Abstract: In one aspect, an apparatus includes: a fast Fourier transform (FFT) engine to receive and convert a plurality of orthogonal frequency division multiplexing (OFDM) samples into a plurality of frequency carriers; a detector coupled to the FFT engine to determine a channel estimate for a first frequency carrier using a first channel estimate for the first frequency carrier and a plurality of other channel estimates, each of the plurality of other channel estimates for one of a plurality of neighboring frequency carriers within an evaluation window, and determine a log likelihood ratio (LLR) for the first frequency carrier using the channel estimate for the first frequency carrier; and a decoder coupled to the detector to decode a first OFDM symbol comprising the first frequency carrier using the LLR for the first frequency carrier.

Abstract: A system and method for testing the bandwidth of an amplifier by forcing the amplifier into an oscillation with a feedback signal. The oscillation frequency reveals the amplifier bandwidth. The system comprises an amplifier an input and an output, the amplifier output providing an amplifier output signal. A feedback system is configured to receive the amplifier output signal, process an amplifier output signal to create a feedback signal, provide the feedback signal to the amplifier input. Also part of this system is a frequency divider having an input connected to the amplifier output. The frequency divider is configured to reduce the frequency of the amplifier output signal to create a reduced frequency signal and provide the reduced frequency signal to test equipment which is configured to measure the frequency of the reduced frequency signal.

Abstract: An integrated cinema amplifier comprises a power supply stage that distributes power over a plurality of channels for rendering immersive audio content in a surround sound listening environment. The amplifier automatically detects maximum and net power availability and requirements based on audio content by decoding audio metadata and dynamically adjusts gains to each channel or sets of channels based on content and operational/environmental conditions. A power supply stage provides power to drive a plurality of channels corresponding to speaker feeds to a plurality of speakers. The amplifier has a front panel having an LED array with each LED associated with a respective channel or group of channels of the multi-channel amplifier, and a control unit configured to light the LEDs according to display patterns based on operating status or error conditions of the amplifier.

Abstract: An integrated cinema amplifier comprises a power supply stage that distributes power over a plurality of channels for rendering immersive audio content in a surround sound listening environment. The amplifier automatically detects maximum and net power availability and requirements based on audio content by decoding audio metadata and dynamically adjusts gains to each channel or sets of channels based on content and operational/environmental conditions. A power supply stage provides power to drive a plurality of channels corresponding to speaker feeds to a plurality of speakers. The amplifier has a front panel having an LED array with each LED associated with a respective channel or group of channels of the multi-channel amplifier, and a control unit configured to light the LEDs according to display patterns based on operating status or error conditions of the amplifier.

Abstract: Disclosed is an over-the-air (OTA) antenna meter application (“meter app”) that wirelessly connects to an OTA antenna meter (“meter”) installed with an OTA antenna and presents information that facilitates a user in installing the OTA antenna at the premises of a customer. For example, the meter app can help the user in pointing and peaking the OTA antenna for one or more broadcast channels, e.g., those selected by the customer. The meter app can store installation information of the OTA antenna for various installations, which can be used in generating a recommendation of, or predicting, installation information for installing the OTA antenna at a specified address. The predicted installation information can include broadcast channels that would be available for reception at the specified address and their signal strength, a specific location of installation on the premises, or whether a pre-amplifier and/or filter is required.

Abstract: Systems and methods for evaluating link performance over a multitude of frequencies for Signal-to-Noise Ratio (SNR) optimization and mitigating interference. The methods comprise: communicating, from a first communication device, a first signal over a given channel in a given frequency band; receiving, by the first communication device, spectral power measurements and a Signal-to-Total Power Ratio (STPR) estimate determined based on a second signal including the first signal combined with at least one of noise and one or more interference signals (the STPR estimate accounts for the receiver performance including chip rate processing gain and/or the performance of an interference cancellation circuit used to remove the interference signals from the second signal); and determining, by the first communication device, a predicted Signal-to-Noise Ratio (SNR) condition for a plurality of frequencies within the given frequency band using the STPR estimate and the spectral power measurements.

Abstract: Described are portable sensor fusion broadcast systems and devices including a communications module, a sensor fusion module, and a broadcast module.

