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Class Information
Number: 375/260
Name: Pulse or digital communications > Systems using alternating or pulsating current > Plural channels for transmission of a single pulse train
Description: Subject matter in which more than one transmission channel is utilized to convey one pulse train.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7620128 |
Minimum mean squared error approach to interference cancellation and maximum likelihood decoding of space-time block codes |
Nov. 17, 2009 |
| 7620115 |
Space code block coding and spreading apparatus and method for transmission diversity and CDMA diversity transmitter and CDMA mobile station receiver using the same |
Nov. 17, 2009 |
| 7620113 |
Selectively changing demodulation modes depending on quality of received signal or a control signal |
Nov. 17, 2009 |
| 7620112 |
Adaptive basis functions in a multicarrier communication system |
Nov. 17, 2009 |
| 7620111 |
Symbol interleaving |
Nov. 17, 2009 |
| 7620096 |
Equal BER power control for uplink MC-CDMA with MMSE successive interference cancellation |
Nov. 17, 2009 |
| 7619963 |
OFDM signal frame generator, transmitter, signal transmission system and OFDM signal frame generating method |
Nov. 17, 2009 |
| 7616716 |
Synchronisation in a receiver |
Nov. 10, 2009 |
| 7616704 |
Broadband multicarrier transmitter with subchannel frequency diversity for transmitting a plurality of spatial streams |
Nov. 10, 2009 |
| 7616699 |
Method of soft bit metric calculation with direct matrix inversion MIMO detection |
Nov. 10, 2009 |
| 7616696 |
System and method to increase sector throughput in a multi-carrier operation |
Nov. 10, 2009 |
| 7616695 |
MIMO equalizer design: an algorithmic perspective |
Nov. 10, 2009 |
| 7616678 |
Multi-carrier constant envelope signal scheme for power and bandwidth efficient communications |
Nov. 10, 2009 |
| 7616553 |
Apparatus and method for clock synchronization in a multi-point OFDM/DMT digital communications system |
Nov. 10, 2009 |
| 7613257 |
Synchronizing method for impulse radio network |
Nov. 3, 2009 |
| 7613245 |
Method and apparatus for multiplexing data and control information in wireless communication systems based on frequency division multiple access |
Nov. 3, 2009 |
| 7613244 |
System for communicating channel quality information |
Nov. 3, 2009 |
| 7613243 |
Interleaver and parser for OFDM MIMO systems |
Nov. 3, 2009 |
| 7613242 |
Method and system for multicarrier communication between a base station and subscribers of different bandwidths |
Nov. 3, 2009 |
| 7613234 |
Near-end, far-end and echo cancellers in a multi-channel transceiver system |
Nov. 3, 2009 |
| 7613102 |
Apparatus and method for clock synchronization in a multi-point OFDM/DMT digital communications system |
Nov. 3, 2009 |
| 7613101 |
Receiving processing method and apparatus |
Nov. 3, 2009 |
| 7609795 |
Interpolation module, interpolator and methods capable of recovering timing in a timing recovery apparatus |
Oct. 27, 2009 |
| 7609793 |
Radio receiver and radio receiving method |
Oct. 27, 2009 |
| 7609789 |
Phase noise compensation for MIMO WLAN systems |
Oct. 27, 2009 |
| 7609775 |
Radio communication apparatus and communication method |
Oct. 27, 2009 |
| 7609774 |
Beamforming transceiver architecture with enhanced channel estimation and frequency offset estimation capabilities in high throughput WLAN systems |
Oct. 27, 2009 |
| 7609773 |
Method of determining the location of the FFT window and the delay spread for the platinum broadcast channel estimator |
Oct. 27, 2009 |
| 7609772 |
Apparatus and method for optimally compensating for imbalance between in-phase and quadrature-phase in a zero-IF OFDM receiver |
Oct. 27, 2009 |
| 7609750 |
Segment-wise channel equalization based data estimation |
Oct. 27, 2009 |
| 7609611 |
Method for transmitting an offset modulated biorthogonal multicarrier signal (BFDM/OM) |
Oct. 27, 2009 |
| 7609608 |
Method and apparatus for data transfer using a time division multiple frequency scheme with additional modulation |
Oct. 27, 2009 |
| 7606319 |
Method and detector for a novel channel quality indicator for space-time encoded MIMO spread spectrum systems in frequency selective channels |
Oct. 20, 2009 |
| 7606317 |
Channel optimization system |
Oct. 20, 2009 |
| 7606316 |
MIMO-OFDM preamble for channel estimation |
Oct. 20, 2009 |
| 7602872 |
Scheduling apparatus and method in a multicarrier communication system |
Oct. 13, 2009 |
| 7602870 |
Symbol timing estimation in communication systems |
Oct. 13, 2009 |
| 7602855 |
Method and apparatus for singular value decomposition of a channel matrix |
Oct. 13, 2009 |
| 7602854 |
Method of receiving of OFDM signal having repetitive preamble signal |
Oct. 13, 2009 |
| 7602853 |
Method and apparatus for channel estimation |
Oct. 13, 2009 |
| 7602852 |
Initial parameter estimation in OFDM systems |
Oct. 13, 2009 |
| 7602697 |
Systems and methods for reducing the peak-to-average-power ratio in an OFDM-based system |
Oct. 13, 2009 |
| 7599440 |
Downlink control channel allocation method in mobile communication system |
Oct. 6, 2009 |
| 7599422 |
Adjustable dual-band link |
Oct. 6, 2009 |
| 7599282 |
Wide frequency offset correction using encoded interburst phase differences |
Oct. 6, 2009 |
| 7596181 |
Apparatus and method for frequency synchronization in OFDM system |
Sep. 29, 2009 |
| 7596114 |
Data transmission system in broadband wireless access system using band AMC and method thereof |
Sep. 29, 2009 |
| 7596080 |
Method for distributing data on an OFDM time-frequency grid allowing for coordination of interferences and adaptive subcarrier frequency allocation, a base transceiver station, a base station |
Sep. 29, 2009 |
| 7594010 |
Virtual antenna array |
Sep. 22, 2009 |
| 7593742 |
Received communication signal processing methods and components for wireless communication equipment |
Sep. 22, 2009 |
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