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System for providing an uninterrupted supply voltage and method
A system (200) comprises a regulator (250), a battery unit (220), a voltage sensitive circuit (210, e.g., memory circuit) and a switchable sensor (280). The...
Switch assembly incorporating optical control function
An optical switch assembly for a two-way radio has electrical and mechanical subassemblies. The electrical portion consists an IR emitter (12) and a pair of IR...
Sensor housing for a calorimetric gas sensor
A sensor housing (10) for directing the flow of a gas over two sensitive regions (53, 54) of sensing device (52) includes an inner shroud (12) surrounding the...
Fluid moving device and associated method
A fluid moving device (100) includes a rotatable assembly (101), and a plurality of fan blades (102-04) disposed circumferentially around and extending outward...
Cellular telephone housing
Housing for a portable communications device
Convolutional interleaving/de-interleaving method using pointer
incrementing across predetermined distances and...
In an (de)-interleaver (201) for J long subsequences (640-646) of data units (612), FIFOs are mapped into a memory (245) in such a way that locations (240)...
Data communication system for controlling prioritization and transfer of
data and method therefor
A data communication system (2) provides a circuit and method for prioritizing and controlling the transfer of data to and from a plurality of communication...
Method for service planning in a radio telephone system
In a wireless communication system, including a first fixed communication unit (105), a plurality of other fixed communication units (101, 106), and a mobile...
Low profile eject stylus
A low profile eject stylus (104) has an outer shell (402) and outer shell (404). The main shell is smaller than the outer shell whereby the main shell can slide...
Apparatus for providing improved encryption protection in a
An encryption apparatus and method generate a unique keystream output value for every frame of bearer traffic to provide encryption protection in a ...
Method for over-the-air synchronization adjustment in a communication
A method for synchronizing base stations (104, 106, 108, 110) or radio ports in a communication system (100) such as a cordless or cellular telephone system uses...
Apparatus for communication by an electronic device and method for
communicating between electronic devices
The apparatus includes a first housing (10) defining a first chamber (26), the first chamber sized to enclose an electronic device. The first housing has an...
LED display controller and method of operation
A method and apparatus includes row-major memory mapping for a graphics memory (14) while providing data to a column-major display such as a pixel array (19)....
Method and apparatus for calibrating location finding equipment within a
Error vectors are added to any position estimate determined by Location finding equipment (LFE) in order to give a corrected position estimate. Error vectors are...
Semiconductor structure having a monocrystalline member overlying a
cavity in a semiconductor substrate and...
A process for forming a sensor (10) such as an accelerometer includes the steps of forming an epitaxial layer (14) on a semiconductor substrate (12), patterning...
Microelectronic assembly including columnar interconnections and method
for forming same
A microelectronic assembly (10) is formed and includes an integrated circuit component (12) attached to a substrate (14). The integrated circuit component (12)...
Molecular detection apparatus
An apparatus comprises a disk-shaped support member (20) supporting a first sample-processing device (28) and a second sample-processing device (30). The first...
Methods and systems for biological reagent placement
An apparatus for placing at least one biological reagent at a plurality of locations on a substrate includes a stamp member onto which the at least one...
Organic electroluminescence device with improved hole transporting
An organic electroluminescent display device (10) includes a plurality of organic layers (16, 18, 20, 22 and 24) disposed between opposing electrodes (14 and...
Process for forming a semiconductor device
Vibrating and oscillating rates can be dynamically changed during polishing to achieve an optimal polishing process. A semiconductor device substrate (34) has a...
Dual card and method therefor
A smart memory card (400, 900, 1000) communicates with a smartcard compatible device (500) and a memory card compatible device (600). The smart memory card...
Arithmetic logic unit having preshift and preround circuits
An arithmetic logic unit (30) for a digital signal processor (DSP) contains circuitry for preshifting (46, 48) and prerounding (54) the 2's-complement fractional...
Keypad apparatus with integral display indicators
A keypad apparatus (100) with integral display indicator bars (102-104) provides input to a device while displaying the status of the device on the display...
Combiner circuit for dual band voltage controlled oscillators
Dual band voltage controlled oscillators (VCOs) incorporate a combiner circuit with a single output operable at two widely separated frequency bands such as 900...
Alerting user engaged in a first communications session on a first
network to a request to establish a second...
An apparatus and method are provided for multimedia communications with multiple network functionality, such as conflict resolution for multiple simultaneous...
