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US20050170785 Wireless transmitting and/or receiving system and method of sharing analog information  
A wireless transmitting and/or receiving system and method of sharing analog information between a transmitter and a receiver connected to the transmitter by a wireless channel. The wireless...
US20140378071 CELLULAR PHONE MESSAGE DELIVERY TESTING SYSTEM AND METHOD  
A process is disclosed for determining an operational status for a cellular service vendor. The process includes, in a computerized device, sending a test signal to a testing node associated with...
US20110124295 METHODS AND SYSTEMS FOR TESTING CELL PHONES WITH MULTIPLE ANTENNAS  
The present invention relates to testing cell phones that simulates network conditions. In particular, it relates to new testing capabilities for simulating changes in correlation characteristics...
US20150103685 PLACED WIRELESS INSTRUMENTS FOR PREDICTING QUALITY OF SERVICE  
A system determines wireless network performance. A wireless instrument is configured to send, receive and measure received wireless signals in a monitored area. A master controller connected with...
US20140235179 PERFORMANCE EVALUATION OF SERVICES AND APPLICATIONS ON DEVICES IN LIVE WIRELESS ENVIRONMENTS  
Services and applications running on devices placed in live wireless environments are tested and reported to determine the relative performance of the device under test. Multiple logs collected...
US20140242918 WIRELESS DEVICE WITH ANTENNA ARRAY AND SEPARATE ANTENNA  
An apparatus (e.g., a wireless device) with an antenna array and a separate antenna is disclosed. The antenna array includes a plurality of antenna elements having a first antenna beam. The...
US20130288610 Wireless Communications Circuitry with Temperature Compensation  
A test system for calibrating wireless electronic devices is provided. The test system may include a test host, a radio communication tester, and a temperature chamber in which an electronic...
US20090011716 SIGNAL LOSS DETECTOR FOR HIGH-SPEED SERIAL INTERFACE OF A PROGRAMMABLE LOGIC DEVICE  
A loss-of-signal detector includes digital and analog monitoring of incoming data. The incoming signal is compared digitally to at least one predetermined pattern that may indicate a loss of...
US20130260694 FADING SIMULATOR AND FADING SIMULATION METHOD  
A fading simulator includes a transition time setting means that sets up a predetermined transition time, at the time of switching of a fading setting using a fading parameter, between the fading...
US20150044975 Wireless Device Management With Local and Remote Links  
A remote management system employs multiple wireless links, which may include a local wireless link and a remote wireless link. The remote wireless link may be in place between a troubleshooting...
US20130244583 Testing Method Detecting Incorrectly Connected Antenna Contacts  
The invention concerns a testing method detecting misconnected mechanical contacts between off-chip antenna and on-chip antenna circuit, wherein the testing method is a Built-In Self-Test method...
US20120157007 RADIO STATION  
A radio station connected to another radio station via a radio link and identifying a fault of the radio link, including: a radio link controlling unit, a statistical information acquiring unit...
US20140024318 MODIFYING LOG FILES AND PLAYBACK FILES USED FOR WIRELESS NETWORK EMULATION  
Missing or unwanted parameter data indicative of wireless network conditions in a log file or playback file is replaced with substitute parameter data. The substitute parameter data can be...
US20070275667 Parallel test of portable wireless multimedia devices  
A single box tester allows for simultaneous testing of digital video and digital communications capabilities of a device under test. An arbitrary waveform generator is used to generate a test...
US20150111507 MILLIMETER WAVE CONDUCTIVE SETUP  
Aspects of the disclosure provide techniques, apparatuses, and systems for testing communications between devices in a wireless system. According to certain aspects, these techniques may involve...
US20110076960 APPARATUS AND METHOD FOR MEASURING A FEMTO BASE STATION OF USER EQUIPMENT REGISTERED TO FEMTO BASE STATION IN MOBILE COMMUNICATION SYSTEM  
An apparatus and a method for measuring a signal from a femto Base Station (BS) of a User Equipment (UE) registered to the femto BS in a mobile communication system are provided. An operating...
US20120282864 Methods and Apparatus for Neighbor Cell Range Extension  
A user equipment (UE) located in an extended-range area of a neighbor base station cell in a communication network, such as a low-power cell in a heterogeneous network, can inform its serving base...
