At Patents you can conduct a Patent Search, File a Patent Application, find a Patent Attorney, or search available technology through our Patent Exchange. Patents are available using simple keyword or date criteria. If you are looking to hire a patent attorney, you've come to the right place. Protect your idea and hire a patent lawyer.
Bandgap reference circuit
In a bandgap reference circuit (200), a base-emitter voltage V.sub.BE with a first temperature coefficient TC.sub.1 is added to a voltage difference .DELTA.V...
In-rush current reduction circuit for boost converters and electronic
An electronic power supply circuit (50) that includes a rectifying circuit (14), a boost converter (16), an in-rush current reduction circuit (52), and a bulk...
Magnetically communicative card
A magnetically communicative card (200) has a ferrite core (302) extending substantially the length of the card body (203) and has a conductor (408) wound around...
Method of assembling a semiconductor device using a magnet
Process for maintaining lead positions within a glass layer of a CQFP semiconductor device by using a magnet during high temperature assembly operations. During...
Multilayered gel electrolyte bonded rechargeable electrochemical cell
An electrochemical cell 10 includes first and second electrodes 12 and 14 with an electrolyte system 26 disposed therebetween. The electrolyte system includes at...
Material transfer apparatus and method of using the same
A material (21) is transferred to an electronic component (32) using a transfer apparatus (10). The transfer apparatus (10) has pins (13) that pass through...
Method for etching photolithographically produced quartz crystal blanks
A method (202) for etching photolithographically produced quartz crystal blanks for singulation. In a first step (202), a quartz wafer is plated on both sides...
Battery for a portable communication device
Portable radiotelephone device adapted to receive a variety of other
A portable radiotelephone device (100) comprises a radio housing (114) having radiotelephone circuitry (1102), a battery housing (110) having a battery (1104)...
Current mode transceiver circuit and method
A transmitter (300) sends a transmitted current (I.sub.203, I.sub.204) along a transmit signal path (203, 204) to a receiver (400) having a low input impedance....
System, method and device for automatic capture of internet access
information in a broadcast signal for use by...
The present invention provides a system (100, 200), device (300) and method (400) for facilitating automatic capture of internet access information in a...
Speech-recognition system utilizing neural networks and method of using
A speech-recognition system for recognizing isolated words includes pre-processing circuitry for performing analog-to-digital conversion and cepstral analysis,...
Holographic optical interconnect system and method for board-to-board
and chip-to-chip communication...
A holographic optical interconnect system (100) and method (200) provide flexible, efficient interconnection of a plurality of circuit boards CBs and a plurality...
Method for updating a communication unit parameter in a wireless
In one embodiment of the present invention, an update method preference value (401) is determined as between a group update method and an individual update...
Method and apparatus for routing conductors through a hinge
A unique method and apparatus effectively routes conductors such as conductors on a flex strip (402) through a hinge of a foldable electronic device (100) such...
System and method for maintaining continuous phase during up/down
conversion of near-zero hertz intermediate...
A digital rotating complex phasor generator (60) provides a constant magnitude continuous phase signal at either a positive or a negative frequency for...
Method and apparatus for classifying a multi-level signal
A radio receiver circuit (100) is used for receiving a multi-level signal from a radio communication system. The multi-level signal includes a plurality of...
Method for correcting errors from a fading signal in a frequency hopped
spread spectrum communcation system
A selective call communication system (10) transmits a frequency hopped spread spectrum signal as a Reed Solomon code word modulated as a four-level frequency...
Method and apparatus for communicating error-tolerant messages
A communication system is used for transmitting error-tolerant messages to a selective call receiver (122). The communication system includes a transmitter...
Method and apparatus for time sharing a radio communication channel
Time sharing of a radio communication channel among a plurality of interfering cells (302) is provided. The radio communication channel transmits information in...
Integrated vertical cavity surface emitting laser pair for high density
data storage and method of fabrication
An integrated vertical cavity surface emitting laser (VCSEL) pair for use in an optical pickup head for high density optical storage applications and a method of...
GMR device having a sense amplifier protected by a circuit for
dissipating electric charges
A new and improved magnetic device is provided for memories and sensors. A magnetic random access memory (MRAM) device (20) includes a storage element (21) for...
Method and system for calculating a transmitted signal characteristic in
an environmental model
In a data processing system, a stored environmental model of a wireless communication system is selected. The model locates at least one object in relation to a...
