Patent application number | Description | Published |
20120309328 | BROADBAND DISTRIBUTED ANTENNA SYSTEM WITH NON-DUPLEXER ISOLATOR SUB-SYSTEM - Certain aspects and aspects of the present invention are directed to a distributed antenna system having a downlink communication path, an uplink communication path, and a non-duplexer isolator sub-system. The downlink communication path can communicatively couple a transmit antenna to a base station. The uplink communication path can communicatively couple a receive antenna to the base station. In one aspect, the non-duplexer isolator sub-system can be electronically configured for isolating uplink signals traversing the uplink communication path from downlink signals. In another aspect, a non-duplexer isolator sub-system can be configurable in one or more mechanical steps selecting a frequency response. In another aspect, a non-duplexer isolator sub-system can include an active mitigation sub-system. | 12-06-2012 |
20130169501 | Antenna Structure for Distributed Antenna System - One embodiment discloses an antenna structure. The antenna structure may comprise a transmit antenna element comprising a first transmit antenna sub-element and a second transmit antenna sub-element. The antenna structure can comprise a receive antenna element comprising a first receive antenna sub-element and a second receive antenna sub-element. At least one electronic component of the antenna structure may be coupled with a ground plane. The first transmit antenna sub-element, the second transmit antenna sub-element, the first receive antenna sub-element, and the second receive antenna sub-element may each comprise a first portion and a second portion. The second portion may be larger than the first portion. The first portion can be closer to a center position of an arrangement of the sub-elements than the second portion. In one embodiment, the arrangement of the sub-elements about the center position forms a four-leaf clover-like arrangement. | 07-04-2013 |
20140119281 | Digital Baseband Transport in Telecommunications Distribution Systems - A telecommunications system is provided that includes a unit for communicating channelized digital baseband signals with remotely located units. The channelized digital baseband signals include call information for wireless communication. The unit includes a channelizer section and a transport section. The channelizer section can extract, per channel, the channelized digital baseband signals using channel filters and digital down-converters. The transport section can format the channelized digital baseband signals for transport together using a transport schedule unit for packetizing and packet scheduling the channelized digital baseband signals. A signal processing subsystem can control a gain of uplink digital baseband signals, independently, that are received from the remotely located units prior to summing the uplink digital baseband signals. | 05-01-2014 |
20140335799 | BROADBAND DISTRIBUTED ANTENNA SYSTEM WITH NON-DUPLEXER ISOLATOR SUB-SYSTEM - Certain aspects and aspects of the present invention are directed to a distributed antenna system having a downlink communication path, an uplink communication path, and a non-duplexer isolator sub-system. The downlink communication path can communicatively couple a transmit antenna to a base station. The uplink communication path can communicatively couple a receive antenna to the base station. In one aspect, the non-duplexer isolator sub-system can be electronically configured for isolating uplink signals traversing the uplink communication path from downlink signals. In another aspect, a non-duplexer isolator sub-system can be configurable in one or more mechanical steps selecting a frequency response. In another aspect, a non-duplexer isolator sub-system can include an active mitigation sub-system. | 11-13-2014 |
20150063273 | DIGITAL BASEBAND TRANSPORT IN TELECOMMUNICATIONS DISTRIBUTION SYSTEMS - A telecommunications system is provided that includes a unit for communicating channelized digital baseband signals with remotely located units. The channelized digital baseband signals include call information for wireless communication. The unit includes a channelizer section and a transport section. The channelizer section can extract, per channel, the channelized digital baseband signals using channel filters and digital down-converters. The transport section can format the channelized digital baseband signals for transport together using a transport schedule unit for packetizing and packet scheduling the channelized digital baseband signals. A signal processing subsystem can control a gain of uplink digital baseband signals, independently, that are received from the remotely located units prior to summing the uplink digital baseband signals. | 03-05-2015 |
Patent application number | Description | Published |
