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No. Publication Number Title Publication/Patent Number Publication/Patent Number Publication Date Publication Date
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1 US8916981B2
Epoxy-amine underfill materials for semiconductor packages
Publication/Patent Number: US8916981B2 Publication Date: 2014-12-23 Application Number: 13/891,475 Filing Date: 2013-05-10 Inventor: Xiu, Yonghao   Bai, Yiqun   Ananthakrishnan, Nisha   Raravikar, Nachiket R.   Assignee: Intel Corporation   IPC: H01L23/29 Abstract: Epoxy-amine underfill materials for semiconductor packages and semiconductor packages having an epoxy-amine underfill material are described. In an example, a semiconductor apparatus includes a semiconductor die having a surface with an integrated circuit thereon. A semiconductor package substrate has a surface with a plurality of contact pads thereon. A plurality of conductive contacts couples the surface of the semiconductor die to the surface of the semiconductor package substrate. An epoxy-amine underfill material is disposed between the surface of the semiconductor die and the surface of the semiconductor package substrate and surrounds the plurality of conductive contacts. The epoxy-amine underfill has high adhesion and is based on a low volatility multi-functional amine species. Epoxy-amine underfill materials for semiconductor packages and semiconductor packages having an epoxy-amine underfill material are described. In an example, a semiconductor apparatus includes a semiconductor die having a surface with an integrated circuit thereon. A ...More ...Less
2 US8916983B2
Electromagnetic harvesting of fluid oscillations for downhole power sources
Publication/Patent Number: US8916983B2 Publication Date: 2014-12-23 Application Number: 12/556,655 Filing Date: 2009-09-10 Inventor: Marya, Manuel P.   Rytlewski, Gary L.   Assignee: Schlumberger Technology Corporation   IPC: F03B13/00 Abstract: A downhole tool for generating power is provided that includes a conductive fluid disposed downhole within a tubular member, an energy harvesting apparatus, and a pressure changing apparatus. The energy harvesting apparatus includes a magnet configured to generate a magnetic field and an electrical conductor configured to move with respect to the magnet. The pressure changing apparatus is configured to supply a differential pressure across the energy harvesting apparatus, such that the electrical conductor moves with respect to the magnet. A downhole tool for generating power is provided that includes a conductive fluid disposed downhole within a tubular member, an energy harvesting apparatus, and a pressure changing apparatus. The energy harvesting apparatus includes a magnet configured to generate a magnetic ...More ...Less
3 US8916993B2
System for multiple energy storage and management and method of making same
Publication/Patent Number: US8916993B2 Publication Date: 2014-12-23 Application Number: 13/283,983 Filing Date: 2011-10-28 Inventor: Berry, Irene Michelle   King, Robert Dean   Gemin, Paul Robert   Assignee: General Electric Company   IPC: H02J1/00 Abstract: A propulsion system includes an electric drive, a first energy storage system electrically coupled to the electric drive through a DC link, and a second energy storage system electrically coupled to the first energy storage system in a series connection. The first energy storage system comprises a high specific-energy storage device and the second energy storage system comprises a low specific-power storage device. The propulsion system also includes a third energy storage system comprising a high specific-energy storage device electrically coupled to the second energy storage system. A bi-directional boost converter is electrically coupled to the second and third energy storage systems such that a terminal of the third energy storage system is electrically coupled to a low voltage side of the bi-directional boost converter and a terminal of the second energy storage system is coupled to a high voltage side of the bi-directional boost converter. A propulsion system includes an electric drive, a first energy storage system electrically coupled to the electric drive through a DC link, and a second energy storage system electrically coupled to the first energy storage system in a series connection. The first energy storage ...More ...Less
4 US8917007B2
Axial gap motor with magnetically securely coupled stator cores and pump device
