Patent application number | Description | Published |
20110008966 | PLANARIZATION METHOD USING HYBRID OXIDE AND POLYSILICON CMP - A method of planarizing a semiconductor device is provided. The semiconductor device includes a substrate, first and second components provided on the surface of the substrate, and a first material provided between and above the first and second components. The first component has a height greater than a height of the second component. The method includes performing a first polishing step on the semiconductor device to remove the first material above a top surface of the first component, to remove the first material above a top surface of the second component, and to level the top surface of the first component. The method also includes performing a second polishing step on the semiconductor device to planarize the top surfaces of the first and second components. | 01-13-2011 |
20140148009 | Forming a Substantially Uniform Wing Height Among Elements in a Charge Trap Semiconductor Device - During formation of a charge trap separation in a semiconductor device, an organic material is formed over a plurality of cells. This organic material is selectively removed in order to create a flat upper surface. An etching process is performed to remove the organic material as well as a charge trap layer formed over the plurality of cells, thereby exposing underlying first oxide layers in each of the cells and forming charge trap separation. Further, because of the selective removal step, the etch results in substantially uniform wing heights among the separated cells. | 05-29-2014 |
20140312409 | SYSTEM AND METHOD FOR MANUFACTURING SELF-ALIGNED STI WITH SINGLE POLY - A method for fabricating a memory device with a self-aligned trap layer and rounded active region corners is disclosed. In the present invention, an STI process is performed before any of the charge-trapping and top-level layers are formed. Immediately after the STI process, the sharp corners of the active regions are exposed. Because these sharp corners are exposed at this time, they are available to be rounded through any number of known rounding techniques. Rounding the corners improves the performance characteristics of the memory device. Subsequent to the rounding process, the charge-trapping structure and other layers can be formed by a self-aligned process. | 10-23-2014 |
Patent application number | Description | Published |
20130058578 | SYSTEMS AND METHODS FOR ANALYZING FACIAL EXPRESSIONS, IDENTIFYING INTENT AND TRANSFORMING IMAGES THROUGH REVIEW OF FACIAL EXPRESSIONS - Methods of analyzing a plurality of facial expressions are disclosed that include: identifying a subject person, utilizing the subject person to create an image of a known target, removing at least one distracter expression from the target image to form a revised target image, and reviewing the revised target image with at least one third party participant to form a final target image. Additional methods of analyzing a plurality of facial expressions include: identifying a subject person, utilizing the subject person to create an image of a known target, digitizing the target image, removing at least one distracter expression from the target image to transform the target image to a revised target image, and reviewing the revised target image with at least one third party participant to transform the revised target image to a final target image. Software for implementing contemplated methods include: a set speed function, a pre-test phase function, an instruction phase function, a practice phase function, and a post-test phase function. | 03-07-2013 |
20140098986 | Systems and Methods for Performing Video Analysis - Included are embodiments for performing video analysis. Some embodiments include a system with a memory component that stores logic that, when executed by the system, causes the system to receive video content of a subject, identify a mannerism of the subject at a point in time in the video content, and determine an emotional state associated with the mannerism. In some embodiments, the logic causes the system to receive a file that correlates the mannerism with the point in time and provide a user interface that provides the video content with data from the file, such that the mannerism is provided with the data. | 04-10-2014 |
Patent application number | Description | Published |
20120093100 | Systems and Methods for Wireless Communication Using Polarization Diversity - According to various embodiments, systems and methods are provided for improving signal quality and signal reliability over wireless communication using polarization diversity. Some embodiments use polarization diversity on a wireless channel to address and compensate for fading conditions such as non-frequency selective fading (also referred to as power fading, attenuation fading, and flat fading) and frequency selective fading (also referred to as multipath fading and dispersive fading). For example, some embodiments utilize a horizontal signal and a vertical signal on the same wireless channel when wirelessly communicating data between a transmitter and a receiver to address a fading condition. | 04-19-2012 |
20120108188 | SYSTEMS AND METHODS FOR IMPROVED POWER YIELD AND LINEARIZATION IN RADIO FREQUENCY TRANSMITTERS - In one example system, the system comprises a linearizer module, a first upconverter module, a power amplifier module, a signal sampler module, and a downconverter module. The linearizer module may be configured to receive a first intermediate frequency signal and to adjust the first intermediate frequency signal based on a reference signal and a signal based on a second intermediate frequency signal. The first upconverter module may be configured to receive and up-convert a signal based on the adjusted first intermediate frequency signal to a radio frequency signal. The power amplifier module may be configured to receive and amplify a power of a signal based on the radio frequency signal. The signal sampler module may be configured to sample a signal based on the amplified radio frequency signal. The downconverter module may be configured to receive and down-convert a signal based on the sampled radio frequency signal to the second intermediate frequency signal. | 05-03-2012 |
