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Patent # Description
US-6,069,535 Sequence generator for fractional frequency divider in PLL frequency synthesizer
A sequence generator 10 for a frequency synthesiser 1,2,3,4,5,10 forming part of a direct modulator comprises an input 10a for receiving an input multibit signal...
US-6,069,530 Apparatus and method for linear power amplification
The method includes receiving a radio frequency (RF) input signal having an amplitude and a phase, adjusting the amplitude and the phase of the RF input signal...
US-6,069,493 Input circuit and method for protecting the input circuit
An input circuit (20) and a method for protecting the input circuit (20) from positive and negative overvoltages. The input circuit (20) includes an N-channel...
US-6,069,397 Integrable using amorphous magnetic material circuit inductor
An integrable circuit inductor (220) is formed from a patterned conductive material (110) that has a major portion completely encapsulated by a material (221,...
US-6,068,946 Dual cover battery casing
A battery housing is described comprising a frame, a top cover, and a bottom cover, wherein the frame has a ledge at its bottom, and an arch formed on one or...
US-6,068,668 Process for forming a semiconductor device
A method for forming a semiconductor device in a semiconductor device manufacturing apparatus (20) having a sensor (30) activated extensible shuttle (28). In a...
US-D425,859 Battery cover
US-D425,858 Battery cover
US-6,067,633 Design and methodology for manufacturing data processing systems having multiple processors
A multi-processor system and methodology optimize overhead costs associated with manufacturing large integrated circuit devices having multiple data processors...
US-6,067,610 Method and data processor for synchronizing multiple masters using multi-bit synchronization indicators
A method and apparatus for syncing multiple bus masters (110, 120, 130, 140) utilize a sync bus (160) to communicate synchronization information between a...
US-6,067,457 Method for dynamically assigning priority to a call
A priority scheme for a system that supports dispatch and telephone services whereby more important calls, of the type spanning across the same or multiple...
US-6,067,444 Method and apparatus for duplicate message processing in a selective call device
A method (100) for enhanced duplicate message processing at a portable subscriber unit (122) comprises the steps of receiving a first message having a first set...
US-6,067,364 Mechanical acoustic crossover network and transducer therefor
A taut armature reciprocating impulse transducer (100) which typically provides a non-linear hardening spring response is adapted to provide a non-linear...
US-6,067,324 Method and system for transmitting and demodulating a communications signal using an adaptive antenna array in...
In a transceiver for transmitting a communication signal from an antenna array in a wireless communications system, a different element pilot is transmitted from...
US-6,067,047 Electrically-controllable back-fed antenna and method for using same
A user terminal (110) which comprises an electrically-controllable back-fed antenna (300, FIG. 3) is used for the formation of single and multiple beams. The...
US-6,066,971 Integrated circuit having buffering circuitry with slew rate control
Buffering circuitry (10) uses pull-up slew rate control circuitry (12) and pull-down slew rate control circuitry (14) to control the rising and falling slew...
US-6,065,187 Hinge assembly
A hinge assembly (2800) for a wireless communication device (100) having a body (104), and a cover (102) including a barrel (216) integrally formed thereon. The...
US-D425,514 Antenna structure
US-D425,503 Radiotelephone housing
US-D425,476 High capacity battery
US-6,065,140 Optimized computation of first and second divider values for a phase locked loop system
Given a target frequency (F.sub.VE), a reference frequency (F.sub.R), an error limit (E.sub.L), and a first divider range (150), a first (R) and a second (N)...
US-6,065,031 Log converter utilizing offset and method of use thereof
A digital log converter is provided which includes a comparator (10) and a log signal generator (20). Upon receiving a digital input signal (12), the comparator...
US-6,064,955 Low complexity MBE synthesizer for very low bit rate voice messaging
A MBE synthesizer (2200) for generating speech from information received by a receiver (114) includes a voiced signal generator (2280) for generating voiced...
US-6,064,894 Portable radio telephone having improved speaker and housing assembly for handsfree and private operation
A portable radio telephone is adapted to provide handsfree operation and adapted to be held against a user's ear to provide private operation. A housing of the...
US-6,064,869 Suppression of noise between phase lock loops in a selective call receiver and method therefor
A synthesizer (100) is used for generating a plurality of synthesized clock signals (128, 156). The synthesizer includes a clock source (102) for generating a...
US-6,064,859 Transmit and receive payload pair and method for use in communication systems
Transmit, receive, and processing functions of a communication satellite are performed by two communication payload satellites. A transmit payload satellite (20)...
