Patents
Patents for H04J 1 - Frequency-division multiplex systems (15,293)
09/2005
09/29/2005WO2005091541A2 Reduced channel quality feedback
09/29/2005WO2005091538A1 Peak power suppressor and peak power suppressing method
09/29/2005WO2005089479A2 Method and system for providing faster channel switching in a digital broadcast system
09/29/2005WO2005089388A2 Wireless transceiver system for computer input devices
09/29/2005WO2005089387A2 High-reliability computer interface for wireless input devices
09/29/2005US20050215288 Feeder cable reduction
09/29/2005US20050213596 Communication circuit and method
09/29/2005US20050213534 Delivery of buffered frames to power saving stations in wireless local area networks
09/29/2005US20050213512 Network device provided with ethernet interface
09/29/2005US20050213499 Synchronization loss resilient digital communication system using forward erasure correction
09/28/2005EP1579706A1 Method and apparatus for tailoring carrier power requirements according to availability in layered modulation systems
09/28/2005EP1579611A2 Automatic message accounting record creation system and method
09/28/2005EP1579226A2 System with multiple path fail over, fail back and load balancing
09/28/2005EP1360780B1 Satellite communication system with multiple variable data rate carrier
09/28/2005CN1675931A Domestic multimedia transmission method and system
09/28/2005CN1675925A Method and apparatus for performing channel detection
09/28/2005CN1675863A Method and apparatus providing multiple temporary block flow (TBF) mapping to upper layer when operating in GSM/EDGE radio access network (GERAN) A/Gb mode
09/28/2005CN1675844A Radio receiver having a variable bandwidth IF filter and method therefor
09/27/2005US6950428 System and method for configuring adaptive sets of links between routers in a system area network (SAN)
09/22/2005WO2005089006A1 Scheduling method and base station apparatus
09/22/2005WO2005086610A2 Shared network ring protection
09/22/2005US20050208937 Receiving device and integrated circuit for reception
09/22/2005US20050207760 Method and system for communicating a clock signal over an optical link
09/22/2005US20050207449 Method and system for providing faster channel switching in a digital broadcast system
09/22/2005US20050207417 Method and apparatus for multicast packet readout control
09/22/2005US20050207367 Method for channel quality indicator computation and feedback in a multi-carrier communications system
09/22/2005US20050207349 System and method for measuring quality of communication
09/21/2005CN1672344A Transmitting apparatus, receiving apparatus, radio communication method, and radio communication system
09/20/2005US6947391 Method of optimizing a network
09/20/2005US6947388 Method and system for a real-time bandwidth allocation scheduler for media delivery
09/20/2005US6947380 Guaranteed bandwidth mechanism for a terabit multiservice switch
09/20/2005US6947376 Local information-based restoration arrangement
09/15/2005WO2005086516A1 Frequency channel assigning system, base station, control station, inter-system common control apparatus, frequency channel assigning method and control method
09/15/2005US20050203977 Method and apparatus for reducing the crest factor of a signal
09/15/2005US20050201418 Mold for a golf ball
09/15/2005US20050201316 Wireless network system, relay terminal and program
09/15/2005US20050201314 Radio communication method, radio communication terminal and radio lan system
09/15/2005US20050201296 Reduced channel quality feedback
09/15/2005US20050201277 Communication method and apparatus
09/15/2005US20050201276 Method and system for allocating protection path resources
09/15/2005US20050201267 Centralized buffer architecture for an orthogonal frequency division multiplexing (ofdm) receiver
09/14/2005EP1575322A2 Spectrum sharing in the unlicensed band
09/14/2005EP1573994A2 System and method for communicating digital information using time-and-frequency-bounded base functions
09/14/2005CN1669273A Radio communication method, radio communication terminal and radio LAN system
09/14/2005CN1669264A Time-frequency interleaved MC-CDMA for quasi-synchronous systems
09/14/2005CN1668036A Method and apparatus for reducing the crest factor of a signal
09/13/2005US6944231 Demodulation of multiple-carrier phase-modulated signals
09/13/2005US6944149 Apparatus and method or searching for PN sequence phase in multi-carrier CDMA mobile communication system
