Patent application number | Description | Published |
20100153523 | SCALABLE INTERCONNECTION OF DATA CENTER SERVERS USING TWO PORTS - Large numbers of commodity servers in a data center may be inexpensively interconnected using low-cost commodity network switches, a first network port on each commodity server, a second network port on each commodity server, and a traffic-aware routing module executed on each commodity server. Connecting two or more commodity servers via the first network ports on each server to a commodity network switch forms a unit. Connecting two commodity servers in different units forms a group. Each unit has a direct connection via a second network port on a commodity server in the unit to another unit. Each group may have a direct connection via a second network port on a commodity server in the group to another group. Traffic-aware routing modules executed on each commodity server determine routing of data between servers and balance traffic across the first and second ports. | 06-17-2010 |
20100153540 | GEOLOCATION MAPPING OF NETWORK DEVICES - A geographic location of a network device is determined using response delay times from internet servers used as landmarks. A coordination server provides to a client a list of area landmark servers (ALS) with known geographic locations. The client probes ALSs, measures response delays, and provides results to the coordination server. The coordination server then provides to the client a list of additional city landmark servers (CLS) within the area. The client probes the CLSs and provides results to the coordination server which then determines the geographic location of the client. | 06-17-2010 |
20100180048 | Server-Centric High Performance Network Architecture for Modular Data Centers - Disclosed are systems and methods for network architecture that is a server-centric network architectural design. | 07-15-2010 |
20110202682 | NETWORK STRUCTURE FOR DATA CENTER UNIT INTERCONNECTION - A number of data center units in a data center system may be directly connected with each other via switch interfaces. The data center system is server-centric and scalable by storing routing logics (e.g., inter-data center unit logic and/or inner-data center unit logic) at each server to achieve routing, load balancing, and/or fault tolerance. Switch interfaces of the data center units, thus, may be dumb devices and a centralized router for routing data among data center units may be omitted. | 08-18-2011 |
20120026917 | SERVER-CENTRIC HIGH PERFORMANCE NETWORK ARCHITECTURE FOR MODULAR DATA CENTERS - Disclosed are systems and methods for network architecture that is a server-centric network architectural design. | 02-02-2012 |
20140122724 | METHOD AND SYSTEM TO ALLOCATE BANDWIDTH IN CLOUD COMPUTING NETWORKS - A method implemented by a network service provider to provide a virtual network to tenants requiring bandwidth in a cloud computing environment, wherein the virtual network includes a first set of one or more virtual switches that manage a second set of one or more physical servers that host a first plurality of available virtual machines (VMs), the method comprising receiving by at least one virtual switch a bandwidth request for a second plurality of VMs, determining whether to accept the request of the second plurality of VMs by calculating an allocation range (AR) associated to the virtual switch, wherein the AR denotes at least one discontinuous VM allocation space within the virtual switch, and allocating VMs to the tenant in response to the determination of accepting the request of the second plurality of VMs. | 05-01-2014 |
20140146346 | Method and Apparatus for Controlling Pauses in Printing - The present invention provides a method and an apparatus for controlling pauses in printing. The method includes: transmitting imaging data to an imaging unit, and transmitting one printing signal whilst transmitting the imaging data of each page which are printed when the imaging unit receives the printing signal; generating a command of pausing printing when receiving a cause of pausing; stopping transmitting the printing signal to the imaging unit according to the command of pausing printing, printing the imaging data is stopped when the imaging unit cannot receive the printing signal. | 05-29-2014 |
20140152728 | Control System and Method for Use in Digital Printing - The present invention provides a control system for use in digital printing, comprising: a host; multiple main control boards connected to the host, multiple sets of nozzle plates, wherein each set of nozzle plate respectively is connected to one main control board and to one set of nozzle. The present invention also provides a control method for use in digital printing, comprising: the host decomposing a job into multiple portions, and distributing each portion of the job to one main control board; the main control boards concurrently converting received portions of the job into pages and distributing the pages to a set of nozzle plates connected thereto; the nozzle plates converting the pages into printing data and driving the nozzle sets connected to the nozzle boards to print the printing data thereof. The present invention achieves the effect of improving processing performance of the control system. | 06-05-2014 |