Abstract: An integrated cinema amplifier comprises a power supply stage that distributes power over a plurality of channels for rendering immersive audio content in a surround sound listening environment. The amplifier automatically detects maximum and net power availability and requirements based on audio content by decoding audio metadata and dynamically adjusts gains to each channel or sets of channels based on content and operational/environmental conditions. A power supply stage provides power to drive a plurality of channels corresponding to speaker feeds to a plurality of speakers. The amplifier has a front panel having an LED array with each LED associated with a respective channel or group of channels of the multi-channel amplifier, and a control unit configured to light the LEDs according to display patterns based on operating status or error conditions of the amplifier.

Abstract: A first mobile terminal testing device 1 including plurality of pseudo base station units 12-0, 12-1 operating as LTE base stations of NSA, and second mobile terminal testing device 2 operating as 5G NR base stations of NSA are provided. Each of the pseudo base station units 12-0, 12-1 is associated with the second mobile terminal testing devices 2, 2. The second mobile terminal testing device 2 generates a 5G NR control signal when testing a mobile terminal 3 which supports for NSA. The generated 5G NR control signal is transmitted to the first mobile terminal testing device 1. The first mobile terminal testing device 1 transmits the received 5G NR control signal to the mobile terminal 3 by the LTE control signal using the pseudo base station unit 12 corresponding to the second mobile terminal testing device 2 which transmits the control signal.

Abstract: A method for controlling the distortion generated by a system having at least one loudspeaker on board a vehicle, the loudspeaker being designed to receive an audio signal. The method includes measuring at least one indicator of the distortion of the at least one loudspeaker, determining an acceptable distortion threshold for each distortion indicator, which can be used to determine a maximum acceptable amplitude for each frequency in a frequency range of interest of the audio signal entering the loudspeaker system, generating an assembly comprising at least one filter, correcting the audio signal entering the loudspeaker system by applying at least one filter determined in the generating step.

Abstract: Techniques are described herein for presenting signal strength indicators on a display screen of a user equipment based on various telecommunications signals and one or more types of user experience corresponding to network performance metrics in a target geolocation of a network. The signal strength indicia can include one or more sets of signal bars. The user equipment can be equipped to measure the signal strength received. Additionally, the user equipment can analyze network performance metrics such as packet latency, throughput, packet loss, and availability based on user experience. One or more user experience types can be selected in order to compute a value that is representative of the received signal strength and the user experience data. Signal strength indicators are displayed on the display screen of the user equipment based on the measured signal strength and user experience for different forms of communication such as voice, video, and data.

Abstract: An integrated cinema amplifier comprises a power supply stage that distributes power over a plurality of channels for rendering immersive audio content in a surround sound listening environment. The amplifier automatically detects maximum and net power availability and requirements based on audio content by decoding audio metadata and dynamically adjusts gains to each channel or sets of channels based on content and operational/environmental conditions. A power supply stage provides power to drive a plurality of channels corresponding to speaker feeds to a plurality of speakers. The amplifier has a front panel having an LED array with each LED associated with a respective channel or group of channels of the multi-channel amplifier, and a control unit configured to light the LEDs according to display patterns based on operating status or error conditions of the amplifier.

Abstract: Vehicles and sound systems for vehicles are provided. In one example, the sound system includes a plurality of sound producing devices. An amplifier is in communication with the sound producing devices. The amplifier is configured to receive input channels of audio content, to map the input channels with output channels to the sound producing devices in one of stereo mode and surround sound mode, and to remap the input channels with the output channels to the sound producing devices in the other of the stereo mode and the surround sound mode.

Abstract: A radio wave environment analysis device includes: a processor which acquires radio wave environment data obtained by associating, with position information within an area including a plurality of observation points, an analysis result based on an analysis of the radio wave environment corresponding to a radio wave transmitted from at least one wireless transmitter disposed within the area; and a memory configured to store the radio wave environment data. The processor is configured to select a region that is a part of the area, extract partial radio wave environment data corresponding to the selected part, and output predetermined radio wave environment distribution data based on the extracted partial radio wave environment data on a display device.

Abstract: The present disclosure relates to a device (140) adapted for aligning a first directive antenna (101) in an alignment direction D1 towards a second antenna (102). The device is adapted to acquire measurement data regarding: ?—a first signal power (301) received from the second antenna (102) using a first effective antenna aperture (202) when the first directive antenna (101) is moved along an angular span (306) passing a desired alignment angle (307) along a certain direction (111, 112); and ?—a second signal power (302) received from the second antenna (102) using a second effective antenna aperture (203) when the first directive antenna (101) is moved along an angular span (306) passing a desired alignment angle (307) along a certain direction, the second effective antenna aperture (203) being smaller than the first effective antenna aperture (202).

