WO2010072030A1 - Interface de pilotage de diffusion multimédia de terminal mobile et procédé de réalisation - Google Patents

Interface de pilotage de diffusion multimédia de terminal mobile et procédé de réalisation Download PDF

Info

Publication number
WO2010072030A1
WO2010072030A1 PCT/CN2008/073724 CN2008073724W WO2010072030A1 WO 2010072030 A1 WO2010072030 A1 WO 2010072030A1 CN 2008073724 W CN2008073724 W CN 2008073724W WO 2010072030 A1 WO2010072030 A1 WO 2010072030A1
Authority
WO
WIPO (PCT)
Prior art keywords
data
interface
read
control information
channel
Prior art date
Application number
PCT/CN2008/073724
Other languages
English (en)
Chinese (zh)
Inventor
秋林
阮美思
Original Assignee
中兴通讯股份有限公司
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
Application filed by 中兴通讯股份有限公司 filed Critical 中兴通讯股份有限公司
Priority to CN200880132423.1A priority Critical patent/CN102257811B/zh
Priority to PCT/CN2008/073724 priority patent/WO2010072030A1/fr
Publication of WO2010072030A1 publication Critical patent/WO2010072030A1/fr

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]
    • H04N21/40—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
    • H04N21/414—Specialised client platforms, e.g. receiver in car or embedded in a mobile appliance