20140297864 | METHOD AND SYSTEM TO ALLOCATE BANDWIDTH FOR HETEROGENEOUS BANDWIDTH REQUEST IN CLOUD COMPUTING NETWORKS - A method implemented by a network service provider to provide a virtual network to tenants requiring bandwidth in a cloud computing environment, where the virtual network includes a first set of one or more virtual switches that manage a second set of one or more physical servers that host virtual machines (VMs). The method starts with receiving by one virtual switch a request for a first plurality of VMs, where at least one VM of the first plurality of VMs contains a bandwidth different from bandwidths of the rest of one or more VMs. The it is determined whether to accept the request for the first plurality of VMs by calculating a set of allocation ranges (ARs) associated to the virtual switch, wherein each AR of the set of ARs denotes at least one discontinuous VM allocation space within a virtual switch. Then VMs are allocated for the request. | 10-02-2014 |
20150067170 | METHOD AND SYSTEM TO ALLOCATE BANDWIDTH BASED ON TASK DEADLINE IN CLOUD COMPUTING NETWORKS - A method implemented to provide a virtual network to tenants requiring bandwidth in a cloud computing environment is disclosed. The method starts with receiving a request for a task at a network device, the request including a first parameter indicating VMs required, a second parameter indicating bandwidths the required VMs need, a third parameter indicating a duration of the task, and a fourth parameter indicating a deadline of the task. The network device then selects a starting time and a bandwidth allocation of the task, where the bandwidth allocation is shrank to be smaller than the second parameter indicating, and where the selection aims at minimizing a measurement of cloud resource utilization considering consumptions of both VMs and bandwidth. Then the network device allocates VMs for the request at the starting time with the bandwidth allocated at a particular location in the cloud computing environment. | 03-05-2015 |
20150351255 | MANUFACTURING JIG AND MANUFACTURING APPARATUS FOR TEMPERATURE MEASURING SAMPLE - Embodiments of the present invention provide a manufacturing jig and a manufacturing apparatus for a temperature measuring sample. The manufacturing jig for a temperature measuring sample includes a first clamping mechanism configured to clamp the strip thermometer and adjust position of the strip thermometer, so that the best temperature measuring point at an end of the strip thermometer is at width center point of the coupling end of the printed circuit board. With the first clamping mechanism, the best temperature measuring point can be located at the width center point of the coupling end, so that alignment deviation of the best temperature measuring point in the width direction of the coupling end due to manual alignment is greatly reduced, which further ensures temperature measuring result of the temperature measuring sample are more accurate, and accurate control on actual pressing temperature of the pressing device can be achieved. | 12-03-2015 |
20150358009 | FREQUENCY MULTIPLICATON PROCESSING METHOD AND DEVICE - The present invention relates to the technical field of printing, and in particular, to a frequency multiplication processing method and device, for solving the problem of poor quality of a printed image. The frequency multiplication processing method according to an embodiment of the invention comprises: for two adjacent pulse signals output from an encoder, determining a first kind of pulse signals and a second kind of pulse signals to be inserted between the two adjacent pulse signals according to a time interval between the two adjacent pulse signals and a frequency multiplication value corresponding to a longitudinal resolution; determining a period of the first kind of pulse signals to be inserted between the two adjacent pulse signals according to a first pulse period corresponding to the two adjacent pulse signals, and determining a period of the second kind of pulse signals to be inserted between the two adjacent pulse signals according to a second pulse period corresponding to the two adjacent pulse signals; and performing frequency multiplication processing on the two adjacent pulse signals according to the determined period of the first kind of pulse signals and period of the second kind of pulse signals. The embodiments of the invention further improve the printing quality of images. | 12-10-2015 |
20160093015 | METHOD AND TERMINAL DEVICE FOR CONTROLLING DISPLAY OF VIDEO IMAGE - The present disclosure relates to a method and a terminal device for controlling a display of a video image. The method includes: obtaining the video image captured by a smart camera device; obtaining orientation variation data of a terminal device when the video image is displayed on a screen of the terminal device; and controlling the video image to slide on the screen according to the orientation variation data of the terminal device. | 03-31-2016 |
