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Patent # Description
US-5,854,813 Multiple access up converter/modulator and method
A multiple access digital up converter/modulator includes selectors (1606, 1608) having inputs (1602, 1604) and outputs coupled to first and second interpolating...
US-5,854,785 System method and wireless communication device for soft handoff
A wireless communication device (100) provides for soft handoff in a communication system employing CDMA by providing information on pilot identities to the base...
US-5,854,579 Saw filter using low-pass configuration and method of providing the same
An acoustic wave resonator filter (10) provides series and shunt resonator elements (22, 24) in a ladder network. The series elements (22) are configured in a...
US-5,854,578 Active circuit having a temperature stable bias
An active circuit includes an amplifying transistor (102), a voltage reference (208), and an active bias circuit. The active bias circuit controls the operating...
US-5,854,571 Method and apparatus for controlling a peak envelope power of a power amplifier
An apparatus and method of reducing a peak envelope power of a linear power amplifier (10) amplifying a plurality of channels is provided. The method includes...
US-5,854,549 Contact arrangement having an auxiliary contact
A novel contact arrangement enables selective charging of battery packs or the transfer of information between a battery pack and an electronic device. According...
US-5,854,092 Method for spray-cooling a tunable semiconductor device
The method includes providing a substrate (18) having a semiconductor die (12) thereon, the semiconductor die having a major surface (23); disposing an input...
US-5,853,916 Multi-layered polymeric gel electrolyte and electrochemical cell using same
An electrochemical cell 10 includes first and second electrodes 12 and 14 with an electrolyte system 26 disposed therebetween. The electrolyte system includes at...
US-5,853,905 Efficient single layer electroluminescent device
An electroluminescent device is composed of a body of small molecule organic material(s) sandwiched between a first and a second electrode, wherein a layer of...
US-D403,265 Battery cover for a wireless communication device
US-5,852,780 System and method for allocating frequency channels in a two-way messaging network
In order to allocate frequency channels to transmitter units, the transmitter units are grouped in zones, each zone having one or more transmitter units (10, 20,...
US-5,852,779 System and method for having a single gateway set-up and maintain local signalling connections
A system (10) and method (100) selects one of the gateways (40, 41) to set-up and maintain signalling resources associated with a call. Instead of having two...
US-5,852,778 Method and system for providing communications service to a coverage hole
Providing communications service to a coverage hole (22) in a DS-CDMA cellular communication system (50) involves an OMC (52) determining the transmitters...
US-5,852,638 Method and apparatus for demodulating a symbol using symbol fragmentation, correlation and fourier analysis
A method and apparatus receives a symbol and subdivides (720) the symbol into a plurality of fragments. The method and apparatus perform (704) for the plurality...
US-5,852,633 Method for allocating data in a data communication system
A communications system (30) includes a transceiver (42) for transmitting data from a plurality of bins. Specifically, the BER of the bins is substantially...
US-5,852,574 High density magnetoresistive random access memory device and operating method thereof
A high density magnetoresistive random access memory (MRAM) device is provided. The MRAM device includes a plurality of magnetic memory cells which employ a...
US-5,852,316 Complementary heterojunction amplifier
A gallium arsenide amplifier (10) utilizes a P-channel heterojunction transistor (12) and an N-channel heterojunction transistor (11) connected in a stacked...
US-5,851,928 Method of etching a semiconductor substrate
A method of etching a semiconductor substrate (11) includes thinning (102) the semiconductor substrate (11), providing (103) a support layer (30) for the...
US-5,851,927 Method of forming a semiconductor device by DUV resist patterning
A method for forming a semiconductor device, including providing a silicon substrate (10), forming a gate stack (11) on the substrate (10), coating a deep...
US-5,851,920 Method of fabrication of metallization system
A metallization system (19) for a semiconductor component (20) includes depositing a dielectric layer (12) over a substrate (10), etching a via (14) in the...
US-5,851,844 Ferroelectric semiconductor device and method of manufacture
A ferroelectric semiconductor device (10) and a method of manufacturing the ferroelectric semiconductor device (10). The ferroelectric semiconductor device (10)...
US-5,851,692 Electronic device having a concealed battery latch door
A battery door latch (106) for use on an electronic device (100) provides convenient access to batteries (406) located within the electronic device (100) by the...
US-5,851,559 Transfer molding press
Real time distance and pressure data of a plunger (35) relative to a mold compound is provided by a compensation assembly (29) in a mold press (10). The...
US-5,851,370 Automated electrophoresis system and method
Automated electrophoresis is performed by applying a cover plate to a substrate having a plurality of electrophoresis lanes, applying at least one sample to the...
US-5,850,611 Method and apparatus for communicating in a dispatch communication system
A dispatch communication system (100) that includes a system controller (101), multiple base sites (103-105), and a group of communication units (107-111)...
