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Mark Twain (Samuel L. Clemens) received Patent No. 121,992 for "An Improvement in Adjustable and Detachable Straps for Garments." He later received two more patents: one for a self-pasting scrapbook and one for a game to help players remember important historical dates.

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Assignee: Hitachi America, Ltd.


Location: Tarrytown, NY
No. of patents: 142

1        
NumberTitleIssue Date
8126050Methods and apparatus for decoding and displaying different resolution video signals
Methods and apparatus for implementing a reduced cost HDTV/SDTV video decoder are disclosed. The described joint video decoder is capable of decoding HDTV pictures at approximately the resolution of standard definition television pictures and can be used to decode H...
02/28/2012
8125386Steerable antenna and receiver interface for terrestrial broadcast
Antennas with steerable antenna patterns and techniques for using such antennas are described. In accordance with the invention, antenna patterns with one or more NULLs are used. Through the use of digital control signals the antenna pattern is steered so that a sou...
02/28/2012
RE41860Cold start engine control apparatus and method
An apparatus for reducing noxious gases in the exhaust emissions of an automobile is disclosed. During engine cold start, a cold start injector having a heater downstream of the injector outlet vaporizes fuel so that a leaner air-fuel mixture can be used, thereby re...
10/26/2010
7782938Methods for reduced cost insertion of video subwindows into compressed video
Methods and apparatus for encoding image data to facilitate subsequent insertion of local image data. Also methods and apparatus for inserting image data, e.g., at local broadcast stations, without having to fully decode a received encoded bitstream. The encoding me...
08/24/2010
7633441Steerable antenna and receiver interface for terrestrial broadcast
Antennas with steerable antenna patterns and techniques for using such antennas are described. In accordance with the invention, antenna patterns with one or more NULLs are used. Through the use of digital control signals the antenna pattern is steered so that a sou...
12/15/2009
7573938Methods and apparatus for decoding and displaying different resolution video signals
Methods and apparatus for implementing a reduced cost HDTV/SDTV video decoder are disclosed. The described joint video decoder is capable of decoding HDTV pictures at approximately the resolution of standard definition television pictures and can be used to decode H...
08/11/2009
7425920Steerable antenna and receiver interface for terrestrial broadcast
Antennas with steerable antenna patterns and techniques for using such antennas are described. In accordance with the invention, antenna patterns with one or more NULLs are used. Through the use of digital control signals the antenna pattern is steered so that a sou...
09/16/2008
7295611Methods and apparatus for decoding and displaying different resolution video signals
Methods and apparatus for implementing a reduced cost HDTV/SDTV video decoder are disclosed. The described joint video decoder is capable of decoding HDTV pictures at approximately the resolution of standard definition television pictures and can be used to decode H...
11/13/2007
7269586Patient rule induction method on large disk resident data sets and parallelization thereof
The present invention relates to analysis of large, disk resident data sets using a Patient Rule Induction Method (PRIM) in a computer system wherein a relational data table is initially received. The relational data table includes continuous attributes, discrete at...
09/11/2007
7173970Methods and apparatus for decoding and displaying multiple digital images in parallel
Methods and apparatus for implementing a reduced cost HDTV/SDTV video decoder are disclosed. The described joint video decoder is capable of decoding HDTV pictures at approximately the resolution of standard definition television pictures and can be used to decode H...
02/06/2007
7020671Implementation of an inverse discrete cosine transform using single instruction multiple data instructions
Compressed data are decompressed using an inverse discrete cosine transform (IDCT). A first one directional (1D) IDCT is performed resulting in a plurality of first 1D IDCT coefficients followed by a second 1D IDCT resulting in a plurality of second 1D IDCT coeffici...
03/28/2006
6829303Methods and apparatus for decoding images using dedicated hardware circuitry and a programmable processor
Video decoder methods and apparatus are described. In accordance with the invention, hardware decoder circuitry, e.g., intra-coded image decoding circuitry and motion vector reconstruction circuitry, is used in combination with a general purpose processor, e.g., Pen...
