Guojun
Guojun Chen, Changsha CN
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20140202415 | SOLENOID SWITCH AND VEHICLE STARTER - A solenoid switch for a vehicle starter includes a housing defining an axial direction and a circumferential direction, a cap carrying a pair of contact studs, a solenoid core mounted in the housing in front of the cap, and an elastic element clamped between the front end of the cap and the solenoid core. The housing defines first retention portions at first circumferential with the first retention portions being separated from each other in the circumferential direction. The front end of the cap is fixedly clamped at the first circumferential locations between the first retention portions and a flange which is formed by radially inwardly crimping a back end of the housing. The front end of the cap is pushed against the flange by the elastic element at second circumferential locations each defined between two neighboring first circumferential locations. A vehicle starter includes the solenoid switch. | 07-24-2014 |
Guojun Chen, Taizhou City CN
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20100317604 | FORSYTHIASIDE INJECTION PREPARATION AND PREPARATIVE METHOD THEREOF - The present invention discloses a Forsythiaside injection preparation and preparative method thereof. This injection preparation is prepared by Forsythiaside and pharmaceutical adjuvant. | 12-16-2010 |
Guojun He, Chongqing CN
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20150136937 | METHOD FOR CONTROLLING STRUCTURAL ACOUSTIC TRANSMISSION ON BASIS OF COMBINED-TYPE VIBRATION ISOLATION DEVICE - A method for controlling structure-borne noise based on a combined-type vibration isolation device includes the following steps: S | 05-21-2015 |
20150180140 | COMPOSITE INTELLIGENT TERMINAL WIRING DEVICE AND PLUG DEVICE - A combined-type intelligent terminal wiring device and a plug device are provided. The wiring device includes a top wiring terminal board, a bottom wiring terminal board and a combined-type socket. An interior of each terminal of the combined-type socket has a spring-leaf structure, and each spring leaf includes an upper spring leaf and a lower spring leaf which are conductively connected via a contact surface. The top wiring terminal board has one end configured to connect the upper spring leaf, and the bottom wiring terminal board has one end configured to connect the lower spring leaf. The plug device includes a plug and a wiring terminal, the plug is located at a front end of the plug device and is a conductive metallic sheet, and the wiring terminal is located at a rear end of the plug device and has one end connected to the conductive metallic sheet. | 06-25-2015 |
20150268290 | Method for On-Line Diagnosing Gradually-Changing Fault of Electronic Current Transformers - A method for on-line diagnosing gradually-changing fault of electronic current transformers comprises the following steps collecting output signals of electronic transformers of a whole transformer substation, calculating theoretical instantaneous values of the current at the tail ends of power transmission lines and on secondary sides of transformers at every moment, comparing the theoretical instantaneous values with the corresponding collected values, calculating residual errors of the electronic current transformers at the head and tail ends of each power transmission line and the primary and the secondary sides of each transformer respectively, judging whether gradually-changing fault occurs with the electronic current transformers by comparing the residual errors with preset threshold values, and simultaneously performing Kirchhoff detection by injecting current into a busbar to position a fault transformer. | 09-24-2015 |
Guojun Li, Shenzhen CN
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20090039857 | DRIVER WITH CONTROL INTERFACE FACILITATING USE OF THE DRIVER WITH VARIED DC-TO-DC CONVERTER CIRCUITS - A driver for a DC-to-DC converter that may utilize a flyback or buck-boost converter circuit. The driver includes a driver circuit and an interface circuit. The interface circuit has a sensor sensing an input voltage from a DC supply and generating a sensor signal to a driver selector. The driver selector compares the sensor signal to a comparison voltage to determine the type of converter circuit and then transmits a selector signal to a driver circuit where it is used to control one or more of the components of the driver circuit, such as the logic circuit which is used for driving the converter to regulate the converter output. The sensor includes a sense resistor along with a current-sense amplifier, which is adapted for connection to a high side or a low side of a power supply while still producing a substantially equivalent output voltage or sensor signal. | 02-12-2009 |
Guojun Liu, Shanghai CN
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20130257635 | DIGITAL CORRECTION CIRCUIT FOR A PIPELINED ANALOG-TO-DIGITAL CONVERTER - A digital correction circuit for a pipelined analog-to-digital converter (ADC) is disclosed. Compared to the conventional digital correction circuit which uses adders to perform operations in ADC digital correction part and hence needs a rather long operation time, the digital correction circuit of this invention can reduce the time needed in operations in the finial digital correction circuits and thus can optimize operation time, by allocating the operations to a plurality of pipeline stages of second sub-circuits configured to synchronize digital codes, each of which can perform part of the operations only with NAND gates, NOR gates, phase inverters and D-type flip-flops, without needing to use adders. | 10-03-2013 |