Publication/Patent Number: US8917007B2 Publication Date: 2014-12-23 Application Number: 13/512,505 Filing Date: 2010-09-01 Inventor: Matsuzaki, Hirokazu   Maeyama, Ken   Fujimoto, Motoaki   Kojima, Tomonori   Assignee: Fujitsu General Limited   IPC: H02K1/14 Abstract: Disclosed are a single rotor-type axial gap motor with low magnetic loss and high output, and a pump device using the axial gap motor. A first contact surface (231) is provided on the lateral surface in one circumferential direction of a yoke strip (23), and a second contact surface (232) is provided on the lateral surface in the other circumferential direction of the yoke strip (23), wherein the first contact surface (231) and the second contact surface (232) are aligned with each other. Defining As1 and As2 as the surface areas (As) of the first and second contact surfaces (231, 232), and Ap1 and Ap2 as the projected surface areas (Ap) of the lateral surfaces of the aforementioned yoke strip seen from the circumferential direction, it holds that As>Ap. Disclosed are a single rotor-type axial gap motor with low magnetic loss and high output, and a pump device using the axial gap motor. A first contact surface (231) is provided on the lateral surface in one circumferential direction of a yoke strip (23), and a second contact ...More ...Less
5 US8917013B2
Carbon nanotube field emitter
Publication/Patent Number: US8917013B2 Publication Date: 2014-12-23 Application Number: 13/711,982 Filing Date: 2012-12-12 Inventor: Liu, Peng   Jiang, Kai-li   Fan, Shou-shan   Assignee: Tsinghua University   Hon Hai Precision Industry Co., Ltd.   IPC: H01J9/02 Abstract: A carbon nanotube field emitter is disclosed. The carbon nanotube field emitter includes an emission portion and a supporting portion. The emission portion and the supporting portion are configured as one piece to form a roll structure. The emission portion includes a first rolled carbon nanotube layer, which includes a number of carbon nanotubes. The supporting portion includes a rolled composite layer, which includes at least one second rolled carbon nanotube layer and a rolled metal layer stacked with each other. Another carbon nanotube field emitter with a number of separated emission tips on the emission portion is also disclosed. A carbon nanotube field emitter is disclosed. The carbon nanotube field emitter includes an emission portion and a supporting portion. The emission portion and the supporting portion are configured as one piece to form a roll structure. The emission portion includes a first ...More ...Less
6 US8917017B2
Organic el panel, panel-combined light emitting device, and method of manufacturing organic el panel
Publication/Patent Number: US8917017B2 Publication Date: 2014-12-23 Application Number: 12/719,773 Filing Date: 2010-03-08 Inventor: Hara, Zenichiro   Kiridoshi, Satoru   Nagae, Suguru   Okumura, Takanori   Yamasaki, Shintaro   Saito, Yuji   Saito, Yutaka   Fukuzaki, Masashi   Kimura, Masami   Assignee: Tohoku Pioneer Corporation   Mitsubishi Electric Corporation   IPC: H05B33/04 Abstract: For organic EL panels with a hollow-sealed structure to meet the demand of flat or large displays, the inconvenience of contact of drying anent etc touching the organic EL elements in the sealed space is avoided. An organic EL panel includes a panel substrate, a light-emitting part with a plurality of organic EL elements having an anode, an organic layer and a cathode laminated on the panel substrate, and a sealing substrate configured to be bonded onto the panel substrate through an adhesive layer to seal the light-emitting part. The sealing substrate includes a supporting projection projecting toward the panel substrate. A supporting margin facing to the bottom face of the supporting projection is provided where the organic EL elements is not formed within a region of the light-emitting part on the panel substrate. For organic EL panels with a hollow-sealed structure to meet the demand of flat or large displays, the inconvenience of contact of drying anent etc touching the organic EL elements in the sealed space is avoided. An organic EL panel includes a panel substrate, a light-emitting ...More ...Less
7 US8917252B2
Conductive sheet, method for using conductive sheet, and touch panel
