Patent application number | Description | Published |
20150093863 | METHOD OF MAKING A FLOATING GATE NON-VOLATILE MEMORY (NVM) WITH BREAKDOWN PREVENTION - A method of making a semiconductor structure includes patterning a polysilicon layer on a substrate to form a first floating gate over a first active region in the substrate and a second floating gate over a second active region in the substrate. An opening between the first and second floating gates is filled with a dielectric material. The dielectric material is etched back so that a height of a remaining portion of the dielectric material is less than a height of the first and second floating gates. A second polysilicon layer is deposited over the first and second floating gates and the remaining portion of the dielectric material to form a word line for the first and second floating gates. | 04-02-2015 |
20150214062 | Methods For Extending Floating Gates For NVM Cells To Form Sub-Lithographic Features And Related NVM Cells - Methods are disclosed for extending floating gate regions within floating gate cells to form sub-lithographic features. Related floating gate cells and non-volatile memory (NVM) systems are also disclosed. In part, the disclosed embodiments utilize a spacer etch to form extended floating gate regions and floating gate slits with sub-lithographic dimensions thereby achieving desired increased spacing between control gate layers and doped regions underlying floating gate structures while still allowing for reductions in the overall size of floating-gate NVM cells. These advantageous results are achieved in part by depositing an additional floating gate layer over previously formed floating gate regions and then using the spacer etch to form the extended floating gate regions as sidewall structures and sub-lithographic floating gate slits. The resulting floating gate structures reduce breakdown down risks, thereby improving device reliability. | 07-30-2015 |
20150249091 | NVM LAYOUT - A memory device can include an array of NOR memory cells, each memory cell including a floating gate, a source on a source side of the floating gate, a drain on a drain side of the floating gate, a drain contact on the drain, and a source contact on the source. The source contacts are connected to a common source line. A plurality of bit lines are connected to respective drains in a column of the memory cells. A plurality of word lines, each word line coupled to respective floating gates in a row of the memory cells. Spacing between the word lines on the drain side is greater than spacing between the word lines on the source side. | 09-03-2015 |
20150364478 | METHODS AND STRUCTURES FOR SPLIT GATE MEMORY CELL SCALING WITH MERGED CONTROL GATES - A memory device has first and second memory cells in and over a substrate. A first doped region is in a first active region. A top surface of the first active region is substantially coplanar with a top surface of the first doped region. A control gate is over the first doped region and extends over a first side of the first doped region and over a second side of the first doped region. A charge storage layer is between the first control gate and the first active region including between the first select gate and the first doped region. A first select gate is over the first active region on the first side of the first doped region and adjacent to the control gate. A second select gate is over the first active region on the second side of the first doped region and adjacent to the control gate. | 12-17-2015 |
20150371711 | CONTROL GATE DRIVER FOR USE WITH SPLIT GATE MEMORY CELLS - A circuit for driving a control gate of a split-gate nonvolatile memory cell may include a switched current source; a first transistor having a current electrode coupled to the switched current source and a control electrode coupled to a voltage source; a second transistor having a current electrode coupled to a second node of the switched current source, and a control electrode coupled to a third voltage source; a third transistor having a control electrode coupled to the second transistor, a current electrode coupled to the first transistor and a fourth switched voltage source; and a fourth transistor having a current electrode coupled to the first switched voltage source, a control electrode coupled to the switched current source, and a second current electrode coupled to the second transistor at a driver voltage node, wherein a voltage level at the driver voltage node is operable to drive the control gate. | 12-24-2015 |
20160019964 | MEMORY DEVICE WITH COMBINED NON-VOLATILE MEMORY (NVM) AND VOLATILE MEMORY - A memory device includes a volatile memory cell, a non-volatile memory cell, and a transfer system connected between the volatile memory cell and the non-volatile memory cell. The transfer circuit allows data transfer from the volatile memory cell to the non-volatile memory cell when the memory device is operating in a first mode, and from the non-volatile memory cell to the volatile memory cell when the memory device is operating in a second mode. | 01-21-2016 |
20160064092 | FLASH MEMORY WITH IMPROVED READ PERFORMANCE - A non-volatile memory device includes an array of memory cells and a plurality of word lines and voltage supply lines. Each memory cell of the array is coupled to one of the word lines. Each of the plurality of voltage supply lines is coupled to a first voltage supply terminal of a subset of memory cells of a plurality of subsets of memory cells of the array. Each subset includes a plurality of memory cells. A voltage switch supplies a respective one of a plurality of aged voltages to each of the plurality of subsets of memory cells in the memory array on respective ones of the voltage supply lines. The aged voltage supplied to a first of the plurality of subsets of memory cells is different than the aged voltage supplied to a second of the plurality of subsets of memory cells. | 03-03-2016 |
