CN104980259A - Method and device for multilink data transmission - Google Patents
Method and device for multilink data transmission Download PDFInfo
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- CN104980259A CN104980259A CN201410138431.4A CN201410138431A CN104980259A CN 104980259 A CN104980259 A CN 104980259A CN 201410138431 A CN201410138431 A CN 201410138431A CN 104980259 A CN104980259 A CN 104980259A
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Abstract
The invention provides a method and a device for multilink data transmission. The device comprises a digital data input interface, which is used for inputting digital data; an analog data input interface, which is used for receiving analog data; a video data input interface, which is used for receiving video data; a data concentration receiving and processing module, which is used for receiving input data, packaging the input data into RTP (Real-time Transport Protocol) messages and putting the messages in a data buffer; a network interface management module, which is used for maintaining an available network interface list and enabling a sending module to select a most suitable link for sending; a data sending module, which is used for sending data messages in a manner that a message with a minimum serial number in unsent messages is selected from the data buffer or a to-be-retransmitted message is selected from a retransmission queue; a feedback information processing module, which is used for receiving and analyzing a feedback message of each link, maintaining the retransmission queue and updating link quality information; and a data sending network interface, which is used for wireless or wired sending of data. According to the method and the device, multilink transmission can be carried out on multiple types and formats of data, the bandwidth is reasonably used, and the data transmission quality is improved.
Description
Technical field
The present invention relates to a kind of multilink data transmission method and device.
Background technology
Multilink data transmission method and device are mainly for data acquisition and data transmission technology, universal product on this technology and products and marketing has essential distinction, the form of the present invention to derived data is considered comprehensive, support Unified coding and the message encapsulation of multiple types of data, data are sent and considers multi-link aggregated technology, effectively can utilize bandwidth, improve data transmission quality.
Fig. 1 is the structural representation of existing data acquisition and transmission system.Existing composition graphs 1, is described the structure of existing data acquisition and transmission system, specific as follows:
Existing data acquisition and transmission system comprise: multichannel input data D1(digital quantity) 10, for the digital data that input front end collector provides, multichannel input data A1(analog quantity) 11, for the analog data that receiving front-end collector provides.A data centralization receives and processing module 12, for receiving the data of all kinds of collector input, and by ICP/IP protocol encapsulation, and putting into relevant position, data buffer zone, waiting to be sent; A data transmission blocks 13, is responsible for the data message sending buffering area, first from data buffer zone, selects not send the message that in message, sequence number is minimum, or from retransmission queue, select the message that will retransmit will send message as current; A feedback information processing module 14, receives and analyzes feedback message, safeguarding retransmission queue.Data send network interface 15, send for data wireless.
Existing data acquisition and transmission system are for the collection of existing universal data volume, analog quantity information and transmission, the environment for use of application-specific can not be adapted to, such as polytype information all needs to gather the scene sent, typical application is Long-distance Control scene such as, both all kinds of parameter of GPRS remote equipment and operating mode, also need to provide long-range video monitoring image, assist and check control effects.By its function of product in the market and location, need to configure multiple collector and data transmitting equipment, equipment investment volume increases for this reason
Summary of the invention
The technical problem to be solved in the present invention overcomes existing defect, provides a kind of multilink data transmission method and device, Data Input Interface adds video steaming interface, can support the data that head end video camera inputs; Add network interface management module, for the multiple network interface of dynamic management; Add multiplexing network interface, for data syn-chronization multiplexing.By new multi-chain circuit transmission strategy, improve data transmission quality.Be specifically applied in actual items, by multiple types of data is all accessed native system and equipment, equipment investment amount can be reduced.
In order to solve the problems of the technologies described above, the invention provides following technical scheme:
A kind of multilink data transmitting device, comprises at least one digital data input interface, for the digital data that input front end collector provides; At least one analog data input interface, for the analog data that receiving front-end collector provides; At least one video data input interface, for the video data that receiving front-end camera provides; A data centralization receives and processing module, for receiving the data of all kinds of collector input, after message encapsulation, and putting into relevant position, data buffer zone, waiting to be sent; A network interface management module, the using network interface list of real-time servicing collection terminal, selects most suitable link to send for sending module; A data transmission blocks, is responsible for the data message sending buffering area, first from data buffer zone, selects not send the message that in message, sequence number is minimum, or from retransmission queue, select the message that will retransmit will send message as current; A feedback information processing module, receives and analyzes the feedback message of each link of collection terminal, safeguard retransmission queue and upgrade link quality information; At least two data send network interface, for wireless transmission or wired transmission of data.
The multilink data transmission method of this multilink data transmitting device, multiple Data Input Interface, comprises data volume, analog quantity, video, can be received the data of above type by input interface; Multilink data transmits, and by multi-circuit managed, the data of reception can be transmitted by multiple network interface.
A kind of multilink data transmission method of the present invention and device, Data Input Interface adds video steaming interface, can support the data that head end video camera inputs; Add network interface management module, for the multiple network interface of dynamic management; Add multiplexing network interface, for data syn-chronization multiplexing.By new multi-chain circuit transmission strategy, improve data transmission quality.Be specifically applied in actual items, by multiple types of data is all accessed native system and equipment, equipment investment amount can be reduced.
Accompanying drawing explanation
Accompanying drawing is used to provide a further understanding of the present invention, and forms a part for specification, together with embodiments of the present invention for explaining the present invention, is not construed as limiting the invention.In the accompanying drawings:
Fig. 1 be existing data acquisition and transmission system structural representation;
Fig. 2 is the structural representation of a kind of multilink data transmitting device of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the preferred embodiments of the present invention are described, should be appreciated that preferred embodiment described herein is only for instruction and explanation of the present invention, is not intended to limit the present invention.
