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Electronic housing assembly and method
A housing assembly (100) and method (300) of assembly includes a housing (105) having one or more recessed areas (130) on at least a first side (120). Also...
Differential-fed stacked patch antenna
An antenna system includes a stacked patch antenna (100) comprising two or more patch antennas symmetrically aligned around an axis. The stacked patch antenna...
Method and apparatus for locating a nearby alternate vending machine for a
A communication network (FIG. 1) makes available, to a first vending machine (102) of a plurality of vending machines, information from nearby ones of the...
Deflection limiter for vibrator motor shaft
A deflection limiting member (110, 310) or a deflection limiting mechanism (512, 514) is used to limit deflection of a motor shaft (102) of a vibrator (105, 305,...
An apparatus for engaging and disengaging a first connector half (202) from a second connector half (204) includes a first ramp (206) and second ramp (216) for...
Mobile station and method of use in radio communications
A method for setting up a group call within a dispatch radio communication system is disclosed. Additional stations which are not programmed to respond to a...
Location technology support determinations in wireless communications
networks and devices
A method for determining location technology supported by a wireless communications network including sending (505) a location request, for example a MO-LR...
Method for supporting rescue channels in a communications system
A method for supporting rescue channels in a communications system. The rescue channel feature supports the use of pre-allocated radio resources at neighboring...
Adjustable behind-the-ear communication device
A communication device (200) for use behind the ear comprises a housing having a first section (202) and a second section (206). A sound delivery tube (210) is...
Portable display device and method utilizing embedded still image buffer
to facilitate full motion video playback
A portable display device (10) includes an LCD display module (12) that includes an embedded still image buffer (16), and external processing circuitry (24) and...
Low profile contact block for a rechargeable cell of a wireless
A low-profile, insert molded contact block and corresponding printed circuit board assembly are provided for coupling electronic circuitry disposed on printed...
Method and apparatus for reducing rate determination errors and their
The present invention provides a method and apparatus for improving the audio quality of a signal by reducing the effect of mis-determining the frame rate of a...
Housing assembly with biased and removable door
A housing assembly (100) provides a device housing (102) having an outer surface (104) and having a compartment (106). A door (108) can be movably coupled to the...
Portable device having rotatable display
A multi-configuration electronic device has two body portions (102, 104) that move with respect to each other, and a single display module (108). As the device...
Communication system, user equipment and method of performing a conference
This invention relates to a communication system (200), user equipment (201,211) and method of performing a conference call. The communication system (200)...
Reception of multicarrier spread-spectrum signals
A system (100), receiver (160-190) and method of operation for spread OFDM wireless communication (single user OFDM-CDMA with cyclic-prefix) by: equalizing the...
RF transmitters with saturation detection and correction and methods
Methods in radio communications devices having a transmitter with an integral control loop, and in other integral control systems, including generating a first...
Method and apparatus for reducing interference within a communication
A communication system is designed that reduces co-channel interference when heterogeneous users are sharing spectrum. The system design enables a plurality of...
Dielectric sheet, method for fabricating the dielectric sheet, printed
circuit and patch antenna using the...
A dielectric sheet (500, 600, 1621) includes a photodielectric support layer (505, 1630) that may be glass reinforced and a dielectric laminate (510, 605). The...
Method and apparatus for phase control of a digital-to-analog converter
A digital-to-analog converter system is provided that controls a phase of an output signal produced by a digital-to-analog converter (DAC). A digital input...
Self-powering input buffer
A self-powering input buffer includes a first circuit leg that stores a charge, such as in a capacitor and a second circuit leg with a buffer powered by the...
Display power management of a portable communication device that detects a
continuous talk condition based on a...
A portable communication product (10) such as a cellular phone includes a transceiver radio having a microphone (20), an earpiece (22), a keypad (18) and a...
Method and system for vehicle subassembly authentication of a component
A vehicle subassembly obtains a prospective component for use in the vehicle subassembly. The vehicle subassembly also obtains from a certification authority a...
Method and apparatus for selective distributed speech recognition
An apparatus and method for selective distributed speech recognition includes a dialog manager (104) that is capable of receiving a grammar type indicator (170)....
Power reduction method for a mobile communication system
A mobile unit 40 which is in a soft handoff condition 50 with a base station (32) has the power transmitted by the base station (32) on the mobile link (52)...
Method and apparatus for reducing peak current levels in a communication
A wireless communications unit 200, and corresponding method 300 within, is arranged and constructed for reducing peak current levels on a power source for the...
Soft-decision metric generation for higher order modulation
A method (100) for simplifying soft-decision metric decisions in a M-ary modulation system includes determining (102) a single function for a soft-decision...
Dense mode IP multicast call scoping in a wireless communication system
Methods are disclosed for limiting the scope of flooding of dense mode IP multicast calls. A multicast scope value (e.g., TTL scope or hop limit) is determined...
Method for assigning variable-length walsh codes for code division
multiple access communications systems
Modulation codes for code division multiple access (CDMA) cellular communications systems that are mutually orthogonal may be generated as a sequence of Walsh...
Electronic control unit
An electronic control unit having a flexible circuit board assembly is disclosed. The electronic control unit comprises a flexible circuit board with at least...
Planar inverted-F antenna with extendable portion
An antenna structure (126) that includes a Planar Inverted-F Antenna (PIFA) (104) and an extendable portion such as a whip element (106). The PIFA (104) operates...
Method and apparatus for achieving broadband matching of narrow-band
resonator filter impedances to loads and...
A circuit for matching the impedance of a narrow-band resonator filter presented to a port over a broad range of frequencies employs a second resonator that has...
Automotive electrical system configuration using a two bus structure
Disclosed herein are a variety of different electrical system topologies intended to mitigate the impact of large intermittent loads on a 12 volt vehicle power...
Method for selective chemical vapor deposition of nanotubes
A method of fabricating a nanotube structure which includes providing a substrate, providing a mask region positioned on the substrate, patterning and etching...
Base radio front cover
Base radio power supply front cover
Base radio module
Base radio module
Base radio module
Wireless communication device
Virtual memory translation unit for multimedia accelerators
A method and system for virtual memory translation of data represented in a multidimensional coordinate system when the physical memory may be located in more...
VXS payload module and method
A multi-service platform system (100) having a VXS backplane (104) includes a VXS payload module (102) coupled to the VXS backplane, and a switched fabric...
Frequency and timing error estimation and corresponding channel
characterization in a communication system
A method for determining a frequency error over at least one frequency search space for a received signal, the method including the steps of: calculating a first...
Enhanced companion digital organizer for a cellular phone device
An enhanced "Camel-back" or "Companion" Digital Organizer (CDO) is described that is designed to interface to a cellular telephone. The CDO is preferably...
Slap print segmentation system and method
A system and a method for segmenting slap fingerprints is described. The method includes providing a print image, optionally pre-processing the print image,...
Communication device having illuminated audio indicator
A radio (100) provides multiple audio modes of operation, such as a cellular and dispatch modes. Illumination devices (108, 110) are located near the radio's...
Method and apparatus for data transmission
A method and apparatus for data transmission is provided herein. In accordance with the preferred embodiment of the present invention a loss-ratio estimator...
Circuit assembly and electronic device incorporating such an assembly
A circuit assembly (1) and electronic device (30) having a printed circuit board (2), with conductive runners (3) and a ground plane (4). There is electronic...