Patents
Patents for H04J 11 - Orthogonal multiplex systems (25,498)
10/2008
10/16/2008WO2008124686A1 Methods and systems for detecting a narrow-band interferer
10/16/2008WO2008124250A1 System and method for testing multiple packet data transmitters
10/16/2008WO2008123324A1 Wireless communication method, wireless communication system and base station
10/16/2008WO2008123265A1 Systems and methods for reducing peak to average cross-correlation for sequences designed by alternating projections
10/16/2008WO2008123037A1 Base station device, user device, and method used in mobile communication system
10/16/2008WO2008123028A1 Base station device, user device, and method in mobile communication system
10/16/2008WO2008123024A1 Base station, communication terminal, transmission method, and reception method
10/16/2008WO2008122744A1 Method for generating mutually orthogonal signals having a controlled spectrum
10/16/2008WO2007133888A3 Ofdm communication system, communication unit and method of communicating ofdm signals
10/16/2008US20080253279 Pilot Design for Ofdm Systems with Four Transmit Antennas
10/16/2008US20080253278 Techniques to Compress Modulation Patterns for Adaptive Bitloading
10/16/2008US20080253277 OFDM receiving circuit having multiple demodulation paths using oversampling analog-to-digital converter
10/16/2008US20080253276 Method and apparatus for multiplexing and demultiplexing asynchronous bitstreams
10/16/2008US20080253275 Barcode Reader, Location Finder, GPS, Navigational Interactive TDMA, GSM, GPRS, EDGE, CDMA, OFDM, Wi-Fi Wireless and Wired system
10/16/2008DE10027216B4 Vorrichtung und Verfahren zum Modulieren einer Datennachricht durch Verwendung von Codes mit orthogonalem veränderlichem Spreizungsfaktor (OVSF) in einem Mobilkommunikationssystem Apparatus and method for modulating a data message through the use of codes with orthogonal variable spreading factor (OVSF) in a mobile communication system
10/16/2008CA2682722A1 System and method for testing multiple packet data transmitters
10/16/2008CA2680836A1 Base station, communication terminal, transmission method, and reception method
10/16/2008CA2629161A1 System and method for real-time data transmission using adaptive time compression
10/15/2008EP1981302A1 Base station device, mobile station device, mobile station identifier allocation method, program, and recording medium
10/15/2008EP1981195A2 Method and apparatus for transmission and construction of quasi orthogonal vectors
10/15/2008EP1981193A1 A method and apparatus for assigning codes
10/15/2008EP1981192A1 Modulation parameter selecting method, modulation parameter selecting apparatus and communication apparatus
10/15/2008EP1981191A1 Communication control method, receiving station apparatus, transmitting station apparatus, and communication system
10/15/2008EP1570588B1 Apparatus and method for signal constitution for downlink of ofdma-based cellular system
10/15/2008CN101288254A Transmitting/receiving system, transmitting apparatus, and pilot signal multiplexing method used in them
10/15/2008CN101288253A Method and system for spreading and scrambling downlike physical channels
10/15/2008CN101286973A Signal-noise ratio estimation method for high-order orthogonal amplitude modulation technique
10/15/2008CN101286812A Pilot receiving and transmitting method and device in mixed carrier
10/15/2008CN101286755A Integrated receiver suitable for TDS-OFDM signal and TDS single carrier signal
10/15/2008CN100426709C Method and device for producing received used codes in CDMA radio communication system
10/14/2008US7436906 Synchronous detector with high accuracy in detecting synchronization and a method therefor
10/14/2008US7436897 OFDM receiving apparatus and receiving method thereof
10/14/2008US7436896 High rate transmit diversity transmission and reception
10/14/2008US7436881 Per-bin DFE for advanced OQAM-based multi-carrier wireless data transmission systems
10/14/2008US7436809 Communicating system, communicating method, base station, and mobile station
10/14/2008US7436802 Frequency hopping method in orthogonal frequency division multiplexing system
10/14/2008US7436760 Method for reading sensor
10/14/2008US7436759 Reception apparatus and method, and channel response measurement apparatus for receiving an orthogonal frequency divisional multiplexing signal
10/14/2008US7436758 Apparatus and method for transmitting/receiving pilot pattern set to distinguish base station in orthogonal frequency division multiplexing (OFDM) communication system
10/14/2008US7436757 Scattered pilot and filtering for channel estimation
10/09/2008WO2008120925A1 Method of transmitting sounding reference signal in wireless communication system
10/09/2008WO2008120557A1 Base station, user device, transmission method, and reception method
10/09/2008WO2008120283A1 Frequency offset compensating apparatus
10/09/2008WO2008120266A1 Data allocation method in radio communication system and radio communication system
10/09/2008WO2008119225A1 Ofdm/ofdma timing synchronization using non-consecutive pilot subcarrier assignment
10/09/2008WO2008092277A8 Multi-carrier modulation scheme using an identification sequence
10/09/2008US20080247307 Method, Apparatus And System For Detecting Mode And Guard Interval