As shown in Figure 2, a kind of multilink data transmission method and device, comprise:
At least one multichannel input data D1(digital quantity) 20, for the digital data that input front end collector provides;
At least one multichannel input data A1(analog quantity) 21, for the analog data that receiving front-end collector provides;
At least one multichannel input video stream 22, for the video data that receiving front-end camera provides;
At least one data centralization receives and processing module 23, for receiving the data of all kinds of collector input, and presses the encapsulation of RTP message, and puts into relevant position, data buffer zone, wait to be sent;
At least one data transmission blocks 24, is responsible for the data message sending buffering area, from data buffer zone, selects not send the message that in message, sequence number is minimum, or from retransmission queue, select the message that will retransmit will send message as current;
At least one network interface management module 25, the using network interface list of real-time servicing collection terminal, selects most suitable link to send for sending module;
At least one feedback information processing module, receives and analyzes the feedback message of each link of collection terminal, safeguard retransmission queue and upgrade link quality information;
At least two data send network interface 27, for wireless transmission or wired transmission of data.
The multilink data transmission method of this multilink data transmitting device, multiple Data Input Interface, comprises data volume, analog quantity, video, can be received the data of above type by input interface; Multilink data transmits, and by multi-circuit managed, the data of reception can be transmitted by multiple network interface.
Last it is noted that the foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, although with reference to previous embodiment to invention has been detailed description, for a person skilled in the art, it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (2)
1. a multilink data transmitting device, is characterized in that: comprise at least one digital data input interface, for the digital data that input front end collector provides; At least one analog data input interface, for the analog data that receiving front-end collector provides; At least one video data input interface, for the video data that receiving front-end camera provides; A data centralization receives and processing module, for receiving the data of all kinds of collector input, after message encapsulation, and putting into relevant position, data buffer zone, waiting to be sent; A network interface management module, the using network interface list of real-time servicing collection terminal, selects most suitable link to send for sending module; A data transmission blocks, is responsible for the data message sending buffering area, first from data buffer zone, selects not send the message that in message, sequence number is minimum, or from retransmission queue, select the message that will retransmit will send message as current; A feedback information processing module, receives and analyzes the feedback message of each link of collection terminal, safeguard retransmission queue and upgrade link quality information; At least two data send network interface, for wireless transmission or wired transmission of data.
2. based on the multilink data transmission method of a kind of multilink data transmitting device according to claim 1, it is characterized in that: multiple Data Input Interface, comprise data volume, analog quantity, video, the data of above type can be received by input interface; Multilink data transmits, and by multi-circuit managed, the data of reception can be transmitted by multiple network interface.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410138431.4A CN104980259A (en) | 2014-04-08 | 2014-04-08 | Method and device for multilink data transmission |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410138431.4A CN104980259A (en) | 2014-04-08 | 2014-04-08 | Method and device for multilink data transmission |
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| CN104980259A true CN104980259A (en) | 2015-10-14 |
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| CN201410138431.4A Pending CN104980259A (en) | 2014-04-08 | 2014-04-08 | Method and device for multilink data transmission |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106209880A (en) * | 2016-07-21 | 2016-12-07 | 深圳羚羊极速科技有限公司 | A kind of method of multi-line transmission stream medium data |
| CN108924569A (en) * | 2018-04-14 | 2018-11-30 | 温州职业技术学院 | A kind of Transmission system and its transmission method of data flow |
| CN110247955A (en) * | 2019-05-21 | 2019-09-17 | 菜鸟智能物流控股有限公司 | Unmanned vehicle communication method and unmanned vehicle |
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| CN102809962A (en) * | 2012-09-03 | 2012-12-05 | 同济汽车设计研究院有限公司 | Vehicle data acquisition terminal and vehicle information acquisition system |
| CN102905165A (en) * | 2012-10-24 | 2013-01-30 | 安徽博微广成信息科技有限公司 | Video networking service front-end computer |
| CN103138886A (en) * | 2011-12-05 | 2013-06-05 | 深圳迈瑞生物医疗电子股份有限公司 | Pre-hospital emergency end, pre-hospital emergency system and data transmission method of pre-hospital emergency end |
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Patent Citations (4)
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| CN1433207A (en) * | 2003-02-26 | 2003-07-30 | 北京艾尼通科技有限公司 | Video telephone conference system and its audio/video processing method |
| CN103138886A (en) * | 2011-12-05 | 2013-06-05 | 深圳迈瑞生物医疗电子股份有限公司 | Pre-hospital emergency end, pre-hospital emergency system and data transmission method of pre-hospital emergency end |
| CN102809962A (en) * | 2012-09-03 | 2012-12-05 | 同济汽车设计研究院有限公司 | Vehicle data acquisition terminal and vehicle information acquisition system |
| CN102905165A (en) * | 2012-10-24 | 2013-01-30 | 安徽博微广成信息科技有限公司 | Video networking service front-end computer |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106209880A (en) * | 2016-07-21 | 2016-12-07 | 深圳羚羊极速科技有限公司 | A kind of method of multi-line transmission stream medium data |
| CN108924569A (en) * | 2018-04-14 | 2018-11-30 | 温州职业技术学院 | A kind of Transmission system and its transmission method of data flow |
| CN110247955A (en) * | 2019-05-21 | 2019-09-17 | 菜鸟智能物流控股有限公司 | Unmanned vehicle communication method and unmanned vehicle |
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Application publication date: 20151014 |