Patent application number | Description | Published |
20120257523 | DYNAMIC RECEIVE DIVERSITY SWITCHING - Dynamically control of receive diversity switching in a user equipment (UE) is disclosed. By dynamically controlling the switching between enabling and disabling the receive diversity, power consumption in UEs, such as smart phones and other mobile devices may be reduced. Control is based, at least in part, on measurements for data activity performed by the UE. When the UE finds measurements that would suggest data activity, the UE will switch to enable a receive diversity state when conditions are available for the switch. Similarly, when the UE finds measurements that would suggest data inactivity, the UE will switch to disable the receive diversity state when conditions are available for the switch. | 10-11-2012 |
20130324179 | METHODS AND APPARATUS FOR SIRE-BASED ULTPC REJECTION - Disclosed are methods and apparatus for rejecting unreliable downlink (DL) transmit power control (TPC) commands based on signal-to-interference-ratio estimates (SIRE). The method includes receiving by a user equipment (UE) a DL transmit power control (TPC) command from a base station; calculating a signal-to-interference ratio estimate (SIRE) for the DL channel; determining a scaling factor for a DLTPC rejection threshold based on the DL channel SIRE; adjusting the DLTPC rejection threshold based on the determined scaling factor; and rejecting or accepting the DLTPC command based on the adjusted DLTPC rejection threshold. | 12-05-2013 |
20130324180 | METHODS AND APPARATUS FOR DLTPC REJECTION IN DOWNLINK WINDUP MODE - Disclosed are methods and apparatus for rejecting unreliable downlink (DL) transmit power control (TPC) commands in windup mode. In one aspect, the method includes receiving by a user equipment (UE) a plurality of DLTPC commands from a base station, analyzing on one or more transmitted uplink (UL) TPC commands, detecting a windup mode based on the one or more DLTPC and ULTPC commands, and rejecting one or more DLTPC down commands in the windup mode. | 12-05-2013 |
20140078909 | APPARATUS AND METHOD FOR DETECTION OF A DEDICATED CONTROL CHANNEL (DCCH) - Apparatus and methods for wireless communication that includes measuring energy on a first path metric and second path metric, comparing the energy on the first path metric and second path metric to a predetermined threshold and determining if Dedicated Control Channel (DCCH) energy is present. | 03-20-2014 |
20140078917 | APPARATUS AND METHOD FOR ASSESSING DECODE RELIABILITY OF RADIO TRANSMISSIONS - Disclosed are an apparatus and method for assessing decode reliability of voice, data and control channel transmissions. In an aspect, the apparatus and method are configured to receive one or more radio frames or parts of a frame on a downlink channel; demodulate the received one or more frames or parts of the frame; decode the demodulated one or more frames or parts of the frame; compute one or more demodulator-based metrics and one or more decoder-based metrics; combine the one or more demodulator-based metrics and the one or more decoder-based metrics using a reliability function that assesses reliability of the decoded one or more frames or parts of the frame; and accept or reject the decoded one or more frames or parts of the frame based on the assessment of the reliability of the decoded frames or parts of the frame. | 03-20-2014 |
20140185591 | POWER CONTROL WITH DYNAMIC TIMING UPDATE - Methods and apparatuses for wireless communication include determining whether to move a receive window by more than a change in an uplink transmit timing of a user equipment (UE). The methods and apparatuses further include moving the receive window by an amount larger than the change in the uplink transmit timing when a determination is made to move the receive window by more than the change in the uplink transmit timing. Moreover, the methods and apparatuses include identifying at least one cell with receive time within the receive window at the UE. | 07-03-2014 |
20140273866 | METHOD AND APPARATUS FOR CONTROLLING RECEIVE DIVERSITY ON A WIRELESS DEVICE - Techniques for controlling receive diversity on a wireless device are disclosed. In one aspect, one or more thresholds are determined based on one or more parameters. One or more other parameters are compared against the one or more thresholds to determine whether to enable or disable receive diversity. For example, a wireless device may determine a threshold value based on a first parameter related to communication of the wireless device. The wireless device may decide to enable or disable receive diversity based on a second parameter and the threshold value. The wireless device may receive data transmission with receive diversity when a decision is made to enable receive diversity. The first parameter may relate to characteristics of data being received by the wireless device and may be represented by percentage downlink utilization. The second parameter may relate to channel conditions and may be represented by an improvement in received signal quality with receive diversity enabled. | 09-18-2014 |