US-6,064,780 Interconnect substrate with a single contact accessible in an upper and an end surface
An interconnect substrate is provided. The interconnect substrate has a first surface with a conductive path and an end surface. The first surface and the end...
US-6,064,661 Radio communication system
A radio communications system that utilizes multiple cells to provide radio communication services to a plurality of mobile stations. In the cells that service...
US-6,064,659 Method and system for allocating transmit power to subscriber units in a wireless communications system
In a transceiver in a wireless communications system, data is transmitted from the transceiver to subscriber units, wherein each subscriber unit has a requested...
US-6,064,577 Bottom insert belt clip mount on battery
A belt clip (100) attaches to a battery housing of a communication device to be worn by a user. The belt clip (100) includes a base (104) and a flexible spring...
US-6,064,341 Antenna assembly
An antenna arrangement for a portable radiotelephone (100) is disclosed. In particular, the antenna arrangement generally includes a movable antenna element...
US-6,064,269 Power amplifier with variable input voltage source
A power amplifier circuit (10) utilizes a step-wise variable voltage source (22) to improve amplifier (14) operating efficiency. In one preferred embodiment, an...
US-6,064,266 Load limiting circuit and method for limiting the output impedance seen by an amplifier
A load limiting circuit (56) and method for limiting the output impedance seen by an amplifier (12), wherein a load limiting impedance (64), preferably a...
US-6,064,151 Organic electroluminescent device with enhanced performance
An organic electroluminescent device with enhanced performance includes anode and cathode electrodes with organic material, single or multiple layers, positioned...
US-6,064,114 Semiconductor device having a sub-chip-scale package structure and method for forming same
A semiconductor device (1) has a sub-chip-scale package structure, wherein the substrate (50) has at least one of an X dimension and a Y dimension smaller than a...
US-6,063,698 Method for manufacturing a high dielectric constant gate oxide for use in semiconductor integrated circuits
A method for forming a gate dielectric (14b) begins by providing a substrate (12). A high K dielectric layer (14a) is deposited overlying the substrate (12). The...
US-6,063,521 Battery cell housing
A one-piece housing for a rectangular battery cell with circuitry disposed on its side is described. The top side of the housing is a protective ledge, covering...
US-6,062,912 Antenna coupling system
An antenna coupling system including an antenna stem (108) with a raised wall (206) having an opening (210) therethrough and defining a plurality of key...
US-6,062,887 Electronic device with dual card reader employing a drawer
To accommodate two different electronic cards, such as a subscriber identity card and a flash memory card, in an electronic device (100), such as a cellular...
US-D425,067 Radio messaging unit
US-6,061,574 Method and apparatus in a wireless communication system for reducing errors caused by intersymbol interference...
A controller (112) controls (706) at least two transmitters (302) to transmit at least two simulcast signals (502, 504) during a time period. The at least two...
US-6,061,573 Method and apparatus in a radio communication system for synchronizing transmissions while maintaining full...
A base station (214) synchronizes a data stream of a second transmitter (202) with that of a first transmitter while maintaining full user traffic through a...
US-6,061,485 Method for wavelength division multiplexing utilizing donut mode vertical cavity surface emitting lasers
A method for wavelength division multiplexing including the steps of providing at least two annular waveguide or spatially donut mode and spectrally single mode...
US-6,061,406 Multichannel time shared demodulator and method
A multichannel time shared demodulator (10) is implemented in an efficient ASIC architecture that provides routing-of user voice channels and access channels to...
US-6,061,405 Time domain source matched multicarrier quadrature amplitude modulation (QAM) method and apparatus
A multicarrier transmission system (100) routes data symbols from a data source (142) to a multicarrier modulator (145). Each modulator (201, 202, 203) within...
US-6,061,380 Vertical cavity surface emitting laser with doped active region and method of fabrication
VCSEL for high speed operation and method of fabrication including a substrate element, a first stack of distributed Bragg reflectors disposed on a surface of...
US-6,061,218 Overvoltage protection device and method for increasing shunt current
An overvoltage protection device (40) and a method for increasing the overvoltage current the device can carry. The overvoltage protection device (40) includes a...
US-6,061,137 In-situ endpoint detection for membrane formation
A method of in-situ endpoint detection for membrane formation including directing light from a light source onto one side of a membrane structure having at least...
US-6,061,099 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...
US-6,061,023 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...
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