Patent application number | Description | Published |
20130208837 | Method of Estimating the Symbols of a Digital Signal and Receiver for Implementing Said Method - The invention relates to a method of estimating symbols carried by a digital signal that is received by a receiver over a communication channel ( | 08-15-2013 |
20130210388 | METHODS AND APPARATUS FOR CORRECTING ERROR EVENTS ASSOCIATED WITH IDENTITY PROVISIONING - Methods and apparatus for correcting error events associated with identity provisioning. In one embodiment, repeated requests for access control clients are responded to with the execution of a provisioning feedback mechanism which is intended to prevent the unintentional (or even intentional) over-consumption or waste of network resources via the delivery of an excessive amount of access control clients. These provisioning feedback mechanisms include rate-limiting algorithms and/or methodologies which place a cost on the user. Apparatus for implementing the aforementioned provisioning feedback mechanisms are also disclosed and include specialized user equipment and/or network side equipment such as a subscriber identity module provisioning server (SPS). | 08-15-2013 |
20130210415 | METHODS AND APPARATUS FOR INTELLIGENT WIRELESS TECHNOLOGY SELECTION - Methods and apparatus for intelligently selecting and operating one or more air interfaces of a mobile wireless device for e.g., call setup time reduction. In one embodiment, operation of a high speed cellular interface is selectively adjusted or disabled or switched out when not required so as to minimize call setup times by, e.g., using a different cellular interface to receive pages. In one implementation, the wireless device includes a high-speed cellular interface, a lower-speed cellular interface, and a WLAN (e.g., Wi-Fi) interface. | 08-15-2013 |
20130211971 | Media Gifting Devices and Methods - Various techniques are provided for the gifting between multiple electronic devices of media content provided by an online digital media provider. An offer and acceptance of a selected gift file is accomplished between a gifter device and a receiving giftee device using a near-field communication (NFC) connection. If a connection to the online provider is available, the gifter device may transmit a gift request by which the gifter's account is charged for the gift file. Thereafter, a gift file created using DRM keys associated with the giftee's account may be downloaded to the giftee device. If a network connection is unavailable, the giftee device may transfer a locked gift file and a corresponding gift license to the giftee device using a peer-to-peer connection. The giftee device may authenticate the license and unlock the gift file once a connection to the online provider is available. | 08-15-2013 |
20130212318 | ARCHITECTURE FOR ADDRESS MAPPING OF MANAGED NON-VOLATILE MEMORY - The disclosed architecture uses address mapping to map a block address on a host interface to an internal block address of a non-volatile memory (NVM) device. The block address is mapped to an internal chip select for selecting a Concurrently Addressable Unit (CAU) identified by the block address. The disclosed architecture supports generic NVM commands for read, write, erase and get status operations. The architecture also supports an extended command set for supporting read and write operations that leverage a multiple CAU architecture. | 08-15-2013 |
20130212344 | SELECTIVE RETIREMENT OF BLOCKS - Systems and methods are provided for selectively retiring blocks based on refresh events of those blocks. In addition to refresh events, other criteria may be applied in making a decision whether to retire a block. By applying the criteria, the system is able to selectively retire blocks that may otherwise continue to be refreshed. | 08-15-2013 |
20130212470 | Device, Method, and Graphical User Interface for Sharing a Content Object in a Document - An electronic device with a display: concurrently displays a first electronic document and a second electronic document, the first electronic document including a displayed content object; detects a first user input that starts on the content object; in response to a determination that the first user input corresponds to a first command, creates and displays a copy of the content object in the second electronic document; and, in response to a determination that the first user input corresponds to a second command, distinct from the first command: selects the content object; displays an animation of the content object separating from the first electronic document; and initiates display of a plurality of icons proximate to the separated content object, the plurality of icons including at least one icon to initiate display of a user interface for sending the content object to one or more other users. | 08-15-2013 |
20130212599 | EVENT NOTIFICATION MANAGEMENT - Systems and methods are provided for event notification. In one implementation, a method is provided. A determination is made as to whether a threshold associated with pending event notifications has been exceeded by an incoming event notification. A plurality of pending event notifications that can be combined are identified. Two or more event notifications are combined. | 08-15-2013 |
20130214887 | ACCESSORY DEVICE WITH MAGNETIC ATTACHMENT - A magnetic attachment mechanism and method is described. The magnetic attachment mechanism can be used to releasably attach at least two objects together in a preferred configuration without fasteners and without external intervention. The magnetic attachment mechanism can be used to releasably attach an accessory device to an electronic device. The accessory device can be used to augment the functionality of usefulness of the electronic device. | 08-22-2013 |
20130215143 | DEFINING A BORDER FOR AN IMAGE - Some embodiments provide a method that provides a display area for displaying an image that includes several of edges. The method provides a border drawing tool that in response to cursor movement across the image displays a search window about the cursor. The search window specifies a region to be searched to identify edges for use in defining a border for the image. In some embodiments, the size of the search window varies based on the speed of the cursor. The search window is a square box in some embodiments and a circle in other embodiments. The search window is centered at the cursor in some embodiments. In some embodiments, the display area is also for displaying the defined border over the image. | 08-22-2013 |
20130215642 | Portable Computer Housing with Integral Display - An electronic device such as a portable computer may have a housing with a rectangular recess in which layers of display structures such as a light guide panel layer and other light guide structures are directly mounted without intervening chassis members. Mating alignment features in the housing and display structures may be used to align the display structures relative to the housing. A display may be formed from glass layers such as a color filter glass layer and a thin-film transistor glass layer. Backlight for the display may be generated by an array of light-emitting diodes. The light guide panel may direct light from the light-emitting diodes through the glass layers. A clamp may be used to hold the light-emitting diodes and light guide structures in place in the recess. An undercut in the housing may also hold the light guide structures in place. | 08-22-2013 |
20130215846 | METHODS AND APPARATUS FOR PREFERRED DATA TRAFFIC (APPLICATION) MODE - Methods and apparatus for preferring connections between networks. In one embodiment, a mobile device is capable of hybrid network operation (e.g. LTE and CDMA | 08-22-2013 |
20130215937 | METHODS AND APPARATUS FOR MULTI-DIMENSIONAL DATA PERMUTATION IN WIRELESS NETWORKS - Methods and apparatus that seek to increase the diversity seen in wireless communication systems by intelligently implementing a joint multi-dimensional permutation approach. In an exemplary embodiment, this is accomplished by combining the permutation of various transmitter antennas, various data streams (for example, in a MIMO configuration) and various constellation-bit mappings into a coherent multi-dimensional permutation scheme. Subsequent retransmissions in combination with an initial transmission are utilized to obtain substantial signal flattening at a receiver which increases the likelihood that retransmissions that follow detected errors will successfully convey the transmitted data to the receiver. Both open and closed-loop approaches are contemplated which take advantage of the multi-dimensional permutation schemes. In addition, embodiments utilized in the context of retransmission mechanisms such as HARQ are also contemplated. | 08-22-2013 |
