Patent application number | Description | Published |
20110049614 | SUPER JUNCTION TRENCH POWER MOSFET DEVICES - In a super junction trench power MOSFET (metal oxide semiconductor field effect transistor) device, a column of p-type dopant in the super junction is separated from a first column of n-type dopant by a first column of oxide and from a second column of n-type dopant by a second column of oxide. In an n-channel device, a gate element for the FET is advantageously situated over the column of p-type dopant; and in a p-channel device, a gate element for the FET is advantageously situated over the column of n-type dopant. | 03-03-2011 |
20110053326 | SUPER JUNCTION TRENCH POWER MOSFET DEVICE FABRICATION - Methods of fabricating a super junction trench power MOSFET (metal oxide semiconductor field effect transistor) device are described. A column of p-type dopant in the super junction is separated from a first column of n-type dopant by a first column of oxide and from a second column of n-type dopant by a second column of oxide. In an n-channel device, a gate element for the FET is advantageously situated over the column of p-type dopant; and in a p-channel device, a gate element for the FET is advantageously situated over the column of n-type dopant. | 03-03-2011 |
20110089485 | SPLIT GATE SEMICONDUCTOR DEVICE WITH CURVED GATE OXIDE PROFILE - A split gate semiconductor device includes a trench gate having a first electrode region and a second electrode region that are separated from each other by a gate oxide layer and an adjacent dielectric layer. The boundary of the gate oxide layer and the dielectric layer is curved to avoid a sharp corner where the gate oxide layer meets the sidewalls of the trench. | 04-21-2011 |
20110210406 | STRUCTURES OF AND METHODS OF FABRICATING SPLIT GATE MIS DEVICES - A split gate field effect transistor device. The device includes a split gate structure having a trench, a gate electrode and a source electrode. A first poly layer is disposed within the trench and is connected to the gate electrode. A second poly layer connected to the source electrode, wherein the first poly layer and the second poly layer are independent. | 09-01-2011 |
20120211828 | HYBRID SPLIT GATE SEMICONDUCTOR - In an embodiment in accordance with the present invention, a semiconductor device includes a vertical channel region, a gate at a first depth on a first side of the vertical channel region, a shield electrode at a second depth on the first side of the vertical channel region, and a hybrid gate at the first depth on a second side of the vertical channel region. The region below the hybrid gate on the second side of the vertical channel region is free of any electrodes. | 08-23-2012 |
20120220092 | METHOD OF FORMING A HYBRID SPLIT GATE SIMICONDUCTOR - Method of forming a Hybrid Split Gate Semiconductor. In accordance with a method embodiment of the present invention, a plurality of first trenches is formed in a semiconductor substrate to a first depth. A plurality of second trenches is formed in the semiconductor substrate to a second depth. The first plurality of trenches are parallel with the second plurality of trenches. The trenches of the plurality of first trenches alternate with and are adjacent to trenches of the plurality of second trenches. | 08-30-2012 |
Patent application number | Description | Published |
20090041138 | EFFICIENT CQICH TRANSPORT FORMAT - An efficient channel quality indicator channel (CQICH) transport method and system are disclosed. The CQICH transport method defines five types of CQI transport formats, to cover known cases of CQI feedback. The CQICH transport method further defines the format of transportation, which enables any of the five types of CQI transport formats to be transmitted. | 02-12-2009 |
20090041148 | OPEN LOOP MU-MIMO - A unified open loop single-user/multiple-user multiple-input-multiple-output (MIMO) system and method are disclosed. The system and method operate without use of channel state information feedback. Instead, the method utilizes channel quality indicator feedback to schedule users to spatial resource blocks. Both symmetric multi-user MIMO schemes (like 2×2 and 4×4) and asymmetric multi-user MIMO schemes are considered. CQI feedback and reduction proposals are also introduced. The method may be used in a proposed network topology. | 02-12-2009 |
20090042617 | BEAM SELECTION IN OPEN LOOP MU-MIMO - A beam selection method in open loop MU-MIMO is disclosed, for an asymmetric antenna configuration. The proposed beam selection method employs limited feedback, as compared with single-user closed-loop MIMO and multiple-user closed-loop MIMO, in which the base station requires channel state information (CSI). The multi-user MIMO beam selection method selects the portion of beams from candidate beams for data transmission, meaning that the base station is training M beams. From this, the subscriber station selects N beams from the total M beams, with N≦M. | 02-12-2009 |
