Yifeng
Yifeng Chen, Beijing CN
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20140351525 | Efficient method for memory accesses in a multi-core processor - A method of providing memory accesses for a multi-core processor includes reserving a group of pins of a multi-core processor to transmit either data or address information in communication with one or more memory chips, receiving memory access requests from the plurality of processor cores, determining granularity of the memory access requests by a memory controller, and dynamically adjusting the number of pins in the group of pins to be used to transmit address information based with the granularity of the memory access requests. | 11-27-2014 |
Yifeng Chen, Philadelphia, PA US
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20160123990 | AAV VECTOR AND ASSAY FOR ANTI-AAV (ADENO-ASSOCIATED VIRUS) NEUTRALIZING ANTIBODIES - Virus vectors, virus particles, and methods and uses of screening for, detecting, analyzing and determining amounts of virus antibody, or neutralizing antibody activity of samples are provided. Such virus vectors, virus particles, and methods and uses are applicable to a broad range of virus types, such as lentiviruses, adenovirus, and adeno-associated virus (AAV) serotypes. Methods and uses include virus antibody screening, such as anti-virus immunoglobulins screened for, detected, analyzed and amounts determined | 05-05-2016 |
Yifeng Deng, Jiangsu CN
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20140376305 | CIRCUIT FOR ENHANCING ROBUSTNESS OF SUB-THRESHOLD SRAM MEMORY CELL - The present invention discloses a circuit for improving process robustness of sub-threshold SRAM memory cells, which serves as an auxiliary circuit for a sub-threshold SRAM memory cell. The output of the circuit is connected to the PMOS tube of the sub-threshold SRAM memory cell and the substrate of a PMOS tube in the circuit. The circuit comprises a detection circuit for threshold voltage of PMOS tube and a differential input and single-ended output amplifier. The circuit changes the substrate voltage of the PMOS tubes in the sub-threshold SRAM memory cell and the substrate voltage of the PMOS tube in the circuit in a self-adapting manner by detecting threshold voltage fluctuations of PMOS tubes and NMOS tubes resulted from process fluctuations and thereby regulate the threshold voltages of the PMOS tubes, so that the threshold voltage of PMOS tubes matches the threshold voltage of NMOS tubes. The circuit improves the noise margin of sub-threshold SRAM memory cells and effectively improves the process robustness of sub-threshold SRAM memory cells. | 12-25-2014 |
Yifeng Gu, Shanghai CN
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20140291597 | High-speed, High-density, and Low-power consumption Phase-change Memory Unit, and Preparation Method Thereof - The present invention provides a high-speed, high-density, and low-power consumption phase-change memory unit, and a preparation method thereof In the preparation method of the present invention, a transition material layer with an accommodation space is first prepared on a surface of a structure of a formed first electrode, where the accommodation space corresponds to the first electrode; a phase-change material layer is then prepared on a structure of the formed transition material layer, and the phase-change material layer is enabled to be in the accommodation space; and afterwards, a second electrode material layer is prepared on a surface of a structure of the prepared phase-change material layer, so as to prepare a phase-change memory unit; where phase-change material layer and the first electrode are isolated from each other by the transition material layer, and the second electrode material layer is in electrical communication with the phase-change material layer. | 10-02-2014 |
Yifeng Hu, Yantai CN
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20140350198 | POLYCARBONATE PREPARATION METHOD - Provided is a polycarbonate preparation method, comprising the following steps: a) mixing a phenoxide water aqueous solution of a bisphenol and/or a polyphenol with a phosgene and an inert organic solvent, reacting, and generating a polycarbonate oligomer; b) highly emulsifying the oligomer by reinforced micromixing to form a stable emulsion; and c) introducing the emulsion into a polycondensation reactor for a chain extending reaction, separating and finally obtaining the polycarbonate. Through the reinforced micromixing, the present method can prepare the high-molecular-weight polycarbonate without any catalysts, thus simplifying the post-treatment process of the product and improving product quality. | 11-27-2014 |
Yifeng Liu, Shenzhen CN