20130216050 | MULTIPLE MICROPHONE SWITCHING AND CONFIGURATION - A mobile communications device contains at least two microphones. One microphone is designated by a selector to provide a voice dominant signal and another microphone is designated to provide a noise or echo dominant signal, for a call or a recording. The selector communicates the designations to a switch that routes the selected microphone signals to the inputs of a processor for voice signal enhancement. The selected voice dominant signal is then enhanced by suppressing ambient noise or canceling echo therein, based on the selected noise or echo dominant signal. The designation of microphones may change at any instant during the call or recording depending on various factors, e.g. based on the quality of the microphone signals. Other embodiments are also described. | 08-22-2013 |
20130216067 | COMPONENT ASSEMBLY - A portable computing device is disclosed. The portable computing device can take many forms such as a laptop computer, a tablet computer, and so on. The portable computing device can include at least a single piece housing. The single piece housing including a plurality of steps. The plurality of mounting steps are formed by at least removing a preselected amount of housing material at predetermined locations on the interior surface. At least some of the mounting steps are used to mount at least some of the plurality of internal operating components to the housing. | 08-22-2013 |
20130216072 | System and Method for Dynamic Control of Audio Playback Based on the Position of a Listener - An optimal listening position for the multi-channel audio sound system is determined. A listening area and other audio playback controls may also be defined or modified by a listener. During subsequent audio playback, an imager captures images of at least a portion of the listener. When the listener has moved to a position that is different from a previous position, one or more audio parameters are adjusted for at least one channel in the multi-channel audio system in order to reposition the initial or previous optimal listening position to the current position of the listener. When the listener moves outside the listening area, an out of bounds response is initiated to disable or control the audio playback until the listener moves to a position within the listening area. | 08-22-2013 |
20130216740 | INTERLOCKING FLEXIBLE SEGMENTS FORMED FROM A RIGID MATERIAL - A method for creating a flexible portion or bending portion within a rigid structure. The method can also be used for creating a flexible structure from a rigid material. The method includes providing a substantially rigid material, such as, but not limited to, metals, alloys, hard plastics, and the like, and selectively removing portions of the rigid material defining a geometric pattern in the rigid material. A bending radius of the flexible portion is defined by the geometric pattern. The rigid structure may be used to create an enclosure, a cover for an electronic device, one or more hinges, or the like. | 08-22-2013 |
20130217246 | Headset Connector - Headset assemblies and headset connectors are provided. Headset connectors can include a magnetic mating face and a plurality of electrical contacts disposed within the mating face. Engaging assemblies and engaging connectors are also provided. The engaging connectors can include a housing having a mating side, a magnetic array structure, and a plurality of spring biased contact members. The magnetic array structure can be fixed within the housing and house a plurality of spring biased contact members. The spring biased contact members can include tips that extend out of the mating side. The tips can electrically couple with electrical contacts in a headset connector. | 08-22-2013 |
20130217269 | LOW PROFILE MALE CONNECTOR - Various embodiments of low profile male connectors are described. In one embodiment, a connector includes a plug housing having a depth and an interior cavity designed to accommodate pins that extend within the interior cavity in a direction of the depth. The plug housing may be designed to be fully insertable into a receptacle connector of an electronic device, and to have a rear surface that conforms with a shape of an exterior surface of the electronic device. The pins arranged in the plug housing may include various features, such as connecting portions protruding from the plug housing at an angle of approximately 90 degrees for coupling to a cable, bases including cutouts for extending a length of an elongated shaft of the pin, barbs for engaging the plug housing, and limit stops for distributing a force applied to the elongated shaft upon engagement with a receiving pin. | 08-22-2013 |
20130218729 | ELECTRONIC TEXT MANIPULATION AND DISPLAY - Information is presented to a user by accessing a library of electronic publications that includes a first publication, generating a representation of the first publication in an electronic bookshelf, determining a state for the first publication and modifying the representation of the first publication to reflect the state of the first publication. | 08-22-2013 |
20130218839 | METHOD AND SYSTEM USING REUSABLE STATE INFORMATION FOR SYNCHRONIZATION AND MAINTENANCE OF DATA - A system for synchronization whereby metadata repository maintains information regarding the history and status of data items in a data repository. Data items are associated with states and such states changes (e.g. increment) in response to changes to the data items. History statements associated with the same states describe the changes in a generic enough fashion that multiple data items may be associated with a single state (e.g. if multiple data items share a common history such as that they were all edited by a user on the same device). The history repository is synchronized with other history repositories so as to reflect the states of data items on multiple devices. The synchronized history stores are used during synchronization to identify and resolve data conflicts through ancestry of data item history. | 08-22-2013 |
20130218901 | CORRELATION FILTER - In one embodiment, the correlation filter can use one of several data structure to track each migration unit and reject successive accesses within a period of time to each migration unit. In one embodiment, the correlation filter uses a space efficient data structure, such as a hash indexed correlation array to store the address of referenced migration units, and to filter accesses to a single migration unit that are correlated accesses resulting from multiple accesses to the same migration unit during a sequential I/O stream. In one embodiment, the correlation array contains a global timeout, which resets each element to a default value, clearing all store migration unit address values from the correlation array. In one embodiment, each element of the migration array can time-out separately. | 08-22-2013 |
20130218996 | SYNCHRONIZATION METHODS AND SYSTEMS - Systems, methods and computer readable media for synchronization of electronic message accounts. In one embodiment, a method includes receiving information to establish an electronic message account on a first data processing system, the electronic message account being defined by setup information, and synchronizing the setup information onto a store on a second data processing system. In another embodiment, a method includes receiving information to establish an electronic message account, defined by first setup information, on a host and synchronizing the first setup information onto a device when the device is coupled to the host for synchronization. Systems, other methods and computer readable media are also described. | 08-22-2013 |
20130219013 | PROGRESS INDICATOR FOR LOADING DYNAMICALLY-SIZED CONTENTS - A new resource address is registered in response to input received from a user. The user is then notified when a visually non-empty portion of content from the resource address has been loaded into a viewing area of the content viewing application. The notification cues the user to direct his/her attention to the viewing area of the content viewing application. | 08-22-2013 |
20130219139 | METHODS AND SYSTEMS FOR MAINTAINING A STORAGE VOLUME WITH HOLES AND FILLING HOLES - In one embodiment, a method for managing access to a fast non-volatile storage device, such as a solid state device, and a slower non-volatile storage device, such as a magnetic hard drive, can include a method of managing a sparse logical volume in which unmapped blocks of the logical volume are not allocated until use. In one embodiment, a method of sparse hole filling operates in which range locks are dynamically adjusted to perform allocations for sparse hole filling, and then re-adjusted to perform standard operations using a byte range lock. In one embodiment, a high level data structure can be used in the range lock service in the form of an ordered search tree, which could use any search tree algorithm, such as red-black tree, AVL tree, splay tree, etc. | 08-22-2013 |
