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Attorney: Williams, Morgan & Amerson


Number of patents: 387
Last date: April 19, 2011

1                    
NumberTitleIssue Date
7929962Method for controlling radio communications during idle periods in a wireless system
A method is provided for maintaining synchronization between an AT and a base station during an idle period. During the idle period, a reduced number of uplink reference signals for uplink channel quality estimation are sent to the base station by the AT. The uplink...
04/19/2011
7929942Completing emergency calls over a network with a malfunctioning backhaul communications link
A method and an apparatus are provided for enabling a wireless communication over a network in response to an indication of an emergency. The method comprises causing a base station to provide a wireless backhaul link in an uplink frequency band for further sending ...
04/19/2011
7920866Method of hard handover in a wireless communication system
The present invention provides a method of wireless communication with a mobile unit and a base station router. The method may include providing, over a first channel, configuration information indicative of a second channel associated with the base station router a...
04/05/2011
7920469Indicating a variable control channel structure for transmissions in a cellular system
A method and an apparatus for wireless communication between a receiver and a transmitter in a cellular system are provided. The method comprises associating a channel of known structure at the transmitter with the transmission of a first control channel to indicate...
04/05/2011
7915809Electrophosphorescent organic light emitting diode formed using solvent soluble materials
The present invention provides an electrophosphorescent organic light-emitting diode (OLED). The electrophosphorescent OLED includes a substrate having a first opposing surface and a second opposing surface, a first electrode layer overlying the first opposing surfa...
03/29/2011
7915170Reducing contamination of semiconductor substrates during beol processing by providing a protection layer at the substrate edge
By providing a protection layer at the bevel region, the deposition of polymer materials during the patterning process of complex metallization structures may be reduced. Additionally or alternatively, a surface topography may be provided, for instance in the form o...
03/29/2011
7912452Authenticating a removable user identity module to an internet protocol multimedia subsystem (IMS)
The present invention provides a method that may include accessing a first address and an identifier provided by a mobile unit, providing the identifier, receiving a second address associated with the identifier in response to providing the identifier, and authentic...
03/22/2011
7908127Method and system for scheduling a stream of products in a manufacturing environment by using a simulation process
By simulating a manufacturing environment on the basis of appropriate simulation models, a schedule may be established in which process restrictions, tool availability and product entity status are automatically taken into consideration. Moreover, by estimating the ...
03/15/2011
7907911Scheduling multi-user transmission in the downlink of a multi-antenna wireless communication system
The present invention provides a method and an apparatus for controlling a radio frequency transmission, over a downlink to at least one mobile station user among a plurality of mobile station users, from a plurality of antennas associated with a base station in a w...
03/15/2011
7907558Method for providing a multicast service within a wireless communications system
In one aspect of the present invention, a method is provided for delivering multicast data to a plurality of mobile devices. The method comprises providing data using a first technique, such as multicast over HS-DSCH, to a first portion of the plurality of mobile de...
03/15/2011
7907381Protection circuit for a subscriber line interface circuit
The present invention provides a protection circuit coupled to a tip lead and a ring lead in a subscriber line interface circuit formed on a silicon substrate. The protection circuit includes first and second diodes formed on the silicon substrate and coupled to the...
03/15/2011
7897450Method for encapsulating a high-K gate stack by forming a liner at two different process temperatures
Encapsulation of a gate stack comprising a high-k dielectric material may be accomplished on the basis of a silicon nitride material that is deposited in a sequence of two deposition processes, in which the first process may be performed on the basis of a moderately...
03/01/2011
7893503Semiconductor device comprising NMOS and PMOS transistors with embedded Si/Ge material for creating tensile and compressive strain
By forming a substantially continuous and uniform semiconductor alloy in one active region while patterning the semiconductor alloy in a second active region so as to provide a base semiconductor material in a central portion thereof, different types of strain may b...
02/22/2011
7848749Method and apparatus for activating a dormant mobile unit in a distributed network
The present invention provides a method of wireless telecommunication in a distributed network comprised of a plurality of access points. The method includes receiving information indicating that a dormant call session is to be activated. The method also includes pr...
12/07/2010
7873055Scheduling user transmissions of mobile stations on a reverse link of a spread spectrum cellular system
The present invention provides a method and an apparatus for wireless communication between a base station and at least two mobile stations in a cellular system. The method comprises sending on a forward link at least one of a first and a second command to the at le...
01/18/2011
7853292Distributed resource management for enhanced dedicated channel
The present invention provides methods for distributed resource management for enhanced dedicated channel. One method of communication with at least one base station includes determining at least one short-term entity associated with the at least one base station an...
12/14/2010
7844277Method for coordinated control of radio resources in a distributed wireless system
A method is provided for coordinating distributed radio resource management. The method comprises communicating information between a plurality of units having radio resource management responsibilities, wherein the communicated information is related to radio resou...
11/30/2010
7843882Soft vertical handovers in wireless networks
The present invention provides a method is provided for soft vertical handovers. The method includes requesting a handover from a first wireless network that operates according to a first protocol to a second wireless network that operates according to a second prot...
11/30/2010
7840214Method of providing access information to an access terminal
The present invention provides methods involving at least one access terminal and at least one access network. The methods may include providing or receiving information indicative of future accessibility of at least one access network. ...
11/23/2010
7839815Triggering migration of a network access agent associated with an access terminal
A method is provided for triggering migration of call session state information. The method includes determining whether to migrate a network access agent associated with an access terminal in a wireless communication system based on at least one of mobility informa...