Definitions

  • the present invention relates to an embedded system applied to a mobile terminal, and more particularly to a multimedia broadcast driver interface and a method for implementing the mobile terminal.
  • CMMB China Mobile Multimedia Broadcasting
  • CMMB is a mobile multimedia broadcast TV technology with independent intellectual property rights promulgated by the State Administration of Radio, Film and Television. It is mainly used to provide digital audio, video and information to various portable terminal devices through wireless broadcast television coverage networks.
  • Service; CMMB has the advantage of being able to solve the problem of unsmooth signal of mobile terminal (mobile TV) by means of satellite communication.
  • CMMB is managed by the State Administration of Radio, Film and Television, and it is responsible for the film, television and radio program carriers. TV show resources.
  • CMMB application To implement the CMMB application on the handheld terminal, it is necessary to call the driver interface of the terminal chip to read the multiplexed frame and part of the control information, and uplink to the application, and also need to write some control information of the downlink to control the behavior of the chip. .
  • CMMB terminal chips there are many types of CMMB terminal chips on the market, and the solutions are not the same. For example, in some chips, multiplexed frames and control information are transmitted on the same data bus; in others, the two are transmitted separately.
  • the data needs to be packaged accordingly when writing data (that is, the chip just needs to write the data);
  • data is fetched (that is, when data is needed)
  • the data needs to be separated, which directly increases the complexity of the program and leads to an extended development cycle.
  • the technical problem to be solved by the present invention is to provide a multimedia broadcast driver interface and implementation method for a mobile terminal, which can provide a unified interface suitable for any type of chip for a terminal multimedia broadcast upper layer application.
  • the present invention provides a method for implementing a multimedia broadcast driver interface of a mobile terminal, comprising: configuring a logical interface between a read interface of a bottom layer of the terminal and an application program interface of an upper layer; When the multimedia broadcast data is stored, the multimedia broadcast data read from the read interface is separated from the payload data and the control information through a logical interface, and buffered to different channels respectively, and the application program reads through the application program interface.
  • the logical interface buffers the separated payload data into the payload data channel, and buffers the separated control information into the uplink control information channel.
  • the logical interface is further connected to the bottom write interface of the terminal.
  • the control information that needs to be written is buffered to the downlink control information channel through the application program interface, and then the logic is passed.
  • the interface sends control information read from the downlink control information channel from the write interface to the data bus of the terminal.
  • the logical interface separates the payload data and the control information according to a protocol agreed by the terminal and the corresponding multimedia broadcast system.
  • the payload data channel and the uplink control information channel in the logical interface are respectively implemented by creating and maintaining a first instance and a second instance of a first-in first-out FIFO pair column; or, downlink control information in the logical interface
  • the channel is implemented by creating and maintaining a third instance of the FIFO pair column; wherein the payload data channel is used for read-only, and the uplink control information channel or the downlink control information channel is used for reading and writing.
  • the FIFO pair column is implemented by the first cache list and the second cache list; the first cache list is used to arrange the cache block in the use of the cached data, and the second cache list is used to arrange the empty block of the uncached data or has been Take a reusable block of data; Initializing the first cache list and the second cache list before the corresponding channel caches the data, that is, setting the first cache list to be empty, and adding a certain number of cache blocks to the second cache list one by one;
  • the second cache list When there is data to be cached to the corresponding channel, if the second cache list is not empty, the first cache block is requested in the second cache list for data caching, and the first cache block is moved into the first cache list. The last item, then the cache operation ends normally; if the second cache list is empty, wait until the second cache list is not empty and waits for no timeout, continue the data cache and its subsequent operations, if the waiting timeout then the cache operation ends abnormally ;
  • the first cache list When the data is to be read from the corresponding channel, if the first cache list is not empty, the first cache block is taken from the first cache list, and the first cache block is moved to the first after the data is read. The second item of the second cache list, and then the read operation ends normally; if the first cache list is empty, then wait until the first cache list is not empty and wait for no timeout, continue data reading and subsequent operations, if waiting for timeout Then the read operation ends abnormally.
  • the present invention provides a mobile terminal multimedia broadcast driver interface, which is a logical interface configured between a bottom read interface of the terminal and an upper application interface, and the logical interface is at least applied.
  • the program needs to read the multimedia broadcast data stored by the terminal, the work is triggered by the application program interface, and the multimedia broadcast data read from the read interface is separated from the payload data and the control information, and buffered to different channels respectively, to be applied.
  • the program is read through the application interface.
  • the logical interface includes an interconnected read/write distribution module and a data channel module, where: a data channel module, configured to at least create and maintain a payload data channel and an uplink control information channel;
  • the read/write distribution module is connected to the read interface, and is configured to buffer the separated payload data into the payload data channel through the data channel module, and buffer the separated control information into the uplink control information channel through the data channel module, and then to the application interface. Returns a data readable indication.
  • the logic interface triggers the work through the application program interface when the application is to write the control information to the terminal;
  • the data channel module is also used to create and maintain a downlink control information channel;
  • the read/write distribution module is further connected to the underlying write interface of the terminal, and is configured to buffer the control information to be written to the terminal to the downlink control information channel through the application program interface, and then use the data channel module to control the information channel from the downlink.
  • the read control information is sent from the write interface to the data bus of the terminal, and then the data written indication is returned to the application interface.
  • the payload data channel is used for read-only, and the uplink control information channel or the downlink control information channel is used for reading or writing;
  • the payload data channel, the uplink control information channel, and the downlink control information channel each have a respective first buffer area.
  • a respective second buffer area wherein: the first buffer area is used by the data channel module when receiving the data read request from the application interface when one or more cache blocks in use of the cached data are arranged Reading the data of the first cache block and carrying the data in a normal response to the data returned to the application interface; meanwhile, the first cache block of the read data is placed by the data channel module The last item of the second buffer of the corresponding channel;
  • a second buffer area configured to be requested by the data channel module when receiving a data cache request from the read-write distribution module when an empty cache block having uncached data or a reusable cache block having data taken out is arranged
  • the data carried in the cache is cached in the first cache block, and the first cache block of the write data is placed by the data channel module in the last entry of the first buffer of the corresponding channel.
  • the terminal developer can only develop a set of applications for the motherboards of different types of CMMB chips.
