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| Number | Title | Issue Date |
| 8155177 | Equalization of transmit diversity space-time coded signals In connection with transmitted space-time, trellis encoded, signals that pass through a transmission channel that is characterized by memory, improved performance is realized with a receiver that combines a decoder with an equalizer that selects the trellis transiti... | 04/10/2012 |
| 8077737 | Method for QoS delivery in contention-based multi hop network An arrangement and a method that, for a given pair of nodes that wish to intercommunicate with a high QoS measure, converts a portion of the contention-based network into a contention-less subnetwork by sending a reservation message and a confirmation message betwee... | 12/13/2011 |
| 8073655 | Quantifying the impact of network latency on the end-to-end response time of distributed applications A method for measuring system response sensitivity, using live traffic and an analysis that converts randomly arriving stimuli and reactions to the stimuli to mean measures over chosen intervals, thereby creating periodically occurring samples that are processed. Th... | 12/06/2011 |
| 8068534 | Authenticating a signal based on an unknown component thereof Authentication of a signal, signalA, that is provided as having been received from a source at a first global location by comparing it to a signal that is received from the source at a second global location, signalB, where signalB c... | 11/29/2011 |
| 8068054 | Receiver with means for ensuring bona fide of received signals A receiver that receives a plurality of signals that are modulated with a common carrier, where each signal of said signals originates at a different source and experiences a transit delay and Doppler frequency shift before reaching the receiver, and where the trans... | 11/29/2011 |
| 8051060 | Automatic detection of separators for compression A method that accepts a data file, iteratively tests different information units as record delimiters and field delimiters, and chooses as the data files record delimiter, R, and field delimiter, F, the information units that result in the lowest generalized entropy... | 11/01/2011 |
| 7944388 | Quantization splitting multiple description encoder An improved (N:K) multiple description binning encoder that employs binning yet permits recovery of the input signal when fewer than K of the descriptions are available. In creating the encoder, a first choice is made of the number of descriptions that the encoder i... | 05/17/2011 |
| 7940850 | Method for encoding frame data In applications where data is transmitted in frames of symbols and the transmission medium is such that the probability of correct reception of symbols is, on the average, not uniform for different symbols in a frame, transmission of test frames enables creation of ... | 05/10/2011 |
| 7930586 | Error rate reduction for memory arrays A RAID 6 system, which has two strips to hold redundant data, employs a memory array controller that at each “read” operation considers not just the data but also the redundant information, even in the absence of any indication from the collection of memory cont... | 04/19/2011 |
| 7929527 | Transport protocol for efficient aggregation of heterogeneous lossy paths A transport protocol that achieves improved performance in an environment where paths are lossy and a plurality of paths are employed to transfer data, essentially in parallel, from a source to a destination. The protocol is implemented with the aid of an aggregate ... | 04/19/2011 |
| 7908140 | Method and apparatus for performing packet loss or frame erasure concealment The invention concerns a method and apparatus for performing packet loss or Frame Erasure Concealment (FEC) for a speech coder that does not have a built-in or standard FEC process. A receiver with a decoder receives encoded frames of compressed speech information t... | 03/15/2011 |
| 7881925 | Method and apparatus for performing packet loss or frame erasure concealment The invention concerns a method and apparatus for performing packet loss or Frame Erasure Concealment (FEC) for a speech coder that does not have a built-in or standard FEC process. A receiver with a decoder receives encoded frames of compressed speech information t... | 02/01/2011 |
| 7864902 | Differential transmitter diversity technique for wireless communications Input signals of each frame are encoded by mapping the signals onto a coordinate system dictated by the symbols of the previous frame, and symbols from a constellation are selected based on the results of such mapping. Received signals are detected by preprocessing ... | 01/04/2011 |
| 7860012 | Employing parallel processing for routing calls A least-cost path between a pair of nodes A and B of a network is realized by segmenting the network into three or more segments, with nodes A and B being in different ones of the segments, with the third or more other segments being interposed between the segments ... | 12/28/2010 |
| 7587641 | Encoding of data into constant weight codes A method that employs a piecewise linear algorithm, P, to map m-dimensional symbols into code tuples, followed by the construction of codes of weight m from the code tuples. To reverse the operation, constant weight codes are converted to code tuples, and a reverse ... | 09/08/2009 |
| 7346137 | Nonuniform oversampled filter banks for audio signal processing A non-uniform filter bank is created by joining sections of oversampled uniform filter bands that are based on complex exponential modulation (as opposed to cosine modulation). Each filter bank handles a given, non-overlapping frequency band. The bands are not of un... | 03/18/2008 |
| 7342925 | Technique for automated MAC address cloning In an arrangement where the device that is known to an ISP is communicating with the ISP through an interposed device that is not known to the ISP, the interposed device captures the known device's MAC address upon startup and clones the captured MAC address in all ... | 03/11/2008 |
| 7305635 | Serial implementation of assertion checking logic circuit Serial assertion checking is realized in a System On a Chip (SoC) device by connecting scan chain output to a bit extractor configured within a functionally reconfigurable module that is part of the SoC, which extracts the bits necessary for the assertion checking. ... | 12/04/2007 |
| 7296201 | Method to locate logic errors and defects in digital circuits When, in the course of an integrated circuit's functional test an assertion fires at clock k, the operational clock is stopped, the sequence is reapplied to capture inputs to the assertion circuit that fired, signals within the assertion circuit are computed, and th... | 11/13/2007 |
| 7286654 | Method for preventing overload condition in a circuit switched arrangement Congestion problems in networks are alleviated with a method that works toward insuring that unused capacity will always exist in elements of a network that are resources which are shared by a plurality of users and which, consequently, can be overloaded. In respons... | 10/23/2007 |
