| Patents for H04L 27 - Modulated-carrier systems (89,721) |
|---|
| 06/23/2005 | US20050135496 Arrangements and methods for per tone equalization with reduced complexity |
| 06/23/2005 | US20050135494 Forming multi-carrier signals |
| 06/23/2005 | US20050135493 Method and adaptive bit interleaver for wideband systems using adaptive bit loading |
| 06/23/2005 | US20050135492 Interference-weighted communication signal processing systems and methods |
| 06/23/2005 | US20050135459 Extending orthogonal frequency division multiplexed wireless local area networks using direct sequence spread spectrum/complementary code keying |
| 06/23/2005 | US20050135432 OFDM frequency offset estimation apparatus and method |
| 06/23/2005 | US20050135324 Apparatus for OFDMA transmission and reception for coherent detection in uplink of wireless communication system and method thereof |
| 06/23/2005 | US20050135312 Apparatus and method for prioritized apportionment of transmission power in a multi-carrier terminal |
| 06/23/2005 | US20050135308 Frequency division multiplexing of multiple data streams in a wireless multi-carrier communication system |
| 06/23/2005 | US20050135253 Data transmitting method with hybrid automatic repeat request in multi-carrier system |
| 06/23/2005 | US20050135229 Ultra wide bandwidth receiver with tone grouping and spreading |
| 06/23/2005 | US20050134428 Combined tire pressure monitoring and keyless entry receiver |
| 06/23/2005 | US20050134396 Polar modulation using amplitude modulated quadrature signals |
| 06/23/2005 | DE102004047684A1 Transmission device for movable-type communication apparatus, has electric power control unit outputting respective controls signals, to input unit of predistortion unit, so as to switch predistortion unit between two operating states |
| 06/23/2005 | CA2657472A1 Multi-antenna system to simultaneous support of miso and mimo receivers |
| 06/23/2005 | CA2579749A1 Multidimensional signal modulation and/or demodulation for data communications |
| 06/23/2005 | CA2548743A1 Adaptive fec codeword management |
| 06/23/2005 | CA2548736A1 Dsl system estimation and parameter recommendation |
| 06/23/2005 | CA2548287A1 Multicarrier orthogonal spread-spectrum (moss) data communications |
| 06/23/2005 | CA2547488A1 Fft architecture and method |
| 06/22/2005 | EP1545083A1 Apparatus and method with reduced complexity for per tone equalization in a multicarrier system |
| 06/22/2005 | EP1545041A2 Data transmitting method with hybrid automatic repeat request in multi-carrier system |
| 06/22/2005 | EP1545037A1 Point-to-point microwave radio system |
| 06/22/2005 | EP1545033A1 Multi-carrier communication method and multi-carrier communication method |
| 06/22/2005 | EP1545024A1 Adaptive antenna radio communication device |
| 06/22/2005 | EP1545018A1 Method for demodulating UWB pulse sequences encoded according to an On-Off Keying modulation scheme |
| 06/22/2005 | EP1543665A1 Device and method for identifying a useful signal in a receiver |
| 06/22/2005 | EP1543646A1 Timing correction circuit for digital transceivers |
| 06/22/2005 | EP1543631A1 Variable-length correlator for spread-spectrum communications |
| 06/22/2005 | EP1543628A2 Systems and methods for improving range for multicast wireless communication |
| 06/22/2005 | EP1543627A2 System and method for antenna diversity using equal power joint maximal ratio combining |
| 06/22/2005 | EP1490985A4 Apparatus and method for transmitting signal in mobile communication system |
| 06/22/2005 | EP1485991A4 Slicing algorithm for multi-level modulation equalizing schemes |
| 06/22/2005 | EP1474877B1 Modular device for multiple reception of a modulated signal |
| 06/22/2005 | EP1344325B1 Radio transmission device and method for aligning parameters thereof |
| 06/22/2005 | EP1075752B1 Transmitter/receiver for gmsk and offset-qam |
| 06/22/2005 | CN1630993A Method and apparatus for spread spectrum radio signal recovery in wideband spread spectrum communication systems |
| 06/22/2005 | CN1630978A Digital phase locked loop |
| 06/22/2005 | CN1630413A Method and apparatus for enhancing the call access rate in a communication system |
| 06/22/2005 | CN1630284A Apparatus and method for cancelling interference in an OFDM system using multiple antennas |
| 06/22/2005 | CN1630283A Method of transmitting preamble for synchronization in a MIMO-OFDM system |
| 06/22/2005 | CN1630281A Framing structure for digital broadcasting and interactive services |
| 06/22/2005 | CN1630280A Method and apparatus for providing carrier synchronization in digital broadcast and interactive systems |
| 06/22/2005 | CN1630230A Dsrc controller and a method therefor |
| 06/22/2005 | CN1630227A Data transmission method having HARQ in multi-carrier system |
| 06/22/2005 | CN1630225A Disturbing code and preamble generating device |
| 06/22/2005 | CN1630222A Clock synchronization method and equipment in multi-signal multiplexing processing procedure |
| 06/22/2005 | CN1630211A Method for demodulating UWB pulse sequences encoded according to an on-off keying modulation scheme |
| 06/22/2005 | CN1630201A ASK demodulation device and wireless device using the same |
| 06/22/2005 | CN1207908C Method based on slide window for estimating and equalizing channels of block signals containing pilot |
| 06/22/2005 | CN1207881C Method of OSDM radio communication system frequency deviation compensation and its circuit device |
