Patent application number | Description | Published |
20150254466 | METHOD AND APPARATUS FOR INPUTTING DATA - Embodiments of the present invention provide a method and an apparatus for inputting data. The present invention relates to the communications field and aims to improve security of input information. The method includes: acquiring, by a virtual machine manager, input data; performing, by the virtual machine manager, encryption processing on the input data according to an encryption rule of a security connection to obtain encrypted data; and sending, by the virtual machine manager, the encrypted data to the server. The present invention is applicable to a data input scenario. | 09-10-2015 |
20150309832 | Isolation Method for Management Virtual Machine and Apparatus - An isolation method for a management virtual machine and an apparatus, which resolves problems that performance of communication between service components is deteriorated, more resources are required for running a virtual machine, and security of the service components is relatively low. The method includes: acquiring a guest identifier; searching, according to the guest identifier, the management virtual machine for a kernel virtual machine; when the kernel virtual machine is not found in the management virtual machine, creating the kernel virtual machine in the management virtual machine; dividing a service provided for a guest virtual machine by the kernel virtual machine into multiple service components; and running the multiple service components in execution environments corresponding to permission of the service components, where the kernel virtual machine includes the multiple execution environments, and the multiple execution environment have different permission. | 10-29-2015 |
Patent application number | Description | Published |
20080320188 | Method And Apparatus For Backing Up TCP Connection - A method for backing up a TCP connection includes a data transmission process and a data receiving process. The data transmission process includes obtaining, by an AMB of a transmitting end, boundary information of data; and backing up the data and the boundary information of the data to a SMB of the transmitting end. The data receiving process includes backing up, by the SMB, data received from a peer side of the TCP connection and the boundary information of the data received by the peer side to the AMB; and deleting the data received by the peer side from the data backed up by the SMB during the transmission process according to the boundary information of the data received by the peer side. The disclosure also provides an apparatus for backing up a TCP connection. | 12-25-2008 |
20090213862 | METHOD AND SYSTEM FOR MIGRATING A PEER IN A DISTRIBUTED BGP SYSTEM - A method for peer migration in a distributed Border Gateway Protocol (BGP) system includes: disconnecting a peer relationship between a source BGP process and a network device, wherein first routing information received from the network device is recorded in a forwarding instruction process; establishing a peer relationship between a target BGP process and the network device, and receiving second routing information from the network device; and updating the first routing information recorded in the forwarding instruction process according to the second routing information. | 08-27-2009 |
20090219931 | METHOD AND SYSTEM FOR SYNCHRONIZATION OF PACKET - A message synchronization demarcation method includes: a backup board receives a message of an opposite terminal from an interface board; the message is copied to a main board; the main board processes the message, copies it to the backup board through the buffer unit and transmits the data. Also a message synchronization demarcation system is provided. The data backup between the main board and the backup board is performed through the buffer area without occupying the transport layer resource, so the data flux of communication channels is reduced, the payload is lowered, and the backup steps of messages between the main board and the backup board is simplified. Using the present disclosure, the received message can be demarcated, and the accuracy of message transmission is further improved. | 09-03-2009 |
20100058315 | METHOD AND SYSTEM FOR PROCESS UPGRADE - A method and a system for process upgrade are disclosed. A source process implements data interaction, via a socket interface, with a far end entity connected with the socket interface. When the source process intends to upgrade itself, the source process copies its process data to a target process and determines if the data from the far end entity received via socket interface is complete. If it is determined that the data is complete, the source process ceases data interaction with the socket interface and copies the received data to the target process. After the data is copied, the source process sends an upgrade and switch indication to the target process and enables the target process to send an upgrade and switch request to the socket interface. The socket interface then switches a socket interface service to the target process. Accordingly, the technical solutions according to the present invention realize a reliable and smooth process upgrade without disconnecting the socket connection. | 03-04-2010 |
Patent application number | Description | Published |
20130106669 | WIRELESS TERMINAL | 05-02-2013 |
