Patents
Patents for H04B - Transmission (2,303)
09/2005
09/15/2005WO2004100386A3 Method and apparatus for exchanging air-interface information during a dormant packet data session
09/15/2005US20050201752 System and method for subcarrier modulation as supervisory channel
09/15/2005US20050201487 Pre-distortion method, measurement arrangement, pre-distorter structure, transmitter, receiver and connecting device
09/15/2005US20050201453 Method and device for controlling transmission of sets of data
09/15/2005US20050201311 Methods and apparatus for providing a tolerable delay for slotted messages in wireless communication networks
09/14/2005EP1573929A2 End-to-end location privacy in telecommunications networks
09/14/2005EP1573928A2 Apparatus, and associated method, for performing joint equalization in a multiple-input, multiple-output communication system
09/14/2005EP1573924A2 Conditional access system
09/09/2005WO2005083916A1 Simulating data transfer between transmitter and receiver
09/09/2005WO2005048466A3 A method and apparatus for interrupting a transmission of a multicast signal
09/09/2005WO2005041426A3 Information and security audio and video transmission reception system
09/09/2005WO2005031988A3 Hand-held wireless network analyzer
09/08/2005US20050194992 System for transmission line termination by signal cancellation
09/01/2005WO2005081419A1 Data transmission method, communication system, base station and transceiver
09/01/2005WO2005006573A3 Method and system for coded null packet-aided synchronization
08/2005
08/31/2005EP1569360A1 Spread-spectrum system and method
08/31/2005EP1568144A2 System and method for heterodyning an ultrasonic signal
08/31/2005CN1217493C Wireless transceiver with subtractive filter compensating both transmit receive artifacts
08/30/2005US6937584 Method and apparatus for controlling gain level of a supplemental channel in a CDMA communication system
08/30/2005US6937056 System and method for transmission-line termination by signal cancellation, and applications thereof
08/25/2005WO2005029711A3 Single-ended input, differential output low noise amplifier
08/25/2005US20050187728 Estimator for determining signal-to-interference ratio with reduced bias effect
08/25/2005US20050185733 Data transmission method, communication system, base station and transceiver
08/23/2005US6934320 Orthogonalized spatial multiplexing for wireless communication
08/18/2005WO2005076556A1 Data processing method, equalizer and receiver
08/18/2005US20050181812 Identifying remote radio units in a communication system
08/17/2005EP1563623A2 Method and apparatus for determining signal-to-interference ratio with reduced bias effect
08/11/2005WO2005041424A3 Wireless communications network management system
08/11/2005WO2004079923A3 Method and apparatus for audio compression
08/11/2005US20050175131 Data processing method, equalizer and receiver
08/11/2005US20050175125 Ultra-wideband correlating receiver
08/11/2005US20050175122 Signal detection using sphere decoding technique
08/11/2005US20050175023 Method of reducing near-end crosstalk in an MxU networking architecture
08/10/2005EP1561291A1 Amplitude and phase matching for layered modulation reception
08/09/2005US6928290 Method and apparatus for network-assisted automatic confirmation of short message service delivery
08/09/2005US6928103 Rach receiving apparatus
08/09/2005US6927728 Method and apparatus for multi-antenna transmission
08/04/2005WO2005071917A1 Bi-directional data transfer between a mobile phone and a computing device
08/04/2005WO2005029710A3 Communication protocol over power line communication network
08/04/2005WO2005002069A3 Fast lock phase lock loop and method thereof
08/04/2005WO2004066511A3 Method and apparatus for network management using perceived signal to noise and interference indicator
08/04/2005US20050170834 Systems and methods for handover between space based and terrestrial radioterminal communications
08/03/2005CN1650565A Switch frame, method of transmitting the switch frame and a quality indicator channel structure including the switch frame
08/03/2005CN1650553A Communication device
07/2005
07/28/2005WO2005067386A2 Method and apparatus for determining the efficiency of radio publicity and/or broadcasted programs
07/28/2005WO2005046064A3 Ring optical parametric oscillator/optical parametric amplifier combination in single beamline
07/28/2005WO2005022759A3 Filter for selectively processing optical and other signals
07/28/2005WO2004051867A3 Optical communications imager
07/28/2005US20050162294 Radio frequency digital-to-analog converter
07/27/2005EP1556959A2 Bidirectional turbo isi canceller-based dsss receiver for high-speed wireless lan
07/27/2005EP1556956A2 System and method for communicating images between intercommunicating users
