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| Number | Title | Issue Date |
| 8111797 | Enhanced system and method for detecting the leading edge of a waveform The present invention is an improved system and method for detecting the leading edge of a waveform. More specifically, the invention relates to detecting the leading edge of an ultra wideband waveform. The invention requires locking to the ultra wideband waveform a... | 02/07/2012 |
| 7817763 | Processing method for providing, starting from signals acquired by a set of sensors, an aggregate signal and data acquisition system using such method Embodiment for forming an aggregate signal from a plurality of starting signals, comprising: acquiring said starting signals through respective sensors of a homogeneous sensors group; converting acquired signals in... | 10/19/2010 |
| 7756234 | Method of and system for controlling frame synchronization for European Digital Audio Broadcasting Disclosed are a method of and a system for controlling frame synchronization for European Digital Audio Broadcast (DAB), the method including the steps of generating a frame synchronization start-signal with respect to an incoming signal which is input when power is... | 07/13/2010 |
| 7372928 | Method and system of cycle slip framing in a deserializer A method and system for cycle slip framing is disclosed. The method includes receiving an asynchronous signal and generating a synchronous pulse after receiving the asynchronous signal. The method further provides that the synchronous pulse be used to affect a bit s... | 05/13/2008 |
| 7362834 | Method and device for synchronizing at least one node of a bus system and a corresponding bus system Method of synchronizing at least one user of a bus system which is operated with a preselectable system clock period (NTU), a local clock period (LNTU) and a reference clock period (GNTU) being preselected for the at least one user, and the reference clock period (G... | 04/22/2008 |
| 7359407 | Data interface that is configurable into separate modes of operation for sub-bit de-skewing of parallel-fed data signals A data interface is provided that can de-skew data signals by taking into account different skewing effects on each data signal. The data interface can be used, for example, in a communication system and can be configured to operate in one of three possible modes of... | 04/15/2008 |
| 7353419 | Apparatus and method to balance set-up and hold times A circuit for data/clock deskewing includes a data delay circuit and a clock circuit. The data delay circuit is arranged to select a delay for the data signal responsive to a data delay signal. The clock circuit is arranged to provide an even clock signal and an odd... | 04/01/2008 |
| 7349557 | Electronic transaction verification system An electronic transaction verification system for use at a location where a transaction token is presented for payment. The electronic transaction verification system digitizes various indicia of the token, and transmits the transaction information data to a central... | 03/25/2008 |
| 7340023 | Auto baud system and method and single pin communication interface In an auto baud system and method, the baud rates between two communicating devices are synchronized by timing the transmission of a plurality of bits by counting the cycles of a reference clock. The number of cycles counted is then divided by the number of bits cou... | 03/04/2008 |
| 7298290 | DSRC controller and a method therefor In a DSRC communications controller equipped with a plurality of reception means for DSRC communications according to the invention, a reception reservation storage section 104 comprises means for detecting a communications frame start signal (unique word ... | 11/20/2007 |
| 7289589 | Maximum likelihood bit synchronizer and data detector A bit synchronizer (16) that includes a tapped delay line (38) connected to a plurality of timing hypothesis circuits. A control and adjudication circuit (50) is connected to the timing hypothesis circuits, and compares outputs of the timing hyp... | 10/30/2007 |
| 7254660 | Data transfer method and data transfer device A data transfer method which is capable of transferring a predetermined amount of data in one transaction at only one time, and preventing the number of ports of a master chip and the number of signal lines connected between the master chip and slave chips from bein... | 08/07/2007 |
| 7236153 | Signal production circuit and display device using the same A serial-to-parallel converter circuit is constructed of a plurality of D flip-flops receiving, as a clock signal, data in a single signal of serial data stored in a ROM. Each D flip-flop transmits “high” data to a next stage through a latch operation every time... | 06/26/2007 |
| 7231068 | Electronic transaction verification system An electronic transaction verification system for use with transaction tokens that gathers and transmits information about the transaction token and biometric data. The electronic transaction verification system preferably digitizes various indicia of the token and ... | 06/12/2007 |
| 7206278 | Method and system for increasing the total amount of useful information (throughput) transmitted in a radiocommunication system A method, system, and device are provided for increasing the total amount of useful information transmitted in a radio communication system. The method includes receiving a selection signal with which a cluster is selected; receiving data streams of information from... | 04/17/2007 |
| 7200176 | Transformerless ethernet controller Transformerless ethernet controller. A method for isolating an ethernet controller, having a transceiver associated therewith, from a twisted wire transmission line is provided. The power supply of the transceiver is DC isolated from system power supply. The data si... | 04/03/2007 |
| 7197097 | Apparatus and method for re-synchronization of transmitted serial signal of data frame and idle pattern There is provided a data re-synchronization apparatus for suppressing occurrence of a jitter in a high-speed serial signal transmitted over a long distance to improve a reliability of re-synchronized data. In the apparatus, a shift register serial-parallel conversio... | 03/27/2007 |
| 7197100 | High-speed interconnection adapter having automated lane de-skew An adapter that buffers received symbols and automatically determines and corrects for skew between lanes is disclosed. In one embodiment, the adapter is a part of a network that includes a first and second devices coupled together by a communications link having mu... | 03/27/2007 |
| 7187721 | Transition-time control in a high-speed data transmitter Transition time of a data signal is controlled by applying different delays to the data signal and combining the delayed data signals. The transition time of the data output is determined by difference in delays applied to the data input and may be proportional to b... | 03/06/2007 |
