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| Number | Title | Issue Date |
| 7502418 | Method and apparatus for joint equalization and decoding of multilevel codes A method and apparatus are disclosed for joint equalization and decoding of multilevel codes, such as the MLT-3 code, which are transmitted over dispersive channels. The MLT-3 code is treated as a code generated by a finite-state machine using a trellis having state... | 03/10/2009 |
| 7499805 | Method and apparatus for protein structure analysis Techniques for analyzing one or more protein structures. In one aspect of the invention, the technique comprises the following steps. A normalized second-order hydrophobic moment is determined for a protein structure. The normalized second-order hydrophobic moment i... | 03/03/2009 |
| 7499508 | Method and apparatus for adjusting the gain of an if amplifier in a communication system An automatic gain control technique is disclosed for adjusting the gain of an IF amplifier in a communication system, such as an OFDM or DMT communication system. The gain of an RF amplifier is controlled by a known RF automatic gain control circuit that generates a... | 03/03/2009 |
| 7499486 | Data transmission rate adaptation in a wireless communication system In a wireless system comprising at least one transceiver configurable for communication over a wireless communication channel, the transceiver comprising a transmitter and a receiver, a method for controlling a data transmission rate of the at least one transceiver ... | 03/03/2009 |
| 7498860 | Buffer circuit having multiplexed voltage level translation A buffer circuit is selectively operative in one of at least a first mode and a second mode as a function of a first control signal supplied to the buffer circuit. The buffer circuit includes interface circuitry operative to receive at least second and third control... | 03/03/2009 |
| 7496585 | Methods and apparatus for discovering data providers satisfying provider queries Improved discovery techniques are provided. For example, in one aspect of the invention, a technique for making providers of a particular kind of data available to an application program includes the following steps/operations. The technique discovers whether one or... | 02/24/2009 |
| 7496485 | Methods and apparatus for predicting convergence of a transversal waveform relaxation algorithm Methods and apparatus are provided for predicting the number of iterations needed for a computed Transversal Waveform Relaxation solution to achieve a given level of accuracy. In this manner, a Transversal Waveform Relaxation algorithm is disclosed that provides ful... | 02/24/2009 |
| 7496170 | Digitally controlled oscillator having enhanced control resolution A signal generator circuit having enhanced control resolution includes a variable frequency oscillator having a first control input adapted to receive a first signal and at least a second control input adapted to receive a second signal. The second signal is afforde... | 02/24/2009 |
| 7495969 | Techniques for improving write stability of memory with decoupled read and write bit lines In a memory circuit, data from all cells along a selected word line is read. Then, the read data is written back to half-selected cells and new data is written to the selected cells in the next cycle. In cases where a READ bit line (RBL) and WRITE bit line (WBL) are... | 02/24/2009 |
| 7495873 | Electrostatic discharge protection in a semiconductor device An ESD protection circuit for protecting a circuit from an ESD event occurring between a first voltage supply node and a second voltage supply node associated with the circuit to be protected includes an MOS device having a gate terminal, a first source/drain termin... | 02/24/2009 |
| 7495494 | Parallel trimming method and apparatus for a voltage controlled delay loop A parallel trimming method and apparatus are provided for a voltage controlled delay loop. A plurality of delay units in a voltage controlled delay loop are trimmed. Each delay unit comprises a delay element and a latch buffer. A reference signal is applied to each ... | 02/24/2009 |
| 7492628 | Computer-readable medium encoding a memory using a back-gate controlled asymmetrical memory cell Techniques are provided for a computer-readable medium encoding a memory using a back-gate controlled asymmetrical memory cell. In one aspect, the cell includes five transistors and can be employed for static random access memory (SRAM) applications. An encoded inve... | 02/17/2009 |
| 7492291 | Methods and apparatus for interfacing a plurality of encoded serial data streams to a serializer/deserializer circuit Methods and apparatus are provided for interfacing a plurality of encoded serial data streams, such as Serial Gigabit Media Independent Interface streams, to a serializer/deserializer circuit. A plurality of encoded serial data streams are transmitted by receiving t... | 02/17/2009 |
