Patent application number | Description | Published |
20110085419 | SENSOR ASSEMBLY HAVING A SEISMIC SENSOR, PRESSURE SENSOR, AND PROCESSOR TO APPLY FIRST AND SECOND DIGITAL FILTERS - A sensor assembly includes a housing structure, a seismic sensor in the housing structure to measure seismic waves propagated through a subterranean structure, and a pressure sensor in the housing structure. A processor in the housing structure is configured to receive a first signal based on an output of the seismic sensor, and a second signal based on an output of the pressure sensor. First and second digital filters are applied to the first and second signals. Application of the first and second digital filters to the first and second signals causes production of a substantially zero output in response to input that includes just noise data detected at the seismic sensor and the pressure sensor. | 04-14-2011 |
20110182142 | Technique and Apparatus for Seismic Data Quality Control - A technique includes receiving seismic data acquired in a seismic survey and performing quality control analysis on a given trace indicated by the seismic data. The quality control analysis includes selectively accepting or rejecting the given trace based on a median trend of other trace amplitudes determined from traces associated with sensor positions near a sensor position associated with the given trace. | 07-28-2011 |
20110182143 | Technique and Apparatus for Seismic Data Quality Control Using Non-Linear Regression Analysis - A technique includes receiving seismic data acquired in a seismic survey. The technique includes determining a geophysical trend of trace amplitudes indicated by the seismic data based on non-linear regression and performing quality control analysis on the seismic data based on the determined trend. | 07-28-2011 |
20110222371 | Using Seismic Sensor Transfer Functions for High Fidelity Seismic Imaging - A technique includes deploying seismic sensors to perform a seismic survey and during the deployment of the seismic sensors, testing each of the seismic sensors to determine an associated sensor transfer function. The technique includes determining an associated operator to apply to seismic data acquired by each of the seismic sensors in the seismic survey based at least in part on a frequency dependent variation between the associated sensor transfer function and a nominal response for the seismic sensor. The technique includes processing the seismic data, including applying the associated operators to the seismic data. | 09-15-2011 |
20110249530 | ARRANGING SENSOR ASSEMBLIES FOR SEISMIC SURVEYING - To perform seismic surveying, a plurality of sensor assemblies are provided, where each of multiple ones of the plurality of sensor assemblies has a seismic sensor and a divergence sensor, and where the divergence sensor is used to measure noise. In addition, the plurality of sensor assemblies are arranged in a layout designed to acquire seismic signals in a target sampling pattern, where the layout is independent of provision of sensor assemblies for noise acquisition. | 10-13-2011 |
20120008462 | Vibroseis Acquisition Technique and System Using Dynamic Source Control - A technique includes during a seismic acquisition, selectively forming groups of at least one seismic source from a plurality of seismic sources as the seismic sources become available based at least in part on a minimum source spacing distance. The technique also includes selectively activating the groups. Each group responds to being activated by substantially simultaneously initiating a sweep for the seismic source(s) of the group. The technique further includes regulating a timing of the group activations based at least in part on a slip time and a minimum group spacing distance. | 01-12-2012 |
20120069706 | Land Seismic Cable and Method - A seismic cable for use in land applications is described. The cable includes seismic sensors for measuring seismic signals reflected from subterranean or subsea formations. The cable may be deployed in trenches dug in the survey region to provide adequate sensor coupling to ground. Sensor units may be inline with the cable and may further be disposed in slim casings, thus facilitating handling and deployment. | 03-22-2012 |
Patent application number | Description | Published |
20130114459 | METHOD FOR CALIBRATING ANTENNA RECIPROCITY IN A BASE STATION OF WIRELESS NETWORK AND A DEVICE THEREOF - The present invention provides a method and device for calibrating antenna reciprocity via OTA in a base station of wireless network, and the method comprises: determining, based on a predefined rule, a plurality of calibrating UEs out of a plurality of UEs, and antennas, to be calibrated by the plurality of calibrating UEs, of the plurality of base stations, wherein the plurality of calibrating UEs are configured to calibrate antennas of the plurality of base stations; and calibrating, according to the determined calibration relationship, the antennas reciprocity of the plurality of base stations based on the plurality of calibrating UEs. With the method of present invention, communication channel model can be calibrated effectively so as to enhance antenna reciprocity in CoMP scenario. | 05-09-2013 |