20130219269 | ELECTRONIC TEXT MANIPULATION AND DISPLAY - Information is presented to a user by accessing a library of electronic publications that includes a first publication, generating a representation of the first publication in an electronic bookshelf, determining a state for the first publication and modifying the representation of the first publication to reflect the state of the first publication. | 08-22-2013 |
20130219270 | ELECTRONIC TEXT MANIPULATION AND DISPLAY - Information is presented to a user by accessing a library of electronic publications that includes a first publication, generating a representation of the first publication in an electronic bookshelf, determining a state for the first publication and modifying the representation of the first publication to reflect the state of the first publication. | 08-22-2013 |
20130219321 | ELECTRONIC TEXT MANIPULATION AND DISPLAY - Information is presented to a user by accessing a library of electronic publications that includes a first publication, generating a representation of the first publication in an electronic bookshelf, determining a state for the first publication and modifying the representation of the first publication to reflect the state of the first publication. | 08-22-2013 |
20130219322 | ELECTRONIC TEXT MANIPULATION AND DISPLAY - Information is presented to a user by accessing a library of electronic publications that includes a first publication, generating a representation of the first publication in an electronic bookshelf, determining a state for the first publication and modifying the representation of the first publication to reflect the state of the first publication. | 08-22-2013 |
20130219489 | SYSTEM AND METHOD FOR STORING A PASSWORD RECOVERY SECRET - Disclosed herein are systems, methods, and non-transitory computer-readable storage media for storing a password recovery secret on a peripheral such as a power adapter by receiving a password recovery secret at the power adapter via an interface with the computing device, and storing the password recovery secret on a memory in the power adapter. The password recovery secret can be recovered by requesting the password recovery secret from the power adapter, wherein the password recovery secret is associated with a computing device, receiving the password recovery secret from the memory of the power adapter, and recovering a password based on the password recovery secret. The power adapter can include an electrical source interface, an electronic device interface, an intermediate module to adapt electricity between the interfaces, a memory, and a memory interface through which a password recovery secret is received for storage in the memory. | 08-22-2013 |
20130220789 | BUTTON ASSEMBLY WITH DRIVE ASSEMBLY - A process is provided for characterizing a tactile response of a first mechanical actuator (e.g., button) based on a back off distance. The first mechanical actuator may include a plunger, a dome-shaped flexible membrane, and an electrical contact, all aligned with each other so that a contact signal is generated when the flexible membrane touches the contact. The plunger can be moved a first distance towards the contact until the contact signal is generated at a contact point. Then the plunger can be backed off a second distance from the contact point. This second distance may be called the “back off distance”. The particular feel of the first mechanical actuator can then be correlated to a particular back off distance. This process can be repeated a number of times to classify a number of different “feels” for the first mechanical actuator based on a number of different back off distances. | 08-29-2013 |
20130222195 | HYBRID ANTENNAS FOR ELECTRONIC DEVICES - A portable electronic device is provided that has a hybrid antenna. The hybrid antenna may include a slot antenna structure and an inverted-F antenna structure. The slot antenna portion of the hybrid antenna may be used to provide antenna coverage in a first communications band and the inverted-F antenna portion of the hybrid antenna may be used to provide antenna coverage in a second communications band. The second communications band need not be harmonically related to the first communications band. The electronic device may be formed from two portions. One portion may contain conductive structures that define the shape of the antenna slot. One or more dielectric-filled gaps in the slot may be bridged using conductive structures on another portion of the electronic device. A conductive trim member may be inserted into an antenna slot to trim the resonant frequency of the slot antenna portion of the hybrid antenna. | 08-29-2013 |
20130222515 | SYSTEM AND METHOD FOR OPTIMIZING VIDEO CONFERENCING IN A WIRELESS DEVICE - A wireless device described herein can use information on data flow, in addition to indications from the physical network, to decide on suitable bandwidth usage for audio and video information. This data flow information is further used to determine an efficient network route to use for high-quality reception and transmission of audio and video data, as well as the appropriate time to switch between available network routes to improve bandwidth performance. | 08-29-2013 |
20130222521 | AUTOMATIC VIDEO STREAM SELECTION - A handheld communication device is used to capture video streams and generate a multiplexed video stream. The handheld communication device has at least two cameras facing in two opposite directions. The handheld communication device receives a first video stream and a second video stream simultaneously from the two cameras. The handheld communication device detects a speech activity of a person captured in the video streams. The speech activity may be detected from direction of sound or lip movement of the person. Based on the detection, the handheld communication device automatically switches between the first video stream and the second video stream to generate a multiplexed video stream. The multiplexed video stream interleaves segments of the first video stream and segments of the second video stream. Other embodiments are also described and claimed. | 08-29-2013 |
20130222608 | IMAGING SENSOR ANOMALOUS PIXEL COLUMN DETECTION AND CALIBRATION - An imaging sensor is signaled to capture a digital image of a dark scene. For each of the pixel columns in the image, a respective column value is computed that represents at least some of the pixels in the column. For each of the pixel columns in the image, a respective comparison is made between the respective column value of the pixel column and a reference value. A respective column score is computed, for each of the pixel columns, based on the respective comparison. An indication that identifies one or more of the pixel columns as anomalous is stored, when the respective column score of the one or more the pixel columns does not meet a criterion. Other embodiments are also described and claimed. | 08-29-2013 |
20130223563 | OFDM System and Method Employing OFDM Symbols with Known or Information-Containing Prefixes - Systems and methods for transmitting and receiving OFDM symbols are provided which enable the otherwise wasted transmission time normally used as a prefix for each OFDM symbol to contain useful information. At the receiver, the received signal is processed to convert received OFDM symbols from a linear convolution with the channel to a cyclic convolution. | 08-29-2013 |
20130225094 | METHODS AND APPARATUS FOR INTELLIGENT RECEIVER OPERATION - Methods and apparatus for adaptively adjusting receiver operation for e.g., power optimization. In one embodiment, operation during diversity operation is adaptively adjusted. Diversity techniques consume significantly more power than non-diversity operation. However, the performance gain from receiver diversity is not always predictable. Consequently, in one embodiment, a device evaluates the overall performance gain contributed by diversity operation and, where the performance gain is insignificant or inadequate, the device disables diversity operation. In one implementation, the device can operate in a static single antenna mode, a dynamic single antenna mode and a dynamic multiple antenna mode. | 08-29-2013 |
20130225100 | METHODS AND APPARATUS FOR WIRELESS DEVICE COEXISTENCE - Methods and apparatus for compensating for the effects of interference between multiple wireless communication apparatus. In one embodiment, the method comprises providing a first wireless communication apparatus operating in a first band and a second wireless communication apparatus operating at least partly in the first band, where the second wireless communication apparatus operates according to a different communication protocol than the first wireless communication apparatus. Interference is compensated for between the first wireless communication apparatus and the second wireless communication apparatus by selecting and operating according to one of a plurality of operational protocols. In another embodiment, the first wireless communication apparatus and the second wireless communication apparatus operate in a closed-loop relationship to cooperatively compensate for communication interference. | 08-29-2013 |
