Guan, Beijing
Baoshan Guan, Beijing CN
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20150322334 | VISCOELASTIC SURFACTANT HAVING MULTIPLE HYDROPHOBIC AND HYDROPHILIC GROUPS AS FRACTURING FLUIDS - The present invention relates to viscoelastic fracturing fluids comprising one or more zwitterionic surfactants having multiple hydrophobic and hydrophilic groups. The viscoelastic fracturing fluids can be used to stimulate reservoir and increase oil and gas production. | 11-12-2015 |
Bing Guan, Beijing CN
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20100150923 | FUSION PROTEINS OF RECOMBINANT SARS CORONAVIRUS STRUCTURAL PROTEINS, THEIR PRODUCTION AND USES - Fusion proteins of recombinant SARS coronavirus structural proteins, their production and uses are provided. An optimized SARS coronavirus S protein gene which can be highly expressed in the mammalian cell strains and SARS coronavirus S protein variants comprising deletion, modification or mutation amino acids 318-510 corresponding to SARS coronavirus S protein are also provided. | 06-17-2010 |
Bo Guan, Beijing CN
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20110099648 | RECOMBINANT GENE WHICH ENHANCES THE ABILITY OF FISH TO TOLERATE LOW DISSOLVED OXYGEN STRESS AND THE USE THEREOF - The invention discloses a recombinant gene which enhances the ability of fish to tolerate low dissolved oxygen (DO) stress and the use thereof. Carp β-actin gene promoter is used as a promoter and | 04-28-2011 |
Chao Guan, Beijing CN
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20150090788 | METHOD AND SYSTEM FOR FILTERING DETECTION PATTERNS IN A QR CODE - A method and system for filtering detection patterns in a QR code is provided in this invention. When multiple detection patterns get into a QR code image due to interference or other reasons, first of all, an side length is determined for each pattern to be detected, and then an average value of the side lengths of multiple patterns to be detected is determined, after which through comparing with a predetermined reference value, patterns to be detected meeting a predetermined condition are determined as detection patterns. An effective solution is provided to fill the gap in the prior art of unable to remove detection patterns caused by interference appropriately when more than three detection patterns are found. | 04-02-2015 |
20150090791 | METHOD AND SYSTEM FOR BINARIZATION OF TWO DIMENSIONAL CODE IMAGE - Binarization method and system for two dimensional code images is provided. Each block region has a different grayscale threshold. Thus, for each block region, whether a pixel in the block region is determined as black or white restoring process is not solely based on the grayscale value of the pixel itself, but also an average grayscale value of a predetermined area specified for a block region where the pixel locates. That is to say, when the predetermined area in which the block region locates has generally a larger grayscale value, the grayscale threshold corresponding to the block region may become larger, and vice versa. Because the grayscale threshold of a block region is closely related to grayscale values in a background of this block region, external circumstance interference may be prevented from an obtained binary result, producing a clear binary image accordingly. | 04-02-2015 |
20150090792 | SYSTEM FOR DECODING TWO DIMENSIONAL CODE AND METHOD THEREOF - Method and system for decoding a two dimensional code is disclosed. In the binarization process of a two dimensional code image, through performing a dividing operation on the two dimensional code image, each block region has a different grayscale threshold. For each block region, whether a pixel in the block region is determined as black or white is not solely based on the grayscale value of the pixel itself, but also an average grayscale value of a predetermined area set for the block region where the pixel locates. When the predetermined area in which the block region locates has a larger grayscale value as a whole, the grayscale threshold corresponding to the block region may become larger, and vice versa. | 04-02-2015 |
20150090793 | METHOD AND SYSTEM FOR DETERMINING EDGE LINE IN QR CODE BINARY IMAGE - Method and system for determining QR code binary image is provided. Locating lines on which edges of the QR code locate are determined according to location information of locating points within the QR code image and distances between the locating points to edges of the QR code. Distances may be used to obtain locating lines on which edges of the QR code locate, with relatively smaller errors. When a QR code image is distorted, it generally bulges outward. The position of a determined locating line is within the interior of the QR code image, and an actual edge of the QR code partly overlaps with the locating line and partly locate on external side of locating line. Edge points on external side of a locating line are detected along the direction of the locating line and then are connected to form an edge line of QR code. | 04-02-2015 |
20150090794 | METHOD AND SYSTEM FOR CORRECTING QR CODE IMAGE - Method and system for correcting a QR code image is provided. An initial coordination system and a correction coordination system are determined at first. Conversion coefficients are obtained according to the coordinates of the central point of each detection pattern, the coordinates of the locating point in the initial coordinate system, the correction coordinate system. For each point in the correction coordinate system, its corresponding module in the initial coordinate system is found out, and the grayscale value of that module is assigned to the point to realize the correction of the QR code image. Coordinates of the three detection patterns, the locating point in the initial coordination system, and the correction coordinate system may be readily obtained according to different version numbers. At the same time, shortcomings caused by edge detection may be avoided, and a favorable correction effect may be obtained. | 04-02-2015 |
20150090795 | METHOD AND SYSTEM FOR DETECTING DETECTION PATTERNS OF QR CODE - Method and system for detecting detection patterns of a QR code is disclosed, detection is performed in a first direction and then in a second direction based on the first direction detection to detect a line segment having a length ratio of black:white:black:white:black meeting a predetermined ratio to determine the central points of the detection patterns, and thereby find out all detection patterns. Line-by-line traversal detection in a first direction is used to detect the detection patterns. Detection is performed based on the detected central point of the first line segment. Thus, detection steps may be greatly saved to simplify the detection procedure and improve computing speed. Fast detection of detection patterns may be realized for a QR code image. | 04-02-2015 |
20150090796 | METHOD AND SYSTEM FOR DETECTING A CORRECTION PATTERN IN A QR CODE - Method and system for detecting a correction pattern in a QR code are disclosed. In the detection of a correction pattern, coordinates of the correction pattern is at first roughly estimated according to the detected coordinates of the detection patterns and different QR code versions, then a square region is specified around the coordinates of the correction pattern, in which a search is performed repeatedly. Finally, in conjunction with the characteristic of the correction pattern itself, i.e., having a line segment meeting a predetermined ratio, the correction pattern may be accurately located in the predetermined area, without the need of searching patterns meeting a 1:1:1 ratio line by line in the entire QR code image. | 04-02-2015 |
Chengen Guan, Beijing CN
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20140040868 | AUTOMATIC REPAIR OF SCRIPTS - A method and associated system for repairing a script. A missed object is detected among one or more objects of the running script, the missed object being unrecognized from an original object of a previous running of the script. A change type of the detected missed object is determined. The script is repaired based on the change type. | 02-06-2014 |
Eryong Guan, Beijing CN
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20130176014 | MULTI-LEVEL VOLTAGE CONVERTER - The invention discloses a voltage source converter and a voltage source converter system. The voltage source converter comprises: a multi-level voltage source converter, being adapted to output a multiple levels of a first voltage at one of two first output terminals through a multiple of first conducting paths; a first energy store; and a first switching element, being arranged to directly connected with the first output terminal, and being adapted to switch the first energy store in or out of the first conducting path so as to combine a level of the voltage of the first energy store with the level of the first voltage as a second voltage output at a second output terminal. By having the topology as above, the voltage class of each of the power semiconductors can be kept lower with the number of the power semiconductors unchanged. Besides, V | 07-11-2013 |