| 06/22/2005 | CN1207880C Timing and frequency shift system and method using analytic sound for OFDM system |
| 06/22/2005 | CN1207879C Viterbi equalization using precalculated metrics increments |
| 06/22/2005 | CN1207865C Method and transmitter device for transmitting data symbols from user signals via radio interface of mobile communication system |
| 06/22/2005 | CN1207862C Diversity device with improved ability to reproduce carrier in synchronous detection |
| 06/22/2005 | CN1207848C Method for generating signal for multi-emitting and multi-receiving transmitter antenna, and receiver |
| 06/21/2005 | US6909877 Carrierless ultra wideband wireless signals for conveying data |
| 06/21/2005 | US6909761 Digital communication system having improved pilot encoding |
| 06/21/2005 | US6909757 Methods, transmitters, and computer program products for transmitting a signal by adjusting a delay between an amplitude component of the signal and a phase component of the signal based on the transmission power |
| 06/21/2005 | US6909755 Method and system for increasing data throughput in communications channels on an opportunistic basis |
| 06/21/2005 | US6909754 Method and quadrature device for compensating mismatch in parallel paths by switching signals therein |
| 06/21/2005 | US6909742 Method and apparatus for reducing interference in a data stream using autocorrelation derived equalization |
| 06/21/2005 | US6909738 Method in a receiver and a receiver |
| 06/21/2005 | US6909344 Band switchable filter |
| 06/21/2005 | US6909337 Noncoherent pulse position and phase shift keying transmission/reception system and a transmission/reception signal processing method therefor |
| 06/21/2005 | US6909326 Amplifier modulation |
| 06/21/2005 | US6909270 Phase detector capable of detecting an accumulated value of phase displacement at a high speed and frequency stability measuring apparatus for arbitrary nominal frequency using the same |
| 06/21/2005 | CA2322246C Method and system for detection of short digital radio messages |
| 06/16/2005 | WO2005055619A2 Method to inject hierarchical data onto single carrier stream |
| 06/16/2005 | WO2005055544A1 Interleaving circuit for a multiband ofdm transceiver |
| 06/16/2005 | WO2005055543A1 Channel estimation for ofdm systems |
| 06/16/2005 | WO2005055542A1 Device and method for correcting a data error in communication path |
| 06/16/2005 | WO2005055541A1 Avoidance of discontinuities when switching between modulation schemes |
| 06/16/2005 | WO2005055527A1 Method and apparatus for providing an efficient control channel structure in a wireless communication system |
| 06/16/2005 | WO2005055508A1 Improved communications apparatus and methods |
| 06/16/2005 | WO2005055505A2 Forward error correction coding in communication networks |
| 06/16/2005 | WO2005055489A2 Method to minimize compatibility error in hierarchical modulation using variable phase |
| 06/16/2005 | WO2005055479A1 Wireless transmission apparatus and peak power suppressing method in multicarrier transmission |
| 06/16/2005 | WO2005055475A1 Method and apparatus for producing rz-dpsk modulated optical signals |
| 06/16/2005 | WO2005055450A2 Receiving device and receiving method |
| 06/16/2005 | WO2005055444A2 Method to create hierarchical modulation in ofdm |
| 06/16/2005 | WO2005055443A2 Method to optimize hierarchical modulation for a diversity system |
| 06/16/2005 | WO2005055440A2 Method to minimize compatibility error in hierarchical modulation |
| 06/16/2005 | WO2005055437A2 Method for allocating and accessing radio resources in ofdma system |
| 06/16/2005 | WO2005034435A3 Packet for a high-throughput wideband wireless local area network, comprising a wideband-header field identifying sub-fields in this header and presence of a wideband data field |
| 06/16/2005 | WO2005034388A3 Determination of gain factors for wireless communication power |
| 06/16/2005 | WO2004059897A3 Frequency hopping method in orthogonal frequency division multiplexing system |
| 06/16/2005 | WO2004017529A3 Method and system for maximizing data throughput rate in a power line communications system by modifying payload symbol length |
| 06/16/2005 | US20050132223 Data definition apparatus, systems, and methods |
| 06/16/2005 | US20050130684 Method for assigning channels based on spatial division multiplexing in an orthogonal frequency division multiplexing system with multiple antennas |
| 06/16/2005 | US20050129413 Method of transmitting information with the help of chaotic signals |
| 06/16/2005 | US20050129155 Receiver, receiving method, reception controlling program, and recording medium |
| 06/16/2005 | US20050129154 Wireless communication apparatus using fast fourier transforms to create, optimize and incorporate a beam space antenna array in an orthogonal frequency division multiplexing receiver |
| 06/16/2005 | US20050129153 Ultra wideband communication system, method and device with low noise reception |
| 06/16/2005 | US20050129149 Detecting GSM downlink signal frequency correction burst |
| 06/16/2005 | US20050129148 Control algorithm in QAM modems |
| 06/16/2005 | US20050129147 Method and system for modulating and detecting high datarate symbol communications |
| 06/16/2005 | US20050129145 E8-VSB reception system |
| 06/16/2005 | US20050129144 System and method for deriving symbol timing |
| 06/16/2005 | US20050129143 Channel equalizing device and method of digital broadcasting receiving system |