20120208477 | SYSTEMS AND METHODS FOR A RADIO FREQUENCY TRANSMITTER WITH IMPROVED LINEARITY AND POWER OUT UTILIZING PRE-DISTORTION AND A GAN (GALLIUM NITRIDE) POWER AMPLIFIER DEVICE - Various embodiments provide for systems and methods for increased linear output power of a transmitter. An exemplary wireless communications system for transmitting an input signal comprises a predistorter module, a GaN power amplifier, a coupler, and an antenna. The predistorter module is configured to detect existing distortion by comparing the input signal to a feedback signal and generate a correction signal. The predistorter may adaptively adjust its operation to minimize the existing distortion due to GaN power amplifier nonlinear characteristics. The result is that the GaN power amplifier may send a power signal of improved linearity to the antenna. The coupler is configured to sample the amplified signal from the GaN power amplifier to generate the feedback signal. The antenna is configured to transmit the amplified signal. | 08-16-2012 |
20120270507 | Systems and Methods for Reduction of Triple Transit Effects in Transceiver Communications - Systems and methods for transceiver communication are discussed herein. An exemplary system comprises a first transceiver unit comprising a first attenuator, a filter module, a gain module, and an antenna. The first attenuator may be configured to attenuate a transmission signal from a second transceiver module over a coaxial cable. The transmission signal may comprise a primary component and a triple transit component. The first attenuator may further be configured to attenuate and provide a reflection signal over the coaxial cable to the second transceiver module. The reflection signal may be based on a reflection of at least a portion of the transmission signal. The filter module configured to filter the transmission signal. The gain module may be configured to increase the gain of the transmission signal. The antenna may be configured to transmit the transmission signal. | 10-25-2012 |
20130082775 | Systems and Methods for Adaptive Power Amplifier Linearization - An exemplary system comprises a linearizer, a power amplifier, and a feedback block. The linearizer may be configured to use a predistortion control signal to add predistortion to a receive signal to generate a predistorted signal. The power amplifier may be configured to amplify power of the predistorted signal to generate a first amplified signal. The power amplifier may also add high side and low side amplifier distortion to the predistorted signal. The high side and low side amplifier distortion may cancel at least a portion of the predistortion. The feedback block may be configured to capture a feedback signal based on a previous amplified signal from the power amplifier, to determine high side and low side distortion of the captured feedback signal, and to generate the predistortion control signal based on the determined high side and low side distortion. | 04-04-2013 |
20140191807 | SYSTEMS AND METHODS FOR BIASING AMPLIFIERS WITH ADAPTIVE CLOSED LOOP CONTROL - Various embodiments described herein provide systems and methods for improved performance for power amplifiers, particularly GaN power amplifiers. According to some embodiments, a power amplifier (e.g., GaN power amplifier) utilizes an adaptive closed loop control of the drain current of the power amplifier to achieve improved performance for the power amplifier. | 07-10-2014 |
20140191808 | SYSTEMS AND METHODS FOR BIASING AMPLIFIERS DURING HIGH-POWER OPERATION WITH ADAPTIVE CLOSED-LOOP CONTROL - Various embodiments described herein provide systems and methods for improved performance for power amplifiers, particularly GaN power amplifiers. According to some embodiments, a power amplifier (e.g., GaN power amplifier) utilizes an adaptive closed-loop control of the drain current of the power amplifier to achieve improved performance for the power amplifier. Additionally, for some embodiments, use of the adaptive closed-loop control of the drain current of the power amplifier depends on the power region in which the power amplifier is operating (e.g., depends on the radio frequency power region). | 07-10-2014 |
20140210558 | SYSTEMS AND METHODS FOR BIASING AMPLIFIERS USING ADAPTIVE CLOSED-LOOP CONTROL AND ADAPTIVE PREDISTORTION - Various embodiments described herein provide systems and methods for improved performance for power amplifiers, particularly GaN power amplifiers. According to some embodiments, a power amplifier (e.g., GaN power amplifier) utilizes adaptive predistortion and adaptive closed-loop control of the drain current of the power amplifier to achieve improved power amplifier performance. | 07-31-2014 |
20140306757 | SYSTEMS AND METHODS FOR ADAPTIVE POWER AMPLIFIER LINEARIZATION - An exemplary system comprises a linearizer, a power amplifier, and a feedback block. The linearizer may be configured to use a predistortion control signal to add predistortion to a receive signal to generate a predistorted signal. The power amplifier may be configured to amplify power of the predistorted signal to generate a first amplified signal. The power amplifier may also add high side and low side amplifier distortion to the predistorted signal. The high side and low side amplifier distortion may cancel at least a portion of the predistortion. The feedback block may be configured to capture a feedback signal based on a previous amplified signal from the power amplifier, to determine high side and low side distortion of the captured feedback signal, and to generate the predistortion control signal based on the determined high side and low side distortion. | 10-16-2014 |
