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| Application No. | Application Title | Issue Date |
| 20120082186 | ULTRA-WIDEBAND SIGNAL AMPLIFIER Amplifier for an ultra-wideband (UWB) signal receiver having a signal input (15) for receiving an ultra-wideband signal which is sent by a transmitter (1) and which is transmitted in a sequence of transmission channels (K.sub.i) (which each have a particul... | 04/05/2012 |
| 20120082185 | Embedded Meta-Carrier with Spread Spectrum for Periodic-Burst Carriers via Overlaid Carriers A method for identifying the presence of an electronic transmission comprising detecting, by a detecting device, the presence of a burst of electromagnetic energy that results from the presence of an original carrier signal and transmitting, by a transmitting device, a ... | 04/05/2012 |
| 20120069869 | OPERATING METHOD FOR A WPAN DEVICE A method of operating a device capable of periodically hopping a predetermined interval using a channel hopping sequence in order to improve low radio frequency (RF) reliability caused by single frequency based channel access.... | 03/22/2012 |
| 20120070159 | SIGNAL GENERATING CIRCUIT, OPTICAL SIGNAL TRANSMITTING APPARATUS, SIGNAL RECEIVING CIRCUIT, METHOD FOR ESTABLISHING OPTICAL SIGNAL SYNCHRONIZATION, AND OPTICAL SIGNAL SYNCHRONIZATION SYSTEM To enable signal position detection, frequency offset compensation, clock offset compensation, and chromatic dispersion amount estimation in a communication system based on coherent detection using an optical signal, even on a signal having a great offset in an arrival ... | 03/22/2012 |
| 20120070158 | FLEXIBLE IDENTIFICATION SYSTEMS AND RELATED METHODS Embodiments of flexible identification systems are described herein. Other embodiments and related methods are also disclosed herein.... | 03/22/2012 |
| 20120069868 | RECEIVER FOR USE IN AN ULTRA-WIDEBAND COMMUNICATION SYSTEM In an ultra-wideband (“UWB”) receiver, a received UWB signal is periodically digitized as a series of ternary samples. The samples are continuously correlated with a predetermined preamble sequence to develop a correlation value. When the value exceeds a predetermin... | 03/22/2012 |
| 20120051400 | METHOD AND APPARATUS FOR CREATING FRAME OF OFDM SPECIFICATION USING FREQUENCY DOMAIN SPREADING Disclosed are a method and an apparatus for creating a frame of an orthogonal frequency division multiplexing (OFDM) specification using a frequency domain spreading (FDS). The method and the apparatus determine a number of padding bits based on various FDSs and a size ... | 03/01/2012 |
| 20120039363 | RADIO RECEPTION APPARATUS AND RADIO RECEPTION METHOD A radio transmission apparatus performs communications with high transmission efficiency. In this apparatus, a modulator modulates data and outputs to a first spreader. A second modulator modulates data under a modulation scheme having a higher M-ary number than the fir... | 02/16/2012 |
| 20120014412 | POSITIONING SYSTEM AND POSITIONING METHOD A positioning system and a positioning method which suppress the occurrence of jitter to improve positioning accuracy. A base station (100) of a positioning system (10) which comprises the base station (100) and a radio terminal (200), and me... | 01/19/2012 |
| 20120014411 | CONSTANT AMPLITUDE DECODING APPARATUS AND METHOD FOR MULTIPLEXED DIRECT-SEQUENCE SPREAD COMMUNICATION SYSTEM A constant amplitude decoding apparatus and method for multiplexed direct-sequence spread spectrum communication system are provided. The constant amplitude decoding apparatus includes: a despreading and demultiplexing module receiving a data stream of a constant amplit... | 01/19/2012 |
| 20120002701 | Method and System for Transmission of Identification via Metadata for Repeating Relays using Spread-Spectrum Technology A communication method for transmitting meta-data through a meta-carrier signal comprising encoding meta-data using an encoder, the meta-data comprising information that identifies a repeating relay to which a spread meta-carrier signal is to be transmitted, encoded usi... | 01/05/2012 |
| 20120002702 | SYSTEMS AND METHODS FOR INDOOR POSITIONING A positioning system comprises a plurality of controllers, each controller comprising a wideband receiver and a narrow band transmitter, the each controller configured to receive a wideband positioning frame using the wideband receiver from one or more devices and to tr... | 01/05/2012 |
| 20110310930 | SPECTRAL REUSE TRANSCEIVER-BASED AGGREGATION OF DISJOINT, RELATIVELY NARROW BANDWIDTH (VOICE) CHANNEL SEGMENTS OF RADIO SPECTRUM FOR WIDEBAND RF COMMUNICATION APPLICATIONS A bandwidth usage control methodology uses the clear channel detection and frequency agile functionality of a spectral reuse transceiver to effectively ‘aggregate’ disjoint user channels into an overall bandwidth, the spectral extent of which is at least sufficient ... | 12/22/2011 |
