Patent application number | Description | Published |
20130072210 | LTE and LTE-Advanced UL Power Control - A method for LTE and LTE-A uplink power control includes open loop power control where user equipment UE measures downlink pathloss which is sent to an eNodeB that determines uplink UL transmit power based on the downlink pathloss. | 03-21-2013 |
20130122923 | Method and System for Customizable Flow Management in a Cellular Basestation - A method for customizable flow management in a cellular basestation is disclosed. The method includes configuring a framework on a cellular basestation; and executing customized flow management functions through the framework by an external entity. Other methods, apparatuses, and systems also are disclosed. | 05-16-2013 |
20130155935 | Method for Multicast Video Delivery for 4G Cellular Networks - A method for video multicast delivery for 4g wireless networks includes collecting client feedback and obtaining supportable modulation and coding scheme MCS for each client over a base station of wireless network, prioritizing video packets for said clients and setting a utility for each of the video packets; performing a radio resource allocation for determining a utility optimization for transmitted frames of the video packets; and assigning an MCS to each transmitted frame of the video packets, responsive to step performing a radio resource allocation | 06-20-2013 |
20130237239 | Radio Access Network Sharing - A method implemented in an apparatus used in a radio access network (RAN) sharing system including a plurality of basestations is disclosed. The method includes estimating resource requirement or demand of one or more entities in each base station according to feedback from the plurality of basestations, computing resource allocation for said one or more entities, and enforcing the computed resource allocation using basestation-level virtualization. Other methods, apparatuses, and systems also are disclosed. | 09-12-2013 |
20130254805 | Opportunistic Video Advertisement from Clients Cache - Advertisements are shown to users when the queue underflows to avoid video stalls in players/plugins so users see minimum disruption in video quality. The advertisements are pre-fetched and cached at the mobile phone to schedule them during queue underflows. If there is no congestion in the network, the queue does no underflow and advertisements are shown only to meet ad contracts. During network congestion or disruption, the queue might underflow and specific advertisements are shown to equalize network unavailability until sufficient video data has been received. | 09-26-2013 |
20140087783 | Uplink Power Control - A method for uplink power control implemented in a wireless communications system including one or more user equipment, a serving base station, and at least one neighboring base station is disclosed. The method comprises measuring, at each user equipment, pathloss, sending, from each user equipment to the serving base station, the pathloss, and determining, at the serving base station, uplink transmit power based on the pathloss. Other methods, systems, and apparatuses also are disclosed. | 03-27-2014 |
20140233485 | Method and System for Customizable Flow Management in a Cellular Basestation - A basestation used in a wireless communications system is disclosed. The basestation includes a plurality of flow management schedulers, wherein the base station receives an indication of function selection from an entity, and wherein the base station chooses for the entity one of the plurality of flow management schedulers according to the indication of function selection. Other methods, apparatuses, and systems also are disclosed. | 08-21-2014 |
20140286164 | FLOW MANAGEMENT FOR DATA STREAMS OVER CELLULAR NETWORKS - Methods and systems for data flow control include establishing a first connection between a gateway and a network client responsive to a connection request from the network client; establishing a second connection between the gateway and a server specified by the connection request; determining a user class for the network client based on a level of network congestion detected at the gateway based on throughput and round-trip-time delays; modifying a data flow received at the gateway on the second connection to remove data from the flow based on the determined user class of the network client; and transmitting the modified data flow to the network client via the first connection. | 09-25-2014 |
Patent application number | Description | Published |
20130131501 | NEURO-VASCULATURE ACCESS SYSTEM AND DEVICE - A neuro-vasculature access system and device for placing a cannula adjacent to a nerve. The neuro-vasculature access system and device includes a needle injector pivotally attached to an ultrasound transceiver which is operated to place a sterilizable needle or needle/cannula unit within the neuro-vasculature of a patient by a single user-device operator in which the neuro-vasculature is made visible in a monitor image by ultrasound insonification. A guidance template having an expected path trajectory is overlaid on at least one of a transverse short axis, a longitudinal long axis, or a three-dimensional image of the neuro-vasculature and predicts path of the needle or needle with overlapping cannula when it undergoes movement implemented by a controller located on the needle injector. The needle injector, ultrasound transceiver, and needle or needle/cannula unit may be contained within a flexible sheath capable of being sterilized. | 05-23-2013 |
20130131502 | BLOOD VESSEL ACCESS SYSTEM AND DEVICE - An access system and device having a needle injector pivotally attached to an ultrasound transceiver is operated to place a sterilizable needle or needle/cannula unit within a blood vessel by a single user-device operator in which the blood vessel is made visible in a monitor image by ultrasound insonification. A guidance template having an expected path trajectory is overlapped on at least one of a transverse short axis, a longitudinal long axis, or a three-dimensionally imaged blood vessel that illustrates the predicted path of the needle or needle with overlapping cannula when it undergoes movement implemented by a controller located on the needle injector. In alternate embodiments the needle injector, ultrasound transceiver, and needle or needle/cannula unit may be contained within a flexible sheath that is capable of being sterilized. | 05-23-2013 |
