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| Number | Title | Issue Date |
| 8180321 | Recovery of lost revenue in prepaid calls A method and system for processing a prepaid call in a mobile telecommunications network wherein charges can be recovered for the call after the SCP and Prepaid Platform lose contact with the MSC or GMSC handling the call. A Trigger Detection Point known as “O-Dis... | 05/15/2012 |
| 8179163 | Method and apparatus for charge pump linearization in fractional-PLLs Efficient techniques improve the linearity of a charge pump in fractional-N PLLs. A feedback clock pulse several VCO clock periods wide is formed and supplied to a phase frequency detector (PFD). The down pulse generated by the PFD is fixed to eliminate the nonlinea... | 05/15/2012 |
| 8160544 | Methods and platforms for refreshing a pre-paid account upon detecting the occurrence of a refresh triggering event Methods and pre-paid platforms are provided to detect the occurrence of a refresh triggering event as specified by a refresh trigger rule and to then refresh the pre-paid account in accordance with a refresh completion rule. The refresh triggering event may be one o... | 04/17/2012 |
| 8150740 | Electronic commerce integration An information system environment is described that, among other things, facilitates integration of electronic commerce and physical store front retailer selling channels. In some realizations, the system includes a shopper accessible kiosk co-located with a physica... | 04/03/2012 |
| 8150427 | Preventing wireless message delivery outside of specified times A wireless messaging system includes a message controller and a delivery controller. The message controller provides a message to be delivered, and the delivery controller handles transmission of the message to a wireless device. To prevent delivery of a message aft... | 04/03/2012 |
| 8150396 | Intelligent customer care support In a mobile communications system a visiting location register (VLR) associated with a switching center receives an address of an external control component and a service identifier identifying a service to be performed by the external control component from a home ... | 04/03/2012 |
| 8143961 | Technique for detecting crystals In at least one embodiment of the invention, an apparatus includes an integrated circuit, which includes a first oscillator terminal and an oscillator discrimination circuit. The oscillator discrimination circuit is operative to generate an indicator of a capacitanc... | 03/27/2012 |
| 8140093 | Wireless landmark-based operation of a wireless device A technique configures a wireless device to perform operations based on the wireless device being within or near a particular physical environment. A wireless signal source identifier (e.g., a cell site identifier) serves as a wireless landmark for the particular ph... | 03/20/2012 |
| 8139739 | Enhanced alerting system An enhanced alerting system delivers caller identification information to a user of a mobile communications device with the called device announcing in an audio format the name associated with a calling device. The enhanced alerting system may be implemented by an I... | 03/20/2012 |
| 8136001 | Technique for initializing data and instructions for core functional pattern generation in multi-core processor Techniques have been developed to introduce processor core functional pattern tests into a memory space addressable by at least one processor core of an integrated circuit. In general, such functional pattern tests can include both instruction sequences and data pat... | 03/13/2012 |
| 8135687 | Rule validator of an attribute rule enforcer for a directory An attribute rule enforcer evaluates the attributes of a call to add, modify, or delete information in a directory, such as a lightweight directory access protocol (LDAP) directory. The attribute rule enforcer determines if the attributes of the call comply with pre... | 03/13/2012 |
| 8112576 | Calibrated transfer rate Methods, systems, and devices are described for the implementation of a novel architecture to support a calibrated rate for the transfer of circuit configuration data. Sets of configuration data from a memory may be transferred to volatile memory to support reconfig... | 02/07/2012 |
| 8111535 | Presetable RAM A programmable volatile memory cell has a reset device in communication with a bit store. The reset device may produce a high or low logic state within a latch loop when activated by an assertive logic level on a reset line. A set of mask programmable vias may be pr... | 02/07/2012 |
| 8105933 | Localized alloying for improved bond reliability In some embodiments a method of forming a gold-aluminum electrical interconnect is described. The method may include interposing a diffusion retardant layer between the gold and the aluminum (1002), the diffusion retardant layer including regions containing a... | 01/31/2012 |
| 8094510 | Memory array incorporating noise detection line A memory array includes a sensing circuit for sensing bit line current while keeping the voltage of the selected bit line substantially unchanged. The word lines and bit lines are biased so that essentially no bias voltage is impressed across half-selected memory ce... | 01/10/2012 |
| 8093145 | Methods for operating and fabricating a semiconductor device having a buried guard ring structure Semiconductor devices can be fabricated using conventional designs and process but including specialized structures to reduce or eliminate detrimental effects caused by various forms of radiation. Such semiconductor devices can include the one or more parasitic isol... | 01/10/2012 |
| 8090344 | Dynamic location-based rating for prepaid calls A method and system for streamlining the calculation of a rate for a prepaid wireless call is provided. A mobile subscriber can be billed at one rate when she is within her home network and at a different rate when she is roaming in another network or can be billed ... | 01/03/2012 |
| 8090343 | Optimized camel triggering for prepaid calling A method and system for streamlining the call processing for a prepaid call in a mobile telecommunications network is provided. A trigger detection point (TDP) for processing an originating call placed by a prepaid wireless subscriber, which may be called “O-Answe... | 01/03/2012 |
| 8072236 | Download sequencing techniques for circuit configuration data Methods, systems, and devices are described for the implementation of a novel architecture to support download sequencing techniques for circuit configuration data. Sets of configuration data from nonvolatile memory may be sequentially transferred to volatile memory... | 12/06/2011 |
| 8064549 | Joint demodulation using a Viterbi equalizer having an adaptive total number of states Systems and methods for performing joint demodulation using a Viterbi equalizer having an adaptive total number of states are disclosed. Generally, a method includes joint demodulating a desired signal and none or more interfering signals with a Viterbi equalizer ha... | 11/22/2011 |
