CN107707335B - Data transmission method and device - Google Patents
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- CN107707335B CN107707335B CN201610650636.XA CN201610650636A CN107707335B CN 107707335 B CN107707335 B CN 107707335B CN 201610650636 A CN201610650636 A CN 201610650636A CN 107707335 B CN107707335 B CN 107707335B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
- H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
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Abstract
The embodiment of the invention discloses a data transmission method, which comprises the following steps: acquiring a confirmation instruction sent by a Power Distribution Unit (PDU) socket, and decoding the confirmation instruction to obtain a decoded confirmation instruction, wherein the confirmation instruction is obtained by encoding a preset parameter by the PDU socket; when the decoded confirmation instruction meets a preset condition, returning a success indication to the PDU socket, wherein the success indication is used for indicating the PDU socket to send coded electric quantity data; receiving the coded electric quantity data sent by the PDU socket; and decoding the coded electric quantity data to obtain decoded electric quantity data. The embodiment of the invention also discloses a data transmission device.
Description
Technical Field
The invention relates to the field of cloud computing, in particular to a data transmission method and device.
Background
At present, in a modern data center room, a Power Distribution Unit (PDU) is also more and more widely used, and the order, reliability, safety and maintenance of the PDU are more convenient, which is particularly important for the remote control of the PDU, and in order to realize the remote management of the PDU, a user performs control on the PDU through a wireless network.
In the prior art, fig. 1 is a schematic structural diagram of a data transmission system, and as shown in fig. 1, the data transmission system includes: the PDU socket 11 and the cloud computing background server 12, wherein the PDU socket 11 is connected with the cloud computing background server 12 for data communication, the PDU socket 11 collects electric quantity data of each path on the PDU and sends the collected data to the cloud computing background server 12, an administrator can access the cloud computing background server 12 through a user terminal to check the electric quantity data of equipment in a cabinet in real time, the cloud computing background can monitor the running state of the equipment according to the type and the electric quantity data of each path on the PDU, and when the cloud computing background server 12 monitors that the electric quantity data of the equipment in the cabinet is abnormal, the cloud computing background server 12 can send alarm electric quantity data to the user terminal; after receiving the alarm electric quantity data, the administrator can send an instruction to the PDU socket through the cloud computing background server 12, so that the PDU socket controls a power switch module in the PDU to realize power failure or restart of equipment in the cabinet; after the background sends an alarm to the administrator, the administrator does not act for a period of time, the cloud computing background server 12 automatically sends an instruction to the PDU socket 11, and the PDU socket 11 controls the power switch module of the path with abnormal electric quantity data to execute power failure; the user terminal checks the electric quantity data of the equipment in the cabinet in real time by accessing the cloud computing background server 12, and the cloud computing background server 12 monitors the electric quantity of the equipment according to the type of the equipment.
However, in an actual use process, the collected electric quantity data on the PDU socket 11 is often subjected to encoding processing before being sent to the cloud computing background server 12, but the codes obtained by the existing encoding processing method are easily damaged by the outside in the transmission process, so that the electric quantity data is transmitted incorrectly.
Disclosure of Invention
In view of this, embodiments of the present invention are expected to provide a data transmission method and apparatus, which ensure correctness of a PDU socket in a data transmission process, implement secure data transmission, and further improve user experience.
In order to achieve the purpose, the technical scheme of the invention is realized as follows:
in a first aspect, an embodiment of the present invention provides a data transmission method, including: acquiring a confirmation instruction sent by a Power Distribution Unit (PDU) socket, and decoding the confirmation instruction to obtain a decoded confirmation instruction; the PDU socket is used for receiving a confirmation instruction, wherein the confirmation instruction is obtained by coding preset parameters by the PDU socket; when the decoded confirmation instruction meets a preset condition, returning a success indication to the PDU socket; wherein the success indication is used for indicating the PDU socket to transmit the coded electric quantity data; receiving the coded electric quantity data sent by the PDU socket; and decoding the coded electric quantity data to obtain decoded electric quantity data.
Further, the decoded confirmation instruction satisfies a preset condition, including: and when the decoded confirmation instruction is consistent with a preset check parameter, confirming that the decoded confirmation instruction meets the preset condition.
