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9030339 Transmitting device and receiving device  
A transmitting device includes a parallel data generation unit and a transmitting unit. The parallel data generation unit generates first serial data and second serial data from a data packet,...
9008215 Methods, systems, and computer program products for asymmetric multimode interconnect  
Methods, systems, and computer readable media for asymmetric multimode interconnect (MMI) are disclosed. According to one aspect, a system for receiver-side asymmetric MMI includes a receiver that...
9008216 Low-amplitude echo estimation for a received communication signal  
A system and method for identifying minor echoes present in an input signal in the situation where a set of major echoes has already been identified from the input signal. The method includes:...
8989300 Multi-level coding and distortion compensation  
An optical communication system, a transmitter, a receiver, and methods of operating the same are provided. In particular, a transmitter is disclosed as being configured to encode optical signals...
8989328 Systems and methods for serial communication  
This disclosure includes a point-to-point two-lineserial interface (TSI) suitable for use in a wireless communications device as well as in other applications. The TSI may employ a protocol...
8976890 Multilevel amplitude modulation device, multilevel amplitude demodulation device, transmission system including these, multilevel amplitude modulation method, and multilevel amplitude demodulation method  
A multilevel amplitude modulation device for generating, from digital data, a multilevel amplitude modulation signal having four or more signal levels and outputting the generated signal,...
8964818 Use of multi-level modulation signaling for short reach data communications  
A short reach communication system includes a plurality of communication SERDES that communicate data over a short reach channel medium such as a backplane connection (e.g., PCB trace) between,...
8958498 Method of generating driving signal for driving dual mode supply modulator for power amplifier and device thereof  
Provided is a method of generating a driving signal for driving a dual mode supply modulator for a power amplifier. The method includes obtaining an envelope of a complex baseband signal to be...
8958492 Data transmission method, data reception method, data modulation device, data demodulation device  
By using circularly-arranged signal points obtained by rearranging a part of signal points arranged in a rectangular shape or a cross shape, average signal power and peak signal energy are reduced...
8929490 Methods and systems for low latency and low power trigger detection for connecting wireless devices  
Systems and apparatus are disclosed for a target device to detect a trigger from an initiating device. One implementation includes a wireless device configured to correlate a received waveform...
8908807 Methods and apparatus for signaling on a differential link  
Methods and apparatus are disclosed for transitioning a receiver from a first state to a second state using an in-band signal over a differential serial data link.
8903010 Methods, systems, and computer program products for low power multimode interconnect for lossy and tightly coupled multi-channel  
Methods, systems, and computer readable media for low power multimode interconnect for lossy and tightly coupled multi-channel are disclosed. According to one aspect, a system for low power...
8903009 Common-mode termination within communication systems  
Common-mode termination within communication systems. Termination is implemented with respect to two respective portions of a system: the intentional signaling within a communication system as...
8891674 Digital transmission system for transmitting additional data and method thereof  
A digital transmission system is provided. The system includes a transmission signal generation unit which generates transmission signals by loading data to be transmitted on carrier waves; and an...
8867654 Transmission device, communication system, transmission method and program  
A transmission device of the present invention includes a baseband waveform generator to generate a transmission signal by using a transfer function H0(f) that is in a relation of a matched filter...
8831131 Method and device for asynchronous communication of data on a single conductor  
The invention relates to the asynchronous communication of data in complex integrated systems, be it inside integrated circuit chips or between integrated circuit chips, for example in a compact...
8811528 Methods and apparatus for transmitting signals with selective delay for compensation of intersymbol interference and simultaneous switching outputs  
Transmitter-based techniques are provided for compensation of intersymbol interference and/or simultaneous switching outputs, using selective pulse width modulation. One or more signals are...
8811534 Closed loop power normalized timing recovery for 8 VSB modulated signals  
A receiver timing error recovery loop expands the bandwidth of a received signal and determines the timing error based on the bandwidth expanded received signal.
8803714 Transmitting device and receiving device  
A transmitting device includes a parallel data generation unit and a transmitting unit. The parallel data generation unit generates first serial data and second serial data from a data packet,...
8798189 Digital video physical layer using a multi-level data code  
A system for communicating data comprises a clock channel configured to transmit a clock signal at a predetermined rate and at least one data channel configured to transmit data as a sequence of...
8798212 Method and apparatus for processing feedback in a wireless communication system  
A method and apparatus for processing feedback implemented in a wireless transmit/receive unit (WTRU) comprises estimating a channel matrix. The effective channel is calculated and a precoding...
8792578 Method and apparatus of switched amplification having improved efficiency  
A signal coding technique for switching amplifiers includes quantizing the amplitude A(t) of an input signal to produce a time series Â(t) having M levels; modulating a clock signal in response to...
8781022 Methods for multi-level data transmission  
A method for multi-level data transmission includes encoding a data signal to be transmitted into N multi-level signals in accordance with an encoding table, where the data signal is characterized...
8773107 Electromagnetic field detection systems and methods  
A method and apparatus configured to detect electromagnetic field events are disclosed. One apparatus includes an antenna and a circuit electrically connected to the antenna. The circuit includes...
8750406 Multi-level amplitude signaling receiver  
One embodiment relates to a receiver circuit for multi-level amplitude signaling which includes at least three amplitude levels for each symbol period. The receiver circuit includes a peak...
