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Method and apparatus to correct for in-phase and quadrature-phase gain
imbalance in communication circuitry
Communication apparatus (100) corrects for amplitude imbalance caused by differences in circuitry that process in-phase and quadrature signals. The in-phase and...
Communication system with communication controller and multiple physical
interfaces, and method
A communication system (600) has a first processor (210) and a second processor (220). The first processor (210) has a first number of address bits (e.g., A=5)...
Interference in a cellular communications system
A method of, and apparatus for, processing interference in a cellular communications system. The method includes the steps of determining a quality value per...
Memory having a synchronous controller and asynchronous array and method
A memory controller portion of a DRAM is synchronized to a system clock, while an array portion of the DRAM is allowed to process signals at the array's natural...
Interconnection of circuit substrates on different planes in electronic
An electronic module (20) includes a first circuit substrate (40) and a second circuit substrate (44). The first circuit substrate (40) has a post surface (50)...
RSD analog to digital converter
A RSD analog to digital converter has an RSD stage that in turn has a switched capacitor integrator (SCI). The SCI uses an operational amplifier. A capacitor,...
Method of forming a semiconductor device having conductive bumps without
A semiconductor device (10) includes a solder bump (40) that is formed using a gold-free under-bump metallurgy (UBM) (21). In a preferred embodiment, UBM (21)...
Method of manufacturing a semiconductor component
A method of manufacturing a semiconductor component includes providing a composite substrate (300) with a dielectric portion and a semiconductor portion and...
Selective sizing of features to compensate for resist thickness variations
in semiconductor devices
A process for forming a masking database that includes defining a first feature level for the masking database corresponding to a first layer. The first feature...
External module for an electronic communication device
Methods and systems for detecting and for responding to connection of a
battery to a logic device
A system comprising a supply voltage isolation module (50), and a battery detector (52), both responsive to a battery pin (41). The system further including a...
Self-aligning wireless interface system and method
A self-aligning wireless interface system (1) couples a wide variety of equipment (12, 18, 20, 40, FIG. 1; 84, 90, FIG. 2) to one or more of a wide variety of...
Register for and method of providing contact information for a
communications unit identified by a uniform...
A method of and register for obtaining information required to contact a communications unit is disclosed. The method includes: accessing a accessor location...
Low noise architecture for a direct conversion transmitter
A low noise direct conversion transmitter architecture without a post-PA filter is described. A high power/low noise differential LO (110), controlled by a near...
Radio frequency electronic switch
A radio frequency (RF) switch (40) for use in a wireless communication system operated in a time delay division mode of operation. The switch includes a pair of...
Method and apparatus for efficient correlation detection
A full serial implementation of a M-level correlation based demodulator (100) includes a two's complement, pass-through, zero-out complex conjugate multiplier...
Partially-parrallel trellis decoder apparatus and method
The partially-parallel trellis decoder with equalizer (360) uses multiple channel estimators (377, 379) but less than one independent channel estimator for each...
Wireless communication system and method for synchronization
An orthogonal frequency division multiplexed wideband communication system provides improved time and frequency synchronization by inserting an unevenly spaced...
Apparatus for receiving and recovering frequency shift keyed symbols
A receiver architecture includes a selectivity filter (206) for selectively passing a wanted channel and rejecting unwanted channels. The selectivity filter has...
Method and apparatus for supporting radio acknowledgement information for a
uni-directional user data channel
A radiotelephone device receiving network information, transmitted along a radio channel, from a network includes an acknowledgement coordination module...
Method and apparatus for transmitting and receiving information in a time
A communication device employs a method and apparatus for transmitting and receiving information in a time slot. When transmitting, the communication device...
Personal information system using proximity-based short-range wireless
A personal information system comprises a personal kiosk system (132) and a personal presence identifier (122) carried by a user and coupled to the personal...
Method of pre-caching user interaction elements using input device position
A method (60) of pre-caching user interaction elements, includes monitoring motion patterns (40) with an electronic input device having a gesture recorder and a...
Method of locating a subscriber unit within the coverage area of a
In a communication system (800) having transmitters (108) for transmitting location information to subscriber units (102) located with the transmitters' coverage...
Method and apparatus for high efficiency power amplification
A method and apparatus for efficient power amplification of a wideband signal with a correspondingly wide modulation bandwidth includes splitting means (110),...
Sealing arrangement for an electronic circuit module
A sealing arrangement is provided for sealing an orifice between an interior and an exterior surface of an electronic module. An air-permeable, water-impermeable...
