Patents Represented by Attorney, Agent or Law Firm Louis J. Percello
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Patent number: 6816907Abstract: A data communications network includes network servers, clusters of network servers, as well as content providers and service providers, such as ISPs and ASPs, and further includes at least one data processor that operates under control of a stored program resident on a memory media. The stored program directs operation of the data processor to provide users with differentiated services by defining, for individual ones of the plurality of content providers, a plurality of levels of services for users, and for responding to service level tables received from individual ones of the plurality of content providers, where individual ones of users are assigned to one of the plurality of levels of service. There is also at least one resource requirement table for defining at least a minimum set of resources required for realizing individual ones of said plurality of service levels.Type: GrantFiled: August 24, 2000Date of Patent: November 9, 2004Assignee: International Business Machines CorporationInventors: Gee-Gwo Mei, Kun-Lung Wu, Philip S. Yu
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Patent number: 6810116Abstract: A multi-channel telephone data collection, collaboration and conferencing system for use with a plurality of telephone channels, the telephone channels being interconnected to facilitate a conference call between a plurality of telephone conferencing devices, the system comprising: a call processor having at least two telephone conferencing device input/output ports connected to the processor and to the plurality of telephone conferencing devices, the call processor generates an audio signal corresponding to each of the plurality of telephone conferencing devices connected to the telephone input/output ports; an audio saving module, connected to the call processor, that converts the audio signal corresponding to each of the plurality of telephone conferencing devices to a digital signal; a memory device that stores the digital signals corresponding to each conference device; an audio switch, connected to the call processor and the memory device, that has a plurality of audio inputs corresponding to each of thType: GrantFiled: September 12, 2000Date of Patent: October 26, 2004Assignee: International Business Machines CorporationInventors: Jeffrey Scott Sorensen, Satyanarayana Dharanipragada, Borivoj Tydlitat
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Patent number: 6806874Abstract: A method for representing a sharp feature on a surface of a model comprises the steps of defining at least one feature curve on the surface; reparameterizing the surface; and creating the feature on the reparameterized surface so as to be generally coincident with the feature curve, where the feature lies along boundaries between piecewise-smooth patch surfaces where patch surfaces with distinct tangent planes are joined. The surface is reparameterized by moving a control mesh relative to the surface to sample the feature curve with vertices of the control mesh, and creating the feature includes a subdivision step where edges and diagonals are treated as creases in the control mesh, and piecewise-smooth subdivision rules are applied to obtain a sharp feature on the surface. The surface may be defined in a Catmull-Clark multiresolution subdivision surface representation.Type: GrantFiled: July 24, 2001Date of Patent: October 19, 2004Assignee: International Business Machines CorporationInventors: Henning Biermann, Ioana Martin, Denis Zorin, Fausto Bernardini
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Patent number: 6804333Abstract: The present invention is a computer system and method that manages connections between one or more data network interfaces and one or more phone interfaces. A manager process, running on a computer system having both data and phone network interfaces, receives one or more telephone calls from one or more users over one of the phone interfaces and then accesses one or more profiles associated with each of the users. These profiles have one or more service identifiers and one or more interactive response agent (IRA) identifiers associated with the respective user. A menu of the service identifiers is presented to the user. The system then looks up an agent address of one of the IRAs that is associated with the service identifier selected by the user from the menu and establishes a session with the associated IRA. Having done this a two-way communication with the associated IRA occurs during the session.Type: GrantFiled: January 28, 1999Date of Patent: October 12, 2004Assignee: International Business Machines CorporationInventors: Te-Kai Liu, Kiyoshi Maruyama