20130225161 | SEAMLESS TRANSITION FROM CELLULAR TO Wi-Fi COMMUNICATION - An electronic device receives a list of available networks and associated access credentials via a cellular-telephone network. These available networks may be other than the cellular-telephone network and may use a communication technique other than a cellular-telephone communication technique, such as an IEEE 802.11 protocol. For example, a base station in the cellular-telephone network may track the location of the electronic device, and may provide the list to the electronic device when the cellular-telephone network performance is constrained or degraded. In response to receiving the list, the electronic device may select a network from the available networks based on a communication criterion, such as: proximity to the electronic device, a signal strength, security, and/or communication quality. Information specifying this selection may be provided via the cellular-telephone network, and then instructions that transition communication with the electronic device from the cellular-telephone network to the selected network may be received. | 08-29-2013 |
20130225203 | SYSTEM AND METHOD FOR SITUATIONAL LOCATION RELEVANT INVOCABLE SPEED REFERENCE - Situational location dependent information is transmitted from a server data processing system to a receiving data processing system. The server data processing system communicates with the receiving data processing system in a manner by pushing content when appropriate. A candidate delivery event associated with a current positional attribute of the receiving data processing system is recognized and a situational location of the remote data processing system is determined. The candidate delivery event may be a location and/or direction change, device state change, or movement exceeding a movement tolerance. The situational location of the remote data processing system may be its location, direction, location and direction, proximity to a location, state change, or location and/or direction relative to a previous location and/or direction, or combinations thereof. A set of delivery content from a deliverable content database is transmitted from the server data processing system to the receiving data processing system according to the situational location of the receiving data processing system, and according to delivery constraints. The delivery content is configurable by authorized administrators on an instant activation basis for proactive delivery. | 08-29-2013 |
20130227019 | APPARATUS AND METHOD FOR INVITING USERS TO ONLINE SESSIONS - An apparatus, method, and machine-readable medium are described for establishing peer-to-peer (“P2P”) communication channels. In particular, in one embodiment, an invitation service performs a series of transactions to enable P2P communication between two or more mobile data processing devices. Prior to attempting to establish a P2P network communication channel, the invitation service may first collect network information for each of the mobile devices and use the network information to determine if a direct P2P network communication channel is feasible. If a direct connection is feasible, then the invitation service provides for direct P2P communication, pushing the necessary network information to each of the mobile devices. If, however, a direct connection is infeasible or if a direct connection is attempted and fails, then the invitation service may identify network information associated with a relay service. The network information may then be used by any pair of mobile devices to establish a connection through the relay service. In addition, in one embodiment, the invitation service can perform its functions without maintaining any per-connection state information for any of the mobile devices. | 08-29-2013 |
20130227179 | Methods and Systems for Automatic Configuration of Peripherals - Peripherals and data processing systems are disclosed which can be configured to interact based upon sensor data. In one embodiment, a peripheral, which is configured to be used with a data processing system, includes an interface to couple the peripheral to the data processing system, and at least one sensor, such as a proximity sensor, to sense a user of the peripheral, and a processor coupled to the interface and to the at least one sensor, wherein the processor configures the peripheral in response to data from the at least one sensor. The peripheral may communicate sensor data from its sensors to the data processing system, which may be a wireless PDA, and the data processing system analyzes the sensor data from its sensors and from the peripheral's sensors to decide how to configure the peripheral and/or the data processing system based on the sensor. | 08-29-2013 |
20130227231 | MEMORY DEVICE WITH INTERNAL SIGNAL PROCESSING UNIT - A method for operating a memory includes storing data in a plurality of analog memory cells that are fabricated on a first semiconductor die by writing input storage values to a group of the analog memory cells. After storing the data, multiple output storage values are read from each of the analog memory cells in the group using respective, different threshold sets of read thresholds, thus providing multiple output sets of the output storage values corresponding respectively to the threshold sets. The multiple output sets of the output storage values are preprocessed by circuitry that is fabricated on the first semiconductor die, to produce preprocessed data. The preprocessed data is provided to a memory controller, which is fabricated on a second semiconductor die that is different from the first semiconductor die. so as to enable the memory controller to reconstruct the data responsively to the preprocessed data. | 08-29-2013 |
20130227406 | Reconstruction of Lists in a Document - Some embodiments provide a method for analyzing a document that includes several primitive elements. The method identifies that a set of primitive elements include an implicit list in the document based on location and appearance of the set of primitive elements. The method defines the identified implicit list as an explicit list. The method stores the explicit list as a structure associated with the document. | 08-29-2013 |
20130227433 | COLLABORATION SYSTEM - A collaboration system provides enhanced user interface to enable users to interact with electronic devices. In one embodiment, users can add content to a digital system by using a pen that streams coordinates so that input to the digital system may be based on conventional pen and paper handwriting. In another embodiment, a pie-based menu system is used for input to large display area digital devices in which an occluded portion of the pie-based menu system is not used for direct input by the user. The selection of which areas of the pie-based menu system should be omitted from use is adaptive and responsive to whether the user is left-handed or right-handed, and the wrist angle defined by the user's posture. In still another embodiment, an ergonomic open-shaped pie menu system is provided to facilitate selection of options on a digital surface. | 08-29-2013 |
20130227448 | User Interface Contrast Filter - A method of defining a dynamically adjustable user interface (“UI”) of a device is described. The method defines multiple UI elements for the UI, where each UI element includes multiple pixels. The method defines a display adjustment tool for receiving a single display adjustment parameter and in response adjusting the appearance of the UI by differentiating display adjustments to a first set of saturated pixels from the display adjustments to a second set of non-saturated pixels. | 08-29-2013 |
20130227646 | METHODS AND APPARATUS FOR LARGE SCALE DISTRIBUTION OF ELECTRONIC ACCESS CLIENTS - Methods and apparatus for large scale distribution of electronic access control clients. In one aspect, a tiered security software protocol is disclosed. In one exemplary embodiment, a server electronic Universal Integrated Circuit Card (eUICC) and client eUICC software comprise a so-called “stack” of software layers. Each software layer is responsible for a set of hierarchical functions which are negotiated with its corresponding peer software layer. The tiered security software protocol is configured for large scale distribution of electronic Subscriber Identity Modules (eSIMs) | 08-29-2013 |
20130227647 | SHARED NETWORK ACCESS VIA A PEER-TO-PEER LINK - An electronic device receives a request for access to the infrastructure network (and, more generally, a ‘resource’) from the other electronic device via a peer-to-peer link. In response to the request, the electronic device determines that it has access to the infrastructure network, and provides a response to the other electronic device via the peer-to-peer link indicating that the electronic device has access to the infrastructure network. Then, the electronic device establishes secure communication with the other electronic device, and provides access information to the other electronic device via the peer-to-peer link using the secure communication. This access information facilitates access to the infrastructure network. | 08-29-2013 |