Further, after the decoded confirmation instruction is consistent with a preset check parameter, the method further includes: acquiring a label corresponding to the decoded confirmation instruction from the PDU socket; and when the label corresponding to the decoded confirmation instruction is consistent with the preset label, confirming that the decoded confirmation instruction meets the preset condition.
Further, after decoding the encoded electric quantity data to obtain decoded electric quantity data, the method further includes: when the decoded electric quantity data falls into a preset numerical value range, sending the decoded electric quantity data to the PDU socket; and the decoded electric quantity data is used for the PDU socket to determine that the transmission of the encoded electric quantity data is successful.
Further, the method further comprises: when the decoded electric quantity data does not fall into the preset numerical range, generating error response data; sending the error response data to the PDU jack; and the error response data is used for prompting the PDU socket that the coded electric quantity data is in error transmission.
In a second aspect, an embodiment of the present invention provides a data transmission apparatus, including: the acquisition module is used for acquiring a confirmation instruction sent by a power distribution unit PDU socket, and decoding the confirmation instruction to obtain a decoded confirmation instruction; the PDU socket is used for receiving a confirmation instruction, wherein the confirmation instruction is obtained by coding preset parameters by the PDU socket; the confirmation module is used for returning a success indication to the PDU socket when the decoded confirmation instruction meets a preset condition; wherein the success indication is used for indicating the PDU socket to transmit the coded electric quantity data; the receiving module is used for receiving the coded electric quantity data sent by the PDU socket; and the decoding module is used for decoding the coded electric quantity data to obtain decoded electric quantity data.
Further, the confirmation module is specifically configured to: and when the decoded confirmation instruction is consistent with a preset check parameter, confirming that the decoded confirmation instruction meets the preset condition.
Further, the confirmation module is further configured to: after the decoded confirmation instruction is consistent with a preset check parameter, acquiring a label corresponding to the decoded confirmation instruction from the PDU socket; and when the label corresponding to the decoded confirmation instruction is consistent with the preset label, confirming that the decoded confirmation instruction meets the preset condition.
Further, the apparatus further comprises: the first sending module is used for sending the decoded electric quantity data to the PDU socket when the decoded electric quantity data falls into a preset numerical value range; and the decoded electric quantity data is used for the PDU socket to determine that the transmission of the encoded electric quantity data is successful.
Further, the apparatus further comprises: the second sending module is used for generating error response data when the decoded electric quantity data does not fall into the preset numerical value range; sending the error response data to the PDU jack; and the error response data is used for prompting the PDU socket that the coded electric quantity data is in error transmission.
According to the data transmission method and device provided by the embodiment of the invention, the data transmission device decodes the obtained confirmation instruction sent by the PDU socket to obtain the decoded confirmation instruction, and only when the decoded confirmation instruction meets the preset condition, the decoded confirmation instruction is ensured to be consistent with the PDU confirmation instruction before encoding, and at the moment, a success instruction is returned to the PDU socket to enable the PDU socket to send the encoded electric quantity data to the data transmission device, so that the data transmission device is ensured to decode, the obtained decoded electric quantity data is consistent with the electric quantity data before encoding, further the correctness of the PDU socket in the data transmission process is ensured, the safe transmission of data is realized, and the user experience degree is improved.
Drawings
FIG. 1 is a schematic diagram of a data transmission system;
fig. 2 is a schematic flow chart of an alternative data transmission method in the embodiment of the present invention;
fig. 3 is an alternative structural diagram of a data transmission device in an embodiment of the present invention.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
An embodiment of the present invention provides a data processing method, and fig. 2 is a schematic flow chart of an alternative embodiment of a data transmission method in the embodiment of the present invention, as shown in fig. 2, the data transmission method includes:
s201: acquiring a confirmation instruction sent by a power distribution unit PDU socket, and decoding the confirmation instruction to obtain a decoded confirmation instruction;
and the confirmation instruction is obtained by encoding the preset parameters by the PDU socket.
An execution main body of the data processing method provided by the embodiment of the invention can be a data transmission device, and in practice, the data transmission device can be a cloud computing background server.