| 7187763 | Secure method for conferencing through a remote PBX An arrangement is employed where a switching unit that conferences a remote telephone with other telephones pursuant to requests that originate via a digital connection from a site that includes the remote telephone. In one illustrative embodiment, the switching uni... | 03/06/2007 |
| 7187648 | Redundancy in packet routing devices An arrangement where a primary traffic management device includes ports that are connected to a network, and a backup device that is connected to the primary device and also to the network provides effective backup support. When a port of the primary become non-oper... | 03/06/2007 |
| 7154970 | Differential transmitter diversity technique for wireless communications Input signals of each frame are encoded by mapping the signals onto a coordinate system dictated by the symbols of the previous frame, and symbols from a constellation are selected based on the results of such mapping. Received signals are detected by preprocessing ... | 12/26/2006 |
| 7154964 | Creating training sequences for space-time diversity arrangements A training sequence is created for space-time diversity arrangement, having any training sequence length, while limiting the training sequence to a standard constellation. Given a number of channel unknowns that need to be estimated, L, a training sequence can be cr... | 12/26/2006 |
| 7152029 | Spoken language understanding that incorporates prior knowledge into boosting A system for understanding entries, such as speech, develops a classifier by employing prior knowledge with which a given corpus of training entries is enlarged threefold. A rule is created for each of the labels employed in the classifyier, and the created rules ar... | 12/19/2006 |
| 7149315 | Microphone array for preserving soundfield perceptual cues A sound-capturing arrangement uses a set of directional microphones that lie approximately on a sphere having a diameter of 0.9 ms sound travel, which approximates the inter-aural time delay. Advantageously, one directional microphone points upward, one directional ... | 12/12/2006 |
| 7145871 | Automatic router configuration based on traffic and service level agreements An arrangement where a policy manager automatically generates configuration file updates for the routers in the network, as necessary, sends those updates to the appropriate routers, and causes the routers to install the configuration file updates in real-time. The ... | 12/05/2006 |
| 7146548 | Fixing functional errors in integrated circuits An arrangement that includes a core with a flaw is effectively made error free with an auxiliary circuit that interacts with input and output leads of the core, which detected occurrence of an input that causes an erroneous output at the core, and modified that outp... | 12/05/2006 |
| 7137086 | Assertion checking using two or more cores An SoCs with functionally reconfigurable modules employing the modules to configure circuitry for performing assertion checking. Both at-speed assertion checking as well as continuous single step (CSS) assertion checking is disclosed. Advantageously, the checking of... | 11/14/2006 |
| 7133507 | Call progress information in cable telephony A method, carried out in an arrangement having a cable that provides programming information to a television monitor as well as telephony service, where call progress information of a telephone call is displayed on the monitor of the television monitor, and the meth... | 11/07/2006 |
| 7099329 | Method for preventing overload condition in a circuit switched arrangement An arrangement where connections between a terminal and a switch are effected through a serial connection of shared, overloadable, resources, and where conventionally each of the resources has a given number of communication channels, provides for effective congesti... | 08/29/2006 |
| 7076426 | Advance TTS for facial animation An enhanced system is achieved by allowing bookmarks which can specify that the stream of bits that follow corresponds to phonemes and a plurality of prosody information, including duration information, that is specified for times within the duration of the phonemes... | 07/11/2006 |
| 7061428 | Frequency hopping range estimation with low power consumption An arrangement comprising a master unit and one or more slave units, where the master sends out bursts, at specified intervals, in a frequency hopping manner, with each burst being at a different frequency. The slave responds with acknowledgements, and the signal st... | 06/13/2006 |
| 7027601 | Perceptual speaker directivity Better reproduction of sound is achieved analyzing audio signals for perceptual soundfield imaging cues, and applying appropriate portions of the audio signal to a directional speaker and to a diffusing speaker, based on the analyzed audio signals. Specifically, the... | 04/11/2006 |
| 7010029 | Equalization of transmit diversity space-time coded signals A method executed in a receiver that combines a decoder with an equalizer in a single module, comprising receiving at time k a signal r(k) in the receiver. Selecting as a signal transmitted by a transmitter a signal that minimizes the following equation metric | 03/07/2006 |
| 6970442 | Multiple-access scheme for packet voice that uses voice activity detection A packet transmission arrangement maintains a certain minimum bandwidth for a call. When a silence period is detected, the bandwidth that is allocated to the call is reduced. When a speech period is detected, the reduced bandwidth remains in force, unless there is s... | 11/29/2005 |
| 6959047 | Training-based channel estimation for multiple-antennas The burden of designing multiple training sequences for systems having multiple transmit antennas, is drastically reduced by employing a single sequence from which the necessary multiple sequences are developed. The single sequence is selected to create sequences th... | 10/25/2005 |
| 6954520 | Method for determining concurrrent voice over IP calls A method employs call detail records for developing a report on the usage of VoIP calling along a network path or through a network location. By utilizing, for example, a call-beginning record and a call-ending record for each connection, a report is created of the ... | 10/11/2005 |
| 6950507 | System for working at a remote office PBX An arrangement that includes at least two PBXs interconnected by a network employs CTI ports to control operation of the PBXs. Through such control, a user can set up a telephonic presence in a visited PBX such that, to the user and to all others who interact with t... | 09/27/2005 |
| 6950798 | Employing speech models in concatenative speech synthesis A text-to-speech synthesizer employs database that includes units. For each unit there is a collection of unit selection parameters and a plurality of frames. Each frame has a set of model parameters derived from a base speech frame, and a speech frame synthesized f... | 09/27/2005 |