20130286577 | SMALL FORM FACTOR DESK TOP COMPUTER - An aesthetically pleasing small form factor desktop computer is described. The small form factor desktop computer can be formed of a single piece seamless housing that in the described embodiment is machined from a single billet of aluminum. The single piece seamless housing includes an aesthetically pleasing foot support having at least a portion formed of RF transparent material that provides easy user access to selected internal components as well as offers electromagnetic (EM) shielding. This simplicity of design can accrue many advantages to the small form factor desktop computer besides those related to aesthetic look and feel. Fewer components and less time and effort can be required for assembly of the small form factor desktop computer and the absence of seams in the single piece housing can provide good protection against environmental contamination of internal components as well as EM shielding. | 10-31-2013 |
20130287083 | METHOD AND APPARATUS FOR GENERATING JITTER TEST PATTERNS ON A HIGH PERFORMANCE SERIAL BUS - The present invention provides a method for generating random jitter test patterns by generating a sequence of maximum-size asynchronous packets according to the P1394b standard and transmitting the sequence to the device under test. The present invention provides a method for generating jitter test patterns by disabling the transmitter data scrambler of the second device; clearing the port_error register of the device under test; and sending a test pattern to said device under test. The present invention provides for a method for generating supply noise test patterns comprising: transmitting a test pattern to the DUT comprising a maximum length asynchronous packet containing alternate 0016 and FF16 bytes. | 10-31-2013 |
20130287138 | Pilot Design for OFDM Systems with Four Transmit Antennas - Pilot, preamble and midamble patterns are provided that are particularly suited for four transmit antenna OFDM systems. Pilots are inserted in a scattered manner for each of the four antennas, either uncoded, space-time coded in pairs, space-time frequency coded in pairs, or space-time-frequency coded. | 10-31-2013 |
20130287253 | REVERSE GEO-CODING FOR TRACK PATH - Methods and systems are disclosed for associating non-geographical information to track paths. Among other things, meaningful labels for the track paths can be formulated. In one aspect, a method performed by an application executing on a computer system includes receiving a set of images taken during a trip, a corresponding set of acquisition times, and a track path of the trip. The method further contains identifying landmarks near the received track path. Furthermore, the method includes receiving from a human user of the application a landmark selection from the identified landmarks and one or more image selections from the received set of images. In response to receiving the human user's selections, the method can associate the one or more selected images with the selected landmark. Additionally, the method included matching the received set of images to the received track path based on the association. | 10-31-2013 |
20130297761 | COMMUNICATIONS HANDLES AND PROXY AGENTS - Methods and apparatuses for proxying communication requests to services hosted on a data processing system. In one exemplary method, an open-ended configuration file is distilled to create an object tree from the configuration file. In addition, distillation creates communication handles for the services. The object tree is serialized and forwarded to a proxy agent. The proxy agent registers the service and monitors the communication handles for service requests by establishing a kernel callback. When a communication handle is readable, the proxy agent passes the communication handle to appropriate service. | 11-07-2013 |
20130298188 | TECHNIQUES FOR PROJECT LIFECYCLE STAGED-BASED ACCESS CONTROL - Techniques for project lifecycle staged-based access control are provided. Access control rights are defined for a stage of a project's lifecycle. As requestors transition to the stage, the access control rights are enforced on top of any existing security restrictions. In an embodiment, selective resources are not visible to requestors within the stage in response to the access control rights. | 11-07-2013 |
20130308528 | USER EQUIPMENT BUFFER MANAGEMENT IN MULTIPLE-INPUT MULTIPLE-OUTPUT COMMUNICATION SYSTEMS - Embodiments of the disclosure provide a system and method for dynamically allocating storage capacity in a user equipment buffer. In various embodiments of the invention, a plurality of transport blocks associated with a process are stored in a plurality of subpartitions of a partition of a buffer in a user equipment device. | 11-21-2013 |
20130309988 | APPARATUS AND METHODS FOR ADJUSTING ADAPTIVE CONTROL LOOP BEHAVIOR BASED ON MEASURED ARTIFACTS - Methods and apparatus for adjusting adaptive control loop behavior based on, for example measured artifacts of the radio environment. In one embodiment, a Long Term Evolution (LTE) user equipment (UE) adjusts one or more Automatic Gain Control (AGC) loops based on a measured Doppler spread of received signals. Specifically, one or more AGC parameters (e.g., set-point, loop gain, etc.) are selected based on a measured Doppler spread. The one or more AGC parameters are configured to optimize both the AGC headroom (e.g., dynamic range) and the signal to quantization plus noise ratio (SQNR) of the receiver under dynamic wireless fading channels for the detected Doppler. | 11-21-2013 |
20130311490 | Efficient Data Structures for Parsing and Analyzing a Document - Some embodiments provide a method that parses an unstructured document that includes a number of primitive elements. The method stores the primitive elements in a random order in a first storage. The method stores references to the primitive elements in a second storage in an order based on locations of the primitive elements in the unstructured document. The method receives instructions to perform a document reconstruction operation. The method performs the received instructions without storing any new references to the primitive elements. | 11-21-2013 |
20130311602 | System and Method for Simplified Data Transfer - Systems and methods of performing a simplified data transfer are provided. For example, a simplified data transfer system may include two or more devices configured to perform a simplified data transfer. The first device may be configured to save and transfer data associated with applications open on the first device. When the second device initiates communication, the first device may automatically send the open application data to the second device. | 11-21-2013 |
20130314105 | ELECTRONIC DEVICE INCLUDING DEVICE GROUND COUPLED FINGER COUPLING ELECTRODE AND ARRAY SHIELDING ELECTRODE AND RELATED METHODS - An electronic device may include a housing and circuitry carried by the housing and having a device ground associated therewith. The electronic device may also include an array of biometric finger sensing pixel electrodes and an array shielding electrode outside the array of biometric finger sensing pixels. A finger coupling electrode may be outside the array shielding electrode and coupled to the device ground. The electronic device may also include drive circuitry capable of generating a drive signal for the array of biometric finger sensing pixel electrodes and a compensating drive signal for the array shielding electrode. | 11-28-2013 |
20130315451 | FINGER BIOMETRIC SENSING DEVICE INCLUDING ERROR COMPENSATION CIRCUITRY AND RELATED METHODS - A finger biometric sensing device may include an array of finger biometric sensing pixel electrodes and a gain stage coupled to the array of finger biometric sensing pixel electrodes. The finger biometric sensing device may also include error compensation circuitry that may include a memory capable of storing error compensation data. The error correction circuitry may also include a digital-to-analog converter (DAC) cooperating with the memory and coupled to the gain stage and capable of compensating for at least one error based upon the stored error compensation data. | 11-28-2013 |
20130318443 | VISUAL PRESENTATION COMPOSITION - Methods, systems and/or computer program products that help facilitate visual presentation composition may include, in one aspect, executing one or more processes executing on a computer system to present a user of a computer system with movie templates, each movie template having a corresponding theme and a sequence of shot placeholders, each shot placeholder including graphical indicia representing one or more desirable characteristics specific to that shot placeholder; receiving information from the user including a movie template selection and a selection of one or more video clips corresponding to desirable characteristics indicated by the shot placeholders; and generating a playable media file representing a movie based on the information received from the user. | 11-28-2013 |