Abstract: A vehicle infotainment apparatus may include an antenna configured to receive a FM broadcast signal; an RF front end configured to modulate and demodulate the FM broadcast signal; and a controller configured to determine a type of content being broadcast by processing the FM broadcast signal, determine a reference level for switching a sound mode based on the determined type of the content, determine the sound mode based on the reference level and the level of the FM broadcast signal, and control the RF front end to modulate and demodulate the FM broadcast signal based on the determined sound mode.

Abstract: Techniques are provided for implementing a portable spectrum analyzer. An example system, according to an embodiment, includes a signal analyzer including an RF receiver to receive RF signals from an antenna, an analog-to-digital converter to generate a sampled signal based on the received RF signals, and a signal analysis co-processor to perform cognitive scanning analysis of the sampled signal. The cognitive scanning analysis includes detection, identification, and characterization of digital/analog signal(s) embedded in the sampled signal. The system may further include a communications interface circuit to provide communication between the signal analyzer and an associated mobile host platform (e.g., smartphone). The communication includes transmitting results of the cognitive scanning analysis to the mobile host and receiving parameters from the mobile host to control the operation of the cognitive scanning analysis.

Abstract: An apparatus and method for generating an alert on a mobile terminal based on signal strength of the mobile terminal are provided. The method includes measuring a signal strength with which the mobile terminal communicates with a network, determining whether the measured signal strength is less than a predefined signal strength threshold, and if the measured signal strength is less than the predefined signal strength threshold, generating an alert indicating that the signal strength of the mobile terminal is low.

Abstract: According to an embodiment of the present invention, an electronic price indicator comprises: a base substrate and five mounting units formed on the base substrate. A first antenna for receiving information from a server is mounted on the first mounting unit. A first communication module connected to the first antenna is mounted on the second mounting unit. A second antenna for receiving a management signal from a management terminal is mounted on the third mounting unit. A second communication module connected to the second antenna is selectively mounted on the fourth mounting unit. The fifth mounting unit is selectively and directly connected to any one of the second antenna and the second communication module, and provided with a low frequency (LF) circuit mounted thereon to transmit an interrupt in accordance with the management signal to the first communication module.

Abstract: Exemplary embodiments of the present disclosure suggest an apparatus and method for rapidly establishing an initial connection and exchanging data among wireless devices in a wireless communication system. According to the exemplary embodiments of the present disclosure, a certain wireless device for transmitting data may discover neighboring wireless devices and display locations of the discovered wireless devices as information in the form of a map. Then, a user can easily select a wireless device to transmit data to based on the information which is displayed in the form of the map as described above, and transmit desired data to the selected wireless device.

Abstract: In one embodiment, a method comprising during a first calibration instance, converting at a first transconductance stage a first output voltage from a power amplifier of a transceiver to a first set of current signals; and during a second calibration instance not overlapping the first calibration instance, converting at a second transconductance stage a second output voltage from the power amplifier to a second set of current signals.

Abstract: An input device provides control information to a host device and including a plurality of keys, a division module and a control module is disclosed. When an object presses a specific key, the specific key generates a resistance value according to a force applied by the object. The division module receives the resistance value and generates a voltage level according to the resistance value and a first level. The control module generates the control information according to the voltage level. The host device executes a function corresponding to the specific key according to the control information.

Abstract: Configurability and controllability over the initiation of automatic docking for a portable device seeking to dock wirelessly with a docking station in a wireless docking system environment are achieved by the method and system disclosed herein. The portable device detects the docking station in the wireless docking environment. When the docking station is detected, a communication path is established between the portable device and the docking station. A received signal characteristic level is measured for a received signal. The received signal characteristic level is compared to a determined threshold so that, at least when the received signal level exceeds the determined threshold, docking the portable device to the docking station is able to be completed.

Abstract: To provide a signal analysis apparatus and a signal analysis method which can expand a dynamic range. A spectrum analyzer 1 includes a frequency conversion unit 10 that includes an S-ATT 11 which adjusts the level of an analog input signal and converts the input signal into a predetermined intermediate frequency signal, a V-ATT 21 that adjusts the level of an output signal from the frequency conversion unit 10, an ADC 23 that converts an output signal from the V-ATT 21 into a digital signal, an f-response correction filter 24 that corrects the frequency response of an output signal from the ADC 23, and a noise floor level subtraction unit 25 that subtracts the noise level of the ADC 23 from a noise floor level indicating an overall noise level of the S-ATT 11 to the f-response correction filter 24 in a predetermined frequency band.