| 20110310929 | SYSTEM AND METHOD FOR MONITORING REMOTE DEVICES WITH A DUAL-MODE WIRELESS COMMUNICATION PROTOCOL The present invention is generally directed to systems and device for monitoring remote device with a wireless, dual-mode communication protocol. As such, a representative embodiment is a system for monitoring and controlling remote devices. The system includes a first ... | 12/22/2011 |
| 20110310934 | SPREAD SPECTRUM COMMUNICATION SYSTEM, CLEAR CHANNEL ASSESSMENT DEVICE AND RELATED METHOD A spread spectrum communication system includes a first and a second antenna, a first and a second radio frequency demodulator, a first and a second analog-to-digital converter, a first and a second filter, a clear channel assessment device, and a selection device. The ... | 12/22/2011 |
| 20110305260 | SYSTEM AND METHOD OF REFERENCE POSITION DETERMINATION A method of reference position determination for a DGNSS base station. The base station comprises a memory, a logic controller and a GNSS receiver. Stored reference positions are stored in the memory as coordinate sets comprising components. The GNSS receiver determines... | 12/15/2011 |
| 20110299570 | EMULATION AND CONTROLLED TESTING OF MIMO OTA CHANNELS The present invention relates to techniques for OTA testing suitable for producing a test signal to emulate a wireless channel while using a limited number of transmit elements. The techniques described herein enable the number of transmit antennas used to emulate a giv... | 12/08/2011 |
| 20110299569 | COMMUNICATION TESTING CIRCUIT, ELECTRONIC DEVICE, RECEIVING CIRCUIT, TRANSMITTING CIRCUIT, SEMICONDUCTOR INTEGRATED CIRCUIT, AND WAFER Provided is a communication testing circuit that includes a transmitting unit including a spread spectrum clock generator that generates a modulated clock signal by modulating a reference clock signal, a pseudo-random binary sequence generator that generates a pseudo-ra... | 12/08/2011 |
| 20110292970 | Method and System for a Scalable Radio Architecture Systems and methods for a scalable architecture for radio device and systems are disclosed. This architecture employs a scalable bandwidth to deliver higher data rates and transmission ranges to devices that need them, while still delivering lower power solutions for de... | 12/01/2011 |
| 20110292971 | COMMUNICATIONS METHOD EMPLOYING ORTHONORMAL TIME-FREQUENCY SHIFTING AND SPECTRAL SHAPING A wireless combination time, frequency and spectral shaping communications method that transmits data in convolution unit matrices (data frames) of N×N (N2), where generally either all N2 data symbols or elements are received over N spreading time... | 12/01/2011 |
| 20110286496 | QUADRATURE MODULATION WITHOUT CARRIER Transmitters, receivers and associated methods are disclosed for providing phase and amplitude modulation in a carrier-less communication system (e.g., an ultra-wide band communication system). An approximate quadrature signal is provided by delaying the in-phase signal... | 11/24/2011 |
| 20110286495 | Automatic Gain Control and DC Offset Compensation A signal receiver having a gain control circuit comprising: detection means configured to form a representation of the excess amplitude during a training period of a signal received by the receiver; a first gain stimulus generator configured to generate a first gain sti... | 11/24/2011 |
| 20110274143 | SPREAD SPECTRUM CLOCK SIGNAL GENERATOR METHOD AND SYSTEM A system and method for generating a spread spectrum clock signal with a constant ppm offset as a function of a repetition number. A phase interpolator can be configured in association with of a phase-locked loop circuit in order to provide a phase movement from a bit c... | 11/10/2011 |
| 20110268155 | DISTANCE ESTIMATION APPARATUS, SYSTEM AND METHOD USING RANGING COUNTER Provided is a distance estimation apparatus, system and method for accurately estimating the distance between TX/RX devices by means of low-end hardware in a communication system such as the IEEE 802.15.4a system. The distance estimation apparatus includes an analog-to-... | 11/03/2011 |
| 20110268156 | Method for Pulse-Based Ultra-Broadband Communication between at least One Transmitting Node and at Least One Receiving Node An ultra-broadband signal having a plurality of pulses is transmitted from one or more transmitting nodes to one or more receiving nodes. In the ultra-broadband signal, data are transmitted by pulses having a first pulse rate in a first data transmission and by pulses h... | 11/03/2011 |
| 20110268157 | DATA ENCODING The receiver portion of a UWB wireless device is altered by replacing analog-to-digital circuitry with a simple energy detection circuit. In embodiments, the coding methodology of a transmitter is altered to support the simplified receiver configuration. For example, in... | 11/03/2011 |
