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Class Information
Number: 375/340
Name: Pulse or digital communications > Receivers > Particular pulse demodulator or detector
Description: Subject matter including specific details of the apparatus to convert the pulse signal back to baseband.


Sub-classes under this class:

Class Number Class Name Patents
375/343 Correlative or matched filter 1,083
375/342 Locating predetermined portion of pulse 260
375/341 Maximum likelihood decoder or viterbi decoder 1,362


Patents under this class:

Patent Number Title Of Patent Date Issued
7583763 Multi input multi output wireless communication reception method and apparatus Sep. 1, 2009
7583762 Reduced-complexity multiple-input, multiple-output detection Sep. 1, 2009
7583761 Channel estimation for wireless systems without matrix inversion Sep. 1, 2009
7583760 Calculation of soft decision values using reliability information of the amplitude Sep. 1, 2009
7583753 Methods and transmitters for loop-back adaptive pre-emphasis data transmission Sep. 1, 2009
7583742 Multi-band DMT receiver Sep. 1, 2009
7583722 Scaling using gain factors for use in data detection Sep. 1, 2009
7580487 Apparatus and method for estimating a carrier to interference and noise ratio in a communication system Aug. 25, 2009
7580484 Orthogonal frequency division multiplexing (OFDM) demodulator, integrated circuit for OFDM demodulation and OFDM demodulation method Aug. 25, 2009
7580467 System and method for multiple signal carrier time domain channel estimation Aug. 25, 2009
7577216 Guard interval and FFT mode detector in DVB-T receiver Aug. 18, 2009
7577206 OFDM signal receiving apparatus and method for estimating common phase error of OFDM signals using data subcarriers Aug. 18, 2009
7577191 Apparatus for automatically detecting BER measurement signal Aug. 18, 2009
7577187 Method of noise factor computation for chip equalizer in spread spectrum receiver Aug. 18, 2009
7573956 Time encoding and decoding of a signal Aug. 11, 2009
7573910 Wireless device with dynamic fragmentation threshold adjustment Aug. 11, 2009
7571203 Processing device for a pseudo inverse matrix and V-BLAST system Aug. 4, 2009
7570716 Data carrier provided with at least two decoding stages Aug. 4, 2009
7570715 Digital signal receiving circuit Aug. 4, 2009
7567633 Reception device with data recovery mechanism, adapted to transmission system using a direct spread spectrum sequence Jul. 28, 2009
7567632 Specific phase position detection circuit and method of the same Jul. 28, 2009
7565150 Reducing DSP schedule bottlenecks in a wireless communication system Jul. 21, 2009
7561640 Method and apparatus for interative noise whitening with causal and anti-causal prediction filters Jul. 14, 2009
7561639 Method and device for estimating channel properties of a transmission channel Jul. 14, 2009
7561626 Method and system for channel estimation in a data transmission system Jul. 14, 2009
7558352 Apparatus and method for preprocessing of pilot symbols for channel estimation by means of adaptive low-pass filtering Jul. 7, 2009
7558339 Asynchronous ZCD demodulator/decoder Jul. 7, 2009
7555080 Digital broadcasting receiving system and equalizing method thereof Jun. 30, 2009
7555069 Apparatus and method for receiving a forward packet data control channel in a mobile communication system supporting packet data service Jun. 30, 2009
7555068 Producing control signals indicating transmit diversity and no transmit diversity Jun. 30, 2009
7555067 Method and apparatus for decoder input scaling based on interference estimation in CDMA Jun. 30, 2009
7555064 System and method for estimating noise power level in a multi-signal communications channel Jun. 30, 2009
7555047 Apparatus, method and computer program for detecting echo in the frequency domain Jun. 30, 2009
RE40779 Communication system Jun. 23, 2009
7551678 OFDM transceiver apparatus Jun. 23, 2009
7548598 Method and apparatus for iteratively improving the performance of coded and interleaved communication systems Jun. 16, 2009
7548596 Ethernet channel estimation device and method Jun. 16, 2009
7548577 Frequency domain joint detection for wireless communication systems Jun. 16, 2009
7548576 Self organization of wireless sensor networks using ultra-wideband radios Jun. 16, 2009
7546088 Method and apparatus for blending an audio signal in an in-band on-channel radio system Jun. 9, 2009
7545872 Signal component demultiplexing apparatus, filter apparatus, receiving apparatus, communication apparatus, and communication method Jun. 9, 2009
7545845 Wireless communication system, wireless transmitter, wireless receiver, wireless communication method, wireless transmission method and wireless reception method Jun. 9, 2009
7542527 Frequency offset correction circuit device Jun. 2, 2009
7542526 Integer cycle event detection using wavelet pass filter system and method Jun. 2, 2009
7542486 Method of processing an incident pulsed UWB signal received by an independent data device of a wireless data communication system of the WPAN type, and corresponding independent data device Jun. 2, 2009
7539272 Frequency error estimation and correction in a SAIC linear equalizer May. 26, 2009
7539267 Impulse radio systems with multiple pulse types May. 26, 2009
7539238 Extended algorithm data estimator May. 26, 2009
7535976 Apparatus and method for integration of tuner functions in a digital receiver May. 19, 2009
7535952 Reception apparatus and method of a mobile station in an mobile communication system May. 19, 2009



 
 
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