EP1974546A1 - Verfahren und system zum rundfunk-basierten ausstrahlen eines videosignals - Google Patents
Verfahren und system zum rundfunk-basierten ausstrahlen eines videosignalsInfo
- Publication number
- EP1974546A1 EP1974546A1 EP07703876A EP07703876A EP1974546A1 EP 1974546 A1 EP1974546 A1 EP 1974546A1 EP 07703876 A EP07703876 A EP 07703876A EP 07703876 A EP07703876 A EP 07703876A EP 1974546 A1 EP1974546 A1 EP 1974546A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- video signal
- video
- mobile
- transmitting
- broadcast
- 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.)
- Withdrawn
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/16—Analogue secrecy systems; Analogue subscription systems
- H04N7/173—Analogue secrecy systems; Analogue subscription systems with two-way working, e.g. subscriber sending a programme selection signal
- H04N7/17309—Transmission or handling of upstream communications
-
- 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
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/422—Input-only peripherals, i.e. input devices connected to specially adapted client devices, e.g. global positioning system [GPS]
- H04N21/4223—Cameras
-
- 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
- H04N21/47—End-user applications
- H04N21/478—Supplemental services, e.g. displaying phone caller identification, shopping application
- H04N21/4788—Supplemental services, e.g. displaying phone caller identification, shopping application communicating with other users, e.g. chatting
Definitions
- the invention relates to a method and a system for broadcast-based broadcasting of a video signal.
- chats The participation of users in discussions with the help of electronic means, so-called chats, has become very popular. There are many possibilities for participating in chats on the Internet, but also for the group of mobile subscribers, the offer is increasing. So chats Zvi ⁇ eral are mobile subscribers possible, to only mobile communication devices, such as mobile phones, are used, but also the interaction between subscribers with mobile communication Advised on TV shows.
- chats part genome ⁇ men can be various methods such as on, chats part genome ⁇ men can.
- One method is a so-called video chat.
- TV shows are offered, in which the subscriber sends a text-based short message, such as an SMS, from his mobile phone to the television station. The text of this short message is then displayed with the television picture as text or read by an artificial figure, an avatar, which is generated for example computer-animated. 200520514
- chat Since such a chat addresses a large audience and moves many viewers to participate, it could come through the video signals to be transmitted to a high volume of data and an increased transmission capacity required, especially on the side of the operator of the chat. In addition, participation for a user should be as uncomplicated as possible and high data volumes should be avoided through unnecessary transfers.
- the object of the invention is to provide a method in which a video signal from a mobile Ltdunikationsgerat broadcast-based can be broadcast, with a transfer of ⁇ video data is flexible and with low transmission capacities required.
- Another object of the invention is to present a system, a video signal from a mobi ⁇ len Varunikationsgerat come in which a broadcasting broadcast-based flexible and with a low data onto ⁇ is possible.
- the object is achieved by a method for broadcast-based broadcasting of a video signal comprising the steps of:
- kationgerat such as a mobile phone
- a connection to a coordination facility which may be located for example in a television station.
- the connection is made via a first mobile connection.
- the user directs a participation request for the video chat to the coordinator after the conclusion of the connection.
- the coordination device has the information that a video signal from the mobile Ltdunikationsgerat th is to be expected ⁇ .
- the participation request of the mobile communication device is confirmed by the coordination device via the first mobile connection.
- the user picks up a video signal and transmits it via a second mobile radio connection to a video server for storing the video signal.
- the video signal comprises a sequence of pictures with associated audio data.
- a message the coordination device is a reference shares from the mobile Kirunikationsgerat to the stored on the video server video signal mitge ⁇ , for example, a location or a file name, un ⁇ ter which the video signal is stored.
- the coordination ⁇ tion device forwards this reference to a transmitting station, which then emits the video signal via a broadcast signal, such as a TV channel.
- the transmitting station accesses the reference with the video server and can thus process the content of the video signal.
- a time slot can be reserved for broadcasting the video signal.
- the coordinator manages the time slots available for broadcasting video signals.
- the video signals can be temporary, at ⁇ play as five seconds. In the case of an available time window this is reserved for the mobile Ltdunikationsgerat and transmitted a positive participation confirmation to the mo ⁇ bile Merunikationsgerat. If no time window is available, a negative participation confirmation will be transmitted.
- the mobile communication device evaluates the participation ⁇ confirmation. In the case of a positive confirmation, a video signal is detected and transmitted to the video server for storage ⁇ tion. If the acknowledgment is negative, no video signal is transmitted, reducing the amount of traffic on the mobile network. Also, the detection of the video signal can be prevented in a negative confirmation.
- the transmission of the message by means of a text-based short message wherein ⁇ play with Short Message Service, SMS.
