Patents Assigned to Apple
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Patent number: 10686451Abstract: Aspects of a digital phase-lock loop (DPLL) with an adjustable delay between an output clock and a reference clock in accordance with phase noise compensation are generally described herein. An apparatus may include processing circuitry configured to, in a first mode, identify a delay element of a plurality of delay elements based on an associated delay value, and set an initial phase difference value to a phase difference value associated with the identified delay element. The processor circuitry may be further configured to, in a second mode, in a second mode, initialize the DPLL using the initial phase difference value, determine a phase error between a reference clock and a feedback clock based on the initial phase difference value, adjust an output clock signal based on the phase error.Type: GrantFiled: December 30, 2016Date of Patent: June 16, 2020Assignee: Apple Inc.Inventors: Yair Dgani, Michael Kerner, Elan Banin, Nati Dinur, Gil Horovitz, Rotem Banin
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Patent number: 10686178Abstract: A battery cell includes a cathode casing forming all or a majority of the external can of the battery cell. The battery further includes an anode tab covering at least a portion of a face of the battery cell and an insulating layer for electrically isolating the anode tab from the cathode casing. A plurality of such battery cells may be arranged within a battery pack in contact with each other, and may be held in compression. A conduction enhancement layer may be applied between the anode tab of a first cell and the cathode casing of a second cell within the battery pack. One or more heat dissipation elements may be arranged within the battery pack, in contact with the battery cells.Type: GrantFiled: September 12, 2017Date of Patent: June 16, 2020Assignee: Apple Inc.Inventors: Jonathan L. Hall, Luke A. Wilhelm, Qingcheng Zeng, Mujeeb Ijaz, Donald G. Dafoe
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Patent number: 10687269Abstract: An architecture for wireless network access is described. In one example, a network entity comprises processing circuitry to define a downlink control channel comprising a synchronization signal, a physical broadcast channel (PBCH), and at least one slot for contention resolution or device-to-device (D2D) discovery and link setup, and broadcast a synchronization signal comprising the control channel from a plurality of remote radio heads (RRH). Other examples are also disclosed and claimed.Type: GrantFiled: October 9, 2015Date of Patent: June 16, 2020Assignee: Apple Inc.Inventors: Huaning Niu, Hyejung Jung, Qian Li, Yuan Zhu
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Patent number: 10684656Abstract: Aspects of the subject technology relate to electronic devices with intelligent barometric vents. An intelligent barometric vent may provide a moisture-resistant opening between an environment external to a housing of the device and an internal cavity within the housing. The moisture-resistant opening may include a moisture-resistant cover over the opening, the cover having a cover-integrated sensor to detect occlusions of the opening. The device may also include occlusion mitigation components within the housing that operate, responsive to a detected occlusion, to at least partially remove the occlusion.Type: GrantFiled: September 13, 2018Date of Patent: June 16, 2020Assignee: Apple Inc.Inventors: David MacNeil, Roberto M. Ribeiro, William S. Lee
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Publication number: 20200184798Abstract: Companion and accessory devices can be wirelessly leashed together in a manner that enables the devices to estimate their proximities to each other. One device can periodically attempt to detect a signal from the other device. For each attempt, the attempting device can store an indication of whether the signal was detected. Further, a companion device or accessory device can detect signals from different wireless-capable devices in an environment. The companion device or the accessory device can configure an interface displayed on the companion device or the accessory device, respectively, based on signal information about the different wireless-capable devices in the environment.Type: ApplicationFiled: February 12, 2020Publication date: June 11, 2020Applicant: Apple Inc.Inventor: Tyler D. Hawkins
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Publication number: 20200183058Abstract: Light-absorbing flange lenses that may be used in the lens stacks of compact lens systems. In a light-absorbing flange lens, the effective area of the lens is composed of a transparent optical material, and at least a portion of the flange of the lens is composed of an optical material that absorbs at least a portion of the light that enters the flange. Using light-absorbing flange lenses may allow the lens barrel to be eliminated from the lens system, thus reducing the X-Y dimensions of the lens system when compared to conventional compact lens systems that include a lens stack enclosed in a lens barrel. In addition, using a light-absorbing material in the flanges of the light-absorbing flange lenses may reduce or eliminate optical aberrations such as lens flare, haze, and ghosting in images.Type: ApplicationFiled: December 5, 2019Publication date: June 11, 2020Applicant: Apple Inc.Inventor: Yoshikazu Shinohara
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Publication number: 20200187381Abstract: The disclosed embodiments related to a component for use in a portable electronic device. The component includes a wall of the portable electronic device, containing an intake zone that includes a set of intake vents. The wall also includes an exhaust zone containing a set of exhaust vents.Type: ApplicationFiled: July 15, 2019Publication date: June 11, 2020Applicant: Apple Inc.Inventors: Brett W. Degner, Bartley K. Andre, Jeremy D. Bataillou, Jay S. Nigen, Christiaan A. Ligtenberg, Ron A. Hopkinson, Charles A. Schwalbach, Matthew P. Casebolt, Nicholas A. Rundle, Frank F. Liang
