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Browse by Category: Main > Communications
Class Information
Number: 375/256
Name: Pulse or digital communications > Pulse transmission via radiated baseband
Description: Subject matter where pulses are radiated into free space but are not modulated onto a carrier wave.










Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
8705634 Compression of baseband signals in base transceiver systems Apr. 22, 2014
8681837 Digital Transmitter Mar. 25, 2014
8675781 Radio frequency receiver system for wideband signal processing Mar. 18, 2014
8675798 Systems, circuits, and methods for phase inversion Mar. 18, 2014
8670491 Device and method for time synchronization in a communication network Mar. 11, 2014
8630357 Ultra-wideband dual band magnitude summer apparatus and method Jan. 14, 2014
8594228 Apparatus and method of differential IQ frequency up-conversion Nov. 26, 2013
8571135 Method, system and apparatus for balanced frequency up-conversion of a baseband signal Oct. 29, 2013
8559531 Method and apparatus for serial communication using clock-embedded signals Oct. 15, 2013
8532235 UWB delay and multiply receiver Sep. 10, 2013
8520613 Optimization of the presence information refresh for a wireless device Aug. 27, 2013
8503576 Mirror signal IQ-imbalance correction Aug. 6, 2013
8483333 Methods for adjusting system clock in terms of operational status of non-baseband module, methods for peripheral device control adjustment, and electronic devices using the same Jul. 9, 2013
8457218 Protection of communication systems against repetitive electrical impulse noise Jun. 4, 2013
8428195 Methods and apparatus for detecting and decoding adaptive equalization training frames Apr. 23, 2013
8374567 High speed serial link with power spectral density frequency response suppression Feb. 12, 2013
8355715 Client module, multimedia server and methods for use therewith Jan. 15, 2013
8331461 Compression of baseband signals in base transceiver system radio units Dec. 11, 2012
8320433 Compression of baseband signals in base transceiver system interfaces Nov. 27, 2012
8311147 Digital transmitter Nov. 13, 2012
8270534 Method and apparatus for signal quality estimation Sep. 18, 2012
8259820 Method for low power communication encoding Sep. 4, 2012
8259841 Digital transmitter Sep. 4, 2012
8243847 Digital transmitter Aug. 14, 2012
8238470 Digital transmitter Aug. 7, 2012
8229007 High bandwidth data transport system Jul. 24, 2012
8213329 Base station apparatus and communication control method Jul. 3, 2012
8195990 Misalignment compensation for proximity communication Jun. 5, 2012
8184742 RF receiver having timing offset recovery function and timing offset recovery method using thereof May. 22, 2012
8165194 Space-time encoding method for a multi-antenna communication system of the UWB pulse type Apr. 24, 2012
8077797 Method, system, and apparatus for balanced frequency up-conversion of a baseband signal Dec. 13, 2011
8064504 Protection of communication systems against repetitive electrical impulse noise Nov. 22, 2011
8059709 Space-time coding/decoding method for a dual-antenna pulse UWB communication system Nov. 15, 2011
8059766 Communications device and related method with reduced false detects during start of message bit correlation Nov. 15, 2011
8059767 Communications device and related method that detects symbol timing Nov. 15, 2011
8054920 Communications device and related method with improved acquisition estimates of frequency offset and phase error Nov. 8, 2011
8045930 Tag frequency control Oct. 25, 2011
8036304 Apparatus and method of differential IQ frequency up-conversion Oct. 11, 2011
8027560 System and method for synchronizing playback of audio and video Sep. 27, 2011
8023571 Impulse ultra-wideband radio communication system Sep. 20, 2011
8024623 Misalignment compensation for proximity communication Sep. 20, 2011
8009073 Method and apparatus for generating an analog signal having a pre-determined pattern Aug. 30, 2011
8005152 Compression of baseband signals in base transceiver systems Aug. 23, 2011
7986729 High bandwidth data transport system Jul. 26, 2011
7979754 Voltage margin testing for proximity communication Jul. 12, 2011
7953182 Quadrature modulation without carrier May. 31, 2011
7949056 Balanced transmitting apparatus May. 24, 2011
7944979 High bandwidth data transport system May. 17, 2011
7933307 Multiple-input multiple-output ultra-wide band communication method and device using hermite pulses Apr. 26, 2011
7869785 Method and apparatus for enhancing the speed of wideband signal search systems Jan. 11, 2011

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