226082 ⎘
Modulated-carrier systems; Carrier systems characterised by combinations of two or more of the types covered by groups , , or; Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems; Demodulator circuits; Receiver circuits using non - coherent demodulation, i.e. not using a phase synchronous carrier
Sub-classes:Soft decision differential demodulator for radios in wireless networks supporting train control
#2Error retro-propagation for a chain for the blind demodulation of a digital telecommunication signal
#3Methods of converting or reconverting a data signal and method and system for data transmission and/or data reception
#4Non-orthogonal demodulation module, touch system and non-orthogonal demodulation method
#5Polar receiver system and method for Bluetooth communications
#6Wake up radio frame with spectrum spreading based single carrier
#7Method and apparatus for demodulating signal in wireless access system
#8Receiver device and method for non-linear channel compensation
#9Detection in dynamic channels with high carrier frequency offset
#10Quadrature demodulator for a very high bit rate RFID receiver
#11Decoding method and apparatus
#12Method of converting an optical communications signal and an optical receiver
#13Geographic locating remote endpoint monitor device, system, and methodology thereof
#14Systems and methods for adaptive blind mode equalization
#15Systems and methods for adaptive blind mode equalization
#16Geographic locating remote endpoint monitor device, system, and methodology thereof
#17Compact Dual Receiver Architecture for Point to Point Radio
#18Apparatus and method for soft demapping
#19Iterative demapper
#20Trigger generation for digital modulation signal analysis
#21Filter circuit, transmission filter circuit, semiconductor integrated circuit, communication apparatus, and timing adjustment method for filter circuit
#22Optical multi-level transmission system
#23Frequency tracking loop for wireless communications
#24Method and device for detecting presence of a carrier signal in a received signal
#25Demodulation method
#26Blind amplitude estimation for received symbols
#27Low intermediate frequency receiver
#28Geographic locating remote endpoint monitor device, system, and methodology thereof
#29Compact dual receiver architecture for point to point radio
#30I/Q REGENERATION DEVICE OF FIVE-PORT NETWORK
#31Demodulator system and method
#32METHOD AND APPARATUS FOR DETECTING AND CORRECTING MODULATED SIGNAL IMPAIRMENTS
#33Oversampling and digitally filtering RFID signals
#34Chase algorithm based differential decoder for soft decision Reed Solomon decoding in a QAM system
#35Blinder equalizer for QAM receivers
#36Method of differential-phase/absolute-amplitude QAM
#37System and method for a direct conversion multi-carrier processor
#38Mobile multifrequency transmitter transmitting on frequencies based on geographic locations and a method thereof
#39Selectively changing demodulation modes depending on quality of received signal or a control signal
#40Direct RF complex analog to digital converter