20130318473 | Unified Settings for Multiple Account Types - Account types that support one or more data classes (e.g., email, contacts, calendar, instant messaging) can be added and configured on a mobile device using a unified settings user interface. The user interface allows the user to easily activate and deactivate one or more data classes for an account type. The user interface can support one or more predefined account types and can allow the user to add and configure new account types. Visual indicators are provided in the user interface to remind the user of the data classes that are active on the mobile device for a particular account. Users can configure settings that effect a particular data class in all accounts on the mobile device. Users can also configure settings that are specific to a particular account. | 11-28-2013 |
20130322399 | SOFT HANDOFF IN OFDMA SYSTEM - Soft handoff in an OFDMA system is disclosed. If the pilot signal strength for a base station exceeds the defined threshold, the base station is added to an active set list. Subcarriers in a plurality of orthogonal frequency division multiplexing (OFDM) symbols are divided and allocated into subchannels. The OFDM symbols are divided and multiplexed. A soft handoff zone with a first dimension of the subchannels and a second dimension of the divided and multiplexed OFDM symbols is defined. The soft handoff zone has subcarriers with a subchannel definition, for example, an identical permutation. | 12-05-2013 |
20130326851 | METHOD AND APPARATUS FOR COMPONENT ASSEMBLY USING CONTINUOUS SELECTION - A manufacturing process for providing an assembly formed of a first piece and a second piece is described. The manufacturing process is carried out by performing at least the following operations: receiving the first piece characterized in accordance with at least a first attribute, selecting the second piece from a buffer, the selecting based in part upon a matching value of a second attribute in relation to the first attribute, replacing the selected second piece with another second piece such that the number of second pieces in the buffer remains about the same, and forming a kit of the first part and the selected second part. | 12-12-2013 |
20130329821 | METHODS AND APPARATUS FOR MITIGATING INTERFERENCE IN AGGRESSIVE FORM FACTOR DESIGNS - Methods and apparatus for mitigation of radio interference between two or more wireless concurrently operating interfaces in a wireless device having an aggressive form factor. In one embodiment, the interfaces are used for different tasks (e.g., WLAN for data and PAN for human interface devices), and the device includes logic configured to evaluate the priority of the tasks and adjust the operation of one or more of the interfaces accordingly. | 12-12-2013 |
20130330061 | MODIFYING A VALUE BASED ON A USER'S DIRECTIONAL MOTIONS INDEPENDENT OF LOCATION OF INPUT RELATIVE TO A DISPLAY - A method for changing a value displayed on a screen is provided. In response to receiving a user input indicating motion in a particular direction, changing the value independent of where the position of a cursor is on the screen. The value being changed may comprise of a series of segments, and each segment value can be changed individually. In addition, a different user input device that does not indicate motion in a particular direction may be used to change segment values and to select other segment values. Methods for automatically formatting a segmented values and calculating a base time rate based on two different frame rates are also provided. | 12-12-2013 |
20130339034 | SYSTEM AND METHOD FOR EFFICIENTLY TRANSLATING MEDIA FILES BETWEEN FORMATS USING A UNIVERSAL REPRESENTATION - An apparatus and method are described for reading a file into a universal representation and translating from that universal representation into various file formats. For example, a method according to one embodiment comprises: reading compressed audio data from a first audio file, the first audio file comprising audio data compressed using a first compression algorithm and bookkeeping data having a first format, the bookkeeping data specifying a location of the compressed audio data within the first audio file; and generating a universal representation of the first audio file without decompressing and recompressing the audio data, the universal representation having bookkeeping data of a second format specifying the location of compressed audio data within the universal representation. | 12-19-2013 |
20130342739 | Dual Processing of Raw Image Data - Systems, methods, and devices for dual processing of raw image data by main image processing and alternative image processing capabilities of an electronic device are provided. According to an embodiment, alternative image processing may analyze a first copy of a frame of raw image data before a second copy of the frame of raw image data is processed by main image processing. Thereafter, the main image processing may process the second copy of the frame of raw image. The main image processing may be calibrated based at least in part on the analysis of the first copy of the frame of raw image data. | 12-26-2013 |
20140003679 | Enrollment Using Synthetic Fingerprint Image and Fingerprint Sensing Systems | 01-02-2014 |
20140011504 | ANTENNAE SYSTEM - Embodiments of the invention relate to wireless communications networks, and more specifically to an antenna apparatus for cellular wireless systems. In some embodiments, a method of transceiving signals in a wireless communications network is described. The method includes receiving, by user equipment, a signal in a time slot and a frequency band from a transceiver system, the transceiver system configured to transceive at least one other signal from one or more base stations in at least one other time slot and at least one other frequency band via at least two antenna systems. The frequency bands at least partially overlap and transmissions of the signals are in at least a portion of the wireless communications network. | 01-09-2014 |
20140019673 | DYNAMICALLY ALLOCATING NUMBER OF BITS PER CELL FOR MEMORY LOCATIONS OF A NON-VOLATILE MEMORY - Systems and methods are provided for dynamically allocating a number of bits per cell to memory locations of a non-volatile memory (“NVM”) device. In some embodiments, a host may determine whether to store data in the NVM device using SLC programming or MLC programming operations. The host may allocate an erased block as an SLC block or MLC block based on this determination regardless of whether the erased block was previously used as an SLC block, MLC block, or both. In some embodiments, to dynamically allocate a memory location as SLC or MLC, the host may provide an address vector to the NVM package, where the address vector may specify the memory location and the number of bits per cell to use for that memory location. | 01-16-2014 |
20140026031 | METHOD AND APPARATUS FOR UPDATING AND SYNCHRONIZING INFORMATION BETWEEN A CLIENT AND A SERVER - The present invention integrates applets running on a client with the application logic for applications running on a server. In the described embodiments, a hidden Applet Group Controller applet handles communication between the applets on the browser and the application logic on the server. The Applet Group Controller maintains an association with each applet that includes the keys and values of any parameters and variables for the applet. Upon the invocation of an event, the association instructs an Action Coordinator to invoke an action. The Action Coordinator obtains and transmits a list of all of the keys and their values to the server. The server invokes the appropriate application logic and transmits the keys and their values (as updated during the execution of the application logic) back to the Action Coordinator, which pushes the updated values out to the applets and the browser's display is updated. | 01-23-2014 |
20140050080 | TECHNIQUES FOR REDUCING BUFFER OVERFLOW IN A COMMUNICATION SYSTEM - A technique for operating a wireless communication device includes transmitting a first downlink rate in a first control message. The first downlink rate is based on a latency of an inter-processor communication link associated with the wireless communication device. First downlink data at the first downlink rate is then received for a first time period. Following the first time period, second downlink data is received at a second downlink rate that is higher than the first downlink rate. | 02-20-2014 |