| 7489710 | Stall need detection and associated stall mechanism for delay compensation in virtual concatenation applications Virtual concatenation circuitry is disclosed which provides stall need detection and an associated stall mechanism in a network element of a data communication network. The virtual concatenation circuitry in a preferred embodiment is operative to provide differentia... | 02/10/2009 |
| 7489640 | Processor with continuity check cache A processor includes controller circuitry operative to control the performance of a continuity check for each of a plurality of flows of protocol data units (PDUs) received by the processor. The controller circuitry is further operative to control access to a set of... | 02/10/2009 |
| 7488624 | Techniques for providing decoupling capacitance Techniques for electronic device fabrication are provided. In one aspect, an electronic device is provided. The electronic device comprises at least one interposer structure having one or more vias and a plurality of decoupling capacitors integrated therein, the at ... | 02/10/2009 |
| 7490042 | Methods and apparatus for adapting output speech in accordance with context of communication A technique for producing speech output in an automatic dialog system in accordance with a detected context is provided. Communication is received from a user at the automatic dialog system. A context of the communication from the user is detected in a context detec... | 02/10/2009 |
| 7487191 | Method and system for model-based replication of data Techniques for replicating data in a system having a data tier with a plurality of data sources and an application tier with a plurality of applications are provided. Such techniques can include creating an instance of an information model of the data that is specif... | 02/03/2009 |
| 7487246 | Gapless delivery and durable subscriptions in a content-based publish/subscribe system A content-based publish/subscribe system for providing gapless message delivery from a publishing client to a subscribing client is disclosed. The system includes a plurality of brokers operatively coupled to one another via a network. Each of the brokers include at... | 02/03/2009 |
| 7487432 | Method and apparatus for multiple step Viterbi detection with local feedback A reduced-state Viterbi detector is disclosed that precomputes branch metrics for a multiple-step trellis for speculative sequences of one or more channel symbols; selects one of said precomputed branch metrics for multi-step state transitions based on at least one ... | 02/03/2009 |
| 7485567 | Microelectronic circuit structure with layered low dielectric constant regions and method of forming same A method for manufacturing a microelectronic circuit includes the steps of providing a first wiring level comprising first wiring level conductors separated by a first wiring level dielectric material; forming a plurality of alternating layers of layer dielectric ma... | 02/03/2009 |
| 7486727 | Reconfigurable communications circuit A communications circuit can operate in a first mode, such as a diversity mode including space time transmit diversity (STTD). In this mode, a number of equalizer filter portions connected to a number of post-equalizer processors are employed. When the diversity mod... | 02/03/2009 |
| 7486930 | Method and apparatus for preconditioning mobile devices for network and other operations Techniques are provided for providing automated configuration of computing devices. More particularly, principles of the invention may use anticipated context to precondition a device whose operational mode is alterable via computer controllable operations. Anticipa... | 02/03/2009 |
| 7487142 | Methods and apparatus for specifying and processing descriptive queries for data sources Improved descriptive query techniques are provided. More particularly, techniques are provided for specifying and processing descriptive queries for data providers grouped into provider kinds with hierarchical containment relationships. The query may include arbitra... | 02/03/2009 |
| 7487167 | Apparatus for dynamic classification of data in evolving data stream A technique for classifying data from a test data stream is provided. A stream of training data having class labels is received. One or more class-specific clusters of the training data are determined and stored. At least one test instance of the test data stream is... | 02/03/2009 |
| 7480414 | Method and apparatus for object normalization using object classification Methods and apparatus are provided for normalizing objects across a plurality of image viewpoints. A set of classification results are obtained for a given object class across a sequence of images for each of a plurality of viewpoints. The classification results are... | 01/20/2009 |
| 7479695 | Low thermal resistance assembly for flip chip applications An assembly comprises a stiffener, a circuit substrate and an integrated circuit (IC) chip. The stiffener has a surface with a first region and a second region. The circuit substrate covers the first region, while the IC chip overlies at least a portion of each of t... | 01/20/2009 |
