本地设备是否具有音频播放设备,如无音频播放设备,则向服务器请求仅发送图像数据,接收服务器发送的图像数据后取消音频仅播放图像数据,所以其具有对音频数据进行控制,减少数据传输量的优点。The technical solution provided by the specific embodiment of the present invention detects whether the local device has an audio playing device. For example, if there is no audio playing device, the server requests to send only image data, and after receiving the image data sent by the server, canceling the audio and playing only the image data, so Control audio data to reduce the benefits of data transfer.

可选的,上述方法在步骤S103之后还可以包括:Optionally, after the step S103, the foregoing method may further include:

如检测到音频设备,则向服务器请求下发音频数据。If an audio device is detected, the server is requested to deliver audio data.

可选的,上述方法在步骤S103之后还可以包括:Optionally, after the step S103, the foregoing method may further include:

将音频数据和图像数据合成视频数据后播放。The audio data and image data are combined into video data and played.

参阅图2,图2为本发明第二较佳实施方式提供的一种视频广告的音频控制系统,该系统包括:Referring to FIG. 2, FIG. 2 is an audio control system for a video advertisement according to a second preferred embodiment of the present invention. The system includes:

检测单元201,用于检测本地设备是否具有音频播放设备;The detecting unit 201 is configured to detect whether the local device has an audio playing device;

请求单元202,用于如无音频播放设备,则向服务器请求仅发送图像数据;The requesting unit 202 is configured to request, from the server, only the image data to be sent if there is no audio playing device;

接收单元203,用于接收服务器发送的图像数据后取消音频仅播放图像数据。The receiving unit 203 is configured to cancel the audio and play only the image data after receiving the image data sent by the server.

本发明具体实施方式提供的技术方案检测本地设备是否具有音频播放设备,如无音频播放设备,则向服务器请求仅发送图像数据,接收服务器发送的图像数据后取消音频仅播放图像数据,所以其具有对音频数据进行控制,减少数据传输量的优点。The technical solution provided by the specific embodiment of the present invention detects whether the local device has an audio playing device. For example, if there is no audio playing device, the server requests to send only image data, and after receiving the image data sent by the server, canceling the audio and playing only the image data, so Control audio data to reduce the benefits of data transfer.

可选的,上述请求单元,还用于如检测到音频设备,则向服务器请求下发音频数据。Optionally, the requesting unit is further configured to request, when the audio device is detected, to send the audio data to the server.

可选的,上述系统还可以包括:Optionally, the above system may further include:

合成单元204,用于将音频数据和图像数据合成视频数据后播放。 The synthesizing unit 204 is configured to synthesize the audio data and the image data after synthesizing the video data.

需要说明的是,对于前述的各方法实施方式或实施例,为了简单描述,故将其都表述为一系列的动作组合,但是本领域技术人员应该知悉,本发明并不受所描述的动作顺序的限制,因为根据本发明,某些步骤可以采用其他顺序或者同时进行。其次,本领域技术人员也应该知悉,说明书中所描述实施方式或实施例均属于优选实施例,所涉及的动作和单元并不一定是本发明所必须的。It should be noted that, for the foregoing method embodiments or embodiments, for the sake of simple description, they are all expressed as a series of action combinations, but those skilled in the art should know that the present invention is not subject to the described action sequence. Limitations, as certain steps may be performed in other sequences or concurrently in accordance with the present invention. In the following, those skilled in the art should also understand that the embodiments or examples described in the specification are preferred embodiments, and the actions and units involved are not necessarily required by the present invention.

在上述实施例中,对各个实施例的描述都各有侧重,某个实施例中没有详述的部分,可以参见其他实施例的相关描述。In the above embodiments, the descriptions of the various embodiments are different, and the details that are not detailed in a certain embodiment can be referred to the related descriptions of other embodiments.

本发明实施例方法中的步骤可以根据实际需要进行顺序调整、合并和删减。The steps in the method of the embodiment of the present invention may be sequentially adjusted, merged, and deleted according to actual needs.

本发明实施例装置中的单元可以根据实际需要进行合并、划分和删减。本领域的技术人员可以将本说明书中描述的不同实施例以及不同实施例的特征进行结合或组合。The units in the apparatus of the embodiment of the present invention may be combined, divided, and deleted according to actual needs. Those skilled in the art can combine or combine the different embodiments described in the specification and the features of the different embodiments.