  • the program while simplifying the logic of the upper application as much as possible, simplifies the development process and shortens the development cycle. At the same time, the production line no longer needs to determine the version of the application to download by judging the type of motherboard, thereby reducing production costs.
  • FIG. 1 is a structural block diagram of an embodiment of a CMMB terminal driving interface of the present invention
  • FIG. 2 is a flow chart of the data read/write distribution operation of the CMMB terminal drive interface of the present invention
  • FIG. 3 is a flow chart of the data channel initialization and write operation of the CMMB terminal drive interface of the present invention
  • Figure 4 is a flow diagram of a data channel read operation for the CMMB terminal application interface of the present invention. Preferred embodiment of the invention
  • the core point of the multimedia broadcast driver interface and implementation method of the mobile terminal provided by the present invention is: adding a device-independent logical interface between the read/write operation interface of the bottom layer of the chip and the application interface of the upper layer, the logical interface includes at least reading Writing a distribution module, a payload data channel, and an uplink control information channel; when the application needs to read data, the read/write distribution module separates the multimedia broadcast data stream read from the read interface of the read/write operation interface into the payload data. And the control information is respectively placed in the payload data channel and the uplink control information channel to be read by the application program.
  • FIG. 1 is a block diagram showing the structure of a CMMB terminal multimedia broadcast driver interface provided by the present invention.
  • the drive interface is actually a device-independent logical interface 100 added between the bottom-level read/write operation interface of the chip and the upper application interface, and includes an interconnected read-write distribution module. 110 and data channel module 120; wherein:
  • the read/write operation interface includes a read interface and a write interface, and the read interface is used at least to read the multimedia broadcast data stream received by the chip from the terminal memory; the write interface is at least used to send the downlink control information of the application to be written to the chip to the data bus.
  • the read/write distribution module 110 is also respectively connected to the application program interface, and is connected to the read interface and the write interface, and is used to invoke the program interface when the application needs to read and write data; when the application wants to read the data, it is called.
  • the multiplexed frame payload data and the uplink control information separated in the data stream read by the read interface are respectively placed into the multiplexed frame channel and the uplink channel by the data channel module 120, and returned to the application interface.
  • Data can be read instructions; when the application wants to write data is When called, the downlink control information acquired from the downlink channel by the data channel module 120 is sent from the write interface to the data bus, and the data written indication is returned to the application program interface;
  • the data channel module 120 is configured to separately create and maintain a multiplexed frame channel, an uplink channel, and a downlink channel of the buffer multiplexed frame data, the uplink control information, and the downlink control information;
  • An application interface configured to invoke the read-write distribution module 110 when the application is to read data, and read and reuse the multiplexing frame channel and the uplink channel by the data channel module 120 after receiving the data readable indication.
  • the frame payload data and the uplink control information when the application needs to write data, the downlink control information to be written into the chip is first written into the downlink channel, and the read/write distribution module 110 is called to write the downlink control information.
  • the data channel module 120 creates and maintains a multiplexed frame channel, an upstream channel, and a downstream channel by creating and maintaining three instances of a first-in first-out queue FIFO pair column.
  • the multiplexed frame channel is used for read-only, and the upstream channel and the downstream channel can be used for reading and writing.
  • Creating and maintaining a first-in first-out queue FIFO pair column is accomplished by creating and maintaining two lists of FIFO pairs, the first list is used to arrange the list of cached blocks in use, and second A list is an empty block used to arrange uncached data or a reusable block list ( unused list) from which data has been fetched.
  • the data channel module Before the read/write distribution module caches data to the corresponding channel, the data channel module first initializes two lists, that is, sets the used list to null, and allocates a certain number of cache blocks to the unused list one by one.
  • the read/write distribution module When the read/write distribution module is to buffer data to the corresponding channel, issue a data cache request to the data channel module, and return a data readable indication after receiving the normal cache response returned by the data channel module; After receiving the data readable instruction, the interface sends a data read request to the data channel module, and obtains corresponding data by reading the normal response of the data returned by the data channel module; after receiving the data cache request, the data channel module receives the data cache request If it is determined that the unused list is not empty, the data carried in the request is cached in the first cache block of the unused list, and the first cache block is moved into the last item of the used list, and then the read-write distribution module is Return to the normal cache response; if it is judged that the unused list is empty, wait until the unused list is not empty and wait for no timeout, continue Data cache and its subsequent operations, and return a normal cache response; if waiting for timeout, return an exception cache response to the read-write distribution module; the read-write distribution module
  • a flow chart of data read/write distribution operation of the mobile terminal multimedia broadcast driver interface of the present invention is performed by the application program interface when the upper layer application needs to read and write data, and includes the following steps:
  • step 220 Determine whether it is a read operation, if yes, go to step 230, otherwise go to step 250;
  • the protocol here for example for the CMMB system, is expressed by multiplexing the information in the frame header.
  • Other multimedia broadcasting systems will also have corresponding protocol statements, which are no longer described.
  • the multiplexed frame payload and the uplink control information are separately distributed to the multiplexed frame channel and the control information uplink channel, which are implemented by the initialization and write operation flow shown in FIG. 3, where the process includes The following steps:
  • step 301 determining whether the write operation needs to be initialized, if yes, executing step 302, otherwise executing the step
  • 302 Create a used list and an unused list of the FIFO pair column, and set the used list to be empty; 303: add the allocated cache block one by one to the unused list;
  • step 305 Determine whether the unused list is empty, if yes, go to step 308, otherwise go to step 306;
  • 306 write data to the first cache block in the unused list, and move the first cache block to the last one of the used list.
  • step 309 Determine whether the waiting timeout occurs, if yes, go to step 310, otherwise go back to step 305; 310: Set the abnormal return code, and return.
  • the application program interface performs the reading of the multiplexed frame payload data or the uplink control information through the flow of the data channel read operation shown in FIG. 4, including the following steps:
  • step 401 Determine whether the used list of the corresponding data channel is empty, if yes, go to step 404, otherwise go to step 402;
  • step 405 Determine whether the waiting timeout is performed, if yes, go to step 406, otherwise return to step 401 to execute;
  • the multimedia broadcast driver interface of the mobile terminal provides a unified interface for different types of terminal chips by separating the multiplexing frame from the control information, and simplifies by simplifying the logic of the upper application.
  • the production version of the application to be downloaded for the motherboard type is unified and the production cost is reduced.
  • the present invention can provide a uniform interface for different types of terminal chips, and at the same time, can simplify the development process and shorten the development cycle, thereby reducing the production cost of the product.