20140055409 | INTEGRATED CONTACT SWITCH AND TOUCH SENSOR ELEMENTS - An input device providing integrated contact switch and touch sensor elements is disclosed. A contact switch and touch sensor can be integrated so that they share a common sensor line, achieving space, cost and manufacturing savings over input devices that utilize distinct sensor lines for each of its sensor elements. By configuring a contact switch and touch sensor to share a common sensor line, a controller can use a single pin to scan both the contact switch and touch sensor elements, rather than using distinct pins to scan distinct sensor lines associated with each sensor element. By using fewer pins to scan the same number of sensor elements, a smaller controller can be used which can reduce the size and cost of the input device, and increase manufacturing throughput time associated with the input device. | 02-27-2014 |
20140080479 | APPARATUS AND METHODS FOR STATE SUSPENSION IN HYBRID NETWORKS - Methods and apparatus for suspending session state during hybrid network operation. In one exemplary embodiment, a cellular device uses a single-radio solution to support circuit-switched calls on a CDMA 1× network and packet-switched calls on LTE. Periodically, the cellular device tunes away from LTE and monitors CDMA 1× activity, and vice versa. During these tuned-away periods, the client device may suspend operation on the tuned away network for extended tune away intervals. | 03-20-2014 |
20140083279 | SYSTEMS AND METHODS THEREOF FOR DETERMINING A VIRTUAL MOMENTUM BASED ON USER INPUT - A computer-implemented method including generating a user interface implemented on a touch-sensitive display configured to generate a virtual dual flywheel system for modulating a lifecycle of a musical note or chord. The dual flywheel system (DFS) includes a first VFS and a second VFS, where the first virtual flywheel system series connected to the second virtual flywheel system such that an output of the first virtual flywheel system is coupled to an input of the second virtual flywheel system. Upon receiving a user input on the user interface, the dual flywheel system determines a virtual momentum for the first virtual flywheel based on the user input and a predetermined mass coefficient of the first virtual flywheel system, and determines a virtual momentum for the second virtual flywheel based on the virtual momentum of the first virtual flywheel system and a predetermined mass coefficient of the second virtual flywheel. | 03-27-2014 |
20140083280 | DETERMINING THE CHARACTERISTIC OF A PLAYED NOTE ON A VIRTUAL INSTRUMENT - A user interface implemented on a touch-sensitive display for a virtual musical instrument comprising a plurality of chord touch regions configured in a predetermined sequence, each chord touch region corresponding to a chord in a musical key and being divided into a plurality of separate touch zones, the plurality of chord touch regions defining a predetermined set of chords, where each of the plurality of separate touch zones in each region is associated with one or more preselected MIDI files stored in a computer-readable medium. Each of the plurality of touch zones is configured to detect one or more of a plurality of touch gesture articulations including at least one of a legato articulation, a pizzicato articulation, or a staccato articulation. The one or more of the plurality of touch gesture articulations determines the preselected MIDI file associated with each of the plurality of separate touch zones. | 03-27-2014 |
20140092057 | MULTI-DIMENSIONAL SCROLL WHEEL - A multi-dimensional scroll wheel is disclosed. Scroll wheel circuitry is provided to detect input gestures that traverse the center of the scroll wheel and to detect multi-touch input. The scroll wheel can include a first plurality of sensor elements arranged in a first closed loop and a second plurality of sensor elements arranged in a second closed loop, the first and second closed loops being concentrically arranged about the center of the scroll wheel. | 04-03-2014 |
20140101613 | TRANSITIONAL DATA SETS - A set of applications on a mobile device can be specified, presented and automatically populated with transitional data sets. The transitional data sets can be stored on a network to facilitate computations of differences between transitional data sets and other data sets, and the differences can be presented on the mobile device by one or more location-aware applications. | 04-10-2014 |
20140111953 | Electronic Devices With Components Mounted to Touch Sensor Substrates - Touch panel structures may be provided with flexible substrates. A touch sensor array may be formed from transparent capacitive touch sensor electrodes. Electrical components such as ambient light sensors, proximity sensors, magnetic sensors, camera sensors, buttons, and integrated circuits may be mounted on the same flexible substrate as the transparent capacitive touch sensor electrodes. A flexible substrate for a touch panel structure may be formed from multiple substrate portions that are coupled using solder connections or conductive adhesive connections. A touch panel may have a flexible tail that is coupled to a printed circuit board in an electronic device housing. The flexible tail may bend when installing the touch panel in the housing. | 04-24-2014 |
20140112552 | LOW THRESHOLD FACE RECOGNITION - Methods, systems, and apparatus, including computer programs encoded on a computer storage medium, are disclosed for reducing the impact of lighting conditions and biometric distortions, while providing a low-computation solution for reasonably effective (low threshold) face recognition. In one aspect, the methods include processing a captured image of a face of a user seeking to access a resource by conforming a subset of the captured face image to a reference model. The reference model corresponds to a high information portion of human faces. The methods further include comparing the processed captured image to at least one target profile corresponding to a user associated with the resource, and selectively recognizing the user seeking access to the resource based on a result of said comparing. | 04-24-2014 |
20140114808 | DISPLAYING A BUY/DOWNLOAD BUTTON BASED ON PURCHASE HISTORY - Methods, systems, computer-readable media, and apparatuses for providing enhanced user interfaces and functionalities for internet radio applications are presented. In some embodiments, a computer system may provide a user interface that includes one or more regions configured to control playback of an internet radio station. The computer system then may determine, based on music purchase history associated with a user account, whether a selected song associated with the internet radio station has been previously purchased. In response to determining that the selected song has not been previously purchased, the computer system may display a user-selectable control that enables the selected song to be purchased. On the other hand, in response to determining that the selected song has been previously purchased, the computer system may display a user-selectable control that enables the selected song to be downloaded. | 04-24-2014 |
20140115467 | CREATING MULTIPLE RECOMMENDED STATIONS BASED ON PURCHASE HISTORY - Methods, systems, computer-readable media, and apparatuses for providing enhanced user interfaces and functionalities for internet radio applications are presented. In some embodiments, a computer system may determine, based on purchase history associated with a user account, one or more content seeds for at least two internet radio stations. The computer system then may select one or more songs to be provided via the at least two internet radio stations based on the one or more content seeds. Subsequently, the computer system may provide the at least two internet radio stations to one or more user devices linked to the user account. | 04-24-2014 |
20140122593 | DYNAMICALLY UPDATING A SHARED RADIO STATION - Methods, systems, computer-readable media, and apparatuses for providing enhanced user interfaces and functionalities for internet radio applications are presented. In some embodiments, a computing device linked to a first user account may receive a request to share an internet radio station with a second user account, and the internet radio station may be defined based on one or more parameters associated with the first user account. Subsequently, based on modification of the one or more parameters, the internet radio station may be dynamically updated for the second user account. In some instances, the one or more parameters associated with the first user account may include information specifying one or more seed songs. In some additional instances, these parameters further may include one or more liked songs, one or more disliked songs, and one or more skipped songs. | 05-01-2014 |