Specifically, the PDU socket first sends a link instruction to the cloud computing backend server, the cloud computing backend server receives the link instruction to complete the link, so that data communication can be performed between the PDU socket and the cloud computing backend server, then, the PDU socket encodes a preset parameter, the encoded preset parameter is the confirmation instruction in S201, the preset parameter is a quantization parameter of the electric quantity data, and a value of the quantization parameter can be set as required.
Therefore, the cloud computing background server can obtain the confirmation instruction, decode the confirmation instruction to obtain a decoded confirmation instruction, and the decoded confirmation instruction is the preset parameter.
S202: when the decoded confirmation instruction meets the preset condition, returning a success indication to the PDU socket; wherein the success indication is used for indicating the PDU socket to transmit the encoded power data.
Here, when the decoded confirmation instruction meets the preset condition, it is indicated that the decoded confirmation instruction is consistent with the confirmation instruction before the PDU is encoded, and then, it is indicated that data transmission is correct, at this time, a success instruction needs to be returned to the PDU socket, and after the PDU receives the success instruction, it is known that data transmission is correct, and the encoded electric quantity data is sent to the cloud computing background server.
In order to determine whether the decoded confirmation instruction satisfies the predetermined condition, in an alternative embodiment, the determining that the decoded confirmation instruction satisfies the predetermined condition includes: and when the decoded confirmation instruction is consistent with the preset check parameter, confirming that the decoded confirmation instruction meets the preset condition.
The preset check parameters are the same as the preset parameters, then, when the PDU socket encodes the preset parameters and sends the encoded preset parameters to the cloud computing background server, the cloud computing background server decodes the preset parameters to obtain decoded confirmation instructions, if data transmission is correct, the decoded confirmation instructions are the preset parameters, and at the moment, if the decoded confirmation instructions are consistent with the preset check parameters, the decoded confirmation instructions meet the preset conditions.
In order to further ensure the correctness of data transmission, further, after the decoded confirmation command is consistent with the preset check parameter, the method further comprises: acquiring a label corresponding to the decoded confirmation instruction from the PDU socket; and when the label corresponding to the decoded confirmation instruction is consistent with the preset label, confirming that the decoded confirmation instruction meets the preset condition.
Here, the PDU socket is pre-assigned with a tag corresponding to the confirmation instruction, the tag is the same as a tag of the electricity database in the cloud computing background server, and the preset tag is a tag of the electricity database, so that after the decoded confirmation instruction is consistent with the preset verification parameter, it is further ensured that the tag corresponding to the decoded confirmation instruction is consistent with the preset tag, and the correctness of the confirmation instruction in the transmission process is ensured through the preset verification parameter and the preset tag;
at this point, the correct transmission of the confirmation instruction is completed.
S203: receiving coded electric quantity data sent by a PDU socket;
s204: and decoding the coded electric quantity data to obtain decoded electric quantity data.
In order to further ensure the correct transmission of the power data, in an alternative embodiment, after S204, the method may include:
when the decoded electric quantity data falls into a preset numerical value range, sending the decoded electric quantity data to a PDU socket;
and the decoded electric quantity data is used for the PDU socket to determine that the transmission of the encoded electric quantity data is successful.
In practical application, the preset value range is set according to multiple experiments, and if the decoded electric quantity data falls into the preset value range, the electric quantity data is normal, so that the decoded electric quantity data is sent to the PDU socket, and the PDU socket confirms that the transmission of the encoded electric quantity data is successful.
In another optional embodiment, after S204, the method may further include:
when the decoded electric quantity data does not fall into a preset numerical range, generating error response data;
transmitting error response data to the PDU socket;
and the error response data is used for prompting the transmission error of the electric quantity data after the PDU socket is coded.
The decoded electric quantity data do not fall into a preset numerical value range, which indicates that abnormality may occur in electric quantity data transmission, and the cloud computing background server generates error response data and sends the error response data to the PDU socket, so that the PDU socket knows the transmission error of the encoded electric quantity data.
According to the data transmission method provided by the embodiment of the invention, the data transmission device decodes the obtained confirmation instruction sent by the PDU socket to obtain the decoded confirmation instruction, and only when the decoded confirmation instruction meets the preset condition, the decoded confirmation instruction is ensured to be consistent with the PDU confirmation instruction before encoding, and at the moment, a success instruction is returned to the PDU socket, so that the PDU socket sends the encoded electric quantity data to the data transmission device, and therefore, the data transmission device is ensured to decode, the obtained decoded electric quantity data is consistent with the electric quantity data before encoding, further, the correctness of the PDU socket in the data transmission process is ensured, the safe transmission of data is realized, and the user experience degree is improved.
