Patents
Sitemap › H04 - Electric communication technique › H04L - Transmission of digital information, e.g. telegraphic communication › H04L 27 - Modulated-carrier systems
Patents for H04L 27 - Modulated-carrier systems (89,721)
06/2012
06/28/2012WO2012060550A3 Method and apparatus for efficient feedback in wireless communication system supporting multiple antennas
06/28/2012US20120163831 Digital modulation method and device, especially an optical digital modulation method and device
06/28/2012US20120163516 Apparatus and method for automatic frequency prediction control
06/28/2012US20120163515 Defining adaptive detection thresholds
06/28/2012US20120163514 Preamble detection at low signal-to-noise levels
06/28/2012US20120163513 Method and apparatus of adaptive transmission signal detection based on signal-to-noise ratio and chi-squared distribution
06/28/2012US20120163511 Frequency Division Multiplexing System with Selectable Rate
06/28/2012US20120163510 Wireless communication devices and methods
06/28/2012US20120163509 Digitally demodulating a minimum-shift keying (msk) signal
06/28/2012US20120163508 Subcarrier placement strategy for a multi-carrier signal
06/28/2012US20120163507 Carrier Recovery Method And Carrier Recovery Device For Pseudo Random Noise Based System
06/28/2012US20120163506 Gfsk modulator and a method for reducing residual frequency modulation and a digital enhanced cordless telecommunication transmitter including the gfsk modulator
06/28/2012US20120163505 Method and apparatus of signal detection in wireless local area network system
06/28/2012US20120163504 Automatic frequency offset compensation in zero-intermediate frequency receivers using minimum-shift keying (msk) signaling
06/28/2012US20120163503 Process for Estimating the Channel from the PSS Signal in a LTE Communication Network, and Receiver for the Same
06/28/2012US20120163502 Apparatus and method for receiving a signal
06/28/2012US20120163501 Method for generating a modulated signal, and transmission device
06/28/2012US20120163500 Transmitter apparatus
06/28/2012US20120163499 Apparatus, method, and system for transmitting and receiving high-speed data in point-to-point fixed wireless communication
06/28/2012US20120163496 Method and apparatus for generating pre-coding matrix codebook
06/28/2012US20120163495 Systems, devices, and methods for training sequence transmission and reception
06/28/2012US20120163494 Apparatus and method for transmitting and receiving additional data using time-delay information of sequence in digital broadcasting system
06/28/2012US20120163493 Ultrahigh frequency i/q sender/receiver using multi-stage harmonic mixer
06/28/2012US20120163492 Device, system and method of wireless communication over a plurality of wireless communication frequency channels
06/28/2012US20120163489 Pulse shaping in a communication system
06/28/2012US20120163488 MIMO-OFDM Wireless Communication System
06/28/2012US20120163486 Method of Selecting Antennas in a Wireless Communicating Network for High Reliability and Low Latency
06/28/2012US20120163485 Wireless communication device and wireless communication method
06/28/2012US20120163484 Method and processing arrangement for joint processing of uplink data
06/28/2012US20120163483 Mu-mimo access point and user station including methods for multi-user group management
06/28/2012US20120163482 Communication method, communication system, transmission device, and receiving device
06/28/2012US20120163481 Method for transmitting data in a blood glucose system and corresponding blood glucose system
06/28/2012US20120163480 Preamble design and processing method for on-the-fly, frame-by-frame air data rate detection in wireless receivers
06/28/2012US20120163444 Apparatus and method for transmitting and receiving
06/28/2012US20120163443 Adaptive Known Signal Canceller
06/28/2012US20120163437 Extension of Physical Downlink Control Channel Coverage
06/28/2012US20120163434 Digital receiver for mobile communication and operating method
06/28/2012US20120163432 Precoding signaling in a mimo wireless communication system
06/28/2012US20120163431 Method and apparatus for digitally equalizing a signal in a distributed antenna system
06/28/2012US20120163429 Digital stress share method
06/28/2012US20120163427 System and method for synchronous transmission of content
06/28/2012US20120163426 Automatic frequency control under low signal-to-noise conditions
06/28/2012US20120163425 Phase-Shifting Device for Antenna Array
06/28/2012US20120163415 Adjacent Channel Rejection Of A CCK Blocker
06/28/2012US20120163328 Orthogonal code division multiplex cck (ocdm-cck) method and apparatus for high data rate wireless lan
06/28/2012US20120163318 Mobile terminal apparatus, radio base station apparatus and communication control method
06/28/2012US20120162512 Systems and Methods for Transmitting Media Content via Digital Radio Broadcast Transmission for Synchronized Rendering by a Receiver
06/28/2012US20120161892 Enhanced polar modulator for transmitter
06/28/2012DE19838295B4 Adaptive Subträgerselektion zur Verringerung der Spitzenwerte eines Multiträger-Signals Adaptive Subträgerselektion to reduce the peak values ​​of a multi-carrier signal
06/28/2012DE102006011379B4 Verfahren zur Unterdrückung spektraler Nebenzipfel in auf OFDM beruhenden Übertragungssystemen A method for spectral side lobe suppression in OFDM-based transmission systems