| 7162026 | Alert muting method through indirect contact for portable devices The invention generally relates to a method for muting an alerting portable device such as a ringing cell phone or alarming PDA. Specifically where muting is activated in a means not requiring direct contact with the keys of the device. The indirect contact such as ... | 01/09/2007 |
| 7145960 | Transmitter apparatus and communication system employing the same A transmitter apparatus has a modulator for modulating a carrier wave to produce a modulated wave having communication data superimposed thereon and a transmitter for transmitting the modulated wave to a receiver apparatus. Before starting communication, the transmi... | 12/05/2006 |
| 7142592 | Determining speed of a digital signal in a serial transmission line A device for determining speeds of a digital signal in a serial transmission line. The device comprises a first and second counter and a logic circuit. The first counter is adapted to count the duration of a first pulse in a first byte of the digital signal in the t... | 11/28/2006 |
| 7139338 | Receiver A receiver is operable to detect and recover data from at least one set of received signal samples. The signal samples comprise a plurality of data bearing signal samples and a plurality of guard signal samples before or after the data bearing signal sample, the gua... | 11/21/2006 |
| 7116739 | Auto baud system and method and single pin communication interface In an auto baud system and method, the baud rates between two communicating devices are synchronized by timing the transmission of a plurality of bits by counting the cycles of a reference clock. The number of cycles counted is then divided by the number of bits cou... | 10/03/2006 |
| 7110381 | Diversity transceiver for a wireless local area network A wireless local area network system comprises a 5.0+ GHz radio transceiver with two receiving antennas and one transmitting antenna. A transmitter power amplifier output is connected to the transmitting antenna through a 6–8 pole filter to control spurious signal... | 09/19/2006 |
| 7095353 | Frequency to digital conversion A technique of processing an input signal having an input signal phase is disclosed. The technique includes determining a number of transitions of the input signal within a period having a start and an end. The technique includes determining a relative beginning pha... | 08/22/2006 |
| 7092470 | Data transfer method, block synchronizing signal detecting method, and reproducing apparatus There is provided a method of detecting a block sync signal in which a sync signal and code sequence can be distinguished from each other to recognize the head of a block composed of a plurality of code words at the time of data reading or reception. A sync word det... | 08/15/2006 |
| 7075997 | OFDM frame synchronization FFT demodulation of OFDM symbols is achieved using a frame synchronization pulse generated by deriving absolute values of successive complex samples of the OFDM symbol, determining the difference between such values and other values separated therefrom by a period r... | 07/11/2006 |
| 7054331 | Multi-lane receiver de-skewing A technique for de-skewing a group of serial data signals respectively outputted from a group of data lanes includes simultaneously feeding a test signal to inputs of the group of data lanes and monitoring respective outputs thereof. A predetermined data element of ... | 05/30/2006 |
| 7050512 | Receiver architecture An improved receiver architecture is disclosed comprising a latching mechanism coupled to receive a data stream, and a signal generator for generating latching control signals for controlling the operation of the latching mechanism. The signal generator generates on... | 05/23/2006 |
| 7050518 | Data transmission method The invention relates to a method for the asynchronous serial data transmission between a transmitter and a receiver over a radio transmission link, whereby a synchronization data frame and a carrier recognition frame is arranged in front of the useful data frame. T... | 05/23/2006 |
| 7042173 | Controllable lighting system with a second communication protocol and appliances for this purpose The invention relates to an electronic ballast and to a controller which drives this ballast, in which two communication protocols are provided for the digital drive. ... | 05/09/2006 |
| 7036037 | Multi-bit deskewing of bus signals using a training pattern A method for multi-bit de-skewing of parallel bus signals is disclosed. The method includes receiving data comprising a multi-bit word and a training pattern. After a first control word of the training pattern is detected, the number of bits needed to de-skew each d... | 04/25/2006 |
| 7031396 | Transmission and reception method with multiple remote controllers A transmission and reception method permits simultaneous use of multiple remote controllers at the same frequency to a single receiver without mutual interference. A transmission period consists of a transmission enabled period for transmitting a transmission signal... | 04/18/2006 |
| 7012935 | Alignment and deskew device, system and method A device, system and method for aligning data received on a plurality of data lanes in a data link are disclosed. One or more alignment vectors are generated for each of a plurality of data lanes where each alignment vector represents a location of an alignment char... | 03/14/2006 |
| 6993306 | Determination and processing for fractional-N programming values Determination and processing for fractional-N programming values. The present invention is operable to receive a clock signal (CLK) and to transform that CLK into a new CLK, when necessary, for use by various circuitries within a system. The present invention is ope... | 01/31/2006 |
| 6944248 | Data rate calibration for asynchronous serial communications A method and apparatus for determining the appropriate timing interval for each bit or data symbol in serial data communications. A sending device transmits a predetermined bit sequence, such as a binary pattern corresponding to one byte, either on its own initiativ... | 09/13/2005 |
| 6934872 | Method and apparatus for optimizing clock distribution to reduce the effect of power supply noise A method and apparatus for optimizing clock distribution in a circuit to reduce the effect of power supply noise. Parameters are determined including: a response curve of a power source for a circuit, a delay sensitivity of a clock net in the circuit to the power so... | 08/23/2005 |
| 6917659 | Method and apparatus for receiving data A method of recovering data from a modulated data signal includes tracking a transmitted clock with a plurality of locally-generated clock phases, estimating an average phase of previously detected edges, registering a pulse edge in the received stream of data at a ... | 07/12/2005 |
| 6914952 | Superframe alignment to a pre-existing ADSL data exchange A digital subscriber line network allows a plurality of remote modems to communicate without interfering with the communication to the central office. Each symbol of a superframe is converted to a tone vector, and the tone vectors are integrated over a plurality of ... | 07/05/2005 |
