Patent application number | Description | Published |
20110186960 | TECHNIQUES AND CONFIGURATIONS FOR RECESSED SEMICONDUCTOR SUBSTRATES - Embodiments of the present disclosure provide a method comprising providing a semiconductor substrate having (i) a first surface and (ii) a second surface that is disposed opposite to the first surface, forming a dielectric film on the first surface of the semiconductor substrate, forming a redistribution layer on the dielectric film, electrically coupling one or more dies to the redistribution layer, forming a molding compound on the semiconductor substrate, recessing the second surface of the semiconductor substrate, forming one or more channels through the recessed second surface of the semiconductor substrate to expose the redistribution layer; and forming one or more package interconnect structures in the one or more channels, the one or more package interconnect structures being electrically coupled to the redistribution layer, the one or more package interconnect structures to route electrical signals of the one or more dies. Other embodiments may be described and/or claimed. | 08-04-2011 |
20110186992 | RECESSED SEMICONDUCTOR SUBSTRATES AND ASSOCIATED TECHNIQUES - Embodiments of the present disclosure provide a method, comprising providing a semiconductor substrate having (i) a first surface and (ii) a second surface that is disposed opposite to the first surface, forming one or more vias in the first surface of the semiconductor substrate, the one or more vias initially passing through only a portion of the semiconductor substrate without reaching the second surface, forming a dielectric film on the first surface of the semiconductor substrate, forming a redistribution layer on the dielectric film, the redistribution layer being electrically coupled to the one or more vias, coupling one or more dies to the redistribution layer, forming a molding compound to encapsulate at least a portion of the one or more dies, and recessing the second surface of the semiconductor substrate to expose the one or more vias. Other embodiments may be described and/or claimed. | 08-04-2011 |
20110186998 | RECESSED SEMICONDUCTOR SUBSTRATES - Embodiments of the present disclosure provide an apparatus comprising a semiconductor substrate having a first surface, a second surface that is disposed opposite to the first surface, wherein at least a portion of the first surface is recessed to form a recessed region of the semiconductor substrate, and one or more vias formed in the recessed region of the semiconductor substrate to provide an electrical or thermal pathway between the first surface and the second surface of the semiconductor substrate, and a die coupled to the semiconductor substrate, the die being electrically coupled to the one or more vias formed in the recessed region of the semiconductor substrate. Other embodiments may be described and/or claimed. | 08-04-2011 |
20120098127 | POWER/GROUND LAYOUT FOR CHIPS - Embodiments of the present disclosure provide a chip that comprises a base metal layer formed over a first semiconductor die and a first metal layer formed over the base metal layer. The first metal layer includes a plurality of islands configured to route at least one of (i) a ground signal or (ii) a power signal in the chip. The chip further comprises a second metal layer formed over the first metal layer. The second metal layer includes a plurality of islands configured to route at least one of (i) the ground signal or (ii) the power signal in the chip. | 04-26-2012 |
20140124961 | TECHNIQUES AND CONFIGURATIONS FOR RECESSED SEMICONDUCTOR SUBSTRATES - Embodiments of the present disclosure provide a method comprising providing a semiconductor substrate having (i) a first surface and (ii) a second surface that is disposed opposite to the first surface, forming a dielectric film on the first surface of the semiconductor substrate, forming a redistribution layer on the dielectric film, electrically coupling one or more dies to the redistribution layer, forming a molding compound on the semiconductor substrate, recessing the second surface of the semiconductor substrate, forming one or more channels through the recessed second surface of the semiconductor substrate to expose the redistribution layer; and forming one or more package interconnect structures in the one or more channels, the one or more package interconnect structures being electrically coupled to the redistribution layer, the one or more package interconnect structures to route electrical signals of the one or more dies. Other embodiments may be described and/or claimed. | 05-08-2014 |
Patent application number | Description | Published |
20120066573 | SYSTEM AND METHOD FOR CREATING PHOTO STORY BOOKS - A system and method are described for creating, managing and sharing photo story books. For example, one embodiment of a computer implemented method for creating photo story books comprises: selecting a particular story book theme based on the user's age and birthdays of family members, the story book theme comprising a plurality of stories; stepping the user through the process of entering photos and text for each story of the story book theme by prompting the user with one or more recommendations for each story, at least some of the recommendations related to a type of photos to be used in the story; receiving the user's selections of photos and/or text for each story; and generating a photo story book using the theme and the photos selected for each story. | 03-15-2012 |
20120117473 | SYSTEM AND METHOD FOR CREATING PHOTO BOOKS USING VIDEO - A system and method are described for creating photo stories using video. For example, a computer-implemented method according to one embodiment comprises: receiving a user request to upload a user-specified video stream; determining whether the video stream meets one or more predetermined requirements, wherein if the video stream does not meet the one or more predetermined requirements, then denying the request, and wherein if the else: uploading the video stream; analyzing the video stream to select video frames for extraction based on a set of predetermined frame selection criteria; extracting the selected video frames from the video image; selecting a story book template to be used with the video images; generating a preview of the story book template with the video images within a graphical user interface (GUI), the user editing the story book template with text and/or moving or modifying the video frames within the preview; and in response to detecting that the user has completed editing the story book, saving the story book and generating a print job for printing the story book. | 05-10-2012 |
20120210200 | SYSTEM, METHOD, AND TOUCH SCREEN GRAPHICAL USER INTERFACE FOR MANAGING PHOTOS AND CREATING PHOTO BOOKS - An touch-screen apparatus and method for viewing and editing a story. For example, a touch-screen apparatus for viewing and editing a story containing photos, videos, audio and/or text entries is described in one embodiment, the touch screen apparatus including a touch screen display, a memory for storing program code and a processor for processing the program code to perform the operations of: displaying a plurality of graphical elements representing photos, videos, audio and/or text entries from a user's library, the plurality of graphical elements arranged according to a first set of selectable options; receiving an indication that a user has touched a first one of the graphical elements a first time using the touch screen display and responsively highlighting the first graphical element with a first highlight graphic to indicate that the photo, video, audio and/or text entry represented by the first graphical element is to be used in a current story; receiving an indication that the user has touched the first one of the graphical elements a second time using the touch screen display and responsively highlighting the first graphical element with a second highlight graphic to indicate that the photo, video, audio and/or text entry represented by the first graphical element is to be a favorite for the current story. | 08-16-2012 |
