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Patent # Description
US-D407,091 Front panel for a wireless communications device
US-D407,063 Battery housing for a cellular telephone
US-5,884,268 Method and apparatus for reducing artifacts that result from time compressing and decompressing speech
A processing system time compresses a voice message before transmission, and processing system time expands the message after reception. To process the message...
US-5,884,266 Audio interface for document based information resource navigation and method therefor
An audio interface (110) provides access to a hypertext document and enables link navigation (310). The hypertext document has textual information, including one...
US-5,884,215 Method and apparatus for covariance matrix estimation in a weighted least-squares location solution
Signals exchanged between a fixed infrastructure (110-116) and a mobile unit (160) give rise to M channel quality metrics. The channel quality metrics are...
US-5,884,159 Method of spawning a communication service
A method of spawning a communication service comprises the steps of detecting (201) a failed call attempt initiated by a first communication unit (101) and...
US-5,884,089 Method for calculating an L1 norm and parallel computer processor
A parallel computer processor that performs L1 norm calculations includes a plurality of processing elements and a data pipeline which couples the processing...
US-5,883,996 Electronic component for aligning a light transmitting structure
An electronic component (10) for aligning a light transmitting structure (19) such as an optical fiber or a waveguide, includes a semiconductor substrate (11)...
US-5,883,928 Method and apparatus for recovering group messages in a time diversity radio communication system
In a time diversity system (100) including a radio receiving device (110), a temporary address, a group message associated with the temporary address, and an...
US-5,883,912 Long wavelength VCSEL
A VCSEL for emitting long wavelength light including a first mirror stack with mirror pairs in a GaAs/AlGaAs material system lattice matched to a GaAs active...
US-5,883,907 Asymmetrical digital subscriber line (ADSL) block encoder circuit and method of operation
A method and apparatus for performing block encoding in an asymmetrical digital subscriber line (ADSL) system uses a pipelined structure. The parity check...
US-5,883,897 Method and apparatus for providing synchronization during transcoder switching in a communication system
A mobile station (115) and its supporting infrastructure equipment negotiate service configurations based on the service option capabilities of both the mobile...
US-5,883,886 Utility meter readings on a reverse channel of a two-way paging system
A meter reading device (22) for wirelessly transmitting meter readings from a plurality of meters (30) includes a receiver (44) for receiving a synchronization...
US-5,883,792 Printed wiring card end bracket for ruggedizing printed wiring cards
An end bracket for ruggedization of Commercial Off-The-Shelf (COTS) printed wiring cards is described. End bracket (400) has flanges (420,430) with holes for...
US-5,883,612 Method for positioning a vibrating alert adjacent to a selected alert in selective call device
A selective call device (100) has a plurality of first alerts and a second alert and includes a decoder/controller (106) generating a plurality of icons...
US-5,883,581 Time diversity radio system using transparent address vector and message repeats
A method of decoding a repeat message made up of repeat message fragments at a selective call receiver (122) using a synchronous wireless protocol having time...
US-5,883,580 Geographic-temporal significant messaging
A messaging device for receiving a plurality of messages that have a relevancy status includes a selective call receiver (22) for receiving the plurality of...
US-5,883,473 Electronic Ballast with inverter protection circuit
An electronic ballast (10) comprising an AC-to-DC converter (100), an inverter (200), an output circuit (400), a high-voltage detection circuit (500), and a...
US-5,883,467 Field emission device having means for in situ feeding of hydrogen
A field emission device (100, 200) includes a cathode plate (110, 210), an anode plate (112, 212) spaced from the cathode plate (110, 210) to define an...
US-5,883,420 Sensor device having a pathway and a sealed cavity
A sensor (10,30) is formed that does not require a bonding process in an oxygen rich or vacuum ambient. In a first embodiment, a port (14), a channel (15) and an...
US-5,883,404 Complementary heterojunction semiconductor device
A complementary heterojunction semiconductor device (10) has a first resonant interband tunneling transistor (12) coupled to a second resonant interband...
US-5,883,305 Tire pressure monitoring system
Remote energy transmitting circuits 30, 35, 36, 37 sequentially transmit a first RF signal when activated by the controller 60. A remote unit 14 in the tire...
US-5,883,012 Method of etching a trench into a semiconductor substrate
Trench structures (12,32,35,46) are formed in single crystal silicon substrates (10,30) that have either a (110) or (112) orientation. A selective wet etch...
