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"The wireless music box has no imaginable commercial value. Who would pay for a message sent to nobody in particular?"
David Sarnoff, American radio pioneer ; 1921
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| Number | Title | Issue Date |
| 6338010 | Multi-sensor module for communicating sensor information over a vehicle data bus A multi-sensor module (10) includes a housing (12) with a plurality of vehicle operating condition sensors (S1 -SN) mounted therein and a signal processing circuit (20, 26, 30) also mounted therein which receives sensor signals provi... | 01/08/2002 |
| 6233159 | Bracket for supporting and aligning a circuit component with respect to a circuit board A bracket for supporting and aligning a circuit component, such as a voltage regulator, on a circuit board during assembly. The bracket frictionally engages the component to restrain the component's movement and raised dimples position the component so th... | 05/15/2001 |
| 6201427 | Circuitry for protecting a N-channel load driving device from reverse voltage condition The invention relates to circuitry for protecting n-channel load driving devices from reverse voltage conditions and for inhibiting the flow of destructive currents through such devices under reverse voltage conditions. According to one embodiment of the ... | 03/13/2001 |
| 6193812 | Flux solution for soldering containing borneol A soldering flux containing borneol, which is also referred to as bornyl alcohol. A method soldering using such a flux is also disclosed. Even minor proportions of borneol in the flux help reduce ionic residue from the flux after soldering. Larger proport... | 02/27/2001 |
| 6192305 | Vehicle rollover sensing using yaw rate estimation A rollover sensing apparatus and method are provided for predicting rollover or pitchover conditions of a vehicle. The apparatus and method sense angular roll rate, angular pitch rate, longitudinal acceleration, lateral acceleration, and vertical accelera... | 02/20/2001 |
| 6185163 | Vehicle audio system having random access player with play list control A method is provided for altering a play list of a Random Access Player without interrupting the generation of output by the Player. The method includes initiating a reproduction mode that activates the Random Access Player, commencing the generating of o... | 02/06/2001 |
| 6184581 | Solder bump input/output pad for a surface mount circuit device A surface mount circuit device (110), such as a flip chip, of the type which is attached to a conductor pattern (126) with solder bump connections (120). The solder bump connections (120) are formed by reflowing solder on shaped input/output pads (112) on... | 02/06/2001 |
| 6180164 | Method of forming ruthenium-based thick-film resistors A method for forming a ruthenium-based thick-film resistor having copper terminations, in which the thick-film resistor is fired in a non-oxidizing atmosphere so as not to oxidize the copper terminations yet without reducing the thick-film resistor to met... | 01/30/2001 |
| 6180436 | Method for removing heat from a flip chip semiconductor device A method and assembly (10) for conducting heat from a semiconductor device, such as a power flip chip (12). The assembly (10) is generally constructed to dissipate heat from the chip (12) when mounted to a flexible substrate (16). Heat is conducted from t... | 01/30/2001 |
| 6178916 | Compact, low-cost, rotary knob with indicator In a preferred embodiment, a compact, low-cost, rotary control knob assembly, including: an indicator portion having disposed thereon indicia representing selectable settings of the control knob assembly; a knob portion disposed over the indicator portion... | 01/30/2001 |
| 6180045 | Method of forming an overmolded electronic assembly An overmolded electronic assembly (10) and method for forming the assembly (1) that entails enclosing a circuit board (12) having one or more circuit devices (16) mounted to its surface. The assembly (10) includes a heat-conductive member (18) in thermal ... | 01/30/2001 |
| 6180265 | Flip chip solder bump pad A method for forming a solder bump pad (22), and more particularly converting a wire bond pad (12) of a surface-mount IC device (10) to a flip chip solder bump pad (22), such that the IC device (10) can be flip-chip mounted to a substrate. The process gen... | 01/30/2001 |
| 6175299 | Analog signal processing system for determining airbag deployment An analog signal processing system for determining airbag deployment includes a first low pass filter receiving a conditioned analog accelerometer signal and providing an analog acceleration signal therefrom. A first comparator/latch circuit receives the ... | 01/16/2001 |