| 20110261858 | Radio Base Station and User Equipment and Methods Therein Embodiments herein include a method in a user equipment (UE) for transmitting uplink control information in time slots of a subframe over a radio channel to a radio base station. The uplink control information is comprised in a block of bits. 10/27/2011 | |
| 20110261859 | SYSTEMS AND METHODS FOR PCO BASED UWB IMPULSE RADIO WITH LOCALIZED SYNCHRONIZATION DETECTION AND RETENTION The present invention provides a communications system, node and method of operation for forming a wireless network from independently operating nodes that have the ability to self-synchronize with each other, independently determine master and slave modes of operation ... | 10/27/2011 |
| 20110261860 | ANTENNA SELECTION AND TRAINING USING A SPATIAL SPREADING MATRIX FOR USE IN A WIRELESS MIMO COMMUNICATION SYSTEM A wireless communication system and method uses a spatial spreading matrix to distribute the encoded spatial data streams to a number of transmit chains and further uses the spatial spreading matrix for antenna selection computation in a transmitter. The spatial spreadi... | 10/27/2011 |
| 20110255449 | Broadband Repeater with Security for Ultrawideband Technologies An ultrawideband radio transceiver/repeater provides a low cost infrastructure solution that merges wireless and wired network devices while providing connection to the plant, flexible repeater capabilities, network security, traffic monitoring and provisioning, and tra... | 10/20/2011 |
| 20110255569 | METHOD FOR SENDING PULSES IN A TRANSMISSION CHANNEL A method and apparatus are provided for sending pulses from a sender device to a receiver device in a transmission channel. The pulses represent information symbols, with each of these pulses being associated with a time slot in a symbol time. The method includes a trai... | 10/20/2011 |
| 20110249702 | METHOD AND DEVICE FOR ESTIMATING PARAMETERS OF A SYSTEM FOR SPREADING THE SPECTRUM OF A CLOCK SIGNAL A method to estimate parameters of a system to spread a spectrum of a first periodic signal according to a modulation period. An embodiment comprises sampling the first signal using a second periodic signal, determining based on the sampling result each occurrence where... | 10/13/2011 |
| 20110235683 | ANTENNA SYSTEMS WITH COMMON OVERHEAD FOR CDMA BASE STATIONS Systems and methods for use in CDMA antenna systems are provided in which signals each having a common overhead component are transmitted on a set of adjacent beams of a sector with a micro-timing offset between signals transmitted on adjacent pairs of beams which is la... | 09/29/2011 |
| 20110228816 | SETTING A TRANSMISSION POWER LEVEL FOR A MOBILE UNIT A spread signal is produced having an adjustable spread spectrum. A data signal is provided for transmission. The data signal is processed to have a first spread spectrum. The processed first spread spectrum data signal is filtered to have one out of a plurality of spre... | 09/22/2011 |
| 20110228814 | COMMUNICATION DEVICE A communication device includes a case, a high frequency coupler that is disposed inwards from the surface of the case so as to be spaced apart from the surface and transmits and receives a signal of an induction electric field, and a surface wave transmission path that... | 09/22/2011 |
| 20110228815 | TRANSMISSION APPARATUS, RECEPTION APPARATUS AND COMMUNICATION SYSTEM In SU-MIMO, even when the channel state of one antenna is poor, an error ratio is improved by obtaining a transmission antenna diversity effect. A transmission apparatus 100 that has a plurality of antennas 108-1 to 108-Ntx and tra... | 09/22/2011 |
| 20110222584 | HIDDEN MARKOV MODEL DETECTION FOR SPREAD SPECTRUM WAVEFORMS Systems (100) and methods (700) for processing a data signal in a communications system. The methods involve generating a first chaotic sequence at a transmitter (102). The methods also involve performing first basis function algorithms using the fi... | 09/15/2011 |
| 20110222586 | HIGH-FREQUENCY COUPLER AND COMMUNICATION DEVICE A high-frequency coupler includes a ground, a coupling electrode which faces the ground and is supported so as to be separated by a negligible height with respect to a high-frequency signal, a resonating unit for increasing a current flowing into the coupling electrode,... | 09/15/2011 |
| 20110222585 | HIGH-FREQUENCY COUPLER AND COMMUNICATION DEVICE A high-frequency coupler includes a ground, a coupling electrode which faces the ground and is supported so as to be separated by a negligible height with respect to the wavelength of a high-frequency signal, and a resonating unit for increasing a current flowing into t... | 09/15/2011 |
| 20110216807 | SUB-BAND ADAPTIVE FIR-FILTERING A method for designing a set of sub-band FIR filters, where each FIR filter has a number of filter coefficients and is connected to an adjustable delay line. The method includes dividing an input signal into a number of sub-band signals, where a spectrum of the input si... | 09/08/2011 |