Guojun Liu, Beijing CN
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20140146427 | DETECTION SYSTEM AND DETECTION METHOD OF DISTRBUTED GENERATION ISLANDING BASED ON POWER FREQUENCY CARRIER - This present inversion relates to a detection system and detection method of distributed generation islanding based on power frequency carrier. The system includes a power frequency carrier signal generating device near the terminal power distribution substation, a power frequency carrier signal detection device in distributed power grid; the power frequency carrier signal generating device is connected to the substation bus through a signal coupling transformer; the power frequency carrier signal generating device is connected with signal coupling transformer though phase A, B C live wires and the N middle wire, that results in the signal can be send by anyone signal phase, any two phases parallel way or three phases parallel way. The power frequency carrier signal detection device is connected with the low voltage power network though phase A, B and C live wires and the N middle wire. The system of distributed generation islanding detection based on power frequency carrier has low cost of implementation advantage and the test methods to meet the requirements of relevant standards. The present invention provides an effective method for islanding signal detection of distributed generation and micro-grid signal, anti-islanding protection. There is very high technical and economic performance applying the distribution network under high permeability condition. | 05-29-2014 |
Guojun Liu, Shenzhen CN
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20130216068 | SILICON BASED CAPACITIVE MICROPHONE - A silicon based capacitive microphone includes a printed circuit board, a shell mounted on the printed circuit board and forming a receiving space together with the printed board, a chamber support located on top of the printed circuit board and received in the receiving space, a transducer unit and a controlling chip respectively mounted on the chamber support, wherein the chamber support forms a first chamber together with the printed board, the chamber support includes an opening, the transducer unit is provided with a second chamber and covers the opening, the second chamber communicates with the first chamber via the opening. | 08-22-2013 |
Guojun Lu, Xiamen CN
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20130187125 | GALLIUM-NITRIDE-BASED LIGHT EMITTING DIODES WITH MULTIPLE POTENTIAL BARRIERS - A light emitting diode (LED) includes an active layer having one or more multilayer potential barriers and at least one well layer. Each multilayer potential barrier includes interlacing first and second InAlGaN thin layers. The first and second InAlGaN thin layers have compositions selected with respect to the well layer such that a polarization effect is substantially reduced. | 07-25-2013 |
Guojun Ma, Laoshan Qingdao CN
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20140123402 | WASHING METHOD WITH POLYMER SOLID PARTICLES - A washing method with polymer solid particles comprises: step 1: washing clothes with the polymer solid particles, the surface of said polymer solid particles is provided with absorption holes; step 2: dehydrating the polymer solid particles and the clothes together; step 3: separating the polymer solid particles from the clothes and collecting the polymer solid particles; step 4: rinsing the clothes; and step 5: dehydrating the clothes. Before separating the polymer solid particles from the clothes, there is a step of dehydrating the polymer solid particles and the clothes together, so the user can easily separate the polymer solid particles from the clothes. | 05-08-2014 |
Guojun Tang, Zhousan City CN
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20140167476 | FOLDING HEADREST - A folding headrest is disclosed, supported by a mounting rod bar beam, comprising a headrest shell connected to a housing, wherein the housing is pivotably supported on a shaft fixed to the mounting rod, wherein the housing is preloaded for rotation with respect to the shaft by a first torsion spring, an actuating button connected to in sliding communication with the headrest shell, the button in contact with a pushrod, wherein the pushrod passes within into the housing, a force direction-changing L-shaped lever pivot arm pivotably connected to pivotably disposed on the housing, wherein the longitudinal axis of the pushrod is substantially orthogonal to a plane containing the axis of rotation of the force direction-changing lever, a locking lever pivotably connected to pivotably disposed on the housing. | 06-19-2014 |
Guojun Tang, Guanghan CN