20120265758 | SYSTEM AND METHOD FOR GATHERING, FILTERING, AND DISPLAYING CONTENT CAPTURED AT AN EVENT - A method for generating event compilations during an event comprising: providing an event client designated to display event content captured at the event; identifying an event moderator to review event content captured by attendees of the event; receiving event content captured by one or more event attendees; transmitting the event content to the event moderator for review; receiving a response from the event moderator, the response indicating whether the event content is allowed or blocked; and displaying the event content from the event client at the event if the response from the moderator indicates that the event content is allowed. | 10-18-2012 |
Patent application number | Description | Published |
20110057790 | SYSTEM AND METHOD FOR LOCATION-BASED REMINDERS ON A MOBILE DEVICE - A system and method are described for processing location-based reminders. For example, a system according to one embodiment of the invention comprises: a location database to store a plurality of different locations including event facilities, points of interest, and one or more personal locations specified by an end user, the location database associating each of the different locations with a Global Positioning System (GPS) location or range of GPS locations; a location-based reminder application to receive user input related to one or more location-based reminders, each location-based reminder associating a particular location from the location database with reminder data input by the user; and wherein, in response to detecting the user's mobile device arriving within a particular location associated with the reminder data, the location-based reminder application triggering the reminder using a visual and/or audible notification on the user's mobile device. | 03-10-2011 |
20110060807 | SYSTEM AND METHOD FOR TRACKING USER LOCATION AND ASSOCIATED ACTIVITY AND RESPONSIVELY PROVIDING MOBILE DEVICE UPDATES - A system and method are described for monitoring user location and activity over a period of time and intelligently scheduling content distributions to the user's mobile device. For example, one embodiment of a system for intelligently scheduling a content distribution to a mobile device comprises: a location database to store a plurality of different locations including event facilities and points of interest, the location database associating each of the different locations with a Global Positioning System (GPS) location or range of GPS locations; a data collection module for collecting user location data over a period of time, user location data specifying a user's mobile device's location throughout the period of time, the data collection module to store the user location data within a database; a predictive scheduler module to analyze the user location data over the period of time and responsively schedule content distributions to the user's mobile device based on the analysis of the user location data. | 03-10-2011 |
20110060808 | SYSTEM AND METHOD FOR INTELLIGENTLY DISTRIBUTING CONTENT TO A MOBILE DEVICE BASED ON A DETECTED LOCATION OF THE MOBILE DEVICE AND CONTEXT DATA DEFINING CHARACTERISTICS OF THE LOCATION AT A PARTICULAR DATE AND TIME - A system and method are described for intelligently distributing content to an end user based on both a particular location of the user and a date/time at which the user is at, or scheduled to be at, the particular location. For example, a system is described for intelligently distributing content to a mobile device based on context comprising: a location database to store a plurality of different locations including event facilities and points of interest, the location database associating each of the different locations with a Global Positioning System (GPS) location or range of GPS locations; a context database to store context data for particular locations within the location database, the context data specifying event information for the particular locations including a date, time, and event information for each of the particular locations; a user database to store a set of user preferences; and a content selection module for selecting a set of targeted content to be distributed to a user's mobile device based on the user's location, the date and time of an event at the location, the event information, and the user preferences, the content selection module detecting a current location of the user and causing the selected set of targeted content to be distributed to the user's mobile device when the user arrives at the location of the event at the specified date and time. | 03-10-2011 |
Patent application number | Description | Published |
20080300572 | WIRELESS MONITOR FOR A PERSONAL MEDICAL DEVICE SYSTEM - A monitor device for a fluid infusion system and its operating, display, and data processing characteristics are described herein. One embodiment of the monitor device is used in an insulin infusion system having an insulin infusion pump and a continuous glucose sensor transmitter. The monitor device is configured as a wireless bedside monitor that wirelessly receives status data from a device in the fluid infusion system, such as the infusion pump or the sensor transmitter. The monitor device supports a number of user interface features, alarm/alert features, and graphical display features, where such features enhance the overall operation and user-friendliness of the monitor device. For example, the monitor device can generate status icons that graphically indicate the time remaining for an exhaustible operating quantity of a device in the infusion system (e.g., a battery charge, a fluid reservoir volume, or a calibration or replacement period). The monitor device can also estimate future measurements of a physiological characteristic of a monitored patient, based upon empirical measurement data received by the monitor device. | 12-04-2008 |
20100010330 | WIRELESS MONITOR FOR A PERSONAL MEDICAL DEVICE SYSTEM - A monitor device for a fluid infusion system and its operating, display, and data processing characteristics are described herein. One embodiment of the monitor device is used in an insulin infusion system having an insulin infusion pump and a continuous glucose sensor transmitter. The monitor device is configured as a wireless bedside monitor that wirelessly receives status data from a device in the fluid infusion system, such as the infusion pump or the sensor transmitter. The monitor device supports a number of user interface features, alarm/alert features, and graphical display features, where such features enhance the overall operation and user-friendliness of the monitor device. For example, the monitor device can generate status icons that graphically indicate the time remaining for an exhaustible operating quantity of a device in the infusion system (e.g., a battery charge, a fluid reservoir volume, or a calibration or replacement period). The monitor device can also estimate future measurements of a physiological characteristic of a monitored patient, based upon empirical measurement data received by the monitor device. | 01-14-2010 |
Patent application number | Description | Published |
20080271233 | Variable buoyancy setting flapper - A flush valve is provided for discharging fluid from a tank. The flush valve includes a flapper. The flapper includes a frame portion and a hollow float portion rotatably connected to the frame portion. A relative rotational position between the frame portion and the float portion adjusts at least one opening formed between the frame portion and the float portion, and controls an amount of fluid discharged from the tank by variably adjusting buoyancy of the flapper. | 11-06-2008 |
20090144888 | Toilet flapper flush valve assembly - A flapper flush valve assembly includes a pair of laterally movable mounting arms which may be adjusted to vary a width therebetween to accommodate overflow tubes of different sizes. The flapper valve assembly is coupled to pivot members connected to an overflow tube. Mounting ears on the pivot members may include projections to provide spacing between the rotating mounting arms and adjacent sidewall of a toilet tank, thereby preventing jams. | 06-11-2009 |