06/27/2012EP2469785A2 Data processing apparatus and method
06/27/2012EP2469784A2 Method and apparatus for allocating an uplink carrier for transmitting uplink control information in a wireless communication system
06/27/2012EP2469783A1 FSK radio signal receiver with high-sensitivity demodulator and method for operating said receiver
06/27/2012EP2469746A1 Method and apparatus for receiving encoded control information in a wireless communication system
06/27/2012EP2469740A1 Methods and receiver for positioning of clock related spurious signals
06/27/2012EP2469715A2 Data processing apparatus and method
06/27/2012EP2468358A1 Microstimulator having self-contained power source and bi-directional telemetry system
06/27/2012EP2468003A1 White space spectrum sensor for television band devices
06/27/2012EP2467987A2 Concatenated repetition code with convolutional code
06/27/2012EP2467986A2 Apparatus and method of transmitting data block on uplink frequencies
06/27/2012EP2467985A1 A method for operating a radio station in a mobile network
06/27/2012EP2467984A2 Wireless receiver
06/27/2012EP2467951A2 Method of relay node using reference signal and relay node using the method
06/27/2012EP2467947A2 Apparatus and method of searching multi-carrier active set pilots
06/27/2012EP2151076B1 System and method for scheduling and transferring data through a transmission system
06/27/2012EP2039094B1 Methods for the transmission and reception of a multicarrier signal comprising isolated pilots, and corresponding devices and computer program products
06/27/2012CN1993958B Complex signal scaling for phase and/or amplitude modulated signals
06/27/2012CN1914871B Peak-to-average power reduction for FM OFDM transmission
06/27/2012CN102523192A Method and apparatus for transmitting uplink acknowledgement information in an OFDMA communication system
06/27/2012CN102523191A OFDM (Orthogonal Frequency Division Multiplexing) signal peak-to-average ratio suppression method based on signal statistical distribution function optimization
06/27/2012CN102523190A Compression and expansion transform method based on threshold and hyperbolic tangent function
06/27/2012CN102523189A Public transport television system based on MIMO technology
06/27/2012CN102523188A Demodulation method, demodulation device and baseband chip of downstream channel in communication system
06/27/2012CN102523187A Demodulation method, demodulation device, decoding method, decoding device and baseband chip of communication system
06/27/2012CN102523186A Communication terminal, interference cancellation method for same, interference cancellation device for same and data demodulation method for same
06/27/2012CN102523185A Preamble sequence detection method and device
06/27/2012CN102523184A Wireless communication scheduling entity and method
06/27/2012CN102523183A Circuit and method for modulating 4-freuency shift keying signal of data private mobile radio
06/27/2012CN102523078A Base station, sending method and communication method
06/27/2012CN102523026A Communication terminal, detection method for rank indication parameters of communication terminal and detection device for rank indication parameters of communication terminal
06/27/2012CN102523010A Moderate Resolution Imaging Spectroradiometer (MODIS) moderate resolution digital signal receiving method
06/27/2012CN101847408B Receiver apparatus, and method
06/27/2012CN101753515B Recognition method of M-ary orthogonal amplitude modulation
06/27/2012CN101730121B Frame detection method of orthogonal frequency division multiplexing (OFDM) access downlink
06/27/2012CN101719890B District searching method and d device applied to long-period evolution system
06/27/2012CN101702701B Method for estimating and compensating frequency deviation under very low signal to noise ratio
06/27/2012CN101662305B Pseudo-random code estimation method of direct sequence spread spectrum system
06/27/2012CN101621489B Channel estimation method for four-phase modulation system
06/27/2012CN101616125B Zero intermediate frequency transmitter and method for calibrating zero intermediate frequency transmitting signals
06/27/2012CN101616119B Signal modulation/demodulation technology for lowering functions and error rate of communication system
06/27/2012CN101589590B Channel estimation of multi-carrier signal with selection of time or frequency domain interpolation according to frequency offest of continuous pilot
06/27/2012CN101542996B A coding method and apparatus based on the reduced transmission time interval (rtti)
06/27/2012CN101536386B Wireless communication system
06/27/2012CN101534549B Method and system for processing signals
06/27/2012CN101521642B Pilot frequency sequence structure in OFDM/OQAM system and method for channel estimation
06/27/2012CN101421915B Modulator
06/27/2012CN101399630B Adaptive modulation coding method and apparatus
06/27/2012CN101345731B Multi-user OFDM modulation method based on imbedded training sequence and LDPC code
06/27/2012CN101321281B Method and apparatus for simultaneously retrieving portions of a data stream from different channels
06/27/2012CN101299632B Synchronization and segment type detection method for data transmission via an audio communication system
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