- the video signal is recorded with a camera integrated in the mobile communication device. It is both a recording of images and sound. For the recording of the sound, a microphone which is already present in the mobile communication device is used.
- the transmission of the video signal can be done in several ways.
- the transmission of the video signal to the video server can take place by means of a packet-oriented transmission technique.
- IP Internet Protocol
- H.324-based protocol may be used.
- H.324 is an ITU-T recommendation that describes terminals for low-bit-rate multimedia communications.
- One field of application for this recommendation is video telephony, in which video data is exchanged between two subscribers.
- An extension of this recommendation is H.324M, which is intended to include 3rd generation mobile devices.
- a corresponding protocol for this is called 3G-H.324M.
- the video signal is thus as sulfonate transferred to the video server in a video teleconferencing ⁇ , wherein no video data is transmitted back from the video server.
- MMS Multimedia Messaging Service
- SMS short message service
- the video signal in one or, with appropriate size, is situated ⁇ shares in several multimedia messages sent.
- the receiver is the video server.
- the multimedia messages are tagged with an index later 200520514
- the address or number of the video server can also be stored in the mobile communication device during transmission according to the H.324-based protocol or via multimedia messages, transmitted by the coordination device or entered in some other way.
- the various Ubertragungs- possibilities which can also be translated next to each other, participation can be handled very flexibly in the videochat ⁇ to.
- the video signal is transmitted coded.
- the step of transmitting the video signal begins during the step of capturing the video signal.
- the video signal is available for transmission almost immediately after the end of the recording on the video server. Only the signal propagation times during the transmission of the video signal and the transmission of the message with the reference must be considered.
- the release of the video signals can be carried out as nearly life and allows about interactivity between the partici ⁇ numbers on the video chat.
- the video signal is alone or together with other video signals embedded in a respective portion of a television picture radiated as a radio signal out ⁇ .
- the video signal can be in an animated TV ⁇ image, such as a cartoon, to be embedded. This is in particular ⁇ sondere advantageous if the resolution of the Videosig ⁇ Nals, about 176 x 144 points, significantly less than the Auflo ⁇ solution of the television image, and an enlargement of the video 200520514
- Signal to the television format e.g. 720 x 576 points, can not provide satisfactory quality.
- the video signal can also be emitted as a full ⁇ from, that is, the video signal is enlarged to the resolution of the television picture and fills the image area available for Ver ⁇ completely from.
- a display system with which the video signal can be displayed before broadcasting, for example, in the broadcaster. This makes it possible, for example, to check whether a video signal has been transmitted correctly in order to prevent, for example, the emission of a faulty television picture.
- the video signal can be performed as a content control to as video signals with ⁇ as not filter out to broadcast it deems appropriate content.
- a sys tem ⁇ based broadcasting for broadcasting a video signal comprising a video server, a coordination device, a camera, a mobile Ltdunikationsgerat and a transmitting station.
- the video server is designed to store a video signal.
- the function of the scheduler is to receive a request for broadcasting of the video signal as a broadcast signal, sending an acknowledgment for the broadcasting in response to the request, receiving a message with a reference to the image stored on the video server video signal and the Wei ⁇ ter consider the Reference to the transmitting station.
- the mobile communication device is designed to send the request and to receive the confirmation via a first mobile radio service. 200520514
- a further object of the mobile Medunikationsge- rats is transmitting the video signal that has been recorded by the camera, nal to the video server via a second mobile radio connection and transmitting the message with the reference to the image stored on the video server Videosig ⁇ .
- the transmitting station is configured to receive the reference from the coordinating device and to broadcast the video signal as a broadcasting signal.
- a user is able to connect with a mobile Ltdunikationsgerat a connection to a coor ⁇ approximating means to provide about a subscription request for a video chat.
- the coordination device may be a return butbestat Trent that under certain circumstances, the address or number of a video server ent ⁇ stop, is transmitted to a video signal to.
- a shot with a camera video signal is transmitted via a second mobile ⁇ radio connection to the video server, wherein a reference is sent to the video signal with a message to the Koordi ⁇ n ists Rhein.
- the reference is wei ⁇ terplanned to a transmission station, which broadcasts the video signal as a radio signal, such as a TV channel.
- coordination device for example, coordination device, video server and transmitting station can be provided spatially separated.
- a subscription confirmation which may also be negative, it is possible to prevent the unnecessary transmission of a video signal and thus to reduce the amount of data.
- the mobile Ltdunikationsgerat to be in an aspect of the invention ⁇ able to the message as a text-based 200520514
- the camera is integrated in the mobile communication device.
- the transmitting station can broadcast the video signal either as a full screen or alone or together with other video signals embedded in each subsection of a television picture.