20130182468 | WIND POWER CONVERTER - A wind power converter comprises a multiple of phase power converters, each of which being adapted to convert power output from a corresponding phase of a wind generator to a corresponding phase of a grid; each of the phase power converters comprising: a full-wave rectifier, being adapted to rectify the power input through a first terminal and a second terminal from the corresponding phase of the wind generator; a capacitor being adapted to be charged by the power rectified by the full-wave rectifier; and a full-wave active inverter, being adapted to invert the power stored in the capacitor and output the inverted power to the corresponding phase of the grid through a third terminal and a fourth terminal; wherein: the first terminal or the second terminal is connected to a first virtual neutral; and the third terminal or the fourth terminal is connected to a second virtual neutral. | 07-18-2013 |
Hao Guan, Beijing CN
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20090154412 | Enhanced dynamical fast-feedback channel allocations - A method includes allocating channels in a fast-feedback channel region for a plurality of devices, and transmitting to the plurality of devices at least one bitmap defining fast-feedback uplink channel allocations for individual ones of the plurality of devices. In one embodiment a plurality of bitmaps are transmitted, the plurality of bit maps together informing individual ones of the plurality of devices of permission to use none, one or more than one particular fast-feedback channel. In this case each bitmap includes a plurality n of bit positions corresponding to n indices, where each device is identified by an associated one of the n indices, and where a bit at an index value p in a first bitmap and a bit at the same index value p in a second bitmap, when concatenated together, equal a number of fast-feedback uplink channels that are allocated to a particular device associated with the index value p. | 06-18-2009 |
20090219839 | TDD frame format in wireless mesh network - In a wireless mesh network a method includes, at a first node, receiving a transmission from a second node during a first sub-frame of a frame with a first transceiver operating with a first center frequency; processing the received transmission; and transmitting, after a predetermined fixed interval, with a second transceiver operating with a second center frequency the processed received transmission to a third node during a second sub-frame of a subsequent frame or of the same frame. Also disclosed are computer programs to execute the method, as well as apparatus constructed to implement the method. | 09-03-2009 |
20120207124 | Method and Device for Allocating Resources of a Control Channel in a Wireless Communication System - A method and a device for allocating resources of a control channel are provided, wherein said control channel is a control channel of a mobile network, wherein the control channel conveys uplink and downlink allocations, wherein the distribution of uplink and downlink allocations is determined based on traffic requirements. Furthermore, a communication system is suggested comprising said device. | 08-16-2012 |
Hongchao Guan, Beijing CN
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20130325833 | LANGUAGE LEARNING OPPORTUNITIES AND GENERAL SEARCH ENGINES - Methods, computer systems, and computer-readable storage media for determining that a user of a general search engine has intent to not only view search results in a native language on a general search engine results page, but also to have non-native language learning opportunities presented on the general search engine results page. The non-native language learning opportunities include a set of search results drawn from a non-native language document source and presented in the non-native language. Other opportunities include a non-native language dictionary definition of a received search query, a non-native language translation of the search query, and on-demand translation tools available on the general search engine results page. | 12-05-2013 |
Hongtao Guan, Beijing CN
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20160112329 | Multi-Level Flow Table Search Method and Apparatus - A multi-level flow table search method includes extracting matching information of a data packet when the data packet is received and selecting a keyword from the matching information of the data packet according to flow-table match-field configuration information. The method also includes searching for a match field of each-level flow table in a multi-level flow table starting from a first-level flow table in the multi-level flow table by using the keyword as a search keyword, and matching the search keyword with the match field. If matching of a match field of a current-level flow table is completed, the method includes executing a corresponding instruction, and if the current-level flow table is not a last-level flow table or there is an instruction for executing an action, executing a corresponding action. | 04-21-2016 |
Hongxing Guan, Beijing CN
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20160119238 | System and Method for Optimizing Transportation Over Networks - A system and method for efficient transfer of data over a network. A data source and a destination are coupled to one another via a network. The data source is configured to transmit data to the destination and determine a network latency associated with the transmission. In response to determining a first transmission parameter may not be optimized, the source is configured to modify the first transmission parameter and evaluate its effect on data throughput. The source may repeat such modifications as long as throughput is increased. Once the first transmission parameter is deemed optimized, the source may perform a similar procedure for a second transmission parameter. In various embodiments, the first transmission parameter may correspond to a packet size and the second transmission parameter may correspond to a number of streams being processed by the source. | 04-28-2016 |
Hua Guan, Beijing CN
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20120149695 | DIHYDROPYRIMIDINE COMPOUNDS AND PREPARATION METHODS, PHARMACEUTICAL COMPOSITIONS AND USES THEREOF - Disclosed are dihydropyrimidine compounds and preparation methods, pharmaceutical compositions and uses thereof. Specifically, the compounds described herein in general formula (I), or their isomers, pharmaceutically acceptable salts or hydrates are provided, wherein each variable has the meaning as defined in the description. Also provided are a process for preparing the compounds of the general formula (I), the use of the compounds, an isomer thereof, a pharmaceutically acceptable salt thereof or a hydrate thereof as a medicament, in particular as a medicament for the treatment and/or prevention of Hepatitis B. | 06-14-2012 |
Huijuan Guan, Beijing CN
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20140181379 | File Reading Method, Storage Device And Electronic Device - A file reading method, storage device and electronic device are described. The file reading method is applied to an electronic device that includes a nonvolatile storage device as an internal storage device. The method includes determining a specific file in the electronic device as a hotspot file according to a predetermined condition; copying the determined hotspot file to the non-volatile storage device; and directly addressing the non-volatile storage device and reading the hotspot file from the nonvolatile storage device when receiving a request for reading the hotspot file. | 06-26-2014 |
Jingyi Guan, Beijing CN
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20130114079 | OPTICAL PHASE DEVICE, METHOD AND SYSTEM. - The invention provides an optical phase device, method and system. The optical phase device consists of a transparent dielectric substrate, a multilayer stack of dielectrics and a buffer layer. The refractive index of the transparent dielectric substrate, the multilayer stack of dielectrics and the buffer layer are all larger than that of the external medium. For the wavelength of the incident beam, the optical phase device has a phase variation in the angular range [α, β] and the critical angle for total reflection on the interface between the buffer layer and the external medium adjacent to the buffer layer is γ, γ<β. The optical device has both low loss and large phase variation, which leads to a large Goos-Hanchen shift. As a dispersion compensation component, it can produce larger, tunable dispersions, and different dispersion compensations can be obtained by adjusting the operating angle or parameters in the structure. | 05-09-2013 |
Ji-Song Guan, Beijing CN
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20120322879 | USE OF CI-994 AND DINALINE FOR THE TREATMENT OF MEMORY/COGNITION AND ANXIETY DISORDERS - The invention relates to methods and compositions for promoting cognitive function and/or treating cognitive function disorders and impairments. In particular the methods are accomplished by administering to a subject CI-994 or dinaline or a pharmaceutically acceptable salt, ester, prodrug or metabolite thereof. | 12-20-2012 |