20140307563 | APPARATUS AND METHODS OF PROCESSING A PROTOCOL DATA UNIT - Methods and apparatus for processing data received at a user equipment comprises determining a protocol data unit (PDU)-specific Layer 1 decoding metric of a Layer 1 decoded PDU. The methods and apparatus further comprises determining whether to perform a Layer 2 decoding of the Layer 1 decoded PDU based on the PDU-specific Layer 1 decoding metric. | 10-16-2014 |
20150071081 | APPARATUSES AND METHODS FOR UPLINK POWER CONTROL IN WIRELESS COMMUNICATION - Aspects of the disclosure provide techniques for improving uplink transmit power control at a user equipment (UE). When the UE is communicating with multiple cells using Multi-flow High-Speed Downlink Packet Access (MF-HSDPA), the UE may control its uplink power based on an improved MF-HSDPA uplink power control algorithm, which is different from an or-of-downs (OOD) transmit power control. In handover, a UE may determine its transmit power to be less than a transmit power requested by a high-speed cell and more than an OOD transmit power. | 03-12-2015 |
Patent application number | Description | Published |
20090203339 | METHODS AND APPARATUS FOR PREDICTING A CHANNEL QUALITY INDICATOR IN A COMMUNICATION SYSTEM - Disclosed are methods and apparatus for predicting a channel quality indicator in a communication system, and in particular a delayed receiver. A disclosed method for determining the predictive channel quality indicator for a delayed receiver includes determining at least one channel quality indicator from a non-delayed receiver. The method also includes determining another channel quality indicator from the delayed receiver, and then calculating the predictive channel quality indicator for the delayed receiver through a function of the channel quality indicators from the non-delayed receiver and the channel quality indicator from the delayed receiver. Corresponding apparatus are also disclosed. | 08-13-2009 |
20100158175 | METHOD AND APPARATUS FOR FILTERING NOISY ESTIMATES TO REDUCE ESTIMATION ERRORS - Techniques for filtering noisy estimates to reduce estimation errors are described. A sequence of input values (e.g., for an initial channel impulse response estimate (CIRE)) is filtered with an infinite impulse response (IIR) filter having at least one coefficient to obtain a sequence of output values (e.g., for a filtered CIRE). The coefficient(s) are updated based on the sequence of input values with an adaptive filter, a bank of prediction filters, or a normalized variation technique. To update the coefficient(s) with the adaptive filter, a sequence of predicted values is derived based on the sequence of input values. Prediction errors between the sequence of predicted values and the sequence of input values are determined and filtered to obtain filtered prediction errors. The coefficient(s) of the IIR filter are then updated based on the prediction errors and the filtered prediction errors. | 06-24-2010 |
20100273427 | METHOD AND APPARATUS FOR FILTERING NOISY ESTIMATES TO REDUCE ESTIMATION ERRORS - Techniques for filtering noisy estimates to reduce estimation errors are described. A sequence of input values (e.g., for an initial channel impulse response estimate (CIRE)) is filtered with an infinite impulse response (IIR) filter having at least one coefficient to obtain a sequence of output values (e.g., for a filtered CIRE). The coefficient(s) are updated based on the sequence of input values with an adaptive filter, a bank of prediction filters, or a normalized variation technique. To update the coefficient(s) with the adaptive filter, a sequence of predicted values is derived based on the sequence of input values. Prediction errors between the sequence of predicted values and the sequence of input values are determined and filtered to obtain filtered prediction errors. The coefficient(s) of the IIR filter are then updated based on the prediction errors and the filtered prediction errors. | 10-28-2010 |
20110090946 | EQUALIZER IN A WIRELESS COMMUNICATION SYSTEM - Techniques for performing equalization at a receiver are described. In an aspect, equalization is performed by sub-sampling an over-sampled input signal to obtain multiple sub-sampled signals. An over-sampled channel impulse response estimate is derived and sub-sampled to obtain multiple sub-sampled channel impulse response estimates. At least one set of equalizer coefficients is derived based on at least one sub-sampled channel impulse response estimate. At least one sub-sampled signal is filtered with the at least one set of equalizer coefficients to obtain at least one output signal. One sub-sampled signal (e.g., with largest energy) may be selected and equalized based on a set of equalizer coefficients derived from an associated sub-sampled channel impulse response estimate. Alternatively, the multiple sub-sampled signals may be equalized based on multiple sets of equalizer coefficients, which may be derived separately or jointly. The equalizer coefficients may be derived in the time domain or frequency domain | 04-21-2011 |