09/13/2005US6944120 Method and system for tiered digital television terrestrial broadcasting services using multi-bit-stream frequency interleaved OFDM
09/13/2005US6944118 System and method for communicating digital information using time-and-frequency-bounded base functions
09/13/2005CA2298938C Coherent detection system for multicarrier modulation
09/09/2005WO2005084063A1 Swapping voice and video calls
09/09/2005WO2005081713A2 Ultra-wideband communication protocol
09/08/2005US20050198686 Advanced, adaptive video multiplexer system
09/08/2005US20050198672 Wireless transmission/reception system
09/08/2005US20050195864 Terminal relay device and relay method
09/08/2005US20050195861 Sound communication system and mobile station
09/08/2005US20050195860 Combining data streams conforming to mutually exclusive signaling protocols into a single IP telephony session
09/08/2005US20050195819 Communication device
09/08/2005US20050195739 Protecting a network using protected working capacity envelopes
09/07/2005EP1570664A2 Context aware transmission management method
09/07/2005EP1570370A1 Methods and systems for multiuser selective notification
09/07/2005EP1570359A2 Methods and systems for directory information lookup
09/07/2005CN1666452A Apparatus and method for transmitting and receiving side information about selective mapping in an orthogonal frequency division multiplexing communication system
09/06/2005US6941426 System for head and tail caching
09/06/2005US6941078 Method and system for communicating a clock signal over an optical link
09/01/2005WO2005081458A1 A method of probing a node
09/01/2005WO2005081437A1 Multiplexing scheme in a communication system
09/01/2005US20050193116 Method for transitioning between coordination modes for interfering neighbor networks
09/01/2005US20050190863 Receiving device and integrated circuit for reception
09/01/2005US20050190862 Receiving device and integrated circuit for reception
09/01/2005US20050190861 Receiving device and integrated circuit for reception
09/01/2005US20050190794 Video multiplexer system providing low-latency VCR-like effects and program changes
09/01/2005US20050190695 Intelligent collaboration across network systems
09/01/2005US20050190694 Method and apparatus for wire-speed application layer classification of upstream and downstream data packets
09/01/2005US20050190690 Multi-port, gigabit serdes transceiver capable of automatic fail switchover
08/2005
08/31/2005EP1568202A2 Method and apparatus for adaptive message notification
08/31/2005EP1568201A1 Methods and systems for cpn triggered collaboration
08/31/2005EP1568198A2 Methods and systems for a call log
08/31/2005EP1568196A1 Methods and systems for line management
08/31/2005EP1568195A1 Method and systems for single number text messaging
08/31/2005EP1568194A2 Methods and systems for call management with user intervention
08/31/2005EP1568193A2 Methods and systems for computer enhanced conference calling
08/31/2005EP1568170A1 Methods and systems for configuring and providing conference calls
08/31/2005EP1568169A2 Methods and systems for automatic forwarding of communications to a preferred device
08/31/2005EP1568162A2 Methods and systems for conference call buffering
08/31/2005EP1568150A2 Methods and systems for automatic communication line management based on device location
08/31/2005CN1663267A Full-service broadband cable modem system
08/31/2005CN1663165A Fault-tolerant broadcast router
08/31/2005CN1663161A MT-CDMA using spreading codes with interference-free windows
08/31/2005CN1663137A Ultra-wideband signal receiver using frequency sub-bands
08/31/2005CN1661981A Network for telephony and data communication
08/31/2005CN1217519C Method and apparatus for analyzing composite carrier singal
08/30/2005US6937619 Method and system for comparison-based prioritized bit rate conversion
08/30/2005US6937568 Adaptive rate shaping to prevent overflow
08/30/2005US6937108 Methods and apparatus for offset chirp modulation
08/25/2005WO2005078976A1 Methods and apparatus for multi-carrier communication systems with automatic repeat request (arq)
08/25/2005WO2005062514A3 Method, apparatus and system of multiple-input-multiple-output wireless communication
08/25/2005US20050185679 Demultiplexer and multiplexer
08/25/2005US20050185674 Method and system for manual adminission control with user options