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • General Engineering & Computer Science (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Telephone Function (AREA)

Abstract

La présente invention porte sur une interface de pilotage de diffusion multimédia de terminal mobile et sur un procédé de réalisation. L'interface de pilotage est une interface logique placée entre une interface de lecture inférieure et une interface d'application supérieure d'un terminal, et l'interface logique est déclenchée par l'intermédiaire de l'interface d'application pour fonctionner au moins lorsque l'application doit lire les données de diffusion multimédia stockées dans le terminal, et l'interface logique est utilisée pour séparer les données utiles et les informations de commande d'avec les données de diffusion multimédia lues par l'interface de lecture, et les mettre en tampon dans différents canaux respectivement pour une lecture par l'application par l'intermédiaire de l'interface d'application. La présente invention procure une interface uniforme pour différents types des puces de terminal, tandis que le flux de développement est simplifié et la période de développement est raccourcie, grâce à quoi le coût de production d'un produit est réduit.
PCT/CN2008/073724 2008-12-25 2008-12-25 Interface de pilotage de diffusion multimédia de terminal mobile et procédé de réalisation WO2010072030A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN200880132423.1A CN102257811B (zh) 2008-12-25 2008-12-25 移动终端多媒体广播驱动接口及实现方法
PCT/CN2008/073724 WO2010072030A1 (fr) 2008-12-25 2008-12-25 Interface de pilotage de diffusion multimédia de terminal mobile et procédé de réalisation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2008/073724 WO2010072030A1 (fr) 2008-12-25 2008-12-25 Interface de pilotage de diffusion multimédia de terminal mobile et procédé de réalisation

Publications (1)