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Publication number: 20200187351Abstract: Connector receptacles that may be space efficient and provide a direct connection to a flexible circuit board. One example may provide an electronic device having a receptacle including a recess formed in a housing of the electronic device. The recess may have a sidewall and a bottom surface portion, and the bottom surface portion may include one or more openings extending through the bottom surface portion from an external surface to an internal surface. One or more contacts formed on a flexible circuit board may be aligned with the one or more openings in the bottom surface portion. In this way, the receptacle may be space efficient and provide a direct connection to a flexible circuit board inside an electronic device. A cosmetic cap may be placed in the recess to obscure the existence of the connector receptacle.Type: ApplicationFiled: December 9, 2019Publication date: June 11, 2020Applicant: Apple Inc.Inventors: Dustin J. Verhoeve, Jason C. Sauers, Benjamin J. Kallman
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Publication number: 20200183870Abstract: Circuits, methods, and apparatus that can allow chipsets in an electronic device to share information such that they can more efficiently utilize resources that are available in the electronic device. One example can provide a bus that is shared by three or more chipsets in an electronic device. This shared bus can be used by the chipsets in the electronic device to communicate and negotiate for the utilization of resources of the electronic device.Type: ApplicationFiled: September 26, 2019Publication date: June 11, 2020Applicant: Apple Inc.Inventors: Farouk Belghoul, Paul V. Flynn, Tideya Kella, Vijay Kumar Ramamurthi
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Patent number: 10681665Abstract: Methods and apparatus to enable and disable cellular services for one or more cellular capable secondary wireless devices associated with a primary wireless device are disclosed. The primary wireless device, in response to detecting a status change of an in use state of a cellular capable secondary wireless device can provide a notification to a network server of a wireless network to disable cellular wireless services for previously enabled cellular capable secondary wireless devices and to enable cellular wireless services for the cellular capable secondary wireless device. Control of cellular wireless services for cellular capable secondary wireless devices can be based on a combination of registration for services, activation and deactivation of eSIMs on the cellular capable secondary wireless devices, and/or changes to eSIM states or contexts maintained by the network server.Type: GrantFiled: June 1, 2018Date of Patent: June 9, 2020Assignee: Apple Inc.Inventors: Ajoy K. Singh, Rohan C. Malthankar, Arun G. Mathias
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Patent number: 10680695Abstract: Codebook designs are disclosed for full-dimensional multiple-input-multiple output (FD-MIMO) wireless cellular systems. The FD-MIMO cookbooks employ channel state information reference signals (CSI-RS). The codebook designs are used in beamforming CSI-RSs by the enhanced nodeB (eNB), where the CSI-RS is sent to the user equipment (UE), enabling the UE to perform channel estimation. The codebooks support beam selection, co-phasing between polarizations, and beam combining.Type: GrantFiled: December 24, 2015Date of Patent: June 9, 2020Assignee: Apple Inc.Inventors: Alexei Davydov, Yuan Zhu, Hong He
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Patent number: 10678553Abstract: One disclosed embodiment includes a method of graphics processing. The method includes receiving an indication to update a current frame on a display. A plurality of graphics command are determined to be associated with a next frame that replaces the current frame. A power-up command is generated based on the received indication, configured to cause GPU hardware to begin an initialization operation. The central processing unit processes the plurality of graphics command. Prior to completely process the plurality of graphics command, a power-up command is sent to a GPU firmware. The GPU firmware initializes the GPU hardware based on the power-up command. The processed plurality of graphics command is also transmitted to the GPU hardware. The GPU hardware executes the processed plurality of graphics command to render the next frame on the display.Type: GrantFiled: April 24, 2018Date of Patent: June 9, 2020Assignee: Apple Inc.Inventors: Rohan Sanjeev Patil, Gokhan Avkarogullari, Tatsuya Iwamoto
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Patent number: 10677827Abstract: An alternating current (AC) to direct current (DC) power converter may have a connector with a pair of power supply contacts and a pair of data contacts. An electronic device may be connected to the connector of the power converter. The power converter may supply DC power to the electronic device using the power supply contacts. The power converter may include control circuitry that has a resistor coupled across the data contacts. When the electronic device and the power converter are connected to each other, each may advertise to the other that capabilities are present that exceed industry standards. At the same time, standard-compliant discovery operations may be performed to probe the value of the resistance of the resistor that is coupled across the data contacts. When extended capabilities are discovered, extended functions may be performed including accelerated charging functions and data communications functions.Type: GrantFiled: April 17, 2017Date of Patent: June 9, 2020Assignee: Apple Inc.Inventors: Nicholas A. Sims, Jeffrey J. Terlizzi, Alexei Kosut, Timothy Johnson, Barry Corlett
