Abstract: In order to mount a mobile phone in a test device, the current between the battery unit and the phone unit is fed through a switch unit. The switch unit contains at least one switch for interrupting the current, e.g. for resetting the mobile phone after malfunction.

Abstract: A method and system are provided that examine incoming and outgoing TTY transmissions to determine an identifier for distinguishing between correspondents in a TTY call. The system may utilize existing contact information associated wit an incoming call to provide context to a user for accepting incoming calls and during conversations and may apply various display settings. For TTY users, the additional context simplifies the ability to conduct critical reasoning, especially those with cognitive impairments. In particular, a picture from the user's address book is provided to assist in identifying the caller. The other display settings may include modified font styles, colors, multi-line display etc. to differentiate between incoming and outgoing messages.

Abstract: A system comprises a mobile device configured to facilitate communications with a network. The system may further comprise a plurality of various data services, an identification service and an aggregation service. The mobile device identifies a subject and initiates a search for the subject, searching at least one of the data services. The mobile device then provides a summary of the data to the user via the user interface on the mobile device.

Abstract: A method and a system for determining the dependence between several device-parameter values in each case of at least one device parameter of a mobile telephone (31, 32, . . . , 3m, 3n) and at least one signal parameter of a signal transmitted and/or received by the mobile telephone (31, 32, . . . , 3m, 3n) adjusts several device-parameter values within a mobile telephone (31, 32, . . . , 3m, 3n) of at least one device parameter of the respective mobile telephone (31, 32, . . . , 3m, 3n) for a given number of frequencies of the respectively transmitted and/or received signal, and measures the associated signal parameters of a signal transmitted and/or received by the respective mobile telephone (31, 32, . . . , 3m, 3n). All of the frequencies and the device-parameter values of at least one device parameter respectively associated with every frequency are present in the respective mobile telephone (31, 32, . . . , 3m, 3n) at the start of the measurements.

Abstract: In an embodiment, a radio device is provided. The radio device may include a signal transmitter configured to transmit a plurality of signals, the signals being transmitted with different intensities; a response receiver configured to receive a response message to one of the transmitted signals from a radio communication device having received the respective transmitted signal of the plurality of transmitted signals, the response message identifying the received message; and a assessment circuit configured to assess the reachability of the radio communication device from the radio device based on the intensity of the signal to which the radio communication device has responded.

Abstract: A mobile terminal and method for communicating through an optimum communication protocol selected from among a plurality of communication protocols. The mobile terminal includes a communication unit which communicates with a counterpart mobile terminal by a plurality of communication protocols in a network; a signal processor which processes a signal transmitted from or received by the communication unit; a display unit which displays thereon a processed signal; and a controller which controls the communication unit to communicate with the counterpart mobile terminal by an optimum communication protocol among the plurality of communication protocols.

Abstract: Multiple embodiments of systems for testing the delivery of satellite and cable television signals are described.

Abstract: A radio wave receiver that receives two different sets of radio waves and displays intensity of the received radio waves. First and second radio wave processing portions receive respective radio waves and output various kinds of information, such as video information and audio information. A switching portion receives output signals from the first and second radio wave processing portions, and switches the output signals according to a switching instruction of a controller to supply the output signals to a display portion and a speaker. The controller causes the intensities of the received radio waves in respective tuners of the first and second radio wave processing portions to be displayed simultaneously or in a switching manner based on a user's operation irrespective of which tuner's received radio waves are being processed.

Abstract: In a data acquisition system of ADC system, a log amplifier is provided at the pre-stage of an A/D converter, a signal amplified by the log amplifier having a nonlinear input-output characteristic is A/D-converted, and an adding operation of data is performed while reconverting a voltage value data which is converted to a nonlinear characteristic to data with a linear scale according to a table memory for reverse-log conversion. A known voltage value is inputted into the log amplifier to perform measurement, and calibration of the table memory is performed by storing the voltage value and the voltage value data after A/D-converted.

Abstract: A wireless terminal is disclosed that interfaces a radio on a radio card to a wireless terminal with a single two-lead cable that is capable of carrying both: (1) RF signals from the radio card to an antenna on a wireless terminal, and (2) radio status signaling from the radio card to a display on the wireless terminal. The wireless terminal comprises (1) an antenna, (2) a first visual indicator that indicates to a user of the wireless terminal when a radio is transmitting, and (3) a signal lead for carrying an RF signal from the radio to the antenna and for carrying a first baseband signal from the radio to the first visual indicator.