20100037380 | Toilet Valve Refill Water Adjuster - A toilet bowl refill water adjuster, including: a frame; a refill tube inlet and a refill tube outlet in the frame; a pair of opposing grooves in the frame, the opposing grooves having a series of positioning detents therein; and a roller moveable along in the pair of opposing grooves, wherein the frame is dimensioned to receive a toilet bowl refill tube passing through the refill tube inlet and outlet in the frame such that movement of the roller along in the pair of opposing grooves causes the roller to move in a direction to pinch the toilet bowl refill tube and thereby restrict flow through the toilet bowl refill tube, and wherein there is a linear relationship between the position of the roller in the pair of grooves and the flow rate through the toilet bowl refill tube. | 02-18-2010 |
20110105126 | Terminal initiated intrasatellite antenna handover method - A handover method provides intrasatellite transmitter handover detection and decision using an unbiased weighted Signal Noise Ratio (SNR) estimator based on forgetting factors for SNR monitoring, and a threshold delay is introduced to ensure the reliability of handover decision to prevent undesirable handovers during beam switching. | 05-05-2011 |
20120216872 | VARIABLE BUOYANCE SETTING FLAPPER - A flush valve is provided for discharging fluid from a tank. The flush valve includes a flapper. The flapper includes a frame portion and a hollow float portion rotatably connected to the frame portion. A relative rotational position between the frame portion and the float portion adjusts at least one opening formed between the frame portion and the float portion, and controls an amount of fluid discharged from the tank by variably adjusting buoyancy of the flapper. | 08-30-2012 |
20140345703 | FILL VALVE LEAK PREVENTION DEVICE - A device for preventing leaks in a toilet that comprises a fill valve operatively connected to and disposed above a float. In certain embodiments an arm is rotably connected to the fill valve such that the arm comprises a pivot. A lever is, for example, pivotally connected to the pivot of the arm and biased towards the fill valve, wherein a flush actuator causes the lever to pivot away from the fill valve. The lever may comprise a first side and a second side joined at the pivot, wherein the first side weighs less than the second side, and wherein the distribution of weight between the first and second sides of the lever causes the lever to bias towards the fill valve. | 11-27-2014 |
20150067954 | DRAIN LOCK FOR A FLUSH VALVE RESERVOIR - An improved flush system as described herein may comprise a reservoir with a drain opening for egress of liquids disposed in the reservoir into a surrounding toilet tank. A lock mechanism is slidably received by the reservoir so that the lock mechanism is translatable between one or more fixed positions on the reservoir. In turn, translating the lock mechanism into the reservoir at increasing depths causes a size of the drain opening to be reduced and therefore adjusted. | 03-12-2015 |
20150067955 | FLOAT LOCK FOR A FLUSH VALVE RESERVOIR - A flush valve system may comprise a rail guide configured to extend between upper and lower portions of the flush valve system in a toilet tank. A float may be slidably coupled to the rail guide and be configured to be received by a reservoir associated with the float. The float may comprise a closed upper surface with a mating pocket and one or more circumferential walls extending from the closed upper surface. A lock mechanism may be slidably received by the mating pocket of the float. The lock mechanism may comprise one or more bias arms to fixedly engage the lock mechanism to the float and one or more locking members to fixedly engage the lock mechanism to the rail guide. | 03-12-2015 |
Patent application number | Description | Published |
20110114838 | High-Sensitivity and High-Throughput Electron Beam Inspection Column Enabled by Adjustable Beam-Limiting Aperture - One embodiment relates to an electron-beam apparatus for defect inspection and/or review of substrates or for measuring critical dimensions of features on substrates. The apparatus includes an electron gun and an electron column. The electron gun includes an electron source configured to generate electrons for an electron beam and an adjustable beam-limiting aperture which is configured to select and use one aperture size from a range of aperture sizes. Another embodiment relates to providing an electron beam in an apparatus. Advantageously, the disclosed apparatus and methods reduce spot blur while maintaining a high beam current so as to obtain both high sensitivity and high throughput. | 05-19-2011 |
20110142382 | Shielding, Particulate Reducing High Vacuum Components - A method of forming a gate valve for use in a high vacuum environment of an electron gun by machining a core of non-magnetic nickel-chromium-molybdenum-iron-tungsten-silicon-carbon alloy that is weldable with nickel alloys and has a tensile strength of about 750 megapascals, machining a cladding of nickel-iron, welding the core to the cladding to form the gate valve, and machining the gate valve so as to remove any dimensional differences at an interface between the core and the cladding. In this manner, because the final mechanical tolerance is controlled by machining instead of part assembling, extremely high alignment accuracy is obtained. The final part provides field shielding as provided by the nickel alloy shell, low stray field provided by the non-magnetic alloy, good vacuum performance, and tight mechanical tolerance control. Also, because the alloy has the advantage of a low oxidation rate in comparison to stainless steel and titanium, there is less contamination buildup due to conditions such as electron beam bombardment. | 06-16-2011 |
20120138791 | ELECTRON BEAM COLUMN AND METHODS OF USING SAME - In one embodiment, a first vacuum chamber of an electron beam column has an opening which is positioned along an optical axis so as to pass a primary electron beam that travels down the column. A source that emits electrons is positioned within the first vacuum chamber. A beam-limiting aperture is configured to pass a limited angular range of the emitted electrons. A magnetic immersion lens is positioned outside of the first vacuum chamber and is configured to immerse the electron source in a magnetic field so as to focus the emitted electrons into the primary electron beam. An objective lens is configured to focus the primary electron beam onto a beam spot on a substrate surface so as to produce scattered electrons from the beam spot. Controllable deflectors are configured to scan the beam spot over an area of the substrate surface. Other features and embodiments are also disclosed. | 06-07-2012 |
20120241606 | MULTIPLE-BEAM SYSTEM FOR HIGH-SPEED ELECTRON-BEAM INSPECTION - One embodiment disclosed relates to a multiple-beamlet electron beam imaging apparatus for imaging a surface of a target substrate. A beam splitter lens array is configured to split the illumination beam to form a primary beamlet array, and a scanning system is configured to scan the primary beamlet array over an area of the surface of the target substrate. In addition, a detection system configured to detect individual secondary electron beamlets. Another embodiment disclosed relates to a method of imaging a surface of a target substrate using a multiple-beamlet electron beam column. Other features and embodiments are also disclosed. | 09-27-2012 |
20130256530 | APPARATUS AND METHODS FOR HIGH-RESOLUTION ELECTRON BEAM IMAGING - One embodiment relates to an apparatus for high-resolution electron beam imaging. The apparatus includes an energy filter configured to limit an energy spread of the electrons in the incident electron beam. The energy filter may be formed using a stigmatic Wien filter and a filter aperture. Another embodiment relates to a method of forming an incident electron beam for a high-resolution electron beam apparatus. Another embodiment relates to a stigmatic Wien filter that includes curved conductive electrodes. Another embodiment relates to a stigmatic Wien filter that includes a pair of magnetic yokes and a multipole deflector. Other embodiments, aspects and features are also disclosed. | 10-03-2013 |