US-5,850,605 Method and apparatus for dynamically grouping transmitters for message transmission in a communication system
A communication system (100) for dynamically selecting transmitters (115) for message transmission includes the transmitters (115) for sending transmission...
US-5,850,594 Method and apparatus for efficiently transmitting addresses and messages from portable messaging units over a...
A communication system (100) for providing two-way communication including a portable messaging unit (105) for sending a signal including a recipient alias over...
US-5,850,440 Telephone handset mounting receptacle with card reader and method of positioning thereof
The mounting receptacle (102) for a telephone handset (112) includes a cup portion (203) for receiving a portion of the telephone handset (112) and a card reader...
US-5,850,168 Ceramic transverse-electromagnetic-mode filter having a waveguide cavity mode frequency shifting void and...
A ceramic transverse-electromagnetic-mode filter having a waveguide cavity mode frequency shifting void and method of tuning same is provided. The ceramic filter...
US-5,849,440 Process for producing and inspecting a lithographic reticle and fabricating semiconductor devices using same
A process for fabricating a semiconductor device includes the formation of a lithographic reticle (20) having a lithographic pattern (18) overlying a reticle...
US-5,849,433 Polymer blend electrolyte system and electrochemical cell using same
An electrochemical cell (10) includes first and second electrodes (12) and (14) with an electrolyte system (26) disposed therebetween. The electrolyte system is...
US-5,849,426 Hybrid energy storage system
A hybrid energy storage system 10 including a first energy storage device 12, such as a secondary or rechargeable battery, and a second energy storage device 14,...
US-5,848,925 Method for fabricating an array of edge electron emitters
A method for fabricating an array (300) of edge electron emitters (530) includes the steps of: forming first and second grooves (310, 320) in first and second...
US-5,848,719 Battery cover latch
A housing (12) for a portable electronic device (10) has a battery compartment cover (14) and a latch (20). The latch has a cantilevered beam (42) that rotates...
US-5,848,718 Apparatus for fastening a housing assembly
A housing assembly comprises a plurality of components, each having a screw boss apparatus, such as screw boss (114). The screw boss apparatus has an ...
US-5,848,466 Method for forming a microelectronic assembly
A microelectronic assembly (10) is formed by bonding an integrated circuit component (20) to a substrate (12). The substrate (12) includes a via (22) and a metal...
US-D402,662 Antenna module for PCMCIA UHF wireless modems
US-D402,632 Housing for and audio connector
US-5,848,359 Hierarchical set of frequency reuse patterns allowing cellular air and land communication
A cellular system (FIG. 4) is expanded to allow communication between mobile ground-based units (70 and 72) and mobile air-based units (80 and 78) where the air...
US-5,848,357 Method and apparatus in a radio communication system for implementing a frequency reuse plan
A radio communication system (100) implements a frequency reuse plan by sending a message (308) simultaneously with other messages in a plurality of cell...
US-5,848,356 Method for implementing icons in a radio communication device
The unique method for implementing icons in a radio communication device (103) which provides a plurality of radio communication services such as radiotelephone,...
US-5,848,355 Frequency synthesizer correction using a temperature responsive divisor control
An automatic frequency control is implemented in a selective call receiver (100) having a controllable frequency synthesizer (203). The output frequency of the...
US-5,848,289 Extensible central processing unit
An extensible central processing unit (CPU) (12 or 12'). By modifying the architecture of a new or prior art CPU, a new or prior art CPU can be made extensible...
US-5,848,252 Peripheral component interconnect gateway controller
A gateway controller (100) for facilitating the exchange of information between PCI busses (101,103). The controller (100) may comprise a single printed wiring...
US-5,848,152 Communication device having interchangeable faceplates and active keypad cover
A communication device (1600) such as a portable radiotelephone handset features interchangeable faceplates including a first faceplate (1604) and a second...
US-5,848,086 Electrically confined VCSEL
A semiconductive substrate (101) with a surface (102) having a first stack of distributed Bragg reflectors (109) disposed on the surface (102) of the ...
US-5,848,072 Method of and apparatus for communicating messages
A data-transmission system (100) including a master device (101) and at least one slave device (105) communicates messages having an address (1503, 1505) and...
US-5,848,025 Method and apparatus for controlling a memory device in a page mode
A method (600, 700) and apparatus (402) for controlling a memory device, such as a synchronous dynamic random access memory (404), includes a user-programmable...
US-5,847,981 Multiply and accumulate circuit
A multiply accumulate circuit (600) includes a multiply accumulate reduction circuit (527) that generates P current accumulated operands during an iteration. P...
US-5,847,920 Electrochemical capacitor with hybrid polymer polyacid electrolyte
A capacitor (100) includes first and second electrodes (102, 103) an adhesive electrolyte (125) positioned therebetween. The adhesive electrolyte (125) includes...
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