Abstract: A measure of signal strength is determined based on a signal received within a communication network. For example, a communication device, such as a mobile telephone, may determine the measure of signal strength within the communication network. A reception status is determined based on the measure of signal strength. A color of a skin of a communication device is caused to change from a first color to a second color, based on the reception status.

Abstract: Mobile phone handsets include a CMOS front end configured for operating across multiple transmit and receive frequencies. The front end typically includes multiple receivers, each covering a different band allocated for cellular service, and requires large, expensive and power-intensive A/D converters and DSPs. Front-end circuits disclosed herein operate with a broadband software-defined radio (SDR), and include a receive Low Noise Amplifier (LNA), transmit Power Amplifier (PA), and an antenna matching network. The front-end provides broadband operation using relatively low power, and minimizes noise in the received signal.

Abstract: There is provided a radio communication device including a radio receiving unit to receive a radio signals, a synchronization unit to detect synchronization based on a result of a correlation for received signals output from the radio receiving unit, and a signal strength output unit to output, as signal strength of the received signals that is RSSI (Received Signal Strength Indicator) value, a level of a correlation signal that is output as a result of the correlation by the synchronization unit.

Abstract: A channel quality determining circuit includes a receiving circuit and a determining circuit. The receiving circuit is used for receiving a header of at least one packet transmitted in a signal transmitting channel. The determining circuit is coupled to the receiving circuit, and used for determining if a channel quality of the signal transmitting channel satisfies a predetermined quality standard according to the header of at least one packet.

Abstract: Systems, methods, and apparatus are provided for automated identification of baseline data and changes in state in a wireless communications spectrum, by identifying sources of signal emission in the spectrum by automatically detecting signals, analyzing signals, comparing signal data to historical and reference data, creating corresponding signal profiles, and determining information about the baseline data and changes in state based upon the measured and analyzed data in near real time, which is stored on each apparatus or device units and/or on a remote server computer that aggregates data from each of the units, wherein the data is accessible via remote computer devices.

Abstract: Aspects of a method and system for a wireless integrated power test and measurement are provided. In this regard, concurrently with receiving a first signal via a first antenna, a second signal that indicates received signal strength of the first signal may be generated and transmitted via a second antenna. The second signal may be utilized to determine performance of the first antenna. A frequency of the generated second signal may be controlled so as to mitigate interference between the transmitted second signal and the received first signal. The first signal may be formatted in accordance with one or more first wireless standards and the second signal may be formatted in accordance with one or more second wireless standards. The received signal strength of the first signal may be determined via an analog-to-digital converter and the second signal may be updated at the sample rate of the analog-to-digital converter.

Abstract: An exemplary method comprises positioning a first antenna to receive a first signal from a second antenna, the second antenna comprising energy absorbing material that functions to expand beamwidth, receiving the first signal from the second antenna, detecting a plurality of gains based on the first signal, repositioning the first antenna relative to the second antenna to a position associated with an acceptable gain based on the first signal, removing at least some of the energy absorbing material from the second antenna to narrow the beamwidth of the second antenna, receiving, by the first antenna, a second signal from the second antenna, detecting a plurality of gains based on the second signal, and repositioning the first antenna relative to the second antenna to a position associated with an increased gain of the plurality of gains based on the second signal, the increased gain being greater than the acceptable gain.

Abstract: A method and apparatus to identify channels in a communications network are described. The method may comprise receiving communications on a plurality of communication channels including at least a first communication channel and a second communication channel. The method identifies when a channel change occurs from the first communication channel to the second communication channel. An audio identifier associated with the second communication channel is then included in an audio stream communicated via the second communication channel.

Abstract: A method for identifying EMI sources in a system having a plurality of electrical components connected together by cables wherein each set of two electrical components connected by a cable forms a potential EMI source. A plurality of antennas are positioned around the vehicle and the EMI from each antenna is measured over a plurality of frequencies and the frequencies having an EMI greater than a predetermined threshold and a measurement profile of the received EMI versus the antennas for each of the identified frequencies is created. EMI reception is then simulated for each potential EMI source and a simulation profile of the received EMI versus the antennas is plotted for each potential EMI source. The actual source of the EMI is then identified by comparing the measurement profile with the simulation profile for the potential EMI sources at each frequency to determine a match of the profiles.

Abstract: A radio communication device may be provided. The radio communication device may include: a receiver configured to receive data using an antenna on a first carrier and a second carrier; an operation mode determination circuit configured to determine an active antenna operation mode based on information of the first carrier and information of the second carrier; and an antenna controller configured to control the antenna to operate in the determined active antenna operation mode.