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Patent number: 6803805Abstract: A system on a chip (SOC voltage generator) system is provided for supplying at least one voltage level to a plurality of units on a chip having an SOC design. The system includes a plurality of local DC voltage generators distributed throughout the chip, each local DC voltage generator independently supplying voltage to at least one unit of the plurality of units, each local DC voltage generator including a regulator system outputting one pump control signal; and a pump system receiving the one pump control signal and outputting at least one voltage level in accordance with the one pump control signal. Furthermore a method for supplying voltage to a plurality of units on a chip having an SOC design is provided. The method includes the steps of distributing a plurality of local DC voltage generators throughout the chip; and supplying at least one voltage level to the plurality of units via the plurality of local DC voltage generators.Type: GrantFiled: April 9, 2002Date of Patent: October 12, 2004Assignee: International Business Machines CorporationInventors: Li-Kong Wang, Louis L. Hsu, Fanchieh Yee
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Patent number: 6802068Abstract: Uniform and infinitely scalable system and method for communication between application processes providing both point-to-point and multi-point connectivity without dependance on end-to-end addressing, using a framework of nameservers as exchanges for sharing named contexts of communication. Application processes define and reference the contexts by name on nameservers addressed by pathnames, and the framework then synthesises the end-to-end transport between the requesting processes by first concatenating the service paths taken by the defining and referencing requests to form end-to-end service paths, and then using these end-to-end service paths to perform the requisite signalling to the underlying physical networks for setting up the transport. Only local references are used in the configuration of the nameservers and switches, and in the computation and signalling of the service and transport paths, respectively.Type: GrantFiled: August 3, 1999Date of Patent: October 5, 2004Assignee: International Business Machines CorporationInventor: Venkata Guruprasad
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Patent number: 6798682Abstract: An integrated circuit that may include an array such as a static random access memory (SRAM) with high threshold device array devices and in selected other devices to reduce leakage. Devices with high threshold have a thicker gate oxide or a high k dielectric gate oxide that is selected based on threshold voltage (VT) variations with gate oxide dielectric type or gate oxide thickness for the particular technology, e.g., PD SOI CMOS. High threshold devices may be used in non-core circuits, e.g., test circuits. Also, non-critical paths may be identified and a non-critical path margin identified. A thicker device threshold is selected for non-critcal path FETs based on the non-critical path margin. Non-critical path delays are re-checked. FETs are formed with the selected thicker gate oxide for any non-critical paths passing the re-check and in array FETs with non-selected FETs being formed with normal gate oxide thickness.Type: GrantFiled: November 29, 2002Date of Patent: September 28, 2004Assignee: International Business Machines Corp.Inventors: Ching-Te K. Chuang, Rajiv V. Joshi, Michael G. Rosenfield
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Patent number: 6798688Abstract: A CMOS storage array such as a static random access memory (SRAM) and a sense amplifier. The SRAM may be in partially depleted (PD) silicon on insulator (SOI) and may include fully depleted (FD) FETs. A power line supply select at each row selectively increases cell supply voltage to a full supply voltage when the row is selected. A word line decoder selects a row of cells that are provided the supply voltage and cells in remaining rows are provided a reduced supply voltage. Leakage is substantially lower in said remaining rows than in said selected row. The sense amplifier may include cross coupled FD NFETs sensing stored data. A read/write-select in each bit path selectively blocks cell writes when cell contents are not being changed. Power is not expended unnecessarily writing to cells.Type: GrantFiled: November 29, 2002Date of Patent: September 28, 2004Assignee: International Business Machines Corp.Inventor: Rajiv V. Joshi
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Patent number: 6792339Abstract: A situation controller for a vehicle. The situation controller includes a processing device and an image monitor coupled to the processing device, for monitoring images associated with one or more items within the vehicle. The situation controller also includes a device for communicating a message relating to the one or more monitored items wherein the content of the message is determined by the processing device based at least in part on the one or more monitored items. Additionally, a controller coupled to the processing device, for controlling at least one function of the vehicle in response to the one or more monitored items within the vehicle, is included.Type: GrantFiled: February 19, 2002Date of Patent: September 14, 2004Assignee: International Business Machines CorporationInventors: Sara H. Basson, Peter G. Fairweather, Dimitri Kanevsky
