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86results about How to "Troubleshoot conversion issues" patented technology

OLT (Optical Line Terminal) agent subsystem of GPON (Gigabit-Capable Passive Optical Network) management system

The invention relates to an OLT (Optical Line Terminal) agent subsystem of a GPON (Gigabit-Capable Passive Optical Network) management system, which comprises an SNMP (Simple Network Management Protocol) agent module, an SNMP MIB (Simple Network Management Protocol Management Information Base) module, an OMCI (ONT Management and Control Interface) slave agent module and a protocol conversion module, wherein the SNMP agent module is used for realizing communication between a network management end and OLT (Optical Line Terminal) equipment and exchanges information with an SNMP management end through an SNMP protocol; the SNMP MIB module comprises a standard SNMP MIBII and a user-defined GPON MIB and is used for describing and setting the information of the OLT equipment and the information of managed equipment; the OMCI slave agent module is used for realizing communication with ONU (Optical Network Unit) equipment and exchanges information with ONU through an OMCI frame; and the protocol conversion module is used for realizing conversion of an SNMP frame based on the SNMP protocol and the OMCI frame based on an OMCI protocol. The invention provides an OLT agent subsystem of a GPON network management system, which can lower cost and increase efficiency.
Owner:ZHEJIANG UNIV OF TECH

Media format conversion method and system based on cloud computing architecture

The embodiment of the invention provides a media format conversion method and a media format conversion system based on cloud computing architecture. The method mainly comprises the following steps that a transcoding platform based on the cloud computing architecture is constructed on the network side, and the transcoding platform is used for receiving a media file which is submitted by a browser of a client and needs format conversion and dividing the media file into a plurality of sub-media files; according to a set mission control strategy, a plurality of transcoding servers are selected from a transcoding server cluster in the transcoding platform, and each transcoding server is used for performing format conversion on one sub-media file, so as to obtain one transcoding sub-media file; and all of the transcoding sub-media files are combined to obtain a transcoding media file of the media file, and the transcoding media file is returned to the browser of the client. By using the method and the system provided by the embodiment of the invention, the conversion problem of various video formats is effectively solved, the transcoding time is reduced, and the problem that much time is consumed in format conversion of a large video file and multiple video files is solved.
Owner:HUADI COMP GROUP +1

Method for measuring and positioning inclined structure of high-rise building

The invention discloses a method for measuring and positioning the inclined structure of a high-rise building, comprising the following steps of: firstly, selecting and lofting points to be measured; secondly, arranging the measuring angle conversion device comprising two rectangular straight plates on the outer-side inclined surface of the inclined structure of the high-rise building; thirdly, horizontally pasting a light-reflecting slice on the lower side surface of the measuring angle conversion device; fourthly, calculating the three-dimensional space coordinate of the center of a circle of the light-reflecting slice and an inclined angle between the light-reflecting slice and a horizontal plane; and fifthly, measurement and positioning: carrying out measurement, positioning and control by using a total station and the measuring angle conversion device in the process of hoisting the inclined structure of the high-rise building. The method has the advantages of reasonable design, low investment cost, high measuring and positioning precision and high construction speed and effectively solves the actual problems of construction progress interference caused by the reflection action of the sunlight, lower measuring and positioning precision, poorer construction quality and the like existing in the construction process of the inclined structure of the traditional high-rise building.
Owner:SCEGC MECHANIZED CONSTR GRP COMPANY

Method and system for communication of user state and inner core

The invention provides a method and system for communication of a user state and an inner core. The method for the communication of the user state and the inner core comprises the steps that a network data structure of a registered interface of a physical network card is obtained in the user state, the name of the registered interface of the physical network card is used for registering a virtual network card interface in the inner core according to the obtained network data structure of the registered interface of the physical network card, the physical network card in the user state is used for receiving mainframe receiving messages needing to be processed by the inner core, the mainframe receiving messages are transmitted to the inner core through a corresponding virtual network interface card, and the mainframe receiving messages processed by the inner core are transmitted to the user state through corresponding virtual network cards, and are sent to the physical network card through the user state. The method and system for the communication of the user state and the inner core can meet sensing requests of the physical network interface states by the user state and the inner core, and meanwhile the switchover problem of message formats of the user state and message formats of the inner core is solved. The system performance loss of information transmission between the user state and the inner core is reduced, the time of information transmission is saved, and efficiency of message transmission and processing is improved.
Owner:天津汉柏汉安信息技术有限公司