Abstract: Power measurements of a signal having a changing frequency are corrected by acquiring samples of the signal, matching the samples of the signal to a sequence of frequencies indexed to correction transforms, and applying the correction transforms to the samples of the signal. Additionally, an apparatus corrects power measurements of a signal having a changing frequency and includes an acquisition block for acquiring samples of the signal, a sequence controller for matching the samples of the signal to a sequence of frequencies indexed to correction transforms and a correction block for applying the correction transforms to the samples of the signal.

Abstract: A method for detecting a channel condition for a wireless communication device is provided. The method includes measuring a plurality of power levels as received by the wireless communication device; determining a metric based on the plurality of power level measurements; and generating a high-speed fading indication signal based on the metric. An apparatus for performing the method is also disclosed herein.

Abstract: An approach is provided for adaptively adjusting a threshold relating to a loading condition of a communication link. The threshold (e.g., rise over thermal (ROT) threshold) is adaptively adjusted the threshold based on an overshoot rate parameter that specifies number of times a target rate is exceeded and based on number of occurrences of an overshoot event.

Abstract: In one embodiments, a method includes determining a current connection status of a first wireless device with respect to one or more second wireless devices configured to communicate wirelessly by a particular wireless communication protocol. The current connection status of the first wireless device potentially being that the first wireless device has scanned for and found one or more available ones of the second wireless devices to connect wirelessly to but has not yet having established a wireless connection to any one of them or potentially being that the first wireless device is currently attempting to establish a wireless connection to one of the available ones of the second wireless devices.

Abstract: A wireless communication user terminal having a receiver for receiving a signal having mixed modulation formats, wherein the terminal measures signal power on a portion of the signal received by the terminal, determines a modulation format on the portion of the signal for which the signal power was measured, and modifies the signal power measured based on the modulation format.

Abstract: Apparatus and method for transmitting and detecting subchannel constitution scheme information in a multihop relay Broadband Wireless Access (BWA) communication system. The method includes determining a subchannel constitution scheme for fixing a start zone of BW-RS link according to channel information (e.g., channel condition information, interference, and mobility), transmitting determined subchannel constitution scheme information of the start zone using a FCH preamble, detecting physical channel signals of subchannel constitution schemes from the received FCH preamble, checking preset codes, and detecting the subchannel constitution scheme of the start zone using the detected physical channel signals of the subchannel constitution schemes and the codes. The subchannel constitution scheme of the BS-RS link can be adaptively applied based on the channel information.

Abstract: Prior to being admitted into the network, a base station establishes a set of operating parameters. Next, a search is performed to determine the presence and configuration of neighboring base stations and current network conditions. Based on the search results, an improved operating configuration is determined for the base station and the base station's operating parameters are adjusted. Once the base station is admitted to and is operating in the network, the base station continues to monitor neighboring base stations and network conditions and adjusts its operating parameters accordingly.

Abstract: What is disclosed is a user interface system for controlling a process, where the process is implemented in a machine system. The user interface system includes a user interface configured to receive user input to control the process of the machine system. The user interface system also includes a first transceiver coupled to the user interface and configured to provide user power to the user interface, where the first transceiver is configured to wirelessly receive input power from a second transceiver. The user interface system also includes a processing system configured to monitor a performance factor of the first transceiver, process the performance factor to determine when a power transfer problem exists between the second transceiver and the first transceiver, and transfer an alert in response to the power transfer problem.

Abstract: In a radio access network (e.g., a cellular network), a radio receiver is configured with a switch that alternatively couples an antenna and an impedance-matched load to the remainder of the receiver. Sector load, e.g., rise-over-thermal (ROT), is monitored by comparing a first measurement of signal power in a radio receiver (e.g., signal power output by the receiver) when the radio receiver is coupled to an antenna receiving the data traffic with a second measurement of signal power in the radio receiver when the radio receiver is de-coupled from the antenna.

Abstract: Embodiments relate to a mobile device comprising: a processor; a display responsive to the processor; a plurality of wireless communication subsystems responsive to the processor; and a memory. The memory is accessible to the processor and stores program code executable by the processor for executing a user interface application. The user interface application is configured to determine a first connection status of the mobile device with respect to a cellular network and a second connection status with respect to a wireless local area network (WLAN). The user interface application, when executed by the processor, is further configured to cause the display to display a selected combination of icons in three display fields in a banner area of the display. The combination of icons is selected from a plurality of icon combinations based on the determined first connection status and the second connection status.