8750420 Method and apparatus for generating modulated radio waves  
A transmitter includes an oscillator that generates a clock signal and a mapping unit that maps received data-bits to symbols and designates each of the symbols as three or more signal coding...
8743985 Method and apparatus using a base codebook structure for beamforming  
Techniques for a precoding scheme for wireless communications are described. A method and apparatus may comprise a first device for a communications system to determine a beamforming structure for...
8718201 Control channel demodulating and decoding method and communication apparatus using the same  
Techniques are provided for a demodulation and decoding method and apparatus for a given user equipment device to receive a one or more Orthogonal Frequency Division Multiplex (OFDM) symbols over...
8718184 Finite state encoders and decoders for vector signaling codes  
In a chip-to-chip communication system and apparatus, a set of physical signals to be conveyed over a communication bus is provided, and mapped to a codeword of a vector signaling code using the...
8711954 Transfer of digital data through an isolation  
A method and a system for transferring a digital signal through a transformer, in which the current in a primary winding of the transformer is a frequency-modulated signal exhibiting sinusoidal...
8711956 Modified continuous phase modulation communications system and related methods  
A communications system may include a first communications device that may include a transmitter and a modulator cooperating therewith to modulate a coded waveform using a constant phase...
8711943 Signal processing and tiered signal encoding  
An encoder receives a signal. The encoder utilizes one or more downsample operations to produce downsampled renditions of the signal at successively lower levels of quality in the hierarchy. In a...
8699616 Communication systems based on high-gain signaling  
Systems, methods and apparatus for transferring data at a high rate. Examples may provide transmitters and receivers that transfer data at a high rate by encoding the data to be transmitted such...
8687968 Vector sum phase shifter, optical transceiver, and control circuit  
A vector sum phase shifter includes a 90° phase shifter (1) which generates an in-phase signal (VINI) and a quadrature signal (VINQ) from an input signal (VIN), a four-quadrant multiplier (2I)...
8687973 Voltage generator, control circuit, vector sum phase shifter, and optical transceiver  
A voltage generator (400) includes a resistor ladder including resistors (4000-4008) which divide a supplied voltage to generate a plurality of reference voltages, a resistor (4009) provided...
8654827 Estimation of low-amplitude echoes in a received communication signal  
A system and method for identifying minor echoes present in an input signal in the situation where a set of major echoes has already been identified from the input signal. The method includes:...
8649445 Methods and systems for noise resilient, pin-efficient and low power communications with sparse signaling codes  
In bus communications methods and apparatus, a first set of physical signals representing the information to be conveyed over the bus is provided, and mapped to a codeword of a sparse signaling...
8644417 Methods and systems for multi-level data transmission  
A method for multi-level data transmission includes encoding a data signal to be transmitted into N multi-level signals in accordance with an encoding table, where the data signal is characterized...
8625639 Information processing apparatus and signal transmission method  
An information processing apparatus is provided which includes a signal multiplexing unit for multiplexing a plurality of transmission signals, each in a different frequency band and not...
8625706 Signal processing apparatus, information processing apparatus, multilevel coding method, and data transmission method  
Provided is a signal processing apparatus including an encoder for encoding, according to respective specific coding schemes, a first bit string formed from bit values at odd-numbered positions...
8619899 Information processing apparatus and signal determination method  
There is provided an information processing apparatus, including a signal receiver that receives a signal encoded in such a way that a signal containing a first bit value and a second bit value,...
8619898 Information processing apparatus, decoding processing method and signal transmission method  
There is provided an information processing apparatus, including a signal receiving unit that receives a signal encoded in such a way that a signal containing a first bit value and a second bit...
8619895 Apparatus and method for transmitting/receiving broadcast data in digital broadcasting system  
Disclosed are a method and an apparatus for transmitting and receiving broadcast data in a digital broadcasting system. The method for transmitting and receiving broadcast data in a digital...
8594175 Method for modulating and demodulating data  
Disclosed is a method for modulating and demodulating data. The method composes symbols by grouping a plurality of symbols for pulse position modulation to newly add symbol compositions to fixed...
8588335 Radio communication device, radio communication method, and communication system using PADM transmission diversity  
A radio communication device which when transmitting both a first information sequence, on which π/4-shift differential phase shift modulation is performed, as a delayed wave and a second...
8571093 Communication interface for galvanic isolation  
In one or more embodiments, a system is provided for communicating between different voltage domains using N+1 capacitive-coupled conductive lines to provide N communication channels. For...
8565338 High bandwidth modulation and transmission  
This disclosure relates systems and methods for a high bandwidth modulation and transmission of communication signals.
8548079 Transmitter, transmission method, receiver, and reception method  
Multi-level modulation is performed with a signal point constellation in which any three adjacent signal points on a phase plane form an equilateral triangle and at least a distance between a...
8532229 Hard iterative decoder for multilevel codes  
Two decoding algorithms are introduced for the decoding of multi-level coded modulation and other types of coded modulation involving component codes and interleaving operations. An improved hard...
8526376 Radio communication mobile station device and response signal spread sequence control method  
Provided is a radio communication mobile station device which can reduce the number of blind decoding processes at a mobile station without increasing the overhead by report information. The...