Abstract: A method used in a receiver includes measuring first Received Signal Strength Indications (RSSIs) in respective first communication channels, which are located in a given frequency band and which each have a first channel bandwidth. Based on the first RSSIs, second RSSIs are computed for respective second communication channels, which are located in the given frequency band and which each have a second channel bandwidth that is larger than the first channel bandwidth. At least one of the first and second communication channels over which to receive signals at the receiver are selected using the first and second RSSIs.

Abstract: A method for communication includes defining a signal constellation including multiple constellation points in a signal space, such that each constellation point corresponds to a signal representing a respective combination of values of at least three bits, wherein three or more subsets of the bits in each of the constellation points are respectively allocated to three or more data streams. A sequence of signals is received, each signal selected from the signal constellation. The received sequence of the signals is demodulated, and one of the three or more data streams is reconstructed based on the demodulated signals.

Abstract: A search receiver in a mobile communicator uses an adaptable search window to search for one or more base stations.

Abstract: A method includes holding in a memory of a receiver, for each temperature in a range of temperatures, a respective first parameter indicative of a frequency error of a crystal oscillator in the receiver at the temperature, and a respective second parameter indicative of an uncertainty of the first parameter. An operating temperature of the crystal oscillator is measured. One or more frequencies, for initial acquisition of signals from a transmitter, are selected based on the first and second parameters corresponding to the measured operating temperature. The receiver is tuned to receive the signals from the transmitter on at least one of the selected frequencies.

Abstract: A method in a receiver includes receiving from a transmitter an instruction to check for messages from the transmitter at intervals having a specified time period. A frequency error of the receiver relative to the transmitter is estimated at the receiver, and an actual time period that does not exceed the specified time period is selected based on the estimated frequency error. The receiver is activated periodically according to the selected actual time period so as to reset the frequency error.

Abstract: A method used in a receiver includes measuring first Received Signal Strength Indications (RSSIs) in respective first communication channels, which are located in a given frequency band and which each have a first channel bandwidth. Based on the first RSSIs, second RSSIs are computed for respective second communication channels, which are located in the given frequency band and which each have a second channel bandwidth that is larger than the first channel bandwidth. At least one of the first and second communication channels over which to receive signals at the receiver are selected using the first and second RSSIs.

Abstract: A method used in a receiver includes measuring first Received Signal Strength Indications (RSSIs) in respective first communication channels, which are located in a given frequency band and which each have a first channel bandwidth. Based on the first RSSIs, second RSSIs are computed for respective second communication channels, which are located in the given frequency band and which each have a second channel bandwidth that is larger than the first channel bandwidth. At least one of the first and second communication channels over which to receive signals at the receiver are selected using the first and second RSSIs.

Abstract: Briefly, a method to transmit over an uplink channel a training signal having a power level which varies according to a parameter related to downlink channel characteristics is provided. Communication system that includes communication devices to transmit and receive the training signal is further provided.

Abstract: A method includes transmitting downlink signals to at least first and second mobile communication terminals over respective first and second traffic channels. Reception quality measures are obtained from the first and second mobile communication terminals for at least one of the traffic channels. Based on the reception quality measures, an expected downlink performance is estimated for simultaneous transmission to the first and second mobile communication terminals on a candidate shared traffic channel.

Abstract: A method includes assigning a communication channel for simultaneous transmission to at least first and second mobile communication terminals using a Time-Division Multiplexing (TDM) communication protocol. Upon determining that data is to be transmitted over the communication channel to both the first and the second mobile communication terminals, the data is transmitted at a first power level that is defined for transmission to the first mobile communication terminal as part of the simultaneous transmission. Upon determining that the data is to be transmitted over the communication channel only to the first mobile communication terminal, the data is transmitted at a second power level that is defined for transmission only to the first mobile communication terminal and is lower than the first power level.

Abstract: Various embodiments include wireless client device comprising an application subsystem including a processor and a storage device coupled to the processor, a communication subsystem coupled to the application subsystem, the communication subsystem including a media access control (MAC) device and a physical (PHY) device, wherein the physical device is operably coupled to the processor of the application subsystem, wherein the physical device is operable to receive a wireless signal, to analyze the wireless signal for at least one aspect of wireless performance, and to determine if the at least one aspect of wireless performance can be improved, wherein, if it is determined that the at least one aspect of wireless performance can be improved, the physical device is operable to pass the wireless signal to the processor of the application subsystem for processing of the wireless signal within the processor.

Abstract: Interference mitigation strategies are presented for use within a transmitter in a wireless system. In at least one embodiment, one or more transmit signals may be generated that are capable of suppressing common channel interference effects within an associated receiver. In other embodiments, one or more transmit signals may be generated that are capable of suppressing dedicated channel interference effects within an associated receiver.

Abstract: Briefly, a method to transmit over an uplink channel a training signal having a power level which varies according to a parameter related to downlink channel characteristics is provided. Communication system that includes communication devices to transmit and receive the training signal is further provided.

Abstract: Briefly, a wireless communication device, a wireless communication system and a method of controlling a transmission power level of a dedicated channel signal transmitted in a compress mode with an alternate scrambling code. The method includes transmitting one or more power control commands to a base station to control a transmission power of one or more frames scrambled by primary scrambling codes and prior of receiving a dedicated channel signal scrambled by alternate scrambling codes, transmitting one or more pre-alternate scrambling codes power control commands.

Abstract: A method for communication includes receiving modulated signals, which convey encoded speech. A measure of information entropy associated with the received signals is estimated. A speech encoding scheme is selected responsively to the estimated measure of the information entropy. A request to encode subsequent speech using the selected speech encoding scheme is sent to a transmitter.

Abstract: Method and system are described to determine a signal quality for nodes of a network. In one embodiment, a signal quality for nodes of a network is determined. The nodes are ranked based on the signal quality. Information from a node at a device is received; the information indicates whether the node is satisfied. In the event the node is satisfied, whether a next ranked node is satisfied is determined. In the event the node is not satisfied, network resources are allocated to the node until the node is satisfied.

Abstract: Various embodiments include wireless client device comprising an application subsystem including a processor and a storage device coupled to the processor, a communication subsystem coupled to the application subsystem, the communication subsystem including a media access control (MAC) device and a physical (PHY) device, wherein the physical device is operably coupled to the processor of the application subsystem, wherein the physical device is operable to receive a wireless signal, to analyze the wireless signal for at least one aspect of wireless performance, and to determine if the at least one aspect of wireless performance can be improved, wherein, if it is determined that the at least one aspect of wireless performance can be improved, the physical device is operable to pass the wireless signal to the processor of the application subsystem for processing of the wireless signal within the processor.

Abstract: A search receiver within a wireless communicator uses an adaptive path detection threshold. By using a continually updated path detection threshold, a communicator may be adapted to the energy of a base station. A search receiver continually updates the path detection threshold to reduce a false alarm rate and enhance the accuracy of the search detector.

Abstract: Aspects of the disclosure describe a cellular transceiver that can include multiple diversity branch receivers that receive a transmitted signal from a base station (BS). The cellular transceiver can include 1) a windup detector that can detect a low windup condition and 2) a receiver selector that can modify a number of active diversity branch receivers when the low windup condition is detected.

Abstract: Systems and methods may operate to increase the throughput of a wireless connection by passing a wireless signal from a communications subsystem to an application subsystem for physical layer processing of the wireless signal. Other embodiments include systems and methods for selectively activating a processor of an application subsystem when an improvement in wireless throughput is possible.