DE60200938D1 - Drahtloses bildübertragungsgerät und -verfahren - Google Patents
Drahtloses bildübertragungsgerät und -verfahrenInfo
- Publication number
- DE60200938D1 DE60200938D1 DE60200938T DE60200938T DE60200938D1 DE 60200938 D1 DE60200938 D1 DE 60200938D1 DE 60200938 T DE60200938 T DE 60200938T DE 60200938 T DE60200938 T DE 60200938T DE 60200938 D1 DE60200938 D1 DE 60200938D1
- Authority
- DE
- Germany
- Prior art keywords
- transfer device
- image transfer
- wireless image
- wireless
- transfer
- 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.)
- Expired - Lifetime
Links
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]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/234—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs
- H04N21/2343—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements
- H04N21/234327—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements by decomposing into layers, e.g. base layer and one or more enhancement layers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
- H04N19/124—Quantisation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
- H04N19/146—Data rate or code amount at the encoder output
- H04N19/15—Data rate or code amount at the encoder output by monitoring actual compressed data size at the memory before deciding storage at the transmission buffer
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
- H04N19/146—Data rate or code amount at the encoder output
- H04N19/152—Data rate or code amount at the encoder output by measuring the fullness of the transmission buffer
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
- H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
- H04N19/176—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
- H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards
-
- 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]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/238—Interfacing the downstream path of the transmission network, e.g. adapting the transmission rate of a video stream to network bandwidth; Processing of multiplex streams
- H04N21/23805—Controlling the feeding rate to the network, e.g. by controlling the video pump
-
- 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]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/238—Interfacing the downstream path of the transmission network, e.g. adapting the transmission rate of a video stream to network bandwidth; Processing of multiplex streams
- H04N21/2383—Channel coding or modulation of digital bit-stream, e.g. QPSK modulation
-
- 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]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/25—Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
- H04N21/266—Channel or content management, e.g. generation and management of keys and entitlement messages in a conditional access system, merging a VOD unicast channel into a multicast channel
- H04N21/2662—Controlling the complexity of the video stream, e.g. by scaling the resolution or bitrate of the video stream based on the client capabilities
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client
- H04N21/61—Network physical structure; Signal processing
- H04N21/6106—Network physical structure; Signal processing specially adapted to the downstream path of the transmission network
- H04N21/6131—Network physical structure; Signal processing specially adapted to the downstream path of the transmission network involving transmission via a mobile phone network
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client
- H04N21/61—Network physical structure; Signal processing
- H04N21/6156—Network physical structure; Signal processing specially adapted to the upstream path of the transmission network
- H04N21/6181—Network physical structure; Signal processing specially adapted to the upstream path of the transmission network involving transmission via a mobile phone 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]
- H04N21/60—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
- H04N21/63—Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing
- H04N21/631—Multimode Transmission, e.g. transmitting basic layers and enhancement layers of the content over different transmission paths or transmitting with different error corrections, different keys or with different transmission protocols
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Databases & Information Systems (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Detection And Prevention Of Errors In Transmission (AREA)
- Mobile Radio Communication Systems (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2001029808 | 2001-02-06 | ||