Le Guan, Beijing CN
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20150310231 | Multi-Core Processor Based Key Protection Method And System - A multi-core processor based key protection method and system is described. An Operating System (OS) supporting Symmetric Multi-Processing (SMP) is set up on a multi-core processor. One core of the multi-core processor is configured as a cryptographic operation core, which is prohibited from running other processes of the OS and dedicated to perform a public-key cryptographic operation. The private key and an intermediate variable in a process of the public-key cryptographic operation are stored in a cache exclusively occupied by the cryptographic operation core. | 10-29-2015 |
Lei Guan, Beijing CN
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20120063401 | CONTROL CHANNEL MAPPING METHOD AND APPARATUS - A control channel mapping method is provided, which includes: determining a search space corresponding to each object for a same aggregation level, where more than one object exist and are determined according to a component carrier; and mapping a control channel corresponding to the object into the determined search space. A detection method is further provided, which includes: determining an initial location of a search space corresponding to the object, where more than one search space exist for the same aggregation level, and the object is determined according to a component carrier, and determining a size of the search space corresponding to the object; and detecting a control channel in the determined search space. A User Equipment (UE) and a network equipment are also provided. Therefore, the collision of control channels is reduced, and an impact probability of control channels is reduced. | 03-15-2012 |
20120082130 | METHOD AND APPARATUS FOR MAPPING AND DETECTING CONTROL CHANNEL - A method and apparatus for mapping and detecting control channel are provided. The method for mapping a control channel includes: for the same aggregation level, according to a signaling length of a control channel corresponding to a component carrier, determining a corresponding search space for at least two control channels that have the same signaling length, so as to enable the at least two control channels that have the same signaling length to use the same search space, and mapping the at least two control channels that have the same signaling length to the determined corresponding search space. Therefore, conflicts between the control channels are reduced, and the number of times of blind detection of the control channels is also reduced. | 04-05-2012 |
20120093112 | METHOD, BASE STATION, UE, AND SYSTEM FOR SENDING AND RECEIVING PDCCH SIGNALING - A method, a base station, a User Equipment (UE) and a system for sending and receiving Physical Downlink Control Channel (PDCCH) signaling are disclosed. The method for sending PDCCH signaling includes the following steps: the base station determines locations of a first search space and second search space; and the base station sends only PDCCH signaling exclusive of a Carrier Indication Field (CIF) to the UE in a physically overlapped region between the first search space and the second search space if the physically overlapped region exists and length of PDCCH signaling exclusive of a CIF in the first search space is equal to length of PDCCH signaling inclusive of a CIF in the second search space. | 04-19-2012 |
20120155316 | Method and Device for Determining Search Space, and Method and Device for Determining Candidate Control Channel Resources - A method and a device for determining a search space and for determining candidate control channel resources are provided in present invention. The method for determining the search space includes: determining the number of downlink control information bits of each type of control channel currently required to be monitored by a UE; determining a temporary search space corresponding to the each type of control channel according to a mapping relationship currently used by the UE; and determining that an actual search space corresponding to a selected type of control channel is all or a part of CCEs of a union of temporary search spaces corresponding to all or a part of control channels with the same number of the downlink control information bits, when the DCI bit number of one or more other control channels is the same as the DCI bit number of the selected type of control channel. | 06-21-2012 |
20130077589 | Method, Base Station, UE, and System for Sending and Receiving PDCCH Signaling - A method, a base station, a User Equipment (UE) and a system for sending and receiving Physical Downlink Control Channel (PDCCH) signaling are disclosed. A method includes determining locations of a first search space and a second search space of a User Equipment (UE). A method also includes sending PDCCH signaling with no Carrier Indication Field (CIF) to the UE in a physically overlapped region between the first search space and the second search space if the physically overlapped region exists and a length of the PDCCH signaling with no CIF in the first search space is equal to a length of PDCCH signaling with the CIF in the second search space. | 03-28-2013 |
20130077590 | METHOD AND APPARATUS FOR MAPPING AND DETECTING CONTROL CHANNEL - Method and apparatus are provided for mapping and detecting a control channel. For the same aggregation level, according to a signaling length of a control channel corresponding to a component carrier, a corresponding search space is determined for at least two control channels that have the same signaling length, so as to enable the at least two control channels that have the same signaling length to use the same search space. The at least two control channels having the same signaling length are mapped to the determined corresponding search space. Therefore, conflicts between the control channels are reduced, and the number of times of blind detection of the control channels is also reduced. | 03-28-2013 |
20130107844 | Method and Device for Determining Search Space, and Method and Device for Determining Candidate Control Channel Resources | 05-02-2013 |
20130322378 | METHOD AND APPARATUS FOR SENDING UPLINK/DOWNLINK SCHEDULING INFORMATION, AND METHOD AND APPARATUS FOR RECEIVING UPLINK/DOWNLINK SCHEDULING INFORMATION - The present invention provides a method and an apparatus for sending uplink/downlink scheduling information, and a method and an apparatus for receiving uplink/downlink scheduling information. The method for sending downlink scheduling information includes: determining, in downlink subframes on a second carrier, a first downlink subframe, in which at time corresponding to the first downlink subframe, a subframe on a first carrier is an uplink subframe; and sending, on a fifth downlink subframe on the first carrier, downlink scheduling information corresponding to the first downlink subframe on the second carrier to a terminal, in which time corresponding to the fifth downlink subframe is before the time corresponding to the first downlink subframe. The present invention achieves the purpose of performing uplink and downlink scheduling on a second carrier through a first carrier bearing a PDCCH. | 12-05-2013 |
20130336267 | Communication Method and Apparatus for Carrier Aggregation System - Embodiments of the present invention provide a communication method for a carrier aggregation system. The communication method includes receiving physical downlink share channel PDSCH information sent by a base station through a subframe n of a secondary cell. If a subframe n of a primary cell is a downlink subframe, an ACK/NACK of the sent PDSCH information is fed back on a subframe m or a subframe p of the primary cell. | 12-19-2013 |
20140022964 | Method for Transmitting Information in Time Division Duplexing System, User Equipment, and Base Station - The present invention discloses a method for transmitting information in a TDD system, a user equipment, and a base station, and belongs to the TDD field. The method for transmitting information includes receiving, by a UE and on a first carrier of a TDD system, an uplink scheduling grant sent by a base station. The method includes sending, by the UE and in a first sub-frame on a second carrier, a scheduled PUSCH. The method further includes receiving, by the UE and in a second sub-frame, a PHICH. The the first carrier and the second carrier have different TDD uplink/downlink configurations, the second sub-frame has a backward compatible PHICH resource, and on the first carrier or the second carrier, the backward compatible PHICH resource is a PHICH resource which is identifiable to a UE in a TDD system whose version is lower than that of the TDD system. | 01-23-2014 |
20140023028 | POWER CONTROL METHOD, USER EQUIPMENT, AND BASE STATION - Embodiments of the present invention disclose a power control method, a user equipment, and a base station. The method according to an embodiment of the present invention includes the following: a user equipment UE receives a transmitter power control TPC command sent by a base station, where the TPC command is used to indicate a power adjustment value of one carrier; and if the UE does not send a physical uplink control channel PUCCH in a previous uplink subframe of a current uplink subframe of the one carrier, performing, by the UE, according to a PUCCH transmit power used when the UE sends a latest PUCCH from among multiple carriers and the power adjustment value, TPC accumulation to obtain an updated PUCCH transmit power of the one carrier, where the multiple carriers include the one carrier. | 01-23-2014 |