20160087057 | Low Resistance Polysilicon Strap - A low resistance polysilicon (poly) structure includes a first poly coupled to a substrate and having a sidewall. A second poly is separated from the sidewall of the first poly and the substrate by a programming oxide. The first poly and the second poly have substantially a same planarized height above the substrate. The first poly extends from a device region to a strap region, and extends substantially parallel to a first length of the second poly. A second length of the second poly extends away from the first poly in the strap region and includes a salicide. A first diffusion region crosses the first poly and the second poly in the device region. A masked width of the first length of the second poly is defined by an etched spacer. A low resistance contact is coupled to the second length of the second poly in the strap region. | 03-24-2016 |
20160093671 | NON-VOLATILE RANDOM ACCESS MEMORY (NVRAM) - A semiconductor device and methods for making the same are disclosed. The device may include: a first transistor structure; a second transistor structure; a capacitor structure comprising a trench in the substrate between the first and second transistor structures, the capacitor structure further comprising a doped layer over the substrate, a dielectric layer over the doped layer, and a conductive fill material over the dielectric layer; a first conductive contact from the first transistor structure to a first bit line; a second conductive contact from the second transistor to a non-volatile memory element; and a third conductive contact from the non-volatile memory element to a second bit line. | 03-31-2016 |
Patent application number | Description | Published |
20090024845 | METHOD AND SYSTEM FOR ENCRYPTION OF MESSAGES IN LAND MOBILE RADIO SYSTEMS - A method and system for authentication of a plurality of sites in a land mobile radio (LMR) system and for encryption of messages exchanged by the sites. The plurality of sites are connected by a data network (e.g., IP network). The method includes transmitting by a first site its certificate. The certificate is created by a trusted authority by applying a selected function to the public key, the ID and other relevant information of the first site with the trusted authority's private key to generate a reduced representation and then encrypting the reduced representation with the trusted authority's private key. The method further includes receiving, by the other sites in the LMR system, the certificate transmitted by the first site. The method further includes decrypting, by the other sites, the certificate transmitted by the first site and authenticating the first site, wherein the certificate is decrypted using the trusted authority's public key. The method further includes generating a session key, encrypting the session key with the public key of the first site, and transmitting the encrypted session key to the first site. The method further includes decrypting, by the first site, the encrypted session key with the first site's private key, and transmitting, by the first site, a message encrypted with the shared session key. The method further includes multicasting the encrypted message over the data network. The method further includes receiving, by the other sites in the LMR system, the encrypted message transmitted by the first site, and decrypting the message with the session key. | 01-22-2009 |
20090175209 | METHOD AND SYSTEM FOR INTEGRATION OF TRUNKING AND CONVENTIONAL LAND MOBILE RADIO SYSTEMS - An integrated Land Mobile Radio (LMR) system enables communication between a trunking land mobile radio (trunking LMR) system and a conventional land mobile radio (conventional LMR) system. The trunking LMR system includes a trunking site controller including a first network gateway router. The trunking LMR system includes at least one trunking control channel and a plurality of trunking traffic channel. The trunking traffic channels each are assigned to a specific trunking LMR subscriber by the trunking site controller to enable the trunking LMR subscribers to communicate with one another. The conventional LMR system includes a conventional site controller including a second network gateway router connected to the first network gateway router by a data network. The conventional LMR system includes a plurality of conventional traffic channels. The conventional traffic channels are each assigned to a specific conventional LMR subscriber by the conventional site controller to enable the conventional LMR subscribers to communicate. | 07-09-2009 |
20100020735 | METHOD AND SYSTEM FOR PEER-TO-PEER COMMUNICATION AMONG SITES - A method and system for peer-to-peer communication among a plurality of sites in a land mobile radio (LMR) system. The sites are interconnected by a data network, such as an IP network. Each site transmits a periodic broadcast message, which includes the identity of the transmitting site and a list of target groups that the transmitting site is interested in participating. The message is received by the other sites, thus each site becoming aware of the presence of all other sites in the system and Talk Groups they are interested in. When a site, referred to as the initiating site, intends to communicate with other sites, the initiating site transmits a call request message. The call request message is multicast over the data network to the intended recipients. The initiating site receives an acknowledgement message from the other sites confirming their willingness to communicate with the initiating site. The initiating site then sends a voice message, via multicasting, to the other sites interested in the call. Among various advantages, the system reduces hop counts for the call setup, and latency is decreased because call control is distributed among the sites. Furthermore, the system does not have a single point of failure since control and bearer plane traffic need no longer go through a bridge device. | 01-28-2010 |
20100227583 | LAND MOBILE RADIO DISPATCH CONSOLE - An exemplary land mobile radio dispatch console and method are provided. In one embodiment, the console has the capability to process and handle Requests To Talk (RTT) and emergencies. In another embodiment, the console has the capability to provide a history. In another embodiment, the console provides the capability for operators to configure and save patches of predefined groups for later use. In another embodiment, the console includes a telephone interconnect interface component, and combinations of features mentioned above. | 09-09-2010 |
