226080 ⎘
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 coherent demodulation, i.e. using one or more nominally phase synchronous carriers in which the carrier is recovered using only the demodulated baseband signals
BASEBAND RECEIVER CIRCUIT
#2Coherent optical reception device
#3Phase ambiguity processing method and device for quadrature amplitude modulation signal
#4Method and device for symbol decision and digital receiver
#5Time sequenced spectral stitching
#6Spectral stitching method to increase instantaneous bandwidth in vector signal analyzers
#7Signal transmission apparatus, carrier phase recovery apparatus and method
#8RF receiver with frequency tracking
#9Spectral stitching method to increase instantaneous bandwidth in vector signal analyzers
#10System and method for transmitting data with useful signal detection at the receiver end
#11Spectral stitching method to increase instantaneous bandwidth in vector signal analyzers
#12Cycle-slip detection method and apparatus, and receiver
#13Blind equalization of dual subcarrier OFDM signals
#14System and methods for fiber and wireless integration
#15Feed-forward carrier phase recovery for optical communications
#16Digital radios
#17Carrier phase estimation for optically coherent QPSK based on wiener-optimal and adaptive multi-symbol delay detection (MSDD)
#18Universal systems and methods for determining an incoming carrier frequency and decoding an incoming signal
#19Carrier recovery circuit and demodulation circuit under quasi-coherent detection method
#20Feed-forward carrier phase recovery for optical communications
#21Phase recovery device, phase recovery method and receiver for 16 QAM data modulation
#22CARRIER RECOVERY DEVICE AND METHOD, AND DEMODULATOR
#23Phase noise correction circuit, transmitter, receiver, radio device, radio communication system, and phase noise correction method
#24Universal systems and methods for determining an incoming carrier frequency and decoding an incoming signal
#25Phase error detection with conditional probabilities
#26Carrier recovery system and carrier recovery method
#27Decoding device and method, receiving device and method, and program
#28Equalization and decision-directed loops with trellis demodulation in high definition TV
#29Decoder for 4QAM-NR and method thereof
#30Method and circuit for determining a clock signal sampling instant for symbols of a modulation method
#31Method for Estimating the Phase and the Gain of Observation Data Transmitted Over a Qam-Modulated Transmission Channel
#32Synchronizing apparatus and synchronizing method
#33Apparatus and method for signal mismatch compensation in a wireless receiver
#34Receiver having decisional feedback equalizer with remodulation and related methods
#35System and method for transmission and reception of QAM signals at low signal to noise ratio
#36Noise balanced QAM detection
#37Carrier lock detector
#38Method and system for modulating and detecting high datarate symbol communications
#39Dual mode QAM/VSB receiver
#40Beam position monitor for energy recovered linac beams