20110165907 | APPARATUS, SYSTEM, AND METHOD FOR MANAGING TRANSMISSION POWER IN A WIRELESS COMMUNICATION SYSTEM - An apparatus, system, and method efficiently manage transmission power in a user equipment (UE) device by maintaining and applying an authorized power level to determine a transmission power level after a power limited transmission and before a new power control command has been received. The UE device maintains the authorized power level by monitoring and adjusting the authorized power level based on received power control commands. After a power limited transmission where the maximum power level is less than the authorized power level, the UE device determines the transmission power level for the next transmission based on the authorized power level. Accordingly, after the power limiting situation has ceased, the UE device transmits at the optimum power level eliminating the inefficiencies of transmitting at a lower than authorized power before the next power control command is received. | 07-07-2011 |
Patent application number | Description | Published |
20080313347 | Optimizations for TCP connection setup and teardown - In one embodiment, a first network device receives a control message in a first protocol from a client, the control message in the first protocol being addressed to a second network device. The first network device identifies an existing connection in a second protocol that is associated with the second network device. The first network device establishes a connection in the first protocol with the client according to a status of the existing connection in the second protocol that is associated with the second network device. | 12-18-2008 |
20090003334 | ANALYZING A NETWORK WITH A CACHE ADVANCE PROXY - In an example embodiment described herein, there is disclosed an implementation for analyzing a network having cache advance (CA) segments, such as a session control protocol (SCTP) pipe. The path between endpoints, e.g. a client on a first local area network (LAN) and a server on a second LAN, wherein the first and second LAN are coupled by an SCTP pipe, is determined and properties of the path are acquired. | 01-01-2009 |
20090104895 | DYNAMIC CONTACT LIST - In one embodiment, a system receives a user calling attribute and determines current information of a telephone. The system generates a dynamic contact list based on the user calling attribute and the current information. | 04-23-2009 |
20110142063 | MULTI-LINK TRANSPORT PROTOCOL TRANSLATION - A device may receive a packet at a network device, and may retrieve from a table, by using information in a header of the packet as keys, records that include communication performance statistics associated with transport protocols. In addition, the device may select, based on the records, a transport protocol with an optimum communication performance statistics among the transport protocols and send the packet in accordance with the selected transport protocol from the network device. | 06-16-2011 |
20110202673 | NETWORK CHARACTERISTIC-BASED COMPRESSION OF NETWORK TRAFFIC - A network optimization device may receive a stream of data and identify a selected compression dictionary from among a number of compression dictionaries based on the received stream of data. A receiving network device may be notified regarding the selected compression dictionary. The stream of data may be compressed using the selected compression dictionary and transmitted to the receiving device. | 08-18-2011 |
20120170522 | PARTIAL FAILURE MESSAGING - A system is configured to: receive a message from a gateway device; identify one or more sessions corresponding to an identifier included in the message; and clear the one or more corresponding sessions. The identifier may correspond to a part of the gateway device where a session is stored or maintained for a mobile device to connect to a server device. | 07-05-2012 |
20130003750 | ANALYZING A NETWORK WITH A CACHE ADVANCE PROXY - In an example embodiment described herein, there is disclosed an implementation for analyzing a network having cache advance (CA) segments, such as a session control protocol (SCTP) pipe. The path between endpoints, e.g. a client on a first local area network (LAN) and a server on a second LAN, wherein the first and second LAN are coupled by an SCTP pipe, is determined and properties of the path are acquired. | 01-03-2013 |