Publication/Patent Number: US8917252B2 Publication Date: 2014-12-23 Application Number: 13/576,135 Filing Date: 2011-01-28 Inventor: Kuriki, Tadashi   Assignee: Fujifilm Corporation   IPC: G06F3/041 Abstract: A conductive sheet, method for using conductive sheet and touch panel, having a base substance and conductive parts formed on one of the principal surfaces of the base substance. The conductive parts respectively extend in primary directions, and have two or more conductive patterns made from metal wires arranged in a second direction that is perpendicular to the first direction. The conductive pattern is constituted by serially connecting two or more large gratings in the first direction, and each of the large gratings is constituted by combining two or more small gratings. Around the edges of the large grating, non-connective patterns are formed from metal wires which are not connected with the large gratings. A conductive sheet, method for using conductive sheet and touch panel, having a base substance and conductive parts formed on one of the principal surfaces of the base substance. The conductive parts respectively extend in primary directions, and have two or more conductive ...More ...Less
8 US8917259B2
Muti-touch interfaces for user authentication, partitioning, and external device control
Publication/Patent Number: US8917259B2 Publication Date: 2014-12-23 Application Number: 13/690,624 Filing Date: 2012-11-30 Inventor: Chang, E. Lee   Khandelwal, Madhur   Roberts, Linda   Carter, Sharon   Assignee: AT&T Intellectual Property I, L.P.   IPC: G06F3/045 Abstract: Multi-touch interfaces allow user interaction with multiple points of contact to control external devices such as game consoles, authenticate users, partition the interface for multiple users, and so forth. The multi-touch interface may provide graphical representations that are manipulated by users through multiple points of contact to participate in games running on an external game console. Additionally, user authentication may occur through multiple points of contact with the multi-touch interface where each user has a unique contact pattern that includes points of contact, location of points of contact, rhythm of points of contact, and so forth. The graphical representations may be customized based on the authentication of a user, and the multi-touch surface may be partitioned based on the number of users present. Multi-touch interfaces allow user interaction with multiple points of contact to control external devices such as game consoles, authenticate users, partition the interface for multiple users, and so forth. The multi-touch interface may provide graphical representations that are ...More ...Less
9 US8917261B2
Pixel occlusion mitigation
Publication/Patent Number: US8917261B2 Publication Date: 2014-12-23 Application Number: 13/533,771 Filing Date: 2012-06-26 Inventor: Guard, David Brent   Assignee: Atmel Corporation   IPC: G06F3/042 Abstract: In one embodiment, a method includes determining output modifications to apply to pixels of a display based on a modification map for pixels of the display. The modification map provides output-modification values for the pixels to mitigate optical occlusion of pixels of the display optically occluded by micro-features of a touch sensor overlying the display relative to other pixels of the display not optically occluded by micro-features of the touch sensor. The method also includes applying the output modifications to pixels of the display to mitigate their optical occlusion relative to other pixels of the display not optically occluded by micro-features of the touch sensor. In one embodiment, a method includes determining output modifications to apply to pixels of a display based on a modification map for pixels of the display. The modification map provides output-modification values for the pixels to mitigate optical occlusion of pixels of the ...More ...Less
10 US8917263B2
Method of driving a liquid crystal panel by providing a variable gate delay compensation period based on ambient temperature
Publication/Patent Number: US8917263B2 Publication Date: 2014-12-23 Application Number: 12/785,794 Filing Date: 2010-05-24 Inventor: Ohtsuki, Hideyo   Assignee: Mitsubishi Electric Corporation   IPC: G09G3/36 Abstract: Provided is a method of driving a liquid crystal panel by providing a gate delay compensation period to a timing at which gate selection signal waveforms supplied to horizontal scanning interconnections change so that a switching element changes from a conduction state to a non-conduction state with respect to a timing at which image data signal waveforms supplied to data interconnections change so that image data corresponding to display contents of a pixel electrode connected to the horizontal scanning interconnections changes to next image data, wherein an ambivalent temperature is detected to make the gate delay compensation period variable in accordance with the ambivalent temperature. Provided is a method of driving a liquid crystal panel by providing a gate delay compensation period to a timing at which gate selection signal waveforms supplied to horizontal scanning interconnections change so that a switching element changes from a conduction state to a ...More ...Less
