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Patent # Description
US-6,348,897 Multi-function antenna system for radio communication device
A multi-function antenna system for a radio communication device includes a housing that encloses a radio frequency transceiver of the radio communication...
US-6,348,895 Portable radio communication device with improved antenna radiation efficiency
A portable radio telephone (1) with improved antenna radiation efficiency. The radio telephone (1) has an antenna (5) asymmetrical about a feedpoint (9). A two...
US-6,348,820 High-side, low-side configurable driver
A high-side, low-side driver that controls voltage from a voltage source to an inductive or resistive load includes a power transistor with a gate, a source and...
US-6,348,806 Method and apparatus for measuring gate leakage current in an integrated circuit
An integrated circuit (10) includes a measurement circuit (20) for determining if a transistor (26) has normal gate leakage current or has a gate leakage current...
US-6,348,781 Buck or boost power converter
A buck or boost (BOB) power converter circuit. A buck converter is cascaded with a boost converter to form a buck or boost circuit (20). The BOB converter is...
US-6,348,386 Method for making a hafnium-based insulating film
A hafnium-based dielectric layer, such as hafnium oxide (HfO.sub.2), is formed over a semiconductor substrate by flowing a hafnium-containing precursor of...
US-6,347,882 Display backlighting system
A display back lighting system (100) includes a light pipe (106) that is mounted above a printed circuit board (102) and below a liquid crystal display (108)....
US-6,347,233 Digital waveform generator apparatus and method therefor
A dual mode wireless device in which a coefficient generator (42) generates parameter values for a GSM waveform, based on transmitted sequences of digital data...
US-6,347,228 Location apparatus and method in a mobile telecommunications system
Apparatus for determining the location of a subscriber unit (1) in a mobile telecommunications network, and particularly in a GSM cellular network, includes the...
US-6,347,140 Echo canceling method and apparatus
In a communication system (100), a first echo return loss through communication system (100) associated with a first call connection between a caller (111) and a...
US-6,347,127 Method and apparatus for multi-symbol matched filter estimation of an evaluation symbol in a received signal...
A processing system (216) selects (1004) a portion (702-706) of a received signal including an evaluation symbol (702), along with a preceding symbol (704)...
US-6,347,056 Recording of result information in a built-in self-test circuit and method therefor
An integrated circuit has a Built-In Self-Test (BIST) controller (10) that has a sequencer (16) that provides test algorithm information for multiple memories...
US-6,346,968 Color balancing circuit and method
A circuit and method color balance pixel signals (V.sub.PIXEL) on-the-fly in an image capturing system (10). The pixel signals are amplified in a programmable...
US-6,346,911 Method and apparatus for determining time in a GPS receiver
A method and apparatus for determining time in a GPS receiver is provided according to the invention. The method includes the steps of capturing (304) GPS data...
US-6,346,908 Apparatus for converting an analog signal utilizing resistor D/A converter precharging
A method for operating a circuit in an analog to digital converter, including providing a resistor network (205) having a plurality of resistor banks (200)...
US-6,346,901 Digital-to-analog conversion circuit
A digital-to-analog conversion circuit including a plurality of unit current output cells (1) arranged in a matrix. Each of the current output cells (1) includes...
US-6,346,880 Circuit and method for controlling an alarm
An alarm circuit (10) includes a sensor (11), a comparator (13), a control circuit (16), and a transducer (19). The control circuit (16) controls the transducer...
US-6,346,832 Multi-channel signaling
A transmission circuit provides two outputs. The two outputs carry both signal information as a differential voltage and carry a signal as a common mode voltage....
US-6,346,829 High voltage input buffer made by a low voltage process and having a self-adjusting trigger point
A high performance high input voltage input buffer manufacture using a low voltage process contains an input buffer circuit (136) and a level shifter (132). The...
US-6,346,469 Semiconductor device and a process for forming the semiconductor device
Conductive bumps (32) are formed to overlie a semiconductor die (11). The conductive bumps (32) typically have reduced levels of lead, flow at a temperature no...
US-6,345,767 System and method for controlling the interior temperature of a vehicle
A system and method for controlling the interior temperature within a vehicle. In a preferred embodiment of the system, the system responds to increases in...
US-6,345,589 Method and apparatus for forming a borophosphosilicate film
A method and apparatus for improving film stability and moisture resistance of a borophosphosilicate film. The BPSG film according to the present invention is...
US-6,345,224 Method and system for advanced neutral tow
A method of initiating a neutral tow feature in a four-wheel drive vehicle. To initiate the neutral tow feature, an input signal is received from at least one...
US-6,345,173 Frequency modulator
A frequency modulator (50, 150) for modulating a carrier signal according to a modulation data signal to provide a modulated output signal (RFout), comprises a...
