Patents for H03D 1 - Demodulation of amplitude-modulated oscillations (4,890) |
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06/07/2012 | US20120140811 Reception circuit |
06/05/2012 | US8194807 Method to discriminate a real echo peak from an aliased echo peak |
06/05/2012 | US8194803 Method and apparatus for regaining watermark data that were embedded in an original signal by modifying sections of said original signal in relation to at least two different reference data sequences |
05/31/2012 | US20120134446 Method and apparatus for receiving data |
05/31/2012 | US20120134444 Semiconductor Device Having First and Second Demodulation Circuits for Wireless Communication |
05/31/2012 | DE102011055813A1 Konfigurierbares System zur Auslöschung des Mittelwertes eines modulierten Signals Configurable system for the extinction of the mean value of a modulated signal |
05/29/2012 | US8189722 Discrete denoising using blended counts |
05/29/2012 | US8189719 Detection of time-domain sequences sent on a shared control channel |
05/29/2012 | US8189707 DC offset correction of a radio frequency receiver used with a continuous transmission radio frequency signal |
05/29/2012 | US8188787 Peak detector for detecting peaks in a modulated signal |
05/24/2012 | US20120127962 Detection and mitigation of temporary (bursts) impairments in channels using scdma |
05/23/2012 | CN1998136B Advanced digital receiver |
05/23/2012 | CN1965491B System and method for synchronizing a portable transceiver to a network |
05/23/2012 | CN101652923B Fade equalizer |
05/23/2012 | CN101075816B Method for inhibiting digital frequency-variable image |
05/22/2012 | US8184752 Apparatus and method for hybrid automatic repeat request (HARQ) in wireless communication system |
05/22/2012 | CA2516767C Coherent am demodulator using a weighted lsb/usb sum for interference mitigation |
05/17/2012 | US20120119827 Demodulators |
05/16/2012 | CN102460206A Radar sensor with interference signal compensation |
05/15/2012 | US8180609 Jittery signal generation with discrete-time filtering |
05/15/2012 | US8180001 Adaptive equalization and interference cancellation with time-varying noise and/or interference |
05/15/2012 | US8180000 GNSS receiver |
05/15/2012 | US8179999 Decoding of blocks in radio communications |
05/15/2012 | US8179783 System and method of modulation and coding scheme adjustment for a LTE shared data channel |
05/10/2012 | US20120112831 Modulation and demodulation circuit |
05/09/2012 | EP2449400A1 Mixer assembly and radar sensor for motor vehicles |
05/08/2012 | US8175201 Systems and methods for adaptive equalization in recording channels |
05/08/2012 | US8175200 Hybrid correlation and least squares channel estimation |
05/08/2012 | US8175198 Matched filter and receiver |
05/08/2012 | US8175197 Preamble detection with unknown channel |
05/08/2012 | US8175193 Apparatus for recovering carrier wave in digital broadcasting receiver and method therefor |
05/08/2012 | US8174310 Quadrature modulation demodulation circuit |
05/03/2012 | US20120106983 Optimized normalized least mean square phase estimation |
05/03/2012 | US20120106678 Method and apparatus to improve acquisition of a quadrature amplitude modulated (qam) signal having a frequency offset |
05/03/2012 | US20120106677 Digital broadcasting system and method of processing data in digital broadcasting system |
05/03/2012 | US20120106617 System and method for anticipatory receiver switching based on signal quality estimation |
05/03/2012 | US20120106611 Phase locking loop |
05/03/2012 | US20120106609 System and method for channel classification |
05/01/2012 | US8170159 Preamble noise cancellation circuit |
05/01/2012 | US8170158 Digital cross-polar interference cancellation |
05/01/2012 | US8170155 Method and apparatus for channel quality measurements |
05/01/2012 | US8170148 Demodulation circuit, digital microwave system and demodulation method |
04/26/2012 | US20120099637 Systems and methods for performing dynamic channel estimation |
04/19/2012 | US20120093266 Apparatus and Method for Trellis-Based Detection in a Communication System |
04/19/2012 | US20120093265 Decoding of Forward Error Correction Codes in the Presence of Phase Noise |
04/19/2012 | DE102004036880B4 Verfahren und Vorrichtung zum Verringern von Rauschen in einem MCM-Signal Method and apparatus for reducing noise in a MCM signal |
04/18/2012 | CN101361263B 用于千兆比特速率数据检测的接收器和集成am-fm/iq解调器 A receiver for a gigabit rate data detection and integration of am-fm / iq demodulator |
04/17/2012 | US8160189 Method and system for communication channel characterization |
04/17/2012 | US8160187 Systems and methods for canceling crosstalk from digital multi-tone (DMT) signals |
04/17/2012 | US8160184 Radio clock and method for extracting time information |
04/17/2012 | US8160182 Symbol detector and sphere decoding method |
04/17/2012 | US8159291 AM (amplitude modulation) demodulation system for RFID reader device |