12/07/2004
6721708Power saving apparatus and method for AC-3 codec by reducing operations
The present invention provides a method and apparatus for performing an inverse modified discrete cosine transform (IMDCT) on at least one block of spectral coefficients representing an information signal in the frequency domain. The IMDCT provides an IMDCT output i...
04/13/2004
6668027Self adjusting automatic gain control (AGC) power reference level circuit
Methods and apparatus for performing gain control in a manner that is designed to maximize the use of the dynamic range of signal processing circuitry, e.g., an A/D converter, while minimizing signal clipping are described. In one embodiment a power refer...
12/23/2003
6668029Methods and apparatus for implementing digital resampling circuits
Methods and apparatus for implementing digital resampling circuits which create one or more bitstreams which include samples at desired rates, from an input bitstream having a fixed sample rate, are described. The resampling circuits of the present invent...
12/23/2003
6594311Methods for reduced cost insertion of video subwindows into compressed video
Methods and apparatus for encoding image data to facilitate subsequent insertion of local image data. Also methods and apparatus for inserting image data, e.g., at local broadcast stations, without having to fully decode a received encoded bitstream. The ...
07/15/2003
6568261Hot wire gas flow sensor
An improved hot wire gas flow sensor is disclosed having a housing with a passageway in series with a passageway through which the gas flow is measured. The housing includes both a hot wire and cold wire disposed within the passageway. A current circuit m...
05/27/2003
6563952Method and apparatus for classification of high dimensional data
The present invention is an apparatus and method for classifying high-dimensional sparse datasets. A raw data training set is flattened by converting it from categorical representation to a boolean representation. The flattened data is then used to build ...
05/13/2003
6539058Methods and apparatus for reducing drift due to averaging in reduced resolution video decoders
Methods and apparatus for simulating, in reduced resolution video decoders, the biasing effect associated with MPEG's specified rounding of pixel values including a fractional component of 0.5 to the next highest integer value are described. In one embodi...
03/25/2003
6529930Methods and apparatus for performing a signed saturation operation
Methods and apparatus for performing signed saturation of binary numbers to arbitrary powers of two are described. Given an n-bit signed binary word, the methods and apparatus of the present invention perform a signed saturation to k-bits where the value ...
03/04/2003
6487694Method and apparatus for turbo-code decoding a convolution encoded data frame using symbol-by-symbol traceback and HR-SOVA
The apparatus includes a first SOVA decoder that generates a first path reliability value from a channel value, a parity symbol and a first a priori likelihood value. A first decorrelation unit generates a first extrinsic symbol reliability value by decor...
11/26/2002
6469744Methods and apparatus for encoding, decoding and displaying images in a manner that produces smooth motion
Methods and apparatus for encoding, decoding and displaying images in a manner that provides for relatively smooth motion are described. In accordance with the invention a multi-sync display device is used and the refresh rate of the display device is con...
10/22/2002
6453739Time domain measurement and control system for a hot wire air flow sensor
A time domain measurement and control system for a hot wire air flow sensor is disclosed in which the air flow sensor is of the type having a resistive heating element with an input end and an output end. The control system includes a fixed frequency vari...
09/24/2002
6388507Voltage to current converter with variation-free MOS resistor
A voltage controlled current source circuit of the present invention includes first reference current coupled to a voltage control node. A current input of a voltage controlled impedance is reproduced at the voltage control node through a current mirror a...
05/14/2002
6384846Methods and apparatus for rendering multiple images using a limited rendering resource
The present invention addresses decoding and simultaneously displaying multiple images in different windows of a PC or other display device such as a television set. When more than two images are displayed, if the total processing load associated with dec...
05/07/2002
6292814Methods and apparatus for implementing a sign function
Methods and apparatus for implementing and using a sign(x) function are described. In accordance with the present invention, the sign(x) function is implemented in hardware, e.g., by incorporating a simple circuit of the present invention into a central p...
