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Video overlay circuit and method for overlaying a video signal
A video overlay circuit (110) overlays a first video signal (COMPVID) with a second video signal (LUM2, CHROM2). The first video signal is partitioned by...
Method and apparatus for producing wide null antenna patterns
An enhanced digital beamformer (EDBF) (210, FIG. 2) is provided for use in a transceiver subsystem (200, FIG. 2) for mitigating interference and increasing the...
Selective call device and method for providing a stream of information
A selective call device (130) has a receiver (204) for receiving information at a first rate and a switch (229, 230) for selecting a streaming mode for providing...
Radio frequency filter and apparatus and method for cooling a heat
source using a radio frequency filter
The filter includes a housing (13) defining a cavity (14). The housing has a fluid inlet orifice (22) and a fluid ou let orifice (24) therein. At least one...
Method and control circuit for controlling an emission current in a
field emission display
A method for controlling an emission current (134) in a field emission display (100) includes performing at start-up the steps of providing at an anode (138) a...
Switching method using a frequency domain piezoelectric switch
A frequency domain switch (100) utilizes an array of cantilevered beams (108) laminated with a piezoelectric material (126). Each of the beams has a unique...
High pressure coaxial fuel cell
A fuel cell (20) can be constructed to be generally formed in the shape of a solid cylinder. The fuel cell has a porous central core (22) of reticulated vitreous...
Molecular sensing apparatus
A molecular sensing apparatus comprises a first electrode (10), a second electrode (12), a first molecule (20), a second molecule (22), and a third molecule...
Automatic scheduling of instructions to reduce code size
Scheduling instructions by eliminating COPY instructions to reduce code size and increase performance in a computer program compiler. According to one embodiment...
Method of providing uniform emission current
A method or providing uniform emission current from a plurality of electron emitters with a composite current voltage characteristic (620), which include surface...
Cellular telephone housing
Paged memory data processing system with overlaid memory control
A data processing system has a CPU (12) that accesses memory (16-18) through a memory management interface (14). The memory management interface (14) supports...
Fault tolerant serial arbitration system
A serial arbitration system utilizes an arbitration token containing a start bit, a request bit, a set of priority bits, and an error detection bit. The...
SIMD computation of rank based filters for M.times.N grids
One way of filtering graphics images to remove pixel dropout and shot noise while preserving overall image quality is to use non-linear filters based on rank...
Speaker assembly for a radiotelephone
A speaker (302) is arranged in an enclosure formed by a front housing portion (200) and a rear housing portion (202), so that an air-gap is between a diaphragm...
Communication method and apparatus utilizing protocol options
Originating and terminating units (32, 36) communicate through a network (22) containing satellites (46, 50, 52) and gateways (44, 48). The network (22) receives...
Method for updating forward power control in a communication system
A method for updating power control at a base transceiver station in a communication system is provided. A base transceiver station transmits a signal frame. A...
Network protocol method, access point device and peripheral devices for
providing for an efficient centrally...
A network protocol method (300), access point device (600) and peripheral devices (700, 800) provide an efficient centrally coordinated peer-to-peer wireless...
Molded housing with integral heatsink
A plastic housing assembly is constructed with a non-plateable plastic wall portion (101), and a plateable plastic wall portion (107) positioned abutting (109)...
Method and apparatus for performing voltage sampling
Method and apparatus for performing voltage sampling. The present invention addresses the problems encountered when a voltage is applied to a voltage sampling...
A semiconductor device includes a buffer layer (23) having a doped region (24), a barrier layer (26) over the buffer layer (23) and having a doped region (27),...
Method of forming an ohmic contact to a III-V semiconductor material
An ohmic contact to a III-V semiconductor material is fabricated by dry etching a silicon nitride layer overlying the III-V semiconductor material with a...
Magnetoresistance-based method and apparatus for molecular detection
A binding of a molecule with a molecular receptor at a binding site is sensed using a magnetoresistive member proximate to the binding site. A magnetic field...
Electronic component and method of manufacture
An electronic component includes a substrate (201) with a surface (202), a resistor structure (210) supported by the substrate, and a passivation layer (300,...
Smart card authentication system comprising means for converting user
identification and digital signature to...