20130131597 | CARTRIDGE FOR A BLOOD VESSEL ACCESS SYSTEM AND DEVICE - A cartridge for use with a blood vessel access system and device. The cartridge includes a slideable needle mount and a slideable cannula mount, the slideable needle mount having a needle in slideable connection with a lumen of a cannula held by the needle mount. The slideable needle mount and the slideable cannula mount are removeably attachable with separate moveable platforms of a needle injector that is pivotally attached to a handheld ultrasound transceiver in signal communication with a computer processing unit connected with a monitor. Upon insonification of a patient's vasculature using the handheld ultrasound transceiver pressed against the surface of the patient, needle injection and subsequent cannulation of a targeted blood vessel appearing on the monitor is accomplished by deploying the needle and cannula from the cartridge via motorization of the moveable platforms that is initiated by the user operating a controller on the device's needle injector. | 05-23-2013 |
Patent application number | Description | Published |
20150301887 | HIGH-SPEED MULTI-BLOCK-ROW LAYERED DECODER FOR LOW DENSITY PARITY CHECK (LDPC) CODES - High-speed multi-block-row layered decoding for low density parity check (LDPC) codes is disclosed. In a particular embodiment, a method, in a device that includes a decoder configured to perform an iterative decoding operation, includes processing, at the decoder, first and second block rows of a layer of a parity check matrix simultaneously to generate a first output and a second output. The method includes performing processing of the first output and the second output to generate a first result of a first computation and a second result of a second computation. A length of a “critical path” of the decoder is reduced as compared to a critical path length in which a common feedback message is computed. | 10-22-2015 |
20150301985 | LOW COMPLEXITY PARTIAL PARALLEL ARCHITECTURES FOR FOURIER TRANSFORM AND INVERSE FOURIER TRANSFORM OVER SUBFIELDS OF A FINITE FIELD - Low complexity partial parallel architectures for performing a Fourier transform and an inverse Fourier transform over subfields of a finite field are described. For example, circuits to perform the Fourier transforms and the inverse Fourier transform as described herein may have architectures that have simplified multipliers and/or computational units as compared to traditional Fourier transform circuits and traditional inverse Fourier transform circuits that have partial parallel designs. In a particular embodiment, a method includes, in a data storage device including a controller and a non-volatile memory, the controller includes an inverse Fourier transform circuit having a first number of inputs coupled to multipliers, receiving elements of an input vector and providing the elements to the multipliers. The multipliers are configured to perform calculations associated with an inverse Fourier transform operation. The first number is less than a number of inverse Fourier transform results corresponding to the inverse Fourier transform operation. | 10-22-2015 |
20150303942 | INTERLEAVED LAYERED DECODER FOR LOW-DENSITY PARITY CHECK CODES - A controller is configured to access information to generate data blocks. The controller includes a data block interleaver and a low-density parity check (LDPC) decoder. The data block interleaver is configured to interleave the data blocks to generate interleaved data blocks. The LDPC decoder is configured to decode the interleaved data blocks. | 10-22-2015 |
20150326249 | MODIFIED TRELLIS-BASED MIN-MAX DECODER FOR NON-BINARY LOW-DENSITY PARITY-CHECK ERROR-CORRECTING CODES - A decoder includes a syndrome value calculator configured to generate multiple syndrome values. The decoder further includes a check node to variable node message generator that is coupled to the syndrome value calculator. The check node to variable node message generator is configured to generate multiple check node to variable node messages in a single clock cycle based on the multiple syndrome values. | 11-12-2015 |
20150381204 | ENCODER WITH TRANSFORM ARCHITECTURE FOR LDPC CODES OVER SUBFIELDS USING MESSAGE MAPPING - A low-density parity-check (LDPC) encoder is configured to encode data for storage into a non-volatile memory of a data storage device. The LDPC encoder includes a message mapping circuit configured to receive an input message and to generate a mapped message based on the input message. The LDPC encoder also includes a matrix multiplier circuit configured to multiply the mapped message with columns of a Fourier transform of an LDPC generator matrix to generate at least a portion of a transform of an LDPC codeword. The LDPC encoder is configured to provide the transform of the LDPC codeword to an inverse Fourier transform circuit to generate the LDPC codeword. | 12-31-2015 |
20150381205 | ENCODER FOR QUASI-CYCLIC LOW-DENSITY PARITY-CHECK CODES OVER SUBFIELDS USING FOURIER TRANSFORM - A quasi-cyclic low-density parity-check (QC-LDPC) encoder includes a Fourier transform circuit configured to receive an input message and to generate a transformed message based on the input message. The transformed message includes leading symbols with indices corresponding to leading elements of cyclotomic cosets of a finite field with respect to a subfield. The QC-LDPC encoder further includes a matrix multiplier circuit configured to multiply the leading symbols of the transformed message by leading symbols of a transformed LDPC generator matrix to generate leading symbols of transformed parity symbols associated with an LDPC codeword. The QC-LDPC encoder is configured to provide the leading symbols of the transformed parity symbols to an inverse Fourier transform circuit to generate parity information of the LDPC codeword. | 12-31-2015 |