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| Number | Title | Issue Date |
| 8184195 | Lens shielding structures for digital image sensors Camera modules are provided using wafer level optics structures. Wafers of optical stack components such as spacers, lenses, filters, and aperture layers may be combined to form optical stacks for camera modules. Each optical stack may be formed from pieces of the l... | 05/22/2012 |
| 8179673 | Portable computer hard drive structures Portable computer structures are provided. The portable computer structures may include hard drive mounting structures. The hard drive mounting structures may include elastomeric support members. Each elastomeric support member may have a relatively rigid inner port... | 05/15/2012 |
| 8175556 | Methods for optimizing power amplifier settings for operation at different radio-frequency bands Electronic devices such as cellular telephones may include wireless communications circuitry such as power amplifiers. Power amplifiers, transmission lines, and other circuit associated the power amplifiers may generate different amounts of heat depending on their o... | 05/08/2012 |
| 8174452 | Cavity antenna for wireless electronic devices Wireless portable electronic devices such as laptop computers are provided with cavity-backed monopole antennas. A wireless device may have a housing. Conductive portions of the housing such as a conductive outer metal layer and internal frame structures may form a ... | 05/08/2012 |
| 8174380 | Electronic device dock with replicating status indicator An adapter may couple an electronic device to a host such as a computer. When coupled in this way, the host may transfer media files to the device. The host may also supply power to the electronic device using power lines in the adapter. The electronic device may ha... | 05/08/2012 |
| 8171563 | Secure message system with remote decryption service Systems and methods for secure messaging are provided. A sender may encrypt content and send the encrypted content to a recipient over a communications network. The encrypted content may be decrypted for the recipient using a remote decryption service. Encrypted mes... | 05/01/2012 |
| 8171443 | Circuit design tools that support devices with real-time phase-locked loop reconfiguration capabilities Computer-aided-design tools are provided that support real-time phase-locked loop reconfiguration with a single design compilation. Each design compilation may involve operations such as logic synthesis and place and route operations. A circuit designer who is desig... | 05/01/2012 |
| 8171322 | Portable electronic devices with power management capabilities An electronic device may operate in standby and active modes. A headset may be coupled to the electronic device. The electronic device may have audio codec circuitry. The audio codec circuitry may use general purpose input-output circuitry in handling button and hea... | 05/01/2012 |
| 8170266 | Portable computer speaker grill structures Portable computer structures are provided. The portable computer structures may include speaker grill structures. A speaker grill structure may be formed by creating an array of small holes (perforations) in a portable computer housing structure such as a planar hou... | 05/01/2012 |
| 8169806 | Power converter system with pulsed power transfer Electronic devices such as portable electronic devices are provided. Power converters are provided that convert alternating-current power into direct-current power for powering the electronic devices. A power converter may rectify an alternating current line signal ... | 05/01/2012 |
| 8169374 | Antenna for handheld electronic devices with conductive bezels A handheld electronic device may be provided that contains wireless communications circuitry. The handheld electronic device may have a housing and a display. The display may be attached to the housing using a conductive bezel. The handheld electronic device may hav... | 05/01/2012 |
| 8169373 | Antennas with tuning structure for handheld devices Handheld electronic devices are provided that contain wireless communications circuitry. The wireless communications circuitry may include antenna structures. To accommodate manufacturing variations, the antenna structures and handheld electronic devices may be char... | 05/01/2012 |
| 8168319 | Portable computer battery structures Portable computer battery structures are provided. The portable computer battery structures may include a battery with a metal enclosure and a battery cable with a floating end. The battery may have six cells. Three pairs of parallel-connected cells may be connected... | 05/01/2012 |
| 8167126 | Button mechanisms for electronic device cases A case for electronic devices having buttons may include button mechanisms that allow the case slide over an electronic device without impacting the buttons. Each button mechanism may include a sheet spring that biases the button mechanism away from the buttons. Whe... | 05/01/2012 |
| 8165642 | Electronic device with data-rate-dependent power amplifier bias Wireless circuitry in an electronic device may contain output power amplifier circuitry for amplifying transmitted radio-frequency signals. The power amplifier circuitry may be powered using a bias voltage. The magnitude of the bias voltage can be selectively reduce... | 04/24/2012 |
| 8164932 | Power converter with automatic mode switching A power converter is provided that has an alternating-current (AC) to direct-current (DC) switched-mode power converter circuit that converts alternating-current power into direct-current power for powering an attached electronic device. Power can be conserved by au... | 04/24/2012 |
| 8161429 | Methods and apparatus for initializing serial links A serial communications protocol is provided that has optional link initialization features such as an optional automatic lane polarity reversal feature and an optional automatic lane order reversal feature. A user that desires to create a protocol-compliant integra... | 04/17/2012 |
| 8159777 | Portable electronic device with multipurpose hard drive circuit board A hard drive for a portable electronic device is provided that contains a multipurpose circuit board. The multipurpose circuit board may be mounted within a hard drive housing. System components and hard drive controller components may be mounted to the multipurpose... | 04/17/2012 |
| 8159399 | Antenna diversity systems for portable electronic devices Antenna diversity systems are provided for portable electronic devices that have wireless communications circuitry and environment sensors. The wireless communications circuitry may include multiple redundant antennas that operate in one or more overlapping radio-fr... | 04/17/2012 |
| 8159044 | Density transition zones for integrated circuits An integrated circuit is provided with a spiral inductor and a transition zone surrounding the spiral inductor. The transition zone may have a geometry that is substantially eight-sided or octagonal. Metal layers in the transition zone may have metal fill that is su... | 04/17/2012 |
