Patent application number | Description | Published |
20090151754 | Method and Apparatus for Removing Contaminants from Substrate - A cleaning material is applied to a surface of a substrate. The cleaning material includes one or more polymeric materials for entrapping contaminants present on the surface of the substrate. A rinsing fluid is applied to the surface of the substrate at a controlled velocity to effect removal of the cleaning material and contaminants entrapped within the cleaning material from the surface of the substrate. The controlled velocity of the rinsing fluid is set to cause the cleaning material to behave in an elastic manner when impacted by the rinsing fluid, thereby improving contaminant removal from the surface of the substrate. | 06-18-2009 |
20100116290 | COMPOSITION AND APPLICATION OF A TWO-PHASE CONTAMINANT REMOVAL MEDIUM - The embodiments provide substrate cleaning techniques to remove contaminants from the substrate surface to improve device yield. The substrate cleaning techniques utilize a cleaning material with solid components and polymers with a large molecular weight dispersed in a cleaning liquid to form the cleaning material, which is fluidic. The solid components remove contaminants on the substrate surface by making contact with the contaminants. The polymers with large molecular weight form polymer chains and a polymeric network that capture and entrap solids in the cleaning materials, which prevent solids from falling on the substrate surface. In addition, the polymers can also assist in removing contaminants form the substrate surface by making contacts with contaminants on the substrate surface. In one embodiment, the cleaning material glides around protruding features on the substrate surface without making a forceful impact on the protruding features to damage them. The present invention can be implemented in numerous ways, including a material (or solution), a method, a process, an apparatus, or a system. | 05-13-2010 |
20100120647 | COMPOSITION OF A CLEANING MATERIAL FOR PARTICLE REMOVAL - The embodiments of the present invention provide improved materials for cleaning patterned substrates with fine features. The cleaning materials have advantages in cleaning patterned substrates with fine features without substantially damaging the features. The cleaning materials are fluid, either in liquid phase, or in liquid/gas phase, and deform around device features; therefore, the cleaning materials do not substantially damage the device features or reduce damage all together. To assist removing of particles from the wafer (or substrate) surfaces, the polymeric compound of the polymers can contain a polar functional group, which can establish polar-polar molecular interaction and hydrogen bonds with hydrolyzed particles on the wafer surface. The polymers of a polymeric compound(s) with a large molecular weight form long polymer chains and network. The long polymer chains and/or polymer network show superior capabilities of capturing and entrapping contaminants, in comparison to conventional cleaning materials. The polymeric compound(s) of the polymers may also include a functional group that carries charge in the cleaning solution. The charge of the functional group of the polymers improves the particle removal efficiency. | 05-13-2010 |
20120125375 | Method and Apparatus for Removing Contaminants from Substrate - A cleaning material is applied to a surface of a substrate. The cleaning material includes one or more polymeric materials for entrapping contaminants present on the surface of the substrate. A rinsing fluid is applied to the surface of the substrate at a controlled velocity to effect removal of the cleaning material and contaminants entrapped within the cleaning material from the surface of the substrate. The controlled velocity of the rinsing fluid is set to cause the cleaning material to behave in an elastic manner when impacted by the rinsing fluid, thereby improving contaminant removal from the surface of the substrate. | 05-24-2012 |
20120132229 | Methods for Application of Two-Phase Contaminant Removal Medium - A method is provided for receiving the wafer on a support, the support being configured for movement along a direction. While moving the wafer, dispensing a cleaning material to clean contaminants from the surface of the wafer, the dispensing applied as a film over a diameter length of the wafer. The cleaning material contains a cleaning liquid, a plurality of solid components, and polymers of a polymeric compound. Each of the plurality of solid components and polymers being greater than zero and less than 3% of the cleaning material, and wherein the polymers become soluble in the cleaning liquid and the solubilized polymers having long polymer chains that capture and entrap solid components and contaminants in the cleaning liquid. Then, rinsing the film off of the wafer with a rinsing meniscus. The rinsing meniscus applied along the diameter length of the wafer and the film is rinsed after the dispensing. | 05-31-2012 |
20120132235 | Apparatus for Application of Two-Phase Contaminant Removal Medium - An apparatus is provided that includes a substrate support assembly for holding the semiconductor substrate and a dispense head for applying a cleaning material to clean the contaminants from the substrate surface. The dispense head extends across a length of the semiconductor substrate and is positioned proximate to the substrate surface at a distance of between about 0.1 mm and about 4.5 mm. The proximate position enables application of a force to the cleaning material as it is applied to the substrate surface as a film, and the cleaning material provided through the dispense head contains a cleaning liquid, a plurality of solid components, and polymers of a polymeric compound, each of the plurality of solid components and polymers being greater than zero and less than 3% of the cleaning material, the plurality of solid components and the polymers are dispersed for application through the dispense head. | 05-31-2012 |