Publication Number Publication Date
WO2010072030A1 true WO2010072030A1 (fr) 2010-07-01

Family

ID=42286851

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2008/073724 WO2010072030A1 (fr) 2008-12-25 2008-12-25 Interface de pilotage de diffusion multimédia de terminal mobile et procédé de réalisation

Country Status (2)

Country Link
CN (1) CN102257811B (fr)
WO (1) WO2010072030A1 (fr)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10574482B2 (en) 2015-04-07 2020-02-25 Umbra Technologies Ltd. Multi-perimeter firewall in the cloud
US10630505B2 (en) 2015-01-28 2020-04-21 Umbra Technologies Ltd. System and method for a global virtual network
US10841360B2 (en) 2014-12-08 2020-11-17 Umbra Technologies Ltd. System and method for content retrieval from remote network regions
US10922286B2 (en) 2016-04-26 2021-02-16 UMBRA Technologies Limited Network Slinghop via tapestry slingshot
US11360945B2 (en) 2015-12-11 2022-06-14 Umbra Technologies Ltd. System and method for information slingshot over a network tapestry and granularity of a tick
US11558347B2 (en) 2015-06-11 2023-01-17 Umbra Technologies Ltd. System and method for network tapestry multiprotocol integration
US11711346B2 (en) 2015-01-06 2023-07-25 Umbra Technologies Ltd. System and method for neutral application programming interface

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20010022787A1 (en) * 2000-02-24 2001-09-20 Mchale David F. Controller and method for controlling interfacing to a data link
US20040193763A1 (en) * 2003-03-28 2004-09-30 Fujitsu Limited Inter-bus communication interface device and data security device
CN1558674A (zh) * 2004-01-19 2004-12-29 大唐电信科技股份有限公司光通信分公 多媒体终端
CN101075930A (zh) * 2006-05-16 2007-11-21 汤姆森许可贸易公司 网络存储装置

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20010022787A1 (en) * 2000-02-24 2001-09-20 Mchale David F. Controller and method for controlling interfacing to a data link
US20040193763A1 (en) * 2003-03-28 2004-09-30 Fujitsu Limited Inter-bus communication interface device and data security device
CN1558674A (zh) * 2004-01-19 2004-12-29 大唐电信科技股份有限公司光通信分公 多媒体终端
CN101075930A (zh) * 2006-05-16 2007-11-21 汤姆森许可贸易公司 网络存储装置

Cited By (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10841360B2 (en) 2014-12-08 2020-11-17 Umbra Technologies Ltd. System and method for content retrieval from remote network regions
US11503105B2 (en) 2014-12-08 2022-11-15 Umbra Technologies Ltd. System and method for content retrieval from remote network regions
US11711346B2 (en) 2015-01-06 2023-07-25 Umbra Technologies Ltd. System and method for neutral application programming interface
US11240064B2 (en) 2015-01-28 2022-02-01 Umbra Technologies Ltd. System and method for a global virtual network
US10630505B2 (en) 2015-01-28 2020-04-21 Umbra Technologies Ltd. System and method for a global virtual network
US11881964B2 (en) 2015-01-28 2024-01-23 Umbra Technologies Ltd. System and method for a global virtual network
US11418366B2 (en) 2015-04-07 2022-08-16 Umbra Technologies Ltd. Systems and methods for providing a global virtual network (GVN)
US11750419B2 (en) 2015-04-07 2023-09-05 Umbra Technologies Ltd. Systems and methods for providing a global virtual network (GVN)
US11271778B2 (en) 2015-04-07 2022-03-08 Umbra Technologies Ltd. Multi-perimeter firewall in the cloud
US10574482B2 (en) 2015-04-07 2020-02-25 Umbra Technologies Ltd. Multi-perimeter firewall in the cloud
US10659256B2 (en) 2015-04-07 2020-05-19 Umbra Technologies Ltd. System and method for virtual interfaces and advanced smart routing in a global virtual network
US11799687B2 (en) 2015-04-07 2023-10-24 Umbra Technologies Ltd. System and method for virtual interfaces and advanced smart routing in a global virtual network
US10756929B2 (en) 2015-04-07 2020-08-25 Umbra Technologies Ltd. Systems and methods for providing a global virtual network (GVN)
US11558347B2 (en) 2015-06-11 2023-01-17 Umbra Technologies Ltd. System and method for network tapestry multiprotocol integration
US11360945B2 (en) 2015-12-11 2022-06-14 Umbra Technologies Ltd. System and method for information slingshot over a network tapestry and granularity of a tick
US11681665B2 (en) 2015-12-11 2023-06-20 Umbra Technologies Ltd. System and method for information slingshot over a network tapestry and granularity of a tick
US11630811B2 (en) 2016-04-26 2023-04-18 Umbra Technologies Ltd. Network Slinghop via tapestry slingshot
US11743332B2 (en) 2016-04-26 2023-08-29 Umbra Technologies Ltd. Systems and methods for routing data to a parallel file system
US11789910B2 (en) 2016-04-26 2023-10-17 Umbra Technologies Ltd. Data beacon pulser(s) powered by information slingshot
US11146632B2 (en) 2016-04-26 2021-10-12 Umbra Technologies Ltd. Data beacon pulser(s) powered by information slingshot
US10922286B2 (en) 2016-04-26 2021-02-16 UMBRA Technologies Limited Network Slinghop via tapestry slingshot