| 6170735 | Soldering method using a flux containing borneol A soldering flux containing borneol, which is also referred to as bornyl alcohol. A method soldering using such a flux is also disclosed. Even minor proportions of borneol in the flux help reduce ionic residue from the flux after soldering. Larger proport... | 01/09/2001 |
| 6156980 | Flip chip on circuit board with enhanced heat dissipation and method therefor A circuit structure and method for conducting heat from a power flip chip. Heat is dissipated from a flip chip mounted to a PCB by conducting heat through conductive vias to the opposite surface of the PCB. The flip chip is equipped with two sets of solde... | 12/05/2000 |
| 6154698 | Supplemental restraint deployment method providing rough road immunity An improved deployment method for a vehicular supplemental restraint system, wherein the existence of a rough road condition is indicated if a measure of crash severity obtained from an acceleration sensor exceeds a rough road threshold and the crash even... | 11/28/2000 |
| 6154364 | Circuit board assembly with IC device mounted thereto A process and circuit board assembly by which a single soldering operation produces a multicomponent stack capable of dissipating heat from a power IC chip (12) mounted to a substrate (10). The circuit board assembly generally includes a number of conduct... | 11/28/2000 |
| 6151222 | Dual voltage automotive electrical system with sub-resonant DC-DC converter An improved dual voltage automotive electrical system in which low voltage loads are powered by a series resonant DC-DC converter operated at a fixed switching frequency below the resonant frequency of its tank circuit. With this arrangement, the converte... | 11/21/2000 |
| 6144092 | Electronic power device heatsink clamping system In a preferred embodiment, an electronic power device heatsink clamping system, including: a heatsink; at least one electronic power device disposed adjacent a side of the heatsink; at least one clamping spring, having first and second ends, disposed so a... | 11/07/2000 |
| 6138047 | Low frequency PWM generation method for a microprocessor-based controller An improved method of operation for a microprocessor-based controller wherein a frequency limited counter can be used to generate low frequency PWM signals having on and/or off periods that exceed the period of the microprocessor's free-running counter. T... | 10/24/2000 |
| 6138067 | Adaptive pressure based weight estimation system for a vehicle occupant An improved pressure-based weight estimation system that includes an adaptive technique for reliably and accurately determining the vacant, or unoccupied, seat pressure. The vacant seat pressure is initially determined by a factory calibration procedure, ... | 10/24/2000 |
| 6133728 | Current mode differential to single-ended conversion circuit for a magnetic wheel speed sensor A variable reluctance sensor interface module having a variable attenuation circuit and a rectifier and differential single-ended conversion circuit for operating in a current mode to attenuate a differential input voltage. The variable attenuation circui... | 10/17/2000 |
| 6133653 | Recirculating driver control circuit and method of operating the same A recirculating driver control circuit for an electrically operated device has a power supply and a controller coupled to the power supply and the device. The controller generates an on/off signal through a first output. The on/off signal has an ON state ... | 10/17/2000 |
| 6130582 | Amplifier circuit including compensation circuitry for canceling variations in an amplifier feedback signal An amplifier circuit (14') for canceling variations in an amplifier feedback signal includes compensation circuitry (50) defining a replica of the feedback current therethrough. The replicated feedback current is drawn from a circuit node (N1) which direc... | 10/10/2000 |
| 6128954 | Spring for a resonance ring of an angular rate sensor A motion sensor having a sensing ring and electrodes formed on or in a surface region of a substrate, such as a silicon chip. The sensing ring is supported above the substrate by a number of spring members extending radially from a hub, so that the ring h... | 10/10/2000 |
| 6127727 | Semiconductor substrate subassembly with alignment and stress relief features A composite conductor for contacting a semiconductor device chip. A durable substrate subassembly for a high power transistor switching modules. The substrate subassembly is durable because wire bonds to the semiconductor device electrodes are replaced wi... | 10/03/2000 |