20130114478 | METHOD AND DEVICE FOR SELECTING USER TERMINAL SO AS TO ENHANCE RECIPROCITY ERROR CALIBRATION BETWEEN UPLINK AND DOWNLINK - The present invention provides a method and a device for selecting user terminal so as to enhance calibration for reciprocity error between uplink and down-link, in the purpose of enhancing the accuracy of calibration for reciprocity error between uplink and downlink in TDD system. Wherein, the method comprises the following steps: obtaining channel quality related information between a plurality of first user terminals and a first base station, wherein said channel quality related information is used for indicating channel qualities between said plurality of first user terminals and said first base station; selecting, at least one first user terminal as a calibration user terminal for calibrating said reciprocity error between uplink and downlink, according to said channel quality related information. | 05-09-2013 |
Patent application number | Description | Published |
20150015854 | AUTO-FOCUSING PROJECTION SYSTEM - An auto-focusing projection system includes a projection module, an infrared monitoring module ( | 01-15-2015 |
20150109589 | PROJECTION SYSTEM WITH INFRARED MONITORING FUNCTION - A projection system includes a projection module, an infrared monitoring module, and a focusing device. Lights of a projection light source ( | 04-23-2015 |
20150338667 | INFRARED INTERACTIVE REMOTE CONTROL DEVICE AND PROJECTION SYSTEM USING SAME - Provided are infrared interactive remote control devices and projection systems using same, which can distinguish an indication state and an interactive control state. A pattern disc rotatable around a rotating shaft is provided in the infrared interactive remote control device. In a normal state, a visible light source works independently, and indication pattern holes in the pattern disc are positioned on an optical path to allow visible light to pass through, so that indication light spots corresponding to the indication pattern holes are formed. When a control button is pressed down, the visible light source and an infrared light source work together, and the pattern disc is driven to rotate, so that the control pattern holes are positioned on the optical path to allow the visible light to pass through, and control light spots corresponding to the control pattern holes are formed to indicate an interactive control state. | 11-26-2015 |
Patent application number | Description | Published |
20090098033 | Carbon-Encased Metal Nanoparticles and Sponges, Methods of Synthesis, and Methods of Use - We disclose novel metallic nanoparticles coated with a thin protective carbon shell, and three-dimensional nano-metallic sponges; methods of preparation of the nanoparticles; and uses for these novel materials, including wood preservation, strengthening of polymer and fiber/polymer building materials, and catalysis. | 04-16-2009 |
20110263758 | Composites Made of Thermoplastic Polymers, Residual Oil, and Cellulosic Fibers - A method is disclosed for recycling polymer containers contaminated with oil, for example used HDPE motor oil containers, in an energy efficient manner, that does not require a costly washing step. The commercial value of the polymers is preserved by converting the contaminated polymers into value-added products. Composites are made from discarded motor oil containers, the residual motor oil therein, cellulosic fibers, and blending agents or other additives. In one embodiment, the process uses the residual oil to advantage as a fiber blending agent, or to make polymer types in a blend more compatible with one another. | 10-27-2011 |
20120021222 | Carbon-Encased Metal Nanoparticles and Sponges, Methods of Synthesis, and Methods of Use - We disclose novel metallic nanoparticles coated with a thin protective carbon shell, and three-dimensional nano-metallic sponges; methods of preparation of the nanoparticles; and uses for these novel materials, including wood preservation, strengthening of polymer and fiber/polymer building materials, and catalysis. | 01-26-2012 |
20120108472 | Thermoplastic Cellulosic Fiber Blends as Lost Circulation Materials - A method is disclosed for reducing lost circulation in drilling wells, employing composite materials as lost circulation materials. The composites comprise a thermoplastic polymer and cellulosic fibers. Optionally the composites may include other components such as calcium carbonate, clay, oil and other blending agents. | 05-03-2012 |