| 7479671 | Thin film phase change memory cell formed on silicon-on-insulator substrate A memory cell includes a semiconductor feature and a phase change material. The semiconductor feature defines a groove that divides the semiconductor feature into a first electrode and a second electrode. The phase change material at least partially fills this groov... | 01/20/2009 |
| 7480874 | Reliability analysis of integrated circuits Techniques are presented for reliability analysis of integrated circuits. A circuit data file including a connectivity network with appended parasitic information is obtained. Circuit performance is simulated, based on the data file, to obtain simulated currents for... | 01/20/2009 |
| 7477849 | Multilevel amplitude modulated signaling in fibre channel In a communication system comprising first and second nodes, a multilevel amplitude modulated signaling technique is utilized. The first and second nodes may communicate over a Fibre Channel link or other medium. The first and second nodes comprise respective transm... | 01/13/2009 |
| 7476413 | Low magnetization materials for high performance magnetic memory devices Techniques for attaining high performance magnetic memory devices are provided. In one aspect, a magnetic memory device comprising one or more free magnetic layers is provided. The one or more free magnetic layers comprise a low magnetization material adapted to hav... | 01/13/2009 |
| 7477633 | Method and apparatus for varying the number of pilot tones in a multiple antenna communication system Methods and apparatus are provided for varying the number of pilot tones in a multiple antenna communication system. Data is transmitted in a multiple antenna communication system by selecting a number of pilot tones to be employed to transmit the data; and transmit... | 01/13/2009 |
| 7477850 | Optical signal jitter reduction via electrical equalization in optical transmission systems An optical transmission system comprises an electrical source and an electrical-to-optical converter. The electrical source is adapted to provide an electrical signal at an output thereof. The electrical-to-optical converter has an input coupled to the output of the... | 01/13/2009 |
| 7473921 | Nonvolatile memory cell with concentric phase change material formed around a pillar arrangement A memory cell comprises a first feature and a second feature. The second feature comprises a dielectric material and defines an opening at least partially overlying the first feature. A third feature is formed on the first feature and partially fills the opening in ... | 01/06/2009 |
| 7475085 | Method and apparatus for privacy preserving data mining by restricting attribute choice Improved techniques for privacy preserving data mining of multidimensional data records are disclosed. For example, a technique for generating at least one output data set from at least one input data set for use in association with a data mining process comprises t... | 01/06/2009 |
| 7475320 | Frequency modification techniques that adjust an operating frequency to compensate for aging electronic components A number of performance parameters for the electronic system are determined at a particular age of the electronic system. The performance parameters can be correlated to maximum operating frequency of electronic components of the electronic system for the particular... | 01/06/2009 |
| 7474852 | System for communication of video, audio, data, control or other signals over fiber A system for communication of signals between remote devices and monitoring and control devices via fiber. The system in accordance with one aspect of the invention includes a plurality of remote interface units each coupled to a corresponding one of the remote devi... | 01/06/2009 |
| 7472037 | System and methods for quantitatively evaluating complexity of computing system configuration A technique for quantitatively evaluating a complexity associated with a configuration of a system under evaluation comprises the following steps/operations. Configuration-related data for the system under evaluation is collected. At least a portion of the configura... | 12/30/2008 |
| 7472302 | Method and apparatus for reducing leakage power in a cache memory using adaptive time-based decay An adaptive cache decay technique is disclosed that removes power from cache lines that have not been accessed for a variable time interval, referred to as the cache line decay interval, assuming that these cache lines are unlikely to be accessed in the future. The ... | 12/30/2008 |
| 7470929 | Fuse/anti-fuse structure and methods of making and programming same Techniques are provided for fuse/anti-fuse structures, including an inner conductor structure, an insulating layer spaced outwardly of the inner conductor structure, an outer conductor structure disposed outwardly of the insulating layer, and a cavity-defining struc... | 12/30/2008 |