Abstract: Techniques for recovering a desired transmission in the presence of interfering transmissions are described. For successive equalization and cancellation (SEC), equalization is performed on a received signal to obtain an equalized signal for a first set of code channels. The first set may include all code channels for one sector, a subset of all code channels for one sector, multiple code channels for multiple sectors, etc. Data detection is then performed on the equalized signal to obtain a detected signal for the first set of code channels. A signal for the first set of code channels is reconstructed based on the detected signal. The reconstructed signal for the first set of code channels is then canceled from the received signal. Equalization, data detection, reconstruction, and cancellation are performed for at least one additional set of code channels in similar manner.

Abstract: Performing spectral analysis may include, for each of multiple acquisitions: a receiving a plurality of time-domain samples, cross-power spectrum analyzing first and second portions of the plurality of samples resulting in cross-power spectra, and accumulating a vector sum of the cross-power spectra including any cross-power spectra from previous acquisitions. Performing spectral analysis may also include calculating a vector average based on the accumulated vector sum and quantity of acquisitions. Performing spectral analysis may also include displaying the magnitude of the vector average.

Abstract: A process of estimating an admittance of an RF component using a ladder network with alternating series and parallel components by making three VSWR measurements and computing three admittance circle solutions in the complex admittance plane. The admittances circles are transformed through reference planes of the ladder network to obtain three RF component admittance circles, then estimating the RF component admittance using three nearest intersections of the three RF component admittance circles. Reference planes are defined immediately upstream and immediately downstream of each component of the ladder network. The transforms are performed using lumped parameter models of the series and parallel components of the ladder network.

Abstract: The wireless device includes: a frequency setting unit which sets a frequency; a first frequency display unit which displays the set frequency as a set-up frequency in numbers; and a second frequency display unit which draws at least one predetermined frequency range, centering the set-up frequency, on a scale having a fan shape by interlocking the at least one predetermined frequency range with the setting of the frequency performed by the frequency setting unit. Here, the scale is rotated about a virtual center point having the fan shape of the scale, and a center of the scale is shown to always correspond to the set-up frequency.

Abstract: An apparatus (10) is disclosed for controlling a digitally controlled attenuator (30). The apparatus includes a programmable logic device (38), to control both the final value of attenuation and the rate of change of attenuation from the initial attenuation value in the attenuator (30) to the final value of attenuation. The apparatus forms a digital stair case ramp and steps the attenuator in such fine granular steps as to form essentially a continuously variable attenuator. Both the final value of attenuation and the rate of change of attenuation can be selected by the operator on the control panel (20) with attenuation select switches (22) and rate select switch (26). Alternatively, the attenuation can be input with an attenuation control knob (28). A digital display (24) displays the attenuation. The apparatus (10) can be remotely controlled with a GPIB or other remote control.

Abstract: To provide a mobile communication terminal test device and a mobile communication terminal test method capable of displaying the theoretical value of a packet transmission rate. A mobile communication terminal test device 1 includes a pseudo base station device 10 that is connected between a mobile communication terminal 5, which is a test target, and a virtual connection device 20, a table storage device 30 that stores various tables, a parameter input unit 50 that inputs information about TM, MCS, and NRB, a TBS acquiring unit 41 that acquires TBS on the basis of the input information and various tables stored in the table storage device 30, a packet transmission rate calculating unit 43 that calculates the theoretical value of the packet transmission rate from TBS, and a display unit 93 that displays the theoretical value of the packet transmission rate.

Abstract: Techniques are provided herein for improving multiple-input multiple-output (MIMO) wireless communications, and in particular to dynamically determining when to switch MIMO transmission modes on a communication link between two devices that are capable of supporting multiple MIMO transmission modes. A base station receives from a client device one or more signals containing information representing a first signal-to-noise ratio (SNR) measurement and a second SNR measurement made by the client device. The first SNR measurement is associated with a first MIMO transmission mode and the second SNR measurement is associated with a second MIMO transmission mode. The base station computes a MIMO channel quality indicator from the first SNR measurement and the second SNR measurement, and evaluates the MIMO channel quality indicator to determine whether to switch MIMO transmission modes for transmissions to the client device.