Patent application number | Description | Published |
20100097317 | METHODS AND APPARATUS TO PROVIDE A HANDHELD POINTER-BASED USER INTERFACE - Methods and apparatus to provide a handheld pointer-based user interface are described herein. An example apparatus includes a wireless pointer component and one or more base components. The wireless pointer component is configured to transmit one or more human-computer interaction (HCI) signals associated with an HCI event via a first communication link. One or more base components are operatively coupled to a screen of a display to receive the one or more HCI signals from the wireless pointer component via the first communication link. Further, the one or more base components are configured to generate at least one of operating information and position information of the wireless pointer component based on the one or more HCI signals, and to transmit the at least one of operating information and position information to a processor configured to generate screen information on the screen of the display via a second communication link. | 04-22-2010 |
20130090475 | Process for the Preparation of Ranolazine - A process for the preparation of ranolazine comprises the step of condensing N-(2,6-dimethylphenyl)-1-piperazinyl acetamide with a compound of formula (I) to obtain ranolazine, in which X is chlorine or bromine Ranolazine is prepared by condensing ring-opening halide which replaces epoxide in this process. | 04-11-2013 |
20130127530 | MULTI-LEVEL BOOSTED CLASS D AMPLIFIER - Techniques to generate boosted multi-level switched output voltages from a boosted multi-level Class D amplifier. The amplifier may include a multi-level H-bridge, which may include pairs of transistor switches coupled to a first, second, and third supply potential. The second supply potential may be a boosted representation of the first supply potential. The amplifier may receive an input signal, and from the input signal may generate pulse-modulated control signals to control the switching for the transistor switches of the multi-level H-bridge. The amplifier may generate the boosted multi-level switched output voltages from output nodes of the multi-level H-bridge. | 05-23-2013 |
20140191802 | NARROW VOLTAGE RANGE MULTI-LEVEL OUTPUT PULSE MODULATED AMPLIFIER WITH ONE-BIT HYSTERESIS QUANTIZER - An amplifier system may include a power stage having inputs for three different supply voltages and an output for coupling to a load, a controller to generate control signals to the power stage that cause the power stage to vary an output voltage applied to the load among more than three distinct voltage levels, a monitor to provide a first control signal to the controller based on an input voltage signal, and a feedback system to provide a second control signal to the controller based on comparison of the output voltage and the input signal. | 07-10-2014 |
20150028681 | MULTI-LEVEL OUTPUT CASCODE POWER STAGE - A power stage to generate an output voltage at one of a high reference voltage, an intermediate reference voltage and a low reference voltage, including a first switch stage connecting the output terminal to the high reference voltage, comprising a pair of transistors connected in series along their source-to-drain paths, a first transistor coupled to the output terminal and having its gate biased at the intermediate voltage, a second transistor having a gate that receives a first stage control signal that varies between the high reference voltage and the intermediate reference voltage, a second switch stage connecting the output terminal to the intermediate reference voltage, having a gate that receives a second stage control signal that varies among the high reference voltage, intermediate reference voltage and low reference voltage, a third switch stage connecting the output terminal to the low reference voltage, having a pair of transistors connected in series along their source-to-drain paths, a first transistor coupled to the output terminal and having its gate biased at the intermediate voltage, a second transistor having a gate that receives a third stage control signal that varies between the intermediate reference voltage and the low reference voltage. | 01-29-2015 |
20150028823 | PULSE WIDTH MODULATED POWER REGULATOR WITH LOOP STABILIZER - A circuit may include a detector, a modulator, a switch, and a stabilizer. The detector may detect current supplied to an output of the circuit to generate an overcurrent signal. The modulator may modulate a pulse signal based upon the output of the circuit. The switch may control a power stage to generate the output of the circuit based upon the overcurrent signal and the pulse signal. The stabilizer may send an offset signal to the modulator. The stabilizer may generate the offset signal with a magnitude adjusted based upon the overcurrent signal, and the modulator may adjust the pulse signal based upon the offset signal. | 01-29-2015 |