20110243201 | BROADBAND TRANSCEIVER AND DISTRIBUTED ANTENNA SYSTEM UTILIZING SAME - A broadband transceiver includes at least one layer structure that is substantially impermeable to RF radiation. The layer structure includes a first face surface substantially opposite a second face surface. A receive antenna is located proximate the first face surface and configured to receive RF transmissions. A transmit antenna is located proximate the second surface and configured to transmit RF transmissions. At least one of the receive and transmit antennas generates a generally toroidal radiation pattern that is stronger in a direction substantially parallel to the respective layer structure face surface compared to a direction substantially perpendicular to the face surface. | 10-06-2011 |
20110243291 | SYNCHRONOUS TRANSFER OF STREAMING DATA IN A DISTRIBUTED ANTENNA SYSTEM - Embodiments of the invention provide a method, distributed antenna system, and components that generate a jitter reduced clock signal from a serial encoded binary data stream transmitted over a communication medium. The method comprises receiving a modulated signal that includes the encoded binary data stream and extracting the encoded binary data stream. The method further comprises generating a recovered clock signal that is phase locked to the encoded binary data stream, generating an error signal based on a difference between a phase of the encoded binary data stream and the recovered clock signal, and integrating the error signal to generate a signal to control a voltage controlled oscillator. The method further comprises generating a stable recovered clock signal and producing at least one output clock by scaling the stable recovered clock signal frequency. | 10-06-2011 |
20130095870 | UPLINK NOISE MINIMIZATION - A method and apparatus for controlling uplink signal power in a distributed antenna system | 04-18-2013 |
20130129009 | TRANSPORT DATA REDUCTION FOR DAS SYSTEMS - A distributed antenna system having improved data transmission features incorporates endpoints of the system, which are coupled together by serial data link. At the endpoints, processing may occur utilizing processing circuitry to determine similarities between multiple signal streams. If the streams are similar, the data sent over the serial digital link is reduced by only sending one of the representative signals. In an alternative embodiment of the invention, the difference between the signals might be sent as well. Alternatively, all signals might be sent, but may be compressed with compression circuitry before the signals are transmitted over the serial link. At the endpoint of the system, the signals are reconstructed for further processing and transmission. | 05-23-2013 |
20140079112 | TRANSPORT DATA REDUCTION FOR DAS SYSTEMS - An endpoint element of a distributed antenna system includes processing circuitry configured for processing a plurality of digital signals for conditioning the signals and compression circuitry configured for compressing at least one of the digital signals according to a compression scheme to yield at least one compressed digital signal and compression settings. The digital signals are combined into a single digital stream and combined and time division multiplexed onto a serial data link with the compression settings. The digital signals are also transmitted with compression settings to another endpoint element over the serial data link. | 03-20-2014 |
20140134943 | GAIN MEASUREMENT AND MONITORING FOR WIRELESS COMUNICATION SYSTEMS - A system and method of monitoring a signal repeating device in a wireless communication system is provided. An operational noise measurement is obtained by measuring a noise value outside of a bandwidth of a first element, but within a bandwidth of a second, subsequent element in a signal path of the device. The operational noise measurement is alternatively obtained by tuning an input band of the device to shift the input band partially or completely outside of a bandwidth of a first element to create an open band or by suppressing an input of an antenna and measuring noise within the open bandwidth of the device. A stored parameter is retrieved and compared to the measured operational noise. Alternatively, a leakage signal of the device may be received at a signal receiver and compared to a reference. The reference is a function of elements of the device in a leakage path of the leakage signal. | 05-15-2014 |
20140177760 | SYNCHRONOUS TRANSFER OF STREAMING DATA IN A DISTRIBUTED ANTENNA SYSTEM - Embodiments of the invention provide a method, distributed antenna system, and components that generate a jitter reduced clock signal from a binary encoded data stream transmitted over a communication medium. The method includes receiving a modulated signal that includes the binary encoded data stream and generating a recovered clock signal that is phase locked to the binary encoded data stream. The method further comprises generating a stable recovered clock signal by filtering the recovered clock signal to remove jitter, while allowing the clock signal to track long-term drift. | 06-26-2014 |
Patent application number | Description | Published |
20090057126 | Optimized coke cutting method for decoking substantially free-flowing coke in delayed cokers - A method for coke removal in delayed coker drums is provided. The method comprises the steps of draining from the drum of substantially free-flowing coke, performing a vibration signature analysis on the drum to identify whether and where any coke remains attached to the interior wall of the drum after the draining step, and cutting the coke from the areas identified by the signature analysis step. | 03-05-2009 |