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Patent number: 10681558Abstract: A communication circuit arrangement includes a sub sampling circuit configured to obtain wideband signal data including candidate reference sequences from a plurality of carrier channels and to downsample the wideband signal data to shift the candidate reference sequences closer to each other in frequency, a comparison circuit configured to compare the downsampled signal data to a composite detection sequence to detect whether any of the candidate reference sequences match any of a plurality of predefined reference sequences in the composite detection sequence, and a decision circuit configured to determine whether any of the plurality of carrier channels contain an active network based on the detection results.Type: GrantFiled: June 23, 2016Date of Patent: June 9, 2020Assignee: Apple Inc.Inventors: Markus Dominik Mueck, Ying He, Beeshanga Jayawickrama, Eryk Dutkiewicz
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Patent number: 10680833Abstract: A secure element (SE) with a notion of time useful for checking secure items is disclosed herein. Use of Public Key Infrastructure (PKI) with secure elements is improved by verifying secure items used by an SE. Methods of obtaining time information by the SE include push, pull, opportunistic, local interface, and multi-check methods. The SE uses the time information to evaluate arriving and stored public key certificates and to discard those which fail the evaluation. The SE, in some embodiments, uses the time information in cooperation with certificate revocation lists (CRLs) and/or online certificate status protocol (OCSP) stapling procedures. A multi-check architecture is provided herein by which more than entity is involved in checking a time value before the time value reaches the SE. The multi-check architecture uses both PKI and blockchain techniques.Type: GrantFiled: August 24, 2017Date of Patent: June 9, 2020Assignee: Apple Inc.Inventor: Xiangying Yang
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Patent number: 10681162Abstract: In some implementations, a server device can segment users based on user engagement with an application on a user device. For example, server device can receive user event data from many user devices indicating user activities with respect to the application and/or content presented by the application. The server device can generate user engagement segments based on the received user event data. The server device can generate predictive models for each user engagement segment based on the received user event data. The server device can determine which particular user engagement segments a particular user is associated with based on user event data associated with the particular user and/or the predictions generated by the predictive models. The application on the user device associated with the particular user can then be configured according to the user engagement segments associated with the particular user.Type: GrantFiled: May 31, 2019Date of Patent: June 9, 2020Assignee: Apple Inc.Inventors: Balaji Ramachandran, Collin D. Ruffenach, Feng Yi, Guillermo Ortiz, Jean S. Metz, Christopher S. Schepman, Casey M. Dougherty, Martin J. Murrett
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Patent number: 10678542Abstract: Systems, apparatuses, and methods for implementing a non-shifting reservation station. A dispatch unit may write an operation into any entry of a reservation station. The reservation station may include an age matrix for determining the relative ages of the operations stored in the entries of the reservation station. The reservation station may include selection logic which is configured to pick the oldest ready operation from the reservation station based on the values stored in the age matrix. The selection logic may utilize control logic to mask off columns of an age matrix corresponding to non-ready operation so as to determine which operation is the oldest ready operation in the reservation station. Also, the reservation station may be configured to dequeue operations early when these operations do not have load dependency.Type: GrantFiled: July 24, 2015Date of Patent: June 9, 2020Assignee: Apple Inc.Inventors: Ian D. Kountanis, Mahesh K. Reddy
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Patent number: 10681641Abstract: A device, system, and method detect an activity and utilize a mitigation scheme. The method is performed at a device that is configured to establish a network connection to a network, the network including a plurality of areas, each area being defined based on a grouping of a plurality of neighboring cells, the device being associated with one of the areas at a select time. The method includes determining between an activity status and a non-activity status associated with the device. When the activity status is determined, the method includes determining an area update rate indicating a number of changes to the associated area over a period of time. When the area update rate exceeds a predetermined update rate threshold, the method includes selecting a mitigation scheme configured to reduce an amount of power used by the device.Type: GrantFiled: May 29, 2018Date of Patent: June 9, 2020Assignee: Apple Inc.Inventors: Srinivas Burugupalli, Muthukumaran Dhanapal, Vijay Venkataraman, Srirang A. Lovlekar, Srinivasan Nimmala
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Patent number: 10676393Abstract: Embodiments disclosed therein generally pertain to selectively strengthening glass. More particularly, techniques are described for selectively strengthening cover glass, which tends to be thin, for electronic devices, namely, portable electronic devices.Type: GrantFiled: July 26, 2017Date of Patent: June 9, 2020Assignee: APPLE INC.Inventor: Douglas J. Weber
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Patent number: 10681687Abstract: Dynamic transmission of non-zero power channel state information resource signals and interference measurement resources is described. Such dynamic transmission reduces or eliminates a need to buffer and store channel and interference measurements The described approach also reduces the overhead due to transmission of those resources and enables flexible time-domain channel state information requests.Type: GrantFiled: July 11, 2018Date of Patent: June 9, 2020Assignee: Apple Inc.Inventors: Alexei Davydov, Vadim Sergeyev, Gregory Morozov, Ilya Bolotin