20140044092 | METHOD AND DEVICE FOR TRANSMITTING ACKNOWLEDGEMENT OR NEGATIVE ACKNOWLEDGEMENT INDICATION INFORMATION - The present invention discloses a method and device for transmitting ACK/NACK indication information. A network-side device configures at least two carriers for a UE; transmits PDCCH information to the UE; selects one of at least two timing relationships as a first timing relationship; determines a corresponding third uplink subframe and first carrier; indicate related information corresponding to the third uplink subframe and the first carrier to the UE; in the third uplink subframe of the first carrier, determines a first channel resource, and indicates the first channel resource to the UE; and receives an ACK/NACK fed back by the UE on the allocated resource. | 02-13-2014 |
20140086184 | METHOD, APPARATUS AND SYSTEM FOR RECEIVING AND SENDING SCHEDULING INFORMATION - The present invention discloses a method and a terminal for receiving and sending scheduling information, and relates to the field of communications technologies. The method comprises: obtaining, by a terminal, transmission mode information of each carrier of N carriers configured by a network device, where N is a natural number greater than 1; determining a set of candidate downlink control information DCI formats according to the transmission mode information, where the set of candidate DCI formats includes at least a first DCI format and a second DCI format, where a physical downlink control channel PDCCH corresponding to the first DCI format carries scheduling information of at least two carriers of the N carriers, and a PDCCH corresponding to the second DCI format carries scheduling information of one carrier of the N carriers; and receiving and detecting a PDCCH corresponding to each DCI format in the set of candidate DCI formats. | 03-27-2014 |
20140112219 | DATA TRANSMISSION METHOD BASED ON CROSS-CARRIER SCHEDULING, USER EQUIPMENT, AND BASE STATION - Embodiments of the present invention provide a data transmission method based on cross-carrier scheduling. The method includes: determining a first downlink subframe according to a timing relationship of an uplink HARQ of a reference uplink and downlink configuration, where the first downlink subframe is used to indicate timing of sending uplink scheduling grant information of a first uplink subframe of a scheduled cell; transmitting the uplink scheduling grant information in a subframe of a scheduling cell corresponding to the first downlink subframe, under a circumstance that the subframe of the scheduling cell corresponding to the first downlink subframe is a downlink subframe, where an uplink and downlink configuration of the scheduling cell and an uplink and downlink configuration of the scheduled cell are different; and receiving or sending uplink data in the first uplink subframe. In the present invention, the cross-carrier scheduling may be implemented effectively. | 04-24-2014 |
20140119269 | Method for Detecting and Sending Control Signaling, User Equipment, and Base Station - Embodiments of the present invention provide a method for detecting and sending control signaling, a user equipment, and a base station. The detecting method includes: obtaining, by a UE, a transmission mode of a data channel configured by a base station; determining, by the UE, a first DCI format and a second DCI format that are corresponding to the transmission mode, where PDCCH information corresponding to the first DCI format is transmitted in a precoding-based mode, and PDCCH information corresponding to the second DCI format is transmitted in a single-antenna port mode or transmit diversity mode based on non-precoding; and detecting, by the UE and in a subframe, PDCCH information corresponding to the first DCI format and the second DCI format according to a mode in which the PDCCH information is transmitted. | 05-01-2014 |
20140146775 | METHOD AND DEVICE FOR DETECTING AND TRANSMITTING INFORMATION - Embodiments of the present invention disclose a method and a device for detecting and transmitting information. The method includes: obtaining, by a UE, at least one type of configuration information of an antenna port occupied by a D-PDCCH, which is configured on a base station side; determining, by the UE, a search space of the D-PDCCH; and detecting, by the UE, the D-PDCCH in the search space according to the antenna port configuration information. With the embodiments of the present invention, the UE can detect the D-PDCCH, and therefore data transmission is ensured. Furthermore, a blind detection of a PDCCH by the UE based on time-frequency resources in an existing system is extended to a spatial dimension, that is, an antenna port, thereby increasing the efficiency of resource utilization, so that the D-PDCCH can be detected in the spatial dimension. | 05-29-2014 |
20140153528 | METHOD AND DEVICE FOR SENDING AND RECEIVING ACKNOWLEDGEMENT - A method for sending an acknowledgement includes: sending first subframe ratio information and second subframe ratio information to a UE; reserving a first PHICH resource set in a first acknowledgement subframe set; reserving a second PHICH resource set in an acknowledgement subframe, in which the first PHICH resource set does not exist, of a second acknowledgement subframe set; receiving uplink data sent by the UE; determining an acknowledgement subframe for the uplink data; and sending an acknowledgement to the UE by using a PHICH resource in the first PHICH resource set if the first PHICH resource set exists in the acknowledgement subframe, or sending an acknowledgement to the UE by using a PHICH resource in the second PHICH resource set if the first PHICH resource set does not exist in the acknowledgement subframe. PHICH resource overhead of a system is lowered and data transmission for the user equipment is ensured. | 06-05-2014 |
20140211709 | Method, User Equipment, and Base Station for Transmitting Information - The present invention discloses a method, a user equipment, and a base station for transmitting information. The method includes receiving a downlink assignment sent by a base station. The downlink assignment includes a trigger flag that is used to indicate a trigger state of aperiodic channel state information (CSI). An uplink resource used to send the aperiodic CSI is determined. The aperiodic CSI to the base station is sent on the uplink resource according to the trigger flag. | 07-31-2014 |
20140211710 | CONTROL INFORMATION TRANSMISSION METHOD, USER EQUIPMENT, AND BASE STATION - The present invention discloses a control information transmission method, a user equipment, and a base station. The method includes: obtaining a data channel transmission mode configured by a base station; determining a downlink control information DCI format set corresponding to the transmission mode, where the DCI format set includes a first DCI format, and the first DCI format includes single-codeword control information; and detecting, according to the DCI format set, control signaling sent by the base station and corresponding to the DCI format set. The user equipment includes a first obtaining module, a first determining module, and a detecting module. The base station includes a configuring module, a first determining module, and a first sending module. | 07-31-2014 |
20140241310 | METHOD FOR RECEIVING AND SENDING CONTROL CHANNEL, USER EQUIPMENT AND BASE STATION - The present invention discloses methods for receiving and sending a control channel, a user equipment, and a base station. The method for receiving a control channel includes: obtaining time-frequency resource information and first information of the control channel; determining a search space of the control channel according to the time-frequency resource information and the first information; and receiving the control channel in the search space. By using the methods, the user equipment and the base station according to embodiments of the present invention, the search space of the control channel can be determined according to the time-frequency resource information and the first information of the control channel, so that receiving and sending of the control channel can be implemented and a capacity of the control channel can be expanded, thereby improving system scheduling efficiency and flexibility and further improving user experience. | 08-28-2014 |