20120002588 | SYSTEM AND METHOD FOR PROVIDING MOBILITY MANAGEMENT AND OUT-OF-COVERAGE INDICATION IN A CONVENTIONAL LAND MOBILE RADIO SYSTEM - The present disclosure provides a system and a method for providing mobility management and out-of-coverage indication in a conventional Land Mobile Radio (LMR) system. A radio provides its location and user group data to the disclosed system through its traffic channel when the channel is idle. Knowledge of the radio's current location and user group data is used to provide dynamic call routing and data management within the disclosed system. The disclosed system and method may provide operability similar to that of a trunking system by providing mobility management and out-of-coverage indication while providing low-cost benefits through operation of a conventional system. | 01-05-2012 |
20120039201 | HYBRID LAND MOBILE RADIO SYSTEM INCORPORATING MOBILITY MANAGEMENT AND OUT-OF-COVERAGE INDICATION - The present disclosure provides a system and a method for providing mobility management and out-of-coverage indication in a hybrid system comprised of conventional LMR sites and trunking LMR sites. If a radio is located at a conventional site, the radio provides its location and user group data to the disclosed system through its traffic channel when the channel is idle. If the radio is located at a trunking site, the radio provides its location and user group data to the disclosed system through the trunking site's control channel. Knowledge of the radio's current location and user group data is used to provide dynamic call routing and data management within the disclosed system. The disclosed system and method provides seamless communication between a trunking site and a conventional site while concurrently enhancing the hybrid system to provide mobility management and out-of-coverage indication features typically associated with a stand-alone trunking system. | 02-16-2012 |
20120083307 | METHOD AND SYSTEM FOR PEER-TO-PEER COMMUNICATION AMONG SITES - A method and system is provided for peer-to-peer communication among a plurality of sites in a land mobile radio (LMR) system. The sites are interconnected by a data network, such as an IP network. When a site, referred to as the initiating site, intends to communicate with other sites, the initiating site transmits a call request message. The call request message is multicast over the data network to the intended recipients. The initiating site receives an acknowledgement message from the other sites confirming their willingness to communicate with the initiating site. The initiating site then sends a voice message, via multicasting, to the other sites interested in the call. | 04-05-2012 |
20120102097 | System and Method for Simulating a Land Mobile Radio System - The present disclosure provides a system and method for simulating a land mobile radio system having a plurality of radio sites. The simulation system may comprise an IP network providing an IP-based interface between components within the system such as, for example, a first server designed to simulate one or more radio sites, a second server designed to simulate one or more subscriber units, and a controller interface for providing commands for controlling the simulated subscriber units. Each site in the first server may include one or more site applications each associated with an IP address, and each subscriber unit in the second server is associated with a plurality of IP addresses for communicating with the site applications over the IP network. | 04-26-2012 |
20120106485 | Method and System for Integration of Trunking and Conventional Land Mobile Radio Systems - An integrated Land Mobile Radio (LMR) system enables communication between a trunking LMR system and a conventional LMR system. The trunking LMR system includes a trunking site controller including a first network gateway router. The trunking LMR system includes at least one trunking control channel and a plurality of trunking traffic channel. The trunking traffic channels each are assigned to a specific trunking LMR subscriber by the trunking site controller to enable the trunking LMR subscribers to communicate with one another. The conventional LMR system includes a conventional site controller including a second network gateway router connected to the first network gateway router by a data network. The conventional LMR system includes a plurality of conventional traffic channels. The conventional traffic channels are each assigned to a specific conventional LMR subscriber by the conventional site controller to enable the conventional LMR subscribers to communicate. | 05-03-2012 |
20120331289 | METHOD AND SYSTEM FOR ENCRYPTION OF MESSAGES IN LAND MOBILE RADIO SYSTEMS - A method and system for authentication of sites in a land mobile radio (LMR) system and encryption of messages exchanged by the sites. In some embodiments, the method includes transmitting a certificate created by a trusted authority by applying a function to a first site public key using the trusted authority's private key to generate a reduced representation, which is encrypted with the trusted authority's private key. Other sites may receive the certificate, decrypt it using the trusted authority's public key, and authenticate the first site. The method may further include generating a session key, encrypting it with the public key of the first site, and transmitting the encrypted session key to the first site. The first site decrypts the encrypted session key with the first site's private key, and transmits a message encrypted with the shared session key to other sites for decryption using the session key. | 12-27-2012 |
20130130735 | LAND MOBILE RADIO DISPATCH CONSOLE - An exemplary land mobile radio dispatch console and method are provided. In one embodiment, the console has the capability to process and handle Requests To Talk (RTT) and emergencies. In another embodiment, the console has the capability to provide a history. In another embodiment, the console provides the capability for operators to configure and save patches of predefined groups for later use. In another embodiment, the console includes a telephone interconnect interface component, and combinations of features mentioned above. | 05-23-2013 |
