Patent application number | Description | Published |
20140086075 | METHODS, SYSTEMS, AND COMPUTER READABLE MEDIA FOR SIMULATING CHANNEL CONDITIONS - Methods, systems, and computer readable media for simulating channel conditions are disclosed. According to one method, the method includes storing a plurality of system level metrics associated with various channel conditions. The method also includes receiving data from a device under test (DUT). The method further includes for each of a plurality of user devices or simulated user devices during a test period: identifying, using information about the received data and a precomputed channel type configuration, a first system level metric from the plurality of system level metrics, and providing the first system level metric to the DUT. | 03-27-2014 |
20140119213 | METHODS, SYSTEMS, AND COMPUTER READABLE MEDIA FOR AUTOMATICALLY DECODING UPLINK DATA - Methods, systems, and computer readable media for decoding uplink control information are disclosed. According to one method, bit widths for possible valid configurations of uplink control information parameters are stored. Uplink data generated by receiving uplink data generated by at least one user equipment (UE) or simulated UE is received. The uplink data is decoded by iteratively utilizing the bit widths for the possible valid configurations. | 05-01-2014 |
20140140271 | METHODS, SYSTEMS, AND COMPUTER READABLE MEDIA FOR RAPID DECODING OF WIRELESS COMMUNICATIONS NETWORK UPLINK DATA - Methods, systems, and computer readable media for rapid decoding of wireless communications network uplink data are disclosed. According to one method, the wireless communications network data analyzer receives downlink data generated by a wireless access node. The wireless communications network data analyzer extracts uplink data decode keys from the downlink data. The wireless communications network data analyzer stores the uplink data decode keys. The wireless communications data analyzer captures uplink data and decodes the uplink data using the stored uplink data decode keys. | 05-22-2014 |
20140141728 | METHODS, SYSTEMS, AND COMPUTER READABLE MEDIA FOR DETECTING ANTENNA PORT MISCONFIGURATIONS - Methods, systems, and computer readable media for detecting antenna port misconfigurations are disclosed. According to one method, the method includes storing one or more reference signal maps for identifying reference signals in downlink data in memory. The method further includes receiving downlink data that appears to be associated with a first antenna port of a device under test (DUT). The method also includes identifying, using the one or more reference signal maps, a first reference signal in the downlink data, wherein the first reference signal appears to be associated with the first antenna port. The method further includes determining, using a first computed error vector magnitude associated with the first reference signal, whether the first antenna port is misconfigured. | 05-22-2014 |
20140341052 | METHODS, SYSTEMS, AND COMPUTER READABLE MEDIA FOR FREQUENCY SELECTIVE CHANNEL MODELING - The subject matter described herein includes methods, systems, and computer readable media for frequency selective channel modeling. One exemplary system includes a network equipment test device including at least one processor. The network equipment test device includes the UE emulator implemented by the at least one processor and configured to emulate a plurality of UEs that attach to and communicate with a device under test. The system further includes a frequency selective channel modeler configured to receive resource scheduling information for the UEs from the device under test, to determine channel performance categories for the UEs using the resource scheduling information and to determine values for channel quality parameters using the channel performance categories assigned to the resource blocks, which represent selected frequencies in the total channel bandwidth. The emulated UEs communicate the channel quality parameters to the device under test based on the frequency allocated for a given UE in the channel bandwidth. | 11-20-2014 |
20150031310 | METHODS, SYSTEMS AND COMPUTER READABLE MEDIA FOR SIMULATING PER USER EQUIPMENT (UE) DOPPLER SHIFTS FOR TESTING AIR INTERFACE DEVICES - The subject matter described herein includes methods, systems, and computer readable media for simulating per-UE Doppler shifts. One exemplary method includes generating uplink signals to be transmitted from a plurality of different simulated UEs to an air interface device under test. | 01-29-2015 |
20150117225 | METHODS, SYSTEMS, AND COMPUTER READABLE MEDIA FOR TESTING LONG TERM EVOLUTION (LTE) AIR INTERFACE DEVICE USING PER-USER EQUIPMENT (PER-UE) CHANNEL NOISE - Methods, systems, and computer readable media for testing an air interface device using per user equipment (UE) channel noise are disclosed. One method includes, generating uplink signals at a network equipment test device to be transmitted from plural simulated UEs to an air interface device under test. The method further includes generating and applying per-UE channel noise to the signals, where applying per-UE channel noise includes applying different channel noise to at least some of the uplink signals. The method further includes transmitting the uplink signals with the per-UE channel noise to the air interface device under test. | 04-30-2015 |