Abstract: A radio wave propagation analysis result display system calculates an analysis result of radio wave propagation inside a building by subtracting a transmission loss caused by an external wall of the building from an analysis result of radio wave propagation outside the building, and displays a map capable of expressing the height, on which the calculated radio wave propagation analysis result is displayed and superimposed on the building, on a display device.

Abstract: A base station indicates to mobile stations as to whether specific offsets apply for use when measuring a signal strength of base stations in neighboring cells. Additionally, if the neighboring cells do use offsets, the present invention may indicate as to whether the neighboring cell offsets are the same as the current serving cell offset.

Abstract: Systems and methods for advanced signaling between stages of transmitters and/or receivers in a digital communication system. One or more intermediate frequency signals and one or more control signals may share the same cable. Also, systems and methods are provided for calibrating head end receiver gain to improve subscriber unit power control loop performance.

Abstract: A mobile terminal that has a display unit separable from a main unit and a method thereof are provided. The main unit includes a first separation sensor for sensing separation of the display unit; a radio frequency (RF) transmission unit for wirelessly transmitting data to be output to the display unit by radio; and a main unit controller for setting a path of the data to be output to the display unit to the RF transmission unit if the separation of the display unit is sensed by the first separation sensor. The display unit includes a second separation sensor for sensing separation from the main unit; an RF receiver unit for receiving data transmitted wirelessly from the RF transmission unit; a display controller for setting a path of the data input to the display unit to the RF receiver unit if the separation from the main unit is sensed by the second separation sensor; a memory for storing the data received by the RF receiver unit; and a display module for displaying the data stored in the memory.

Abstract: An interactive graphical user interface adapted for receiving user power down requests and for providing data related to RF emitter sites through a plurality of logically interrelated and interactive graphical monitor screens including: a search screen presenting plural location criteria for the sites, and adapted for receiving location requests; an information screen having a plan view MPE map; a wide area aerial map; a photographic camera view; and a list of site facts; a contacts screen presenting information about the RF emitters on a selected site, including an identity a broadcaster, owner, property manager, and municipal entity; and a request screen adapted for accepting, for a selected RF emitter, a power down request.

Abstract: An object of the present invention is to provide a communication terminal and a device connection availability determining method in which listing of information according to a neighboring wireless network is enabled to allow an operation of quickly and easily selecting target information. When a list of devices which are candidates of a connection destination is displayed, a network matching either a network identifier acquired by searching for a wireless network or an identifier of a belonging network is a network existing in the neighborhood of a location where the communication terminal is then located, and device information stored in association with its network identifier can be determined to be a device available in that location. Based on this determination, devices available and unavailable in that location are displayed in different modes so as to be identified by a user.

Abstract: A radio communication terminal, being used in a radio communication systems in which the transmission rate varies depending on radio wave conditions and communication statuses of other users, comprises a reception module which receives packets transmitted by a base station in an idle state of the radio communication terminal, a signal processing module which estimates a transmission rate available in communication based on the packets received by the reception module, and a display module which displays information indicating the transmission rate estimated by the signal processing module.

Abstract: Embodiments relate to a mobile device comprising: a processor; a display responsive to the processor; a plurality of wireless communication subsystems responsive to the processor; and a memory. The memory is accessible to the processor and stores program code executable by the processor for executing a user interface application. The user interface application is configured to determine a first connection status of the mobile device with respect to a cellular network and a second connection status with respect to a wireless local area network (WLAN). The user interface application, when executed by the processor, is further configured to cause the display to display a selected combination of icons in three display fields in a banner area of the display. The combination of icons is selected from a plurality of icon combinations based on the determined first connection status and the second connection status.

Abstract: A method of developing a visual/audio campaign for delivery to a device having a radio wave receiver is disclosed. The method includes a managing node receiving broadcast specific information from a plurality of radio stations, the managing node receiving broadcast non-specific information, the managing node creating the visual/audio campaign at least partly by matching an item of broadcast non-specific information with an item of broadcast specific information, and delivering the visual/audio campaign to the device via radio waves.

Abstract: Embodiments of the invention provide a networked system and management console for visualizing, identifying, and handling municipal or other regional events of interest as they arise. The management console is communicably linked via a wide area wireless network and/or other network or communications facilities to a number of data sources (e.g., contamination sensors) and management resources (e.g., alarms, traffic control devices, etc.). The management console provides, in embodiments of the invention, a simple and clear picture of the current health of a monitored area, such as a municipality, being, and provides an interface for responding to incoming data.