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Patent number: 6788566Abstract: A read and write assist and restore circuit for a memory device includes a first device, which is responsive to a potential on a bit line such that the potential on the bit line activates the first device. A second device is driven by the first device such that when the first device is activated, a change in the bit line potential is reinforced with positive feedback by the second device during a wordline active period to enable write-back of data lost as a result of threshold voltage fluctuations in memory cell transistors coupled to the bit line.Type: GrantFiled: October 28, 2003Date of Patent: September 7, 2004Assignee: International Business Machines CorporationInventors: Azeez J. Bhavnagarwala, Stephen V. Kosonocky, Rajiv V. Joshi
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Patent number: 6789099Abstract: A 64-bit adder implemented in partially depleted silicon on insulator technology and having two levels of lookahead uses a dynamic eight-bit carry module containing a cascode evaluation tree employing a chain of source followers that feeds a sense amplifier, thereby obtaining benefits from high initial drive, low variation in body voltage, resulting in low variation in history-dependent delay, reduced noise sensitivity and noise-based delay.Type: GrantFiled: June 10, 2002Date of Patent: September 7, 2004Assignee: International Business Machines CorporationInventors: Jae-Joon Kim, Ching-Te K. Chuang, Rajiv V. Joshi, Kaushik Roy
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Patent number: 6778447Abstract: A self-timed data communication system for a wide data width semiconductor memory system having a plurality of data paths is provided. The data communication system includes a central data path including at least one junction circuit configured for exchanging data signals between the central data path and the plurality of data paths of the at least one data path. A respective one junction circuit of the at least one junction circuit includes circuitry for controlling resetting the respective one junction circuit for preparation of a subsequent data transfer through the respective one junction circuit in accordance with receipt of an input junction monitor signal indicating that data has been transferred to the respective one junction circuit. The data communication system further includes a plurality of data banks configured for storing data, wherein a corresponding data bank of the plurality of data banks is connected to a respective one data path of the plurality of data paths.Type: GrantFiled: January 31, 2002Date of Patent: August 17, 2004Assignee: International Business Machines CorporationInventors: Louis L. Hsu, Rajiv V. Joshi, Jeremy Stephens, Daniel Storaska
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Patent number: 6775736Abstract: A self-timed data communication system for a wide data width semiconductor memory system having a plurality of data paths. The data communication system includes a plurality of data banks configured for storing data, wherein a corresponding data bank of the plurality of data banks is connected to a respective one data path of the plurality of data paths. The data communication system further includes circuitry for controlling the respective one data path in accordance with receipt of a monitor signal indicating that a data transfer operation has been initiated for transfer of data to or from the respective one data path. The circuitry for controlling includes circuitry for generating a control signal for controlling resetting of the respective one data path after data is transferred for preparation of a subsequent data transfer operation.Type: GrantFiled: January 31, 2002Date of Patent: August 10, 2004Assignee: International Business Machines CorporationInventors: Louis L. Hsu, Rajiv J. Joshi, Jeremy K. Stephens, Daniel W. Storaska
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Patent number: 6763432Abstract: A cache memory system for use with an external cache system comprising at least one data array includes one or more cache data arrays and corresponding cache directory arrays. The cache memory system operates in one of at least two modes of operation. In a first mode of operation, the cache data arrays store data relating to directory information stored in the corresponding cache directory arrays. In a second mode of operation, at least a portion of the cache data arrays stores directory information corresponding to the at least one data array of the external cache system.Type: GrantFiled: August 28, 2000Date of Patent: July 13, 2004Assignee: International Business Machines CorporationInventors: Mark Jay Charney, Philip George Emma, Robert K. Montoye, Arthur R. Zingher