07/27/2005CN1647476A Data-directed frequency-and-phase lock loop for decoding an offset-qam modulated signal having a pilot
07/27/2005CN1647407A Orthogonalized spatial multiplexing for wireless communication
07/27/2005CN1647310A A device for coupling radio frequency energy from various transmission lines using variable impedance transmission lines
07/21/2005WO2005046062A3 Signal processing apparatus and method using multi-output mobile communication system
07/21/2005WO2005001284A3 Pulse width modulated common mode feedback loop and method for differential charge pump
07/21/2005US20050159941 Method and apparatus for audio compression
07/21/2005US20050159183 Remote application correction
07/20/2005CN1212037C Portable terminal device and its control method
07/20/2005CN1211948C Device for raising noise immunity of receiver and receiver circuit
07/14/2005WO2005062703A2 Methods and apparatus for terminating use of quick paging channel based on high capacity power source usage
07/14/2005WO2005048463A3 Mobile wireless presence and situation management system and method
07/14/2005WO2005034368A3 Non linear tape display
07/14/2005US20050152310 Method and system for transferring wireless transmit/receive unit-specific information
07/13/2005EP1553789A2 Data transmission at sea
07/13/2005EP1552699A2 Networked multimedia system
07/13/2005CN1639696A System and method for concurrent multimodal communication session persistence
07/13/2005CN1638304A Method and apparatus for increasing receiver immunity to interference
07/12/2005US6917682 Method and device for echo cancelling
07/07/2005WO2005015752A8 Noise shaped interpolator and decimator apparatus and method
07/07/2005WO2004114530A3 Systems, devices, and methods for controlling non-linear optical interactions
07/07/2005WO2004105260A3 Compound galois field engine and galois field divider and square root engine and method
07/07/2005WO2004093326A3 Multi-transmitter communication system employing anti-phase pilot signals
07/06/2005EP1043844B1 Communication station, method and network for power control in spread spectrum systems
07/05/2005US6914950 Multi-protocol receiver
06/2005
06/30/2005WO2005060112A2 Method and architecture for dual-mode linear and saturated power amplifier operation
06/30/2005WO2005060110A2 System and method for computer network-based enterprise media distribution
06/30/2005WO2005060109A2 Demodulation apparatus for efficiently embodying adaptive modulation and coding method in ofdma based packet communication system and method thereof
06/30/2005WO2005060108A2 Method for allocating data and pilots, and transmitting method and device and receiving method and device using the same in orthogonal frequency division multiple access system
06/30/2005WO2005059901A1 Constrained filter encoding of polyphonic signals
06/30/2005WO2005059900A1 Improved frequency-domain error concealment
06/30/2005WO2005006576B1 Controlling the extinction ratio in optical networks
06/28/2005US6912581 System and method for concurrent multimodal communication session persistence
06/28/2005US6911859 Method and apparatus for conversionless direct detection
06/23/2005WO2005057801A2 Low-power mixed-mode echo/crosstalk cancellation in wireline communications
06/23/2005WO2005057800A2 Methods and apparatus for providing a tolerable delay for slotted messages in wireless communication networks
06/23/2005WO2005057798A2 Method and system for wireless communications using anti-interference to increase channel capacity
06/23/2005WO2005057796A2 Distributed sensor and control networking interface
06/23/2005WO2005057794A2 Identification coding schemes for modulated reflectance systems
06/23/2005WO2005034371A3 Adaptive per-pair skew compensation method for extended reach differential transmission
06/23/2005WO2005034367A3 Ultra-wideband correlating receiver
06/23/2005WO2004055993A3 End-to-end location privacy in telecommunications networks
06/23/2005US20050138077 Context sensitive streaming system and method
06/23/2005US20050135502 Method and architecture for dual-mode linear and saturated power amplifier operation
06/23/2005US20050135426 Method and apparatus for compiling a protocol data unit
06/23/2005CA2735833A1 Methods and apparatus for providing a tolerable delay for slotted messages in wireless communication networks
06/21/2005US6909731 Statistic parameterized control loop for compensating power and extinction ratio of a laser diode
06/21/2005US6909393 Space efficient low power cyclic A/D converter
06/21/2005CA2467295C Method and apparatus for increasing receiver immunity to interference
06/21/2005CA2467276C Method and apparatus for increasing receiver immunity to interference
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