20130169063 | USB Connector, PCB Connected Thereto, and USB Device - A USB connector, a PCB connected to the USB connector, and a USB device are provided. The USB connector includes a metal surface, and on the metal surface, a solid metal part is set at a location corresponding to a spring of a socket, so that the spring contacts the solid metal part after the USB connector is inserted into the socket to reduce electromagnetic interference. The USB connector may include an in-line weld leg; a metal enclosure located at the same side as the in-line weld leg fully contacts a PCB when the USB connector is connected to the PCB; and contact surfaces on the USB connector that contact the PCB are metal surfaces. The PCB includes a suppression circuit configured to suppress harmonic waves in USB data transmission. | 07-04-2013 |
20130314296 | Wireless Terminal - Embodiments of the present invention provide a wireless terminal including a PCB, an antenna, and a data connector. The PCB has a groove, which divides the PCB into a first part and a second part. The second part is connected to the antenna, the first part is connected to the data connector through a rotating shaft, and connecting wires of the data connector are connected to the second part. The first part and the second part each have a ground. The ground of the first part is connected to a metal casing of the data connector and a ground wire of the data connector is connected to the ground of the second part and the ground wire of the data connector is electrically connected to the metal casing of the data connector. | 11-28-2013 |
20140112422 | Method and Apparatus for Improving Communication Rate - A method and an apparatus are provided for improving a communication rate, which are used in a terminal working in a multiple-input multiple-output (MIMO) state. The method includes: obtaining strength of a first signal received in a first path connected to a first antenna and strength of a second signal received in a second path connected to a second antenna; and adjusting the first path or/and the second path according to a difference between the strength of the first signal and the strength of the second signal, so as to reduce an unbalance degree between the first path and the second path, thereby improving the communication rate. By adopting the present invention, improvement of a rate of an antenna may be achieved by adjusting a balance between the first and second paths. | 04-24-2014 |
20150042520 | WIRELESS TERMINAL - A wireless terminal is disclosed. The wireless terminal includes a first antenna, a second antenna, a printed circuit board, a bracket, and a resonator, where the first antenna is located at one side of the printed circuit board, the second antenna is located at another side of the printed circuit board, the printed circuit board functions as a metal ground of the first antenna and the second antenna, the resonator is located on the bracket, a ground point of the resonator is located on the printed circuit board, and a clearance exists between the resonator and the printed circuit board. Not only does the wireless terminal improve isolation between multiple antennas, but also the resonator can better radiate energy of the antennas because a clearance exists between the resonator and the PCB. | 02-12-2015 |
20150145735 | Antenna - The present invention discloses an antenna and pertains to the field of communications technologies. The antenna includes: a printed circuit board, a first antenna feeding structure, a first antenna loading structure, and a first filter, where the first antenna feeding structure has a grounding pin and a feeding pin, the grounding pin and the feeding pin are separately connected to the printed circuit board, and the first antenna loading structure and a partial structure of the first antenna feeding structure form a coupling structure; and the first antenna loading structure is connected to the first filter, the first filter is connected to the printed circuit board, and the first filter is configured to cut off a low-frequency current. A low-frequency current is cut off by using a filter, so as to implement selective filtering for an antenna loading structure and extend operating bandwidth of the antenna. | 05-28-2015 |
Patent application number | Description | Published |
20110135017 | METHOD, SYSTEM, AND DEVICE FOR POWER OPTIMIZATION BASED ON DIGITAL SUBSCRIBER LINE - A method, system, and device for power optimization based on Digital Subscriber Line (DSL) are provided. The method includes the following steps. Service information of a subscriber is collected, and physical layer target parameters are obtained according to Quality of Experience (QoE) parameters corresponding to the service information. Line running information of the subscriber is received. The physical layer target parameters and the line running information are used as input parameters of a power optimization algorithm, and an optimized power spectrum is obtained through the power optimization algorithm. Therefore, a DSL network is optimized according to the QoE, and subscriber's experience is improved. Moreover, a least power method is adopted to optimize a transmit power spectrum, and the total power consumption and crosstalk between different DSL signals are reduced while meeting the QoE, so that the signal transmission of the system is stable, and the service transmission quality is improved. | 06-09-2011 |
20110200087 | METHOD, DEVICE AND SYSTEM FOR UPSTREAM POWER BACK-OFF IN DIGITAL SUBSCRIBER LINE - A method, a device and a system for Upstream Power Back-Off (UPBO) in a Digital Subscriber Line (DSL) are provided. The method includes: collecting subscriber line information (S | 08-18-2011 |
20130202002 | Node Level Vectoring Synchronization - An apparatus for synchronizing a plurality of digital subscriber line access multiplexers (DSLAMs) comprising a reference clock configured to generate a reference clock signal, and an interface configured to transmit the reference clock signal to the DSLAMs, wherein each of the DSLAMs is configured to align its system clock with the reference clock. | 08-08-2013 |