Based on the same inventive concept, the present invention provides a data transmission apparatus, and fig. 3 is a schematic structural diagram of an alternative embodiment of the data transmission apparatus in the embodiment of the present invention, as shown in fig. 3, the apparatus includes: an acquisition module 31, a confirmation module 32, a receiving module 33 and a decoding module 34; the acquiring module 31 is configured to acquire a confirmation instruction sent by a power distribution unit PDU socket, decode the confirmation instruction, and obtain a decoded confirmation instruction; the confirmation instruction is obtained by coding a preset parameter by the PDU socket; the confirmation module 32 is configured to return a success indication to the PDU socket when the decoded confirmation instruction meets a preset condition; the success indication is used for indicating the PDU socket to send the coded electric quantity data; a receiving module 33, configured to receive the encoded electric quantity data sent from the PDU socket; and the decoding module 34 is configured to decode the encoded electric quantity data to obtain decoded electric quantity data.
In order to determine whether the decoded confirmation instruction satisfies the preset condition, in an alternative embodiment, the confirmation module 32 is specifically configured to: and when the decoded confirmation instruction is consistent with the preset check parameter, confirming that the decoded confirmation instruction meets the preset condition.
To further ensure the correctness of data transmission, in another alternative embodiment, the confirming module 32 is further configured to: after the decoded confirmation instruction is consistent with the preset check parameter, acquiring a label corresponding to the decoded confirmation instruction from the PDU socket; and when the label corresponding to the decoded confirmation instruction is consistent with the preset label, confirming that the decoded confirmation instruction meets the preset condition.
In order to further ensure the correct transmission of the electric quantity data, in an optional embodiment, the apparatus further includes: the first sending module is used for sending the decoded electric quantity data to the PDU socket when the decoded electric quantity data falls into a preset numerical value range; and the decoded electric quantity data is used for the PDU socket to determine that the transmission of the encoded electric quantity data is successful.
In another optional embodiment, the apparatus further comprises: the second sending module is used for generating error response data when the decoded electric quantity data does not fall into a preset numerical value range; transmitting error response data to the PDU socket; and the error response data is used for prompting the transmission error of the electric quantity data after the PDU socket is coded.
In practical applications, the obtaining module 31, the determining module 32, the receiving module 33, the decoding module 34, the first sending module and the second sending module may be implemented by a Central Processing Unit (CPU), a Microprocessor Unit (MPU), an Application Specific Integrated Circuit (ASIC), a Field Programmable Gate Array (FPGA), or the like, which is located in a cloud computing background server.
This embodiment describes a computer-readable medium, which may be a ROM (e.g., read-only memory, FLASH memory, transfer device, etc.), a magnetic storage medium (e.g., magnetic tape, disk drive, etc.), an optical storage medium (e.g., CD-ROM, DVD-ROM, paper card, paper tape, etc.), and other well-known types of program memory; the computer-readable medium has stored therein computer-executable instructions that, when executed, cause at least one processor to perform operations comprising:
acquiring a confirmation instruction sent by a power distribution unit PDU socket, and decoding the confirmation instruction to obtain a decoded confirmation instruction; when the decoded confirmation instruction meets the preset condition, returning a success indication to the PDU socket; receiving coded electric quantity data sent by a PDU socket; and decoding the coded electric quantity data to obtain decoded electric quantity data.
According to the data transmission method provided by the embodiment of the invention, the data transmission device decodes the obtained confirmation instruction sent by the PDU socket to obtain the decoded confirmation instruction, and only when the decoded confirmation instruction meets the preset condition, the decoded confirmation instruction is ensured to be consistent with the PDU confirmation instruction before encoding, and at the moment, a success instruction is returned to the PDU socket, so that the PDU socket sends the encoded electric quantity data to the data transmission device, and therefore, the data transmission device is ensured to decode, the obtained decoded electric quantity data is consistent with the electric quantity data before encoding, further, the correctness of the PDU socket in the data transmission process is ensured, the safe transmission of data is realized, and the user experience degree is improved.