20090047987 | METHOD AND APPARATUS FOR ALLOCATING POWER IN A MU-MIMO COMMUNICATION SYSTEM - Machine-readable media, methods, apparatus and system for allocating power in a MU-MIMO communicating system are described. In some embodiments, an apparatus of a base station in the MU-MIMO communication system may comprise: a power calculating logic to calculate a power for each user of a plurality of users communicating with the base station in the MU-MIMO system, based upon an average power and a power increment. The power calculating logic may further comprise an average power logic to calculate the average power among the plurality of users based upon a total power for the base station to communicate with the plurality of users, and a power increment logic to determine the power increment for the each user based upon at least one of a fairness algorithm and a throughput algorithm, and wherein different users of the plurality of users having different long-term signal to interference plus noise ratios (SINRs) are calculated with different powers. The apparatus may further comprise a power allocating logic to allocate the power to the each user. | 02-19-2009 |
20100329316 | Techniques for transmission of channel quality data in wireless systems - An embodiment of the present invention provides an apparatus, including a transceiver adapted for use in a wireless network using a fast feedback channel design that incorporates a 2-two level adaptive fast feedback channel framework separating uplink (UL) fast feedback channels into primary and secondary UL fast feedback channels. | 12-30-2010 |
20130130921 | Kit, a Device and a Method for Detecting Copy Number of Fetal Chromosomes or Tumor Cell Chromosomes - The invention relates to a kit, a device and a method for detecting the copy number of fetal chromosomes and tumor cell chromosomes. The method for detecting the copy number of fetal chromosomes or tumor cell chromosomes of the invention includes the following steps: collecting maternal plasma or plasma of tumor patient; separating the plasma from blood cells in blood; preparing Deoxyribonucleic Acids (DNA) in the plasma into a sequencing library; sequencing the DNA sequencing library; comparing a sequencing result with a genomic sequence map to determine which chromosome the DNA sequence comes from and the length of each DNA sequence; and calculating the ratio of the DNA segments from the chromosomes to be detected to all DNA segments in the same sample by a sequencing and comparison result of DNA, correcting the ratio according to a GC content of the DNA segments from the chromosomes to be detected, and calculating the variation of the corrected ratio of the DNA segments from the chromosomes to be detected in a sample to be detected, and determining the copy number of the chromosomes to be detected according to degree of variation. | 05-23-2013 |
20140002933 | MODULAR MULTILEVEL CONVERTER VALVE PROTECTION METHOD | 01-02-2014 |
20140064391 | UPLINK NOISE ESTIMATION FOR VIRTUAL MIMO - A system and methods for estimating a noise power level in an uplink signal for a virtual MIMO system is disclosed. The system comprises a demodulation reference signal (DMRS) module configured to obtain a DMRS receive symbol from the uplink signal and determine a DMRS sequence for a first UE in the virtual MIMO system. An autocorrelation module is configured to calculate an average autocorrelation value for the subcarriers in the uplink signal. A cross-correlation module is configured to calculate first and second cross-correlation values of the uplink signal R | 03-06-2014 |
20140234850 | DNA FRAGMENT DETECTION METHOD, DNA FRAGMENT DETECTION KIT AND THE USE THEREOF - The disclosure claims a cleaved Deoxyribonucleic acid (DNA) detection method, a DNA fragment detection kit and use thereof. Wherein, the method includes the steps of: designing primers according to a test site or a test region of the DNA fragment; cyclizing the DNA fragment to obtain acyclized DNA; implementing Polymerase Chain Reaction (PCR) amplification for the cyclized DNA by using the primers; and detecting the PCR amplification product. In the disclosure, by cyclizing the DNA fragment, the amplification can be implemented even if only one PCR primer can match with a template, thus, the adaption range and effective template amount of the primer amplification can be greatly increased, and the detection sensitivity of the DNA fragment can be greatly improved. | 08-21-2014 |
Patent application number | Description | Published |
20110127935 | Drive unit - The present invention relates to a drive unit for at least one electric motor. The drive unit comprises: a control power supply (+18V) for supplying the drive unit with control power, a power source ( | 06-02-2011 |