20140077077 | DUAL-LENS-GUN ELECTRON BEAM APPARATUS AND METHODS FOR HIGH-RESOLUTION IMAGING WITH BOTH HIGH AND LOW BEAM CURRENTS - One embodiment relates to an electron beam apparatus which includes a dual-lens electron gun for emitting an electron beam. The electron beam is a high beam-current electron beam in a first operating mode and a low beam-current electron beam in a second operating mode. The apparatus further includes a column aperture which is out of the path of the high beam-current electron beam in the first operating mode and is centered about an optical axis of the electron beam apparatus in the second operating mode. Another embodiment relates to an electron gun which includes a first gun lens, a beam limiting aperture, and a second gun lens. The first gun lens focuses the electrons before they pass through the beam-limiting aperture while the second gun lens focuses the electrons after they pass through the beam-limiting aperture. Other embodiments, aspects and features are also disclosed. | 03-20-2014 |
20140151552 | TILT-IMAGING SCANNING ELECTRON MICROSCOPE - One embodiment relates to a tilt-imaging scanning electron microscope apparatus. The apparatus includes an electron gun, first and second deflectors, an objective electron lens, and a secondary electron detector. The first deflector deflects the electron beam away from the optical axis, and the second deflector deflects the electron beam back towards the optical axis. The objective lens focuses the electron beam onto a spot on a surface of a target substrate, wherein the electron beam lands on the surface at a tilt angle. Another embodiment relates to a method of imaging a surface of a target substrate using an electron beam with a trajectory tilted relative to a substrate surface. Other embodiments and features are also disclosed. | 06-05-2014 |
Patent application number | Description | Published |
20120141044 | Removing Illumination Variation from Images - An image comprising varying illumination is selected. Patches of pixels from among the plurality of pixels with the image are identified. Similarities between pairs of patches of pixels based on pixel intensities associated with the pairs of patches of pixels are calculated. Illumination values for the plurality of pixels within the image based on the calculated similarities between the pairs of patches of pixels is calculated. The illumination variation from the image is removed based on the calculated illumination values for the plurality of pixels within the image. | 06-07-2012 |
20140233811 | SUMMARIZING A PHOTO ALBUM - Embodiments generally relate to summarizing a photo album. In one embodiment, a method includes grouping photos into a plurality of groups of photos, and selecting a plurality of representative photos, where each representative photo represents a respective group from the plurality of groups, where the selecting is based on a quality score of each of the photos, and where each quality score is based on different types of attributes. The method also includes providing the plurality of representative photos to a user. | 08-21-2014 |
20140301653 | SUMMARIZING A PHOTO ALBUM IN A SOCIAL NETWORK SYSTEM - Embodiments generally relate to summarizing a photo album in a social network system. In one embodiment, a method includes grouping photos into a plurality of groups of photos, and selecting a plurality of representative photos, where each representative photo represents a respective group from the plurality of groups, where the selecting is based on a quality score of each of the photos, and where each quality score is based on different types of attributes. The method also includes enabling the plurality of representative photos to be shared. | 10-09-2014 |
Patent application number | Description | Published |
20090154481 | Apparatus and method for adaptive data packet scheduling in mesh networks - Various embodiments provide an apparatus and method for adaptive data packet scheduling in a mesh network. An example embodiment is configured to divide a time period into a plurality of frames; subdivide each of the plurality of frames into a plurality of slots, each of the plurality of slots providing a time segment for local data communication between nodes in a mesh network; enable a first node to dynamically assign itself a first slot of the plurality of slots for local data communication, the first node using the first slot to receive data communications destined for the first node; and communicate to other nodes of the mesh network information indicative of the first node's dynamic assignment of the first slot. | 06-18-2009 |
20090168703 | Apparatus and method for admitting new devices in a self-healing, self-organizing mesh network - Various embodiments provide an apparatus and method for admitting new devices in a self-healing, self-organizing mesh network. An example embodiment is configured to listen on a dynamically-determined frequency for the network management message; to send jamming messages to neighbor nodes in the wireless mesh network, if the network management message is not received; to receive the network management message from a neighbor node in response to the jamming messages; to synchronize a node timer to the received network management message; and to begin data communications with neighbor sensors using the synchronized node timer. | 07-02-2009 |
20090168796 | Apparatus and method for adaptive channel hopping in mesh networks - Various embodiments provide an apparatus and method for adaptive channel hopping in a mesh network. An example embodiment is configured to divide a time period into a plurality of frames; subdivide each of the plurality of frames into a plurality of slots, each of the plurality of slots providing a time segment for local data communication between nodes in a mesh network; enable a first node to dynamically assign itself a first channel for local data communication, the first node using the first channel to receive data communications destined for the first node; and communicate to other nodes of the mesh network information indicative of the first node's dynamic assignment of the first channel. | 07-02-2009 |
20100177708 | Apparatus and method for establishing data communication in a time-synchronized mesh wireless network during time synchronization failures - Various embodiments provide an apparatus and method for establishing data communication in a time-synchronized mesh wireless network during time synchronization failures. An example embodiment includes experiencing circumstances adversely affecting synchronization of data communications between wireless network nodes; transitioning to an alert mode wherein a radio of a wireless network node is activated for a longer period of time relative to a normal operating mode; sending a message to at least one neighbor node; listening for a response from the neighbor node; and establishing data communications with the neighbor node upon receiving the response. | 07-15-2010 |
20100316009 | Apparatus and method for ambient noise adaptation in wireless sensor networks - Various embodiments provide an apparatus and method for adapting wireless sensor network device operation to ambient RF noise. An example embodiment includes: initializing a noise threshold value to a default value; detecting an ambient RF noise level on a plurality of channels of a wireless network device; if the ambient RF noise level detected on a pre-determined number of channels is above the noise threshold value, adjusting the noise threshold value by an increment and retesting the ambient RF noise level on the plurality of channels; if the noise threshold value exceeds a pre-determined maximum noise threshold value, suspending data communications by the wireless network device; and if the ambient RF noise level detected on a pre-determined number of channels is below the noise threshold value, retaining the noise threshold value and enabling data communications by the wireless network device. | 12-16-2010 |
Patent application number | Description | Published |