20130318237 | DYNAMIC CONTACT LIST - A system that can store attributes from a plurality of past communications by a terminal device to one or more recipients. The system can also identify a routine based on the stored attributes. The system can also generate a contact list including at least one of the one or more recipients according to the routine. The system can also output the contact list. The attributes may include identifications of one or more recipients of the plurality of past communications and an order in which the one or more recipients are communicated with from one or more locations of the terminal device during the plurality of past communications. | 11-28-2013 |
20150109931 | FLOW CONTROL SCHEME FOR PARALLEL FLOWS - A method includes a proxy device receiving from a source device a request to establish a flow to a destination device; generating, based on the request, a meta-packet that indicates that the flow to the destination device is to be proxied; determining whether a pre-established flow connecting the proxy device to another proxy device that leads toward the destination device exists; sending the meta-packet on the pre-established flow, when it is determined that the pre-established flow exists; receiving by the other proxy device, the meta-packet, and establishing the flow to the destination device based on the meta-packet, where the proxy devices assign one or more of a source address, a source port, a destination address, or a destination port, associated with the source device and the destination device, to the pre-established flow. | 04-23-2015 |
Patent application number | Description | Published |
20150263885 | METHOD AND APPARATUS FOR AUTOMATIC ENABLEMENT OF NETWORK SERVICES FOR ENTERPRISES - A network enablement engine includes a configuration engine operable to seamless integrate with different cloud management platforms and manage configuration for applications, servers, virtual machines, network services, or a combination thereof employing multiple methods and a stitching manager operable to automatically and dynamically stitch instances of one or more clouds based on a user's criteria. | 09-17-2015 |
20150263894 | METHOD AND APPARATUS TO MIGRATE APPLICATIONS AND NETWORK SERVICES ONTO ANY CLOUD - A method of cloud migration includes copying, by a cloud migration manager, a meta data and configuration associated with an application of an existing tier, bringing up, by the cloud migration manager, another tier, applying the copied metadata and configuration associated with the application of the existing tier to the another tier so that the another tier resembles the existing tier and re-directing traffic intended for the existing tier to the another tier. | 09-17-2015 |
20150263906 | METHOD AND APPARATUS FOR ENSURING APPLICATION AND NETWORK SERVICE PERFORMANCE IN AN AUTOMATED MANNER - A method of managing a service level agreement (SLA) of a data center includes receiving information from a plurality of SLA agents, aggregating the received information and automatically scaling-up or scaling-down network service, network application, or network servers of the data center to meet the SLA. | 09-17-2015 |
20150263960 | METHOD AND APPARATUS FOR CLOUD BURSTING AND CLOUD BALANCING OF INSTANCES ACROSS CLOUDS - A multi-cloud fabric includes a multi-cloud master controller of a first cloud being in communication with one or more other clouds through a respective local cloud controller, the multi-cloud master controller operable to balance traffic across the first cloud and one or more other clouds. | 09-17-2015 |
20150263979 | METHOD AND APPARATUS FOR A HIGHLY SCALABLE, MULTI-CLOUD SERVICE DEPLOYMENT, ORCHESTRATION AND DELIVERY - A Multi-cloud fabric includes an application management unit responsive to one or more applications from an application layer. The Multi-cloud fabric further includes a controller that is in communication with resources of a cloud. The controller is responsive to the received application and includes a processor operable to analyze the received application relative to the resources to cause delivery of the one or more applications to the resources dynamically and automatically. | 09-17-2015 |
20150263980 | METHOD AND APPARATUS FOR RAPID INSTANCE DEPLOYMENT ON A CLOUD USING A MULTI-CLOUD CONTROLLER - A multi-cloud fabric includes an application management unit responsive to one or more applications from an application layer. The multi-cloud fabric further includes a controller that is in communication with resources of a cloud. The controller is responsive to the received application and includes a processor operable to analyze the received application relative to the resources to cause delivery of the one or more applications to the resources dynamically and automatically. | 09-17-2015 |
20150264117 | PROCESSES FOR A HIGHLY SCALABLE, DISTRIBUTED, MULTI-CLOUD APPLICATION DEPLOYMENT, ORCHESTRATION AND DELIVERY FABRIC - A method of launching a controller unit in an Multi-Cloud Service Fabric includes launching a value added service (VAS) unit, launching a profiler, and sending tier event to the VAS unit with tier information. | 09-17-2015 |
