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7606258 |
Enhanced channel access mechanisms for an HPNA network
A method and a system provide access to a communications medium that is suitable for allowing use of a plurality of Home Phoneline Network Association (HPNA) v2 frames in a centralized manner. Each...
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7577167 |
Adaptive transmission timing control method, wireless communication system and wireless communication device
In a method for adaptive transmission timing control, the overlooking of a base path at the side of the base station that occurs when the transmission timing offset amount changes to the extent of...
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7536194 |
Method and system for providing an energy efficient exchange of information in wireless networks
A method and system to synchronize a first device and a second device includes generating a first tone by the first device, the first tone one of including an identity of the second device and...
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7522535 |
Method of adjustment for receiver of signals transmitted in bursts and corresponding receivers
Method of adjustment of a receiver of signals transmitted in bursts in a system where the communications are set up within the context of successive frames comprising slots allocatable to the...
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7466753 |
Microcontroller having a digital to frequency converter and/or a pulse frequency modulator
A microcontroller having digital to frequency converter and pulse frequency modulator capabilities. The digital to frequency converter (DFC) generates a 50 percent duty cycle square wave signal...
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7466724 |
Apparatus and method of analyzing packetized data spanning over multiple clock cycles
A method and apparatus for processing packetized data spanning multiple clock cycles includes at least one comparator, for comparing a present clock cycle count to a reference clock cycle count,...
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7426187 |
False sync code protection (FSP) decoding by software
This invention describes a false sync code protection (FSP) decoding technique by software for removing padding binary numbers from video data signals in electronic devices such as camera-phones....
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7334147 |
Method and architecture for synchronizing a path generator and/or extractor to a processor
An apparatus comprising a first circuit and a second circuit. The first circuit may be configured to synchronize at least one transport overhead byte with a pulse on an external pin. The second...
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7242734 |
Frame boundary discriminator
A frame boundary discriminator has a first input for receiving a high speed master clock signal having a multitude of master clock pulses within a frame, and a second input for receiving...
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7239813 |
Bit synchronization circuit and central terminal for PON systems
A bit synchronization circuit composed of a multiphase data sampling unit for converting each received burst data sets to multiphase data trains, a phase determination unit for generating a control...
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7230956 |
Techniques for frame detection and word alignment
A system receives input data frames that are configured according to a SONET or an SDH standard. The input data is converted to parallel data. The system provides groups of bits along parallel...
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7200143 |
Intergrated services digital network private branch exchange capable of choosing synchronization clock source automatically
An integrated services digital network private branch exchange, which is capable of automatically choosing a synchronization clock source. The integrated services digital network private branch...
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7085295 |
Method and apparatus for searching for pilots over code space in a CDMA communication system
Techniques to search for pilots over code space in a CDMA system. In one aspect, the pilot search is performed using a number of substages, and the search windows for each substage are selected...
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7031329 |
Telecommunication network synchronization
A method of synchronizing nodes of a telecommunication network in which a master node is coupled to a Primary Reference Clock (PRC) and a plurality of slave nodes are each arranged to synchronize...
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7031348 |
Apparatus and method of splicing digital video streams
A splicing system includes a splicer for seamlessly splicing togther digitally encoded data streams. In a preferred embodiment, the splicer preferably parses successive splice buffers of data...
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7007106 |
Protocol and method for multi-chassis configurable time synchronization
Systems and methods are disclosed for time synchronization of operations in a control system. Synchronization networks and devices are provided for transferring synchronization information between...
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6982994 |
Synchronization correction circuit
The synchronization signal generating section generates a packet synchronization signal PSYNC such that it is synchronized with the cycle of packets received from the master device. The interface...
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6941252 |
Striping data frames across parallel fibre channel links
A method and system for aggregating a plurality of links to simulate a unitary connection among one or more nodes in a fibre channel system includes means for striping data frames across the links....
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6937624 |
System for manintaining inter-packet gaps in cascade transmission system for packet-based data
A unit for receiving and re-transmitting data signals comprising multi-byte packets separated by multi-byte inter-packet gaps includes a FIFO store, a first, write, state machine for controlling...
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6888790 |
Frame synchronization technique for OFDM based modulation scheme
The present invention relates to the field of communications. The method includes generating a sequence of symbols, the sequence of symbols including preamble symbols and a data symbol. The method...
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6763039 |
Method and arrangement for locating a synchronization sequence in a serial bit stream
A method for locating a synchronization sequence S having a length s in a serial bit stream, and an arrangement for the implementation of such a method make use of the fact that the synchronization...
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6748442 |
Method and apparatus for using a control signal on a packet based communication link
A computer system has a communication link that includes a control signal and data lines. A first control packet having a-plurality of bytes is transferred over the data lines from a first to a...
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6738364 |
Radio receivers and methods of operation
A radio receiver in which the length of time that it takes to synchronize with a burst to be received is used as a measure of the quality of the channel over which the burst is transmitted.
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6677727 |
Method of synchronizing communications means in a battery to communications means in an electronic device, an apparatus, and a battery
Method and apparatus for synchronizing communication between a battery and an electronic device are disclosed. Bytes consisting of a number of bits are transmitted between the electronic device and...
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6628697 |
Subscriber unit ranging in a point to multipoint system
A chirp waveform is employed in establishing timing synchronization between nodes of a data communication network. In one embodiment, the chirp waveform is combined with a waveform modulated with...