Also Published As

Publication number Publication date
CN102257811A (zh) 2011-11-23
CN102257811B (zh) 2013-03-20

Similar Documents

Publication Publication Date Title
WO2010072030A1 (fr) Interface de pilotage de diffusion multimédia de terminal mobile et procédé de réalisation
US6327253B1 (en) Method and apparatus for controlling switching of connections among data processing devices
JP2011505755A5 (fr)
US20140082599A1 (en) Method and apparatus for updating electronic control unit in system based on automotive open system architecture
CN111934894B (zh) 基于dpdk管理无线网络接口的方法及系统
TWI302654B (fr)
US20140222960A1 (en) Method and Apparatus for Rapid Data Distribution
CN112995753A (zh) 一种媒体流分发方法、cdn节点服务器、cdn系统和可读存储介质
US20180349297A1 (en) Virtual host controller for a data processing system
KR100939952B1 (ko) 제어 정보의 논리 분할에 의해 보다 신속한 디바이스동작을 달성하는 방법 및 시스템
US8769255B2 (en) Information processing system and method of executing firmware
US20160134567A1 (en) Universal network interface controller
CN114666288A (zh) 用网络接口控制器发送和/或接收数据流的方法和装置
WO2014092551A1 (fr) Système et procédé de gestion optimale de mémoire entre cpu et unité fpga
JP2010539823A (ja) 差動シリアル通信リンクにおける複数優先度通信
KR20070118634A (ko) 에러-유발성 무선 브로드캐스트 채널을 통한 멀티플렉싱방법
KR100881416B1 (ko) 시스템 온칩(ｓｏｃ)을 위한 마이크로 콘트롤 아키텍쳐
JP2001188753A (ja) メインメモリバッファを用いてコンピュータにおいて等時性データストリームを受信するシステム
US7808905B2 (en) Transmission method, sending device and receiving device
EP1780976A1 (fr) Procédé et système pour déchargement des tâches de traitement de données
US6765961B2 (en) Encoding device mounted on one chip for multiplexing video signal and audio signal
JP2006313479A (ja) 半導体集積回路装置及びデータ転送方法
WO2020122024A1 (fr) Carte d'interface de réseau, ordinateur, procédé de réécriture d'informations de circuit et programme
US7370125B2 (en) Stream under-run/over-run recovery
JP4584324B2 (ja) データ処理システム、及びコンポーネント管理方法

Legal Events

Date Code Title Description
WWE Wipo information: entry into national phase

Ref document number: 200880132423.1

Country of ref document: CN

121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 08879072

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 08879072

Country of ref document: EP

Kind code of ref document: A1