| 8154942 | Integrated circuits with fuse programming and sensing circuitry Circuitry on an integrated circuit is provided that may be used to program fuses such as polysilicon fuses. Fuse programming may be performed using an elevated power supply voltage. Other circuitry on the integrated circuit may be powered using a standard power supp... | 04/10/2012 |
| 8154912 | Volatile memory elements with soft error upset immunity Memory elements are provided that exhibit immunity to soft error upset events when subjected to high-energy atomic particle strikes. The memory elements may each have ten transistors including two address transistors and four transistor pairs that are interconnected... | 04/10/2012 |
| 8154680 | Electronic device display structures with controlled chassis reflections A display may be based on a display unit that is mounted within a chassis. The display unit may be a liquid crystal display unit. A backlight may be used to illuminate the display unit. The backlight may include a light guide plate. Light from a light source may be ... | 04/10/2012 |
| 8152565 | Sealed connectors for portable electronic devices A portable electronic device may have a sealed connector secured within a device housing. The sealed connector may have a metal shell. A plastic contact housing may be insert molded within the shell. Conductive signal contacts may be laterally spaced in the contact ... | 04/10/2012 |
| 8145718 | Secure messaging system with personalization information Personalization images are included in email messages to combat phishing attacks in which an attacker attempts to trick a user into divulging sensitive information over the Internet. When a recipient of an email message receives a message, the recipient can visually... | 03/27/2012 |
| 8144474 | Portable computer structures Portable computer structures are provided. The portable computer structures may include connector structures. The portable computer may have a case. A portion of the connector structure may be formed by the case of the portable computer. The portable computer may ha... | 03/27/2012 |
| 8144063 | Antenna isolation for portable electronic devices Portable electronic devices are provided with wireless circuitry that includes antennas and antenna isolation elements. The antennas may include antennas that have multiple arms and that are configured to handle communications in multiple frequency bands. The antenn... | 03/27/2012 |
| 8138977 | Antennas for handheld electronic devices Handheld electronic devices are provided that contain wireless communications circuitry. The wireless communications circuitry may include antenna structures. An antenna may be located in an upper right corner of the handheld device as the handheld device is operate... | 03/20/2012 |
| 8138797 | Integrated circuits with asymmetric pass transistors Asymmetric transistors such as asymmetric pass transistors may be formed on an integrated circuit. The asymmetric transistors may have gate structures. Symmetric pocket implants may be formed in source-drains on opposing sides of each transistor gate structure. Sele... | 03/20/2012 |
| 8138791 | Stressed transistors with reduced leakage Integrated circuits with stressed transistors are provided. Stressing transistors may increase transistor threshold voltage without the need to increase channel doping. Stressing transistors may reduce total leakage currents. It may be desirable to compressively str... | 03/20/2012 |
| 8132293 | Portable computer clutch structures A portable computer is provided that has a housing. Upper and lower portions of the housing may be joined using a hinge. A clutch mechanism may be associated with the hinge. The clutch mechanism may exhibit asymmetrical friction during opening and closing of the por... | 03/13/2012 |
| 8131315 | Wireless electronic device with multimode audio amplifier An electronic device such as a handheld electronic device may include wireless communications circuitry. The wireless communications circuitry may include a radio-frequency receiver circuit or other circuitry that is sensitive to noise. Audio amplifier circuitry may... | 03/06/2012 |
| 8130790 | Digital communications system with variable-bandwidth traffic channels Electronic devices and equipment may communicate over a wired communications path. The wired communications path may include one or more wires and may be associated with a headphone cable. Data may be conveyed in the form of a digital data stream containing multiple... | 03/06/2012 |
| 8130304 | Image sensors with pixel charge summing An image sensor has an array of pixels of different colors. The pixels may be arranged in a repeating pattern of eight pixels having four rows and two columns. During charge summing operations, the first and third rows may share a floating diffusion and the second a... | 03/06/2012 |
| 8130044 | Phase-locked loop circuitry with multiple voltage-controlled oscillators Configurable phase-locked loop circuitry is provided. The phase-locked loop circuitry may include a buffer having a buffer output and a multiplexer having inputs and an output. The phase-locked loop circuitry may include multiple voltage-controlled oscillators. The ... | 03/06/2012 |
| 8125394 | Electronic device antenna with quartered rectangular cavity Antennas for electronic devices such as portable computers are provided. An antenna may be formed from a conductive cavity and an antenna probe that serves as an antenna feed. The conductive cavity may have the shape of a quartered rectangular cavity and may have fi... | 02/28/2012 |
| 8125344 | Portable computer battery indicator A portable computer may include battery indicator light structures. Battery status information in the portable computer may be presented to a user using an array of light-emitting diodes or other light emitters. Light-emitting diodes may be mounted on a printed circ... | 02/28/2012 |
| 8120411 | Charge pump with ramp rate control A charge pump circuit is provided that has a controllable ramp rate. The charge pump circuit may receive a control signal from a control circuit. The control signal may be asserted by the control circuit to turn on the charge pump circuit. When the charge pump circu... | 02/21/2012 |
| 8116703 | Wireless transmitter calibration using device receiver Portable electronic devices are provided that contain radio-frequency transceiver circuitry. Power amplifier circuitry may amplify transmitted radio-frequency signals from the radio-frequency transceiver circuitry. The power amplifier circuitry may be powered with a... | 02/14/2012 |
| 8116130 | Integrated circuits with nonvolatile memory elements Nonvolatile memory element circuitry is provided that is based on metal-oxide-semiconductor transistor structures. A nonvolatile memory element may be based on a metal-oxide-semiconductor transistor structure that has a gate, a drain, a source, and a body. During pr... | 02/14/2012 |