20140152494 | Elevation Assistance for Location Determination - In some implementations, a tightly-coupled elevation-assisted location estimate can be calculated based on digital elevation model (DEM) elevation measurements and global navigation satellite system (GNSS) data. The DEM elevation measurements and GNSS data can be provided as input to an estimator (e.g., a Kalman filter) to calculate an estimated geographic location of a mobile device. In some implementations, DEM elevation data can be filtered before being provided to the Kalman filter for estimating the geographic location of the mobile device. The DEM elevation data can be filtered in response to detecting bridge and/or tunnel events that indicate that the DEM elevation data does not accurately represent the actual elevation of the mobile device. | 06-05-2014 |
20140192915 | MULTI-USER MIMO-SDMA FOR FINITE RATE FEEDBACK SYSTEMS - A multi-user MIMO downlink beamforming system with limited feedback ( | 07-10-2014 |
20140270416 | ELECTRONIC DEVICE INCLUDING INTERLEAVED BIOMETRIC SPOOF DETECTION DATA ACQUISITION AND RELATED METHODS - An electronic device may include an array of finger sensing pixels and data acquisition circuitry coupled to the array. The data acquisition circuitry may be capable of acquiring finger biometric data from each sub-array of the array, and acquiring spoof detection data from at least one of the sub-arrays in an interleaved fashion with the finger biometric data. | 09-18-2014 |
20140300832 | Electronic Device Signal Routing Structures With Conductive Adhesive - An electronic device may have structures that are coupled together using conductive adhesive such as anisotropic conductive film and other adhesives. The structures that are coupled together may include a touch sensor structure formed from electrodes on the inner surface of a display cover layer, a display module having display layers such as a thin-film transistor layer, and circuitry mounted on substrates such as printed circuits. Conductive signal path structures may be used in routing signals within the electronic device. The conductive signal path structures may be formed from pins that are embedded within injection molded plastic, from metal traces such as laser-deposited metal traces that are formed on the surface of a plastic member or other dielectric, from metal structures that run within channels in a plastic, printed circuit traces, and other signal path structures. | 10-09-2014 |
20140306857 | Antenna System With Return Path Tuning And Loop Element - Electronic devices may include radio-frequency transceiver circuitry and antenna structures. The antenna structures may include a dual arm inverted-F antenna resonating element and an antenna ground. An antenna feed may be coupled between the inverted-F antenna resonating element and the antenna ground. An adjustable component such as an adjustable inductor may be coupled between the inverted-F antenna resonating element and the antenna ground in parallel with the antenna feed. The adjustable component may be operable in multiple states such as an open circuit state, a short circuit state, and a state in which the adjustable component exhibits a non-zero inductance. Antenna bandwidth can be broadened by coupling a loop antenna resonating element across the antenna feed. A portion of the antenna ground may overlap the loop antenna resonating element to further enhance antenna bandwidth. | 10-16-2014 |
20140307207 | Display with Column Spacer Structures For Enhanced Light Leakage and Pooling Resistance - A display may have a layer of liquid crystal material between a color filter layer and a thin-film transistor layer. Column spacer structures may be formed between the color filter layer and the thin-film transistor layer to maintain a desired separation between the color filter and thin-film transistor layers. The column spacer structures may be formed from polymer structures such as photoresist pillars and may include metal pads. The metal pads may be formed on the upper surface of the thin-film transistor layer or the lower surface of the color filter layer. The photoresist pillars may be formed on a surface in the display such as the lower surface of the color filter layer. Column spacer structures may include main spacer structures, subspacer structures, and intermediate thickness spacer structures to enhance pooling mura and light leakage performance. | 10-16-2014 |
20140313087 | Tunable Multiband Antenna With Passive and Active Circuitry - An electronic device may have an antenna for providing coverage in wireless communications bands of interest such as a low frequency communications band and a high frequency communications band. The antenna may have an antenna ground and an antenna resonating element. The antenna resonating element may have a high band arm that contributes to a first high band resonance in the high band and may have a low band arm that exhibits a low band resonance in the low band. A passive filter that is coupled between first and second portions of the antenna resonating element may be configured to exhibit a short circuit impedance associated with a bypass path that allows the antenna resonating element to contribute to a second high band resonance in the high band. A tunable inductor coupled to the antenna resonating element may be used to tune the low band resonance. | 10-23-2014 |
20140315592 | Wireless Device With Dynamically Adjusted Maximum Transmit Powers - An electronic device may be provided with antenna structures. Proximity sensors and other sensors may be used in determining how the electronic device is being operated. Wireless circuitry such as a radio-frequency transmitter associated with a cellular telephone communications band, a wireless local area network band, or other communications band may be used in transmitting radio-frequency signals through the antenna structures at a transmit power. Control circuitry may adjust the wireless circuitry to ensure that the transmit power is capped at a maximum transmit power. The maximum transmit power may be adjusted dynamically by the control circuitry based on data from the proximity sensors, data from a magnetic sensor that detects whether a cover is present on the device, a connector sensor that detects whether the device is coupled to a dock or other accessory, and other sensors. | 10-23-2014 |
20140327861 | Liquid Crystal Displays With Reduced Light Leakage - A display is provided that has upper and lower polarizers, a color filter layer, a liquid crystal layer, and a thin-film transistor layer. The color filter layer and thin-film transistor layer may be formed from materials such as glass that are subject to stress-induced birefringence. To reduce light leakage that reduces display performance, one or more birefringence compensation layers may be incorporated into the display to help compensate for any birefringence effects. The compensation layers may include a birefringence compensation layer attached to the color filter layer or the thin-film transistor layer. A display may include an upper compensation layer attached to the color filter layer and a lower compensation layer attached to the thin-film transistor layer. The compensation layer may be formed from glass or polymer materials that have a negative photo-elastic constant. | 11-06-2014 |
20140328488 | Electronic Device With Wireless Power Control System - An electronic device may include wireless circuitry that is configured to transmit wireless signals during operation. A maximum transmit power level may be established that serves as a cap on how much power is transmitted from the electronic device. Adjustments may be made to the maximum transmit power level in real time based on sensor signals and other information on the operating state of the electronic device. The sensor signals may include motion signals from an accelerometer. The sensor signals may also include ultrasonic sound detected by a microphone. Device orientation data may be used by the device to select whether to measure the ultrasonic sound using a front facing or rear facing microphone. Maximum transmit power level may also be adjusted based on whether or not sound is playing through an ear speaker in the device. | 11-06-2014 |
20140333496 | Antenna With Tunable High Band Parasitic Element - Electronic devices may be provided that include radio-frequency transceiver circuitry and antennas. An antenna may be formed from an antenna resonating element and an antenna ground. The antenna resonating element may have a shorter portion that resonates at higher communications band frequencies and a longer portion that resonates at lower communications band frequencies. The resonating element may be formed from a peripheral conductive electronic device housing structure that is separated from the antenna ground by an opening. A parasitic monopole antenna resonating element or parasitic loop antenna resonating element may be located in the opening. Antenna tuning in the higher communications band may be implemented using an adjustable inductor in the parasitic element. Antenna tuning in the lower communications band may be implemented using an adjustable inductor that couples the antenna resonating element to the antenna ground. | 11-13-2014 |