20140237569 | DATA STORAGE SYSTEM AND METHOD FOR SECURITY INFORMATION INTERACTION - The present invention proposes a data storage system and method used for the security information interaction. Said data storage system used for the security information interaction comprises a security information storage device, an unlock password generating device and an unlock server. The data storage system and method used for the security information interaction disclosed in the present invention reduce the potential security risks due to the divulgement of unlock passwords, and reduce the complexity of the unlock process, as well as reduce to the potential security risks existed in the generating and writing process of the unlock password on the whole. | 08-21-2014 |
20150038704 | METHOD FOR PREPARING RIVAROXABAN INTERMEDIATE - A method for preparing a Rivaroxaban intermediate I is presented, including the following step: in a non-protonic solvent, under the effect of lewis acid, performing cyclization reaction on 4-(4-phenyl isocyanate)morpholine-3-ketone (II) and (S)-epoxy compound (III), the reaction temperature ranging from 20° C. to 60° C., where R is amino replaced by amino protecting group. The preparation method of the present invention has a mild condition, a simple process, a low cost, and high efficiency; the product is easy to purify and the method is applicable to industrial production. | 02-05-2015 |
Patent application number | Description | Published |
20120136938 | Method and Apparatus for Call Proceeding in Call Control of Application Server - The invention discloses a method for call proceeding in call control of an application server, comprising: the application server sending an Offer message to a second party after making a media consultation with a first party; the application server receiving an Answer message sent from the second party, and transforming the Answer message into the Offer message and then sending to the first party, wherein, the Offer message carries a confirmation request for a Precondition state of the first party; the application server receiving the Answer message sent from the first party, wherein, the Answer message carries a confirmation response to the Precondition state from the first party; when determining that the Answer message meets a condition for transforming the Answer message, the application server transforming the Answer message into the Offer message and then sending to the second party. | 05-31-2012 |
20120163579 | Method and application server for obtaining the users' capability in third party call control - The present disclosure provides a method and an Application Server (AS) for obtaining user's capability in Third Party Call Control (3PCC), and the method comprises: when a user performs 3PCC, an AS stores the media information of the user; the AS performs media negotiation with the user according to the stored media information of the user. The application of the present disclosure solves the problem of the high failure probability of media negotiation caused by the current incorrect method for obtaining the user's media capability, and improves the utilization experience of users. | 06-28-2012 |
20120172069 | Method and System for Media Modification - The present invention discloses a method and system for media modification, which is used for solving the problem that it is not considered during media modification whether the user confirmation or precondition of media modification is required, thereby resulting in technical defects, such as possible bearing resource embezzlement, producing redundancy, etc. The present invention regards the 200OK message of Re-INVITE as the confirmed time point of the media addition and/or modification; in the case that there is a precondition and the user confirmation is not required, the time point when the precondition is satisfied is regarded as the confirmed time point of the media component addition and/or existing media component modification; in the case that there is a precondition and the user confirmation is required, the 200OK response message of the Re-INVITE message is regarded as the confirmed time point of the media component addition and/or existing media component modification. | 07-05-2012 |
20120266240 | Method and apparatus for filtering malicious call completion indicator and calling-side network device - A method for filtering a malicious call completion indicator in a CCBS service is provided, in which a calling-side network device rejects the current call request or removes the call completion indicator information from the call request and then forwards the call request, when determining the call request carries the information. The disclosure also provides a corresponding apparatus, which includes a reception unit configured to receive a call request, a detection unit configured to detect the call request and to trigger the rejection unit when determining that the call request carries call completion indicator information and a rejection unit configured to reject the current call request. A calling-side network device is also provided. According to the disclosure, the sequence for accessing the calls from calling subscribers to a called subscriber is well kept, thus assuring fairness of the call access and avoiding preferential call access of malicious subscribers. | 10-18-2012 |
