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7619449 |
Method and apparatus for synchronous clock distribution to a plurality of destinations
Circuits, methods and systems are disclosed providing clock synchronization circuits for synchronized clock distribution for a plurality of devices in a semiconductor device. The clock...
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7617339 |
Serial interface circuit for data transfer
A serial interface circuit includes a first circuit disposed in the core portion and connected to the CPU, and a second circuit disposed in the peripheral circuit and connected to the peripheral...
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7602815 |
Using network time protocol in voice over packet transmission
One or more methods and systems of effectively transmitting voice and voice band data from one node to another are presented. In one embodiment, the system comprises an NTP time server generating...
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7571267 |
Core clock alignment circuits that utilize clock phase learning operations to achieve accurate clocking of data derived from serial data streams having different relative skews
Core clock alignment circuits include a serial-in parallel-out (SIPO) data processing circuit, which is configured to generate a plurality of lanes of deserialized data in response to a...
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7565563 |
Non-volatile memory arrangement and method in a multiprocessor device
This invention relates to multiprocessor arrangements with shared non-volatile memory and the design of the access control of this memory, in particular to such memories embedded or integrated into...
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7561598 |
Add-on module for synchronizing operations of a plurality of devices
A system and method are provided which add, via an add-on module, synchronization functionality to an instrument that does not otherwise support such synchronization functionality. Various...
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7552269 |
Synchronizing a plurality of processors
In a first aspect, a first method of synchronizing a plurality of processors of a system is provided. The first method includes the steps of (1) modifying a peripheral component interconnect...
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7519730 |
Copying chat data from a chat session already active
A method, apparatus, system, and signal-bearing medium that, in an embodiment, determine whether a user at a first client has a chat session already active at a second client with a third client in...
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7512826 |
Method, apparatus, and product for an efficient virtualized time base in a scaleable multi-processor computer
A method, apparatus, and computer program product are disclosed in a data processing system for providing a virtualized time base in a logically partitioned data processing system. A time base is...
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7509513 |
Fault-tolerant synchronisation device for a real-time computer network
Fault-tolerant synchronization of real-time equipment connected to a computer network of several tens of meters with an option of including or not including such equipment in the synchronization...
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7504857 |
Functional cells for automated I/O timing characterization of an integrated circuit
Hardware cells inside of an IC device, such as in a processor circuit, for characterization that replace functional flip-flops that capture inputs or drive outputs in the device. The cells are...
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7502953 |
Dynamically adding additional masters onto multi-mastered IIC buses with tunable performance
A method for coupling a collection of master devices on an Inter-Integrated Circuit (IIC) bus, where the collection of master devices includes at least one resident master device, generating a...
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7499447 |
Synchronizing multiple instances of a forwarding information base (FIB) using sequence numbers
Synchronizing multiple instances of an FIB in a network node that has a distributed processing architecture involves associating sequence numbers with all of the FIB entries that are stored with...
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7487377 |
Method and apparatus for fault tolerant time synchronization mechanism in a scaleable multi-processor computer
Redundant time-of-day (TOD) oscillators are aligned, within a master oscillator path, to local logic oscillator and used to create independent step-sync signals. A step checker validates and...
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7478274 |
Duplex system
A duplex system has duplicated processor devices. Each of the processor devices has a first copying section which writes data written in a memory of the processor device, into a same address of a...
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7474581 |
Memory synchronization method and refresh control circuit
Rank numbers specified by a second counter are refreshed in sequence by using a count value of a first counter which is initialized by a synchronous reset signal and counts timing for performing...
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7472306 |
Processor timing apparatus, systems, and methods
An apparatus and a system, as well as a method and article, may operate to independently adjust a plurality of processor clocks coupled to a corresponding plurality of networked processors...
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7464379 |
Method and system for performing real-time operation
An information processing system performs a real-time operation periodically at specific time intervals. The system includes a unit for performing a scheduling operation of assigning the real-time...
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7461187 |
Bus system and data transfer method
A bus system which transfers data from a first device to a second device includes a holding unit which holds data input from the first device, and a selecting unit which selects whether to output...
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7441048 |
Communications system and method for synchronizing a communications cycle
The invention relates to a method for synchronizing a communications cycle and a communications node in a network. The node is formed with devices for receiving a desired value for a time base of a...
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7437587 |
Method and system for updating a value of a slow register to a value of a fast register
Embodiments of the invention relate to synchronizing registers. An embodiment includes a plurality of processing cells each includes a plurality of CPUs, which run at different frequencies and each...
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7434084 |
Method and apparatus for eliminating sampling errors on a serial bus
A synchronous bit-serial data interface utilizes a transmitter that transmits a data stream having duplicates of each data bit. The receiver samples the data stream utilizing either the rising or...
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7428652 |
Programmable phase generator for cross-clock communication where the clock frequency ratio is a rational number
A method and apparatus to support communication between components in different clock domains having a rational clock frequency ratio of N/D. In one embodiment, a combination of integer phase...
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7421700 |
Interprocess buffer management using a buffer delay time
Interprocess buffer management is described. In an implementation, a method includes determining an amount of time to communicate a message and receive a response to the message by a first process...