20120152346 | LIGHT ABSORPTION-ENHANCING SUBSTRATE STACKS - This disclosure provides substrate stacks for use in photovoltaic cells and methods of manufacturing the same. In one aspect, a substrate stack can include a substrate layer having at least one surface with an RMS roughness value that is greater than 9 nm. The substrate stack can also include a transparent conductive oxide layer disposed over the substrate layer. The transparent conductive oxide layer can include at least a first surface with an RMS roughness value that is greater than 9 nm and a second surface with an RMS roughness value that is greater than 9 nm. The RMS roughness value of the second surface can be greater than the RMS value of the first surface. | 06-21-2012 |
20120180855 | PHOTOVOLTAIC DEVICES AND METHODS OF FORMING THE SAME - This disclosure provides photovoltaic apparatus and methods of forming the same. In one implementation, a photovoltaic device includes a transparent insulator, a first thin film solar subcell disposed on a first surface of the transparent insulator, and a second thin film solar subcell disposed on a second surface of the transparent insulator opposite the first surface. The first solar subcell is configured to receive ambient light, and the second solar subcell is configured to receive a portion of light that propagates through the first solar subcell. The second solar subcell includes a first electrode including a conductive reflective layer configured to reflect light that propagates through a photovoltaic structure of the second subcell back toward the first solar subcell. | 07-19-2012 |
20130087190 | PHOTOVOLTAIC DEVICES AND METHODS OF FORMING THE SAME - This disclosure provides photovoltaic apparatus and methods of forming the same. In one implementation, a photovoltaic device includes an anode contact structure, a cathode contact structure, and an inorganic solar cell disposed between the anode and cathode contact structures. The inorganic solar cell includes a p-type photovoltaic layer, an n-type photovoltaic layer, and one or more minority carrier blocking layers for improving the efficiency of the solar cell by preventing minority carriers within the solar cell from reaching interface recombination surfaces associated with the anode and cathode contact structures. | 04-11-2013 |
20130093122 | LIQUID SILANE-BASED COMPOSITIONS AND METHODS FOR PRODUCING SILICON-BASED MATERIALS - Described herein are synthesis schemes and methods for producing silicon based nanostructures and materials, including compositions and methods for synthesis of silicon-based nanowires and composites from three-component and four-component liquid silane/polymer inks. Materials and methods for producing silicon based micro and nanofibers that can be used in a variety of applications including material composites, electronic devices, sensors, photodetectors, batteries, ultracapacitors, and photosensitive substrates, and the like. | 04-18-2013 |
20130100675 | MULTI-FUNCTIONAL GLASS WINDOW WITH PHOTOVOLTAIC AND LIGHTING FOR BUILDING OR AUTOMOBILE - The present disclosure describes multi-functional windows. Functions of the multi-functional windows described herein can include transmitting incident light, generating photovoltaic power from incident light, and emitting light. In some implementations, a multi-functional window may be placed in a photovoltaic state, a lighting state, or a neutral state. A multi-functional window can continue to function as a normal window in transmitting a portion of any incident light in any of the photovoltaic, lighting, and neutral states. A multi-functional window can be implemented in a building or automobile. | 04-25-2013 |
20130118547 | PHOTOVOLTAIC WINDOW WITH LIGHT-TURNING FEATURES - This disclosure provides systems, methods, and apparatus for directing light incident on a window towards photovoltaic cells. In one aspect, photovoltaic cells are arranged the perimeter of a window pane. The pane also includes light-turning features that divert a portion of the incident light towards the photovoltaic cells on the perimeter, while simultaneously transmitting a portion of incident light through the pane. The dimensions and arrangement of the light-turning features can be adjusted to change the amount of light diverted to the photovoltaic cells, and consequently the amount of light transmitted through the glass. | 05-16-2013 |
20130118548 | APPARATUS AND METHODS FOR ENHANCING PHOTOVOLTAIC EFFICIENCY - This disclosure provides photovoltaic modules and methods of making the same. In one implementation, a photovoltaic module includes a plurality of photovoltaic devices configured to absorb light and generate electrical power and a plurality of conductors disposed over the photovoltaic devices. The photovoltaic module further includes a glass layer disposed over the photovoltaic devices, and the glass layer includes a textured surface opposite the plurality of photovoltaic devices. The textured surface includes features configured to diffract light incident the photovoltaic module. The photovoltaic module further includes a diffusive layer disposed over at least a portion of the plurality of conductors. | 05-16-2013 |
20130125969 | PHOTOVOLTAIC DEVICES AND METHODS OF FORMING THE SAME - This disclosure provides photovoltaic apparatus and methods of forming the same. In one implementation, a method of forming a photovoltaic device includes forming a plurality of substrate features on a surface of a glass substrate, the substrate features having a depth dimension in the range of about 10 μm to about 1000 μm and a width dimension in the range of about 10 μm to about 1000 μm. The method further includes forming a thin film solar cell over the surface of the glass substrate including over the plurality of substrate features. | 05-23-2013 |
20130220399 | HYBRID WEDGE SHAPED/MICROSTRUCTURED LIGHT COLLECTOR - This disclosure provides systems, methods and apparatus including a hybrid wedge shaped/microstructured light collector that is optically coupled to one or more photovoltaic cells. In one aspect, the hybrid wedge shaped/microstructured light collector includes a wedge shaped light guide having an inclined light receiving surface that can collect light incident at angles in the range from about 60 degrees to about 90 degrees with respect to a normal to the inclined light receiving surface. Additionally, the hybrid wedge shaped/microstructured light collector includes a microstructured light collector that can collect light incident at angles in the range from about 0 degrees to about 60 degrees with respect to a normal to the inclined light receiving surface. | 08-29-2013 |
20130249293 | FUNCTIONAL BACK GLASS FOR A SOLAR PANEL - A photovoltaic solar panel includes a front glass, a back glass, and a photovoltaic (PV) power generating layer encapsulated between the front glass and the back glass. The PV power generating layer is configured to convert ambient electromagnetic energy, received through the front glass, to a direct current (DC) power output. The PV solar panel also includes at least one component, disposed behind the PV power generating layer, selected from the group consisting of: a direct current to alternating current (DC-AC) inverter configured to convert the DC power output from the PV power generator to an alternating current (AC) power output, a battery, and an antenna. | 09-26-2013 |
20130319504 | METHOD OF MANUFACTURING A PHOTOVOLTAIC POWER GENERATING WINDOW - This disclosure provides systems, methods and apparatus including a light collector having a plurality of micro-lens and a plurality of multi-cone light redirecting structure that is optically coupled to one or more photovoltaic cells. In one aspect, the plurality of micro-lens is provided in an organic glass panel that is attached to an inorganic glass substrate. The inorganic glass substrate includes a material that is substantially opaque to radiation in the ultraviolet spectral range. During use, the light collector is disposed such that the inorganic glass substrate is exposed to the exterior to prevent a portion of the ultraviolet radiation incident on the light collector from being transmitted to the organic glass panel. | 12-05-2013 |