JP2001029808 | 2001-02-06 | ||
PCT/JP2002/000897 WO2002063884A2 (en) | 2001-02-06 | 2002-02-04 | Wireless image transmission device and image transmission method |
Publications (2)
Publication Number | Publication Date |
---|---|
DE60200938D1 true DE60200938D1 (de) | 2004-09-16 |
DE60200938T2 DE60200938T2 (de) | 2005-07-28 |
Family
ID=18894113
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60200938T Expired - Lifetime DE60200938T2 (de) | 2001-02-06 | 2002-02-04 | Drahtloses bildübertragungsgerät und -verfahren |
Country Status (7)
Country | Link |
---|---|
US (1) | US7724819B2 (de) |
EP (1) | EP1360840B1 (de) |
JP (1) | JP2004524741A (de) |
CN (1) | CN1251507C (de) |
AU (1) | AU2002230139A1 (de) |
DE (1) | DE60200938T2 (de) |
WO (1) | WO2002063884A2 (de) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4041442B2 (ja) * | 2003-09-08 | 2008-01-30 | シャープ株式会社 | 無線通信装置及び無線通信システム |
US7680278B2 (en) * | 2004-02-04 | 2010-03-16 | Microsoft Corporation | Domino scheme for wireless cryptographic communication and communication method incorporating same |
JP4788883B2 (ja) * | 2005-08-31 | 2011-10-05 | 日本電気株式会社 | 無線ネットワークシステム、サーバ、端末、無線通信方法及びプログラム |
US9306852B2 (en) * | 2006-01-27 | 2016-04-05 | Avaya Inc. | Coding and packet distribution for alternative network paths in telecommunications networks |
WO2007108624A2 (en) * | 2006-03-17 | 2007-09-27 | Lg Electronics Inc. | Method for transforming data, and method for transmitting and receiving data using the same |
EP2285111A1 (de) | 2009-08-07 | 2011-02-16 | Canon Kabushiki Kaisha | Verfahren zum Senden von komprimierten Daten zur Darstellung eines digitalen Bildes und entsprechende Vorrichtung |
EP2285112A1 (de) * | 2009-08-07 | 2011-02-16 | Canon Kabushiki Kaisha | Verfahren zum Senden von komprimierten Daten, die ein digitales Bild darstellen, und entsprechende Vorrichtung |
FR2957743B1 (fr) * | 2010-03-19 | 2012-11-02 | Canon Kk | Procede de gestion d'une transmission de donnees par un dispositif emetteur, avec gestion de codage source, produit programme d'ordinateur, moyen de stockage et dispositif emetteur correspondants |
JP5515968B2 (ja) * | 2010-03-30 | 2014-06-11 | ソニー株式会社 | 送信装置及び方法、並びにプログラム |
JP5515969B2 (ja) * | 2010-03-30 | 2014-06-11 | ソニー株式会社 | 送信装置及び方法、並びにプログラム |
GB2526943B (en) * | 2011-12-20 | 2016-04-27 | Imagination Tech Ltd | Method and apparatus for compressing and decompressing data |
CN102752058B (zh) * | 2012-06-16 | 2013-10-16 | 天地融科技股份有限公司 | 音频数据传输系统、音频数据传输装置及电子签名工具 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5592225A (en) * | 1993-09-30 | 1997-01-07 | Matsushita Electric Industrial Co., Ltd. | Device and method for controlling coding |
EP0739138A3 (de) * | 1995-04-19 | 1997-11-05 | AT&T IPM Corp. | Verfahren und Gerät zur Anpassung von komprimierten Videosignalen an einen Kommunikationskanal |
US6111863A (en) | 1995-12-29 | 2000-08-29 | Lsi Logic Corporation | Method and apparatus for the dynamic allocation of signal bandwidth between audio, video and data signals |
US6011590A (en) * | 1997-01-03 | 2000-01-04 | Ncr Corporation | Method of transmitting compressed information to minimize buffer space |
CA2262894C (en) | 1997-06-19 | 2004-08-03 | Kabushiki Kaisha Toshiba | Information data multiplexing transmission system, multiplexer and demultiplexer used therefor, and error correcting encoder and decoder |
US6275531B1 (en) | 1998-07-23 | 2001-08-14 | Optivision, Inc. | Scalable video coding method and apparatus |
JP2001169293A (ja) * | 1999-12-08 | 2001-06-22 | Nec Corp | 画像伝送装置 |
US6798838B1 (en) * | 2000-03-02 | 2004-09-28 | Koninklijke Philips Electronics N.V. | System and method for improving video transmission over a wireless network |
-
2002
- 2002-02-04 DE DE60200938T patent/DE60200938T2/de not_active Expired - Lifetime
- 2002-02-04 JP JP2002563706A patent/JP2004524741A/ja active Pending
- 2002-02-04 EP EP02711300A patent/EP1360840B1/de not_active Expired - Lifetime
- 2002-02-04 WO PCT/JP2002/000897 patent/WO2002063884A2/en active IP Right Grant
- 2002-02-04 AU AU2002230139A patent/AU2002230139A1/en not_active Abandoned
- 2002-02-04 CN CNB028073258A patent/CN1251507C/zh not_active Expired - Fee Related
- 2002-02-04 US US10/467,311 patent/US7724819B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CN1500354A (zh) | 2004-05-26 |
CN1251507C (zh) | 2006-04-12 |
JP2004524741A (ja) | 2004-08-12 |
DE60200938T2 (de) | 2005-07-28 |
US20040076229A1 (en) | 2004-04-22 |
WO2002063884A2 (en) | 2002-08-15 |
WO2002063884A3 (en) | 2003-03-06 |
EP1360840A2 (de) | 2003-11-12 |
AU2002230139A1 (en) | 2002-08-19 |
EP1360840B1 (de) | 2004-08-11 |
US7724819B2 (en) | 2010-05-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |