Patents for H04J 9 - Multiplex systems in which each channel is represented by a different type of modulation of the carrier (524) |
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12/06/2011 | US8072873 Adaptive coding and modulation using linked list data structures |
11/22/2011 | US8064834 Method of allocating radio resources in multi-carrier system |
11/22/2011 | US8064425 Method for assigning frequency spectrum bandwidth of an OFDM and OFDMA coexistence system |
11/02/2011 | EP2382704A1 Electric motor and device for generating a signal for controlling the same |
09/27/2011 | US8027242 Signal coding and decoding based on spectral dynamics |
09/20/2011 | US8023396 Adaptive modulation for fixed wireless link in cable transmission system |
09/13/2011 | US8018829 Method and apparatus for OFDM based on 3D signal constellation |
08/16/2011 | US8000221 Adaptive pilot insertion for a MIMO-OFDM system |
07/19/2011 | US7983140 Transmitting apparatus, receiving apparatus, and communication system for formatting data |
07/12/2011 | US7978592 Method and apparatus for signaling in multiple user one-slot operation in wireless communication |
06/23/2011 | US20110149716 Apparatus and method for transmitting a sub-channel signal in a communication system using an orthogonal frequency division multiple access scheme |
06/14/2011 | US7961588 Communication device for receiving and transmitting OFDM signals in a wireless communication system |
06/07/2011 | US7957258 Communication device for receiving and transmitting OFDM signals in a wireless communication system |
05/24/2011 | US7948960 Radio transmission device |
05/18/2011 | EP2323293A1 Method for transferring control data, transmission system, transmitter, and receiver |
05/17/2011 | US7944807 System and method for implementing a single-wire serial protocol |
05/11/2011 | CN101217333B A transmission method and the corresponding acceptance method of channel resource reusing |
05/10/2011 | US7940638 MIMO communication system and method for communicating with single antenna and multi-antenna mobile stations |
04/26/2011 | US7933616 Method of estimating the distance between two radio equipments |
04/26/2011 | US7933325 Antenna driving apparatus |
02/15/2011 | US7889632 Radio communication system and radio communication method |
02/08/2011 | US7885176 Methods and apparatus for mapping modulation symbols to resources in OFDM systems |
02/01/2011 | US7881222 Method for allocating physical hybrid automatic repeat request indicator channel |
02/01/2011 | US7881180 Systems and method for orthogonal frequency divisional multiplexing |
01/11/2011 | US7869341 Method and apparatus for positioning pilot in an OFDMA mobile communication system |
12/29/2010 | CN101931521A Method and system for a data transmission in a communication system |
11/25/2010 | US20100296814 Method and device for optical data transmission |
11/23/2010 | US7839761 Apparatus and method for transmitting and receiving map information in a communication system |
11/23/2010 | US7839760 Transmitting and receiving systems for increasing service coverage in orthogonal frequency division multiplexing wireless local area network, and method thereof |
11/23/2010 | US7839759 Radio communication apparatus and radio communication method |
11/02/2010 | US7826341 Methods and systems for implementing a pseudo-noise signaling mechanism in wireless communication |
11/02/2010 | US7826340 Hierarchical modulation reverse link interface node providing multiple service levels |
11/02/2010 | US7826339 Hierarchical modulation reverse link interface node |
10/26/2010 | US7822800 Apparatus and method for performing a calculation operation |
10/21/2010 | US20100265814 Sequential transmission method |
09/28/2010 | US7804761 Multiplexing separately modulated channels |
08/24/2010 | US7782749 Method for mapping physical downlink control channel to resources and apparatus for transmitting/receiving the mapped physical downlink control channel in a wireless communication system |
08/17/2010 | US7778148 Method for allocating physical hybrid automatic repeat request indicator channel |
08/17/2010 | US7778147 MIMO communication system using an adaptive transmission mode switching technique |
08/12/2010 | US20100202551 Dual Mode Communication Systems And Methods |
08/10/2010 | US7773498 Transmitting/receiving apparatus, method, program, recording medium, and integrating circuit used in communication network |
07/29/2010 | WO2010083877A1 Electric motor and device for generating a signal for controlling the same |
07/20/2010 | US7760758 Method and apparatus for blindly separating mixed signals, and a transmission method and apparatus of mixed signals |
06/29/2010 | US7746816 Method and system for a power control in a communication system |
06/22/2010 | US7742388 Packet generation systems and methods |
06/17/2010 | US20100149961 Method oftransmitting and processing data and transmitter in a wireless communication system |
06/15/2010 | US7738355 Packet data transmission with optimum preamble length |
06/01/2010 | US7729374 Fibre channel interface apparatus and methods |
06/01/2010 | US7729233 Dual mode communication systems and methods |