20130294323 | METHOD AND SYSTEM FOR PEER-TO-PEER COMMUNICATION AMONG SITES - A method and system are provided for peer-to-peer communication among a plurality of sites in a land mobile radio (LMR) system. The sites are interconnected by a data network, such as an IP network. When a site, referred to as the initiating site, intends to communicate with other sites, the initiating site transmits a call request message. The call request message is multicast over the data network to the intended recipients. The initiating site receives an acknowledgement message from the other sites confirming their willingness to communicate with the initiating site. The initiating site then sends a voice message, via multicasting, to the other sites interested in the call. | 11-07-2013 |
20140195801 | METHOD AND SYSTEM FOR ENCRYPTION OF MESSAGES IN LAND MOBILE RADIO SYSTEMS - A method and system for authentication of sites in a land mobile radio (LMR) system and encryption of messages exchanged by the sites. In some embodiments, the method includes transmitting a certificate created by a trusted authority by applying a function to a first site public key using the trusted authority's private key to generate a reduced representation, which is encrypted with the trusted authority's private key. Other sites may receive the certificate, decrypt it using the trusted authority's public key, and authenticate the first site. The method may further include generating a session key, encrypting it with the public key of the first site, and transmitting the encrypted session key to the first site. The first site decrypts the encrypted session key with the first site's private key, and transmits a message encrypted with the shared session key to other sites for decryption using the session key. | 07-10-2014 |
20140211650 | HYBRID LAND MOBILE RADIO SYSTEM INCORPORATING MOBILITY MANAGEMENT AND OUT-OF-COVERAGE INDICATION - The present disclosure provides a system and a method for providing mobility management and out-of-coverage indication in a hybrid system comprised of conventional LMR sites and trunking LMR sites. If a radio is located at a conventional site, the radio provides its location and user group data to the disclosed system through its traffic channel when the channel is idle. If the radio is located at a trunking site, the radio provides its location and user group data to the disclosed system through the trunking site's control channel. Knowledge of the radio's current location and user group data is used to provide dynamic call routing and data management within the disclosed system. The disclosed system and method provides seamless communication between a trunking site and a conventional site while concurrently enhancing the hybrid system to provide mobility management and out-of-coverage indication features typically associated with a stand-alone trunking system. | 07-31-2014 |
20140273916 | DISTRIBUTED SIMULCAST ARCHITECTURE - A system and method for providing communication in a distributed LMR system architecture is provided herein, wherein the system includes a plurality of LMR subsystems interconnected by a data network. In some embodiments, a subsystem may include a distributed simulcast architecture comprising a plurality of LMR sites, each site having a subsystem controller and a plurality of repeaters. In one embodiment, one subsystem controller operates in an active mode and the remaining subsystem controllers operate in standby to provide redundancy. The repeaters include integrated voter comparator and simulcast controller functionality and circuitry. In some embodiments, the repeaters are operable in an active or standby mode, wherein repeaters in the active mode perform voter comparator and simulcast controller functionality. The distributed simulcast architecture provides simulcast controller and voter comparator redundancy, network failure redundancy, and site redundancy. | 09-18-2014 |
20140308949 | System and Method for Providing Mobility Management and Out-of-Coverage Indication in a Conventional Land Mobile Radio System - The present disclosure provides a system and a method for providing mobility management and out-of-coverage indication in a conventional Land Mobile Radio (LMR) system. A radio provides its location and user group data to the disclosed system through its traffic channel when the channel is idle. Knowledge of the radio's current location and user group data is used to provide dynamic call routing and data management within the disclosed system. The disclosed system and method may provide operability similar to that of a trunking system by providing mobility management and out-of-coverage indication while providing low-cost benefits through operation of a conventional system. | 10-16-2014 |
20160036624 | INTEROPERABILITY GATEWAY FOR LAND MOBILE RADIO SYSTEM - Disclosed is an interoperability gateway system that provides backup connection between a dispatch center and a Land Mobile Radio (LMR) system in the event the dispatch center is disconnected from the LMR system. In general, this may be accomplished by providing an RF link between the disconnected site and the interoperability gateway via a controller, or interoperability site network interface (ISNI), that is activated when the dispatch center is disconnected from the LMR system. The interoperability gateway provides the backup connection by allocating a control station for each channel available at the disconnected LMR system. When compared to conventional dispatch console backup schemes, the disclosed interoperability gateway system greatly reduces the equipment needed to provide dispatch console backup, thereby decreasing equipment and operation costs, and simplifying operation by providing a solution that is virtually transparent to the dispatcher. | 02-04-2016 |