20110232160 | BIOMASS CONVERSION PROCESS - Biomass material is converted into precursors for hydrocarbon transportation fuels by contacting the biomass with liquid superheated water or supercritical water to depolymerize and deoxygenate the biomass into the transportation fuel precursors. Temperatures above 200° C. and preferably above 300° C. are preferred with supercritical water at temperatures above 374° C. and pressures above 22 MPa providing a capability for higher conversion rates. | 09-29-2011 |
20110232161 | BIOMASS OIL CONVERSION PROCESS - Biomass pyrolysis oil is converted into precursors for hydrocarbon transportation fuels by contacting the oil with liquid superheated water or supercritical water to depolymerize and deoxygenate the components of the oil and form the transportation fuel precursors. Temperatures above 200° C. and preferably above 300° C. are preferred with supercritical water at temperatures above 374° C. and pressures above 22 MPA providing the capability for fast conversion rates. | 09-29-2011 |
20110232162 | BIOMASS CONVERSION USING CARBON MONOXIDE AND WATER - A lignocellulosic biomass material is converted into precursors for liquid hydrocarbon transportation fuels by contacting the biomass material with water and carbon monoxide at elevated temperature, typically from 280 to 350° C., an elevated pressure, typically a total system pressure of 12 to 30 MPa and a CO partial pressure from 5 to 10 MPa and a weight ratio of water:biomass material from 0.5:1 to 5.0:1, to dissolve the biomass material into the reaction mixture and depolymerize, deoxygenate and hydrogenate the lignocellulose biomass material, so converting the biomass material into liquid transportation fuel precursors. | 09-29-2011 |
20110232163 | BIOMASS OIL CONVERSION USING CARBON MONOXIDE AND WATER - A pyrolysis oil derived from a lignocellulosic biomass material is converted into precursors for liquid hydrocarbon transportation fuels by contacting the oil with water and carbon monoxide at elevated temperature, typically from 280 to 350° C., an elevated pressure, typically a total system pressure of 12 to 30 MPa and a CO partial pressure from 5 to 10 MPa and a weight ratio of water:biomass oil from 0.5:1 to 5.0:1, to dissolve the oil into the reaction mixture and depolymerize, deoxygenate and hydrogenate the oil, so converting it into liquid transportation fuel precursors. | 09-29-2011 |
20110232164 | BIOMASS OIL CONVERSION PROCESS - A biomass pyrolysis oil is used as a co-feed for a heavy petroleum oil coking process to improve the operation of the coking process and to utilize biomaterial for the production of transportation fuels. The coking process may be a delayed coking process or a fluidized bed coking process and in each case, the presence of the biomass pyrolysis oil will decrease the coke drying time while reducing coke handling problems in the unit besides forming a superior coke product. In the case of a fluidized bed coking process using a gasifier for the coke, the addition of an alkali metal salt improves the operation of the gasifier. | 09-29-2011 |
20110233042 | BIOMASS CONVERSION PROCESS - Biomass is used as a co-feed for a heavy petroleum oil coking process to improve the operation of the coking process and to utilize biomaterial for the production of transportation fuels. The coking process may be a delayed coking process or a fluidized bed coking process and in each case, the presence of the biomass will decrease the coke drying time so reducing coke handling problems in the unit besides forming a superior coke product. In the case of a fluidized bed coking process using a gasifier for the coke, the addition of an alkali metal salt improves the operation of the gasifier. | 09-29-2011 |
Patent application number | Description | Published |
20130233181 | Combination Food Steamer and Food Processor - A combination food steamer and food processor appliance includes a housing surrounding a motor and a heater. A water cavity is positioned within the housing. At least a portion of a drive shaft extends upwardly beyond a first end of the housing. A jar is removably mountable to the first end of the housing. Portions of a bottom wall and a side wall of the jar define a food processing cavity. A steam cavity is also defined in the jar. At least a portion of the drive shaft extends through a portion of the bottom wall of the jar when the jar is mounted to the housing. A lid is removably mountable to a rim of the side wall of the jar. A basket is removably mountable within the food processing cavity of the jar in a first operating configuration. Portions of a bottom wall and a side wall of the basket define a food steaming cavity. | 09-12-2013 |