20130319505 | PHOTOVOLTAIC POWER GENERATING WINDOW - This disclosure provides systems, methods and apparatus including a light collector having a plurality of micro-lens and a plurality of multi-cone light redirecting structure that is optically coupled to one or more photovoltaic cells. In one aspect, the light collector includes a micro-lens array having a plurality of micro-lens that focus incident light onto a light guide including a plurality of multi-cone light redirecting structure. Each of the plurality of multi-cone light redirecting structure is configured to divert the focused light towards one or more photovoltaic cells disposed along the edge of the light guide. Each multi-cone light redirecting structure includes a central cone shaped structure surrounded by several secondary cone-shaped structures. | 12-05-2013 |
20140261621 | WINDOW SOLAR HARVESTING MEANS - Systems, methods and apparatus are disclosed, including a light collector having a plurality of focusing elements and a plurality of light redirecting features that is optically coupled to one or more photovoltaic (PV) cells. In one aspect, the light collector includes half-cylinder shaped lenses that can focus light incident at various angles onto an elongate v-groove in the light guide such that a first portion of the incident light is diverted to one or more PV cells and a second portion of the incident light is transmitted through the light collector to provide illumination. | 09-18-2014 |
Patent application number | Description | Published |
20100048421 | NANOCOMPOSITE STRUCTURES AND RELATED METHODS AND SYSTEMS - The disclosure relates to nanotube composite structures and related methods and systems. In particular, structures, methods and systems are provided herein to allow for precise, tunable separation between nanomaterials such as carbon nanotubes. | 02-25-2010 |
20100069621 | POLYNUCLEOTIDES AND RELATED NANOASSEMBLIES, STRUCTURES, ARRANGEMENTS, METHODS AND SYSTEMS - A linker polynucleotide for attaching a nanomaterial to a polynucleotidic platform and related nanoassemblies, arrangements, structures, methods and systems. | 03-18-2010 |
20120022146 | SIGNAL ACTIVATED MOLECULAR DELIVERY - Provided herein are signal activatable molecular constructs for enzyme-assisted delivery of molecules and related components, such as a sensor domain, compositions, methods and systems. | 01-26-2012 |
20140141211 | Method for self-assembly of arbitrary metal patterns on DNA scaffolds - The present invention relates to methods for self-assembly of arbitrarily-shaped metal nanostructures using specifically-designed patterns on nucleic acid scaffolds. The methods involve using the nucleic acid scaffolds as templates on which a second material patterned, as seed nuclei. The patterns are then selectively plated with metal using an electro-less plating process to create arbitrarily-shaped metal nanostructures that are not constrained by the structure of the scaffold. The methods herein use controlled-growth processes to actively select the dimensions, positions, and alignments of the patterns to create different arbitrary shapes of metal nanostructures. | 05-22-2014 |
20140323542 | TARGETING DOMAIN AND RELATED SIGNAL ACTIVATED MOLECULAR DELIVERY - Provided herein are signal activatable molecular constructs for enzyme-assisted delivery of molecules and related components, such as a sensor domain, compositions, methods and systems. | 10-30-2014 |
20140329880 | EXONUCLEASE RESISTANT POLYNUCLEOTIDE AND RELATED DUPLEX POLYNUCLEOTIDES, CONSTRUCTS, COMPOSITIONS, METHODS AND SYSTEMS - Provided herein are exonuclease resistant polynucleotides and related constructs, compositions, methods and systems. | 11-06-2014 |
Patent application number | Description | Published |
20090101316 | HEAT DISSIPATING ASSEMBLY WITH REDUCED THERMAL GRADIENT - A device to dissipate thermal energy generated by a heat generating component. The device includes a base plate and a housing secured to and disposed on the base plate to form an enclosed space surrounded thereby. The device also includes a plurality of fins secured to the base plate and disposed in the space; an inlet pipe for introducing cooling fluid into the space and an outlet pipe for exhausting the cooling fluid from the space. The inlet pipe has a flow exit positioned over the fins so that the cooling fluid flows from the top portions of the fins toward the base plate. | 04-23-2009 |
20090147476 | CIRCUIT BOARD APPARATUS WITH INDUCED AIR FLOW FOR HEAT DISSIPATION - A cooling mechanism to dissipate thermal energy generated by the heat generating components of a graphics card assembly. An apparatus includes a circuit board having at least one heat generating component affixed thereto. The apparatus also includes a fan and carrier therefor including a heat sink plate having a portion thermally coupled to the heat generating component. The heat sink plate includes a means for forming at least one slot proximate the portion. The fan is adapted to direct airflow cross the portion. The thermal energy generated by the heat generating component is transferred to the fan carrier and ultimately removed from the fan carrier by the airflow. The airflow inducts a secondary airflow drawn through the slot during operation thereby to enhance transfer of the thermal energy from the heat generating component. | 06-11-2009 |
20090167632 | SYSTEMS HAVING TWIN DISPLAY MONITORS - Systems for displaying a plurality of images. A system includes: a hollow post that is adapted for connection to a support means and has a recessed portion; and a pair of pivot arms that include mounting protrusions pivotally mounted in the recessed portion. Each pivot arm is adapted to pivot about a first axis parallel to a longitudinal axis of the hollow post. The system also includes a pair of mounting assemblies respectively affixed to the pivot arms and a pair of monitors respectively secured to the mounting assemblies. Each mounting assembly is adapted to allow one of the monitors to rotate relative to one of the pivot arms about a second axis substantially perpendicular to the first axis. | 07-02-2009 |
20090167634 | SYSTEMS HAVING DETACHABLE TWIN DISPLAY MONITORS - Systems for displaying a plurality of images. A system includes: a hollow post having a recessed portion; and a pair of pivot arms that include mounting protrusions pivotally mounted in the recessed portion. Each pivot arm is adapted to pivot about a first axis parallel to a longitudinal axis of the hollow post. The system also includes a pair of mounting assemblies respectively affixed to the pivot arms and a pair of monitors respectively secured to the mounting assemblies. Each mounting assembly is adapted to allow one of the monitors to rotate relative to one of the pivot arms about a second axis substantially perpendicular to the first axis and includes a first signal connector. Each monitor frame includes two second signal connectors configured to respectively engage the first signal connector at portrait and landscape orientations thereof relative to the post. | 07-02-2009 |
20090323286 | APPARATUS FOR REMOVING HEAT FROM PC CIRCUIT BOARD DEVICES SUCH AS GRAPHICS CARDS AND THE LIKE - Apparatus for removing thermal energy from PC circuit board devices such as graphics cards and the like, and including a waterblock adapted to be positioned on one side of a graphics cards, or the like, a heat sink adapted to be secured to the opposite side of the card, and a bridge plate adapted to extend over an edge of the card and be sandwiched between the heat sink and waterblock to serve as a means for coupling heat from the heat sink to the waterblock where it can be transferred to a liquid coolant and transported to an external radiator for disposal. The heat sink may include radiating vanes and an associated heat pipe for enhancing transport of thermal energy collected by the heat sink to the bridge plate. | 12-31-2009 |
Patent application number | Description | Published |
20100190639 | HIGH SURFACE AREA, ELECTRICALLY CONDUCTIVE NANOCARBON-SUPPORTED METAL OXIDE - A metal oxide-carbon composite includes a carbon aerogel with an oxide overcoat. The metal oxide-carbon composite is made by providing a carbon aerogel, immersing the carbon aerogel in a metal oxide sol under a vacuum, raising the carbon aerogel with the metal oxide sol to atmospheric pressure, curing the carbon aerogel with the metal oxide sol at room temperature, and drying the carbon aerogel with the metal oxide sol to produce the metal oxide-carbon composite. The step of providing a carbon aerogel can provide an activated carbon aerogel or provide a carbon aerogel with carbon nanotubes that make the carbon aerogel mechanically robust. | 07-29-2010 |
