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| Number | Title | Issue Date |
| 7500232 | Methods for enhancing flow analysis Methods and structures are described that enhance flow analysis for programs. Whereas previous methods are complicated by the presence of function pointers, the present methods present a framework that abstracts function pointers as if they were any other program ex... | 03/03/2009 |
| 7486755 | Method and system for undersampled symbol synchronization Described is a system and method for providing a synchronization pattern in a communication system. The method includes generating a synchronization pattern with good randomness properties; packing a signal for transmission with m headers, each header consisting of ... | 02/03/2009 |
| 7480861 | System and method for converting between text format and outline format Described is a mechanism for pasting data from a source document into a destination document while providing the user with options related to the particular data being pasted. The options allow the user to choose how much formatting or structure to persist. More spe... | 01/20/2009 |
| 7437566 | System and method for identity confirmation of a contact published on a network A system and method is provided for confirmation of the identity of a contact on the network. A notification that a nearby user is present on a network is signed with a private key associated with the nearby user. The private key is also associated with a public key... | 10/14/2008 |
| 7437573 | Secure unsent message storage pending server connection Unsent messages are securely stored in a client by determining whether a connection to a server exists. If the connection exists, the message can be sent using the intended recipient's public key. In response to a determination that a connection from the client to a... | 10/14/2008 |
| 7437427 | Accessing multiple web pages from a single URL A system and method is provided for personal sites. The personal sites are associated with a single Uniform Resource Locator (URL). A personal site may contain information that is useful to both the web page owner and other groups of users. According to one aspect o... | 10/14/2008 |
| 7433814 | Network emulator architecture A network emulator provides both per-connection and non-connection-based emulation. The emulator includes a host computer, and a kernel-mode emulator driver and user-mode application component running on the host computer. The application component supplies configur... | 10/07/2008 |
| 7209533 | Delay locked loop with harmonic lock and hang prevention architecture The present invention prevents the DLL from locking into the wrong phase, harmonic lock and hang. The detection is independent of temperature, voltage and process that the DLL is running. Including these mechanisms in the DLL design, the operating frequency range of... | 04/24/2007 |
| 7180491 | Application and method for rejection of a false data enable signal during vertical blanking periods in a graphics system A false DE rejection system is described. DEs are ignored during a programmable vertical lockout period. Internal timing is used during the vertical lockout period to count the number of vertical lines to ignore. The first DE received after the vertical lockout peri... | 02/20/2007 |
| 7158139 | Simple on screen display system using mapped ROM generated characters The present invention provides a low cost OSD system with minimal ROM requirements, minimal computing power required from the microcontroller, and minimal I/O port requirements. The OSD system creates a fixed frame around a small set of programmable characters. The ... | 01/02/2007 |
| 7155436 | Method and system for generating and providing rich media presentations optimized for a device over a network The present invention provides rich media presentations to a requesting device when required. Attributes of the requesting device are determined and used to create optimized code for the requesting device. The attributes may include information relating to the opera... | 12/26/2006 |
| 7102613 | Low cost vertical visual indicator system for on screen displays A circuit has been shown to illustrate how a vertical indicator can be generated in logic for a simplified OSD generator. The vertical visual indicator generated uses little microcontroller firmware overhead allowing a less powerful microcontroller to be used in the... | 09/05/2006 |
| 7073032 | System and method for the discovery and use repetitively accessed data A system and method for analyzing data accesses to determine data accessing patterns is provided. Data address accesses are traced and transformed into Whole Program Data Accesses (WPDAs). WPDAs may then be used to discover higher-level data abstractions, such as ho... | 07/04/2006 |
| 7002326 | Method of modulating current regulation control loop's current magnitude from a second control signal The present invention provides current regulation. The circuit includes a current regulation loop that includes a second control signal that is used to adjust the magnitude of the regulated current. The second control signal provides a signal that regulates the amou... | 02/21/2006 |
| 6970334 | Power regulation loop performs two functions A circuit provides a power regulation loop that operates in two modes and uses a single comparator between the two modes. One mode, an open mode, involves generating an overload signal when the pass transistor is in an oversaturated mode indicating that the voltage ... | 11/29/2005 |
| 6954201 | Data bus system and protocol for graphics displays The present invention provides a point-to-point data bus architecture and a protocol for a graphics system. The TCON transmits the data to the column drivers using separate point-to-point data buses. Data may be transmitted to the column drivers during a horizontal ... | 10/11/2005 |
| 6954169 | 1/f noise, offset-voltage charge injection induced error cancelled op-amp sharing technique The present invention provides an apparatus and method for reducing and canceling 1/f noise, offset voltage, and charge injection introduced in pipeline ADCs in conventional op-amp sharing techniques. The polarity of the residue signals is changed at each phase. Dur... | 10/11/2005 |