US20150264590 Method and a test system for automatically configuring a tester  
A method for automatically configuring a tester to perform functionality tests between a mobile station under test and a tester simulating a mobile communication system. The method includes...
US20140323059 MOBILE COMMUNICATION TERMINAL TEST DEVICE AND MOBILE COMMUNICATION TERMINAL TEST METHOD  
It is possible to easily check the state of cells when communication using a plurality of cells is tested. A mobile communication terminal test device 10 that communicates with a mobile...
US20110039574 APPARATUS AND METHOD FOR POSITIONING A WIRELESS USER EQUIPMENT  
In accordance with an example embodiment of the present invention, a method is disclosed that comprises receiving a reference signal from each of at least two target neighbor cells via at least...
US20110021144 METHOD AND DEVICE FOR TESTING BLUETOOTH FUNCTION OF ELECTRONIC DEVICE  
A method is used for a testing device to test the Bluetooth function of an electronic device and comprises the following steps. The testing device receives a password from the electronic device....
US20120100814 Splitter with Adaptive Power Distribution  
The invention relates to a splitter (40) of an indoor cellular network, with a plurality of antennas transmitting downlink signals and receiving uplink signals, the splitter (40) distributing...
US20120157006 APPARATUS AND METHOD FOR COMPENSATING THE AXIAL RATIO OF AN ANTENNA FOR TESTING RFID TAGS  
A method for compensating the axial ratio of an antenna for testing radio-frequency identification (RFID) tags and an apparatus using the method are provided. The method includes the following...
US20070232236 Calibration system and method in a communications device  
A radio frequency (RF) communications device is provided. The RF communications device includes transmitter circuitry configured to generate a calibration signal on a signal line coupled to an...
US20050032494 Receiver test system  
Performance of receivers can be determined by automated or manual testing of receivers without interrupting communication service to users of the communication system. In one embodiment, the...
US20090036060 WIRELESS TAG DETERMINATION METHOD, WIRELESS TAG DETERMINATION SYSTEM, READER CONTROL DEVICE, AND STORAGE MEDIUM  
A system and method for determining a failed wireless tag includes capturing images of articles having wireless tags, recognizing an image including wireless tags from among captured images...
US20120258672 Method of transmission from multiple transmit chains based on a cost function for electromagnetic radiation  
Embodiments of methods and apparatuses for transmission using a plurality of transmit chains based on a cost function for electromagnetic radiation are disclosed. One method is utilizing a...
US20090068957 RFID READER COMPENSATING LEAKAGE SIGNAL AND COMPENSATING METHOD THEREOF  
A radio frequency identification (RFID) reader includes a transmitter generating a transmission signal for transmission to a tag, a receiver receiving a response signal from the tag, a leakage...
US20100233969 RECONFIGURABLE CHAMBER FOR EMULATING MULTIPATH FADING  
Disclosed is a compact reconfigurable channel emulator, which may be used to emulate severe fading environments and test wireless systems and subsystems for operation in severe channel...
US20150050895 Method for the Self-Testing of a Reactive Radio Interferer  
A reactive radio interferer includes a plurality of time synchronized transmitting/receiving lines, each of which is designed to alternately carry out-monitoring phases in order to receive the...
US20130137380 METHOD AND SYSTEM FOR TESTING A WIRELESS NETWORK DEVICE  
A method for testing a wireless network device includes: setting a preset number of test packet samples to be received by a test apparatus, setting wireless radio frequency (RF) parameters of the...
US20090215400 PILOT SIGNAL TRANSMISSION MANAGEMENT  
A base station transmits a pilot signal when the presence of a wireless communication device is detected. A wireless device detector receives a detection signal transmitted from a wireless...
US20150126132 METHODS AND APPARATUS FOR RADIO CO-EXISTENCE TESTING AND VERIFICATION OF WIRELESS SYSTEMS  
Apparatus and methods for radio co-existence and/or component testing in wireless-enabled electronic devices. In one embodiment, a wireless-enabled electronic device (ED) is coupled to a user...