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7406559 |
In-circuit programming architecture with processor, delegable flash controller, and code generator
An architecture for an integrated circuit with in-circuit programming allows real-time modification of the in-circuit programming code and other code stored on the chip. The architecture utilizes a...
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7395446 |
Systems and methods for the implementation of a peer-to-peer rule-based pull autonomous synchronization system
The present invention relates to a synchronization system that utilizes a synchronization wizard (“PullSync”) residing on a first computer device to request and receive (or “pull”) data...
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7392417 |
Device for exchanging data signals between two clock domains
A device for transferring data signals between a first clock domain and a second clock domain comprises a serial memory element and a parallel memory element which are coupled. The serial memory...
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7391835 |
Optimizing synchronization between monitored computer system signals
One embodiment of the present invention provides a system that optimizes synchronization between monitored signals in a computer system. During operation, the system receives a number of monitored...
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7385990 |
Method to improve the resolution of time measurements and alignment in packet networks by time modulation
A method of recovering timing information in a packet network is disclosed wherein a modulation scheme is used to transport additional information required for clock recovery between the sender and...
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7366934 |
Method of remotely controlling devices for endoscopy
A method for remote control of devices. A remote control device receives a graphical user interface from a controlled device. The graphical user interface is periodically updated with controlled...
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7363431 |
Message-based distributed synchronization in a storage system
Described is a synchronization technique that may be used to coordinate processing between endpoints using the connecting message fabric. Processors in a data storage system communicate using the...
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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...
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7356618 |
Method and system for synchronizing platform clocks in a distributed wireless platform
According to one embodiment of the present invention, a novel method and system are disclosed. In one embodiment, a first node records a first node local time of receiving a wirelessly transmitted...
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7356036 |
Method providing distribution means for reference clocks across packetized networks
Disclosed is a method of distributing a number of reference clocks across a packet network. The packet network has a master node and one or more slave nodes, the master node and each slave node...
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7350091 |
Control apparatus for controlling a plurality of computers
A control apparatus for controlling a plurality of computers is described. The control apparatus includes a memory, a clock generator, a clock switch circuit, and a main module. The clock switch...
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7346793 |
Synchronization of multiple operational flight programs
A method for synchronizing frame clocks in a plurality of processors comprises the steps of sending data packets from each of the processors to each of the other processors wherein each of the...
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7339922 |
System and method for synchronizing timers over wireless networks
A method of synchronizing timers in a wireless network is described. According to some embodiments, a master timer is sampled at the start time of a first beacon in a first data object and the...
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7337344 |
Methods and apparatus for synchronizing devices on different serial data buses
The invention provides a method of synchronizing one or more devices on a first bus with one or more devices on a second bus. The method comprises acquiring timing information from the first bus...
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7330489 |
Distributed data synchronization apparatus and method
Disclosed is a method and apparatus for synchronizing data in a number of separate integrated circuits. In one embodiment, the apparatus includes a first integrated circuit configured to receive...
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7327002 |
Industrial control circuit using a single-chip microprocessor
An industrial control circuit includes: a first isolation circuit ( 22 ) for converting an analog signal to a low level voltage; a single-chip microprocessor SCM ( 23 ) for receiving the low level...
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7315546 |
Alignment of clock domains in packet networks
Disclosed is a method and apparatus for aligning clock domains over an asynchronous network between a source controlled by a first clock and a destination controlled by a second clock. The...
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7293189 |
Method and device for reproducing additional data in synchronization with main data using time information
A recording medium, method and apparatus for managing data are discussed. According to an embodiment, the present invention provides a method of reproducing main data and additional data. The...
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7278043 |
System, method, and apparatus for overload detection in real-time data processing applications
A method for overload detection according to one embodiment of the invention includes a control process and a data process. In response to a timing signal, the control process sets a state of a...
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7263626 |
Method for synchronizing computer clocks in networks used for information transmission, device for carrying out said method and data packet suitable for the synchronization of computer clocks
The invention relates to a method for synchronizing computer clocks in networks used for the transmission of information according to which information is dispatched with a time stamp when being...
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7260733 |
Distributed control system
In a distributed control system, a first electronic control unit sends trigger information to a second electronic control unit. The trigger information includes a timing that triggers the second...
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7260653 |
Method and device for the synchronization between two networks
The present invention relates to a method of synchronization between communication networks exchanging information by frame of informations, each communication network having clock and the number...
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7260652 |
Method and communication system for exchanging data between at least two stations via a bus system
A method and communication system for exchanging data between at least two stations that are connected to one another via a distributed bus system, in which the data is contained in messages that...
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7239581 |
Systems and methods for synchronizing the internal clocks of a plurality of processor modules
In a multiprocessor system that includes a plurality of processor modules, each one of which includes its own internal clock, one of the plurality of processor modules is designated as a master...
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7225355 |
Fault-tolerant computer system, re-synchronization method thereof and re-synchronization program thereof
A lock-step synchronism fault-tolerant computer system includes a plurality of computing modules having a processor and a memory in which each computing module processes the same instruction string...
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7200766 |
Method and system for the distributed synchronization of users of a communications link
A method and a system for synchronizing at least two users are described, each user to be synchronized containing its own timer, and the users being connected by at least one communications link,...
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