04/17/2012 | US8159290 Test apparatus, demodulation apparatus, test method, demodulation method and electric device |
04/17/2012 | US8159289 Chip card having an adjustable demodulation unit |
04/12/2012 | WO2012047692A1 Nfc device having a differential input envelope detector |
04/11/2012 | EP2438459A1 Radar sensor with interference signal compensation |
04/10/2012 | US8155254 Methods and systems using FFT window tracking algorithm |
04/10/2012 | US8155251 Detection of access bursts in a random access channel |
04/10/2012 | CA2592105C Method and apparatus for performing channel assessment in a wireless communication system |
04/05/2012 | US20120083205 Nfc device having a differential input envelope detector |
04/05/2012 | US20120082268 Method for digital wireless communications |
04/05/2012 | US20120081693 System for demodulating a signal |
04/03/2012 | US8149968 Estimating a signal-to-interference ratio in a receiver of a wireless communications system |
04/03/2012 | US8149961 Ranging in multi-band communication systems |
04/03/2012 | US8149960 Channel estimation for frequency selective multipath channels with long delay spreads based on an assumed physical channel |
04/03/2012 | US8149897 Method and apparatus for performing signal correlation for signals received from satellites in multiple satellite systems |
03/29/2012 | US20120076248 Covariance Factor Matrix Reuse |
03/29/2012 | US20120076247 SISO decoder for a block code |
03/29/2012 | US20120076243 Method for limiting interference received by a plurality of destinations |
03/27/2012 | US8144823 Signal processing device and signal processing method |
03/27/2012 | US8144822 Noise power estimation apparatus, noise power estimation method and signal detection apparatus |
03/27/2012 | US8144820 System and method for relative phase shift keying |
03/27/2012 | US8144818 Apparatus and methods for determining timing in a communication system |
03/22/2012 | US20120069935 Symbol-level combining for multiple input multiple output (mimo) systems with hybrid automatic repeat request (harq) and/or repetition coding |
03/22/2012 | DE10260749B4 Hochfrequenz-Leistungsdetektor mit dBm-linearer Kennlinie und dessen Verwendung zur Regelung der Leistung einer elektrischen HF-Schwingung High-frequency power detector with dBm linear characteristic and its use for controlling the power of an electrical HF oscillation |
03/20/2012 | US8139693 Apparatus and method for estimating inter-carrier interference power and noise power in a channel |
03/20/2012 | US8139691 Apparatus and method for selecting correlation scheme based on carrier frequency error |
03/20/2012 | US8138825 Multi-chip stack structure and signal transmission method thereof |
03/15/2012 | US20120063533 Encoding and decoding using constrained interleaving |
03/14/2012 | EP1464111B1 Multiple analog and digital downconversion |
03/13/2012 | US8135096 Method and system for the extension of frequency offset estimation range based on correlation of complex sequences |
03/13/2012 | US8135092 MIMO-OFDM wireless communication system |
03/08/2012 | US20120058741 Thermal-mechanical signal processing |
03/07/2012 | CN101635785B Digital broadcasting transmission/reception capable of improving receiving performance and signal processing method thereof |
03/06/2012 | US8130879 Apparatus and method for interference cancellation in receiver of communication system |
03/06/2012 | US8130878 Apparatus and method for estimating carrier-to-interference-and-noise ratio in an orthogonal frequency division multiplexing system |
03/06/2012 | US8130873 Carrier recovery apparatus usable with VSB type receiver and method thereof |
03/01/2012 | WO2012025409A1 Capacitive mems hf demodulator for ultra-low power applications |
03/01/2012 | US20120051462 Integrated low-if terrestrial audio broadcast receiver and associated method |
03/01/2012 | US20120051460 Apparatus and method for transmitting and receiving data in a communication or broadcasting system using linear block code |
03/01/2012 | US20120051411 Full-duplex radio frequency echo cancellation |
03/01/2012 | US20120051287 Implicit and explicit channel sounding for beamforming |
03/01/2012 | DE102010035248A1 Kapazitiver MEMS-HF-Demodulator für Ultra-Low-Power-Einsatz Capacitive MEMS RF demodulator for ultra-low-power applications |
02/28/2012 | US8126083 Apparatus for and method of controlling a sampling frequency of a sampling device |
02/22/2012 | CN101438494B 由从信道接收的信号的采样导出均衡值的装置和方法 Apparatus and method for sample derived from the equilibrium value of the received signal from the channel |
02/21/2012 | US8122332 Method and apparatus for error compensation |
02/21/2012 | US8121232 Transmitting/receiving system and method of processing broadcast signal in transmitting/receiving system |
02/21/2012 | US8121231 Method and device for channel response determination |
02/21/2012 | US8121230 Correction of mismatches between two I and Q channels |
02/21/2012 | US8121225 Estimating the angle of arrival of a signal received by an array of commutated antenna elements |