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| 20080279089 | Multiplexing separately modulated channels - A method of data transmission which includes providing a plurality of data streams, having different content, modulating the different data streams by respective modulators, multiplexing the modulated data streams into a single data stream alternately in time, such that the resultant stream includes at any specific time signals from fewer than all the data streams and transmitting the multiplexed single data stream onto a transmission channel. | 11-13-2008 |
| 20100142560 | DATA PACKET HEADER COMPRESSION - A transmitter for transmitting data packets including a Media Access Control (MAC) address extractor configured to extract one or more MAC addresses from packet headers included in data packets, a MAC compression unit configured to provide compressed MAC data including one or more pointers associated with each of the one or more extracted MAC addresses respectively, a packet modifier configured to modify the data packets by adding the compressed MAC data to the data packets, and a transmission unit configured to transmit the modified data packets. A receiver for receiving data packets including compressed MAC data, the compressed MAC data including pointers associated with MAC addresses, including a receiving unit configured to receive data packets, a compressed MAC data extractor configured to find and extract compressed MAC data from received data packets, and a packet modifier configured to modify the received data packets by removing the compressed MAC data from the received data packet. Related apparatus and methods are also described. | 06-10-2010 |
| 20100214910 | PROTECTED VARIABLE DATA RATE COMMUNICATION SYSTEMS - A protected point-to-point ACM communication system including at least a first component and a second component configured to provide live functionality and backup functionality for each other, at least a first receiver and a second receiver configured to receive an ACM transmission, one or more quality detectors configured to estimate quality of the received transmission of at least the first receiver and the second receiver, wherein at least one of the quality detectors is configured to estimate the quality of the received transmission using blind detection, and a controller configured to switch the live functionality of the protected point-to-point ACM communication system from one of the first component and the second component to another of the first component and the second component, based, at least partly, on the estimated qualities of the received transmissions of at least the first receiver and the second receiver. Related apparatus and methods are also described. | 08-26-2010 |
| 20110182344 | ESTIMATING INTERFERENCE IN MULTI CHANNEL SYSTEMS - A method for estimating interference between a plurality of carrier signals in a multi-channel system including injecting pilot symbols into a first carrier signal and transmitting the first carrier signal, transmitting a second carrier signal, receiving at least the first carrier signal and the second carrier signal, and estimating interference between the received first carrier signal and the received second carrier signal based, at least in part, on measuring the received first carrier signal when a pilot symbol of the first carrier signal is received. A multi-channel communication system including a plurality of transmitters for a plurality of carrier signals, a pilot symbol injector for injecting silent pilot symbols into at least one of the carrier signals, a plurality of receivers for the plurality of carrier signals, and an interference estimator configured to estimate interference between at least two of the plurality of carrier signals based, at least in part, on receiving silent pilot symbols in at least one of the at least two of the plurality of carrier signals. Related apparatus and methods are also described. | 07-28-2011 |
| 20110188561 | SNR ESTIMATION - A method for estimating a Signal to Noise Ratio (SNR) in a received signal including, for a fixed first set of a plurality of samples from the received signal, providing an initial noise estimate, starting with the initial noise estimate, iteratively improving the noise estimate, and estimating SNR based, at least partly, on the fixed first set of samples from the received signal and the noise estimate. Additional related apparatus and methods are also described. | 08-04-2011 |
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| 20100056907 | METHODS AND DEVICES OF CARDAIC TISSUE MONITORING AND ANALYSIS - A method for monitoring at least one cardiac tissue. The method comprises a) intercepting a plurality of reflections of an electromagnetic (EM) radiation reflected from at least one cardiac tissue of a patient in a plurality of EM radiation sessions, b) computing a mechanical tracing indicative of at least one mechanical property of said at least one cardiac tissue according to said plurality of reflections, c) analyzing said mechanical tracing so as to detect a presence or an absence of a physiological condition, and d) outputting said analysis. | 03-04-2010 |
| 20110025295 | SYSTEM AND METHOD FOR CALIBRATION OF MEASUREMENTS OF INTERACTED EM SIGNALS IN REAL TIME - A method of calibrating a measurement of electromagnetic (EM) signals. The method comprises separating at least one reference signal component from an EM signal, delaying at least one of the EM signal and the at least one reference signal component, extracting the EM signal after an interaction with a target object and the at least one reference signal component after at least one interaction with at least one reference element from different time slots in a reception, and calibrating a measurement of the interacted EM signal by a signal analysis of the extracted and interacted at least one reference signal component. | 02-03-2011 |