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20140262246 | Method for controlling well bore pressure based on model prediction control theory and systems theory - A method for controlling well bore pressure based on model prediction control theory and systems theory, which belongs to the field of well bore pressure control technique, includes: detecting a well bottom pressure, a stand pipe pressure, a casing pressure, an injection flow rate and an outlet flow rate during construction process, and determining the presence of overflow or leakage; if there is no overflow or leakage, then fine-adjusting the wellhead casing pressure according to the slight fluctuations of the well bottom pressure, the stand pipe pressure or the casing pressure, ensuring that the well bottom pressure, the stand pipe pressure or the casing pressure are at a set value; if there is overflow or leakage, then using a well bore multi-phase flow dynamic model to simulate and calculate the overflow or leakage position and starting time of the overflow or leakage, predicting the variation over a future time period of the well bore pressure in the well drilling process, and utilizing an optimization algorithm to calculate the control parameter under a minimum of an actual well bottom pressure difference during the future period; and repeating the optimization process for the next time period after a first control parameter is selected and set. The present method enables the well bore pressure to be controlled within the allowable fluctuation range of a project, thus achieving precise pressure control. | 09-18-2014 |
Guojun Wang, Shenzhen CN
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20110320983 | METHOD AND SYSTEM FOR CONTROLLING STEREOSCOPIC MENU DISPLAY, AND MOBILE COMMUNICATION TERMINAL - A method and system for controlling stereoscopic menu display and a mobile communication terminal are provided. Wherein, the method includes: generating and displaying a stereoscopic menu including icons; obtaining a moving track inputted by a user; determining the corresponding rotation tangent planes, rotation directions and rotation speed of the icons in the stereoscopic menu according to coordinates of various points; controlling each icons in the stereoscopic menu to rotate in rotation direction at the rotation speed on the corresponding rotation tangent planes; detecting whether a recovery signal inputted by the user is received, if yes, controlling the stereoscopic menu recovery display according to the icon recovery signal. The present invention, which is based on the moving track inputted on an interface including the stereoscopic menu displayed in an external display unit by the user, determines the rotation tangent planes and rotation direction of each icons in the stereoscopic menu, and controls each icons in the stereoscopic menu to rotate in the determined, rotation directions on the determined corresponding rotation tangent planes respectively, thus enabling a flexible, variable and fun interface display. | 12-29-2011 |
Guojun Wei, Suzhou CN
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20130040011 | APPARATUS FOR MANUFACTURING LIGHT GUIDE FILM - An apparatus for manufacturing a light guide film may comprise a feed roller, a receiving roller, a separating device, a hot press printing device and a recombining device. Firstly, the separating device may separate a protective layer from a substrate layer of the light guide film. Secondly, a surface of the substrate layer to be manufactured may be impressed with light guide dots by the hot press printing device, and the recombining device recombine the peeled protective layer to the substrate layer. And lastly, the finished light guide film is recycled by the receiving roller. The apparatus may have advantages such as high output and low cost, and it may manufacture a large dimensioned product. | 02-14-2013 |
20150198749 | COLORED, DYNAMIC, AND AMPLIFIED SAFETY FILM - A colored, dynamic, and amplified security film includes a micro lens array layer, a base material layer, and a micro graphic layer. The layers meet the condition of Moore amplified imaging; the micro graphic layer is formed by a background area and a graphic area; the graphic area is distributed in the background area; the micro graphic layer includes a semi-transparent and semi-reflective metal layer, a medium layer, and a metal film layer successively from top to bottom; the metal film layer is of a planar structure; the thickness of the medium layer in the graphic area is greater than the thickness of the medium layer in the background area; and the thicknesses of semi-transparent and semi-reflective metal layers are consistent. | 07-16-2015 |
Guojun Xie, Changzhou CN
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20150106048 | METHOD FOR DETECTING POWER INTERRUPTION DURATION OF AN ELECTRONIC DEVICE - A method is disclosed for detecting power interruption duration of an electronic device. The method can include establishing a curve model of linearly synthesized values of temperature sensor readings versus time; after power-on, acquiring each of the initial temperature values by respective temperature sensors mounted on the electronic device, and transmitting the temperature initial values to a microprocessor; calculating a linearly synthesized value of the temperature sensor readings of the electronic device according to a power-on duration for this time and a stored curve model, and storing the linearly synthesized value of the temperature sensor readings as a basis for calculating the power interruption duration thereafter. When the electronic device is powered on again after power interruption, a linearly synthesized value of the temperature sensor readings according to the power-on time for this time can be calculated, and used for calculating the power interruption duration thereafter. | 04-16-2015 |