Abstract: The described embodiments relate generally to methods, systems and computing devices, including at least a mobile device, for ordering a discovered device list according to a Received Signal Strength Indication (RSSI) of each device in the discovered device list. Thus, the discovered device list has at the top of the list the device that has the highest RSSI, with the remaining devices in the discovered device list presented in descending order of RSSI.

Abstract: Some embodiments concern a method of transmitting electrical signals. The method can include: using a global positioning satellite receiver to determine a first location of a first electrical device; using a first transmitter to transmit the first location to a first server; using a receiver to receive information identifying at least one first unused frequency at the first location from the first server; selecting a first transmission frequency from the at least one first unused frequency; and communicating the first transmission frequency to a user. Other embodiments are disclosed in this application.

Abstract: Whether a receiver supports blind data channel detection is determined, and transmission of control channel information associated with a data channel is disabled if the determining step determines the receiver is capable of detecting the data channel without the use of control channel information. Data is transmitted to the receiver on the data channel without the control channel information after disabling of the transmission of the control channel information.

Abstract: This invention relates to an integrated building control and information system with wireless networking, including the controlling and/or monitoring of various building devices or appliances such as air conditioning, lighting, temperature, humidity, etc., including practically any environmental condition-or-mechanical operation. Also, the invention relates to a system which includes a vendor tracking system comprising an industrial operator interface, with communication, local data processing, and data storage capabilities, which provide an efficient information resource for service and product control. Additionally, the invention relates to a system including a utility monitoring and/or control system to monitor and/or control the facilities utilities such as electricity, gas, water, steam, etc., through revenue and non-revenue rated metering devices, allowing real-time demand side utility management through the controlled equipment.

Abstract: The present invention provides a radio wave detection method and a radio wave detection module for detecting illegal radio devices, and a mobile device having a radio wave detection function using the method and the module, for effectively detecting a radio signal transmitted from an illegal radio device, such as an eavesdropping device, a monitoring device, and a hidden camera used to violate privacy or leak information. In the present invention, a narrowband radio signal including a radio signal of a frequency band used by the illegal radio device is received through a single frequency antenna, and a direct current voltage value for a specific frequency of the illegal radio device is obtained by serially processing the received narrowband radio signal.

Abstract: An instrument screen display includes a unique marker that provides the correlation and navigation through the analog data. The marker tells the user which packet or symbol is being displayed in the analog trace. The selected line in the listing (listing row that is blue) and the blue line on the trace above indicate which packet is selected for the purpose of showing details and packet data in the other tabs in the listing window. In addition to correlation, navigation can occur from either display. This type of marker is an innovative approach to correlating and navigating the disparate data types displayed on a modern oscilloscope.

Abstract: It is an object of the present invention to provide a communication test device which can assist in identifying a cause of the change in throughput of a mobile communication terminal. The communication test device includes accumulating means for accumulating trace data on a specific unit of data complying with a designated communication standard, and throughput data on throughput of the specific unit of data transmitted to and received from a mobile communication terminal, extracting means for extracting trace data and throughput data from the accumulating means, trace display means for displaying trace data on a display unit, throughput display means for displaying a graph of the variation with time of throughput on the display unit, and time obtaining means for obtaining a time. The extracting means is adapted to extract, from the accumulating means, trace data corresponding to time designated by an operating unit.

Abstract: A method and system switches antennas in an orthogonal frequency division multiplexed access (OFDMA) wireless communication system while transmitting symbols. Each symbol includes a cyclic prefix and a block of data signals. The symbols are transmitted during a first portion of a transmission time interval (TTI), from a first antenna. Then, the RF chain is switched to a second antenna to transmit the symbols, and in which the switching is performed substantially between transmitting two consecutive transmitted symbols.

Abstract: Systems and methodologies are described that facilitate updating an access terminal's capability information in a wireless access node. Upon detecting a change in its capabilities, the access terminal transmits a message to the access node indicating the change. The message triggers the access node to determine the capability change associated with the access terminal, and to update its records to indicate the new capability information.

Abstract: The invention relates to a method for transmitting and a method for reconstructing channel quality information in a communication system. Further, the invention also provides a transmitter and receiver performing these methods, respectively. The invention suggests a scheme for communicating channel quality measures that on the one hand allows for an accurate reconstruction of the channel quality measures at the receiver and on the other hand requires an acceptable transmission overhead. This is achieved by partitioning channel quality measures into at least two partitions and to compress the values partition-wise, for example by means of a discrete cosine transform and the transmission of only a subset of the resulting coefficients.