| 8064197 | Heat management using power management information A multi-core microprocessor provides an indication of the power management state of each of the cores on output terminals. Cooling of the cores is adjusted responsive to the indication of the power management state of the respective cores with additional cooling bei... | 11/22/2011 |
| 8060057 | Pre-paid wireless interactive voice response system with variable announcements A wireless communications system providing interactive voice response is disclosed. The system is menu-driven, and can accept information and requests from customers. In response to one type of request, the system can provide the customer with information regarding ... | 11/15/2011 |
| 8059455 | Partial scrambling to reduce correlation Decorrelation is provided between data stored in respective pairs of adjacent memory cells in a plurality of bit lines of a flash memory. Each of the pairs of adjacent memory cells is located along a respective one of the bitlines and common to two adjacent wordline... | 11/15/2011 |
| 8054139 | Voltage-controlled oscillator topology A voltage-controlled oscillator is implemented with a succession of delay cells coupled in series to form an oscillator loop. The oscillator loop is supplied with reference voltages produced by a voltage generator. The reference voltages produce stable operation of ... | 11/08/2011 |
| 8049426 | Electrostatic fluid accelerator for controlling a fluid flow An electrostatic fluid accelerator includes an electrode array comprising an array of corona discharge electrodes and an array of accelerating electrodes for moving a fluid. A detector is configured to sense a constituent component of the fluid. A control circuit su... | 11/01/2011 |
| 8045634 | Methods and apparatus for use in reducing residual phase error in OFDM communication signals Methods and apparatus for use in reducing residual phase error (RPE) in orthogonal frequency division multiplexed (OFDM) communication signals are described. In at least one embodiment of the invention, an apparatus includes a residual phase error estimator configur... | 10/25/2011 |
| 8045548 | Data stream labeling and processing A transaction is sent over a communication link to a receiving node. The transaction includes data along with a tag identifying a data type of the data. The receiving node either forwards or processes the data according to whether the data type matches the type of d... | 10/25/2011 |
| 8043573 | Electro-kinetic air transporter with mechanism for emitter electrode travel past cleaning member Systems and methods for cleaning emitter electrodes of air conditioner systems are provided. The air conditioning system includes an emitter electrode, a collector electrode and a high voltage generator to provide a high voltage potential difference between the emit... | 10/25/2011 |
| 8041915 | Faster memory access in non-unified memory access systems A generic NUMA-compliant memory selection technique is provided to enable a device capable of accessing memory anywhere in a system to select a near (potentially the nearest) memory for use with the device. For example, an AGP controller can access system memory any... | 10/18/2011 |
| 8037396 | Cyclic trellis coded modulation A universal method of trellis encoding signals mapped according to any signal constellation format involves constructing an encoder output table and a state transition table. The encoder output table defines the output symbol of an encoder given the input symbol and... | 10/11/2011 |
| 8031794 | Systems and methods for interference cancellation in a multiple antenna radio receiver system Interference cancellation is implemented for a multiple antenna system. The multiple antenna receiver is provided that includes a whitening filter coupled to receive processed signals corresponding to signals received at respective antennas, and to generate whitened... | 10/04/2011 |
| 8027660 | Architecture for managing prepaid wireless communications services The present invention is directed to a system and method for managing a prepaid wireless account for voice and data communications services. According to one embodiment the communications system, having a prepaid architecture for managing a plurality of prepaid wire... | 09/27/2011 |
| 8024979 | Indicating fastener loading An amplified indication of the elongation of a fastener is provided for determining instantaneous loading conditions of a fastener. A load indicator is couplable to a fastener for instantaneous load measurement and includes a housing defining a fastener interface co... | 09/27/2011 |
| 8022688 | RF power detector Real power delivered to a load in an RF transmit path is measured. Measuring the real power includes supplying a first voltage from a first side of a passive network disposed between the power amplifier and the load, supplying a second voltage from a second side of ... | 09/20/2011 |
| 8019921 | Intelligent memory buffer A technique reduces cost, complexity and/or power consumption of a memory system by including intelligence in a memory buffer circuit of the memory system. An apparatus includes a memory buffer circuit configured to selectively operate in one of a plurality of modes... | 09/13/2011 |
| 8019811 | Application state server-side cache for a state-based client-server application Response delay associated with a state-based client-server application can be reduced with utilization of an application state server-side cache. A server caches data for a set of one or more possible states of a client-server application that may follow a current s... | 09/13/2011 |
| 8014272 | System and method for data scrambling to reduce the crest factor in an OFDM waveform A method is provided for minimizing the peak power level in a combination of orthogonal frequency division multiplexed (OFDM) tones. The method is particularly effective when the information to be communicated is digital data consisting of long patterns of “1”s ... | 09/06/2011 |
| 8013659 | Programmable signal routing A distributed signal multiplexer circuit programmably routes electronic signals. The circuit includes at least two distributor subcircuits. Each distributor subcircuit is configured to connect an input port to an output port through a switch, with a state of each sw... | 09/06/2011 |
| 8004927 | Reversible-polarity decoder circuit and method Circuits and methods are described for decoding exemplary memory arrays of programmable and, in some embodiments, re-writable passive element memory cells, which are particularly useful for extremely dense three-dimensional memory arrays having more than one memory ... | 08/23/2011 |
| 8000404 | Method and apparatus to reduce the effect of crosstalk in a communications interface A technique for reducing crosstalk between communications paths includes scrambling data using scrambling functions that reduce or substantially minimize a probability that worst-case data patterns occur on communications paths adjacent to a potential victim communi... | 08/16/2011 |