Method for encoding embedded human-machine interface configuration information

The invention belongs to the technical field of industrial automatic control, relating to a method for encoding embedded human-machine interface configuration information. Generally, the embedded human-machine interface configuration software comprises a configuration development environment part and an operating environment part; the configuration information mainly includes system parameter information, menu information, correspondence address list information, character information and image lattice information; and the above information is encoded in the data areas of a configuration information profile. The configuration information encoding is of multi-layer nested indexing structure. The outer-layer index is the positioning data of all the data areas and is encoded at the start position of the configuration information profile. After that, the data of all the data areas is encoded sequentially. Inner-layer indexes are arranged in the data areas according to needs to position the internal data information in the data areas. The positioning of the data areas and the skip among the data areas can be realized according to the outer-layer index information. The invention has the beneficial effect that a method for encoding the configuration information is provided. With the method, the information is convenient to read and resolve, the storage room can be saved, the problems in storage and conversion of the embedded human-machine interface configuration information can be solved, and the interaction of the development environment and the operating environment can be realized.
Owner:DALIAN UNIV OF TECH

Deep hole drilling machine tool with convenient drilling and milling conversion functions

A deep hole drilling machine tool with convenient drilling and milling conversion functions comprises a machine tool body, a working table installed on the machine tool body through a working table guide rail, a sliding platform lifting mechanism, a sliding platform driven by the sliding platform lifting mechanism to achieve Y-axis motion, a sliding plate fixed on the sliding platform and a drilling and milling exchange mechanism. The sliding plate is provided with a sliding plate guide rail, wherein a front guide box, a supporting frame and a main shaft box are sequentially arranged on the sliding plate guide rail from left to right in a sliding mode. The drilling and milling exchange mechanism comprises a drilling and milling exchange support, wherein the drilling and milling exchange support is provided with an arranging guide rail, the cross section of the arranging guide rail is the same as that of the sliding plate guide rail in shape and in size, and the arranging guide rail and the sliding plate guide rail can be in butt joint. Due to arrangement of the drilling and milling exchange mechanism, a Z-axis structural mode of an existing drilling and milling machine tool is broken through, free transfer of the front guide box and a supporting frame is achieved, the front guide box and the supporting frame do not need to be detached, influences on precision are avoided, and service life of the deep hole drilling machine tool is prolonged.
Owner:太仓吉井机械有限公司

Rapid forming method capable of compositing fiber and resin-based material

The invention discloses a rapid forming method capable of compositing fiber and a resin-based material. The rapid forming method comprises the following steps: a required finished product model is designed with 3DMAX software, then the designed finished product model is copied into a 3D printer in the form of STL, and by using Cura software, the finished product model is subjected to layering treatment with the purpose of solving the conversion problem of a three-dimensional entity part in a computer coordinate system and a printing equipment coordinate system. The three-dimensional finished product model is guided into the Cura software, and by using a slicing layering function in the Cura software, after an entity model is subjected to surface model treatment, the surface of the entity model is approximate to a collection of finite spatial triangle surface pieces. According to the rapid forming method, the rapid forming characteristic of the 3D printer is used fully, a composite material printed by the 3D printer has the advantages of variety, low production cost and short production cycle, excellent properties of the composite material are kept, and the composite material has good development prospects in the machining field.
Owner:ZHEJIANG SCI-TECH UNIV

Method and system for converting encoding character set

The present invention provides a computer-implementable character set conversion method and system. The computer-implementable character set conversion method is used to convert character codes from a source character set to a target character set, and the target character set is not the source character set. The complete parent set of . First, characters to be converted are provided, and each character can be encoded into a first character code according to the source character set. Next, select an intermediary character set. The intermediary character set can make the character code of each character the same as the first character code encoded by the source character set, and the target character set is a complete parent set of the intermediary character set. Then, a first conversion is performed to convert the encoding of the characters from the source character set to the intermediate character set. Finally, a second conversion is performed to convert the encoding of the characters from the intermediate character set to the target character set, and each character can be encoded into a second character code according to the target character set. The invention can be applied to databases encoded with different character sets to solve the problem of character conversion.
Owner:TAIWAN SEMICON MFG CO LTD

Pipe detecting system

ActiveCN103675093AAccurate axial position detection resultsReliable axial position detection resultsMaterial magnetic variablesEngineeringRotary transformer
The invention provides a pipe detecting system which comprises a signal acquisition device and a signal processing device, wherein the signal acquisition device comprises a transmission structure and an acquisition structure which are fixedly connected with each other through a fixing bracket; the acquisition structure comprises a sealed cabin and a rotary transformer fixedly mounted in the sealed cabin; the rotor shaft of the rotary transformer penetrates out of the side wall of the sealed cabin; the transmission structure comprises a transmission main shaft and a transmission auxiliary shaft which are mounted on one support frame in parallel; the distance between the transmission main shaft and the transmission auxiliary shaft can be adjusted through a fine adjustment component arranged on the support frame; one end of the transmission main shaft is connected with the rotor shaft of the rotary transformer through a flexible coupler; the output end of the rotary transformer is connected with the signal processing device; one end of the fixing bracket is fixedly connected with the sealed cabin; the other end of the fixing bracket is fixedly connected with the support frame. The pipe detecting system can be used in harsh environments, and can obtain accurate and reliable pipe axial position information.
Owner:贵州西能电力建设有限公司 +1
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