09/18/2001
6279549Heater for a cold start fuel injector
A heater is provided for use in conjunction with a fuel passageway, such as a cold start passageway, in an internal combustion engine in which fuel is injected into the passageway. The heater includes a tubular housing which is insertable into the passage...
08/28/2001
6274951EMI energy absorber
An EMI energy absorber for use with an electrical circuit, such as a hot wire air flow sensor, which has at least one electrical element which exhibits antenna characteristics at a predetermined frequency range for the EMI. The energy absorber includes a ...
08/14/2001
6262770Methods and apparatus for decoding high and standard definition images and for decoding digital data representing images at less than the image's full resolution
Methods and apparatus for implementing a reduced cost HDTV/SDTV video decoder are disclosed. The described joint video decoder is capable of decoding HDTV pictures at approximately the resolution of standard definition television pictures and can be used ...
07/17/2001
6259284Charge free power-on-reset circuit
A novel structure and method are taught for fully discharging a capacitor and thereby reducing the capacitance needed to achieve a desired RC time constant. The invention overcomes the previously encountered problem of using a large and area-inefficient c...
07/10/2001
6256071Methods and apparatus for recording video files and for generating a table listing the recorded files and links to additional information
A receiver arranged to receive and store broadcast data transported by elementary stream of a multiplexed and modulated digital television signal in a rewritable memory during a low power consumption mode for later recall by a user of the receiver. For re...
07/03/2001
6253347Automatic synchronization circuit for trellis decoder
Methods and apparatus for automatically generating a set partition adjustment renormalization rate (SPARR) threshold used to determine correct or incorrect set partition synchronization in a trellis decoder as a function of a renormalization rate are desc...
06/26/2001
6249547Methods and apparatus for decoding high definition and standard definition digital video images using a single decoder apparatus
Methods and apparatus for implementing a reduced cost HDTV/SDTV video decoder are disclosed. The described joint video decoder is capable of decoding HDTV pictures at approximately the resolution of standard definition television pictures and can be used ...
06/19/2001
6236283Methods and apparatus for generating a filtered signal having a fixed sampling rate from a variable baud rate input data stream
A sample stream having a fixed sampling rate, representing a filtered version of an input symbol stream is produced by a pulse shaping and resampling device of the present invention. The pulse shaping/resampling device can be used as part of a digital mod...
05/22/2001
6232810Flip-flop
An improved SR latch has a two stages. A generation block generates Q and Q signals from a set signal and a reset signal. The generation block also has an inactive state. A storage block receives the Q and Q signals and maintains the Q signal and Q signal...
05/15/2001
6204887Methods and apparatus for decoding and displaying multiple images using a common processor
Methods and apparatus for processing data representing multiple image sequences, e.g., TV programs, and displaying multiple images from different video sequences in different windows of a single display screen are disclosed. The amount of system resources...
03/20/2001
6199084Methods and apparatus for implementing weighted median filters
Methods and apparatus for efficiently implementing weighted median filters are described. In a first hardware embodiment, the median filter is implemented using a number of storage locations which is equal to or greater than the sum of the weight values u...
03/06/2001
6185559Method and apparatus for dynamically counting large itemsets
The present invention is directed to a data mining method and apparatus that dynamically initiates the counting of sets of items (itemsets) at any time during the pass over the records of a database and terminates the counting at the same location in the ...
02/06/2001
6173280Method and apparatus for generating weighted association rules
The present invention discloses a data mining method and apparatus that assigns weight values to items and/or transactions based on the value to the user, thereby resulting in association rules of greater importance. A conservative method, aggressive meth...
01/09/2001
6167089Reduced cost methods and apparatus for decoding bi-directionally coded image data
Methods and apparatus for implementing a reduced cost HDTV/SDTV video decoder are disclosed. The described joint video decoder is capable of decoding HDTV pictures at approximately the resolution of standard definition television pictures and can be used ...
12/26/2000
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