Search Patents
  • Methods and apparatus for ambient noise removal in speech recognition
    Publication number: 20020138263
    Abstract: Methods and apparatus for enhancing the accuracy and efficacy of speech recognition in an environment, such as the interior of an automobile or home, in which there may be significant ambient noise, such as music from loudspeakers within an automobile or programming from a television within a home.
    Type: Application
    Filed: January 31, 2001
    Publication date: September 26, 2002
    Applicant: IBM Corporation
    Inventors: Sabine Deligne, Nagendra K. Goel
  • CURRENT MODE LOGIC CIRCUIT WITH OUTPUT COMMON MODE VOLTAGE AND IMPEDANCE CONTROL
    Publication number: 20030006804
    Abstract: In a current mode logic (CML) circuit, a high impedance state is implemented at the output for a bi-directional buffer. The output common mode voltage can be adjusted at the same time, which is particularly useful for a CML off-chip driver.
    Type: Application
    Filed: December 29, 2000
    Publication date: January 9, 2003
    Applicant: IBM Corporation
    Inventor: Jungwook Yang
  • Audio-visual codebook dependent cepstral normalization
    Publication number: 20040107098
    Abstract: An arrangement for yielding enhanced audio features towards the provision of enhanced audio-visual features for speech recognition. Input is provided in the form of noisy audio-visual features and noisy audio features related to the noisy audio-visual features.
    Type: Application
    Filed: November 29, 2002
    Publication date: June 3, 2004
    Applicant: IBM Corporation
    Inventors: Sabine Deligne, Chalapathy V. Neti, Gerasimos Potamianos
  • Training of text-to-speech systems
    Publication number: 20020143542
    Abstract: Building a data-driven text-to-speech system involves collecting a database of natural speech from which to train models or select segments for concatenation. Typically the speech in that database is produced by a single speaker. In this invention we include in our database speech from a multiplicity of speakers.
    Type: Application
    Filed: March 29, 2001
    Publication date: October 3, 2002
    Applicant: IBM Corporation
    Inventor: Ellen M. Eide
  • Process for removing contaminant
    Patent number: 4853081
    Abstract: Contaminant is removed from the interior of the holes in the vicinity of preselected locations by etching in a gaseous plasma wherein the sheath voltage is controlled in order to direct ions of the plasma to contact the interior of the holes in the vicinity of the preselected locations.
    Type: Grant
    Filed: October 30, 1987
    Date of Patent: August 1, 1989
    Assignee: IBM Corporation
    Inventor: Walter E. Mlynko
  • MOSFET RECTIFIER CIRCUIT WITH OPERATIONAL AMPLIFIER FEEDBACK
    Publication number: 20020085401
    Abstract: A circuit arrangement for rectifying alternating current (AC) signals in solid-state technologies that have gain devices with low transconductance. A contemplated circuit uses operational amplifiers connected in feedback mode to enhance the effective transconductance of the gain devices.
    Type: Application
    Filed: December 29, 2000
    Publication date: July 4, 2002
    Applicant: IBM Corporation
    Inventors: Sudhir M. Gowda, Scott K. Reynolds
  • Systems and methods of data traffic generation via density estimation
    Publication number: 20060242610
    Abstract: Systems and methods for providing density-based traffic generation. Data are clustered to create partitions, and transforms of clustered data are constructed in a transformed space. Data points are generated via employing grid discretization in the transformed space, and density estimates of the generated data points are employed to generate synthetic pseudo-points.
    Type: Application
    Filed: March 29, 2005
    Publication date: October 26, 2006
    Applicant: IBM Corporation
    Inventor: Charu Aggarwal
  • Speech recognition using discriminant features
    Publication number: 20030023436
    Abstract: Methods and arrangements for representing the speech waveform in terms of a set of abstract, linguistic distinctions in order to derive a set of discriminative features for use in a speech recognizer. By combining the distinctive feature representation with an original waveform representation, it is possible to achieve a reduction in word error rate of 33% on an automatic speech recognition task.
    Type: Application
    Filed: March 29, 2001
    Publication date: January 30, 2003
    Applicant: IBM Corporation
    Inventor: Ellen M. Eide
  • Methods and arrangements for ordering changes in computing systems
    Publication number: 20050192979
    Abstract: Methods and arrangements for automatically determining allowable sequences of changes, e.g., sequences where the order in which changes are carried out will transition a computing system from a workable state into another workable state, are disclosed.
    Type: Application
    Filed: February 27, 2004
    Publication date: September 1, 2005
    Applicant: IBM Corporation
    Inventors: Alexander Keller, Joseph Hellerstein, Vijaya Krishnan, Joel Wolf, Kun-Lung Wu
  • Method for credit card notification
    Publication number: 20020125310
    Abstract: In accordance with the present invention, there is provided a method of providing information indicative of an account status to an account holder via a device connected to a network. The method includes the steps of: comparing an actual value with a preset parameter; deriving the information in response to a transaction that influences the actual value; and providing the information to the account holder through the device.
    Type: Application
    Filed: March 7, 2002
    Publication date: September 12, 2002
    Applicant: IBM
    Inventor: Klaus Kursawe
  • Data processing system input pointing device including means and method for controlling audio output
    Publication number: 20030112218
    Abstract: A data processing system input pointing device is described. The input pointing device includes a control device on a side of the device. The control device may be used to control an audio output of the data processing system in response to a movement of the control device.