20140093067 | METHOD, APPARATUS, AND SYSTEM FOR REDUCING LINE-TO-LINE CROSSTALK DURING TRANSMISSION OF DIGITAL SUBSCRIBER LINE SERVICE - A method, an apparatus, and a system for reducing line-to-line crosstalk during transmission of a digital subscriber line service are disclosed, where the method includes: before a service is provisioned, obtaining, by a service provider according to a service transmission rate and a topology scenario parameter that are provided by a service receiving side device, a power spectral density of a line in a process of receiving a service by the service receiving side device; and provisioning, by the service provider, a service for the service receiving side device according to the power spectral density. | 04-03-2014 |
20140153629 | METHOD AND APPARATUS FOR ANALYZING CROSSTALK BETWEEN LINES - Embodiments of the present invention provide a method and an apparatus for analyzing crosstalk between lines, where the method includes: performing frequency spectrum notching on a specific frequency band of lines of which the number is a first number among multiple lines, collecting a first group of state performance parameters of each line of lines of which the number is a second number among the multiple lines; canceling frequency spectrum notching on the specific frequency band of the to-be-analyzed line, collecting a second group of state performance parameters of each line of the lines of which the number is the second number; and determining, according to the first and second groups of state performance parameters, crosstalk of each line of the lines of which the number is the second number into the to-be-analyzed line on the specific frequency band. | 06-05-2014 |
20140233710 | Method, Apparatus, and System for Reducing Digital Subscriber Line Interference - The present invention provides a method, an apparatus, and a system for reducing digital subscriber line interference. The method includes identifying at least one legacy digital subscriber line in a digital subscriber line DSL legacy line set, obtaining a target power spectral density mask value of the legacy digital subscriber line, and reducing power spectral density of a transmit signal on the legacy digital subscriber line according to the target power spectral density mask value. | 08-21-2014 |
20150146868 | METHOD AND APPARATUS FOR TRAINING VECTOR COEFFICIENT OF VECTORED DIGITAL SUBSCRIBER LINE - The present invention provides a method and an apparatus for training a Vector coefficient of a vectored digital subscriber line, where the method includes: after a handshake phase is executed for a joining line, calculating, by using a pilot estimation method, an initial precoding coefficient and an initial cancellation coefficient that represent interference from the joining line to a normal working line; and after a channel discovery phase is executed for the joining line, compensating the initial precoding coefficient and the initial cancellation coefficient by using a compensation factor, to obtain a precoding coefficient and a cancellation coefficient that represent the interference from the joining line to the normal working line, wherein the compensation factor is obtained according to a signal power change or a signal phase change of the joining line. The present invention improves efficiency of Vector coefficient training. | 05-28-2015 |
20150229356 | METHOD AND APPARATUS FOR SENDING SELT MEASUREMENT SIGNAL, AND CONTROL DEVICE - Embodiments of the present invention relate to a method and an apparatus for sending a single-ended loop testing SELT measurement signal, and a control device. The method for sending a SELT measurement signal includes: aligning a synchronization symbol of a digital subscriber line on which a SELT diagnosis needs to be performed with a synchronization symbol of at least one DSL line for data transmission, where the synchronization symbol of the digital subscriber line on which a SELT diagnosis needs to be performed and the synchronization symbol of the at least one digital subscriber line for data transmission are uplink or downlink synchronization symbols; and carrying a SELT measurement signal over the aligned synchronization symbol of the DSL line on which a SELT diagnosis needs to be performed, where the SELT measurement signal is used to detect transmission quality or a line fault of the DSL line. | 08-13-2015 |
20160094273 | Power Spectrum Density Optimization - A method comprising allocating one or more detection tones of a sync symbol for crosstalk-free feedback data estimation, wherein the one or more detection tones are a quiet signal; transmitting the one or more detection tones to a computing device, receiving the crosstalk-free feedback data from the computing device, wherein the crosstalk-free feedback data comprises data associated with a background noise detected during the detection tones; determining an optimized PSD based at least in part on the crosstalk-free feedback data; and adjusting a transmission PSD of a plurality of tones based at least in part on the optimized PSD. | 03-31-2016 |
Patent application number | Description | Published |