Patent application number | Description | Published |
20090151752 | METHODS FOR PARTICLE REMOVAL BY SINGLE-PHASE AND TWO-PHASE MEDIA - The embodiments of the present invention provide methods for cleaning patterned substrates with fine features. The methods for cleaning patterned substrate have advantages in cleaning patterned substrates with fine features without substantially damaging the features by using the cleaning materials described. The cleaning materials are fluid, either in liquid phase, or in liquid/gas phase, and deform around device features; therefore, the cleaning materials do not substantially damage the device features or reduce damage all together. The cleaning materials containing polymers of a polymeric compound with large molecular weight capture the contaminants on the substrate. In addition, the cleaning materials entrap the contaminants and do not return the contaminants to the substrate surface. The polymers of one or more polymeric compounds with large molecular weight form long polymer chains, which can also be cross-linked to form a network (or polymeric network). The long polymer chains and/or polymer network show superior capabilities of capturing and entrapping contaminants, in comparison to conventional cleaning materials. | 06-18-2009 |
20090151757 | APPARATUS FOR PARTICLE REMOVAL BY SINGLE-PHASE AND TWO-PHASE MEDIA - The embodiments of the present invention provide apparatus for cleaning patterned substrates with fine features with cleaning materials. The apparatus using the cleaning materials has advantages in cleaning patterned substrates with fine features without substantially damaging the features. The cleaning materials are fluid, either in liquid phase, or in liquid/gas phase, and deform around device features; therefore, the cleaning materials do not substantially damage the device features or reduce damage all together. The cleaning materials containing polymers of a polymeric compound with large molecular weight capture the contaminants on the substrate. In addition, the cleaning materials entrap the contaminants and do not return the contaminants to the substrate surface. The polymers of one or more polymeric compounds with large molecular weight form long polymer chains, which can also be cross-linked to form a network (or polymeric network). The long polymer chains and/or polymer network show superior capabilities of capturing and entrapping contaminants, in comparison to conventional cleaning materials. | 06-18-2009 |
20090156452 | MATERIALS FOR PARTICLE REMOVAL BY SINGLE-PHASE AND TWO-PHASE MEDIA - The embodiments of the present invention provide improved materials for cleaning patterned substrates with fine features. The cleaning materials have advantages in cleaning patterned substrates with fine features without substantially damaging the features. The cleaning materials are fluid, either in liquid phase, or in liquid/gas phase, and deform around device features; therefore, the cleaning materials do not substantially damage the device features or reduce damage all together. The cleaning materials containing polymers of a polymeric compound with large molecular weight capture the contaminants on the substrate. In addition, the cleaning materials entrap the contaminants and do not return the contaminants to the substrate surface. The polymers of one or more polymeric compounds with large molecular weight form long polymer chains, which can also be cross-linked to form a network (or polymeric network). The long polymer chains and/or polymer network show superior capabilities of capturing and entrapping contaminants, in comparison to conventional cleaning materials. | 06-18-2009 |
20120132234 | APPARATUS FOR PARTICLE REMOVAL BY SINGLE-PHASE AND TWO-PHASE MEDIA - A cleaning system for removing contaminants on a surface of a patterned substrate for defining integrated circuit devices is provided. The system includes a substrate carrier for supporting edges of the patterned substrate, and a cleaning head positioned over the patterned substrate. The cleaning head includes a plurality of dispensing holes to dispense a cleaning material on the surface the patterned substrate for defining integrated circuit devices, wherein the cleaning material includes polymers of a polymeric compound. The cleaning head is coupled to a storage of the cleaning material, which is coupled to the cleaning material preparation system. A support structure holds the cleaning head in proximity to the surface of the patterned substrate. | 05-31-2012 |
Patent application number | Description | Published |
20100319059 | SIP DIGEST AUTHENTICATION HANDLE CREDENTIAL MANAGEMENT - Methods, devices, and systems for controlling access to a password protected resource are provided. More specifically, different communication profiles can be mapped to a single user and that user can utilize a single password to gain access to the password protected resource using any one of his/her communication profiles. Each communication profile may have a unique authentication value associated therewith, but each unique authentication value may be determined based on the single password, thereby eliminating the need for a user to remember multiple passwords for each of his/her communication profiles. | 12-16-2010 |
