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Browse by Category: Main > Communications
Class Information
Number: 375/228
Name: Pulse or digital communications > Testing > With indicator
Description: Subject matter including a means for displaying to a human observer digital information concerning the system characteristics being measured.










Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
8705593 Evaluation device and method for providing a transceiver system with performance information thereof Apr. 22, 2014
8705601 Apparatus and method for varying inter symbol interference and bandwidth extension pre-emphasis on a high speed digital signal Apr. 22, 2014
8688048 RSSI slope calibration technique Apr. 1, 2014
8675721 Method and apparatus for determining and displaying the throughput rate of a modem Mar. 18, 2014
8665938 Wireless transmission apparatus and self-checking method of wireless transmission apparatus Mar. 4, 2014
8638841 Transmitting/receiving system, transmitting/receiving method, and computer readable medium for estimating temporal fluctuation of a signal Jan. 28, 2014
8615210 Methods and apparatus for power measurement in a communication system Dec. 24, 2013
8605776 Proximity contactless communication apparatus capable of selecting appropriate encoding method according to bandwidth between antennas Dec. 10, 2013
8605850 Method and system for providing phase reference signal Dec. 10, 2013
8599910 Jitter addition apparatus and test apparatus Dec. 3, 2013
8594169 Method for decomposing and analyzing jitter using spectral analysis and time-domain probability density Nov. 26, 2013
8594166 Method and system for the serial transmission of data Nov. 26, 2013
8594165 Half-symbol constellation display Nov. 26, 2013
8559492 Transmitter-only IC chip having external loopback test function and external loopback test method using the same Oct. 15, 2013
8537942 System and method of maintaining correction of DC offsets in frequency down-converted data signals Sep. 17, 2013
8532207 Methods and systems for distinguishing a signal of interest from interference signals Sep. 10, 2013
8522104 Smart aging retry buffer Aug. 27, 2013
8521092 Wireless transceiver test bed system and method Aug. 27, 2013
8520494 Precoding method for reducing uplink PAPR and apparatus thereof Aug. 27, 2013
8514914 IQ imbalance correction method in a wireless communication device including a quadrature modulation/demodulation function Aug. 20, 2013
8514919 Synthetic instrument unit Aug. 20, 2013
8514921 Assessing aircraft interference path loss employing discrete frequency stirring Aug. 20, 2013
8514978 Calibration system and method Aug. 20, 2013
8509296 Spectrum analyzer and spectrum analysis method Aug. 13, 2013
8494038 Common mode noise reduction within differential signal Jul. 23, 2013
8494040 Method for testing a radio frequency (RF) receiver and related methods Jul. 23, 2013
8483262 Piezoelectric cable perimeter monitoring system Jul. 9, 2013
8457181 Rate agile rate-adaptive digital subscriber line Jun. 4, 2013
8457183 Apparatus with tunable filter and related adjusting method Jun. 4, 2013
8457186 Transceiver system and associated methods and systems Jun. 4, 2013
8451883 On-chip full eye viewer architecture May. 28, 2013
8452301 Method and apparatus for selecting a coding format May. 28, 2013
8443101 Method for identifying and blocking embedded communications May. 14, 2013
8406142 Diagnostics for a serial communications device Mar. 26, 2013
8391167 Method to precisely and securely determine propagation delay and distance between sending and receiving node in packet network and packet network node system for executing the method Mar. 5, 2013
8391346 Data signal quality evaluation apparatus Mar. 5, 2013
8379707 Signal analyzer and methods for displaying constellations Feb. 19, 2013
8374230 Apparatus and methods for displaying signal characteristics Feb. 12, 2013
8363709 Transmission apparatus and line quality evaluating method Jan. 29, 2013
8355426 Decoding data transmitted using space-time spreading in a wireless communication system Jan. 15, 2013
8340208 Information processing device and signal processing method Dec. 25, 2012
8331431 Signal transmission apparatus and method of controlling the apparatus Dec. 11, 2012
8325858 Estimation of noise variance combined with narrow-band interference detection Dec. 4, 2012
8325867 Waveform signal generator with jitter or noise on a desired bit Dec. 4, 2012
8315296 Method for testing a radio frequency (RF) receiver and related methods Nov. 20, 2012
8311086 CATV digital receiver intermodulation susceptibility tester Nov. 13, 2012
8295338 Generated set top calibration patterns in manufacturing Oct. 23, 2012
8284825 Blind channel quality estimator Oct. 9, 2012
8270460 Filter for identifying signal artifacts in bandwidth-limited instruments Sep. 18, 2012
8271842 Reducing harq retransmissions using peak power management techniques Sep. 18, 2012

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