Abstract: A method of determining at least an estimate of media latency for push-to-talk communications includes determining a first time associated with transmitting a first packet from a push-to-talk transceiver device. In a disclosed example, the same device receives a second packet that corresponds to the first packet and includes an indication of the first time, a second time associated with receipt of the first packet by another device such as a push-to-talk server and a third time associated with transmission of the second packet to the push-to-talk transceiver device. That same device determines a fourth time associated with receipt of the second packet. In a disclosed example, the push-to-talk transceiver device uses a relationship between the first time, second time, third time and fourth time for determining at least an estimate of media latency associated with the push-to-talk communication corresponding to the first and second packets. A plurality of latency test procedures are disclosed.

Abstract: A method and system for communication involving a mobile station and one or more radio base stations providing a signal field in an area, is provided. One implementation includes determining signal field variation at a mobile station in said area due to motion of the mobile station relative to the base stations; and predicting the time remaining to an eventual drop of the signal field by estimating the time remaining to an eventual drop of the signal field based on a rate of variation of the signal field.

Abstract: Maintaining information about radio transmission sites in a computer accessible database. In one aspect this is a living database consisting of hundreds of thousands of wireless sites and their unique characteristics. The database includes energy transmissions information including site specific physical locations and utilization characteristics of the sites. The System can deliver MPE maps of radio frequency radiation and site specific safety programs to any worker visiting a wireless site in the United States. These maps (and site's specific safety programs) are updated on a daily basis. The System can be accessed via the Internet by registered users. The System creates and displays MPE maps and radiation pattern maps showing gradation power densities to identify exposure dangers.

Abstract: The quality of radio frequency signals received at a mobile phone or cellphone is sampled. The results are employed to produce a human discernible indication such as by blinking a received signal strength bar on a display. The bar remains constant without blinking if the signal quality is at or below a preselected minimum and can have the blinking rate increase as the sensed signal quality decreases. Distortion can be determined in either the digital or analog mode. Digital signal quality can be reflected in the sensed bit error rate while the level of analog signal quality can be determined from the supervisory audio tone.

Abstract: Method and apparatus to monitor MQoS of wireless mobile devices is described. In one embodiment, the present invention provides a method to monitor the health of 3G mobile devices and provide a status check of such health to network technicians, supervisors, and management. In one aspect, mobile devices on the network perform measurement of MQoS factors that are reported to a quality of service backend. The MQoS data is combined to show current and historical network status. In another aspect, alarms may be set to notify specific managers when manager programmable conditions occur, such as low system performance, or specific error conditions occur. Reports may be generated summarizing and illustrating performance in tabular and graphical form. Parameters used for testing and monitoring mobile devices may be input to specific mobile devices or groups of mobile devices in a system.

Abstract: A method of determining a radio link quality state in a wireless communication system by predicting a signal quality metric of a secondary channel in the absence of the second signal. The predicted signal quality metric may be determined from a received reference signal on a first channel and a measured interference level of the second channel.

Abstract: A method for transmitting encoded traffic messages via a data channel, which is reserved for transmitting encrypted traffic messages, a certain subset of traffic messages being in general transmitted via the data channel in unencrypted form. For the encryption of the traffic messages, in each case only one of at least two components of the traffic message being encrypted. The unencrypted component containing information, or information is assigned to the unencrypted component as to whether the first component of the traffic message is encrypted, traffic message transmitter and receiver. Particularly important traffic messages may be transmitted via encrypted channels in a manner that also allows receivers that are not designed to decrypt encrypted messages to output these traffic messages or to process them further in other ways.

Abstract: In mobile communication system having a plurality of mobile traits and a plurality of base station units, the system of the present invention is characterised in that the base station unit has a gap period length setting section for setting the length of the gap period for the mobile unit depending on the type of the radio access technology to be monitored by the mobile unit.

Abstract: A simplified field testing tool integrates signal-strength and error-rate testing for a variety of networking technologies prevalent for home networking, including but not limited to Multimedia over Coax (or applicable coax standard), HomePNA 2, VDSL, 100BaseT Ethernet, 802.11 Wi-Fi, and analog/coaxial RF signals.

Abstract: The present invention aims to provide the radio access network system which can analyze a fault during call processing by a mobile terminal. A control equipment for controlling calls for a mobile terminal and a relay equipment for relaying control signals between the mobile terminal and the control equipment monitor control signals during the call processing for the specified mobile terminal. A data collection and analysis equipment receives and processes those monitored control signals for a fault analysis.