20140269582 | METHOD AND APPARATUS FOR TRANSMITTING MULTI-SUBFRAME SCHEDULING SIGNALING - Embodiments of the present invention disclose a method and an apparatus for transmitting multi-subframe scheduling signaling, relate to the field of wireless communications technologies, and ensure correct transmission of scheduling information. The present invention includes: acquiring a first correspondence, and determining multiple hybrid automatic repeat request HARQ processes according to the first correspondence, where the first correspondence is a correspondence between process numbers of the multiple HARQ processes and an HARQ process field; generating scheduling signaling according to the first correspondence and the multiple HARQ processes; and sending the scheduling signaling and a data packet corresponding to the multiple HARQ processes scheduled by the scheduling signaling to a user equipment. The embodiments of the present invention are mainly used in a process of transmitting the multi-subframe scheduling signaling. | 09-18-2014 |
20140321382 | Communication Method, Base Station, and User Equipment - Embodiments of the present invention provide a communication method, a base station, and a user equipment. The communication method includes: sending a PDCCH to a user equipment in one subframe, where the PDCCH is used to schedule transmission of PDSCHs of at least two subframes of the user equipment, the PDCCH carries first indicator information, and the first indicator information indicates a channel resource for transmitting uplink ACK/NACK information that is corresponding to the PDSCHs; determining a transmission subframe carrying the uplink ACK/NACK information that is corresponding to the PDSCHs, and receiving the uplink ACK/NACK information on the channel resource in the transmission subframe. In the embodiments of the present invention, when a PDCCH schedules multiple PDSCHs, an ACK/NACK resource indicator field is used to indicate a channel resource of ACK/NACK feedback that is corresponding to the scheduled PDSCHs, thereby improving scheduling flexibility. | 10-30-2014 |
20140328283 | METHOD AND APPARATUS FOR WIRELESS COMMUNICATIONS - The present invention discloses a method and an apparatus for wireless communications, which relate to the field of communications and are used to solve the problem of a relatively low communication quality in the advanced full duplex communication technology. The method provided in the present invention includes: dividing available radio resources in a communication system into first radio resources and second radio resources, where the first radio resources and the second radio resources occupy different radio resources; simultaneously performing bidirectional transmission of communication information with a user equipment through the first radio resources; and performing unidirectional transmission of communication information with the user equipment through the second radio resources. The present invention is applicable to the field of communications and used for wireless communications. | 11-06-2014 |
20140348085 | METHOD AND APPARATUS FOR TRANSMITTING HYBRID AUTOMATIC REPEAT REQUEST INDICATOR INFORMATION - Embodiments of the present invention relate to a method and an apparatus for transmitting hybrid automatic repeat request indicator information. The method for transmitting hybrid automatic repeat request indicator information according to the present invention includes: allocating enhanced physical downlink control channel EPDCCH resources to a UE; selecting partial resources from the EPDCCH resources; and sending HARQ indicator information to the UE through the partial resources. | 11-27-2014 |
20140348123 | METHOD AND DEVICE FOR TRANSMITTING CONTROL SIGNALING - The present invention provides a method and a device for transmitting control signaling. The method includes: determining a first resource set and a second resource set, where the first resource set and the second resource set are two resource sets in each TTI that do not overlap; and transmitting control signaling in the first resource set and the second resource set respectively, where, in the first resource set, control signaling allocated to each UE can occupy all reserved bandwidth, and in the second resource set, control signaling allocated to each UE can occupy a part of all reserved bandwidth. Embodiments of the present invention can reduce complexity of blind detection of a UE. | 11-27-2014 |
20150055599 | Method, Base Station, UE, and System for Sending and Receiving PDCCH Signaling - A method, a base station, a User Equipment (UE) and a system for sending and receiving Physical Downlink Control Channel (PDCCH) signaling are disclosed. A method includes determining locations of a first search space and a second search space of a User Equipment (UE). A method also includes sending PDCCH signaling with no Carrier Indication Field (CIF) to the UE in a physically overlapped region between the first search space and the second search space if the physically overlapped region exists and a length of the PDCCH signaling with no CIF in the first search space is equal to a length of PDCCH signaling with the CIF in the second search space. | 02-26-2015 |
20150117396 | DATA TRANSMISSION METHOD, BASE STATION, AND USER EQUIPMENT - Embodiments of the present invention provide a data transmission method, a base station, and a user equipment. The base station selects a TBS corresponding to a modulation and coding scheme level and corresponding to the number of first physical resource block pairs or the number of second physical resource block pairs, where the number of the second physical resource block pairs is a product of the number of the first physical resource block pairs and a set conversion factor. | 04-30-2015 |
20150208396 | CONTROL INFORMATION SENDING METHOD, RECEIVING METHOD, AND DEVICE - Embodiments of the present invention provide a control information sending method, receiving method, and device. The control information sending method includes: determining a first subframe of a first radio frame on a first carrier, where the first subframe includes a control region; sending control information in the control region of the first subframe of the first radio frame to a user equipment, where the control information includes a PDCCH; and sending an ePDCCH in a second subframe of the first radio frame to the user equipment. According to the embodiments of the present invention, when control information borne on an ePDCCH cannot be sent in a first radio frame, a PDCCH can still be sent to a user equipment through a control region in a first subframe, thereby achieving purposes of performing uplink/downlink scheduling for the user equipment and downlink feedback for uplink data of the user equipment. | 07-23-2015 |
20150237626 | INFORMATION TRANSMISSION METHOD, USER EQUIPMENT, AND BASE STATION - Embodiments of the present invention provide an information transmission method, including: determining, by a user equipment (UE), a first subframe; configuring the UE to send a first uplink signal in the first subframe; determining, by the UE, that the first uplink signal is a first type of uplink signal, where the first type of uplink signal occupies a first part of symbols of the first subframe, and the number of symbols included in the first part of symbols is less than the number of symbols included in the first subframe; and detecting, by the UE, a downlink control channel on a second part of symbols in the first subframe, where the first part of symbols and the second part of symbols do not overlap in time domain. | 08-20-2015 |
20150305010 | Information Transmission Method and Apparatus - The present invention provides an information transmission method and apparatus. The information transmission method includes: obtaining, by a terminal, subframe configuration information of at least two serving cells, and transmitting, by the terminal according to HARQ timing relationships respectively corresponding to the at least two serving cells, information with a network side device in uplink subframes and/or downlink subframes indicated by the subframe configuration information; where the at least two serving cells include at least one first serving cell. | 10-22-2015 |
20150326356 | Method and Apparatus for Sending and Detecting Discovery Reference Signal - A method for detecting a discovery reference signal includes: acquiring, by a user equipment, configuration information of a discovery reference signal, where the configuration information includes time-frequency resource information and sequence information of the discovery reference signal; receiving, by the user equipment, a first discovery reference signal sent by a base station; and determining a candidate time-frequency resource location of the discovery reference signal according to the time-frequency resource information, determining a candidate sequence of the discovery reference signal according to the sequence information, and, by detecting the candidate sequence of the discovery reference signal at the candidate time-frequency resource location, determining an actual time-frequency resource location of the first discovery reference signal and/or determining an actual sequence of the first discovery reference signal. | 11-12-2015 |
20160007326 | Method, Base Station, UE, and System for Sending and Receiving PDCCH Signaling - A method, a base station, a User Equipment (UE) and a system for sending and receiving Physical Downlink Control Channel (PDCCH) signaling are disclosed. A method includes determining locations of a first search space and a second search space of a User Equipment (UE). A method also includes sending PDCCH signaling with no Carrier Indication Field (CIF) to the UE in a physically overlapped region between the first search space and the second search space if the physically overlapped region exists and a length of the PDCCH signaling with no CIF in the first search space is equal to a length of PDCCH signaling with the CIF in the second search space. | 01-07-2016 |