- the system in another aspect of the invention, may include a display system configured to display the video signal prior to broadcasting.
- the broadcasting of the television picture from the transmitting station can hen in a known analog or digital standard, to terrestrial Television set ⁇ , cable TV or satellite television is transmitted. However, the broadcast can also be done via a data stream on the Internet, via so-called Internet TV.
- the invention is based on Ausbowungsbei ⁇ play with reference to the drawings in detail erläu ⁇ tert.
- FIG. 2 shows an exemplary embodiment of the arrangement of the inventive display system
- FIG. 3 shows an exemplary embodiment for a mobile Kommunikati ⁇ onsgerat with an integrated camera
- FIG. 4 shows a flowchart for the method according to the invention, 200520514
- FIG. 5 shows a first exemplary embodiment of the transmission of the video signals
- Figure 6 shows a second exemplary embodiment of the radiation of the video signals.
- the mobile communication device 10 establishes a first mobile radio connection 12 to the coordinating device 20 and registers a subscription request. Via a channel of the first mobile radio connection 21, the coordination device sends a confirmation of participation to the mobile communication device 10. In this example, a commitment to participate and an address ⁇ se or number of the video server 30 is communicated.
- the mobile Ltdunikationsgerat 10 builds a Verbin ⁇ extension 13 to the video server 30, and transmits a Videosig ⁇ nal, which integrated for example with a onsgerat in the mobile Kommunikati ⁇ camera 10 is taken 15th
- a mo ⁇ biles communication device 10 with an integrated camera 15 can be seen for example in FIG.
- a reference to the image stored on the video server 30 Vi ⁇ is transmitted to the scheduler 20 via a message deosignal 12a.
- the coordination device 20 sends this reference via a connection 24 to the transmission station. 200520514
- the transmitting station 40 queries the video signal on the video server 30 via a connection 43, which transmits it via a connection 34 to the transmitting station 40. From there it can be broadcast via a broadcast signal 45 and ⁇ are received, the subscriber 1 on the TV 50 are gen.
- Coordination device 20, video server 30 and transmitting station 40 may be arranged in close proximity to each other, for example in a television station. However, according to the proposed principle, a spatial separation of the three components is possible. This led to a flexible operation for the video chat, as about the video server 30 can easily be replaced, for example, from Redun ⁇ danz- or Kapazitatsgrunden.
- the video server also does not have to be a stand-alone device, but can also be designed as a cluster, that is to say as an association of several individual rates , which however act together as a single device.
- FIG. 2 shows an embodiment for a display system 60 in conjunction with a video server 30 and a broadcast station 40. Same function or effect Bauele ⁇ elements carry identical reference numerals.
- the video signals can be checked before broadcasting.
- a video signal ent ⁇ either via the dashed connection 36 directly from the video server 30 or via the connection 46 from the transmitting station 40.
- the display system 60 allows a visual control of whether a video signal can be broadcast error-free.
- a content check of the video signals can take place.
- FIG. 4 shows a flow chart for the method according to the invention.
- step S1 the mobile communication 200520514
- step S2 the coordination device 20 is sent a participation request from the mobile communication device 10. This is done via a first mobile ⁇ radio connection.
- step S3 the coordinating device 20 checks whether a time window for emitting the video signal can be reserved. If no time window is available, the coordinating device 20 sends in step S3a a negative participation confirmation to the mo ⁇ bile communication device 10. In this case, can be jumped back to step 1 to send a renewed participation request.
- step S4 a positive participation confirmation is sent to the mobi ⁇ le communication device 10, whereupon this begins with the detection and transmission of the video signal to the video server 30.
- Sending the video signal can be performed immediately after the end of recording, or directly during the on ⁇ acquisition. If the transmission of the video signal is completed to the video server 30, at step S5, a message with egg ⁇ ner reference to the stored video signal to the Koordi ⁇ n ists worn 20 transmits. This reference is forwarded from the coordination device 20 to the transmitting station 40 in step S6.
- step S7 the Sendestati ⁇ on 40 brings to the reference the stored video signal from Vi ⁇ deoserver 30.
- step S8 edited the video signal and broadcast as a radio signal.
- the broadcasting of the Vi ⁇ deosignals can be incorporated as full screen or embedded in part ⁇ areas of a television picture alone or together with ande ren ⁇ video signals carried. 200520514
- FIG. 5 An example of a broadcast frame as shown in FIG 5.
- a TV set 50 is a video signal, showing the station 1 is transmitted as frame 55, the entire television picture fills ⁇ 54.
- Vi ⁇ can deosignale also in some areas of the TV picture 54 ge ⁇ shows. This is shown in FIG.
- the background of the television picture 54 is shown here with a lettering and two indicated lavishgeraten.