Here, it should be noted that: the descriptions of the embodiments of the apparatus are similar to the descriptions of the methods, and have the same advantages as the embodiments of the methods, and therefore are not repeated herein. For technical details that are not disclosed in the embodiments of the apparatus of the present invention, those skilled in the art should refer to the description of the embodiments of the method of the present invention to understand, and for brevity, will not be described again here.
Here, it should be noted that:
it should be appreciated that reference throughout this specification to "one embodiment" or "an embodiment" means that a particular feature, structure or characteristic described in connection with the embodiment is included in at least one embodiment of the present invention. Thus, the appearances of the phrases "in one embodiment" or "in an embodiment" in various places throughout this specification are not necessarily all referring to the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments. It should be understood that, in various embodiments of the present invention, the sequence numbers of the above-mentioned processes do not mean the execution sequence, and the execution sequence of each process should be determined by its function and inherent logic, and should not constitute any limitation on the implementation process of the embodiments of the present invention. The above-mentioned serial numbers of the embodiments of the present invention are merely for description and do not represent the merits of the embodiments.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
In the several embodiments provided in the present application, it should be understood that the disclosed apparatus and method may be implemented in other ways. The above-described device embodiments are merely illustrative, for example, the division of the unit is only a logical functional division, and there may be other division ways in actual implementation, such as: multiple units or components may be combined, or may be integrated into another system, or some features may be omitted, or not implemented. In addition, the coupling, direct coupling or communication connection between the components shown or discussed may be through some interfaces, and the indirect coupling or communication connection between the devices or units may be electrical, mechanical or other forms.
The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units; can be located in one place or distributed on a plurality of network units; some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.
In addition, all the functional units in the embodiments of the present invention may be integrated into one processing unit, or each unit may be separately regarded as one unit, or two or more units may be integrated into one unit; the integrated unit can be realized in a form of hardware, or in a form of hardware plus a software functional unit.
Those of ordinary skill in the art will understand that: all or part of the steps for realizing the method embodiments can be completed by hardware related to program instructions, the program can be stored in a computer readable storage medium, and the program executes the steps comprising the method embodiments when executed; and the aforementioned storage medium includes: various media that can store program codes, such as a removable Memory device, a Read Only Memory (ROM), a magnetic disk, or an optical disk.
Alternatively, the integrated unit of the present invention may be stored in a computer-readable storage medium if it is implemented in the form of a software functional module and sold or used as a separate product. Based on such understanding, the technical solutions of the embodiments of the present invention may be essentially implemented or a part contributing to the prior art may be embodied in the form of a software product, which is stored in a storage medium and includes several instructions for causing a computer device (which may be a personal computer, a server, or a network device) to execute all or part of the methods described in the embodiments of the present invention. And the aforementioned storage medium includes: a removable storage device, a ROM, a magnetic or optical disk, or other various media that can store program code.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (8)
1. A method of data transmission, comprising:
acquiring a confirmation instruction sent by a Power Distribution Unit (PDU) socket, and decoding the confirmation instruction to obtain a decoded confirmation instruction; the PDU socket is used for receiving a confirmation instruction, wherein the confirmation instruction is obtained by coding preset parameters by the PDU socket;
when the decoded confirmation instruction meets a preset condition, returning a success indication to the PDU socket; wherein the success indication is used for indicating the PDU socket to transmit the coded electric quantity data;
receiving the coded electric quantity data sent by the PDU socket;
decoding the coded electric quantity data to obtain decoded electric quantity data;
wherein, the decoded confirmation instruction satisfies a preset condition, including:
when the decoded confirmation instruction is consistent with a preset check parameter, confirming that the decoded confirmation instruction meets the preset condition; and the preset verification parameter is the same as the preset parameter.
2. The method of claim 1, wherein after the decoded confirmation instruction is consistent with a predetermined check parameter, the method further comprises:
acquiring a label corresponding to the decoded confirmation instruction from the PDU socket;
and when the label corresponding to the decoded confirmation instruction is consistent with a preset label, confirming that the decoded confirmation instruction meets the preset condition.