20160112882 | SYSTEM AND METHOD FOR SIMULATING A LAND MOBILE RADIO SYSTEM - The present disclosure provides a system and method for simulating a land mobile radio system having a plurality of radio sites. The simulation system may comprise an IP network providing an IP-based interface between components within the system such as, for example, a first server designed to simulate one or more radio sites, a second server designed to simulate one or more subscriber units, and a controller interface for providing commands for controlling the simulated subscriber units. Each site in the first server may include one or more site applications each associated with an IP address, and each subscriber unit in the second server is associated with a plurality of IP addresses for communicating with the site applications over the IP network. | 04-21-2016 |
Patent application number | Description | Published |
20110272134 | HIGH FREQUENCY SURFACE TREATMENT METHODS AND APPARATUS TO EXTEND DOWNHOLE TOOL SURVIVABILITY - A downhole device with compressive layer at the surface thereof. Such devices may be particularly well suited for survivability in the face of potentially long term exposure to a downhole environment. Techniques for forming protective compressive layers at the surfaces of such devices may include positioning devices within a chamber for bombardment by high frequency particles. As a manner of enhancing the compressive layer thickness and effectiveness, low temperature conditions may be applied to the device during the high frequency treatment. | 11-10-2011 |
20110277995 | APPARATUS AND METHOD FOR MONITORING CORROSION AND CRACKING OF ALLOYS DURING LIVE WELL TESTING - A tool string sub. A longitudinally extending tubular housing has an outside surface and an inside surface. A stepped circumferential portion of the inside surface of the housing bisects the interior surface of the housing. A degradation part is connected adjacent to the stepped portion of the housing and is supported by the housing and at least one moveable support part protruding inward and beyond the inner surface of the housing. The support part has a first position where the degradation part is at one stress and a second position where the degradation part is at a second stress greater than the first stress. At least one end of the tool string sub is adapted to connect with a tool string. | 11-17-2011 |
20120059636 | DEVICE AND METHOD TO DETERMINE CONDUCTIVITY FOR HIGH PRESSURE-HIGH TEMPERATURE SERVICE - A method for characterizing one or more properties of a geological formation including brine, the method including inputting at least one first property of the geological formation into an equation of state (EOS) model, the EOS model accounting for a high temperature effect on the brine; solving the EOS model to determine at least one second property of the geological formation; and outputting the at least one second property to a display device. | 03-08-2012 |
20120059640 | THERMODYNAMIC MODELING FOR OPTIMIZED RECOVERY IN SAGD - One or more computer-readable media include computer-executable instructions to instruct a computing system to receive input as to physical characteristics of a resource recovery system and a resource reservoir; simulate fluid thermodynamics of the system and the reservoir; and output information as to phase composition, for example, in at least one dense phase affected by the resource recovery system. Various other apparatuses, systems, methods, etc., are also disclosed. | 03-08-2012 |
20120065951 | METHOD TO PREDICT DENSE HYDROCARBON SATURATIONS FOR HIGH PRESSURE HIGH TEMPERATURE - A method for characterizing one or more properties of a geological formation including brine and a dense vapor phase includes inputting at least one first property of the geological formation including resistivity of a vapor phase into a model including an equation of state (EOS) model, the model accounting for a high temperature effect on the dense vapor where that the dense vapor has a non-infinite resistivity. At least the EOS model is solves to provide data relating to at least one second property of the geological formation. The data relating to the at least one second property is output to a display device for visual inspection. | 03-15-2012 |
20130342211 | Impedance Spectroscopy Measurement Device And Methods For Analysis Of Live Reservoir Fluids And Assessment Of In-Situ Corrosion Of Multiple Alloys - A method for analyzing fluid withdrawn from a subsurface formation includes disposing the withdrawn fluid in a chamber and maintaining the fluid in the chamber substantially at a same temperature and pressure as exists in the subsurface formation. Electric current is passed through the fluid in the chamber using at least one electrode made from a selected metal, the electric current comprising direct current and alternating current of frequency sufficient to determine at least one of (i) resistance of the fluid sample in the chamber directly and (ii) from the direct current determine a polarization resistance of the at least one electrode. | 12-26-2013 |
20140107928 | Evaluation of Low Resistivity Low Contrast Productive Formations - A method for identifying low resistivity low contrast high temperature high pressure productive subsurface formations rich in acid gases penetrated by a wellbore includes obtaining dielectric permittivity measurements of selected formations adjacent at least part of the wellbore. Nuclear magnetic resonance relaxometry measurements are obtained for the selected formations, the relaxometry measurements being calibrated to identify relaxation times corresponding to acid gases in high humidity at elevated pressure and temperature. Zones are identified for withdrawing formation fluid samples based on the dielectric permittivity and relaxometry measurements. | 04-17-2014 |
20140294651 | THERMO-MECHANICAL TREATMENT OF MATERIALS - A thermal mechanical treatment method includes consolidating a powder by a severe plastic deformation process and ageing the consolidated powder at low temperature. The method may include cryomilling the powder before consolidating the powder by a severe plastic deformation process; hot isostatic pressing the consolidated powder into a dense powder before aging the consolidated powder; hot extruding the dense powder into a stock shape before aging the consolidated powder; hot-working the stock shape on a gyrating forge at a predetermined temperature before aging the consolidated powder; or heating the consolidated powder to a predetermined temperature, and maintaining the consolidated powder at the predetermined temperature for a predetermined time. | 10-02-2014 |