20160050059 | METHOD AND DEVICE FOR TRANSMITTING ACKNOWLEDGEMENT OR NEGATIVE ACKNOWLEDGEMENT INDICATION INFORMATION - The present invention discloses a method and device for transmitting ACK/NACK indication information. A network-side device configures at least two carriers for a UE; transmits PDCCH information to the UE; selects one of at least two timing relationships as a first timing relationship; determines a corresponding third uplink subframe and first carrier; indicate related information corresponding to the third uplink subframe and the first carrier to the UE; in the third uplink subframe of the first carrier, determines a first channel resource, and indicates the first channel resource to the UE; and receives an ACK/NACK fed back by the UE on the allocated resource. | 02-18-2016 |
20160081068 | Communication Method and Apparatus for Carrier Aggregation System - Embodiments of the present invention provide a communication method for a carrier aggregation system. The communication method includes receiving physical downlink share channel PDSCH information sent by a base station through a subframe n of a secondary cell. If a subframe n of a primary cell is a downlink subframe, an ACK/NACK of the sent PDSCH information is fed back on a subframe m or a subframe p of the primary cell. | 03-17-2016 |
20160081113 | Communication Method and Apparatus for Carrier Aggregation System - Embodiments of the present invention provide a communication method for a carrier aggregation system. The communication method includes receiving physical downlink share channel PDSCH information sent by a base station through a subframe n of a secondary cell. If a subframe n of a primary cell is a downlink subframe, an ACK/NACK of the sent PDSCH information is fed back on a subframe m or a subframe p of the primary cell. | 03-17-2016 |
20160088605 | METHOD AND APPARATUS FOR ALLOCATING RESOURCES AND PROCESSING CONFIRMATION INFORMATION - A method and an apparatus for allocating ACKnowledgement (ACK)/Non-ACKnowledgement (NACK) channel resources and processing confirmation information are disclosed. The method includes: The network side determines one physical channel area among multiple physical channel areas to be used by an ACK/NACK channel, and notifies the determined physical channel area to a User Equipment (UE) so as to enable the UE to determine a channel for receiving or sending ACK/NACK information in the determined physical channel area according to a mapping rule. Moreover, the network side may send or receive ACK/NACK information on the physical channel area that includes the ACK/NACK channel The method and apparatus improve the utilization ratio and flexibility of the ACK/NACK channel, and reduce the probability of conflict generated by the ACK/NACK channel | 03-24-2016 |
20160143035 | CARRIER SWITCHING METHOD, BASE STATION, AND USER EQUIPMENT - The present invention discloses a carrier switching method, a base station, and user equipment, where the method includes: determining, according to carrier switching capability information of user equipment UE, a carrier switching policy according to which the UE performs carrier switching; and sending carrier switching indication information to the UE, where the carrier switching indication information is used for indicating the carrier switching policy, so that the UE performs carrier switching according to the carrier switching policy. In the carrier switching method, the base station and the user equipment according to embodiments of the present invention, the UE having no carrier aggregation capability is enabled to dynamically perform switching between at least two carriers, so that quality of service of a service of the UE can be improved, user experience can be improved, and system performance can be improved. | 05-19-2016 |
Li Guan, Beijing CN
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20110157115 | METHOD OF CORRECTING BRIGHTNESS OF ELECTRONIC DISPLAY - The present invention discloses a method of brightness correction for the electronic display, which consists of the following steps: take pictures of the electronic display; get the characteristic values of all the light-emitting components in the pictures; calculate the correction values of each light-emitting component with the characteristic values; correct the brightness of the display with the correction values. The present invention reduces the time cost of measuring the actual brightness values of the light-emitting components, and improves the efficiency of correcting the brightness uniformity of the electronic display. | 06-30-2011 |
Minghui Guan, Beijing CN
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20100214739 | DEVICE FOR CONTROLLING HEAT DISSIPATION OF APPARATUS AND APPARATUS HAVING THE SAME - A device for controlling heat dissipation of an apparatus and an apparatus having the same are provided. The apparatus comprises at least one heat radiation component. The device comprises: an ambient temperature sensing unit adapted to obtain an ambient temperature of internal space of the apparatus; a component temperature measuring unit adapted to obtain a local temperature for one of the at least one heat radiation component; and a temperature control unit adapted to select a corresponding temperature control profile based on the ambient temperature, and to obtain a control parameter for controlling the temperature of the apparatus based on the local temperature and the temperature control profile. According to the present invention, it is possible to select different temperature control profiles based on the ambient temperature, ant thus to satisfy both the requirement on system heat dissipation at high temperature and the requirement on noise at room temperature, and to avoid the noise resulted from large change in rotational speeds of fans due to change in the ambient temperature. | 08-26-2010 |
Na Guan, Beijing CN
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20140078923 | Information Acquiring Method and Base Station - An information acquiring method and a base station. The method comprises: receiving by a target base station reception status information of a multimedia broadcast multicast service of user equipment reported by a source base station when the user equipment is handed over between cells; wherein the reception status information comprises information indicating that the user equipment is receiving a multimedia broadcast multicast service, or information indicating that the user equipment finishes receiving a multimedia broadcast multicast service. With the embodiments of the present invention, the source base station of the user equipment notifies the target base station of reception status information of multimedia broadcast multicast service of the user equipment when the user equipment is handed over between cells, thereby guaranteeing the continuity of the MBMS of the user equipment. | 03-20-2014 |
Peiqiang Guan, Beijing CN
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20150378191 | DISPLAY SUBSTRATE, MOTHER SUBSTRATE FOR DISPLAY SUBSTRATES AND DISPLAY DEVICE - The present invention provides a display substrate, a mother substrate for display substrates and a display device. The display substrate comprises a display area and a non-display area surrounding the display area, wherein an alignment layer is disposed in the display area and the non-display area. In the display substrate according to the present invention, by providing the same pattern of alignment layer in both of the non-display area and the display area of the display substrate, the Mura defect caused by the difference of surface roughness between the display area and the non-display area of the display substrate may be significantly reduced, and a large amount of small foreign matters gathered due to the rubbing between the rubbing cloth and metal residuals may also be significantly reduced. Therefore, the yield of production and the quality of products may be improved. | 12-31-2015 |
Shengzuo Guan, Beijing CN
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20150226678 | SUBSTRATE DETECTION DEVICE AND METHOD - A substrate detection device and a substrate direction method are disclosed in the embodiments for achieving a wide-range high-compatibility detection of leads in a peripheral circuit region of a liquid crystal display. The detection device comprises a converting unit configured to calculate a gray scale of a gray image of a circuit lead region of a substrate based on the gray image of the circuit lead region of the substrate, and to convert the gray image into an image of leads in the circuit lead region, based on a difference between the calculated gray scales of the leads and of the substrate in the circuit lead region; and a judging unit configured to judge a state of the leads in the circuit lead region based on the image of the leads in the circuit lead region. | 08-13-2015 |
Shuang Guan, Beijing CN