- the participation in a broadcast-based video chat can be done very flexible, since mobile communication devices with different tech ⁇ nological equipment can be used by the different Ubertragungsmogzieren for the video signals.
- multiple video servers are used, crizoswei ⁇ se for each type of transmission offered each a separate. Ner Fer ⁇ it is possible to distribute the data traffic across multiple links, so that only a smaller Kochtra ⁇ must be made available generation capacity or is switched on only when needed.
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- General Engineering & Computer Science (AREA)
- Mobile Radio Communication Systems (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102006002265A DE102006002265B4 (de) | 2006-01-17 | 2006-01-17 | Verfahren und System zum Rundfunk-basierten Ausstrahlen eines Videosignals |
| PCT/EP2007/050360 WO2007082870A1 (de) | 2006-01-17 | 2007-01-15 | Verfahren und system zum rundfunk-basierten ausstrahlen eines videosignals |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| EP1974546A1 true EP1974546A1 (de) | 2008-10-01 |
Family
ID=37898287
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP07703876A Withdrawn EP1974546A1 (de) | 2006-01-17 | 2007-01-15 | Verfahren und system zum rundfunk-basierten ausstrahlen eines videosignals |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US20100257565A1 (de) |
| EP (1) | EP1974546A1 (de) |
| DE (1) | DE102006002265B4 (de) |
| WO (1) | WO2007082870A1 (de) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9674714B2 (en) * | 2013-03-14 | 2017-06-06 | Comcast Cable Communications, Llc | Systems and methods for providing services |
| US10359993B2 (en) | 2017-01-20 | 2019-07-23 | Essential Products, Inc. | Contextual user interface based on environment |
| US20180213290A1 (en) * | 2017-01-20 | 2018-07-26 | Essential Products, Inc. | Contextual user interface based on media playback |
| US10166465B2 (en) | 2017-01-20 | 2019-01-01 | Essential Products, Inc. | Contextual user interface based on video game playback |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6339842B1 (en) * | 1998-06-10 | 2002-01-15 | Dennis Sunga Fernandez | Digital television with subscriber conference overlay |
| KR20020041830A (ko) * | 1999-10-29 | 2002-06-03 | 암만 챨스 비. | 텔레비전 화상 회의 시스템 |
| JP4581201B2 (ja) * | 2000-08-31 | 2010-11-17 | ソニー株式会社 | 予約管理方法、予約管理装置およびプログラム格納媒体 |
| JP2002185943A (ja) * | 2000-12-12 | 2002-06-28 | Nec Corp | 放送視聴方法、放送送信サーバ、携帯端末及び多地点通話・放送制御視聴装置 |
| SE518826C2 (sv) * | 2001-04-10 | 2002-11-26 | Etheractive Solutions Ab | System för att kommunicera chat-meddelanden mellan klienter i ett rundradionät |
| WO2003017640A2 (en) * | 2001-08-16 | 2003-02-27 | Goldpocket Interactive | Digital data monitoring and logging in an itv system |
| US7444336B2 (en) * | 2002-12-11 | 2008-10-28 | Broadcom Corporation | Portable media processing unit in a media exchange network |
| WO2004062286A1 (en) * | 2002-12-27 | 2004-07-22 | Logicacmg Wireless Networks, Inc. | Systems and methods for providing interactive video response to wireless terminals |
| US20040184523A1 (en) * | 2003-02-25 | 2004-09-23 | Dawson Thomas Patrick | Method and system for providing reduced bandwidth for picture in picture video transmissions |
| US20050138560A1 (en) * | 2003-12-18 | 2005-06-23 | Kuo-Chun Lee | Method and apparatus for broadcasting live personal performances over the internet |
| DE102004047246A1 (de) * | 2004-09-22 | 2006-03-23 | Deutsche Telekom Ag | Verfahren zur Übertragung von Informationen an ein digitales Fernsehsystem |
-
2006
- 2006-01-17 DE DE102006002265A patent/DE102006002265B4/de not_active Expired - Fee Related
-
2007
- 2007-01-15 US US12/161,308 patent/US20100257565A1/en not_active Abandoned
- 2007-01-15 WO PCT/EP2007/050360 patent/WO2007082870A1/de not_active Ceased
- 2007-01-15 EP EP07703876A patent/EP1974546A1/de not_active Withdrawn
Non-Patent Citations (1)
| Title |
|---|
| See references of WO2007082870A1 * |
Also Published As
| Publication number | Publication date |
|---|---|
| DE102006002265A1 (de) | 2007-07-19 |
| US20100257565A1 (en) | 2010-10-07 |
| WO2007082870A1 (de) | 2007-07-26 |
| DE102006002265B4 (de) | 2010-01-21 |
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