20150091644 | CLASS HD POWER AMPLIFIER - A multi-level amplifier including a converter circuit being supplied with a supply voltage and operable to generate at least two output voltages, a voltage comparator circuit adapted to compare each of the output voltages with the supply voltage to generate a driving signal, and an amplifier circuit being supplied with an analog input signal, the amplifier circuit including an analog-to-digital converter coupled to a power stage driver and power stage, wherein the power stage driver receives the driving signal from the voltage comparator. | 04-02-2015 |
20150236662 | APPARATUS AND METHODS FOR IMPROVING COMMON MODE REJECTION RATIO - In certain applications, differential amplifiers with infinite common mode rejection ratios are desirable. However, resistance mismatches due to imperfections in the manufacturing create finite common mode rejection ratio in differential amplifiers degrading their performance. Disclosed are apparatus and method for improving the common mode rejection ratio of practical differential amplifiers. | 08-20-2015 |
Patent application number | Description | Published |
20090086623 | METHOD, SYSTEM AND DEVICE FOR PROCESSING FAILURE - A method, a system, and a device for processing failure is provided; the method is applicable to a label switched path (LSP) including a first node, a second node, and at least one third node. The first node and the second node are adjacent nodes suffering communication breakdown. The first node restarts. The third node is a normal node closest to the restarted first node. When the communication between the first node and the second node is broken, the third node maintains control state information of the LSP in certain time. When the communication between the first node and the second node is recovered in the certain time, the first node, the second node, and the third node recover the control state information of the LSP. A failure processing system and a device on LSP are further provided. Therefore, when several nodes on the LSP suffer communication failures, the LSP can be reliably recovered. | 04-02-2009 |
20090087184 | Method, System And Apparatus For Distributing Node Information - A method for distributing node information, including an optical node generating an information bit stream based on its own node information and distributing the information bit stream it generates and a wavelength sequence corresponding to the node information. According to various embodiments, an information bit stream is generated based on the node information of an optical node so as to reduce the volume of data in the node information distributed by an optical node. | 04-02-2009 |
20120270584 | Method and Device for Utilizing Cell Edge Frequency Band Resource and Base Station - Embodiments of the present invention disclose a method, a device and a base station for utilizing cell edge frequency band resources, and are related to the field of mobile communications. The method includes: receiving a message transmitted from another cell, wherein the message is used for indicating information of an edge frequency band resource block used by the another cell; acquiring information of a remaining available resource block; and according to the acquired information of the remaining available resource block, utilizing the remaining available resource block according to a set probability that a current cell utilizes each remaining available resource block. | 10-25-2012 |
20150264616 | METHOD, DEVICE, AND SYSTEM FOR ESTABLISHING VIRTUAL BASE STATION AND TRANSFERRING DATA - A method for establishing a virtual base station includes: receiving a message of poor network coverage sent by an operator server, where the message includes information of a location where network coverage is poor and information of a second mode; acquiring, according to the information of the location and the information of the second mode, a multimode terminal capable of being compatible with the second mode; returning an identification of the multimode terminal to the operator server; receiving a virtual base station establishment request message sent by the operator server; forwarding, according to the identification of the multimode terminal, the virtual base station establishment request message to the multimode terminal; and forwarding a virtual base station successfully-established message to the operator server. | 09-17-2015 |
20150280547 | Induction current sampling device and method for bridgeless PFC circuit - Disclosed are an induction current sampling device and method for a bridgeless PFC circuit. The device includes a first sampling unit, a second sampling circuit and a third sampling circuit, wherein the first sampling unit, connected in serial with a first switch transistor of the bridgeless PFC circuit, is configured to sample a current flowing through the first switch transistor to acquire a first sampling signal V | 10-01-2015 |