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20150116196 | LED DISPLAY MODULE, AN LED TV AND AN LED TV SYSTEM - The present invention discloses an LED display module, an LED TV and an LED TV system, wherein a camera component is embedded on the LED display module; in this way, the LED TV is capable of taking pictures from middle of the display screen; because the participants are looking at the display screen, as a result, the local participants at local and the other end can look in the eyes, which improves sensory feeling of video interaction and realizes getting more information from the eye expression; because the camera component can take pictures from the front side, accuracy of taken feature information is improved; and the accurate feature information can facilitate accurate subsequent action analysis; as a result, the present invention realizes wider application of LED TV. | 04-30-2015 |
Yifeng Lu, Bejing CN
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20110264739 | METHOD BASED ON THE COMBINATION OF THE UPnP AND STUN FOR NAT TRAVERSAL - The present invention relates to a method based on the combination of UPnP and STUN for NAT traversal. The method of the present invention effectively takes the advantages of UPnP and STUN. In particularly, when UpnP fails to traverse NAT, STUN is applied to perform the NAT traversal for the second time, so that the efficiency of the successful traversal is effectively improved. For the symmetric NAT traversal, a Port-Adding Sample Estimation method based on NAT adding port mapping is provided for port estimation, to avoid the defects resulted from the third-party agent and the blindness of the speculation approach. And, where both of the communication peers in the P2P streaming media system are behind NAT, the method that the part of the ordinary outer peers with the sufficient bandwidth acts as the Auxiliary-Relay peers is provided to release the pressure of the relay server so that the bottle-neck of the communication is broken through. | 10-27-2011 |
Yifeng Tan, Espoo FI
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20120039169 | Active Queue Management for Wireless Communication Network Uplink - According to the teachings presented herein, a base station implements active queue management (AQM) for uplink transmissions from user equipment (UE), such as a mobile terminal. The base station, e.g., an eNodeB in a Long Term Evolution (LTE) network, uses buffer status reports, for example, to estimate packet delays for packets in the UE's uplink transmit buffer. In one embodiment, a (base station) method of AQM for the uplink includes estimating at least one of a transmit buffer size and a transmit buffer queuing delay for a UE, and selectively dropping or congestion-marking packets received at the base station from the UE. The selective dropping or marking is based on the estimated transmit buffer size and/or the estimated transmit buffer queuing delay. | 02-16-2012 |
Yifeng Tsai, Fongshan City TW
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20100129220 | BLADE PITCH CONTROLLING APPARATUS AND APPLICATION THEREOF - A blade pitch controlling apparatus and an application thereof are described. The blade pitch controlling apparatus includes a centrifugal device and a blade pitch variable device, and the blade pitch variable device is arranged under the centrifugal device. The blade pitch variable device has a downward stroke that is variable by the centrifugal device according to a centrifugal force induced thereon so as to drive the blade pitch variable device to change the setting angle of the blades of the wind power generator. | 05-27-2010 |
Yifeng Wang, Dongying CN
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20140251592 | ROTATING MAGNETIC FIELD DOWNHOLE POWER GENERATION DEVICE - The present disclosure relates to a downhole rotating magnetic field generator, wherein a stator assembly is formed by fixedly connecting a guiding stator, windings, and a body together, and a rotor assembly is formed by mounting a turbine rotor and a permanent magnet together. Between the stator assembly and the rotor assembly, sliding bearings are arranged and small mud passages are formed. There is no metal isolation between the rotor and the stator for cutting through the magnetic lines of force, so that the eddy current loss is relatively small. Meanwhile, with mud flowing through the passages as lubricant, overheating of the generator can be prevented and high power output can be ensured. | 09-11-2014 |
Yifeng Yang, Huizhou City CN
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20150079305 | MANUFACTURING METHOD AND MANUFACTURING APPARATUS FOR PRINTING MAGNETIC ORIENTATION MASTER AND MAGNETIC PIGMENT PRESSWORK - A manufacturing method and a manufacturing apparatus for a printing magnetic orientation master and a magnetic pigment presswork are provided. The manufacturing method for a printing magnetic orientation master comprises: providing a magnet; using a heat radiation beam to heat a partial area of the magnet so that a new magnetic domain structure is formed in the partial area through self-magnetization of the magnet to change a magnetic-field distribution in the partial area; and removing the heat radiation beam to keep the new magnetic domain structure after it is decreased to a normal temperature so that the changed magnetic-field distribution is kept in the partial area, thus forming the printing magnetic orientation master having a predetermined magnetic orientation pattern. This can simplify the manufacturing process of the printing magnetic orientation master and allow the printing magnetic orientation master to carry abundant pattern information. | 03-19-2015 |