11 US8917277B2
Animation control device, animation control method, program, and integrated circuit
Publication/Patent Number: US8917277B2 Publication Date: 2014-12-23 Application Number: 13/395,663 Filing Date: 2011-06-22 Inventor: Adachi, Takao   Shin, Hidehiko   Assignee: Panasonic Intellectual Property Corporation of America   IPC: G06T13/00 Abstract: An animation control device includes a priority identifying unit that identifies priorities of a plurality of animation parts with reference to part priority information; an animation executing unit; a determining unit that determines whether the amount of operation needed for the animation is greater than a first appropriate value; and a part control unit that changes the content of control of the animation of the change target part, which is an animation part having a low priority, from a first content of control to a second content of control when it is determined that the amount of operation needed for the animation is greater than the first appropriate value. The animation executing unit performs the animation of the change target part according to the second content of control, and performs the animation of a non-change-target part according to the first content of control. An animation control device includes a priority identifying unit that identifies priorities of a plurality of animation parts with reference to part priority information; an animation executing unit; a determining unit that determines whether the amount of operation needed for ...More ...Less
12 US8917281B2
Image rendering method and system
Publication/Patent Number: US8917281B2 Publication Date: 2014-12-23 Application Number: 13/668,344 Filing Date: 2012-11-05 Inventor: Volotinen, Tuomas   Kudinkin, Denis   Assignee: Rightware Oy   IPC: G09G5/02 Abstract: An image rendering method is provided, comprising comparing a current image frame with a previous image frame to detect a dynamic change in an object in the image frames, with each image frame being defined by a scene graph and each object having an associated geometric bounding volume. If a dynamic change in an object is detected, the method comprises rendering the object's geometric bounding volume to a stencil buffer for each dynamically changed object, using a stencil value assigned to the current image frame. A stencil is then applied to determine areas in the frames having non-zero stencil values. The method further comprises clearing a color buffer with respect to the areas in the previous image frame that have been redrawn and with respect to areas in the current frame that need to be overdrawn, rendering the image frame to the color buffer using a stencil test, so that only the areas with non-zero stencil values are redrawn, and then removing the stencil values from a previous image frame from the stencil buffer. An image rendering method is provided, comprising comparing a current image frame with a previous image frame to detect a dynamic change in an object in the image frames, with each image frame being defined by a scene graph and each object having an associated geometric bounding ...More ...Less
13 US8917283B2
Polygon processing techniques in procedural painting algorithms
Publication/Patent Number: US8917283B2 Publication Date: 2014-12-23 Application Number: 13/219,457 Filing Date: 2011-08-26 Inventor: Diverdi, Stephen J.   Krishnaswamy, Aravind   Mech, Radomir   Assignee: Adobe Systems Incorporated   IPC: G09G5/00 Abstract: Techniques for improving the performance of vector-based, fluid motion simulation techniques in procedural painting algorithms. The techniques may be implemented in procedural painting algorithms that employ a vector-based, fluid motion simulation technique to help achieve dynamic and serendipitous behaviors of watercolor painting at good interactive rates even on relatively low-powered devices. The techniques may include resampling the vertices of pigment polygons after growth at least at some iterations of the algorithm to provide smoother, more uniform growth; rasterizing dried pigment polygons into a texture so that the dried polygons are not rendered at each iteration of the algorithm; and rendering only a subset of live pigment polygons at each iteration of the algorithm. Polygons used by the techniques may be separated into static water polygons and dynamic pigment polygons. Techniques for improving the performance of vector-based, fluid motion simulation techniques in procedural painting algorithms. The techniques may be implemented in procedural painting algorithms that employ a vector-based, fluid motion simulation technique to help achieve ...More ...Less