05/25/2010 | US7724637 Method and apparatus for controlled spectrum multi-carrier modulation |
05/12/2010 | CN101707809A mixed waveform configuration for wireless communications |
05/06/2010 | US20100110872 Adaptive modulation for fixed wireless link in cable transmission system |
05/04/2010 | US7710856 Methods and systems for implementing a pseudo-noise signaling mechanism in wireless communication |
04/29/2010 | US20100103810 Modulation coding scheme selection in a wireless communication system |
04/28/2010 | CN1788444B Method and system for a data transmission in a communication system |
04/27/2010 | US7706246 Adaptive modulation for fixed wireless link in cable transmission system |
04/20/2010 | US7702030 Module to module signaling with jitter modulation |
04/13/2010 | US7697902 Radio frequency remote control |
04/13/2010 | US7697409 Transmitter apparatus and method for transmitting packet data units in a communication system |
04/06/2010 | US7693033 Multiple access method and radio apparatus utilizing the same |
03/31/2010 | CN101689701A Mimo天线装置及无线通信装置 Mimo antenna device and a radio communication apparatus |
03/16/2010 | US7680278 Domino scheme for wireless cryptographic communication and communication method incorporating same |
03/09/2010 | US7675842 Adaptive coding and modulation using linked list data structures |
02/18/2010 | US20100039925 Method of determining the location of the fft window and the delay spread for the platinum broadcast channel estimator |
02/02/2010 | US7656786 Method for pulse shape design for OFDM |
01/26/2010 | US7653363 System and apparatus for performing broadcast and localcast communications |
01/21/2010 | US20100014487 Method and system for a data transmission in a communication system |
12/30/2009 | WO2009105493A3 Method and apparatus for allocating resources in wireless communications system |
12/15/2009 | US7633848 Communication device for receiving and transmitting OFDM signals in a wireless communication system |
12/02/2009 | CN100566314C Equipment for wireless communications |
12/01/2009 | US7626918 Frequency offset differential pulse position modulation |
11/24/2009 | US7623440 Method and system for adaptive modulation |
10/27/2009 | US7609610 Data transmission method, data reception method, transmission device and reception device using the same, and communication system using the same |
10/27/2009 | US7609609 Apparatus and method for processing digital signal in an OFDMA wireless communication system |
10/22/2009 | US20090262757 Variable bit rate communication system |
10/21/2009 | EP2109942A1 Detection method and apparatus for a multi-stream mimo |
10/06/2009 | US7599390 Approximate bit-loading for data transmission over frequency-selective channels |
10/01/2009 | US20090245083 Adaptive transmissions for optimized application delivery in wireless networks |
09/22/2009 | US7593697 Adaptive coding and modulation |
09/15/2009 | US7590044 Method and apparatus for interleaving\within a communication system |
09/10/2009 | US20090225646 Methods and systems for choosing cyclic delays in multiple antenna ofdm systems |
09/01/2009 | US7583694 Data definition apparatus, systems, and methods |
09/01/2009 | US7583583 System and method for reducing peak-to-average power ratio in orthogonal frequency division multiplexing signals using reserved spectrum |
08/11/2009 | US7573902 Fibre channel interface unit |
07/21/2009 | US7564793 In-band call association signaling for a single number destination |
07/14/2009 | US7561897 System and apparatus for performing broadcast and localcast communications |
07/14/2009 | US7561510 Wireless LAN system |
07/07/2009 | US7558189 Image signal cancel-type heterodyne reception method and direct conversion orthogonal frequency division multiplexing reception method |
06/09/2009 | US7545731 Virtual buffer size management system for the transmission of blocks of data bits in an HS-DSCH downlink channel of a mobile communications network |
06/02/2009 | US7542411 Echo profile probe |
05/26/2009 | US7539122 Device and method for management of the transmission of blocks of data in an HS-DSCH downlink channel of a mobile communications network |
05/19/2009 | US7535860 Apparatus and method for transmitting/receiving pilot signal in communication system using OFDM scheme |
05/12/2009 | US7532563 Mechanism to improve quality of channel estimates in OFDM transmissions |
05/12/2009 | US7532562 High-data-rate communication link using multiple lower rate modems |
03/26/2009 | WO2009038545A1 Methods for network throughput enhancement |
03/04/2009 | EP1508212B9 Method and device for optical data transmission |
03/03/2009 | US7499474 Efficient HARQ control and channel quality feedback reporting for multicarrier systems |
02/26/2009 | DE10339886B9 Verfahren zur Neusynchronisation eines Mobilfunkempfängers bei einem Umschalten zwischen zwei unterschiedlichen Modulationsverfahren Re-synchronization method of a mobile receiver when switching between two different modulation methods |
02/10/2009 | US7489621 Adaptive puncturing technique for multicarrier systems |
01/27/2009 | US7483507 Method for resynchronization of a mobile radio receiver in the event of a changeover between two different modulation methods |