通过以上的实施方式的描述,所属领域的技术人员可以清楚地了解到本发明可以用硬件实现,或固件实现,或它们的组合方式来实现。当使用软件实现时,可以将上述功能存储在计算机可读介质中或作为计算机可读介质上的一个或多个指令或代码进行传输。计算机可读介质包括计算机存储介质和通信介质,其中通信介质包括便于从一个地方向另一个地方传送计算机程序的任何介质。存储介质可以是计算机能够存取的任何可用介质。以此为例但不限于:计算机可读介质可以包括随机存取存储器(Random Access Memory,RAM)、只读存储器(Read-Only Memory,ROM)、电可擦可编程只读存储器(Electrically Erasable Programmable Read-Only Memory,EEPROM)、只读光盘(Compact Disc Read-Only Memory,CD-ROM)或其他光盘存储、磁盘存储介质或者其他磁存储设备、或者能够用于携带或存储具有指令或数据结构形式的期望的程序代码并能够由计算机存取的任何其他介质。此外。任何连接可以适当的成为计算机可读介质。例如,如果软件是使用同轴电缆、光纤光缆、双绞线、数字用户线(Digital Subscriber Line,DSL)或者诸如红外线、无线电和微波之类的无线技术从网站、服务器或者其他远程源传输的,那么同轴电缆、光纤光缆、双绞线、DSL或者诸如红外线、无线和微波之类的无线技术包括在所属介质的定影中。如本发明所使用的,盘(Disk)和碟(disc)包括压缩光碟(CD)、激光碟、光碟、数字通用光碟(DVD)、软盘和蓝光光碟,其中盘通常磁性的复制数据,而碟则用激光来光学的复制数据。上面的组合也应当包括在计算机可读介质的保护范围之内。Through the description of the above embodiments, those skilled in the art can clearly understand that the present invention can be implemented in hardware, firmware implementation, or a combination thereof. When implemented in software, the functions described above may be stored in or transmitted as one or more instructions or code on a computer readable medium. Computer readable media includes both computer storage media and communication media including any medium that facilitates transfer of a computer program from one location to another. A storage medium may be any available media that can be accessed by a computer. Taking this as an example, but not limited to: the computer readable medium may include random access memory (Random) Access Memory, RAM), Read-Only Memory (ROM), Electrically Erasable Programmable Read Only Memory (Electrically Erasable Programmable Read-Only Memory, EEPROM), Compact Disc Read-Only Memory, CD-ROM, or other optical disc storage, magnetic storage medium or other magnetic storage device, or any other medium that can be used to carry or store desired program code in the form of instructions or data structures and that can be accessed by a computer. Also. Any connection may suitably be a computer readable medium. For example, if the software is using coaxial cable, fiber optic cable, twisted pair, digital subscriber line (Digital Subscriber Line, DSL) or wireless technology such as infrared, radio and microwave transmission from a website, server or other remote source, then coaxial cable, fiber optic cable, twisted pair, DSL or such as infrared, wireless and microwave Wireless technology is included in the fixing of the associated medium. As used in the present invention, a disk and a disc include a compact disc (CD), a laser disc, a compact disc, a digital versatile disc (DVD), a floppy disk, and a Blu-ray disc, wherein the disc is usually magnetically copied, and the disc is The laser is used to optically replicate the data. Combinations of the above should also be included within the scope of the computer readable media.

总之,以上所述仅为本发明技术方案的较佳实施例而已,并非用于限定本发明的保护范围。凡在本发明的精神和原则之内,所作的任何修改、等同替换、改进等,均应包含在本发明的保护范围之内。 In summary, the above description is only a preferred embodiment of the technical solution of the present invention, and is not intended to limit the scope of the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and scope of the present invention are intended to be included within the scope of the present invention.

Claims (6)

一种视频广告的音频控制方法,其特征在于,所述方法包括如下步骤: An audio control method for video advertisements, characterized in that the method comprises the following steps: 检测本地设备是否具有音频播放设备;Detecting whether the local device has an audio playback device; 如无音频播放设备,则向服务器请求仅发送图像数据;If there is no audio playback device, request the server to send only image data; 接收服务器发送的图像数据后取消音频仅播放图像数据。After receiving the image data sent by the server, cancel the audio and play only the image data. 根据权利要求1所述的方法,其特征在于,所述方法还包括:The method of claim 1 further comprising: 如检测到音频设备,则向服务器请求下发音频数据。If an audio device is detected, the server is requested to deliver audio data. 据权利要求1所述的方法,其特征在于,所述方法还包括:The method of claim 1 wherein the method further comprises: 将音频数据和图像数据合成视频数据后播放。The audio data and image data are combined into video data and played. 一种视频广告的音频控制系统,其特征在于,所述系统包括:An audio control system for video advertising, characterized in that the system comprises: 检测单元,用于检测本地设备是否具有音频播放设备;a detecting unit, configured to detect whether the local device has an audio playing device; 请求单元,用于如无音频播放设备,则向服务器请求仅发送图像数据;a requesting unit, configured to send only image data to the server if there is no audio playing device; 接收单元,用于接收服务器发送的图像数据后取消音频仅播放图像数据。The receiving unit is configured to cancel the audio and only play the image data after receiving the image data sent by the server. 根据权利要求4所述的系统,其特征在于,所述请求单元,还用于如检测到音频设备,则向服务器请求下发音频数据。The system according to claim 4, wherein the requesting unit is further configured to request the server to deliver audio data if the audio device is detected. 根据权利要求4所述的系统,其特征在于,所述系统还包括:The system of claim 4, wherein the system further comprises: 合成单元,用于将音频数据和图像数据合成视频数据后播放。A synthesizing unit for synthesizing audio data and image data after synthesizing the video data.
PCT/CN2016/092230 2016-07-29 2016-07-29 Audio control method and system for video advertisements Ceased WO2018018586A1 (en)

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WO2002104037A1 (en) * 2001-06-14 2002-12-27 Diego, Inc. System and apparatus for displaying substitute content
CN1620130A (en) * 2003-11-05 2005-05-25 康坦夹德控股股份有限公司 Systems, methods and devices for distributing selected content
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