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Assignee: INT Labs, Inc.


Location: Austin, TX
No. of patents: 10

NumberTitleIssue Date
6167241Technique for performing amplitude modulation without cheating side-bands
A technique for amplitude modulating a carrier without producing side-bands is disclosed. In a preferred embodiment, a signal carrier is directly modulated and no energy side-bands are produced. This is accomplished by amplitude quantizing the data or inf...
12/26/2000
6148182Technique to facilitate the independent bi-directional data transmission on a single amplitude modulated carrier
Method and apparatus for facilitating the simultaneous bi-directional transmission of data on a single AM carrier is described. In particular, the process is implemented using two or more transceivers, each comprising a modulator, a demodulator, and an os...
11/14/2000
6119146Computer network having multiple remotely located human interfaces sharing a common computing system
A computer network having multiple remotely located human interfaces which share a common computing system which appears, to each of the human interfaces, as a virtual computer dedicated to that human interface. The computer network includes a processor s...
09/12/2000
6037884Technique to encode multiple digital data streams in limited bandwidth for transmission in a single medium
A technique for encoding multiple digital data streams in a limited bandwidth for transmission in a single medium is described. A pulse tuned to an assigned frequency is generated each time a data stream makes a transition. The polarity of each pulse repr...
03/14/2000
6038616Computer system with remotely located interface where signals are encoded at the computer system, transferred through a 4-wire cable, and decoded at the interface
A computer comprised of a computing system positioned at a first location and a human interface, which includes a video monitor, and plural I/O devices, specifically, a keyboard, mouse and printer, positioned at a second location remotely located relative...
03/14/2000
6020839Analog technique to detect asymmetric radio frequency pulses
Method and apparatus for processing an analog signal comprising one or more digital data streams encoded as a series of pulses is described. In a preferred embodiment, the analog signal is input to a mixer for mixing the signal with a signal of a local os...
02/01/2000
6012101Computer network having commonly located computing systems
A computer network comprised of a plurality of interconnected nodes, each having a DTE device coupled thereto. Plural ones of the DTE devices are each further comprised of a computing system positioned at a first location and a human interface, which incl...
01/04/2000
5994952Narrow band-pass interferometric filter having enhanced operational characteristics
A narrow band-pass interferometric filter for applying a response characteristic to an input signal to produce a filtered output signal. The filter is comprised of an inverting amplifier having an amplifying input to which the input signal is applied, an ...
11/30/1999
5966056Method and apparatus for enabling the transmission of multiple wide bandwidth electrical signals
Method and apparatus for enabling the transmission of high bandwidth analog and digital data over cable lengths of more than 1000 feet through low cost semishielded or unshielded four wire cable are disclosed. Three balanced mode signals are transmitted u...
10/12/1999
5926172Video data transmission and display system and associated methods for encoding/decoding synchronization information and video data
Video data transmission and display system configured for transmitting three video data signals and two synchronization signals over three lines while preserving polarity information for the synchronization signals. The system includes a video encoder whi...
07/20/1999
 
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