Patent application number | Description | Published |
20090284218 | METHOD AND APPARATUS FOR AN ENLARGED WIRELESS CHARGING AREA - Exemplary embodiments are directed to wireless power transfer including a plurality of antenna circuits spatially arranged and each including an antenna configured to resonate and generate a near field coupling mode region thereabout in response to a driving signal from a power amplifier. The apparatus further includes a processor configured to control activation of resonance of each of the plurality of antenna circuits. The method for wirelessly charging includes driving a signal from a power amplifier and controlling activation of resonance of a plurality of antenna circuits spatially arranged and each including an antenna configured to resonate in response to the driving signal. | 11-19-2009 |
20090284227 | RECEIVE ANTENNA FOR WIRELESS POWER TRANSFER - Exemplary embodiments are directed to wireless power transfer to an electronic circuit including a wireless charging receive antenna comprising a first loop of an energy receiving conductor and at least another loop of said energy receiving conductor electrically coupled to the first loop. The loops form a multi-turn loop antenna to resonate at a wireless charging frequency and provide wirelessly received power to the electronic device. The multi-turn loop antenna is configured for affixing to a housing of the wireless device. | 11-19-2009 |
20100214184 | ANTENNA DEVICES AND SYSTEMS FOR MULTI-BAND COVERAGE IN A COMPACT VOLUME - A multi-band antenna device includes a primary antenna with a helical component and a folded component. A wire is formed in a helix to construct the helical component and a wire is formed in a folded-over fashion to form the folded component. The folded component is disposed inside the helix. The helical component and folded component may be formed with separate wires or as one continuous wire. The primary antenna is for resonating in multiple frequency bands including a first frequency band correlated with the helical component and a second frequency band correlated with the folded component. A secondary antenna may be included to provide diversity and possibly other frequency bands. The secondary antenna includes a planar inverted F antenna. | 08-26-2010 |
20110291490 | TUNABLE WIRELESS POWER DEVICE - Exemplary embodiments are directed to wireless power devices. A device may include a transmit antenna and a metallic structure spaced from and configured for detuning the transmit antenna. The device may further include a circuit for tuning the transmit antenna. | 12-01-2011 |
20120267960 | WIRELESS POWER TRANSMITTER TUNING - This disclosure provides systems, methods and apparatus for tuning a wireless power transmitter. In one aspect an apparatus configured to wirelessly provide power to a load is provided. The apparatus includes a transmit circuit including a transmit coil. The transmit circuit is configured to wirelessly provide power to the load. The transmit coil is configured to resonate at a resonant frequency. The transmit circuit has a reactance. The apparatus further includes a detection circuit configured to detect a change in the resonant frequency while providing power to the load. The apparatus further includes a tuning circuit configured to adjust the reactance based on the change. | 10-25-2012 |
20130077360 | SYSTEMS, METHODS, AND APPARATUS FOR RECTIFIER FILTERING FOR INPUT WAVEFORM SHAPING - This disclosure provides systems, methods, and apparatus for filtering of a rectifier in a wireless power receiver. In one aspect a wireless power receiver apparatus is provided. The receiver apparatus includes a coil circuit configured to wirelessly receive power via a wireless field. The receiver apparatus further includes a rectifier circuit configured to provide direct-current (DC) based at least in part on the received power. The receiver apparatus further includes a first filter circuit electrically connected between the coil and the rectifier circuit and configured to reduce emissions from the rectifier circuit and configured to maintain a first impedance presented by the rectifier circuit substantially equal to a second impedance presented to the coil circuit. The receiver apparatus further includes a band-stop filter circuit configured to electrically isolate emissions from the rectifier circuit. | 03-28-2013 |
20130077361 | SYSTEMS, METHODS, AND APPARATUS FOR RECTIFIER FILTERING FOR INPUT WAVEFORM SHAPING - This disclosure provides systems, methods, and apparatus for filtering of a rectifier in a wireless power receiver. In one aspect a wireless power receiver is provided. The wireless power receiver includes a rectifier circuit configured to provide direct-current (DC) based at least in part on a time-varying voltage generated via a wireless field provided from a wireless power transmitter. The wireless power receiver further includes a band-stop filter circuit configured to filter an output of the rectifier circuit and electrically isolate a capacitor from the rectifier circuit at an operating frequency. | 03-28-2013 |