20090169352 | DYNAMIC ITEM-SPACE ALLOCATION AND RETRIEVAL - Embodiments of the present invention address deficiencies of the art in respect to staging manufactured items and provide a method, system and computer program product for staging items in a manufacturing environment. In an embodiment of the invention, a method for staging items in a manufacturing environment can be provided. The method can include defining attributes of staging locations in a distribution area of the manufacturing environment, defining a set of staging strategies for use in the distribution area of the manufacturing environment, receiving a manufactured item in the distribution area and obtaining characteristics of the manufactured item, comparing the obtained characteristics of the manufactured item to the set of staging strategies to select the staging strategy to apply to the manufactured item and applying the selected staging strategy to the manufactured item to assign the manufactured item to storage in one of the staging locations in the distribution area based on matching the obtained characteristics of the manufactured item to the defined attributes of the one of the staging locations. The method can further include the retrieval of the manufactured item from the staging location at the appropriate time to allow for subsequent processing or shipment, and may include multiple iterations of the staging-retrieval process as required by the particular implementation. | 07-02-2009 |
20120215343 | DYNAMIC ITEM-SPACE ALLOCATION AND RETRIEVAL - Embodiments of the present invention address deficiencies of the art in respect to staging manufactured items and provide a method, system and computer program product for staging items in a manufacturing environment. In an embodiment of the invention, a method for staging items in a manufacturing environment can be provided. The method can include defining attributes of staging locations in a distribution area of the manufacturing environment, defining a set of staging strategies for use in the distribution area of the manufacturing environment, receiving a manufactured item in the distribution area and obtaining characteristics of the manufactured item, and comparing the obtained characteristics of the manufactured item to the set of staging strategies to select the staging strategy to apply to the manufactured item. | 08-23-2012 |
20130231773 | DYNAMIC ITEM-SPACE ALLOCATION AND RETRIEVAL - Embodiments of the present invention address deficiencies of the art in respect to staging manufactured items and provide a method, system and computer program product for staging items in a manufacturing environment. In an embodiment of the invention, a method for staging items in a manufacturing environment can be provided. The method can include defining attributes of staging locations in a distribution area of the manufacturing environment, defining a set of staging strategies for use in the distribution area of the manufacturing environment, receiving a manufactured item in the distribution area and obtaining characteristics of the manufactured item, and comparing the obtained characteristics of the manufactured item to the set of staging strategies to select the staging strategy to apply to the manufactured item. | 09-05-2013 |
Patent application number | Description | Published |
20140175903 | DISCHARGE CIRCUIT FOR POWER SUPPLY UNIT - A discharge circuit includes a pulse width modulator (PWM) chip, a first and second electronic switch, and a resistor. The first electronic switch receives a voltage creep from the PWM chip. When the voltage creep is less than a voltage making the first electronic switch to turned on, the voltage creep is discharged through the resistor and the second electronic switch. | 06-26-2014 |
20140265630 | PHASE DETECTION CIRCUIT - A phase detection circuit includes first to third power input modules, first to third power input terminals, an alarm module, first to fifth electronic switches, and a power management module. The power input modules are used to convert pulse signals from a multi-phase power supply into direct current voltages and output the direct current voltages to the first to third electronic switches. When the multi-phase power supply operates abnormally, no direct current voltages are output to the first to third electronic switches and the alarm module alarms. | 09-18-2014 |
20140313625 | VOLTAGE PROTECTION CIRCUIT - A voltage protection circuit includes a first power source, a power circuit, a comparator, and a electronic switch. The power circuit provides an output voltage to the comparator. The comparator compares the output voltage with a reference voltage. The electronic switch controls the power circuit according to the comparison. When the output voltage is larger than the reference voltage, the electronic switch controls the power circuit to stop providing the output voltage. | 10-23-2014 |
20140365700 | EXPANSION BOARD FOR MEMORY CARDS - An expansion board that can be inserted into a first memory slot is provided. The expansion board includes a circuit board, a number of second memory slots, a frequency divider, and an edge connector. The second memory slots and the frequency divider are arranged on the circuit board. The edge connector is set on a side of the circuit board to engage in the first memory slot. The second memory slots and the frequency divider are coupled to the edge connector, to communicate with the first memory slot via the edge connector. | 12-11-2014 |
20140376167 | MANAGEMENT DEVICE FOR ELECTRONIC DEVICE - A management device includes a control module, a display module, and an input module. The control module includes a control chip and a detecting unit. The detecting unit is used to receive first signals corresponding to a working status of hard disks and a backplane. The display module is coupled to the control chip to display parameters presenting the working status of the hard disks. The input module is used to input signals to control the display module to display more detailed parameters of the hard disks. | 12-25-2014 |