Patent application number | Description | Published |
20100246147 | Microphonics Suppression in High-Speed Communications Systems - One design aspect in electronic systems, such as communication systems, is noise suppression. More particularly, this relates to microphonics suppression in high-speed communication systems, such as microwave wireless radio systems. The present invention contemplates system design for substantially eliminating microphonic behavior created by mechanical stimulus such as vibrations and the drum effect. A preferred approach includes isolating the motherboard from its mounting harnesses (mechanical interconnection) and adding an echo damping and shock absorption pad to the underside of the enclosure cover to stiffen the enclosure cover while maintaining its light weight. Preferably also, this approach isolates the entire motherboard rather than a particular component. A design using this approach is particularly useful in an outdoor unit (ODU) of a split-mount microwave radio system. | 09-30-2010 |
20100265626 | Signal Distribution and Surge Detection and Protection Module and Method - The present invention contemplates systems and methods for distributing RF and DC signals and detecting, logging and suppressing surge energy associated with surge events such as lightning and power line surges. The detection and logging is provided in order to determine possible causes of a failure and who might be responsible for the repair. The suppression is provided in order to protect electrical equipment such as split mount wireless radio systems from catastrophic failure due to surge events. | 10-21-2010 |
20140198472 | MICROPHONICS SUPPRESSION IN HIGH-SPEED COMMUNICATIONS SYSTEMS - One design aspect in electronic systems, such as communication systems, is noise suppression. More particularly, this relates to microphonics suppression in high-speed communication systems, such as microwave wireless radio systems. The present invention contemplates system design for substantially eliminating microphonic behavior created by mechanical stimulus such as vibrations and the drum effect. A preferred approach includes isolating the motherboard from its mounting harnesses (mechanical interconnection) and adding an echo damping and shock absorption pad to the underside of the enclosure cover to stiffen the enclosure cover while maintaining its light weight. Preferably also, this approach isolates the entire motherboard rather than a particular component. A design using this approach is particularly useful in an outdoor unit (ODU) of a split-mount microwave radio system. | 07-17-2014 |
Patent application number | Description | Published |
20100156998 | METHOD AND APPARATUS FOR PRINTING - Methods and apparatus for printing are described. A first mode of printing includes actuating a set of two or more actuators configured to drive printing fluid ejection from a corresponding set of two or more nozzles. In response to a drive signal, each actuator pressurizes a corresponding pumping chamber and ejects a printing fluid from a nozzle in fluid communication with the pumping chamber. The printing fluid ejected from the set of two or more nozzles represents a single pixel of an image being printed. A second mode of printing is in response to determining that a nozzle in the set of nozzles is operating defectively, and includes adjusting the one or more drive signals to the one or more remaining nozzles in the set such that the volume of printing fluid ejected from the remaining nozzles compensates for a lack of printing fluid ejected from the defective nozzle. | 06-24-2010 |
20100194822 | APPARATUS FOR PRINTHEAD MOUNTING - A printhead assembly including a printhead module and a mounting structure is described. The printhead module is mounted on a receiving surface of the mounting structure and includes a first edge and a second edge opposite the first edge. The first and second edges extend beyond edges of the receiving surface by a first distance in a first direction and are positioned between featured edges of the mounting structure in a second direction that is substantially perpendicular to the first direction. Each featured edge includes a first feature protruding from the featured edge by a second distance in the first direction, where the second distance is greater than the first distance. The first features extend beyond the first and second edges of the printhead module. Each featured edge includes a recessed second feature configured to receive a first feature of a neighboring mounting structure. | 08-05-2010 |
20100208020 | INK JET PRINTER FOR PRINTING ELECTROMAGNETIC WAVE CURING INK - A printing device has a gas source, a printhead having a nozzle plate with nozzles in the nozzle plate, the nozzles are fluidly connected to corresponding pumping chamber and a gas outlet positioned adjacent to the nozzle plate. The gas outlet is in fluid communication with the gas source and the gas outlet is configured to provide gas to an exposed surface of the nozzle plate so that the gas flow is substantially parallel to the surface of the nozzle plate. Fluid that is ejected out of the nozzles has a UV curable component. After the fluid has been ejected out of the nozzle and onto a receiver, the fluid is irradiated and cured. | 08-19-2010 |
20100253721 | DEPOSITING DROPS ON A SUBSTRATE CARRIED BY A STAGE - A device for depositing drops includes a head configured to eject drops on a region of a substrate; a stage configured to hold the substrate while the head ejects drops on the region of the substrate; a first transporting device configured to transport the substrate in a transporting direction onto the stage; and a second transporting device configured to transport the substrate in the transporting direction off the stage. The stage and at least one of the first transporting device or the second transporting device are movable together in the transporting direction. | 10-07-2010 |