Abstract: An electromagnetic signal receiver and methods for determining the noise level and signal power in a signal of interest while the receiver is operating. In some embodiments, the signal of interest is a GPS signal. The receiver includes a noise source that provides a noise signal of known power during intervals while the signal of interest is observed. By measuring a signal-to-noise ratio for the signal of interest and the noise power in the signal of interest, the noise level and signal power of the signal of interest can be computed. Various methods of making the measurements and computing the power of the signal of interest are described. Applications of the system and method are described.

Abstract: A satellite signal reception device has a reception unit that receives a satellite signal transmitted from a positioning information satellite, a reception state display device for displaying the satellite signal reception state, a reception state evaluation unit that determines the reception condition of the satellite signal received by the reception unit, and a display controller that controls the reception state display device to display the reception condition determined by the reception state evaluation unit. The reception state evaluation unit determines the level of the reception condition based on the number of positioning information satellites from which satellite signals are received and the signal level of each received signal, and the display controller controls the mechanical drive unit based on the reception level determining by the reception state evaluation unit to display the reception level using the time display device that displays the time.

Abstract: Described herein are systems, methods and apparatus for identifying signal degradation in a receiver. A process for identifying signal degradation includes determining a first signal strength of a signal received by the receiving device at a first time and determining a second signal strength of the received signal at a second time. The process further includes calculating a signal strength difference between the first signal strength and the second signal strength and determining whether the signal strength difference is greater than a first decision value. The process further includes outputting for presentation a message responsive to determining that the signal strength difference is greater than the first decision value, the message indicating to a user the degradation of the signal.

Abstract: A method for testing a software-defined radio (SDR) device is provided. The method includes configuring the SDR device for a first standard. A first test is performed on the SDR device under the first standard. Test data for the first test is received from the SDR device. A switching time for configuring the SDR device for the first standard is determined based on the test data for the first test.

Abstract: Embodiments of the present invention provide a system, apparatus and method for an audible indicator of a quality of a received digital radio transmission. After receiving a digital radio transmission in a digital radio receiver, the quality of the received digital radio transmission is detected. Then an audible communication from the received digital radio transmission is decoded. Then an audible indicator is superimposed onto the audible communication, to form a composite audible signal. Finally, an amplitude of the audible indicator is dynamically adjusted relative to an amplitude of the audible communication, responsive to a quality of the received digital radio transmission.

Abstract: Radio messages may be transmitted by endpoints delivering utility consumption data. A portable unit may traverse a route among the endpoints and obtain the consumption data. If the endpoints are sufficiently grouped, communication between the portable unit and a plurality of endpoints may be possible in a same power cycle to a radio of the portable unit while the portable unit is at a single location. In a two-way communication environment, the portable unit may send commands to a plurality of endpoints during a single power cycle, which may result in responses from the plurality of endpoints during the same power cycle. Such communications may be performed with endpoints that are ahead of a current endpoint on the route being traversed, and may constitute read-ahead data. Read-ahead data reduces power cycles to the radio, because when the portable unit reaches an endpoint on the route whose data has previously been read, a power cycle is not required.

Abstract: A mobile wireless communications device may include a portable housing, a circuit board carried by the portable housing, a wireless communications circuit carried by the circuit board, and an audio circuit carried by the circuit board. The mobile wireless communications device may further include an antenna assembly including an antenna carrier frame coupled to the circuit board and defining a cavity therein, and an antenna element carried on the antenna carrier frame and having a plurality of spaced apart signal feed points coupled to the wireless communications circuit. In addition, an audio transducer may be carried within the cavity of the antenna carrier frame and coupled to the audio circuit.

Abstract: A wireless communication device communicates with a data network in response to data access operations generated by a plurality of applications operating within the wireless communication device. The wireless communication device displays a plurality of framed icons based on icons individually associated with each of the applications and monitors the applications to determine a frequency and data throughput for the data access operations on a per-application basis. The wireless communication device processes the frequency to select numeric indicators on a per-application basis, processes the data throughput to select frame colors on a per-application basis, and directs the wireless communication device to display the framed icons with the selected frame colors and with bubbles having the numeric indicators.

Abstract: Disclosed are methods and apparatus for predicting a channel quality indicator in a communication system, and in particular a delayed receiver. A disclosed method for determining the predictive channel quality indicator for a delayed receiver includes determining at least one channel quality indicator from a non-delayed receiver. The method also includes determining another channel quality indicator from the delayed receiver, and then calculating the predictive channel quality indicator for the delayed receiver through a function of the channel quality indicators from the non-delayed receiver and the channel quality indicator from the delayed receiver. Corresponding apparatus are also disclosed.