Hierarchical resource management method, system, base station, head-end
unit and subscriber unit for variable...
A method (300), system (400), base station (500), head-end unit (600), and subscriber unit (700) provide for efficient resource management in a communication...
Communication system and method using asynchronous and isochronous
spectrum for voice and data
In a time division, multiple access system, a base station (102) transmits an isochronous beacon (404, 422) at the start of each frame (400), conveying control...
Integrated circuit having output timing control circuit and method
An integrated circuit memory having a plurality of memory cells, output timing control means including frequency measurement means providing a frequency...
Fuseless memory repair system and method of operation
A Built-In Self Test (720) generates a BIST FAIL signal when a failure is detected at a specific address within a memory array (110). The address associated with...
Digital signal processor having an on-chip pipelined EEPROM data memory
and a on-chip pipelined EEPROM program...
A nonvolatile memory architecture (10) contains a plurality of memory arrays (12) formed by a plurality of floating gate memory cells and supports a 1.times. and...
Electronic device including apparatus and method for routing flexible
An electronic device such as a radiotelephone (100) includes a bottom housing (108) defining a first hinge aperture (2207) and a slot (2208) adjacent the first...
Apparatus, method and system for wireline audio and video conferencing
and telephony, with network interactivity
A video access apparatus (110, 150, 160) provides for audio and video teleconferencing and telephony via a first communication channel (103) having communication...
GPS based search and rescue transceiver
A survival radio of the type useable in search and rescue operations and carried by the party to be rescued is described. The survival radio includes a GPS...
Method for making a ferroelectric device having a tantalum nitride
A method for forming CMOS transistors and ferroelectric capacitors on a single substrate (10) with improved yield begins by forming CMOS transistors (37a, 37b,...
Soft-decision syndrome-based decoder for convolutional codes
A soft-decision decoder computes a maximum likelihood estimated transmitted code from a demodulated received signal with less complexity compared to a ...
Finite field inverse circuit
A finite field inverse circuit has a finite field data unit (1112) and an inverse control unit (1110). The inverse control unit includes (1110) a k.sub.l and...
Text input device and method
A text input device (10) and a method of data entry for entering text in a language (e.g. Zhuyin phonetic Chinese), in which a character is representable as a...
Hand-held radiotelephone having a detachable display
A communication device (104) includes two housings (108, 110), each containing circuitry (114, 115, 116, 117, 118, 122, 123) for operating the communication...
Method of and apparatus for operating a cellular phone in one of two
A unique method and apparatus automatically switches between a voice mode and a data mode in a wireless communication device. In particular, a communication...
Method of placing a call in a two-way radio communication system
A method is provided for placing a call from a two-way radio subscriber unit operating within a two-way radio communication system (100). A user operates the...
Method of operation a combination radiotelephone and paging device and
method of operation
A combined radiotelephone and paging device (101), hereinafter the combined unit, normally operates as a radiotelephone. In response to a predetermined...
Wafer prober having an emissive display inspection system and method of
An inspection system (20) has an image capture device (10) that is mounted onto a wafer prober (15) for the electrical verification of electronic components (60)...
Ambidextrous sound delivery tube system
A sound delivery system such as a hearing aid, a telephone headset, a multimedia headset, or other communications device is capable of being used on either the...
Encryption and decryption method and apparatus
A method for efficient encryption and decryption (100) comprises the steps of encrypting a message (104) at a sending unit which is to be sent to a receiving...
Holder for a portable electronic device
A holder (100) for a portable electronic device (600) comprises a mountable housing (102), a latching mechanism (104), and an electrical connector (101). The...
Multiple access digital transmitter and receiver
A digital receiver (200) and transmitter (300), wherein the digital receiver includes a plurality of antennas (202) for receiving uplink radio frequency signals;...
Method and apparatus for mobile station location within a communication
A Dedicated Physical Location Channel (DPLCH) is utilized by a mobile station (913) to support subscriber location functions. The DPLCH is spread by an...
Power control of a remote station of a radio communications system
A radio communications system (10) having a remote or mobile station (30) and at least two base stations (13, 14). ATM radio channels (31, 32) are provided...
Microcontroller having a non-volatile memory and a method for selecting
an operational mode
A method for automatically detecting a programmed status of a non-volatile memory and selecting one of multiple operational modes based on that status. In one...