Guojun Xu, Pudong Shanghai CN
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20130279204 | POWER SUPPLY SYSTEM, POWER CONVERTER AND VOLTAGE REGULATING METHOD - A power converter includes a power module, a feedback module, and a control module. The power module is used for converting an input voltage into an output voltage. The feedback module is electrically connected with the power module for generating a feedback voltage according to the output voltage. The control module is electrically connected with the feedback module and the power module for comparing a reference duty cycle value with a duty cycle, generating a variable reference voltage according to the comparison between the reference duty cycle value and the duty cycle, comparing the variable reference voltage with the feedback voltage, and adjusting the duty cycle according to the comparison between the variable reference voltage and the feedback voltage. | 10-24-2013 |
Guojun Xu, Ningbo CN
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20150247611 | Upright Lamp Having Length Adjustable Lamp-Post - An upright lamp having length adjustable lamp-post includes a lamp-post, a plug mounted on the lamp-post, and a fastener configured for connecting the lamp-post and the plug. The lamp-post has a jack opened therein. The plug is inserted into the jack. The plug has a uniform cross section area and cross section shape with that of the jack. A hole is opened in the plug along axial direction thereof and is configured for receiving the fastener. The hole is intersected with a side wall of the plug. When the fastener is threaded into the volume formed by the plug and the lamp-post, the interference fit joint between the fastener and the volume is realized as the volume is less than that of the fastener. And then, the mounting base module and the fastener are assembled onto the lamp-post. | 09-03-2015 |
Guojun Yu, Wuhan CN
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20140194367 | AGROCYBE AEGERITA LECTIN AAL-2, AND ENCODING GENE THEREOF, PREPARATION METHOD THEREFOR AND APPLICATION THEREOF - The isolated | 07-10-2014 |
Guojun Zhang, Shenzhen CN
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20150295607 | Intermediate-Frequency Analogue-to-Digital Conversion Device - Provided is an intermediate-frequency analogue-to-digital conversion device, including: a gain attenuation module, a gain amplification module, a filter and an analogue-to-digital conversion module. The gain attenuation module is configured to perform attenuation processing on a received intermediate-frequency signal. The gain amplification module is connected to the gain attenuation module, and configured to perform amplification processing on a signal that is output from the gain attenuation module. The filter is a variable filter, connected to the gain amplification module, and configured to perform filter processing on a signal that is amplified by a gain amplifier. The analogue-to-digital conversion module is connected to the filter, and configured to convert a signal that is filtered by the filter into a digital signal. The technical solution solves the technical problem in the related art and achieves the technical effect of improving the universality of the intermediate-frequency analogue-to-digital conversion device. | 10-15-2015 |
Guojun Zhang, Ningbo City CN
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20120324677 | Processing Line of Bast Fiber - A processing line of bast fiber is provided. The processing line is comprised of various devices for carding, cutting, degumming, high temperature washing, separating and water washing, softening, drying, batching and applying oil, permeating and reconditioning, stretching-breaking carding, and combing and sorting. The processing line of bast fiber can improve production efficiency, and improve the yield of long hemp fibers. Moreover, the produced fiber has stable quality and is convenient for post-processing. | 12-27-2012 |
Guojun Zhang, Taiyuan CN
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20130294204 | Silicon-Based Monolithic Integrated Sonar Array - The invention discloses a silicon-based monolithic integrated sonar array which includes a cantilevered sensing array structure, a sound-transparent jacket, and a support structure. The cantilevered sensing array structure is fixed on the support structure and in the sound-transparent jacket, wherein the sound-transparent jacket is filled with insulating dielectric oil, and the cantilevered sensing array structure is immersed in the insulating dielectric oil. The sound-transparent jacket is sealed and is treated with water tightness processing. The array can be applied, into devices for underwater ultrasonic imaging, ultrasonic ranging, torpedo navigating, etc. | 11-07-2013 |
Guojun Zhang, Beijing CN