3. The method of claim 1, wherein after decoding the encoded power data to obtain decoded power data, the method further comprises:
when the decoded electric quantity data falls into a preset numerical value range, sending the decoded electric quantity data to the PDU socket;
and the decoded electric quantity data is used for the PDU socket to determine that the transmission of the encoded electric quantity data is successful.
4. The method of claim 3, further comprising:
when the decoded electric quantity data does not fall into the preset numerical range, generating error response data;
sending the error response data to the PDU jack;
and the error response data is used for prompting the PDU socket that the coded electric quantity data is in error transmission.
5. A data transmission apparatus, comprising:
the acquisition module is used for acquiring a confirmation instruction sent by a power distribution unit PDU socket, and decoding the confirmation instruction to obtain a decoded confirmation instruction; the PDU socket is used for receiving a confirmation instruction, wherein the confirmation instruction is obtained by coding preset parameters by the PDU socket;
the confirmation module is used for returning a success indication to the PDU socket when the decoded confirmation instruction meets a preset condition; wherein the success indication is used for indicating the PDU socket to transmit the coded electric quantity data;
the receiving module is used for receiving the coded electric quantity data sent by the PDU socket;
the decoding module is used for decoding the coded electric quantity data to obtain decoded electric quantity data;
the confirmation module is specifically configured to confirm that the decoded confirmation instruction meets the preset condition when the decoded confirmation instruction is consistent with a preset check parameter; and the preset verification parameter is the same as the preset parameter.
6. The apparatus of claim 5, wherein the confirmation module is further configured to:
after the decoded confirmation instruction is consistent with a preset check parameter, acquiring a label corresponding to the decoded confirmation instruction from the PDU socket;
and when the label corresponding to the decoded confirmation instruction is consistent with a preset label, confirming that the decoded confirmation instruction meets the preset condition.
7. The apparatus of claim 5, further comprising:
the first sending module is used for sending the decoded electric quantity data to the PDU socket when the decoded electric quantity data falls into a preset numerical value range;
and the decoded electric quantity data is used for the PDU socket to determine that the transmission of the encoded electric quantity data is successful.
8. The apparatus of claim 7, further comprising:
the second sending module is used for generating error response data when the decoded electric quantity data does not fall into the preset numerical value range; sending the error response data to the PDU jack;
and the error response data is used for prompting the PDU socket that the coded electric quantity data is in error transmission.
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| CN103347229A (en) * | 2013-05-28 | 2013-10-09 | 天地融科技股份有限公司 | Audio signal processing device |
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| CN101989963B (en) * | 2009-08-06 | 2014-07-09 | 大唐移动通信设备有限公司 | Method, system and device for detecting baseband data transmission |
| CN102035691A (en) * | 2009-09-28 | 2011-04-27 | 中国移动通信集团公司 | Method and device for detecting quality of network link |
| CN102957511B (en) * | 2012-10-26 | 2015-05-20 | 中国船舶重工集团公司第七二二研究所 | Adaptive deceleration method of data transmission |
| CN104219030B (en) * | 2013-05-31 | 2019-06-14 | 中兴通讯股份有限公司 | A kind of method and device of transmission network coded data |
| CN105450357B (en) * | 2014-09-24 | 2019-02-01 | 中兴通讯股份有限公司 | The adjustment of coding parameter, feedback information processing method and processing device |
| CN105636113B (en) * | 2014-11-04 | 2019-11-22 | 普天信息技术有限公司 | A kind of detection method of frequency point transmission quality |
| CN104967497B (en) * | 2015-06-09 | 2019-04-12 | 武汉数字派特科技有限公司 | A kind of reliable data transmission method and upgrade method based on network communication protocol |
| CN105093150A (en) * | 2015-07-29 | 2015-11-25 | 广州电力设计院 | Meter calibration system based on intelligent power consumption network, and meter calibration method thereof |
| CN105653010A (en) * | 2016-03-22 | 2016-06-08 | 浪潮集团有限公司 | Cloud computing based intelligent PDU (Power Distribution Unit) management method |
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| CN102237896A (en) * | 2011-06-15 | 2011-11-09 | 北京福星晓程电子科技股份有限公司 | Power line carrier communication method as well as sending device and media player device used thereby |
| CN103347229A (en) * | 2013-05-28 | 2013-10-09 | 天地融科技股份有限公司 | Audio signal processing device |
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