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Antenna radiator assembly and radio communications device
A radio communications device (100) having an antenna radiator assembly (19) has radio frequency communications circuitry (2), a ground plane (40), a radio...
Programmable skew clock signal generator selecting one of a plurality of
delayed reference clock signals in...
A programmable skew clock signal generator has a frequency generator circuit (104) consistent with the invention produces an output signal F.sub..phi.0 from a...
Portable communication device used as an accessory for a mobile
In one embodiment, a two-way radio console (600) and a portable communication device (100) comprise a mobile communication system in accordance with the present...
Communications receivers and methods therefor
A method in a radio communication device having a receiver receiving a wideband signal in the presence of narrowband blockers method in direct conversion and...
Filter bank and receiver for processing continuous phase modulated signals
A filter bank (10) and receiver including the filter bank (10) that is designed for processing a baseband signal of a received continuous phase modulated signal...
Method and apparatus for synchronizing an OFDM signal
An apparatus (300) for and method of synchronizing OFDM signals utilizes a single baud to provide synchronization in time, frequency, and per-subcarrier rotation...
Controlling transmit duty cycle by position of cover
A battery powered, portable, wireless communications transceiver device (10), has a housing (11) including a first portion (12) and a second portion (14). The...
Method and apparatus for aggregation of wireless resources of proximal
wireless units to facilitate diversity...
A group of independent wireless apparatus (106a-106n) in a wireless local area network are identified and coordinated (aggregated) using the short-range wireless...
Disposable device with removable radio module
A method and apparatus for a disposable mobile communication device having a destructively removable radio module. The mobile communication device can include a...
Multi-mode mobile communications device with continuous mode transceiver
and methods therefor
A multi-mode wireless communications device (100) and methods therefor, including a first transceiver having a continuous reception mode receiver coupled to a...
Mobile location explorer and methods therefor
A method and a mobile wireless communication device (100) capable of virtual exploration of information associated with a location of the device including a...
Receiver and method for determining an intermediate frequency in a wireless
A receiver for a wireless communication device is disclosed. The receiver comprises a plurality of frequency tines coupled to receive an intermediate frequency...
Linear minimum mean square error equalization with interference
cancellation for mobile communication forward...
The present invention provides linear MMSE equalization with parallel interference cancellation for symbol determination in a forward link of a CDMA...
Dual mode display
A dual mode display (100) includes a monochrome reflective direct view display (110) and a full color virtual display (150) located behind the monochrome...
Battery charging status indication circuit
This invention includes a circuit for displaying charge status to a user. The circuit includes circuitry for comparing a supply or reference voltage to a cell...
Rechargeable battery pack
Method and device for choosing a system selection algorithm that is
A wireless communications unit 200, and corresponding method within, is arranged and constructed for choosing a system selection algorithm that is used for...
Multiple mode RF communication device
A multiple mode RF communication device (100), such as a transmitter, receiver or transceiver, has a first RF communication resource (102, 122) that communicates...
Method and apparatus for improving perceived signal quality of transmitted
information in a full duplex...
A full duplex wireless communication system (100) one or more wireless communication devices (101) and fixed infrastructure equipment that includes at least a...
Charger for a communication device
Method and apparatus for verifying the integrity of control module
A control module (100) includes a first signal processing unit (102) that is coupled to a second signal processing unit (114) by a control bus (130), an address...
Method and apparatus for limiting a transmission in a dispatch system
A controller 103 for a dispatch communications system 100 that is arranged and constructed for limiting a transmission in the dispatch communications system,...
Method and apparatus for automatically tracking location of a wireless
A wireless communication system (100) employs a method (700) and apparatus for automatically tracking locations of wireless communication devices (102, 104, 106)...
Wireless receiver with stacked, single chip architecture
A monolithic wireless receiver suitable for use in a global positioning system (GPS) or other radio frequency (RF) application suitably includes a mixed-mode...
Method and system for adapting a training period in a turbo decoding device
A method of processing an information sequence with a decoder is provided. A window within the information sequence is selected. A training period is calculated...