11/23/2010
7839776Detecting a reverse rate indicator channel
The present invention provides a method for detecting a reverse rate indicator channel. The method may include accessing first encoded information indicative of a data rate and a first sub-packet identifier associated with a sub-packet, accessing second encoded info...
11/23/2010
7834563Dynamic antenna control in a wireless communication system
The present invention provides a method for controllably moving a plurality of antennae in a wireless communications system. The method comprises activating a first and second actuator associated with a first and second one of the plurality of antennae to move the f...
11/16/2010
7829889Method and semiconductor structure for monitoring etch characteristics during fabrication of vias of interconnect structures
By forming a trench-like test opening above a respective test metal region during the etch process for forming via openings in a dielectric layer stack of sophisticated metallization structures of semiconductor devices, the difference in etch rate in the respective ...
11/09/2010
7829460Method of manufracturing increasing reliability of copper-based metallization structures in a microstructure device by using aluminum nitride
By forming an aluminum nitride layer by a self-limiting process sequence, the interface characteristics of a copper-based metallization layer may be significantly enhanced while nevertheless maintaining the overall permittivity of the layer stack at a lower level.
11/09/2010
7826849Method of sharing mobile unit state information between base station routers
The present invention provides a method of operating a first base station router. The method may include transmitting state information associated with at least one inactive mobile unit to at least one second base station router. The state information is usable to i...
11/02/2010
7821016Light activated silicon controlled switch
The present invention provides an optically triggered switch and a method of forming the optically triggered switch. The optically triggered switch includes a silicon layer having at least one trench formed therein and at least one silicon diode formed in the silico...
10/26/2010
7820536Method for removing a passivation layer prior to depositing a barrier layer in a copper metallization layer
By forming a thin passivation layer after the formation of openings connecting to a highly reactive metal region, any queue time effects may be significantly reduced. Prior to the deposition of a barrier/adhesion layer, the passivation layer may be efficiently remov...
10/26/2010
7816656Method of implanting ion species into microstructure products by concurrently cleaning the implanter
By operating an implantation tool with a source gas having a halogen fraction of 66 atomic percent or less relative to the total composition of the source gas, an in situ cleaning effect may be achieved while performing an implantation process. ...
10/19/2010
7816199Method of forming a semiconductor structure comprising an implantation of ions of a non-doping element
A method of forming a semiconductor structure includes providing a substrate having a first feature and a second feature. A mask is formed over the substrate. The mask covers the first feature. An ion implantation process is performed to introduce ions of a non-dopi...
10/19/2010
7810057Characterizing linearity of amplifiers
The present invention provides a method and an apparatus for assessing a capability, for example, linearity of an amplifier, such as that of a power amplifier including a radio frequency amplifier. In one embodiment, the method comprises defining a first figure of m...
10/05/2010
7808940Peak-to-average power ratio control
A method for reducing the peak-to-average power ratio (PAPR) in an OFDM based wireless system is disclosed herein. The reduced PAPR may be achieved by appropriately selecting subpackets for transmission. For example, a scheduler may elect to sequentially transmit th...
10/05/2010
7808922Method of routing and resource allocation in a wireless communication system
The present invention provides a method for route and resource allocation. One embodiment of the method includes determining at least one network variable associated with a network that includes a plurality of nodes connected by a plurality of links. The network var...
10/05/2010
7783455Methods and systems for analyzing process equipment processing variations using sensor data
The present invention is generally directed to various methods and systems for isolating process equipment using sensor data. In one illustrative embodiment, the method includes providing at least two processing tools wherein the tools produce different process resu...
08/24/2010
7775834Rugged, removable, electronic device
An apparatus is disclosed, including a rugged electrical connector supporting an external bus protocol including a power signal; a backshell canister mated to the electrical connector; an active electronic component housed in the canister; and an electrical connecti...
08/17/2010
7763087Safety system architecture for a hydrogen fueling station
An apparatus and a method for use in controlling the apparatus are disclosed. The apparatus includes a purified hydrogen generator; at least one of a compression unit, a storage unit, and a dispensing unit; and a system controller. The system controller is capable o...
07/27/2010
7760648Method and apparatus for handling reordered data packets
The present invention provides a method and apparatus for handling reordered data packets. A method comprises receiving a data packet and determining if the data packet is received out of order. The method further comprises delaying transmission of an acknowledgemen...
07/20/2010
7754556Reducing transistor junction capacitance by recessing drain and source regions
By recessing portions of the drain and source areas on the basis of a spacer structure, the subsequent implantation process for forming the deep drain and source regions may result in a moderately high dopant concentration extending down to the buried insulating lay...
07/13/2010
7741191Method for preventing the formation of electrical shorts via contact ILD voids
Densely spaced gates of field effect transistors usually lead to voids in a contact interlayer dielectric. If such a void is opened by a contact via and filled with conductive material, an electrical short between neighboring contact regions of neighboring transisto...
06/22/2010
7741167Semiconductor device comprising NMOS and PMOS transistors with embedded Si/Ge material for creating tensile and compressive strain
By forming a substantially continuous and uniform semiconductor alloy in one active region while patterning the semiconductor alloy in a second active region so as to provide a base semiconductor material in a central portion thereof, different types of strain may b...
06/22/2010
7737021Resist trim process to define small openings in dielectric layers
The present invention is directed to a method of forming semiconductor devices. In one illustrative embodiment, the method comprises defining a photoresist feature having a first size in a layer of photoresist that is formed above a layer of dielectric material. The...
06/15/2010
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