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20140124787 | THIN FILM TRANSISTOR AND MANUFACTURING METHOD THEREOF AND DISPLAY DEVICE - Embodiments of the present invention provide a thin film transistor, a manufacturing method thereof and a display device. The method for manufacturing the thin film transistor, comprising the following steps: providing a substrate; forming a semiconductor layer on the substrate; forming a gate insulating layer; and forming a gate electrode, wherein the gate insulating layer comprises a first gate insulating layer, the first gate insulating layer being formed by oxidizing a portion of the semiconductor layer, and the unoxidized portion of the semiconductor layer forming an active layer, and wherein the gate electrode is formed in such a way that the gate insulating layer is sandwiched between the gate electrode and the active layer. | 05-08-2014 |
Shufa Guan, Beijing CN
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20150334011 | TRAFFIC INTERCONNECTION BETWEEN VIRTUAL DEVICES - According to an example, a virtual port is configured for a current virtual device (VD) to interconnect the current VD with other VDs. The virtual port may be a layer | 11-19-2015 |
Weiguo Guan, Beijing CN
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20130343432 | METHOD AND APPARATUS FOR GENERATING BROADCAST POSITIONING SIGNAL, AND POSITIONING METHOD - The present invention, pertaining to the field of mobile broadcast television technologies, discloses a method and apparatus for generating a broadcast positioning signal, and a positioning method. According to the present invention, a broadcast positioning signal is generated by inserting a spread spectrum signal and a first spread spectrum signal in an orthogonal frequency-division multiplexing (OFDM) signal, and a receiver is positioned according to broadcast positioning signals from at least three different senders. | 12-26-2013 |
20140308972 | MOBILE BROADCAST SIGNAL DEMODULATION CHIP FOR LOCATION - The present invention, pertaining to the field of wireless communications, discloses a mobile broadcast signal demodulation chip for location. The demodulation chip includes a reception and demodulation module and a measurement module, where the reception and demodulation module is configured to demodulate a location spreading signal inserted in the header of a time slot or in the header of a transmission frame of a received mobile broadcast signal to acquire navigation message information; and the measurement module is configured to measure and acquire location characteristic parameters. The demodulation chip is not only capable of demodulating broadcast data in a mobile broadcast signal, but also capable of demodulating a location spreading signal inserted in the header of a time slot or in the header of a transmission frame of a received mobile broadcast signal to acquire navigation message information and location characteristic parameters, thereby effectively improving location accuracy. | 10-16-2014 |
Xiaosheng Guan, Beijing CN
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20090039073 | METHODS AND DEVICES FOR CONTROLLING TEMPERATURE WITHOUT TEMPERATURE SENSOR - Methods and devices for controlling temperature by precise heating without the need of using a temperature sensor are provided. The device comprises a resistive heating element ( | 02-12-2009 |
20090123338 | BUBBLE-RESISTANT INJECTOR PORT FOR FLUIDIC DEVICES - An bubble-resistant injector port for fluidic and microfluidic devices includes an air-exhaustion feature to reduce the inclusion of bubbles or voids in injected samples, particularly in samples injected by a micropipette. The air-exhaustion feature comprises an air-exhaustion cavity in gas communication with the injector port through a narrowed channel that permits a flow of air into the cavity, while impeding a flow of injected liquid into the cavity. | 05-14-2009 |
20090148349 | WICKING INHIBITOR FOR FLUIDIC DEVICES - An wicking inhibitor for fluidic and microfluidic devices reduces wicking by providing a structure that interrupts the flow of a working fluid through a fluidic channel interface having corner angles greater than ninety degrees. | 06-11-2009 |
20100024888 | FLUIDIC FLOW MERGING APPARATUS - The present invention provides a device for handling fluids, and more particularly a merging apparatus for fluidic and microfluidic devices utilizing passive valving in conjunction with a single sensor to uniformly blend contributory working fluid streams. Symmetric and non symmetric embodiments with and without branch channels are described. The present invention also provides methods for merging liquids using the device of the invention. | 02-04-2010 |
20100068098 | MICROFLUIDIC DEVICES AND METHODS FOR MULTIPLE ANALYTE DETECTION - The invention is directed to microfluidic devices comprising at least two processing channels, wherein each of the processing channels comprises an inlet, an outlet, and a high-flow-resistant and hydrophilic conduit; a distributing channel, wherein the distributing channel comprises an upstream end and a downstream end, and is in fluid communication with each inlet of the processing channels via the high-flow-resistant and hydrophilic conduit; and a flushing channel, wherein the flushing channel comprises an upstream end and a downstream end, and is in fluid communication with each outlet of the processing channels. The invention also provides methods of using the microfluidic devices. | 03-18-2010 |
20110232366 | THERMAL MODULATION DEVICE FOR TWO DIMENSIONAL GAS CHROMATOGRAPHY - A thermal modulation device for a gas chromatography (GC) system a cold zone, a first hot zone and a second hot zone, which are located outside of a GC oven of the GC system, and a flexible capillary column. The cold zone includes a thermoelectric cooler assembly. The first hot zone is adjacent a first side of the cold zone, and has a corresponding first heat source. The second hot zone is adjacent a second side of the cold zone, and has a corresponding second heat source. The flexible capillary column includes a first segment, configured to move between the first hot zone and the cold zone in accordance with a modulation frequency, and a second segment, configured to move between the cold zone and the second hot zone in accordance with the modulation frequency. | 09-29-2011 |
20110239860 | APPARATUS AND METHOD FOR CONTROLLING CONSTANT MASS FLOW TO GAS CHROMATOGRAPHY COLUMN - A device for providing a constant mass flow rate to a downstream column system of a gas chromatograph includes a small full scale mass flow controller that controls carrier gas to flow at a first mass flow rate and a flow resistance element, including an inlet port connected to a sample inlet, an outlet port connected to the downstream column system, and a pressure sensing port in fluid communication with the outlet port and the mass flow controller. A sample inlet pressure controller controls the sample inlet at a first pressure, and a pressure sensor measures a second pressure of the carrier gas at the pressure sensing port. A set point of the first pressure is determined as a function of the second pressure, flow resistance of the flow resistance element, and a second mass flow rate from the inlet port to the outlet port of the flow resistance element. | 10-06-2011 |
Xuepan Guan, Beijing CN
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20160135114 | THROTTLING PACKET-SWITCHED CALL ESTABLISHMENT IN WIRELESS COMMUNICATIONS - Aspects described herein relate to throttling packet-switched (PS) call establishment in wireless communications. A circuit-switched (CS) call can be conducted by using a first radio access technology (RAT). A cell update (CU) procedure for a PS call using a second RAT can be detected as due to one or more conditions. A cause for the one or more conditions can be determined based on one or more parameters related to a transmitter or receiver. PS call establishment attempts can accordingly be throttled based at least in part on determining the cause for the one or more conditions | 05-12-2016 |
Yanyan Guan, Beijing CN
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20140049401 | Downlink Path Finding for Controlling The Trajectory while Drilling A Well - A method for drilling a well along a planned trajectory includes: receiving downhole data from a steerable drilling tool; processing the downhole data and creating a downlink path, the downlink path being recognizable by the steerable drilling tool; and controlling the trajectory of the steerable drilling tool based on the downlink path. | 02-20-2014 |
Yanzhi Guan, Beijing CN
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20160023256 | Flexible roll-die forming machine for variable cross-section parts - A flexible roll-die forming machine for variable cross-section parts includes: a feeding device and a flexible roll-die forming unit; wherein the flexible roll-die forming unit includes at least a set of flexible roll-die forming devices; when two or more sets of the flexible roll-die forming devices are provided, the flexible roll-die forming devices are connected in sequence; wherein the feeding device is arranged at a front end of the flexible roll-die forming unit and is connected to an adjacent flexible roll-die forming device. The present invention effectively solves problems that conventional flexible roll-die forming machines are not able to produce narrow part with variable cross-sections, and the forming accuracy is poor. The present invention also reduces the amount of shafts controlled by servo motors, so as to simplify the controlling system, improve system operation reliability and simplify maintenance. | 01-28-2016 |