Patent application number | Description | Published |
20100284539 | Methods for Protecting Against Piracy of Integrated Circuits - Techniques are provided for reducing the likelihood of piracy of integrated circuit design using combinational circuit locking system and activation protocol based on public-key cryptography. Every integrated circuit is to be activated with an external key, which can only be generated by an authenticator, such as the circuit designer. During circuit design, register transfer level (RTL) descriptions of the IC design are embedded with combinational logic based on a master key applied by the authenticator. That combinational logic renders at least one module of the RTL description locked, i.e., encrypted. The completed circuit design from the authenticator is sent to a fabrication lab with the combinationally locked modules. After fabrication, the circuit can only be activated when the authenticator sends an appropriate key that is used by the circuit to unlock the locked portions and thereby activate the circuit. | 11-11-2010 |
20100287374 | Protecting Hardware Circuit Design by Secret Sharing - Techniques are able to lock and unlock and integrated circuit (IC) based device by encrypting/decrypting a bus on the device. The bus may be a system bus for the IC, a bus within the IC, or an external input/output bus. A shared secret protocol is used between an IC designer and a fabrication facility building the IC. The IC at the fabrication facility scrambles the bus on the IC using an encryption key generated from unique identification data received from the IC designer. With the IC bus locked by the encryption key, only the IC designer may be able to determine and communicate the appropriate activation key required to unlock (e.g., unscramble) the bus and thus make the integrated circuit usable. | 11-11-2010 |
20110292595 | Liquid Cooling System for Stackable Modules in Energy-Efficient Computing Systems - A computing system is provided. In the computing system, a plurality of modules physically arranged in a three dimensional hexadron configuration. In the computing system, the at least one module is either a liquid-tight module filled with a non-conductive liquid coolant or a module cooled with a liquid coolant circulating through cold plates mounted on electronic components. In the computing system, the liquid coolant is circulated in a closed loop by at least one pump through a plurality of hoses through at least one of a plurality of heat exchangers. In the computing system, the plurality of heat exchangers is coupled to an exterior portion of the surface of the computing system. In the computing system, the plurality of heat exchangers cool the liquid coolant through finned tubes exposed to the surrounding air. | 12-01-2011 |
20110302544 | POST-PLACEMENT CELL SHIFTING - A computer implemented method, data processing system, and computer program product for reworking a plurality of cells initially placed in a circuit design. An expander allocates cells to tiles. The expander determines a high detailed routing cost tile class, wherein the high detailed routing cost tile class is a class of tiles that has high detailed routing costs. The expander selects a cell within a tile of the high detailed routing cost tile class to form a selected cell in a selected tile. The expander applies multiple techniques to reposition these cells at new locations to improve the detailed routability. The expander can place an expanded bounding box around the selected cell, wherein the bounding box extends to at least one tile adjacent the selected tile, and repositions the selected cell within the bounding box to form a modified design to improve the detailed routability. The expander may also inflate and legalize those cells. | 12-08-2011 |
20110302545 | DETAILED ROUTABILITY BY CELL PLACEMENT - A computer implemented method, data processing system, and computer program product for reworking a plurality of cells initially placed in a circuit design. An expander allocates cells to tiles, wherein some tiles have cells. The expander determines a high detailed routing cost tile class, wherein the high detailed routing cost tile class is a class of tiles that are high detailed routing cost tiles. The expander selects a cell within a tile of the high detailed routing cost tile class to form a selected cell and a selected tile. The expander places an expanded bounding box around the selected cell, wherein the bounding box extends to at least one tile adjacent the selected tile. The expander expands the selected cell within the bounding box to form a modified design, determines an aggregate routing cost among other steps, and affirms the modified design for further processing. | 12-08-2011 |
20120180017 | ROUTING G-BASED PIN PLACEMENT - A method for routing-based pin placement is provided and includes receiving a logical description of a macro of a partitioned circuit with connectivity information and a physical outline, generating an abstracted shape as an abstraction of a generic shape of a pin for providing a connection to the macro in accordance with the connectivity information as a shape conforming to dimensions of the macro, providing a routing tool with freedom to route a net for connection to the pin toward any part of the abstracted shape of the pin to create a routed net and identifying a location where the routed net crosses the physical outline as a chosen location for the pin. | 07-12-2012 |