20120282897 | Method and system for accessing completion of call to busy subscriber service based on identity - A method for accessing a CCBS service based on an identity comprises: when receiving a call invite and determining that the call invite includes a call completion indicator, a Terminating Application Server (T_AS) authenticates the identity of a caller initiating the call invite, allows the access of the caller when the identity authentication is passed; and rejects the access of the caller when the identity authentication is failed. A system for accessing a CCBS service based on an identity comprises: a receiving unit, configured to receive a call invite and to trigger the authenticating unit when determining that the call invite includes a call completion indicator; an authenticating unit, configured to authenticate the identity of a caller in the call invite, to trigger the accessing unit when the authentication is passed and to trigger the rejecting unit when the authentication is failed; an accessing unit, configured to access the call from the caller; and a rejecting unit, configured to reject access of the call from the caller. A call access device is provided. The disclosure fully ensures the call order of accessing a calling subscriber to a called subscriber, embodies the call access justification and prevents the preferential call access right of a malicious subscriber. | 11-08-2012 |
20130173831 | PROTECTING CIRCUIT FOR BASIC INPUT OUTPUT SYSTEM CHIP - A protecting circuit for a basic input output system (BIOS) chip of a computer includes a platform controller hub (PCH), an inverting circuit connected to the PCH, a BIOS socket to connect the BIOS chip, and a controlling circuit connected between the inverting circuit and the BIOS socket. The PCH outputs a first signal or a second signal, and a third signal. The inverting circuit outputs an inverted signal with a level contrary to the first or second signal. The controlling circuit receives the first or second signal and the inverted signal, to output a processing signal to the BIOS socket, thereby controlling write-protection states of the BIOS chip. | 07-04-2013 |
20140184348 | CIRCUIT FOR ADJUSTING FREQUENCY OF CRYSTAL OSCILLATOR - A circuit for adjusting frequency of a crystal oscillator includes a basic input output system (BIOS), a platform controller hub (PCH), a buffer, and a capacitor module with a number of capacitors. The crystal oscillator is connected to clock pins of the PCH. An input pin of the buffer is connected to the crystal oscillator. A first end of the each of the capacitors is connected to an output pin of the buffer. A second end of the each of the capacitors is grounded. The buffer includes two enable pins and a control unit controlled by the enable pins. The enable pins of the buffer receive a control signal from the PCH according to the BIOS, and control the control unit to appoint the corresponding capacitor of the capacitor module to be connected to the input pin of the buffer. | 07-03-2014 |
20140297879 | METHOD AND SYSTEM FOR TELECOM NETWORK PROVIDING SESSION SERVICE TO INTERNET - A method for a telecom network to provide a session service to an internet is disclosed. The internet is connected with the telecom network via an access gateway or via an access-side device which has been updated to support an internet application protocol. The method includes: an internet user establishes a session with a telecom user or another internet user through the telecom network. A system for a telecom network to provide a session service to an internet is also disclosed. In the disclosure, the access-side device of the telecom network is updated to enable the access-side device to support the internet application protocol, and the internet and the telecom network are converged, thereby providing the session service to the internet user. The disclosure facilitates the internet user to use the session service. | 10-02-2014 |
20140376544 | METHOD AND SYSTEM FOR CONVERGING CALL - A method for converging a call is disclosed. A non IP-Multimedia-Subsystem (IMS) network is provided with a non IMS network interworking device, by which the non IMS network is converged with a Voice over Internet Protocol (VoIP) network. The method further includes: when the non IMS network determines that a callee receiving a call request is a convergence call user, the non IMS network forwards the call request to the VoIP network; and the VoIP network initiates a call to the callee. A system for converging a call which implements the aforementioned method is further disclosed. The disclosure takes full advantage of the service characteristic of the convergence network, so as to supply users with convenient service access implementation and reduce the service charge. | 12-25-2014 |