10/09/2008DE102008010126A1 System mit einem OFDM-Kanalschätzer System with an OFDM channel estimator
10/09/2008CA2680862A1 Base station, user device, transmission method, and reception method
10/08/2008EP1978663A1 Transmitting device and transmitting method
10/08/2008EP1977545A2 Transmitting apparatus and method using tone reservation in ofdm system
10/08/2008EP1977544A1 Method and system for supporting scalable bandwidth
10/08/2008EP1228586B1 Method and apparatus for code allocation for variable data rates in a cdma system
10/08/2008EP0934638B1 Method and apparatus for superframe bit allocation in a discrete multitone (dmt) system
10/08/2008CN101283536A Radio transmitting apparatus, radio receiving apparatus, wireless communication method, and wireless communication system
10/08/2008CN101283535A Method for generating and detecting multiple pilot frequencies in multi-antenna communication system
10/08/2008CN101283534A Transmission/reception apparatus and method for channel estimation using packet data control channel in fdma communication and system using the same
10/08/2008CN101283533A Wireless communication base station device and pilot transmitting method
10/08/2008CN101282280A Method for transmitting control information on high speed share control channel
10/08/2008CN101282188A Wireless base station, mobile station, radio communication system, and radio communication method
10/08/2008CN101282128A Method for reinforcing predecessor of broadband radio communication system
10/07/2008US7433413 Data transmission apparatus and method in an OFDM communication system
10/07/2008US7433385 Code division multiple access communication
10/07/2008US7433298 Compensation for residual frequency offset, phase noise and I/Q imbalance in OFDM modulated communications
10/07/2008US7433297 Wireless internet access system and method
10/07/2008US7433296 Mode detection for OFDM signals
10/07/2008CA2362740C Apparatus and method for allocating orthogonal codes in cdma communication system having variable rate channel structure
10/07/2008CA2194659C Multipath resistant, orthogonal code-division multiple access system
10/02/2008WO2008118968A1 System and method for condensed frequency reuse in a wireless communication system
10/02/2008WO2008118529A2 Methods for polarization-based interference mitigation
10/02/2008WO2008118429A1 Scalable ofdm and ofdma bandwidth allocation in communication systems
10/02/2008WO2008117543A1 Receiver and receiving method
10/02/2008WO2008117427A1 Receiver
10/02/2008WO2008117401A1 Transmission diversity method, radio transmitting apparatus and radio receiving apparatus in wireless communication system
10/02/2008WO2008116353A1 A base station, frame structure and synchronization channel transmittion method for time division duplex systems
10/02/2008WO2008095023A3 Using a single fast hadamard transform to decode access probes from multiple users
10/02/2008WO2008089596A8 Interpolating method for an ofdm system and channel estimation method and apparatus
10/02/2008WO2008027957A3 Notch filtering for ofdm system with null postfix
10/02/2008US20080240149 Sharing channel estimates in cooperative wireless networks
10/02/2008US20080240081 Method, system and apparatus for providing rules-based restriction of incoming calls
10/02/2008US20080240001 Time division duplex wireless network and associated method using modulation groups
10/02/2008US20080239941 System and method for FFT window timing synchronization for an orthogonal frequency-division multiplexed data stream
10/02/2008US20080239940 Method of QAM Soft Demapping
10/02/2008DE102007023881A1 Verfahren und Vorrichtung zur Ermittlung einer unverkürzten Kanalimpulsantwort in einem OFDM-Übertragungssystem Method and apparatus for determining an unabbreviated channel-impulse response in an OFDM transmission system
10/02/2008CA2681736A1 Scalable ofdm and ofdma bandwidth allocation in communication systems
10/01/2008EP1976317A1 Base station, communication terminal, transmission method and reception method
10/01/2008EP1976169A1 Radio communication base station device and radio communication method
10/01/2008EP1976168A1 Base station, mobile station, and communication method
10/01/2008EP1976167A1 Transmission device, reception device, and communication method
10/01/2008EP1976166A1 An error control method and an interdependent relay system
10/01/2008EP1976155A1 Base station and downstream link channel transmission method
10/01/2008EP1976148A1 Communication device, mobile station, and method
10/01/2008EP1976133A1 High frequency circuit component and communication apparatus using such high frequency circuit component
10/01/2008EP1974568A1 Broadcast-centric cellular communication system, method, and mobile station
10/01/2008EP1974516A2 Method of generating code sequence and method of transmitting signal using the same
10/01/2008EP1974488A1 Method of physical resource management in a wideband communication system
10/01/2008EP1588494B1 Determining useable combinations of variables for transmitting a subpacket of an encoder packet
10/01/2008CN101278535A Method, apparatus and computer program product providing widely linear interference cancellation for multi-carrier systems
10/01/2008CN101278533A Radio transmission device, and radio transmission method
10/01/2008CN101278509A Receiver apparatus