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| Number | Title | Issue Date |
| 5933614 | Isolation of PCI and EISA masters by masking control and interrupt lines A system management module (SMM) for a host server system includes a system management processor (SMP) connected to a system management local bus. The system management local bus connects to the system PCI bus through a system management central (SMC). Th... | 08/03/1999 |
| 5887995 | Touchpad overlay with tactile response A computer system includes a touchpad with one or more overlays providing the computer system with various input control functions. The overlay preferably includes tactile response elements to provide tactile feedback to the operator as an indication that... | 03/30/1999 |
| 5865546 | Modular keyboard for use in a computer system A computer system including a modular keyboard assembly allows input device modules to be inserted into the keyboard assembly. The modular keyboard assembly includes a plurality of recessed opening in which an input device module can be inserted. A connec... | 02/02/1999 |
| 5864653 | PCI hot spare capability for failed components A system management module (SMM) for a host server system includes a system management processor (SMP) connected to a system management local bus. The system management local bus connects to the system PCI bus through a system management central (SMC). Th... | 01/26/1999 |
| 5861764 | Clock skew reduction using spider clock trace routing A technique for reducing skew between clock signals in a digital system requiring multiple clock signals. The system preferably is implemented on a printed circuit board. An oscillator circuit provides a periodic signal to a clock buffer which generates m... | 01/19/1999 |
| 5771281 | Serial-port powered caller identification computer interface A computer interface device for answering calls on a telephone line and transmitting a ring signal and caller identification information to the computer. The interface device is powered by the computer's serial port. The interface device operates in one o... | 06/23/1998 |
| 5586084 | Mud operated pulser A poppet and orifice mud pulser assembly is disclosed for use in an MWD system. The mud pulser is capable of generating pressure pulses in the column of drilling mud of various amplitudes to increase the data rate of the mud pulse telemetry system. The mu... | 12/17/1996 |
| 5577163 | System for recognizing or counting spoken itemized expressions A speech categorization system includes first and second timers which generate first and second measured durations indicative of duration of selected higher and lower amplitude segments included in a voice message. A higher amplitude segment is classified... | 11/19/1996 |
| 5542054 | Artificial neurons using delta-sigma modulation An artificial neuron for use in a neural processing network comprises a plurality of input signal lines, an arrangement for computing a nonlinear function of the sum of the inputs multiplied by associated weights, and a saturating delta-sigma modulator wh... | 07/30/1996 |
| 5332048 | Method and apparatus for automatic closed loop drilling system An automatic closed loop drilling system is disclosed for providing automatic directional drilling capabilities in a bottomhole assembly. The drilling system includes at least one adjustable stabilizer that varies in response to formational and drilling c... | 07/26/1994 |
| 5318137 | Method and apparatus for adjusting the position of stabilizer blades A telemetering system is disclosed for communicating command signals to a downhole adjustable blade stabilizer, and for transmitting encoded time/pressure signals back to the surface. The command signal provides information regarding a desired blade posit... | 06/07/1994 |
| 5318138 | Adjustable stabilizer A downhole adjustable blade stabilizer is disclosed for varying the position of stabilizer blades to provide an increased ability to control the direction of drilling. The adjustable blade stabilizer includes a plurality of blades mounted in an angled tra... | 06/07/1994 |
| 5227701 | Gigatron microwave amplifier An electron tube for achieving high power at high frequency with high efficiency, including an input coupler, a ribbon-shaped electron beam and a traveling wave output coupler. The input coupler is a lumped constant resonant circuit that modulates a field... | 07/13/1993 |
| 5156023 | Multi-purpose pin for supporting jewelry or clothing accessories A multi-purpose pin which supports jewelry and clothing accessories to the clothing, hat or hair of a wearer. The multi-purpose pin comprises a hoop with fastening means for attaching to the clothing of a wearer. A bar divides the interior portion of the ... | 10/20/1992 |
| 5113303 | Grounding detection circuit An improved grounding detection circuit includes an intrinsically safe circuit connected to a grounding clip for grounding vehicles and container durng the transfer and storage of combustible materials. The intrinsically safe circuit includes grounding lo... | 05/12/1992 |
| 5110200 | Video keratometer A Keratometer for ascertaining the shape of the corneal surface of the eye comprises a television camera with associated processing circuitry. The television camera receives a reflection of a target such as placido's disc from the surface of the cornea. T... | 05/05/1992 |
| 5086271 | Driver system and distributed transmission line network for driving devices under test A distributed transmission line network for connecting a plurality of DUTs to a low-power driver includes a plurality of distributed transmission lines with distributed capacitors. The distributed capacitors are added to the distributed transmission lines... | 02/04/1992 |
| 4982059 | Axial magnetic field interrupter A cylindrical coil conductor incorporated in a vacuum interrupter comprises a cylindrical body with a plurality of inclined slits therein defining a plurality of current paths. The coil conductor is uniformly cylindrical to reduce radial magnetic fields, ... | 01/01/1991 |
| 4947545 | Automated burn-in system An improved burn-in board cartridge for use in burn-in and testing of IC packages in an automated burn-in and test system is disclosed. The cartridge includes printed circuit cards mounted on a single or both side faces of the cartridge, thereby permittin... | 08/14/1990 |
| 4896273 | Method and apparatus for selection of complex parts, including blades for band saws A system is disclosed for selecting a band saw blade for a particular product to be cut on a selected band saw. Specifically, a schedule of predetermined parameters for operating most known types of band saws is entered into a microprocessor. The identity... | 01/23/1990 |
| 4871888 | Tubular supported axial magnetic field interrupter A cylindrical coil conductor incorporated in a vacuum interrupter comprises a cylindrical body with a plurality of inclined slits therein defining a plurality of current paths. The coil conductor is uniformly cylindrical to reduce radial magnetic fields, ... | 10/03/1989 |