20140370422 | Nanoparticles, Nanosponges, Methods of Synthesis, and Methods of Use - We disclose novel metallic nanoparticles coated with a thin protective carbon shell, and three-dimensional nano-metallic sponges; methods of preparation of the nanoparticles; and uses for these novel materials, including wood preservation, strengthening of polymer and fiber/polymer building materials, and catalysis. | 12-18-2014 |
20140374110 | Engineering Plastic / Inorganic Fiber Blends as Lost Circulation Materials - A method is disclosed for reducing lost circulation in drilling wells, employing composite materials containing an engineering thermoplastic polymer and mineral fibers. Optionally the composites may also include other components such as calcium carbonate and blending agents. | 12-25-2014 |
Patent application number | Description | Published |
20080286195 | Hydrogen generation systems and methods - Systems and methods for hydrogen generation that convert a boron hydride fuel to hydrogen by contacting the fuel with an acidic reagent, i.e., a reagent having a pH less than about 7, in the presence of water, are provided. The fuel may comprise a boron hydride in solid or slurry form, either utilized individually or as a mixture of two of more boron hydrides. The acidic reagent may comprise inorganic acids such as hydrochloric acid, sulfuric acid, and phosphoric acid, and organic acids such as acetic acid, formic acid, maleic acid, malic acid, citric acid, and tartaric acid, or mixtures thereof, and at least one additive. | 11-20-2008 |
20090101520 | Methods and devices for hydrogen generation - Systems and methods for hydrogen generation based on the hydrolysis of a solid fuel are disclosed. The hydrogen generator comprises a fuel chamber for storing a solid chemical hydride and a chamber for storing a liquid reagent, and a liquid outlet disposed within the fuel chamber. The contact between the solid chemical hydride and the liquid reagent produces a substantially fluid nongaseous product and hydrogen gas. The fuel chamber is configured for movement relative to the outlet within the fuel chamber, thereby causing relative movement between the liquid outlet and unreacted solid fuel. | 04-23-2009 |
Patent application number | Description | Published |
20100303713 | Methanol Steam Reforming Catalysts - Novel catalysts, substantially free of Cu and Zn, useful for the reformation of methanol and steam into H | 12-02-2010 |
20130323145 | Base Metal Catalyst Composition and Methods of Treating Exhaust From a Motorcycle - Aspects of the invention relate to a method of treating a gas stream generated by a motorcycle, the method comprising: contacting a gas stream containing hydrocarbons, carbon monoxide and nitrogen oxides and generated by a motorcycle under both rich and lean engine operating conditions with a base metal catalyst composition, thereby removing at least a part of the hydrocarbons, carbon monoxide and nitrogen oxides in gas stream. The base metal catalyst composition comprises a support including at least 10% by weight of reducible ceria, and about 3 to about 7 wt % MnO and about 8 to about 22 wt % CuO on the reducible ceria support. The base metal catalyst composition is effective to promote a steam reforming reaction of hydrocarbons and a water gas shift reaction to provide H | 12-05-2013 |
20130330258 | Base Metal Catalyst And Method Of Using Same - Aspects of the invention relate to a base metal catalyst composition effective to catalyze the abatement of hydrocarbons, carbon monoxide and nitrogen oxides under both rich and lean engine operating conditions comprising a support including at least 10% by weight of reducible ceria doped with up to about 60% by weight of one or more of oxides selected from the group Al, Pr, Sm, Zr, Y, Si, Ti and La; and a base metal oxide on the reducible ceria support, the base metal selected from one or more of Ni, Fe, Mn, Cu, Co, Ba, Mg, Ga, Ca, Sr, V, W, Bi and Mo, the base metal catalyst composition effective to promote a steam reforming reaction of hydrocarbons and a water gas shift reaction to provide H | 12-12-2013 |
20150352493 | Catalytic Articles Containing Platinum Group Metals And Non-Platinum Group Metals And Methods Of Making And Using Same - Aspects of the invention pertain to catalytic articles and methods of making catalytic articles comprising a first catalytic coating comprising a platinum group metal, wherein the first catalytic coating is substantially free of Cu, Ni, Fe, Mn, V, Co, Ga, Mo, Mg, Cr and Zn; a second catalytic coating comprising a non-PGM metal, wherein the second catalytic coating is substantially free of any platinum group metal; and one or more substrates, wherein the first catalytic coating is separated from the second catalytic coating, optionally with a barrier layer. | 12-10-2015 |