20130119924 | MULTI-BAND TRANSMIT ANTENNA - This disclosure provides systems, methods and apparatus for tuning a transmit antenna for operation in a plurality of frequency bands. In one aspect, a transmitting antenna system is provided. The transmitting antenna system includes an active transmit antenna and a tunable passive antenna. The active antenna is configured to transmit a field over a plurality of operating frequencies. The passive antenna is configured to transmit a field over at least two frequencies of the plurality of operating frequencies. In one aspect, the tunable passive antenna includes a network of a plurality of reactive elements. In another aspect, the plurality of operating frequencies is selected from a set including a charging frequency, an NFC frequency, and a communication frequency. | 05-16-2013 |
20130154383 | SYSTEM AND METHOD FOR LOW LOSS WIRELESS POWER TRANSMISSION - Systems and methods for low loss wireless power transmission are described herein. In one aspect, a transmission coil for transmitting wireless power comprises a first and second spiral coil. Each spiral coil comprises a plurality of turns. A center of the first spiral coil to an outermost turn of the first spiral coil defines a first cross section, and a center of the second spiral coil to an outermost turn of the second spiral coil defines a second cross section. Portions of the first spiral coil along the first cross section and the second spiral coil along the second cross section have a mutual inductance with respect to a receive coil greater than 65% of a maximum mutual inductance along the first and second cross sections. The second spiral coil is counter-wound relative to the first spiral coil. | 06-20-2013 |
20140071571 | PROTECTION DEVICE AND METHOD FOR POWER TRANSMITTER - Aspects of a protection circuit and method are disclosed. A transmit circuit generates a power transmit signal for powering the transmit antenna to generate a wireless field sufficient for wirelessly charging a device. A detection circuit senses a strength of an electromagnetic field received by the transmit antenna and further configured to generate an sense signal indicating the strength of the electromagnetic field received by the transmit antenna. A power control circuit controls a switch based at least partly on the sense signal. The power control circuit can attenuate an electrical coupling between the transmit antenna and the transmit circuit such that the received electromagnetic field is inhibited from damaging the transmit antenna or the transmit circuit. | 03-13-2014 |
Patent application number | Description | Published |
20110106562 | PLANNING A RADIATION TREATMENT - In a method for planning a radiation treatment, a treatment plan request is received. The treatment plan request includes patient identification information for a patient, the treatment plan request for requesting creating of a treatment plan for use in radiation therapy. Patient files corresponding to the patient are received, the patient files including information for use in creating the treatment plan. A service provider is selected for creating a treatment plan. The service provider is provided access to the patient files and the treatment plan request. | 05-05-2011 |
20110106563 | CREATING A RADIATION TREATMENT PLAN - In a method for creating a radiation treatment plan, notification of selection of a service provider to provide treatment plan for use in radiation therapy is received. In response to the service provider accepting the selection to provide the treatment plan, a treatment plan request comprising patient identification information for a patient from a server is received. Patient files corresponding to the patient are received from the server, wherein the patient files include information for use in creating the treatment plan. The treatment plan is provided. In response to the service provider completing the treatment plan, the treatment plan is transmitted to the server. | 05-05-2011 |
20110112863 | ROUTING A REMOTE TREATMENT PLAN REQUEST - In a method for routing a remote treatment plan request, a treatment plan request is received. The treatment plan request includes patient identification information for a patient, the treatment plan request for requesting creating of a treatment plan for use in radiation therapy. Patient files corresponding to the patient are received, the patient files including information for use in creating the treatment plan. Receiving the patient files includes interfacing with an electronic medical record system, retrieving the patient files corresponding to the patient, bundling the patient files, and transferring bundled files to a server. | 05-12-2011 |