Portable electronic device including an acoustic chamber
An electronic device. The electronic device can include a frame including at least one aperture, the frame having a first side and a second side, an audio source...
Monolithic bridge capacitor
According to the most preferred embodiments of the present invention, at least one of the two plates of a capacitor is formed in at least two different layers of...
Speech recognition by dynamical noise model adaptation
The invention provides a Hidden Markov Model (132) based automated speech recognition system (100) that dynamically adapts to changing background noise by...
Interference reduction within a communication system
When polled, a remote unit (113) provides a radio access network (RAN 101) with an acknowledgment message. The acknowledgment message contains information such...
Power amplifier module assembly
A power amplifier module assembly (100) includes a PA module (102) having a flange (104) and a mounting bracket (106) coupled thereto. A thermally conductive pad...
Semiconductor component having first surface area for electrically coupling
to a semiconductor chip and second...
A semiconductor component for electrical coupling to a substrate (230) includes: a semiconductor chip (110); a non-leaded leadframe (120) including a plurality...
Appending signature to size limited message
A messaging device (100) has a keyboard, keypad or other input device (150) that receives entry of a message. A processor (110), upon receipt of a command from...
Method for improving accuracy of a velocity model
A first velocity model for a first object (190) and a second velocity model for a second object (195) are established. A spatial relationship between the first...
Variable delta voltage tracking regulator and method therefor
A telematics communication system (100) receives an input supply voltage (Vin) (122) from a battery (102) charged by an alternator (101) in an automotive...
Method and apparatus for reducing echo feedback in a communication system
A method and apparatus for reducing echo feedback in a wireless communication system (10) is accomplished when a receiving communication unit (24) senses a...
User interface for a portable electronic device
The present invention is a user interface (120) for an ideographic character input device (100) comprising three rows (148, 150, 152) of adjacent input keys. A...
Method of optimizing the transmission of data in a wireless communication
A method of optimizing the transmission of data in a wireless communication network is disclosed. The method comprises the steps of acquiring a first ...
Communication device having illuminated audio indicator
A radio (100) provides multiple audio modes of operation, such as a cellular and dispatch modes. Illumination devices (108, 110) are located near the radio's...
Least mean power consumption in telecommunications systems
A programmable access point (110) has a line driver (201), sensors (202), comparator and control logic (203), a power supply (206), and a backup power supply...
Slot format and acknowledgement method for a wireless communication system
A slot format and acknowledgment method for use in a communication network that contains one or more wireless links. The slot format provides for the segmenting...
Method for optimizing forward link data transmission rates in
spread-spectrum communications systems
An apparatus and method that optimizes the data rate for forward link data transmissions in a spread-spectrum communications system 106 is provided. The...
Establishing connections between terminal equipment and a mobile terminal
A method (500, 600), and apparatus (110, 120) is provided for establishing a connection (111) between a terminal equipment TE (110) and mobile terminal MT (120)....
Method of optimizing a network
An optimized network (300), includes providing a switch card topology (350) having a plurality of switching elements (305), where the plurality of switching...
Method for reducing analog facsimile call duration over CDMA
Analog facsimile transmission message time can be significantly reduced over a CDMA network by preemptively sending a preamble message indicator (PMI) without...
Time determination in satellite positioning system receivers and methods
Method in a Global Positioning System (GPS) receivers, including determining pseudorange (PNR) measurements for at least four satellites (210), determining a...
Method for radio access bearer reconfiguration in a communications system
A method for Radio Network Controller (RNC) initiated Radio Access Bearer (RAB) negotiation or renegotiation/reconfiguration in a communication system that...
Selective networking method for mobile ad hoc networks
A method of selecting one or more active slave wireless devices from a plurality of active/parked slave wireless devices is implemented by a master wireless...
Reduced crossmodulation operation of a multimode communication device
A method to reduce crossmodulation in a multimode radio communication device with a transmitter, a receiver, and a second receiver (400) that operates in a...