Abstract: A method and a mobile wireless communication device (100) capable of virtual exploration of information associated with a location of the device including a processor (110) coupled to the location determining means, a display (130) coupled to the processor, a processor executable application stored in memory (120), the application programming the processor to display information associated with the location of the mobile wireless communication device determined by the location determining means, and the application programming the processor to virtually navigate the information associated with the location of the mobile wireless communication device based on input at the user input (140).

Abstract: A multi-mode wireless communications device (100) and methods therefor, including a first transceiver having a continuous reception mode receiver coupled to a first antenna (138) and a second transceiver having a second transmitter coupled to a second antenna (140). In one mode of operation, the continuous reception mode receiver receives an uncompressed downlink signal at the same time the other receiver receives a signal. In another mode of operation, the continuous reception mode receiver receives an uncompressed downlink signal at the same time a transmitter of the second transceiver transmits a signal. In another mode of operation, a continuous reception mode transmitter of the first transceiver transmits an uplink signal at the same time the other receiver receives a signal.

Abstract: Methods and architectures for data message bit synchronization of a spread spectrum signal having a repeating sequence of pseudorandom code bits modulated with data message bits having a data bit time that is an integer number of a repeat time of the pseudorandom code bits. In one embodiment, an adjusted bit sync offset time is determined for each of a plurality of signals for which bit sync offset time is not known based on a corresponding clock error corrected propagation time for each signal, based on a known bit synch offset time and based on a clock error corrected propagation time of the signal for which bit synch offset time is known.

Abstract: Method in a communication devices, for example wireless communications handsets, having an application program with an application form into which data may be entered. In some embodiments, an application form of the application program, for example a messaging application form, is displayed (230) in response to depressing a dedicated messaging input key. In other embodiments, displayed information (210 is input to a data field of the application form, for example an address is input to an addressee field of the displayed messaging form.

Abstract: A method in an amplifier, for example, a power amplifier in a wireless transmitter, including monitoring (310) a characteristic of the amplifier during a first active interval of the first set of active intervals, storing (320) the amplifier characteristic monitored during the first active interval of the first set of active intervals, correcting (340) an open-loop control signal to the amplifier based on the stored amplifier characteristic monitored during the first active interval of the first set of active intervals, and providing (350) the corrected control signal during a second active interval of the set of first active intervals subsequent to the first active interval of the set of first active intervals.

Abstract: A battery-powered portable electronics device (100) including a switch interconnecting a battery (170) and the battery circuit (180), a battery-hibernation circuit (190) coupled to the switch, a portable electronics device power ON switch (192) coupled to a hibernation disable input of the battery-hibernation circuit, whereby the switch connects battery power to the battery circuit upon actuation of the portable electronics device power ON switch.

Abstract: A wireless communication handset and system having improved antenna performance. The system includes a handset body (300) and multiple housing portions with different antenna loading characteristics, for example different materials or shapes, interchangeably mounted on a common portion of the handset body. The handset body (300) includes electrical communications circuitry coupled to an antenna (314), which is adjacent the interchangeable housing portions. A discrete or integrally formed antenna loading feature compensates for the different antenna loading characteristics of the different housing portions to provide optimal antenna performance regardless of the housing portions mounted on the handset body.

Abstract: A multi-mode mobile wireless communications device architecture (200) including an application layer (210), a services layer (220) interfacing the applications layer, a multi-mode layer (230) interfacing the service layer, and a hardware layer (240) interfacing the multi-mode layer. The multi-mode layer includes first and second interoperable radio access technologies, for example W-CDMA UMTS and GSM/GPRS technologies.

Abstract: An electronic device, for example a handheld telephone, having an integrated joystick with a conductive contact surface disposed toward a printed circuit board (PCB). The joystick is aligned with a neutral position contact portion of the PCB when the joystick is in a neutral position. A joystick contact region of the PCB has a plurality of directional contacts disposed circumferentially around the neutral position portion, corresponding to different joystick input directions. The conductive portion of the joystick electrically interconnects a ground contact with a corresponding one of the directional switch contacts when the joystick is pivoted in a corresponding input direction.

Abstract: A system of mobile communications devices including a first electronics device (310) having a first radio module (304) removably coupled thereto, a second electronics device (320), having a second radio module (302) removably coupled thereto, the radio modules supporting common radio communications devices when both of the first and second radio modules are coupled to the same device, and the first and second radio modules supporting radio communications of the first and second devices when coupled thereto.

Abstract: A method and apparatus for character entry and more particularly Chinese character entry. The method improves the ease of entry for Chinese characters on a device that has a keypad arrangement of at least a 3×3 matrix (106). For example wireless communication devices such as radiotelephones have a keypad (108) for dialing phone numbers. Arranging the Chinese characters on the device display in a 3×3 matrix to match the at least 3×3 matrix of the keypad allows the user to quickly select from the pin yin list (104) the key on the keypad that corresponds to the desired character in the matching matrix.

