Abstract: Proximity regulation systems for use with a portable cell phone and portable cell phones are disclosed. In one embodiment, the portable cell phone includes: (1) an operation mode input or circuit and (2) means for determining a transmit power level of the portable cell phone based on the operation mode input or circuit.

Abstract: The present invention, in one aspect, provides an integrated circuit that comprises a first region of transistors having gate structures with a low dopant concentration, and a second region of transistors having gate structures with a dopant concentration substantially higher than the gate structures of the first region, and wherein the transistors in the first region comprise a substantial portion of the integrated circuit. The transistors may include a resistor region located between an upper portion of the gate and the gate dielectric.

Abstract: The disclosure provides a wireless device for use in a wireless network, systems and methods for identifying radar signals and for giving the wireless network a radar-avoidance capability. In one embodiment, the wireless device includes: (1) a pulse analyzer configured to make a determination whether a received pulse is a radar pulse and not a wireless network pulse and (2) a pulse reporter coupled to the pulse analyzer and configured to generate, if the determination is positive, a report thereof for transmission over the wireless network to a central aggregation node thereof.

Abstract: A mobile communication device and a camera module are disclosed herein. In one embodiment, the mobile communication device includes: (1) a main body having attaching means for attaching a camera module, the attaching means comprising means for automatically moving the camera module from the retracted position to the exposed position employing electrical energy and (2) a camera module having complementary attaching means to the main body, such that the camera module is movable with respect to the main body from a retracted position to an exposed position, is wholly detachable from the mobile communication device and is rotatable in the exposed position about at least one axis of rotation.

Abstract: Proximity regulation systems for use with a portable cell phone and portable cell phones are disclosed. In one embodiment, a portable cell phone includes a proximity regulation system having a location sensing subsystem configured to determine a location of a portable cell phone proximate a user by determining a mode of operation of the portable cell phone. A power governing subsystem is coupled to the location sensing subsystem and configured to determine a proximity transmit power level of the portable cell phone based on the location.

Abstract: The present invention, in one aspect, provides an integrated circuit that comprises a first region of transistors having gate structures with a low dopant concentration, and a second region of transistors having gate structures with a dopant concentration substantially higher than the gate structures of the first region, and wherein the transistors in the first region comprise a substantial portion of the integrated circuit. The transistors may include a resistor region located between an upper portion of the gate and the gate dielectric.

Abstract: An acoustic modeling system and an acoustic modeling method use beam tracing techniques that accelerate computation of significant acoustic reverberation paths in a distributed virtual environment. The acoustic modeling system and method perform a priority-driven beam tracing to construct a beam tree data structure representing “early” reverberation paths between avatar locations by performing a best-first traversal of a cell adjacency graph that represents the virtual environment. To further accelerate reverberation path computations, the acoustic modeling system and method according to one embodiment perform a bi-directional beam tracing algorithm that combines sets of beams traced from pairs of avatar locations to efficiently find viable acoustic reverberation paths.

Abstract: A mobile communication device having a camera module and a method of operating a mobile communication device having a camera module. In one embodiment, the mobile communication device includes: (1) a main body and (2) a camera module, coupled to the main body and configured for movement with respect thereto between a retracted position and an exposed position and rotatable in the exposed position about at least one axis of rotation.

Abstract: A mobile communication device and a method of controlling the same to enable a children's safe mode. In one embodiment, the mobile communication device has a user input device, a user output device, a storage device configured to store digital data and a transceiver configured to communicate with a second communication device. The mobile communication device includes a user-activatable children's safe operating mode in which the mobile communication device is configured to: (a) inhibit user-activation of the transceiver, (b) inhibit user-alteration of user-defined data stored in the storage device and (c) cause the output device to provide pre-defined output data retrieved from the storage device in response to user input provided via the user input device.

Abstract: A mobile communication device and a method of memory management for the same. In one embodiment, the mobile communication device includes: (1) a camera, (2) a memory unit coupled to the camera and configured to store captured image data and (3) a transmitter coupled to the memory unit and configured to transmit captured image data via a wireless network to a receiving device, the mobile communication device configured to automatically adjust available storage space on the memory unit by transmitting selected digital image data stored in the memory unit to a receiving device and deleting the selected digital image data from the memory unit.