    Type: Application
    Filed: December 6, 2001
    Publication date: June 19, 2003
    Applicant: IBM Corporation
    Inventors: Lane Thomas Holloway, Nadeem Malik
  • Liquid crystal display device and a method thereof
    Publication number: 20010048492
    Abstract: A display panel having electrode wiring, a circuit board for supplying voltage to electrode wiring, a sheet material for electrically connecting the electrode wiring to circuit board, a frame for holding the display panel, and a restraint member for restraining the circuit board. The sheet material and the frame are restrained from moving relative to each other in a plane direction.
    Type: Application
    Filed: May 18, 2001
    Publication date: December 6, 2001
    Applicant: IBM
    Inventor: Yoshifumi Natsuyama
  • Method and apparatus for an efficient multi-path trace cache design
    Publication number: 20060155932
    Abstract: A novel trace cache design and organization to efficiently store and retrieve multi-path traces. A goal is to design a trace cache, which is capable of storing multi-path traces without significant duplication in the traces. Furthermore, the effective access latency of these traces is reduced.
    Type: Application
    Filed: March 1, 2005
    Publication date: July 13, 2006
    Applicant: IBM Corporation
    Inventors: Galen Rasche, Jude Rivers, Vijayalakshmi Srinivasan
  • Management of memory controller reset
    Publication number: 20060150030
    Abstract: An error handling method is provided for processing adapter errors. Rather than executing a disruptive controller hardware reset, an error handling routine provides instructions for a reset operation to be loaded and executed from cache while the SDRAM is in self-refresh mode and therefore unusable.
    Type: Application
    Filed: January 6, 2005
    Publication date: July 6, 2006
    Applicant: International Business Machines (IBM) Corporation
    Inventors: Lucien Mirabeau, Charles Cardinell, Man Ma, Ricardo Padilla
  • Self aligning optical detector
    Publication number: 20020021476
    Abstract: An optical detector for receiving an optical signal transmitting via an optical fiber cable, comprises an array of photo-sensors for location in the path of the optical signal. A controller a controller detects which of the photo-sensors receives the optical signal in use, and derives a received signal from an output of any said photo-sensor so detected.
    Type: Application
    Filed: August 9, 2001
    Publication date: February 21, 2002
    Applicant: IBM
    Inventor: Martin Schmatz
  • Methods and arrangements for dynamically modifying subsource address multicast data distribution trees
    Publication number: 20030012130
    Abstract: Methods and arrangements for repositioning at least one node in a distributed network. Upon detection of a failed node in the network, subscription information relating to each direct child node of the failed node is retained at each direct child node.
    Type: Application
    Filed: July 16, 2001
    Publication date: January 16, 2003
    Applicant: IBM Corporation
    Inventors: Marcos N. Novaes, Christopher F. Codella
  • Method of modeling single-enrollment classes in verification and identification tasks
    Publication number: 20050021335
    Abstract: In automatic pattern recognition, in the context of patterns being observed either in the same or a new environment, e.g. a new acoustic channel, as compared to the one seen during the previous enrollment, an improvement wherein degradation of the system recognition accuracy caused by environment/channel mismatches is averted.
    Type: Application
    Filed: June 30, 2003
    Publication date: January 27, 2005
    Applicant: IBM Corporation
    Inventors: Upendra Chaudhari, Stephane Maes, Jiri Navratil
  • Hybrid substrate and method for fabricating the same
    Publication number: 20050282323
    Abstract: A hybrid substrate, i.e., a substrate fabricated from different materials, and method for fabricating the same are presented. The hybrid substrate is configured for fabricating more than two different devices thereon, has a high thermal conductivity, and is configured for patterning interconnects thereon for interconnecting the different devices fabricated on the hybrid substrate.
    Type: Application
    Filed: August 12, 2005
    Publication date: December 22, 2005
    Applicant: IBM Corporation
    Inventors: Louis Hsu, Li-Kong Wang
  • Method and apparatus for handling threads in a data processing system
    Publication number: 20040060049
    Abstract: A method, apparatus, and computer instructions for managing threads. A kernel thread associated with a user thread is detected as being unneeded by the user thread. The kernel thread is semi-detached in which data for the thread does not change stacks in response to the kernel thread being unneeded.
    Type: Application
    Filed: September 19, 2002
    Publication date: March 25, 2004
    Applicant: IBM Corporation
    Inventors: Alfredo V. Mendoza, Joel Howard Schopp
  • Object tilt and fall detection apparatus
    Publication number: 20050248467
    Abstract: An object tilt and fall detection apparatus (30) capable of detecting the tilt and fall of an object by using a disk body (11) rolling according to the tilt of the object, comprising a timer means (50) starting the measurement of a time, stopping the measurement of the time by the rolling of the disk body (11), and displaying the time at which the measurement was stopped.
    Type: Application
    Filed: September 16, 2003
    Publication date: November 10, 2005
    Applicant: IBM Japan Business Logistics Co. Ltd.
    Inventors: Hideo Igami, Yoshikazu Kunimatsu, Masahiro Saika
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