Abstract: A method for locating a satellite positioning system receiver, for example, a satellite positioning system enabled wireless communications device in cellular network, including obtaining a coarse position and/or a time estimate (210), and computing a satellite positioning system based position and/or time solution (240) that is constrained by uncertainty information associated with the coarse position and/or a time estimate. The uncertainty constraints may also be used to identify erroneous measurements used to compute the position solution.

Abstract: A self configuring multiple element portable electronic device (100) and method is provided. The device comprises at least a first electronic element (104) and a second electronic element (106) and a joint (112) connecting the first electronic element and the second electronic element, with the joint allowing movement in more than one plane of the first electronic element in relation to the second electronic element, wherein the self configuring multiple element portable electronic device is capable of self configuring an operational mode based on a relative position of the first electronic element with respect to the second electronic element. The first housing has a first retaining member (1406) which is engageable to a second retaining member (1408) of the second housing. The method comprises the steps of detecting a relative position of the first electronic element relative to the second electronic element, and selecting an operational mode of the device based on the relative position.

Abstract: A plurality of wireless transceivers (114) for communicating messages to SCRs (Selective Call Radios) (116) include a radio transceiver (402, 404, 406, 408), and a processing system (412) coupled thereto. A periodic communication cycle (FIG. 9) is divided into a plurality of time slots, each time slot having a duration equal to or greater than the predetermined propagation delay of a signal transmitted between wireless transceivers. Each of the wireless transceivers is assigned to a corresponding one of the time slots. To transmit a message from a selected one of the wireless transceivers to a targeted SCR, the processing system of each of the wireless transceivers is adapted to locate the targeted SCR.

Abstract: A wireless communication device (10) includes a radio frequency transceiver (22) adapted for burst transmission responsive to a control signal in accordance with at least one communication protocol and an infrared transceiver (24) adapted for asynchronous data communication in coordination. The infrared transceiver (24) is responsive to the control signal to suspend an ongoing data communication for the duration of the burst transmission and to resume the data communication following the burst transmission. A controller (20) is coupled to each of the radio frequency communication module (22) and the infrared communication module (24), and the controller (20) is operable to generate the control signal in accordance with the at least one communication protocol.

Abstract: Methods and architectures for code phase searching spread spectrum signals having a repeating sequence of bits. The signals are searched virtually in parallel by segmenting with a divider (314) received signals by sequentially, partially correlating signal segments with a corresponding replica signal segments for a predetermined number of phase delays during a time interval not greater than that required to form the next signal segment. Multiplexors (322) and (330) provide Doppler and replica signal segments data from Doppler signal and replica signal generators (318) and (320) to corresponding multipliers (326) and (332), respectively, for multiplication with corresponding signal segments in a segment register (316). The partial correlation results for each phase delay and at each Doppler frequency are stored in corresponding memory locations in a coherent accumulation RAM (334). The signals may be searched over one or more phase delays and at one or more Doppler frequencies.

Abstract: Methods in mobile wireless communication handsets and other subscribers, including requesting presence information (210) for a predefined entity, receiving presence information regarding the presence of the predefined entity in response to the request (228), displaying a graphic presence information, and in some embodiments variable presence information, on the mobile wireless communication handset when the predefined entity is present based upon the presence information received.

Abstract: Methods for determining the location of a satellite positioning system receiver by determining an estimated location of the receiver (200), transmitting the estimated location of the receiver to a network, determining a reference altitude of the receiver at the network based upon the estimated location of the receiver (210), and determining a new location of the receiver based upon the reference altitude of the receiver (220). In some embodiments, terrain slope is determined at the estimated location for use in updating the estimated location. In some embodiments, satellite information and weighting factors used to estimate receiver location along with other parameters are utilized to update the estimated location.

Abstract: Methods in radio communications devices having a transmitter with an integral control loop, and in other integral control systems, including generating a first error signal (210) based upon an amplifier output signal and a corrected reference signal, generating a second error (220) signal based on a closed loop integral control signal applied to a control input of the amplifier and based on an integral control reference signal, and generating the corrected reference signal (230) by correcting a reference signal based upon the first and second error signals.

Abstract: A mechanism for notifying a mobile station of receipt of a packet-switched paging message in a GSM communication system. A base station controller (108) sends the packet-switched paging message to the mobile station (116) along a main dedicated control channel in response to the mobile station being capable of operating in a dual transfer mode and being currently engaged in circuit-switch voice interchange activity, resulting in a simultaneous voice and data transmission in dual transfer mode.