US-6,344,983 Flyback transformer regulator
A regulating circuit for a transformer is provided. The circuit includes at least a primary stage in association with a primary coil of a transformer and a...
US-6,344,727 Charger having a data store and data link
A battery charger that includes a data store that can receive, store, and send data files to other computer devices. The battery charger can specifically...
US-6,344,413 Method for forming a semiconductor device
Method for forming a semiconductor device having an capacitor, where the capacitor is in-laid in a cavity formed in the semiconductor substrate and part of a...
US-6,344,403 Memory device and method for manufacture
A semiconductor memory device with a floating gate that includes a plurality of nanoclusters (21) and techniques useful in the manufacturing of such a device are...
US-6,343,354 Method and apparatus for compression, decompression, and execution of program code
During a compressing portion, memory (20) is divided into cache line blocks (500). Each cache line block is compressed and modified by replacing address...
US-6,343,210 Method and system for soft decision propagation
A method and apparatus for soft decision propagation trades off system bandwidth in return for link margin. When signal quality on an uplink is low, a satellite...
US-6,342,776 Acoustic charger for electronic devices
The present invention includes a means for charging the battery of an electronic device by converting acoustic energy to electrical current. In one preferred...
US-6,342,774 Battery having user charge capacity control
A rechargeable battery having a user-selected charge capacity whereby a user of the battery can select the voltage at which the battery is charged, and thus can...
US-6,342,411 Electronic component and method for manufacture
A high voltage microwave field effect transistor (FET) and method for its manufacture. The FET (10) includes a channel layer (18) formed of compressively...
US-6,342,164 Pinhole-free dielectric films
A method for producing a pinhole-free dielectric film comprising applying a photopolymer to a first dielectric surface of a dielectric film having pinholes,...
US-6,341,222 Method and apparatus for performing selection and distribution in a communication system
A communication system (100) that includes base stations (103-109) comprising selection circuitry (207) is provided herein. The determination of a call anchoring...
US-6,340,878 Silicon equivalent PTC circuit
This invention is a series current regulator with an on-silicon temperature sensing means which forms an improved over current battery protection device. The...
US-6,339,612 Method and apparatus for joint detection of data in a direct sequence spread spectrum communications system
Joint detection of data signals occurs in a code division, multiple access (CDMA) communication system as follows: A digital signal processor (315) first...
US-6,337,983 Method for autonomous handoff in a wireless communication system
A method and apparatus for handoff to a rescue channel is introduced without the need to send and receive handoff control messages. In the preferred embodiment...
US-6,336,091 Communication device for screening speech recognizer input
A communication device capable of screening speech recognizer input includes a microprocessor (110) connected to communication interface circuitry (115), memory...
US-6,335,768 Method and system for broadcasting digital audio and video to an analog wireless device
An audio input interface (122) receives a digital audio signal and identifies an audio bitstream which is optionally decrypted by a decryption unit (123), and...
US-6,334,929 Plasma processing method
A process for improving uniformity across the surface of a substrate during a plasma process such as plasma etching. A conductive plane is formed at the back...
US-6,334,176 Method and apparatus for generating an alignment control vector
The data processing system loads three input operands, including two input vectors and a control vector, into vector registers and performs a permutation of the...
US-6,334,063 Electronic device with auto-positioning virtual image display and associated method
A gravity switch and a microprocessor are disposed in an electronic device having a virtual image display. The gravity switch provides a determination of the...
US-6,333,921 Method and apparatus for group calls in a wireless CDMA system based on dedicated codes
Within a wireless CDMA communication system (100), at least one dedicated inbound code (232, 332, 414-416) and at least one dedicated outbound code (234, 334,...
US-6,333,682 High frequency low loss power amplifier combiner
A conductive element (FIG. 1, 220) incorporates a wide end portion (230) which is subdivided into a set of low impedance coupling paths (235) separated by one of...
US-6,332,072 Method and apparatus for detecting failures in a communication device BV signal metrics
A communication device (101) includes multiple antennas (201-203), multiple receivers (222-224), and a processor (225). The communication device receives a first...
US-6,331,972 Personal data storage and transaction device system and method
A circuit and method for personalizing an electronic device (20) through a personal area network (22). Electron devices (20) have transceivers (38) for...
US-6,331,943 MTJ MRAM series-parallel architecture
Magnetic tunnel junction random access memory architecture in which an array of memory cells is arranged in rows and columns and each memory cell includes a...
US-6,331,834 Wideband data converter with adaptive segment shuffling
A signal converter circuit (10) includes an analog to digital converter (14) for converting an input analog signal into a digital signal. The circuit (10) also...
US-6,331,817 Object tracking apparatus and method
A tracking apparatus includes a tracked object interrogator which produces a tracked object identifier output. The tracking apparatus also includes a location...
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