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Patent # Description
US-8,139,707 Device for counting printed products of an imbricated stream of products
A device for counting printed products of an imbricated stream includes a first measuring unit for detecting a printed product edge directed transversely of the...
US-8,139,706 Apparatus and method for supporting fuel assemblies in an underwater environment having lateral access loading
A method of loading nuclear fuel assemblies into a fuel rack in an underwater (or other submerged) environment that reduces the depth required for the pool to...
US-8,139,705 Screened chamber for ion therapy
In a shielded chamber for neutron therapy including a therapy room which has a central beam axis along which a high-energy therapy beam is introduced into the...
US-8,139,704 Phase compensated renormalizable dynamic phase locked loop
A variable bandwidth phase locked loop (PLL) includes renormalizable circuitry configured to allow a gain of the PLL to be changed without causing a...
US-8,139,703 Data relay apparatus and semiconductor integrated circuit having the same
A data relay apparatus according to one embodiment described herein can include a phase detection unit that can detect a phase difference between a clock output...
US-8,139,702 Clock and data recovery locking technique for large frequency offsets
Techniques and apparatus for a clock and data recovery circuit to lock to data having frequency offsets relative to a local clock reference are disclosed. One...
US-8,139,701 Phase interpolation-based clock and data recovery for differential quadrature phase shift keying
In one embodiment, a method includes receiving N input streams; generating a recovered clock signal based on the input data bits in the N input streams, the...
US-8,139,700 Dynamic quadrature clock correction for a phase rotator system
A system and method for closed loop clock correction includes adjusting two or more input signals comprising at least one in-phase clock and one quadrature...
US-8,139,699 Process for preamble detection in a multi-stream 802.16E receiver
A preamble detector for a plurality of streams of baseband digitized signals has a plurality of preamble processors, each preamble processor coupled to an input...
US-8,139,698 Dual correlation frame synchronization system and method
A system and method utilize a dual correlation, one for the synchronization pattern (sync correlation) and one for the channel equalization pattern (CE...
US-8,139,697 Sampling method and data recovery circuit using the same
A sampling method and a data recovery circuit using the same are provided. The sampling method includes following steps. First, a first strobe, a second strobe,...
US-8,139,696 Baud rate detection
A method is provided of characterising a data stream of binary symbols, the method comprising sampling the stream at a predetermined rate sufficient to capture...
US-8,139,695 Combined channel coding and space-block coding in a multi-antenna arrangement
Enhanced performance is achieved by combining channel coding with the space-time coding principles. With K synchronized terminal units transmitting on N...
US-8,139,694 Method for reducing power consumption when receiving paging channel information at a mobile communication device
A mobile communication device (100) includes a receiver (102) which is normally shut off when the mobile communication device is idle. Upon the arrival of a...
US-8,139,693 Apparatus and method for estimating inter-carrier interference power and noise power in a channel
An estimation method is provided for use in a receiver of an OFDM (orthogonal frequency division multiplexing) system to estimate the ICI (inter-carrier...
US-8,139,692 Code evaluator, code evaluation method, radio communication system, base station and mobile station
The present invention relates to a code evaluation method comprising the steps of computing an auto-correlation function from a generated code; computing an...
US-8,139,691 Apparatus and method for selecting correlation scheme based on carrier frequency error
Provided is a correlation scheme selecting apparatus and method that can acquire initial synchronization efficiently by calculating frequency error criterion...
US-8,139,690 Method and transmitter structure reducing ambiguity by repetition rearrangement in the bit domain
A method is provided which improves reliability of channel estimation in a digital communication system by reducing the ambiguity in the recognition of received...
US-8,139,689 Hierarchical offset compensation to improve synchronization and performance
Systems and methods for removing phase shifts due to hierarchical modulation to improve synchronization and performance in legacy and hierarchical decoders are...
US-8,139,688 Differential receiver with frequency offset compensation
A differential receiver which provides for estimation and tracking of frequency offset, together with compensation for the frequency offset. Estimation and...
US-8,139,687 Method to track a target frequency of an input signal
A digital demodulator adapted in a receiver and a digital demodulation method are provided. The digital demodulator includes: a phase splitter, a complex...
US-8,139,686 Radio communication method, radio transmitting apparatus, and radio receiving apparatus
A duplicating section duplicates a bit sequence to be input, and a 16 QAM section modulates a bit sequence of a duplicating source to form a symbol, a 16 QAM...
US-8,139,685 Systems, methods, and apparatus for frequency control
A receiver according to one embodiment includes a frequency control unit configured to receive a stream of samples including a plurality of received instances...
US-8,139,684 Apparatus and method for processing multi-channel signals and multi-channel receiver using the same
Disclosed is a multi-channel signal receiver technology. An RF front-end in an RF receiver receiving at least two RF signals with different transmission...
US-8,139,683 Receiver and a method for channel estimation
A receiver and a method for channel estimation, the method includes calculating at least one initial channel estimate; characterized by calculating an estimate...