| 20110319746 | METHODS AND SYSTEMS FOR MONITORING INTRABODY TISSUES - A method for monitoring an intrabody region of a patient. The method comprises intercepting electromagnetic (EM) radiation from the intrabody region in a plurality of EM radiation sessions during a period of at least 6 hours, calculating a dielectric related change of the intrabody region by analyzing respective the intercepted EM radiation, detecting a physiological pattern according to said dielectric related change, and outputting a notification indicating the physiological pattern. | 12-29-2011 |
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| 20100004147 | CAPPED PARTICLES FOR USE IN LUBRICANTS - The present invention relates to additives for use in lubricant compositions to processes for producing the additives, and to the use of the additives in lubricants and in systems that are lubricated. More specifically, the additive includes a capped particle comprising: (i) one or more core particles wherein the core particle is an inorganic particle having a dimension less than about 5 μm; and (ii) one or more multi-block copolymers attached to the inorganic particles, wherein the multi-block copolymer comprises a) at least one nonpolar polymer block; b) at least one first polar polymer block; and c) at least one second polar polymer block; wherein the nonpolar polymer block is interposed between the first polar polymer block and the second polar polymer block, the first polar polymer block is attached to the core particle, and at least a portion of the second polar polymer block is not attached to the core particle. When used in a lubricant to lubricate a metallic surface of a workpiece, the capped particle preferably adhere to the metallic surface of the workpiece. | 01-07-2010 |
| 20100040902 | FORMABLE LIGHT WEIGHT COMPOSITES - The present invention relates to light weight composite materials which comprise a metallic layer and a polymeric layer, the polymeric layer containing a filled thermoplastic polymer which includes a thermoplastic polymer and a metallic fiber. The composite materials of the present invention may be formed using conventional stamping equipment at ambient temperatures. Composite materials of the present invention may also be capable of being welded to other metal materials using a resistance welding process such as resistance spot welding. | 02-18-2010 |
| 20100303901 | ORAL DELIVERY OF PROTEINS AND PEPTIDES - Enteric coated capsules or tablets for oral delivery of a protein, polypeptide or peptide drug, in particular for oral delivery of insulin, are provided, comprising microparticles of the protein, polypeptide or peptide drug, microparticles of a protease inhibitor and, optionally, microparticles of an absorption enhancer. The protease inhibitor and the absorption enhancer may be together in the same microparticles. The microparticles of each component are embedded in an enteric polymer matrix. The enteric coated tablet or capsule of the invention enables fast release of the protein, polypeptide or peptide drug at different times at desired loci in the gastrointestinal tract | 12-02-2010 |
| 20110162788 | FORMABLE LIGHT WEIGHT COMPOSITES - The present invention relates to light weight composite materials which comprise a metallic layer and a polymeric layer, the polymeric layer containing a filled thermoplastic polymer which includes a thermoplastic polymer and a metallic fiber. The composite materials of the present invention may be formed using conventional stamping equipment at ambient temperatures. Composite materials of the present invention may also be capable of being welded to other metal materials using a resistance welding process such as resistance spot welding. | 07-07-2011 |
| 20110166051 | CAPPED PARTICLES FOR USE IN LUBRICANTS - The present invention relates to capped particle additives for use in lubricant compositions, to processes for producing the additives, and to the use of the additives in lubricants and in systems that are lubricated. When used in a lubricant to lubricate a metallic surface of a workpiece, the capped particle preferably adhere to the metallic surface of the workpiece. | 07-07-2011 |
| 20110188927 | PROCESSES FOR WELDING COMPOSITE MATERIALS AND ARTICLES THEREFROM - The invention is directed at a method for welding a composite material and to welded structures thus prepared. The method includes a step of contacting a substrate material with a composite material, wherein the composite material includes a pair of spaced apart steel sheets and a core layer between the sheets; the volume of the core layer is about 25 volume % or more, based on the total volume of the composite material; the core layer includes a plurality of steel fibers arranged in one or more masses of fibers that extend the thickness of the core layer so that the core layer is in electrical communication with the steel sheets; and the steel fibers have a cross sectional area perpendicular to the length of the fibers from about 1×10 | 08-04-2011 |
| 20110200816 | FORMABLE LIGHT WEIGHT COMPOSITE MATERIAL SYSTEMS AND METHODS - The present invention relates to filled polymeric materials including a polymer and a mass of metallic fibers distributed within the polymer, and to light weight composites which comprise at least a pair of metallic layers and a polymeric layer interposed between the pair of metallic layers, the polymeric layer containing the filled polymeric material. The composite materials of the present invention may be formed using conventional stamping equipment at ambient temperatures. Composite materials of the present invention may also be capable of being welded to other metal materials using a resistance welding process such as resistance spot welding. Preferred composite materials include one or any combination of the following features: metallic fibers that are ribbon fibers; a polymer selected from a polyolefin, a polyamide, or a combination thereof; or a metallic layer (e.g., one or both of the pair of metallic layers) having a surface facing the filled polymeric material that is untreated. | 08-18-2011 |