Method and system for compressing a video signal using dynamic frame
A video signal is converted into a coefficient signal for each frame in a video image. Each coefficient signal comprises block coefficient signals which...
Molded plastic ball grid array package
An improved leadless semiconductor device package consists of a molded plastic carrier (30) with a plurality of C5 bumps (52) integrally molded into the bottom...
Heat transfer apparatus suitable for use in a circuit board assembly
A heat transfer apparatus is carried on a substrate (204) having top and bottom surfaces (212, 214). The heat transfer apparatus includes a pad (220/222), at...
Apparatus for spray-cooling multiple electronic modules
The apparatus includes a substantially planar plate having a first side and a second side. A plurality of substantially planar fluid distributing manifolds are...
Display with inactive portions and active portions, and having drivers
in the inactive portions
An integrated electro-optical package including an array composed of a substrate having defined thereon a plurality of unit cells, composed of active and...
Method for compressing ideographic characters for storage decompression
and display and a communication device...
A compression/decompression method useful in communicating ideographic characters to communication devices. An ideographic character is represented by a...
Method and apparatus for adjusting a communication strategy in a radio
communication system using location
An acknowledge back portable selective call radio (10) for use in a selective call signal radio system (100) and method for determining selective call radio...
High power broadband termination for k-band amplifier combiners
An extremely broad band high power termination (10) for microwave and millimeter frequency amplifiers combines a standard resistive low frequency termination...
Method and apparatus for self-tuning a voltage controlled oscillator
A method and apparatus for tuning the voltage controlled oscillator (VCO) (110) of a Phase Locked Loop (100) by comparing the VCO (110) voltage control line...
Power delivery system and method of controlling the power delivery
system for use in a radio frequency system
A power delivery system (500) including a power splitter (502), a plurality of power amplifier modules (508) responsive to the power splitter (502), a power...
A method and apparatus in a feedforward amplifier (100) includes a summer (293) summing the desired signal (12) with a pair of tag signals (241, 242). An error...
Voltage-tuned millimeter-wave amplifier and method for tuning
A method (140) for tuning millimeter-wave FET amplifiers (20) during manufacture, through the application (144) of a gate bias voltage (52) so as to tune the FET...
Method and apparatus for delay matching in a power amplifier
A method and apparatus for efficient power amplification with low distortion includes a surface acoustic wave delay line (210), an envelope detector (220), an...
A polarity detector 100 wherein bistables 105 and 107 selectively sample the sequence of pulses and store samples. The samples and the output signal 125, stored...
Emitter coupled logic (ECL) gate
An emitter coupled logic gate (300) avoids the use of stacked transistors by utilizing a single-ended bias input and positive feedback (320) between first and...
Pulse load averaging power converter
A pulse load averaging power converter (10) provides low duty cycle, high amplitude power pulses while drawing substantially constant power from a power source....
Spacer pads for field emission device
A field emission device (100, 200) includes an anode (190); a substrate (110); a plurality of spaced apart cathodes (120); a dielectric layer (124) disposed on...
Current confinement via defect generator and hetero-interface interaction
A semiconductor device including a plurality of layers of material defining a diffusion barrier. A defect generator positioned on the plurality of layers in...
Method and circuit board panel for circuit board manufacturing that
prevents assembly-line delamination and sagging
Board delamination during the singulation from a board panel and board sagging during front-end assembly are two biggest problems encountered in cellular...
Process for reducing halogen concentration in a material layer during
semiconductor device fabrication
A process for reducing halogen concentration in a material layer (56) includes the deposition of a dielectric layer (58) overlying the material layer (56). An...
Resistless methods of gate formation in MOS devices
A method of forming an MOS gate includes providing a silicon substrate having a gate oxide formed thereon, forming a polysilicon layer on the gate oxide,...
Method for forming a metal pattern on a substrate
A method for forming a metal pattern on a substrate (11) includes forming a dielectric stack (14) on a major surface (12) of the substrate (11) and forming a...
Rechargeable electrochemical cell with modified electrolyte
An electrochemical battery cell (10) including a zinc electrode (20), and may be fabricated with an electrolyte (50) system including an electrolyte active...
A temperature sensor (1800) incorporates two diodes (1802, 1804). The voltage difference across each diode is a linear function of temperature. The voltage...
Method for forming solder bumps on bond pads
Solder paste (16) is dispensed onto a platen (12) that includes depressions (14) that are preferably conical or in an inverted pyramid shape. The solder paste...