20120185216 | Minimizing the Maximum Required Link Capacity for Three-Dimensional Interconnect Routing - A mechanism is provided for determining connectivity while minimizing wiring in an electronic system. The mechanism identifies a configuration of the electronic system, a location of each module in a plurality of modules within the electronic system and at least one constraint with regard to wiring the electronic system, the location of each module being identified using three-dimensional coordinates. The mechanism routes a separate cable from each module in the plurality of modules to each of the other modules in the plurality of modules without violating any constraints, thereby forming a plurality of cables. The mechanism then generates a cabling list indicating how each cable in the plurality of cables is to be routed in the electronic system in order to not violate any constraints and provide connectivity while minimizing wiring. | 07-19-2012 |
20120188719 | Liquid Cooling System for Stackable Modules in Energy-Efficient Computing Systems - A processing module is provided that comprises a set of processing module sides, each comprising a circuit board, a plurality of connectors coupled to the circuit board, and a plurality of processing nodes coupled to the circuit board. Each processing module side couples to another processing module side to form a modular processing module. The modular processing module comprises an exterior connection to a power source and a communication system and a plurality of cold plates coupled to the plurality of processing nodes. Liquid coolant is circulated through the plurality of cold plates via a closed loop by at least one pump through a plurality of tubes and through at least one heat exchanger. The at least one heat exchanger is coupled to an exterior portion of the processing module. The at least one heat exchanger cools the liquid coolant using air surrounding the processing module. | 07-26-2012 |
20120194996 | Liquid Cooling System for Stackable Modules in Energy-Efficient Computing Systems - A computing system is provided. In the computing system, a plurality of modules physically arranged in a three dimensional hexadron configuration. In the computing system, the at least one module is either a liquid-tight module filled with a non-conductive liquid coolant or a module cooled with a liquid coolant circulating through cold plates mounted on electronic components. In the computing system, the liquid coolant is circulated in a closed loop by at least one pump through a plurality of hoses through at least one of a plurality of heat exchangers. In the computing system, the plurality of heat exchangers is coupled to an exterior portion of the surface of the computing system. In the computing system, the plurality of heat exchangers cool the liquid coolant through tinned tubes exposed to the surrounding air. | 08-02-2012 |
20130031270 | Automatically Routing Super-Compute Interconnects - A mechanism is provided for automatically routing network interconnects in a data processing system. A processor in a node of a plurality of nodes receives network topology from neighboring nodes in the plurality of nodes within the data processing system. The processor constructs a system node map that identifies a physical connectivity between the node and the neighboring nodes. The processor programs a switch in the node with a connectivity map that indicates a set of point-to-point connections with the neighboring nodes. The set of point-to-point connections comprise locally-connected connections and pass-through connections. | 01-31-2013 |
20130031334 | Automatically Routing Super-Compute Interconnects - A mechanism is provided for automatically routing network interconnects in a data processing system. A processor in a node of a plurality of nodes receives network topology from neighboring nodes in the plurality of nodes within the data processing system. The processor constructs a system node map that identifies a physical connectivity between the node and the neighboring nodes. The processor programs a switch in the node with a connectivity map that indicates a set of point-to-point connections with the neighboring nodes. The set of point-to-point connections comprise locally-connected connections and pass-through connections. | 01-31-2013 |
20130346938 | POST-PLACEMENT CELL SHIFTING - A computer implemented method for reworking a plurality of cells initially placed in a circuit design. An expander allocates cells to tiles. The expander determines a high detailed routing cost tile class, wherein the high detailed routing cost tile class is a class of tiles that has high detailed routing costs. The expander selects a cell within a tile of the high detailed routing cost tile class to form a selected cell in a selected tile. The expander applies multiple techniques to reposition these cells at new locations to improve the detailed routability. The expander can place an expanded bounding box around the selected cell, wherein the bounding box extends to at least one tile adjacent the selected tile, and repositions the selected cell within the bounding box to form a modified design to improve the detailed routability. The expander may also inflate and legalize those cells. | 12-26-2013 |
Patent application number | Description | Published |
20090110719 | Polyamine modified particles - A particle composition comprising a graft copolymer formed from a biocompatible polymer and a plurality of polyamine moieties, wherein the polyamine moieties are bound to the biocompatible polymer, and a combinatorial delivery polymer comprising a plurality of particles that comprises a graft copolymer formed from a biocompatible polymer and a plurality of polyamine moieties, wherein the polyamine moieties are bound to the biocompatible polymer, a plurality of nucleic acids electrostatically loaded onto the particles, a plurality of chemokine molecules, and a biodegradable polymer network, in which the loaded particles and chemokine molecules may be entrapped, are disclosed. Also disclosed is a method for treating a subject comprising administering a therapeutically effective dose of a pharmaceutical composition, the pharmaceutical composition comprising a particle composition that comprises a graft copolymer formed from a biocompatible polymer and a plurality of polyamine moieties, wherein the polyamine moieties are bound to the biocompatible polymer. | 04-30-2009 |