20100212787 | ORGANIZED ENERGETIC COMPOSITES BASED ON MICRO AND NANOSTRUCTURES AND METHODS THEREOF - An ordered energetic composite structure according to one embodiment includes an ordered array of metal fuel portions; and an oxidizer in gaps located between the metal fuel portions. An ordered energetic composite structure according to another embodiment includes at least one metal fuel portion having an ordered array of nanopores; and an oxidizer in the nanopores. A method for forming an ordered energetic composite structure according to one embodiment includes forming an ordered array of metal fuel portions; and depositing an oxidizer in gaps located between the metal fuel portions. A method for forming an ordered energetic composite structure according to another embodiment includes forming an ordered array of nanopores in at least one metal fuel portion; and depositing an oxidizer in the nanopores. | 08-26-2010 |
20120028372 | RAPID DETECTION AND IDENTIFICATION OF ENERGETIC MATERIALS WITH SURFACE ENHANCED RAMAN SPECTROMETRY (SERS) - In one embodiment, a system includes a plurality of metal nanoparticles functionalized with a plurality of organic molecules tethered thereto, wherein the plurality of organic molecules preferentially interact with one or more analytes when placed in proximity therewith. According to another embodiment, a method for detecting analytes includes contacting a fluid having one or more analytes of interest therein with a plurality of metal nanoparticles, each metal nanoparticle having a plurality of organic molecules tethered thereto, and detecting Raman scattering from an analyte of interest from the fluid, the analyte interacting with one or more of the plurality of organic molecules. In another embodiment, a method includes chemically modifying a plurality of cyclodextrin molecules at a primary hydroxyl moiety to create a chemical handle, and tethering the plurality of cyclodextrin molecules to a metal nanoparticle using the chemical handle. Other systems and methods for detecting analytes are also described. | 02-02-2012 |
20120122652 | HIGH SURFACE AREA, ELECTRICALLY CONDUCTIVE NANOCARBON-SUPPORTED METAL OXIDE - A metal oxide-carbon composite includes a carbon aerogel with an oxide overcoat. The metal oxide-carbon composite is made by providing a carbon aerogel, immersing the carbon aerogel in a metal oxide sol under a vacuum, raising the carbon aerogel with the metal oxide sol to atmospheric pressure, curing the carbon aerogel with the metal oxide sol at room temperature, and drying the carbon aerogel with the metal oxide sol to produce the metal oxide-carbon composite. The step of providing a carbon aerogel can provide an activated carbon aerogel or provide a carbon aerogel with carbon nanotubes that make the carbon aerogel mechanically robust. | 05-17-2012 |
20140217330 | HIGH SURFACE AREA, ELECTRICALLY CONDUCTIVE NANOCARBON-SUPPORTED METAL OXIDE - A metal oxide-carbon composite includes a carbon aerogel with an oxide overcoat. The metal oxide-carbon composite is made by providing a carbon aerogel, immersing the carbon aerogel in a metal oxide sol under a vacuum, raising the carbon aerogel with the metal oxide sol to atmospheric pressure, curing the carbon aerogel with the metal oxide sol at room temperature, and drying the carbon aerogel with the metal oxide sol to produce the metal oxide-carbon composite. The step of providing a carbon aerogel can provide an activated carbon aerogel or provide a carbon aerogel with carbon nanotubes that make the carbon aerogel mechanically robust. | 08-07-2014 |
Patent application number | Description | Published |
20110136327 | HIGH MOBILITY MONOLITHIC P-I-N DIODES - Methods of forming high-current density vertical p-i-n diodes on a substrate are described. The methods include the steps of concurrently combining a group-IV-element-containing precursor with a sequential exposure to an n-type dopant precursor and a p-type dopant precursor in either order. An intrinsic layer is deposited between the n-type and p-type layers by reducing or eliminating the flow of the dopant precursors while flowing the group-IV-element-containing precursor. The substrate may reside in the same processing chamber during the deposition of each of the n-type layer, intrinsic layer and p-type layer and the substrate is not exposed to atmosphere between the depositions of adjacent layers. | 06-09-2011 |
20110223765 | SILICON NITRIDE PASSIVATION LAYER FOR COVERING HIGH ASPECT RATIO FEATURES - A method of forming a passivation layer comprising silicon nitride on features of a substrate is described. In a first stage of the deposition method, a dielectric deposition gas, comprising a silicon-containing gas and a nitrogen-containing gas, is introduced into the process zone and energized to deposit a silicon nitride layer. In a second stage, a treatment gas, having a different composition than that of the dielectric deposition gas, is introduced into the process zone and energized to treat the silicon nitride layer. The first and second stages can be performed a plurality of times. | 09-15-2011 |
20130161629 | ZERO SHRINKAGE SMOOTH INTERFACE OXY-NITRIDE AND OXY-AMORPHOUS-SILICON STACKS FOR 3D MEMORY VERTICAL GATE APPLICATION - Methods are provided for depositing a stack of film layers for use in vertical gates for 3D memory devices, by depositing a sacrificial nitride film layer at a sacrificial film deposition temperature greater than about 550° C.; depositing an oxide film layer over the nitride film layer, at an oxide deposition temperature of about 600° C. or greater; repeating the above steps to deposit a film stack having alternating layers of the sacrificial films and the oxide films; forming a plurality of holes in the film stack; and depositing polysilicon in the plurality of holes in the film stack at a polysilicon process temperature of about 700° C. or greater, wherein the sacrificial film layers and the oxide film layers experience near zero shrinkage during the polysilicon deposition. Flash drive memory devices may also be made by these methods. | 06-27-2013 |
Patent application number | Description | Published |
20110271100 | UNATTENDED CODE UPDATE OF STORAGE FACILITY - Various embodiments for providing an update to at least one storage facility in a computing storage environment are provided. In one embodiment, a security verification is performed on the update via a certificate authentication mechanism to confirm a validity of the update. Subsequent to confirming the validity of the update, a safety verification on the update is performed to confirm a suitability of the update to the at least one storage facility. If the security and safety verifications are validated, the update is provided and installed in the at least one storage facility. | 11-03-2011 |
20110271267 | UPDATING ELEMENTS IN DATA STORAGE FACILITY USING PREDEFINED STATE MACHINE OVER EXTENDED TIME PERIOD - Various embodiments for updating at least one facility in a computing storage environment are provided. In one embodiment, a sequence for distributing at least one of a plurality of code packages to the at least one facility according to different states of a fixed state machine is set. The at least one of the plurality of code packages is installed in at least one staging area. The at least one of the plurality of code packages is maintained in the at least one staging area in a valid, dormant mode while the fixed state machine is stopped. Pursuant to a resumption of the fixed state machine at a subsequent time, a current code package is swapped with the at least one of the plurality of code packages in the at least one staging area to activate the at least one of the plurality of code packages. | 11-03-2011 |
20120042198 | LPAR CREATION AND REPAIR FOR AUTOMATED ERROR RECOVERY - Various embodiments for automated error recovery in a computing storage environment by a processor device are provided. In one embodiment, pursuant to performing one of creating a new and rebuilding an existing logical partition (LPAR) operable in the computing storage environment by a hardware management console (HMC) in communication with the LPAR, at least one failure scenario is evaluated by identifying error code. If a failure is caused by an operation of the HMC and a malfunction of a current network connection, a cleanup operation is performed on at least a portion of a current HMC configuration, an alternative network connection to the current network connection is made, and a retry operation is performed. | 02-16-2012 |