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20150019177 | Method of Determining Prestressing Force of Cable Dome Based on Whole Process Analysis of Cable Dome Tensioning and Bearing - A method of determining a prestressing force of a cable dome structure based on a cable dome tensioning and bearing whole process analysis, comprising: determining an initial geometry of a cable dome structure according to a construction geometry requirement and a construction function requirement; gradually increasing the prestressing force based on the initial prestressing force until a part of the cables of the cable dome structure exit the task, a ring cable reaches material yield, and the cable dome structure does not carry any load, and conducting a simulation analysis on elastoplasticity and geometrical non-linearity in a whole process of loading the structure by use of a load increment method; drawing a graph of structure displacement-whole bearing process and a graph of stress -whole bearing process; and determining the final design prestressing force of the cable dome structure according to a stable bearing capacity and a structural deformation capacity of the cable dome structure under the action of different times of initial prestressing force obtained based on the graph of structure displacement-whole bearing process and the graph of stress -whole bearing process. | 01-15-2015 |
20150081256 | Method of Designing Cable Dome Structure Based on Bearing Whole Process Analysis - A method of designing a cable dome structure based on a cable dome bearing whole process analysis. The cable dome bearing whole process has three stages comprising a ridge cable relaxation, a ring cable yield and a structure failure. | 03-19-2015 |
20150178411 | ASYMMETRIC CABLE-MEMBRANE TENSEGRITY STRUCTURE OF OPENING TYPE, METHOD OF CONSTRUCTING THE SAME AND METHOD OF DESIGNING THE SAME - A cable-membrane tensegrity structure which is asymmetric, and construction method and design method thereof are provided. The cable-membrane tensegrity structure comprises a central opening and is formed by a ring cable ( | 06-25-2015 |
Guojun Zhang US
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20110104817 | INTEGRATED MICRO DEVICE, A METHOD FOR DETECTING BIOMARKERS USING THE INTEGRATED MICRO DEVICE, A METHOD FOR MANUFACTURING AN INTEGRATED MICRO DEVICE, AND AN INTEGRATED MICRO DEVICE ARRANGEMENT - Embodiments provide an integrated micro device. The integrated micro device comprises a substrate, a first microfluidic device disposed over a first surface of the substrate, a second microfluidic device disposed over a second surface of the substrate, and at least one via hole through the substrate connecting the first microfluidic device and the second microfluidic device. The second surface of the substrate is opposite to the first surface of the substrate. The first microfluidic device is monolithically integrated with the substrate, and the second microfluidic device is monolithically integrated with the substrate. | 05-05-2011 |
Guojun Zheng, Beijing CN
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20130158174 | ADDITIVES AND METHODS FOR TERMINATING POLYMERIZATION AND/OR REDUCING VISCOSITY OF POLYMER SOLUTION - The present disclosure provides an additive and a method for terminating polymerization and/or reducing viscosity of polymer solution. The additive comprises a carboxylic acid, an alcohol, a salt chosen from alkali metal salts, alkaline earth metal salts, ammonium salts, and any combination thereof, and optionally, water. The method of the present disclosure comprises adding the additive according to present disclosure into a polymer solution and mixing the resulting mixture. The additive of the present disclosure can terminate living polymer chain ends efficiently and can destroy catalytic active centers and can substantially reduce the viscosity of a polymer solution. | 06-20-2013 |
Guojun Zhou, Beijing CN
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20110085584 | LONG-REACH ETHERNET SYSTEM AND RELAY - The present invention discloses a long-reach Ethernet system. The system includes a first Ethernet device and a second Ethernet device which communicate with each other, and a relay; wherein one of the first Ethernet device and the second Ethernet device is a conventional Ethernet device, and the other one of the first Ethernet device and the second Ethernet device is a conventional Ethernet device or a long-reach Ethernet device; the first Ethernet device and the second Ethernet device communicate with each other via the relay; and the relay is adapted to transform conventional Ethernet data into long-reach Ethernet data and transform long-reach Ethernet data into Ethernet data. The present invention can realize the communication of two Ethernet devices when at least one of the two Ethernet devices is a conventional Ethernet device and a working distance between them is longer than 100 meters. | 04-14-2011 |
Guojun Zhu, Chengdu CN
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20100104028 | Current segmentation circuit for optimizing output waveform for high speed data transmission interface - The present invention provides a current segmentation circuit for optimizing output waveform from high speed data transmission interface, which comprises a four current sources controlled by four switches to segment current so as to control the rising and falling time of the high speed transmission data, and to match the delay of the current control signal and the delay of the data, wherein the four current sources are I1, I2, I3 and I4, and the current control switches are K1, K2, K3 and K4, wherein I1+I2=I3+I4, wherein the switches K1 and K3 control the current I1/I3 to flow into DP/DM line, and the switches K2 and K4 control the current I2/I4 to flow into DP/DM line. The present invention can depress overshoot and eliminate turning point in the waveform. | 04-29-2010 |