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6574244 |
Determining time stamps in a data acquisition system
Streams of data packets and timing pulses are received from a source. Time stamping of the data packets is carried out largely independent of individual timing pulses. A normalised pulse time of...
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6553061 |
Method and apparatus for detecting a waveform
A device for detecting a predetermined waveform in a received signal and synchronizing the detected waveform to the predetermined waveform is disclosed. The device includes a memory element for...
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6502197 |
Method and architecture for synchronizing a transport and path overhead generator and/or extractor to an path overhead transport and path processor
An apparatus comprising a first circuit and a second circuit. The first circuit may be configured to synchronize at least one transport overhead byte with a pulse on an external pin. The second...
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6418158 |
Synchronization in mobile satellite systems using dual-chirp waveform
A waveform to be transmitted as a burst within a channel that is used for the synchronization of unsynchronized wireless communications terminals in a wireless communications system, and a method...
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6411649 |
Adaptive channel tracking using pilot sequences
Methods and systems are provided which utilize pilots in an information sequence to periodically retrain a channel estimator. Thus, a channel tracker may be synchronized using a synchronization...
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6259709 |
Training preamble added to CT2 muxes in a CT2 wireless telecommunications system
Described herein is a system and method of disabling D bits in a CT2 MUX signaling channel. When the bit count equals the bit location of where the D bits are typically located in the signaling...
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6246735 |
Synchronization detection method for data transmission apparatus and data transmission apparatus using the same
A data transmission apparatus using a digital modulation system wherein a transmitting side inserts a group of predetermined synchronization symbols into a transmission signal at predetermined...
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6163550 |
State dependent synchronization circuit which synchronizes leading and trailing edges of asynchronous input pulses
A state dependent synchronization circuit synchronizes an asynchronous input signal to a clock signal to generate a synchronous output signal. The circuit synchronizes both the leading edge and the...
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6028853 |
Method and arrangement for radio communication
The present invention relates to a method and arrangement in an ad-hoc network for synchronizing a multiple of radio transceiver arrangements with different characteristics that make use of a...
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6011821 |
Process for synchronization of matching circuits of a communication system with several modules
The process of synchronizing matching circuits of a communication system having modules connected with each other by serial data lines includes providing a transmitter and a receiver in each module...
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5987077 |
Method of synchronizing a digital signal receiver
A method and an arrangement for synchronizing a receiver for digital signals are described. The synchronizing information is derived from the center of distribution of the squared channel impulse...
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5969631 |
Method and control system for the synchronized transmission of digital data
In a method and system for transmitting digital data, a data acceptance clock signal generator that has a controllable clock frequency in a peripheral module is correspondingly adapted to clock...
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5844942 |
Pulse position modulation communications protocol
A method for modulating a radio signal has the steps of: predetermining a first time interval so as to define a data word; generating a synchronization pulse, the synchronization pulse initiating a...
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5831752 |
Optical packet processing
A multi-bit packet carried on an optical network includes a marker pulse. A bit-rate clock for use in a bit-level operation on the packet is generated by replicating the marker pulse. The bit-level...
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5790784 |
Network for time synchronizing a digital information processing system with received digital information
A synchronization network that provides frame timing that is particularly suited for a Eureka-147 system is disclosed. The synchronization network reduces the typical amount of computations...
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5740158 |
ATM communication system
An ATM communication system including a plurality of communication nodes connected in a loop form by buses, buffers disposed in each communication node, a synchronizing pulse generation circuit for...
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5708685 |
Frame synchronous signal detector
A device is disclosed for detecting a frame synchronous signal which has been applied to a communication system for indicating a starting point of transmitted data. The frame synchronous signal...
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5706314 |
Joint maximum likelihood channel and timing error estimation
A system and method for jointly determining initial tap coefficients for a maximum likelihood sequence estimating equalizer and a timing error of an incoming signal, in one embodiment, receives the...
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5689643 |
Communication device for transmitting asynchronous formatted data synchronously
A device for an isochronous data communication system between a first data terminal having a first clock and a remote communication unit having a second clock. A clock multiplex circuit receives...
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5621766 |
Method and apparatus for burst detecting
A burst detector (140) detects the occurrence of a burst in a signal receiver. A filter (220) having an impulse response characteristic of an expected burst filters a received signal. A subtractor...
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5604729 |
ATM communication system having a physical loop form with logical start point and end point
An ATM communication system including a plurality of communication nodes connected in a loop form by buses, buffers disposed in each communication node, a synchronizing pulse generation circuit for...
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5600634 |
Multiplex serial data communication circuit network with superposed clock and data signals
In multiplex serial data communication circuit network and method, a clock information is always output from a single transmission control apparatus having an oscillation source onto a single...
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5500853 |
Relative synchronization system for a telephone network
A DS3 level access, monitor and test system for a telephone network. The system provides selective, and hitless, bit overwrite in any of the embedded DS1, DS0 and subrate channels in a DS3 signal....
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5481574 |
Synchronization of multiple transmit/receive devices
CODECs and various other types of communication devices require timing information to enable them to transmit and receive digital information at the proper time. In the case of multiple CODECs on a...
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5446764 |
Communication control device
A communication control device includes (a) a rate adapting unit for inputting thereto a receive clock for receiving a signal and outputting the receive clock of which waveform is partially...
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