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7545427 Image sensing apparatus and control method thereof  
An image sensing apparatus, having an image sensor for sensing an image of an object and an analog-digital converter which operates at a predetermined frequency and converts an analog signal read...
7543173 Timestamp generator  
A method of generating a timestamp includes measuring a time period between two events, automatically determining a precision for an indication of the time period, and storing the timestamp. The...
7535984 Clock adjustment apparatus and method thereof  
A clock adjustment apparatus delays a clock signal and adjusts a phase of the signal, thereby increasing or decreasing a delay amount of the clock signal in accordance with a phase relation...
7536570 Microcontroller unit (MCU) with suspend mode  
A microcontroller unit having a suspend mode of operation includes a processing circuit for receiving digital information and processing said received digital information. Timing circuitry...
7533285 Synchronizing link delay measurement over serial links  
Systems, methods, and other embodiments associated with synchronizing link delay is provided. In one example system, a system for synchronizing signal communication between a first electronic...
7529373 Laser autocalibration for QKD systems  
A method of autocalibrating a quantum key distribution (QKD) system (200) is disclosed. The QKD system includes a laser ((202) that generates photon signals in response to a laser gating signal...
7516350 Dynamic frequency scaling sequence for multi-gigahertz microprocessors  
The present invention provides for reducing current spikes in a circuit when changing clocking frequencies. A first frequency is applied to a clock distribution network. A final frequency is...
7512530 Generation of software thermal profiles for applications in a simulated environment  
A computer implemented method and system for the generation of software thermal profiles for applications executed on a set of processors in a simulated environment. Execution of a software...
7512827 Dual module clock supply for CAN communication module  
A CAN communication module (10) comprising a protocol kernel (14) and a CAN logic block (12) is provided. The protocol kernel includes a CAN bus interface and the CAN logic block includes a module...
7512828 Processor with flexible clock configuration  
A network processor or other type of processor includes clock generation circuitry which generates one or more clock signals for each of a number of clock domains of the processor. The clock...
7509515 Method and system for communicated client phase information during an idle period of a data bus  
A system and method for transmitting client phase information to a host device over a bidirectional data link is described. Embodiments include detecting a phase of a clock signal relative to a...
7509514 Method and device for the sampling of digital data in synchronous transmission, with maintenance of binary integrity  
The method is applicable to the reception of data in the case of a digital transmission in which the pieces of data are transmitted by a unit of equipment A to a unit of equipment B with an...
7506190 Thermal and power management for computer systems  
Improved approaches to providing thermal and power management for a computing device are disclosed. These approaches facilitate intelligent control of a processor's clock frequency and/or a fan's...
7500042 Access control device for bus bridge circuit and method for controlling the same  
An access control device having a number-of-waits setting circuit determining a wait periodicity corresponding to an operating speed of peripheral devices connected to a second bus according to an...
7500131 Training pattern based de-skew mechanism and frame alignment  
Some embodiments of the invention provide a training sequence that may be used in a deskewing process or a protocol to be implemented in a training sequence deskew. Embodiments may also comprise a...
7500130 Cycle-accurate real-time clocks and methods to operate the same  
Cycle-accurate real-time clocks and methods to operate the same are disclosed. An example real-time clock comprises a first counter to count cycles of a selectively-operable clock, a multiplexer...
7493508 Information processing device, method, and program  
This invention relates to an information processing apparatus as well as to an information processing method and a program for use therewith, the apparatus being arranged to prevent a drop in its...
7493510 Clock signal generator circuit for serial bus communication  
Provided is a smart card for communicating with a host computer through a universal serial bus (USB). The smart card includes an internal clock signal generator to generate an internal clock...
RE40635 32 bit generic asynchronous bus interface using read/write strobe byte enables  
A display controller having an asynchronous bus interface is provided. In one embodiment a display controller configured to communicate with a microprocessor is provided. The display controller...
7490241 Time stamping method employing user specified time  
A method for time stamping a digital document is disclosed. The document originator creates a time stamp receipt using the document and the current time. The time stamp receipt is submitted to a...
7486126 Semiconductor integrated circuit with pulse generation sections  
This invention provides a technique for enhancing an operating frequency and improving reliability in a system using at least level sense type sequence circuits as a plurality of sequence...
7478255 Clock distribution in multi-cell computing systems  
Embodiments of the invention relate to distribution of clocks to CPUs in processing cells of a multi-cell system. In an embodiment, each cell includes an interface, referred to as an agent. A...
7478256 Coordinating data synchronous triggers on multiple devices  
System and method for synchronizing multiple devices coupled to a system timing module (STM) via respective first transmission media, wherein two or more of the respective first transmission media...
7478259 System, method and storage medium for deriving clocks in a memory system  
A system, method and storage medium for deriving clocks in a memory system. The method includes receiving a reference oscillator clock at a hub device. The hub device is in communication with a...
7475270 System and method for waveform sampling  
Systems and methods can be employed to sample a signal and determine a frequency of the signal. In one embodiment, the system may comprise a sample network that provides plural indications of...