20130236613 | Kitchen Appliance and Method of Using the Same - A slow cooker includes a housing and a heating element to heat a heating cavity of the housing. The heating element is operable in only a single cooking mode and only a single warming mode. A container is sized and shaped to fit within the heating cavity of the housing. A lid is sized and shaped to at least partially cover the opening of the container. A controller is configured to control operation of the heating element in either the single cooking mode or the single warming mode. A control knob is rotatably mounted to the housing and is operatively connected to the controller. Rotation of the control knob causes a controller to actuate the heating element to heat contents within the container to a first predetermined temperature at a selected amount of time. | 09-12-2013 |
20130236614 | Kitchen Appliance & Method of Using Same - A method of heating contents within a slow cooker for a user-selected duration includes engaging a control interface to energize a heating element to a first power level for a first time period. The method further includes automatically energizing the heating element to a second power level for a second time period following completion of the first time period to avoid over-heating contents within the slow cooker, the second power level being lower than the first power level. The method also includes automatically energizing the heating element to a third power level for a third time period following completion of the second time, the third power level being greater than the second power level. | 09-12-2013 |
20150096971 | Interchangeable Wrap Slow Cooker - A kitchen appliance comprises a housing including a base member, a side wall member, and a retaining trim encasing the upper end of the side wall. The side wall member includes an external enclosure and an internal liner. At least a portion of the retaining trim is spaced radially outwardly from an external surface of the enclosure, thereby defining a retaining channel between the retaining trim and the external surface of the enclosure. The kitchen appliance includes at least one decorative panel for lining at least a portion of the external surface of the enclosure. An upper end of the panel is slidably receivable into, and retainable by, the retaining channel and a lower end of the at least one decorative panel is supported by the base member. The panel is disengageable from the retaining channel and the base member, such that the panel is interchangeable. | 04-09-2015 |
Patent application number | Description | Published |
20130342899 | Low Emissivity and EMI Shielding Window Films - A low emissivity and EMI shielding transparent composite film typically for use in association with window glazing and comprising a transparent film substrate having on one side thereof an underlayer of abrasion resistant hardcoat material with at least one infrared reflective layer covering the underlayer, typically a metallic layer which may be encased in metal oxide layers, which is then covered with a thin external protective top coat of a cured fluorinated resin. | 12-26-2013 |
20140065439 | Low Emissivity and EMI Shielding Window Films - A low emissivity and EMI shielding transparent composite film typically for use in association with window glazing and comprising a transparent film substrate having on one side thereof an underlayer of abrasion resistant hardcoat material with at least one infrared reflective layer covering the underlayer, typically a metallic layer which may be encased in metal oxide layers, which is then covered with a thin external protective top coat of a cured fluorinated resin. | 03-06-2014 |
20140072786 | Low Emissivity and EMI Shielding Window Films - A low emissivity and EMI shielding transparent composite film typically for use in association with window glazing and comprising a transparent film substrate having on one side thereof an underlayer of abrasion resistant hardcoat material with at least one infrared reflective layer covering the underlayer, typically a metallic layer which may be encased in metal oxide layers, which is then covered with a thin external protective top coat of a cured fluorinated resin. | 03-13-2014 |
20140101919 | Low Emissivity and EMI Shielding Films - A low emissivity and EMI shielding transparent composite film typically for use in association with window glazing and comprising a transparent film substrate having on one side thereof an underlayer of abrasion resistant hardcoat material with at least one infrared reflective layer covering the underlayer, typically a metallic layer which may be encased in metal oxide layers, which is then covered with a thin external protective top coat of a cured fluorinated resin. | 04-17-2014 |
Patent application number | Description | Published |
20090072563 | COVER FOR STRAPS OR HANDLES OF A BACKPACK, KNAP SACK, BAG, SATCHEL, POUCH, COMPUTER BAG, DUFFEL BAG, GUITAR BAG, BRIEFCASE, SUITCASE, SPORTS BAG, TOTE BAG, COOLER BAG, FANNY PACK, TRAVEL BAG, CARRYING BAG, SLING BAG, DAY PACK OR ANY TYPE OF CARRYING DEVICE WITH ANY TYPE AND ANY NUMBER OF STRAPS OR HANDLES. - A cover for straps or handles of a backpack, knap sack, bag, satchel, pouch, computer bag, duffel bag, guitar bag, briefcase, suitcase, sports bag, tote bag, cooler bag, fanny pack, travel bag, carrying bag, sling bag, day pack, or any type of carrying device with any type and any number of straps or handles. | 03-19-2009 |