Abstract: A multi-channel serializing/deserializing (“serdes”) receiver, a method of operating the receiver and an integrated circuit configured as a serdes receiver. In one embodiment, the receiver includes:(1) a central frequency synthesizer configured to provide both in-phase and quadrature-phase clock signals and (2) a plurality of channel-specific receivers coupled to the central frequency synthesizer. Each of the plurality of channel-specific receivers is configured to receive and deserialize a data signal and include a clock recovery circuit having a phase detector and a phase interpolator. The interpolator is configured to receive the clock signals from the central frequency synthesizer and couple the phase detector and the central frequency synthesizer.

Abstract: A circuit for, and method of, detecting a signal level on a node and a mobile telephone device incorporating the circuit or the method. In one embodiment, the circuit includes: (1) a switch coupled between a voltage source and the node, (2) a pulse generator coupled to the switch and configured to generate a pulse to control the switch and (3) a detection circuit coupled to the node and configured to detect a signal level at the node on closure of the switch.

Abstract: A mobile communication device and a camera module configured to be attached to a suitable mobile communication device. In one embodiment, the device includes: (1) a main body having a radio frequency receiver and (2) a camera module detachably coupled to the main body and having a radio frequency transmitter, the radio frequency receiver and the radio frequency transmitter configured to cooperate to establish a radio frequency connection for transmitting data from the camera module to the main body.

Abstract: A mobile communication device and a method of controlling mobile communication device settings. In one embodiment, the device includes: (1) a memory unit configured to store device settings, (2) a position indicator coupled to the memory unit and configured to determine a geographical position of the device and (3) a controller coupled to the memory unit and the position indicator and configured automatically to activate at least one of the device settings depending on the geographical position.

Abstract: Proximity regulation systems for use with a portable cell phone, a portable cell phone and a method of operating the same. In one embodiment, the proximity regulation system includes a location sensing subsystem configured to determine a location of a portable cell phone proximate a user by determining a mode of operation of the portable cell phone. A power governing subsystem is coupled to the location sensing subsystem and configured to determine a proximity transmit power level of the portable cell phone based on the location.

Abstract: A virtual segmentation system and a method of operating the same. In one embodiment, the virtual segmentation system includes a protocol data unit receiver subsystem configured to (i) receive at least a portion of a protocol data unit and (ii) store the at least a portion of the protocol data unit in at least one block, and a virtual segmentation subsystem, associated with the protocol data unit receiver subsystem, configured to perform virtual segmentation on the protocol data unit by segmenting the at least one block when retrieved without reassembling an entirety of the protocol data unit.

Abstract: The present invention provides a transceiver couplable to a communications network having a jitter control processor and method of operating the same. In one aspect of the present invention, the jitter control processor of the transceiver includes a receiver stage. The receiver stage includes: (1) a receive time error measurement system configured to generate a receive time error signal as a function of a receive clock signal experiencing jitter and a feedback signal, (2) a jitter processing circuit configured to develop a dejittered control signal as a function of the time error signal, and (3) a clock generator system configured to provide the feedback signal as a function of the dejittered control signal and a transceiver local clock signal.

Abstract: An automatic gain control (AGC) for a Satellite Digital Audio Radio Service (SDARS) receiver, a method of automatically controlling gain and a SDARS receiver incorporating the AGC or the method. In one embodiment, the AGC includes: (1) an AGC function selector configured to compare first and second time division multiplexed (TDM) power signals and a nonzero threshold and select an AGC function based thereon and (2) an AGC function applier associated with the AGC function selector and configured to apply the AGC function to the first and second TDM power signals to develop therefrom an AGC control signal.

Abstract: A coarse carrier offset adapter for determining a coarse carrier offset for application to a received satellite signal, a method of performing coarse carrier offset adjustment and a time division multiplexing (TDM) satellite receiver. In one embodiment, the adapter includes: (1) an energy estimator configured to analyze, with respect to the received satellite signal, energies in bands on either side of a baseband as displaced by a coarse carrier offset and (2) an offset adapter coupled to the energy estimator and configured to change the coarse carrier offset until the energies become substantially equal and provide the coarse carrier offset to a digital down converter for the application.

Abstract: A communication subscriber device and an audio/speaking unit adapted for use with a conventional subscriber basic unit, such as a mobile telephone. In one embodiment, the communication subscriber device includes: (1) a subscriber basic unit and (2) an audio/speaking unit, detachably interengageable with the subscriber basic unit, that provides audio and speaking functionality for the subscriber basic unit.