20150312894 | METHOD FOR PREFORMING COMMUNICATIONS IN WIRELESS SOFTWARE DEFINED NETWORK AND APPARATUS THEREOF - The present invention discloses a method for performing communications in a wireless software defined network SDN and an apparatus thereof. The method includes: generating a message in a first format; and transmitting the message to a wireless network control device of a control plane, so that the wireless network control device obtains content in the message according to the first format. According to the method for performing communications in the wireless software defined network SDN and the apparatus thereof in embodiments of the present invention, the wireless network control device in the wireless SDN may perform communications with a base station and a user equipment by defining the message content and the message format for performing communications between the wireless network control device of the control plane and the base station as well as the user equipment of a data plane, thereby enhancing feasibility of a wireless SDN architecture. | 10-29-2015 |
Patent application number | Description | Published |
20130047149 | ONLINE SOFTWARE EXECUTION PLATFORM - A system and method for a new type of software repository and remote execution solution where any native application can be run from within a web page is disclosed. Users now has a much easier way to launch, run or execute any software directly from within a server or server cloud without the need of manually download and installation. The system further allows software run inside an isolated environment to protect user's local environment. | 02-21-2013 |
20140025841 | Redundancy Elimination for Web Caching - In one embodiment, redundancy elimination for web caching may be provided. Upon receiving a request for a content object, a determination of whether the content object is cached may be made. In response to determining that the content object is not cached, the requested content object may be retrieved and, if the content object is associated with an aggregate popularity exceeding a caching threshold, the content object may be cached before providing the requested content object. | 01-23-2014 |
20140044127 | Distributed Web Object Identification for Web Caching - In some embodiments, a request for a content object may be received as a data packet. Upon determining that the content object is not cached, an element of the data packet may be modified and the modified data packet may be forwarded toward a content provider of the content object. | 02-13-2014 |
Patent application number | Description | Published |
20150087165 | RECEPTACLE CONNECTOR WITH DOUBLE METALLIC SHELLS - A receptacle connector includes an insulative housing, a number of contacts fixed to the insulative housing and a shell enclosing the insulative housing. The insulative housing includes a main portion, a mating portion and a fixing portion. The shell includes a first metallic shell and a second metallic shell fastened to the first metallic shell. The first metallic shell encloses the mating portion and cooperatively defines therebetween a mating space for receiving a plug connector. The second metallic shell defines a hollow space in which the first metallic shell is at least partly received. As a result, the first metallic shell and the second metallic shell have a strong structure which is stable for mating with the plug connector. | 03-26-2015 |
20150155659 | ELECTRICAL CONNECTOR WITH REINFORCED ANTI-MISMATING MEMBER - An electrical connector includes an insulative housing, a number of contacts retained in the insulative housing, a shell enclosing the insulative housing and a reinforced anti-mismating member. The shell includes a number of peripheral walls having a top wall, a bottom wall and a pair of side walls connecting the top wall and the bottom wall. A receiving space is cooperatively formed by the top wall, the bottom wall and the pair of side walls. The reinforced anti-mismating member includes a base attached to one of the peripheral walls for strength improvement and a pair of rigid protrusions extending from the base. The pair of rigid protrusions further extend into the receiving space for preventing unmatched connectors from being inserted into the receiving space. | 06-04-2015 |
20150357775 | TWO IN ONE ELECTRICAL CONNECTOR - A two in one electrical connector is adapted for selectively mating with a first mating plug and a second mating plug with different widths. The two in one electrical connector includes an insulative housing with a tongue, a number of contacts retained in the insulative housing, an internal shell covering the insulative housing, and an external shell surrounding the inner shell. The internal shell has a receiving space to receive the tongue, an enclosed first mating end, and a first opening close to the first mating end. The opening does not penetrate the first mating end. The external shell has a first resisting arm extending into the receiving space for positioning the first mating plug. The two in one electrical connector can not only retain the first mating plug, but also effectively improve the strength of the mating port thereof. | 12-10-2015 |