Method of fabricating semiconductor devices with contact studs formed
without major polishing defects
In a semiconductor device, a contact stud (100) contacts a semiconductor substrate (10); the stud is embedded in an insulating structure with a first insulating...
Smart card having circuit disabling
A Smart Card has an electronic circuit connected to a source of potential capable of destroying at least a portion of the electronic circuit. The potential is...
Method and system for assigning a computer interaction priority based on a
Machine-read bar code data is received from a network access apparatus (64). A priority level is determined based on the bar code data. The priority level is...
Method and apparatus for data compression and decompression for a data
During a compressing portion, memory (20) is divided into cache line blocks (500). Each cache line block is compressed and modified by replacing address...
Wireless communication system for location based schedule management and
A wireless communication system for location based schedule management (10) includes a plurality of wireless communication devices (40), including a wireless...
Method for interactively entering alphanumeric text into a multiline
display device using a keypad
A method for a human user to interactively enter an alphanumeric text message into a multiline display device (12) using a keypad (14) containing a number of...
Multilayer flexible FR4 circuit
A flexible circuit (100) includes a first circuit path portion (110) and a second rigid circuit path portion (140) to which electronic components (102) may be...
Cable management apparatus and method
A cable management system for electronic patchboard and routing systems. Cables are fabricated in a uniform length with appropriate termination Functional sets...
Microelectronic piezoelectric structure and method of forming the same
A high quality epitaxial layer of monocrystalline Pb(Mg,Nb)O.sub.3 --PbTiO.sub.3 or Pb(Mg.sub.1-x Nb.sub.x)O.sub.3 --PbTiO.sub.3 can be grown overlying large...
Nonconductive laminate for coupling substrates and method therefor
An assembly and method for connecting two substrates utilizes a nonconductive laminant that is compatible when wet with a conductive paste when wet. Thus, the...
Translation mechanism for a chemical mechanical planarization system and
Chemical mechanical planarization (CMP) of semiconductor wafers presents a harsh abrasive and chemical environment for equipment used in a polishing process....
Gear pump and switch reluctance motor and method for pumping fluid
A pump and motor unit 100 and method for pumping fluids is provided. The pump and motor unit 100 comprises a pair of rotors 102 and 104 encased by a stator...
Iterative, noise-sensitive method of routing semiconductor nets using a
delay noise threshold
The invention relates to a new method of guidance for routing of nets in an integrated circuit model wherein all nets are first approximately routed, as with...
Power saving method for performing additions and subtractions and a device
A power saving device and method for either adding or subtracting a constant from an operand, by checking a logic value of a portion of the operand and deciding...
Method and apparatus for voice communication
A telecommunication system and method having a transmitter and receiver for voice encoded signals. The receiver has a speech post-processor connected as an...
Methods and apparatus for reducing noise associated with an electrical
A system for enhancing the signal-to-noise ratio of a speech signal is avoided. A plurality of local energy maximums associated with a speech signal are...
Method and system for generating self-testing and random input stimuli for
testing digital systems
The invention is a method and apparatus that verifies the design of electronic circuitry containing a function to be tested. An input, such as a random input, is...
Tunneling of non-GSM signaling messages in a GSM based network to enable
both non-GSM circuit service and GSM...
A non-GSM network that uses a GSM serving GPRS support node (40) and a gateway support node for providing packet service to transmit a message capsule (52)...
Method for reducing scan time in a radio receiver
A receiver (600) uses a scanning technique (100) to minimize scan time. An initial bandwidth setting is selected that covers multiple channel frequencies (106)....
Method and apparatus for extended range frequency correction burst
A radio communication device provides extended burst tone detection for a demodulated I and Q input signal. The device includes a first burst detector coupled...
Method and apparatus for theft deterrence and secure data retrieval in a
A communication device having a theft deterrence feature includes a selective call receiver (16), a transmitter (16), a memory (18) coupled to the selective call...
Method of charging a battery utilizing dynamic cable compensation
This invention includes a method for sensing the parasitic impedance in a battery charging system and compensating for these parasitic impedances. In one...
Enhanced probe for gathering data from semiconductor devices
An enhanced conductive probe that facilitates the gathering of data and a method of fabricating the probe. The probe includes an amplifier fabricated to define...
Single supply HFET with temperature compensation
A method of fabricating apparatus, and the apparatus, for providing low voltage temperature compensation in a single power supply HFET including a stack of...