20120222026 | UPDATING ELEMENTS IN DATA STORAGE FACILITY USING PREDEFINED STATE MACHINE OVER EXTENDED TIME PERIOD - A sequence for distributing at least one of a plurality of code packages to the at least one facility according to different states of a fixed state machine is set. The at least one of the plurality of code packages is installed in at least one staging area. The at least one of the plurality of code packages is maintained in the at least one staging area in a valid, dormant mode while the fixed state machine is stopped. Pursuant to a resumption of the fixed state machine at a subsequent time, a current code package is swapped with the at least one of the plurality of code packages in the at least one staging area to activate the at least one of the plurality of code packages. | 08-30-2012 |
20130179478 | PERSISTENT DATA MANAGEMENT IN MULTI-IMAGE CODE LOAD SYSTEMS - A method for managing persistent data in a multi-image code load system is disclosed. In one embodiment, such a method includes providing first and second code images for loading onto a computing system. The method stores, in a common repository, persistent data that is shared by each of the first and second code images. When changes are made to the shared persistent data associated with the first and second code images, the changes are recorded in the form of content deltas. When generating such content deltas, the method determines which of the first and second code images the content deltas apply to and marks the content deltas accordingly. A corresponding apparatus and computer program product are also disclosed and claimed herein. | 07-11-2013 |
20130198520 | UNATTENDED CODE UPDATE OF STORAGE FACILITY - Various embodiments for providing an update to at least one storage facility in a computing storage environment are provided. In one embodiment, media is received in one or more updatable elements of one or more components of the at least one storage facility, each of the one or more updatable elements including one or more unique update images and one or more unique update commands, a security verification is performed on the update via a certificate authentication mechanism to confirm a validity of the update, a safety verification is performed on the update to confirm a suitability of the update to the at least one storage facility, the update is installed in the at least one storage facility, and the update in the at least one storage facility is processed by traversing a fixed state machine for each updatable element. | 08-01-2013 |
Patent application number | Description | Published |
20110111294 | High Capacity Anode Materials for Lithium Ion Batteries - High capacity silicon based anode active materials are described for lithium ion batteries. These materials are shown to be effective in combination with high capacity lithium rich cathode active materials. Supplemental lithium is shown to improve the cycling performance and reduce irreversible capacity loss for at least certain silicon based active materials. In particular silicon based active materials can be formed in composites with electrically conductive coatings, such as pyrolytic carbon coatings or metal coatings, and composites can also be formed with other electrically conductive carbon components, such as carbon nanofibers and carbon nanoparticles. Additional alloys with silicon are explored. | 05-12-2011 |
20120295155 | SILICON OXIDE BASED HIGH CAPACITY ANODE MATERIALS FOR LITHIUM ION BATTERIES - Silicon oxide based materials, including composites with various electrical conductive compositions, are formulated into desirable anodes. The anodes can be effectively combined into lithium ion batteries with high capacity cathode materials. In some formulations, supplemental lithium can be used to stabilize cycling as well as to reduce effects of first cycle irreversible capacity loss. Batteries are described with surprisingly good cycling properties with good specific capacities with respect to both cathode active weights and anode active weights. | 11-22-2012 |
20130189575 | POROUS SILICON BASED ANODE MATERIAL FORMED USING METAL REDUCTION - A porous silicon based material comprising porous crystalline elemental silicon formed by reducing silicon dioxide with a reducing metal in a heating process followed by acid etching is used to construct negative electrode used in lithium ion batteries. Gradual temperature heating ramp(s) with optional temperature steps can be used to perform the heating process. The porous silicon formed has a high surface area from about 10 m | 07-25-2013 |
20130295439 | BATTERY CELL ENGINEERING AND DESIGN TO REACH HIGH ENERGY - Improved high energy capacity designs for lithium ion batteries are described that take advantage of the properties of high specific capacity anode active compositions and high specific capacity cathode active compositions. In particular, specific electrode designs provide for achieving very high energy densities. Furthermore, the complex behavior of the active materials is used advantageously in a radical electrode balancing design that significantly reduced wasted electrode capacity in either electrode when cycling under realistic conditions of moderate to high discharge rates and/or over a reduced depth of discharge. | 11-07-2013 |
20140065464 | BATTERY DESIGNS WITH HIGH CAPACITY ANODE MATERIALS AND CATHODE MATERIALS - Improved high energy capacity designs for lithium ion batteries are described that take advantage of the properties of high specific capacity anode active compositions and high specific capacity cathode active compositions. In particular, specific electrode designs provide for achieving very high energy densities. Furthermore, the complex behavior of the active materials is used advantageously in a radical electrode balancing design that significantly reduced wasted electrode capacity in either electrode when cycling under realistic conditions of moderate to high discharge rates and/or over a reduced depth of discharge. | 03-06-2014 |
20140308585 | SILICON-BASED ACTIVE MATERIALS FOR LITHIUM ION BATTERIES AND SYNTHESIS WITH SOLUTION PROCESSING - Silicon based anode active materials are described for use in lithium ion batteries. The silicon based materials are generally composites of nanoscale elemental silicon with stabilizing components that can comprise, for example, silicon oxide-carbon matrix material, inert metal coatings or combinations thereof. High surface area morphology can further contribute to the material stability when cycled in a lithium based battery. In general, the material synthesis involves a significant solution based processing step that can be designed to yield desired material properties as well as providing convenient and scalable processing. | 10-16-2014 |
20140370387 | SILICON-SILICON OXIDE-CARBON COMPOSITES FOR LITHIUM BATTERY ELECTRODES AND METHODS FOR FORMING THE COMPOSITES - Composite silicon based materials are described that are effective active materials for lithium ion batteries. The composite materials comprise processed, e.g., high energy mechanically milled, silicon suboxide and graphitic carbon in which at least a portion of the graphitic carbon is exfoliated into graphene sheets. The composite materials have a relatively large surface area, a high specific capacity against lithium, and good cycling with lithium metal oxide cathode materials. The composite materials can be effectively formed with a two step high energy mechanical milling process. In the first milling process, silicon suboxide can be milled to form processed silicon suboxide, which may or may not exhibit crystalline silicon x-ray diffraction. In the second milling step, the processed silicon suboxide is milled with graphitic carbon. Composite materials with a high specific capacity and good cycling can be obtained in particular with balancing of the processing conditions. | 12-18-2014 |