20110043184 | CMOS Bandgap Reference Source Circuit with Low Flicker Noises - The present abstract discloses a CMOS bandgap reference source circuit, comprising a startup circuit, a power-off control circuit, a reference voltage generating circuit and an operational amplifier. The positive and a negative input terminal of the operational amplifier both consist of two same field effect transistors and both are provided with an input controlled switch; by doing so, two field effect transistors in the positive terminal and two field effect transistors in the negative terminal work alternately between their strong inversion and cut-off region so as to drastically reduce the noises of the reference circuit, which results originally from the flicker noises of two input transistors of the operational amplifier. | 02-24-2011 |
20110121802 | Low dropout regulator circuit without external capacitors rapidly responding to load change - A low dropout regulator (LDO) circuit without external capacitors rapidly responding to load change includes a slow pathway and a fast pathway for controlling voltage, wherein the slow pathway for providing precise output voltage includes an operational amplifier I | 05-26-2011 |
20110260897 | Circuit and method for generating the stochastic signal - A stochastic signal generation circuit includes a signal output circuit and a signal processing circuit connected with the signal output circuit. The signal output circuit includes two matching semiconductor components, wherein the signal output circuit detects a slight mismatch between the two matching semiconductor components, converts the detected slight mismatch into a corresponding electric signal, amplifies the electric signal, and outputs an analog voltage signal. The signal processing circuit converts the analog voltage signal into a stochastic digital signal. Also, a method for generating a stochastic signal is provided. The present invention decreases the cost of the integrated circuit, and better ensures the information security of the electronic products. | 10-27-2011 |
20120280733 | Adjusting circuit of duty cycle and its method - An adjusting circuit of duty cycle includes an edge detecting circuit, a flip-flop connected to the edge detecting circuit, a feedback control circuit connected to the flip-flop and a charge pump circuit connected to the feedback control circuit. The edge detecting circuit detects an edge of an inputted clock signal. The flip-flop sets an outputting terminal thereof at a first level according to a clock signal outputted by the edge detecting circuit. The charge pump circuit controls a duration of the first level outputted the outputting terminal of the flip-flop by charging and discharging a capacitor. The flip-flop sets the outputting terminal thereof at a second level contrary to the first level according to a clock signal outputted by the feedback control circuit. An adjusting method of duty cycle is also disclosed. The adjusting circuit of duty cycle has a simple structure, a stable performance and a fast speed. | 11-08-2012 |
20130106392 | Reference current source circuit and system | 05-02-2013 |
20130106506 | Adjustable gain audio power amplifying circuit | 05-02-2013 |
Guojun Zhu, Shenzhen CN
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20130044754 | METHOD, APPARATUS AND SYSTEM FOR ACQUIRING MEDIA ACCESS CONTROL ADDRESS - In an Ethernet network, in order to reduce network resource occupancy in obtaining Medium/Media Access Control (MAC) address of a second terminal for a first terminal to enable the first terminal to send data to the second terminal, an embodiment of the present invention provide a method for acquiring a MAC address comprises the following steps: receiving a first address resolution protocol (ARP) broadcast packet from a first terminal; acquiring a MAC address of an ARP server; replacing the destination MAC address of the first ARP broadcast packet with the MAC address of the ARP server; and thereafter sending the first ARP broadcast packet to the ARP server to enable the ARP server to acquire the MAC address of the second terminal according to the first ARP broadcast packet and send an ARP reply packet including the MAC address of the second terminal to the first terminal. | 02-21-2013 |
20140074997 | METHOD, DEVICE, AND SYSTEM FOR IMPLEMENTING COMMUNICATION AFTER VIRTUAL MACHINE MIGRATION - The present disclosure provides a method, a device, and a system for implementing communication after virtual machine migration. The method includes: constructing, after migration of a virtual machine, a dynamic host configuration protocol request message carrying address information of the virtual machine after the migration; and sending the dynamic host configuration protocol request message to a switch, so that the switch establishes a binding relationship between the address information of the virtual machine after the migration and a port accessed by the virtual machine. | 03-13-2014 |