| 20120101013 | CAPPED PARTICLES FOR USE IN LUBRICANTS - The present invention relates to additives for use in lubricant compositions to processes for producing the additives, and to the use of the additives in lubricants and in systems that are lubricated. More specifically, the additive includes a capped particle comprising: (i) one or more inorganic core particles; and (ii) one or more multi-block copolymers attached to the inorganic particles. The multi-block copolymer includes at least one nonpolar polymer block interposed between two polar polymer blocks. One polar polymer block is attached to the core particle, and at least a portion of the another polar polymer block is not directly attached to, the core particle. When used in a lubricant to lubricate a metallic surface of a workpiece, the capped particle preferably adheres to the metallic surface of the workpiece. | 04-26-2012 |
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| 20090316700 | CASCADED MEMORY TABLES FOR SEARCHING - Devices, systems, methods, and other embodiments associated with cascaded memory tables for searching are described. In one embodiment, an integrated chip is implemented with two or more address tables. The two or more address tables are implemented with separate memory tables to store addresses. The two or more address tables are comprised of a first address table and a second address table. Connection lines connect the first address table and the second address table to create a cascaded address table. Search logic initiates a search of the first address table for an address. If the address is not found, the search logic initiates a search of the second address table through the connection lines. | 12-24-2009 |
| 20110255540 | System and Method for Adapting a Packet Processing Pipeline - An apparatus for forwarding packets includes a packet processing pipeline having a processing unit that processes packets compliant with a recognized communication protocol. A first port coupled to the packet processing pipeline is configured to receive a packet that does not comply with the recognized communication protocol and has a header that conforms to a second communication protocol. A data extraction unit extracts first destination information from the header of the packet and, based on the first destination information, generates second destination information that conforms to the recognized communication protocol. The processing unit determines, based on the second destination information, an egress interface to which the packet is to be forwarded. | 10-20-2011 |
| 20120134266 | LOAD BALANCING HASH COMPUTATION FOR NETWORK SWITCHES - Techniques to load balance traffic in a network device or switch include a network device or switch having a first interface to receive a data unit or packet, a second interface to transmit the packet, and a mapper to map between virtual ports and physical ports. The network device includes hash value generator configured to generate a hash value based on information included in the packet and based on at least one virtual port. The hash value may be optionally modified to load balance egress traffic of the network device. The network device selects a particular virtual port for egress of the packet, such as by determining an index into an egress table based on the (modified) hash value. The packet is transmitted from the network device using a physical port mapped to the particular virtual port. | 05-31-2012 |
| 20120134497 | LOAD BALANCING HASH COMPUTATION FOR NETWORK SWITCHES - Techniques to load balance traffic in a communication network include a network switch or device having an interface to receive a data unit or packet. The network device includes a hash value generator configured to generate a symmetric key from an initial key that is based on the packet, and configured to generate a hash value based on the symmetric key and the packet. The hash value may be optionally modified to load balance egress traffic of the network device. The network device selects an egress link or port, such as by determining an index into an egress table based on the (modified) hash value. The techniques described herein allow packets or data units of a particular flow to travel in both directions along a same path through the communication network. | 05-31-2012 |
| 20120136999 | LOAD BALANCING HASH COMPUTATION FOR NETWORK SWITCHES - Techniques to avoid polarization in a communication network include a network switch or device having a first interface to receive a data unit or packet, and a second interface via which the packet is transmitted from the network device. The network device includes a hash value generator configured to generate, using a depolarizer, a depolarized key from an initial key (where the initial key is based on contents of the packet and the depolarizer is unique to the network device), and to generate a hash value based on the depolarized key and the packet by using a hash function that is common to all network devices in the network. The hash value may be optionally modified to load balance egress traffic of the network device. The network device selects an egress link or port, such as by determining an index into an egress table based on the (modified) hash value. | 05-31-2012 |