US-5,882,961 Method of manufacturing semiconductor device with reduced charge trapping
A semiconductor device (20) is fabricated by doping a dielectric layer (29) located over the surface of a semiconductor substrate (21). The dielectric layer (29)...
US-5,882,763 Foldable article
A foldable article comprises a sheet of material (20) having a first plurality of concertina folds (22) and a second plurality of concertina folds (24). The...
US-5,882,243 Method for polishing a semiconductor wafer using dynamic control
A polishing system (10) is used to polish a semiconductor wafer (16) in accordance with the present invention. Polishing system (10) includes a wafer carrier...
US-5,882,034 Automobile airbag system
An automobile airbag system for protecting human occupants of an automobile during an accident is provided. An airbag assembly comprises an airbag inflator...
US-5,881,947 Method for soldering
A method for soldering components to opposite sides of a receptive element includes the steps of applying a solder formulation to both sides of the receptive...
US-5,881,782 Hopper with cartridge opener
A hopper (20) with a bias member (21) for coacting with a catch (12) for a sliding door (11) on a cartridge (10). Catch (12) has two abutments (13,14) for...
US-D406,833 Front section of a portable radio
US-D406,812 Battery charger
US-D406,811 Battery pack for a portable communication device
US-D406,695 Case for portable communications equipment
US-5,881,377 Communication device and display blanking control method therefor
A method and apparatus control blanking of a display (106) in a communication device (100) such as a battery powered radiotelephone. The communication device...
US-5,881,361 Communication unit power up sequencing
A communications system (100) having a number of communications units (134) connected to the communications system (100) in which the communications units (134)...
US-5,881,112 Modulator with baseband to phase converter
A phase demodulator (101) is used for sensing the phase.sub.-- angle of a phasor represented by the I and Q signals by first producing the analog I and Q signals...
US-5,881,103 Electronic device with equalized audio accessory and method for same
An electronic device (110) provides equalization and/or compensation for a coupled audio accessory device (120). The audio accessory device (120) has a memory...
US-5,881,095 Repeater assisted channel hopping system and method therefor
A radio communication system (100) includes a repeater (111) that operates with a transceiver (132) on a channel hopping sequence. The repeater receives a...
US-5,881,093 Method of interleaving a convolutionally coded signal in a spread spectrum communication system
A block interleaver (212) suitable for communication over fading channels with convolutionally coded signals as input is disclosed. The block interleaver (212)...
US-5,881,084 Semiconductor laser for package with power monitoring system
A semiconductor laser package and method of fabrication including a vertical cavity surface emitting laser and a power monitoring system, such as a photodetector...
US-5,881,069 Method and apparatus for error correction processing in a radio communication device
A method (400) for error correction processing of a repeat message in a messaging system where each repeat message contains errors in different portions of the...
US-5,881,058 Method for performing a signal search in a wireless communication system
The method, which operates in a code division multiple access wireless communication system including a base site having a first and second antenna for receiving...
US-5,880,687 Cascaded integrator-comb interpolation filter
A cascaded integrator-comb (CIC) interpolation filter is included within a digital-to-analog converter (138) and includes two up-samplers (150, 164). The two...
US-5,880,646 Compact balun network of doubled-back sections
A balun network is provided having first and second conductor portions symmetric along a center line therebetween. A connecting conductor portion 130 couples...
US-5,880,637 Low-power operational amplifier having fast setting time and high voltage gain suitable for use in sampled data...
An operational amplifier includes a differential amplifier including a first transistor (120) and a second transistor (122), a gain stage (125), a first folded...
US-5,880,633 High efficiency power amplifier
A high efficiency power amplifier 600 consists of a non-linear radio frequency (RF) Doherty power amplifier (67) and a linearization circuit, such as, for...
US-5,880,619 Low power precision voltage splitter
A voltage splitter circuit (100) that generates a one-half supply voltage includes a first switched operational transconductance amplifier (switched OTA) (120),...
US-5,880,041 Method for forming a dielectric layer using high pressure
A method for forming a dielectric layer on a surface of a substrate uses high pressure. A pressure vessel of a high pressure oxidation equipment is heated to a...
US-5,880,029 Method of passivating semiconductor devices and the passivated devices
A method of passivating semiconductor devices including the steps of providing a semiconductor device having a surface of semiconductor material to be...
US-5,880,018 Method for manufacturing a low dielectric constant inter-level integrated circuit structure
An interconnect structure having a dielectric layer with low dielectric constant is formed within an integrated circuit. In one embodiment of the invention,...
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