| 6127701 | Vertical power device with integrated control circuitry A process for integrating a vertical power device, such as an IGBT device, with suitable control circuitry, such as circuitry that provides self-protection from over-temperature (OT), over-voltage (OV) and over-current (OC) conditions. The process yields ... | 10/03/2000 |
| 6109113 | Silicon micromachined capacitive pressure sensor and method of manufacture A capacitive pressure sensor that uses polysilicon as an electrostatic bonding medium and as a lead transfer to make an electrical connection to an electrode within a vacuum sealed chamber. The heavily doped P++ region of a silicon wafer defines a movable... | 08/29/2000 |
| 6102608 | Damage resistant control knob/shaft assembly A damage resistant control, including: a first shaft; a second shaft having its proximal end attached to control apparatus; and adapter apparatus connecting the distal end of the first shaft and the distal end of the second shaft such as to permit a degre... | 08/15/2000 |
| 6102296 | Integrated switch pad-aspirated sensor shroud for vehicular climate control systems and methods of manufacture and use In a preferred embodiment, an integrated switch pad-aspirated sensor shroud for a vehicle climate control system, including: a switch pad including a base member; an opening defined through the base member through which opening ambient air may be drawn to... | 08/15/2000 |
| 6098296 | Wheel alignment system and method for vehicles having steer-by-wire steering system The present invention provides for a wheel alignment procedure for a vehicle having a steer-by-wire steering system. The wheel alignment procedure includes determining an offset alignment value for a road wheel of a vehicle. The offset alignment value may... | 08/08/2000 |
| 6099154 | Mirror with lighted indicia In preferred embodiment, a mirror having selectively lightable indicia, including: a substrate of a substantially optically clear material; an optically reflective, optical filter layer disposed on a rear surface of the substrate, the optical filter layer... | 08/08/2000 |
| 6101436 | Vehicle occupant weight estimation apparatus having fluid-filled multi-cell seat bladder An improved weight estimation apparatus in which a closed, multiple cell elastomeric bladder filled with fluid is installed in the foam cushion of a vehicle seat bottom, with at least one pressure sensor installed in a closed exit port of the bladder. The... | 08/08/2000 |
| 6100728 | Coil current limiting feature for an ignition coil driver module The ignition coil driver module of the present invention includes a control integrated circuit, formed of a low voltage semiconductor material, and a high current load driver integrated circuit, formed of a high voltage integrated circuit, housed within a... | 08/08/2000 |
| 6092425 | Differential pressure sensor having an alloy or metal isolator A differential pressure sensor (10) having a housing 12 and a metal or alloy isolator (14) for stress isolation of a sensing cell (28) that is mounted to the isolator (14). The metal or alloy isolator (14) has an opening (16) therein for providing access ... | 07/25/2000 |
| 6094160 | Interference rejection method for an automotive radar CW/ICC system A method for rejecting system-to-system interference in a FLR system in which sampled data obtained from each channel of the FLR receiver is analyzed to recognize transient data due to interference with another FLR system and bounded in the time domain. T... | 07/25/2000 |
| 6087976 | Radar object detection system having normalized range sensitivity An improved obstacle detection radar system and method of operation in which the detection sensitivity is normalized with respect to target range without significantly increasing system complexity or cost, while at same time improving the system response ... | 07/11/2000 |
| 6088639 | Method of enabling and disabling occupant restraints A controller for airbags and seat belt pretensioners stores a digital flag for each restraint to enable or disable the corresponding deployment loop. A diagnostic tester is coupled by a communications link to the controller to selectively set the flags as... | 07/11/2000 |
| 6081996 | Through hole circuit board interconnect In a preferred embodiment, a through hole connector pin for a circular through hole defined through a printed circuit board substrate, including: a vertical cylindrical portion of the connector pin for insertion in the circular through hole, the vertical ... | 07/04/2000 |
| 6078622 | Distributed digital radio system A central digital signal radio processor (DRSP) is separated from all analog inputs and outputs by digital data links. Each end of a data link couples to an interface which has transmit and receive capability using cancellation techniques to allow full du... | 06/20/2000 |
