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Class Information
Number: 375/224
Name: Pulse or digital communications > Testing
Description: Subject matter in which at least part of the system is tested.










Sub-classes under this class:

Class Number Class Name Patents
375/225 Data rate 452
375/226 Phase error or phase jitter 553
375/227 Signal noise 545
375/228 With indicator 241


Patents under this class:

Patent Number Title Of Patent Date Issued
8494040 Method for testing a radio frequency (RF) receiver and related methods Jul. 23, 2013
8494039 Method and apparatus reporting channel quality indicator of communication system Jul. 23, 2013
8494038 Common mode noise reduction within differential signal Jul. 23, 2013
8494037 Complex adaptive phase discriminator Jul. 23, 2013
8494036 Resource adaptive spectrum estimation of streaming data Jul. 23, 2013
8488686 Communication channel calibration with nonvolatile parameter store for recovery Jul. 16, 2013
8488660 Signal analyzing apparatus for LTE system Jul. 16, 2013
8483318 Split band signal processing Jul. 9, 2013
8483314 Wireless apparatus and distortion compensation method used on time division duplex system Jul. 9, 2013
8479081 Method for visually confirming a relationship between an edited packet and serial data Jul. 2, 2013
8477832 Load insensitive quadrature power amplifier power detector Jul. 2, 2013
8473248 Test apparatus and test method Jun. 25, 2013
8462837 Constellation-multiplexed transmitter and receiver Jun. 11, 2013
8462836 Method for detecting offset signal corresponding to transmission leakage signal Jun. 11, 2013
8462835 Impulse noise management Jun. 11, 2013
8458539 G-ODLAT on-die logic analyzer trigger with parallel vector finite state machine Jun. 4, 2013
8457204 Objective perceptual video quality evaluation apparatus Jun. 4, 2013
8457186 Transceiver system and associated methods and systems Jun. 4, 2013
8457185 Wireless communication device and wireless communication system Jun. 4, 2013
8457184 Method and apparatus for performing log-likelihood calculations Jun. 4, 2013
8457183 Apparatus with tunable filter and related adjusting method Jun. 4, 2013
8457181 Rate agile rate-adaptive digital subscriber line Jun. 4, 2013
8451933 Detection of low-amplitude echoes in a received communication signal May. 28, 2013
8450957 Space vector based synchronous modulating method and system May. 28, 2013
8446984 Method and system for identification of portable antenna modules May. 21, 2013
8446937 Technique for the measurement of I/Q impairments associated with a sampled complex signal May. 21, 2013
8446935 Method and circuit for fractional rate pulse shaping May. 21, 2013
8442127 Method for transmitting a signal via a power line network, transmitter, receiver, power line communication modem and power line communication system May. 14, 2013
8442101 Tone signal detection apparatus May. 14, 2013
8438444 Method of associating automatic repeat request with hybrid automatic repeat request May. 7, 2013
8437385 Measuring the DC properties of a signal path between transmitter and receiver May. 7, 2013
8432991 Measurement processing method and apparatus Apr. 30, 2013
8432816 VoIP terminal having QoS monitoring function and QoS monitoring method Apr. 30, 2013
8428114 Transmit equalizer compensation for probe receivers Apr. 23, 2013
8422567 Signal transmission apparatus and method Apr. 16, 2013
8418004 Back channel communication Apr. 9, 2013
8416893 Systems and methods of improved power amplifier efficiency through adjustments in crest factor reduction Apr. 9, 2013
8416843 Power back-off mode and circuit for 100BaseT Apr. 9, 2013
8416842 Channel estimation method and apparatus for wireless communication system Apr. 9, 2013
8416841 Multiple-input multiple-output (MIMO) decoding with subcarrier grouping Apr. 9, 2013
8411733 Signal equalizer for a signal transmission network Apr. 2, 2013
8406283 Modulation apparatus, test apparatus and correction method Mar. 26, 2013
8402333 Device and method for transmitting data Mar. 19, 2013
8401061 Method and apparatus for remotely testing a digital subscriber line access multiplexer Mar. 19, 2013
RE44076 Digital transmitter/receiver system having a robust error correction coding/decoding device and error correction coding/decoding method thereof Mar. 12, 2013
8396140 Method, system, and device for power optimization based on digital subscriber line Mar. 12, 2013
8396103 Transmission cable controller system and method of use Mar. 12, 2013
RE44053 Digital transmitter/receiver system having a robust error correction coding/decoding device and error correction coding/decoding method thereof Mar. 5, 2013
8392801 Decoding device and coding system Mar. 5, 2013
8391345 Power spectral distribution measurement to facilitate system acquisition Mar. 5, 2013











 
 
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