7475002 Method and apparatus for emulating multiple virtual timers in a virtual computer system when the virtual timers fall behind the real time of a physical computer system  
A virtual computer system includes multiple timer emulators for emulating multiple virtual timers in a virtual machine (VM). A time coordinator keeps track of an apparent time that is provided to...
7472216 Variable oscillator for generating different frequencies in a controller area network (CAN)  
A device suitable for use as a module in a Controller Area Network (CAN) system with a bus or connection includes relatively simple and inexpensive components, including an oscillator that...
7472305 Method and apparatus for limiting the output frequency of an on-chip clock generator  
Apparatus for limiting an output signal frequency of an on-chip clock generator is presented. Electronic circuitry compares the value of a ratio between the internal clock signal frequency and the...
7467319 Ethernet media access controller embedded in a programmable logic device—clock interface  
A clock interface for a media access controller in a programmable logic device is described. The media access controller includes a clock generator for providing a clock signal to configured...
7466723 Various methods and apparatuses for lane to lane deskewing  
Various methods, apparatuses and systems are described in which a skew delay time between communication lanes is determined. A data transfer path is established which includes two or more...
7467320 Fault-tolerant clock generator  
A fault-tolerant clock generation circuit. First and second clock signal generators are provided to generate first and second clock signals. The second clock signal generator includes a locked...
7464286 Programmable logic devices with skewed clocking signals  
A programmable logic device has programmable phase-shifting circuitry. The phase-shifting circuitry is used to generate a set of skewed clock signals that is used to adjust the relative timing of...
7464195 Method and apparatus for detecting a presence of a device  
A method and apparatus are disclosed for detecting a presence of a device. Specifically, a method and a system are disclosed that may comprise providing a clock driver having a pair of...
7454539 Method for transferring variable isochronous data and apparatus therefore  
A method for transferring variable isochronous data and an apparatus therefor are provided. The method for transferring variable isochronous data includes the steps of (a) determining isochronous...
7453255 Circuit and method for measuring delay of high speed signals  
A method and circuit for measuring a time interval between transitions of periodic signals at nodes of a circuit-under-test (CUT), the signals having a periodic clock frequency, the method...
7454650 Microcontroller having a system resource prescaler thereon  
A microcontroller operating in synchronization with clock includes: an arithmetic unit operating in synchronization with the clock; an internal resource being connected to the arithmetic unit via...
7454521 Byzantine fault quantifying clock synchronization  
The clocks of remote computing devices are synchronized within a range of certainty through the determination of an upper bound and a lower bound around a reference time. A message from a...
7451338 Clock domain crossing  
Provided are a method, system, and device to effectuate a transfer of data from one clock domain to another. In accordance with one aspect of the description provided herein, bits of data to be...
7444534 Method and apparatus for dividing a digital signal by X.5 in an information handling system  
An information handling system including a divider circuit is disclosed that divides an input clock signal by a non integer value to generate an output clock signal. The resultant output clock...
7441138 Systems and methods capable of controlling multiple data access using built-in-timing generators  
When receiving request commands from different hosts, a data system generates corresponding phase control signals and access signals based on the formats of each request command. Based on the...
7437592 Information processing device using variable operation frequency  
An information processing apparatus and an information processing method for use therewith are provided so as to implement optimal signal processing without deterioration of performance when using...
7437590 Spread-spectrum clocking  
A state machine circuit may be used to control a multiplexing circuit that selects and provides respective ones of multiple input clock signals to a clock-synthesizing circuit that generates a...
7434082 Multi-stage clock selector  
A clock selector for selecting a set of candidate clock signals from among a plurality of input clock signals. The phase selector includes control logic adapted to generate a plurality of control...
7433263 Multi-port semiconductor device and method thereof  
A multi-port semiconductor device and method thereof are provided. In an example, the multi-port memory device may include a clock generating unit receiving an external clock signal having a given...
7434078 Synchronization with hardware utilizing software clock slaving via a clock  
A sample rate converter (SRC) is used to slave hardware devices to a master hardware device. A clock manager registers the time at each clock of each device, communicates with memory that stores...
7428654 Data transfer circuit for transferring data between a first circuit block and a second circuit block  
A data transfer circuit includes a first transfer circuit receiving the first transfer signal, a second transfer circuit receiving the second transfer signal, a third transfer circuit receiving...
7426651 System and method for encoding independent clock using communication system reference clock  
A value representing a clock, such as a video clock, that is independent of the clock of a communication system, is encoded using the communication system clock and then sent with the video for...
7421606 DLL phase detection using advanced phase equalization  
A system and method are disclosed to generate and terminate clock shift modes during initialization of a synchronous circuit (e.g., a delay-locked loop or DLL). Upon initialization, the DLL is...
7421607 Method and apparatus for providing symmetrical output data for a double data rate DRAM  
An apparatus and method is disclosed to compensate for skew and asymmetry of a locally processed system clock used to synchronize an output signal, e.g., a data signal or a timing signal, from a...
7421609 Method, system and apparatus for producing a clock with desired frequency characteristics  
Systems and methods for circuits which can reduce the average frequency of a clock signal while keeping the maximum frequency of the clock signal are disclosed. Embodiments of these systems and...