A mouse system (100) for authenticating a user and providing access to a computer (212) includes a pointing device and card reader (106) which share a computer...
Adder circuit and method therefor
An adder (300) generates encoded outputs to conserve power. In particular, the adder provides "B2" encoded outputs which only drive one bit per every two bits at...
Apparatus and method for matrix multiplication
A system (400) alternatively performs real matrix operation in a first mode or performs complex matrix multiplication in a second mode. One input matrix (e.g.,...
Dynamic allocation of communication resources
Responsive to a received call request, a resource controller (105) assigns a first control channel to the call request (302). When there are no traffic channels...
Method and apparatus for detecting simulcast channel conditions
A circuit (350) for detecting simulcast channel conditions includes a symbol center averaging circuit (308) for providing a center count of excursions above and...
Carrier squelch method and apparatus
A radio receiver operates primarily in a first operating mode to process received signals (410). When a carrier signal detect is triggered while in the first...
System and method for including origination time and update lifetime
with updateable messages
An updateable message encoder/transmitter (100) has a processor (109) for encoding messages and message updates. A message includes an origination time (191), a...
Handwriting recognition method and apparatus having multiple selectable
Multiple selectable dictionaries are used by a handwriting recognition system to provide accurate and prompt recognition processing. Sets of the multiple...
Digitally sampled phase quantized FM detector for a communication
A digital phase quantized frequency modulation (FM) detector (300) is for a communication receiver (100). A digital phase FM quantizer receives (310) I and Q...
Method and apparatus in a wireless communication system for dynamically
formatting application data to be...
A device (124, 122) having application data to transmit collects (502) information concerning data transport capabilities affecting transmission timing of at...
Magnetic random access memory with a reference memory array
An MRAM device (4) includes a memory array and a reference memory array (75). The memory array arranges magnetic memory cells (41, 42) in rows and columns for...
Apparatus and method for inputting ideographic characters
An apparatus (100) and method for inputting ideographic characters. The apparatus (100) has an input pad with a predetermined number of input keys (102, . . ....
Low noise preamplifier
A low-noise wide band preamplifier (10) provides an output voltage signal (V.sub.O) corresponding to the variation in resistance of a sensor such as ...
High speed battery charging system with high accuracy voltage sensing
A battery charging system 100 is provided which comprises a charger 101 and a battery pack 102. The battery pack 102 comprises a battery cell or cells 150,...
Method and apparatus for high voltage generation
A voltage generation circuit (60, 62) is adapted to sense voltages on multiple windings (82, 84, 86) of a multi-phase brushless DC motor (22) during successive...
Method for forming an inlaid via in a semiconductor device
A inlaid interconnect is formed in a semiconductor device (30). A first interlayer dielectric (ILD) 40 is deposited and etched to form a via opening (44). An...
Method for forming a cavity capable of accessing deep fuse structures
and device containing the same
A method for forming a cavity (30) to a structure such as a poly fuse (114) with a deep etch process whereby a mask is formed over the structure a first...
Electrical device having atmospheric isolation
An electrical device (10) includes a package body (12) having a device mounting region (14) and an electrical connection region (16). A cavity (18) resides in...
Azimuth-elevation gimbal antenna
Video conferencing device
Integrated circuit having programmable pull device configured to
enable/disable first function in favor of...
Method and apparatus for selectively enabling a pull device coupled to a multiplexed terminal connector based on the function of the terminal connector. When the...
Exchange which controls M SIMs and N transceivers and method therefor
An on-board aircraft telecommunication exchange (32) provides communication and authentication services for M subscriber identity modules (SIMs) using N...
Method and apparatus for using pace groups in a comparator
An apparatus has a plurality of ports (209); a router (203), operating in conjunction with at least one of the plurality of ports, arranged and constructed to...
Software programmable radio and method for configuring
A software programmable radio (200) receives information to configure a reconfigurable resource (208) to perform an operation based on the information. A...
Method of and apparatus for selecting a communication channel
A system for choosing a communication having an ACRE 117, a radiotelephone 101 and a cordless base station 115. The cordless base station 115 connected to the...
Call routing system for a wireless data device
A call routing system includes an authorization and call routing equipment (ACRE) 117, a cordless base station 115 connected by a wireline network 111 having...