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Patent number: 6760049Abstract: An improved graphics system for a graphical user interface in which a plurality of screen objects are displayed is disclosed. Conventional systems comprises targeting means for determining a screen object targeted by the pointer; and selection means for reading a pointer selection and for selecting a screen object. The invention is characterized by the selection means comprising means for selecting a screen object which has been continuously targeted for a predetermined time (pi).Type: GrantFiled: June 1, 2000Date of Patent: July 6, 2004Assignee: International Business Machines CorporationInventor: Stephen James Paul Todd
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Patent number: 6747619Abstract: In the method of quantitatively evaluating the front of screen quality of a screen to be checked, an image of the screen to be checked is captured. The image of the LCD panel is captured preferably in a state in which the screen to be checked of the LCD panel is on. The captured image is processed and evaluated preferably in accordance with a predetermined algorithm. In the present invention, a manual evaluation is not performed at all. Thus, the front of screen quality of the screen to be checked of the LCD panel or the like, for example, can be quantitatively evaluated.Type: GrantFiled: January 12, 2000Date of Patent: June 8, 2004Assignee: International Business Machines CorporationInventors: Kosei Tanahashi, Yumi Mori
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Patent number: 6737907Abstract: A digitally programmable DC voltage generator system having a programming circuit for controlling a control circuit of a voltage generator system. The programming circuit receives an input control signal, processes the input control signal, and generates an output control signal to the control circuit of the voltage generator system for controlling the control circuit in accordance with the input control signal. The control circuit includes a limiter circuit and an oscillator circuit. The output control signal controls at least one of the limiter circuit for disabling the oscillator circuit upon reaching a target output voltage, and the oscillator circuit for controlling the pumping speed of the oscillator circuit.Type: GrantFiled: July 3, 2001Date of Patent: May 18, 2004Assignee: International Business Machines CorporationInventors: Louis L. Hsu, Li-Kong Wang, John Atkinson Fifield, Wayne F. Ellis
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Patent number: 6728689Abstract: A data classification method and apparatus are disclosed for labeling unknown objects. The disclosed data classification system employs a learning algorithm that adapts through experience. The present invention classifies objects in domain datasets using data classification models having a corresponding bias and evaluates the performance of the data classification. The performance values for each domain dataset and corresponding model bias are processed to identify or modify one or more rules of experience. The rules of experience are subsequently used to generate a model for data classification. Each rule of experience specifies one or more characteristics for a domain dataset and a corresponding bias that should be utilized for a data classification model if the rule is satisfied.Type: GrantFiled: November 14, 2000Date of Patent: April 27, 2004Assignee: International Business Machines CorporationInventors: Youssef Drissi, Ricardo Vilalta
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Patent number: 6724320Abstract: There is provided a system and method for controlling at least one traffic light having a vehicle having a transmitter and a receiver for transmitting and receiving traffic control signals, and a control unit for processing traffic control signals; and a traffic control module having a transmitter and a receiver for transmitting and receiving traffic control signals, a control unit for processing traffic control signals, traffic light control logic for controlling the at least one traffic light, and means to connect to the at least one traffic light; wherein the traffic control signals control the flow of traffic about the at least one traffic light enabling a vehicle to travel from a present location to a destination passing through intersections at which traffic flow is controlled by the at least one traffic light; and also including means for controlling at least one traffic light on a selected optimal route in response to the traffic control signals.Type: GrantFiled: July 9, 2001Date of Patent: April 20, 2004Assignee: International Business Machines CorporationInventors: Sara H. Basson, Dimitri Kanevsky, Wlodek W. Zadrozny
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Patent number: 6712692Abstract: Information is gathered about movements of a person, which could be an adult or child. This information is mapped to one or more game controller commands. The game controller commands are coupled to a videogame, and the videogame responds to the game controller commands as it would normally.Type: GrantFiled: January 3, 2002Date of Patent: March 30, 2004Assignee: International Business Machines CorporationInventors: Sara H. Basson, Peter Gustav Fairweather, Alexander Faisman, Dimitri Kanevsky