20100010102 | TRIGGERED RELEASE OF DRUGS FROM POLYMER PARTICLES - The present invention includes compositions and methods for the controlled delivery of active agents, e.g., drugs, based on one or more release triggers found in the environment in which the active agent-loaded particle is located. The composition and methods include a polymer network having a polymer cross-linked by peptides that include one or more proteolytic cleavage sites. | 01-14-2010 |
20110206617 | MODIFIED POLYSACCHARIDES FOR DRUG AND CONTRAST AGENT DELIVERY - According to one embodiment, the disclosure provides a delivery formulation including a chitosan in which the primary amines are partially modified with 4-imidazole acetic acid monohydrochloride and a therapeutic or imaging material. According to another embodiment, the disclosure provides a method for delivering a material to an epithelial or mucosal tissue comprising increasing the permeability of an epithelial or mucosal tissue by applying to said tissue a delivery formulation including a chitosan in which the primary amines are partially modified with 4-imidazole acetic acid monochlorohydride and a therapeutic or imaging material. | 08-25-2011 |
20110262493 | MULTI-LAYERED HYDROGEL CONSTRUCTS AND ASSOCIATED METHODS - Multi-layered hydrogel constructs comprising: a first layer comprising a first polymerizable material, hyaluronic acid and a plurality of cells; a second layer comprising a second polymerizable material, chondroitin sulfate and a plurality of cells; and a third layer comprising a third polymerizable material, chondroitin sulfate, a matrix metalloprotease sensitive peptide, and a plurality of cells are provided. Associated methods are also provided. | 10-27-2011 |
Patent application number | Description | Published |
20140158255 | TOUGHENED SOLDER FOR DOWNHOLE APPLICATIONS, METHODS OF MANUFACTURE THEREOF AND ARTICLES COMPRISING THE SAME - Disclosed herein is a solder composition comprising a metal or a metal alloy; and an electrically conductive high temperature polymeric composition; where the electrically conductive high temperature polymeric composition is dispersed homogeneously in the metal; and where the electrically conductive high temperature polymeric composition has a higher glass transition temperature or a melting point than the flow temperature of the metal or metal alloy. Disclosed herein too is a method comprising mixing an electrically conductive high temperature polymeric composition with a metal or a metal alloy to form the solder composition; where the electrically conductive high temperature polymeric composition is dispersed homogeneously in the metal; and where the electrically conductive high temperature polymeric composition has a higher glass transition temperature or a melting point than the flow temperature of the metal or metal alloy. | 06-12-2014 |
20140345661 | THERMOELECTRIC POLYMER COMPOSITE, METHOD OF MAKING AND USE OF SAME - A thermoelectric composite includes a plurality of particles comprising a crosslinked polymer having a heat deflection temperature greater than or equal to 200° F. and a segregated network comprising a first filler material which is disposed between the particles to produce a thermoelectric response in response to application of a voltage difference or temperature difference across the thermoelectric composite. The first filler material includes a carbon material, a metal, a metal disposed on a carbon material, or a combination thereof. A process for preparing a thermoelectric article includes combining a first filler material and a plurality of particles comprising a polymer to form a composition and molding the composition to form a thermoelectric article, wherein the thermoelectric article is configured to produce a thermoelectric response in response to application of a voltage difference or temperature difference across the article. | 11-27-2014 |
20150064032 | Thermoelectric Cooling Devices on Electrical Submersible Pump - An electric submersible well pump assembly includes a pump and an electrical motor filled with a dielectric lubricant. A capsule extends around a portion of the motor, defining a chamber between the capsule and the motor. A port through a side wall of the motor communicates the lubricant within the motor to the chamber. Thermoelectric devices are located within the chamber. Voltage supplied to the thermoelectric devices cools the lubricant. | 03-05-2015 |
20150284542 | REINFORCED AND CROSSLINKED POLYARYLENES, METHODS OF MANUFACTURE, AND USES THEREOF - A composition contains a polymer component comprising a crosslinked product of a polyarylene, a crosslinked product of a substituted polyphenylene, a crosslinked product of a polyphenylene sulfide and a polyphenylsulfone, or a combination comprising at least one of the foregoing; and a mesoporous silicate having an average pore size of about 5 nanometers to about 50 nanometers. The composition has high-temperature elastomeric properties and excellent mechanical strength. The compositions are useful in oil and gas downhole applications. Methods for the manufacture of the composition and articles comprising the composition are also disclosed. | 10-08-2015 |
20160101600 | METHODS OF FORMING STRUCTURES FOR DOWNHOLE APPLICATIONS, AND RELATED DOWNHOLE STRUCTURES AND ASSEMBLIES - A method of forming a structure for a downhole application comprises forming an interfacial material comprising at least one of self-reinforced polyphenylene, polyphenylene sulfide, polysulfone, and polyphenylsulfone between opposing surfaces of a first substrate and a second substrate. A downhole structure and a downhole assembly are also described. | 04-14-2016 |
20160123471 | SUPERELASTIC NICKEL-TITANIUM ALLOY DOWNHOLE SEALS, WELLBORE TOOLS INCLUDING SUCH SEALS, AND RELATED METHODS - A superelastic metal seal for use in a downhole tool, wherein the superelastic metal seal may be formed from a superelastic Ni—Ti alloy. The superelastic Ni—Ti alloy may be prestrained with a permanent strain. Superelasticity may be imparted to the superelastic Ni—Ti alloy through a thermal treatment process or through prestraining the superelastic Ni—Ti alloy. The superelastic Ni—Ti alloy may exhibit superelastic behavior. The superelastic Ni—Ti alloy may not exhibit shape memory behavior. | 05-05-2016 |