Yong Guan, Beijing CN
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20100197228 | CLOCK SYNCHRONIZATION METHOD FOR A SHORT RANGE WIRELESS COMMUNICATION NETWORK - A clock synchronization method includes: A) configuring a device to determine a time interval between issuance of a command by a network coordinator and the completion of the transmission of a (SFD) of a beacon frame by the network coordinator; B) upon completion of the reception of the SFD byte of the beacon frame by the device, configuring the device to generate a synchronization signal; C) in response to the synchronization signal, configuring the device to record a first clock time thereof; D) upon completion of the reception of the beacon frame by the device, configuring the device to record a second clock time thereof; E) configuring the device to calculate a synchronization clock time based on the time interval, and the first and second clock times; and F) configuring the device to adjust a clock time thereof to the synchronization clock time. | 08-05-2010 |
20100197259 | METHOD AND APPARATUS FOR PRODUCING SIGNAL USED FOR VERIFYING THE PERFORMANCE OF STANDARD RADIO RECEIVER - A method and an apparatus for producing a signal for verifying performances of a standard radio receiver. The apparatus includes a control module adaptable for controlling data processing, a program module for controlling and storing a digital simulation signal, a conversion module carrying out D/A conversion for the digital simulation signal, and a simulation module. When validating whether the standard radio receiver is compliant to IEEE 802.15.4-2006 standard, a verifier only needs to set up parameters defining types and signal strengths of a data frame w/o noise signals, time intervals for sending out the data frame, and a count of times of sending the data frame. Based on predefined parameters, the simulation module generates a digital simulation signal which is then processed by successive hardware devices to generate a simulated verification signal needed for validating the standard radio receiver. | 08-05-2010 |
20100202303 | RANGING METHOD FOR MEASURING DISTANCE BETWEEN A CENTRAL NODE AND AN EQUIPMENT NODE IN A BEACON WIRELESS PERSONAL AREA NETWORK - A ranging method is described for measuring distance between a central node and an equipment node in a beacon wireless personal area network. At the beginning stage, the central node calculates the parameters needed in the ranging operation and sends these parameters to the equipment nodes by beacon frames. Equipment nodes, in turn, send ranging frames at time slots assigned thereto according to the information received in the beacon frames. The central node calculates beacon frame flight time by recording the sending time and the arrival time of the ranging frame, and then calculates the distance between the central node and the equipment node. For nodes failing in the ranging procedure, the ranging parameters are changed according to failing reasons and the above procedure is repeated until a ranging result is received without failure. | 08-12-2010 |
20100202349 | METHOD FOR USING AN EXTENDING SUPER-FRAME TO TRANSFER DATA IN A SHORT DISTANCE WIRELESS PERSONAL AREA NETWORK - A method for using an extending super-frame to transfer data in a short distance wireless personal network is provided. Firstly, the super-frame segments, which are in an active period of a network coordinator are continuously copied to a whole inactive period of a current device, and an extending super-frame segments are obtained. Then, information is broadcasted to all general devices. The general device with a quality of service requirement send a service guarantee time slot bandwidth application to the network coordinator, and indicates in the application that the extending super-frame is required. When the application is granted, the super-frame segments, which are in the active period of the current device are copied to the whole inactive period, and the extending super-frame segments are obtained. Then, data is transmitted to the network coordinator with the extending super-frame segments. | 08-12-2010 |
Youfei Guan, Beijing CN
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20130046006 | INHIBITORS OF FAM3B GENE, INHIBITOR COMPOSITIONS, INHIBITING METHODS AND APPLICATIONS OF INHIBITORS IN PREPARING PHARMACEUTICALS - Inhibitors that can inhibit expression of FAM3B gene to reduce the levels of expression products, or can combine the expression products to reduce the activity of promoting lipid synthesis of FAM3B gene product are provided, wherein the inhibitors are one or more inhibitors selected from the group consisting of small interfering RNAs, antisense oligonucleotides, antibodies against FAM3B proteins and active organic compounds. Cells, vectors or inhibitor compositions, comprising such inhibitors, methods for inhibiting expression of FAM3B gene or inhibiting the activity of promoting lipid synthesis of FAM3B gene product using the inhibitors are provided. Methods for treating diseases mediated by expression of FAM3B gene using such inhibitors and uses of the inhibitors in preparing pharmaceuticals for preventing and/or treating the disease mediated by FAM3B gene expression are also provided. | 02-21-2013 |
Yunqian Guan, Beijing CN
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20100055167 | STEM CELL DELIVERY OF ANTI-NEOPLASTIC MEDICINE - The present disclosure provides a modified stem cell comprising a stem cell and at least one controlled-release vehicle, wherein the at least one controlled-release vehicle includes at least one anti-neoplastic agent and at least one targeting moiety, and wherein the modified stem cell is characterized by an ability to target one or more glioma cells. The disclosure also provides pharmaceutical compositions and methods of treating a glioma by administering a therapeutically effective amount of the modified stem cells. | 03-04-2010 |
Zhe Guan, Beijing CN
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20150291913 | COMPOSITE DETERGENT GRANULES AND LAUNDRY COMPOSITIONS COMPRISING THE SAME - This relates to a composite detergent granule having a core particle covered by a coating layer, as well as a granular detergent composition containing the same. The core particle contains a mixture of silica, a C | 10-15-2015 |
Zhi Guan, Beijing CN
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20110256867 | Method, User Equipment, and System for Network Selection - A method, user equipment (UE) and system relates to communications technologies, and in particular, to a network selection technology for a UE on a mobile communication network. The method includes obtaining a public land mobile network and closed subscriber group identity (PLMN/CSG ID) combination parameter of a network that covers a current location; querying an allowed CSG list according to the PLMN/CSG ID combination parameter; and selecting a network according to a query result. | 10-20-2011 |
20120094629 | SERVICE PROCESSING METHOD, COMMUNICATION DEVICE, AND COMMUNICATION SYSTEM - Embodiments of the present invention disclose a service processing method, a communication device, and a communication system. The service processing method includes: receiving a request message initiated by a user equipment (UE); and changing a current default bearer of the UE according to the received request message, to a bearer corresponding to a service that the UE needs to obtain in a current serving cell. The communication device includes: a generating unit, configured to generate a request message, where the request message carries information indicating a service required by a UE; and a sending unit, configured to send the request message generated by the generating unit to a network side, where the network side changes a current default bearer of the UE according to the information carried in the request message, to a bearer corresponding to a service that the UE needs to obtain in a current serving cell. | 04-19-2012 |
20120100823 | METHOD, SYSTEM, NETWORK SIDE DEVICE, AND UE OF MANAGING CSG MEMBERSHIP - The present invention discloses a method, system, network side device, and UE of managing CSG membership. The method includes: detecting, by a network side, a change of CSG membership of a UE when the UE camps on a CSG cell and establishes a default bearer; and when detecting the change of the CSG membership of the UE, triggering, by the network, a Detach procedure between the network side and the UE by using an existing path between the network side and the UE, and indicating state information about the CSG membership of the UE, where the state information is used to instruct the UE to perform an operation with respect to the change of the CSG membership according to the state information. | 04-26-2012 |