| 6931369 | Method to perform thermal simulation of an electronic circuit on a network A method and apparatus for thermally simulating a circuit over a network is provided. Techniques are provided for designing a circuit that satisfies user-specified functional requirements received over a network. Based on the specified requirements, components and a... | 08/16/2005 |
| 6924758 | Thermostat with resistor-to-digital-converter control of trip point The present invention controls a thermostat trip point using a resistor-to-digital converter. Generally, the value of an external resistor is measured and converted to a digital code equivalent. The digital code drives a DAC (Digital-to-Analog Converter) which sets ... | 08/02/2005 |
| 6925495 | Method and system for delivering and monitoring an on-demand playlist over a network using a template The present invention delivers a playlist to a requesting device over a network and monitors their performance on the device. Attributes of the requesting device are determined to increase performance of the playlist. The attributes may include information relating ... | 08/02/2005 |
| 6925639 | Method and system for register allocation A method, system, and apparatus for inserting spill code optimized for a complex instruction set computing (CISC) two-address machine, such as a machine utilizing an 80x86 processor is described. The spill code is generated in a single pass. Copy propagation and dea... | 08/02/2005 |
| 6911959 | Low cost horizontal bar indicator system for on screen displays The present invention provides a bar indicator that minimizes the burden placed on the microcontroller. A horizontal bar indicator is generated that requires very little microcontroller firmware overhead, allowing a less powerful microcontroller to be used in the ap... | 06/28/2005 |
| 6871309 | Verification of redundant safety functions on a monolithic integrated circuit A method and apparatus for verifying that redundant circuits are truly redundant is provided. Extra circuitry is included within the integrated circuit to test the features of a chip. Without testing of the redundant fictions on the circuit, true redundancy of the f... | 03/22/2005 |
| 6867470 | Multi-slope analog temperature sensor The present invention provides a temperature sensor that has high sensitivity and operates in a wide range of temperatures and VDD levels. The temperature sensor may be tailored to the application according to the conditions of temperature and VDD. The temperature s... | 03/15/2005 |
| 6837441 | Thermostat with clock-burst control of trip point The present invention is directed at a thermostat using a clock burst to control a temperature trip point without the use of an external resistor. A clock burst is applied to a clock input pin from which a counter is used to count the number of pulses. The output of... | 01/04/2005 |
| 6828851 | Constant voltage charge-pump circuit with feedback A charge-pump circuit generates a constant voltage higher than the available power supply. A feedback path maintains the voltage at a constant level in spite of power supply, temperature and process variations. This charge pump circuit includes a switched capacitor ... | 12/07/2004 |
| 6789086 | System and method for retrieving registry data Retrieving information form from the registry include by creating a registry interface database containing information regarding registry data and uniquely identifying every registry entry for a registry interface. Source header files are generated using information... | 09/07/2004 |
| 6779736 | Thermostat with digital and resistor control of trip point The present invention is directed at using digital inputs in addition to an external resistor to set the trip point for a thermostat. The digital inputs are used to select a voltage (temperature) range. The value of the external resistor is used to select the specif... | 08/24/2004 |
| 6765422 | High resolution fan control at high PWM frequency with a low clock frequency input The present invention enables an IC to have a fast PWM while maintaining the low frequency clock requirement of the temperature measurement. Methods are presented to increase the resolution of the control using a relatively low input clock. According to one method, ... | 07/20/2004 |
| 6731230 | Method to smooth transitions in an ADC for current regulation The present invention is directed at providing methods in a circuit for smoothing transitions relating to a signal processing function. A reference signal is produced that relates to a DAC output code. The reference signal is used as a starting point, and is compare... | 05/04/2004 |
| 6731103 | Peak detector circuit The present invention implements a peak detector circuit without the use of a DSP (digital signal processor) or ADC. A reference signal is produced that relates to a DAC output code. The reference signal is used as a starting point, and is compared to the input sign... | 05/04/2004 |
| 6678877 | Creating a PC board (PCB) layout for a circuit in which the components of the circuit are placed in the determined PCB landing areas A method and apparatus for PCB layout of a circuit simulated over a network is provided. Techniques are provided for designing a circuit that satisfies user-specified functional requirements received over a network. Based on the specified requirements, co... | 01/13/2004 |
| 6670791 | Dual path break before make digital circuit The present invention provides a redundant break before make digital circuit. Redundant circuits are used to provide a path to ground for a charging signal when a fault condition exists. The fault condition may be based on characteristics relating to the ... | 12/30/2003 |
| 6670832 | Glitch detect filter A glitch detect filter system is described. The glitch detect filter system produces an output that is not susceptible to glitches. The glitch detect filter system provides a fixed output signal. The fixed output signal relates to the input signal loaded ... | 12/30/2003 |