US-8,139,682 Channel estimation of orthogonal frequency division multiplexed systems
Methods and apparatus, including computer program products, are provided for channel estimation. In one aspect, there is provided a receiver including a...
US-8,139,681 Frequency error correction by using remodulation
A communications signal is received through a propagation channel, down-converted in frequency and then converted into a digital signal. The samples of the...
US-8,139,680 Signal acquisition methods and apparatus in wireless communication systems
In an embodiment, a receiver includes an antenna configured to receive a communication frame. The communication frame may include an acquisition code symbol...
US-8,139,679 System and method for controlling modulation
A system and method for controlling modulation. The system includes a plurality of modulators and a transmitting unit. The plurality of modulators decodes data...
US-8,139,678 High data rate closed loop MIMO scheme combining transmit diversity and data multiplexing
Closed loop multiple-antenna wireless communications system with antenna weights determined by maximizing a composite channel signal-to-interference-plus-noise...
US-8,139,677 Method for selecting constellation rotation angles for quasi-orthogonal space-time and space-frequency block coding
In one embodiment, the present invention generates a single rotation angle that may be used to maximize diversity of a quasi-orthogonal space-time block code...
US-8,139,676 Wireless communication unit, linearised transmitter circuit and method of linearising therein
A wireless communication unit includes a frequency generation circuit, and a linearised transmitter operably coupled to the frequency generation circuit and...
US-8,139,675 Multi-tone system with oversampled precoders
A multi-tone system includes a data transmission circuit with an interface for receiving a data stream for transmission, a data steam splitter that splits the...
US-8,139,674 Spaceflight high data rate radiation hard Ka-band modulator
A Ka-band transmitter. The transmitter is in a self-contained module that contains a radio frequency (RF) channel. A phase lock oscillator drives an RF signal...
US-8,139,673 Transmission method of wireless signal and transmitter using the same
A transmission method of a wireless signal including the following steps is provided. Multiple orthogonal frequency division multiplexing (OFDM) symbols carried...
US-8,139,672 Method and apparatus for pilot communication in a multi-antenna wireless communication system
Systems and methodologies are described that facilitate improved pilot information to MIMO user devices without increasing interference of SISO user devices in...
US-8,139,671 Contactless transmission of electrical signals between two units
The invention discloses an arrangement and an associated method for contactless transmission of electrical signals between two units 1, 2, wherein a first unit...
US-8,139,670 Modular MIMO transceiver architecture
A scalable N.times.N single-chip dual-band MIMO RF transceiver module compatible with the IEEE 802.11n standard for WLAN applications is provided. A modular...
US-8,139,669 Space domain filter detecting method in a multi-antenna wireless communication system
A space domain filter detecting method in a multi-antennas wireless communication system, which processes time and space domain interference differently. The...
US-8,139,668 Unified STTC encoder for WAVE transceivers
A transmitter encodes an input bitstream using space-time trellis coding (STTC). The encoder includes a serial to parallel convertor to produce a first and...
US-8,139,667 Method and apparatus for estimating frequency offset and timing offset of one or more mobile stations
A method and apparatus for estimating frequency offset and timing offset of a first Mobile Station (MS) in a communication system is provided. The method...
US-8,139,666 Channel estimation technique for multi-carrier system
The present invention relates to a channel estimation technique for multi-carrier system which uses pilot signal to first obtain pilot subcarrier channel...
US-8,139,665 Wireless communication system with multiple transmission antennas using pilot subcarrier allocation
A method of allocating pilot subcarriers in a resource block for a wideband wireless mobile communication system with multiple transmission antennas using...
US-8,139,664 Reception apparatus, reception method and program
Disclosed herein is a reception apparatus, including, an orthogonal frequency division multiplexing signal reception section, a first filter section, a...
US-8,139,663 Method for improving synchronization and information transmission in a communication system
The present invention relates to a method for improving synchronization and information transmission in a communication system, including: generating a signal...
US-8,139,662 Mobile station device
A mobile terminal device for performing multi-carrier communication with a base station device can improve communication quality while reducing the data amount...
US-8,139,661 Signal transmitting and receiving apparatuses
The present invention relates to signal transmitting/receiving apparatuses. The signal transmitting apparatus includes an inverse discrete Fourier transform...
US-8,139,660 Methods and apparatus related to using a wireless terminal scrambling identifier
User specific modulation-symbol scrambling is implemented for various uplink segments, e.g., uplink traffic acknowledgement channel (ULTACH), uplink state...
US-8,139,659 Multiple transmit antenna interleaver design
An arrangement of interleavers allocates bits from an input symbol across sub-symbols transmitted via sub-carriers of multiple orthogonal frequency division...
US-8,139,658 Method and system for providing a time equalizer for multiline transmission in communication systems
A method and system for multiline transmission in communications systems are described. Eigenvalues are calculated to maximize equalized channel impulse...
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