20150202653 | MAGNETIC PRINTING APPARATUS AND MAGNETIC PRINTING METHOD - A magnetic printing apparatus and a magnetic printing method are disclosed. The magnetic printing apparatus comprises a printing device, a magnetically orientating device and a curing device. The printing device is adapted to form a magnetic-ink layer, wherein the magnetic-ink layer comprises a plurality of magnetic pigment flakes therein. The magnetically orientating device is adapted to magnetically orientate the magnetic pigment flakes. The curing device is adapted to cure the magnetic-ink layer. The magnetically orientating device comprises at least one cylindrical magnet that has an S-pole side surface, an N-pole side surface and an end surface for connecting the aforesaid two side surfaces. When being observed from the end surface, at least one of the aforesaid two side surfaces is a curved surface, and the printing substrate is disposed above or beneath the end surface to form an arc-shaped magnetically orientated pattern in the magnetic-ink layer. | 07-23-2015 |
Yifeng Yuan, Shenzhen City, Guangdong Province CN
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20160007223 | Multi-Stream Service Concurrent Transmission Method, SubSystem, System And Multi-Interface Terminal - A multi-stream service concurrent transmission method includes: a multi-interface terminal initiating a service transmission request to a network side; the multi-interface terminal receiving information of database servers capable of providing the requested service resources and service information of the requested service; the multi-interface terminal establishing a plurality of concurrent links with the database servers, dividing service data packets of the requested service, and notifying the network side of the division result; the multi-interface terminal receiving the service data packets of the requested service via the plurality of established concurrent links. The embodiment of the present document further correspondingly discloses a multi-stream service concurrent transmission subsystem, system and a multi-interface terminal. | 01-07-2016 |
Yifeng Yun, Stockholm SE
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20150238945 | MOLECULAR SIEVE MATERIAL, ITS SYNTHESIS AND USE - A molecular sieve material, EMM-25, having in its calcined form an X-ray diffraction pattern including the following peaks: | 08-27-2015 |
Yifeng Zhang, Xinxiang City CN
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20160135607 | SYSTEMS AND METHODS FOR AIR MATTRESS TEMPERATURE CONTROL - An air temperature control system controls the air temperature inside of an air mattress. The air temperature control system includes an air intake component having inner and outer seals to inhibit or facilitate the flow of air into and out of the air mattress. The air temperature control system also includes a temperature control element in fluid communication with the air intake component. The temperature control element is positioned within the air mattress inside of the outer seal. The air temperature control system further includes a controller configured to direct the air intake component to open and close the inner and outer seals and operation of the temperature control element. | 05-19-2016 |
Yifeng Zheng, Gilbert, AZ US
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20160103806 | HIERARCHICAL MODELING FOR NETWORK SITES - Disclosed are various embodiments for hierarchical modeling of network sites. A page model from a hierarchy of page models is provided in at least one computing device. The page model includes a plurality of features. Each one of the features is assigned to a respective network page region. The features include at least one original feature and at least one inheritable feature from a parent page model. A network page is generated in the at least one computing device corresponding to the page model. Each one of the features of the page model is encoded for rendering within the respective network page region. | 04-14-2016 |
Yifeng Zhu, Orono, ME US
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20150340091 | EXPLOITING PCM WRITE ASYMMETRIES TO ACCELERATE WRITE - To improve the write performance of PCM, the disclosed technology, in certain embodiments, provides a new write scheme, referred to herein as two-stage-write, which leverages the speed and power asymmetries of writing a zero bit and a one bit. Writing a data block to PCM is divided into two separated stages, i.e., write-0 stage and write-1 stage. Without violating power constraints, during the write-0 stage, all zero bits in this data block are written to PCM at an accelerated speed; during the write-1 stage, all one bits are written to PCM, with more bits being written concurrently. In certain embodiments, the disclosed technology provides a new coding scheme to improve the speed of the write-1 stage by further increasing the number of bits that can be written to PCM in parallel. | 11-26-2015 |