US20070042739 Process and diagnostic device for selective testing of receiver antennas in a multi-antenna system  
Mobile radio reception, in particular in motor vehicles, has the disadvantage in comparison to geographically fixed home reception, that line of sight contact with the transmitter rarely exists...
US20100255789 METHOD FOR CHECKING CONNECTIVITY BETWEEN BASE STATION CONTROLLER AND MOBILE SWITCHING CENTER  
The present invention relates to a method for checking connectivity between a BSC (Base Station Controller) and an MSC (Mobile Switching Center), including: the MSC loopbacking a circuit and...
US20110250844 ASYMMETRIC RTT RANGING WITH MULTIPATH CORRECTION  
A method, system, and device provide asymmetric round-trip-time (RTT) ranging with multipath correction. A RTT ranging determination using the resulting composite received signal contains...
US20140087668 Methods and Apparatus for Performing Coexistence Testing for Multi-Antenna Electronic Devices  
Radio frequency test systems for characterizing antenna performance in various radio coexistence scenarios are provided. In one suitable arrangement, a test system may be used to perform passive...
US20120045998 TESTING SYSTEM AND MEASURING METHOD THEREOF FOR MEASURING WIRELESS NETWORK SIGNAL  
A testing system and measuring method thereof for measuring wireless network signal are provided. The testing system comprises a control switch, a first base station emulator and a signal...
US20090075599 SIGNAL QUALITY REPORTING  
A radio station (100) receives a first signal (R) indicative of a scheduled resource which will be used to transmit a second signal (D1, D2) to the radio station (100). In response to receiving...
US20110217931 SIMULATION TESTING SYSTEM FOR A MOBILE COMMUNICATION APPARATUS AND SIMULATION TESTING METHOD THEREOF  
A simulation testing system for a mobile communication apparatus and a simulation testing method thereof are disclosed. The simulation testing system comprises a first mobile communication device...
US20060258295 Automatic network performance data collection and optimization  
A method for collecting communication system information from a communication system including a controller and one or more communication devices operating therein includes transmitting a request...
US20120142277 INTELLIGENT COUPLER  
In accordance with an embodiment of the invention, there is provided an antenna coupler for providing a radio frequency interface between a radio frequency electronic system of a unit under test...
US20100203841 METHODS AND SYSTEMS FOR FOURIER-QUADRATIC BASIS CHANNEL ESTIMATION IN OFDMA SYSTEMS  
Certain embodiments of the present disclosure relate to a Fourier-Quadratic (FQ) method for channel estimation that may help improve error rate performance of existing techniques, with only...
US20120178378 WIRELESS TEST SERVER AND METHOD FOR TESTING ELECTRONIC DEVICES  
In a method for testing electronic devices using a wireless test server, the server communicates with one or more workstations through a radio frequency unit. Each of the workstations includes a...
US20080171517 Radio signal analysis  
In some embodiments, a radio transmitter assembly comprises a test signal generator module to generate a first instance of a test signal, the test signal comprising a code, a test signal receiver...
US20140179239 Methods and Apparatus for Performing Passive Antenna Testing with Active Antenna Tuning Device Control  
A wireless electronic device may contain at least one adjustable antenna tuning element for use in tuning the operating frequency range of the device. The antenna tuning element may include...
US20150017928 OVER-THE-AIR TESTING OF WIRELESS DEVICES USING LOG FILES  
An over-the-air test system for wireless devices uses log files to simulate realistic time-varying channel conditions and provides channel state information to enable dynamic adaptation to current...
US20070224958 RECEIVER CIRCUIT AND RECEIVER CIRCUIT TESTING METHOD  
A delay means, in response to a delay control signal, performs delay control of the phase of a clock input signal, and outputs it. A selector means, during a speed test, selects a clock input...
US20130115892 METHOD FOR MOBILE COMMUNICATION  
A method for transferring audio data in a mobile radio network, the mobile radio network having a first mobile device in a first location and a second mobile device in a second location, includes:...
US20100190451 METHOD FOR TESTING A MOBILE-RADIO DEVICE  
A method for testing a mobile-radio device is provided. The method includes determination of information regarding at least one real mobile-radio network using a measuring device, and additionally...
Matches 1 - 50 out of 190 1 2 3 4 >