20150193728 | COMPUTING DEVICE AND METHOD FOR AUTOMATICALLY PROCESSING PRODUCT CHANGE NOTICE OF ELECTRONIC PRODUCTS - In a method for automatically processing product change notice (PCN) of electronic products using a computing device, the computing device connects to a PCN database and a product design management (PDM) database through a network. PCN information of the electronic products are collected from suppliers and stored in the PCN database. A bill of materials (BOM) of each electronic product is created in the PDM database. PCN information of the electronic products is searched from the PCN database at a regular time interval. The BOM of a corresponding electronic product is searched from the PDM database according to a product ID obtained from the PCN information, and the product information of the electronic product is updated in the BOM. The PCN information of the electronic product is displayed on an electronic bulletin board to monitor the PCN information of the electronic product. | 07-09-2015 |
Patent application number | Description | Published |
20090116486 | METHOD AND APPARATUS FOR OBTAINING AN ATTENUATION FACTOR - The present invention discloses a method for obtaining an attenuation factor. The method is adapted to process the synthesized signal in packet loss concealment, and includes: obtaining a change trend of a signal; obtaining an attenuation factor, according to the change trend of the signal. The present invention also discloses an apparatus for obtaining an attenuation factor. A self-adaptive attenuation factor is adjusted dynamically by using the latest change trend of a history signal by using the present invention. The smooth transition from the history data to the data last received is realized so that the attenuation speed is kept consistent between the compensated signal and the original signal as much as possible for adapting to the characteristic of various human voices. | 05-07-2009 |
20090119098 | SIGNAL PROCESSING METHOD, PROCESSING APPARATUS AND VOICE DECODER - The present invention discloses a signal processing method adapted to process a synthesized signal in packet loss concealment. The method includes the following steps: receiving a good frame following a lost frame, obtaining an energy ratio of energy of a signal in the signal of the good frame signal to energy of a synthesized signal corresponding to the same time of the good frame, and adjusting the synthesized signal in accordance with the energy ratio. The present invention also discloses a signal processing apparatus and a voice decoder. Through using the method provided by the present invention, the synthesized signal is adjusted in accordance with the energy ratio of the energy of the first good frame following the lost frame to the energy of the synthesized signal to ensure that there be not a waveform sudden change or an energy sudden change at the place where the lost frame and the first good frame following the lost frame are jointed in the synthesized signal, to realize the waveform's smooth transition and to avoid music noises. | 05-07-2009 |
20090292542 | SIGNAL PROCESSING METHOD, PROCESSING APPARTUS AND VOICE DECODER - The present invention discloses a signal processing method adapted to process a synthesized signal in packet loss concealment. The method includes the following steps: receiving a good frame following a lost frame, obtaining an energy ratio of energy of a signal in the signal of the good frame signal to energy of a synthesized signal corresponding to the same time of the good frame; and adjusting the synthesized signal in accordance with the energy ratio. The present invention also discloses a signal processing apparatus and a voice decoder. Through using the method provided by the present invention, the synthesized signal is adjusted in accordance with the energy ratio of the energy of the first good frame following the lost frame to the energy of the synthesized signal to ensure that there be not a waveform sudden change or an energy sudden change at the place where the lost frame and the first good frame following the lost frame are jointed in the synthesized signal, to realize the waveform's smooth transition and to avoid music noises. | 11-26-2009 |
20090316598 | METHOD AND APPARATUS FOR OBTAINING AN ATTENUATION FACTOR - The present invention discloses a method for obtaining an attenuation factor. The method is adapted to process the synthesized signal in packet loss concealment, and includes: obtaining a change trend of a pitch of a signal; obtaining an attenuation factor, according to the change trend of the pitch of the signal. The present invention also discloses an apparatus for obtaining an attenuation factor. A self-adaptive attenuation factor is adjusted dynamically by using the latest change trend of a history signal by using the present invention. The smooth transition from the history data to the data last received is realized so that the attenuation speed is kept consistent between the compensated signal and the original signal as much as possible for adapting to the characteristic of various human voices. | 12-24-2009 |
20150346348 | Navigation Terminal, Navigation Method, and Remote Navigation Service System - A navigation terminal, a navigation method, and a remote navigation service system are provided. The navigation method includes receiving a navigation command input by a user; starting a satellite positioning unit to determine current position information of a vehicle; sending the navigation command and the current position information of the vehicle to a remote navigation service system through a communications interface; receiving a navigation indication sent back by the remote navigation service system through the communications interface; and presenting the navigation indication to the user for navigation. The navigation method further includes photographing a road scene in front of the vehicle, where the road scene is displayed on a display screen of a man-machine interface, and the navigation indication includes a driving direction indication, and the driving direction indication is superimposed on the road scene for navigation. | 12-03-2015 |