20110066694 | SIP ENDPOINT ENHANCER - Methods, devices, and systems are provided for enhancing the functionality of a communication device, such as a communication endpoint. This provides the ability to enhance less intelligent SIP endpoints with required features to support a richer user experience. Furthermore, the endpoint enhancer may be dynamically pluggable onto an existing network device. This provided pluggability allows a network administrator to add a new SEE template to the network without disrupting the network operation or the operation of previously existing SEEs. | 03-17-2011 |
20110066707 | NETWORK FRAMEWORK ASSOCIATING NON-ENTERPRISE PHONE WITH ENTERPRISE USERS - Methods, devices, and systems are provided for identifying unique points in communication processing for substituting and restoring identities associated with the communication. These specific replacements facilitate communication requests to-and-from external identities to be treated similar to communication requests to-and-from enterprise users, thereby allowing enterprise users to access enterprise-based communication preferences and services via non-enterprise devices. | 03-17-2011 |
20110110362 | QUANTUM AND PROMISCUOUS USER AGENTS - A call processing system includes a call processing server. The call processing server processes calls for an internal network that employs SIP features and functions. The call processing server can receive calls from or send calls to one or more external communication endpoints that are not part of the internal network. However, the call processing server can associate a floating user agent with the communication from the external communication endpoint and lock the floating user agent to a gateway. After locking onto a gateway and initiating the call, the floating user agent can then publish call event status and receive SIP primitives similar to other SIP-enabled devices. | 05-12-2011 |
20110122863 | ENHANCED CALL PRESERVATION TECHNIQUES FOR SIP-BASED COMMUNICATION NETWORKS - Methods, devices, and systems are provided for preserving connections, especially in a SIP environment. More specifically, the connection preservation techniques presented in this document enhance the RFC 4028-based session refresh approach in order to provide media connection preservation for calls that experience end-to-end signaling loss or refresh failures. Specifically, participants on a call can continue to exchange media despite the loss of control at the SIP signaling plane. | 05-26-2011 |
20110289203 | SIP MONITORING AND CONTROL ANCHOR POINTS - The concept of anchor points is introduced. Anchor points, and specifically Session Initiation Protocol (SIP) anchor points, serve as a media and call control point that is established on a per-user basis which can then be shared by any application. The use of an anchor point allows for applications to become aware of and control a communication late or cease monitoring and controlling a communication session early without disrupting the session or introducing a significant amount of control or media delay. | 11-24-2011 |
20110289219 | SIP ANCHOR POINTS TO POPULATE COMMON COMMUNICATION LOGS - The concept of a centralized communication log is provided. Anchor points, and specifically Session Initiation Protocol (SIP) anchor points, serve as a media and call control point that is established on a per-user basis which can then be leveraged by a communication log service. Such a communication log service is able to determine accurate and real-time communicant information for a communication session and populate a centralized communication log with the same. Such a communication log is, therefore, accurate with respect to multiple users in a system, highly available, and scaled horizontally. | 11-24-2011 |
20120163571 | HIGHLY SCALABLE AND DISTRIBUTED CALL/MEDIA MODELING AND CONTROL FRAMEWORK - A highly scalable and distributed call/media modeling and control framework is described. In particular, a plurality of anchor point servers are provided which enable one or more applications to exert call and media control over in-progress communication sessions even though the applications were not originally bound to the communication session during its setup. | 06-28-2012 |
20130156026 | QUANTUM AND PROMISCUOUS USER AGENTS - A call processing system includes a call processing server. The call processing server processes calls for an internal network that employs SIP features and functions. The call processing server can receive calls from or send calls to one or more external communication endpoints that are not part of the internal network. However, the call processing server can associate a floating user agent with the communication from the external communication endpoint and lock the floating user agent to a gateway. After locking onto a gateway and initiating the call, the floating user agent can then publish call event status and receive SIP primitives similar to other SIP-enabled devices. | 06-20-2013 |
20150120944 | SIP ANCHOR POINTS TO POPULATE COMMON COMMUNICATION LOGS - The concept of a centralized communication log is provided. Anchor points, and specifically Session Initiation Protocol (SIP) anchor points, serve as a media and call control point that is established on a per-user basis which can then be leveraged by a communication log application. Such a communication log application is able to determine accurate and real-time communicant information for a communication session and populate a centralized communication log with the same. Such a communication log is, therefore, accurate with respect to multiple users in a system, highly available, and scaled horizontally. | 04-30-2015 |
Patent application number | Description | Published |
20120218919 | SYSTEMS AND METHODS FOR GRANTING FEATURE CONTROL BASED ON USER LOCATION - A communication system comprises a plurality of communication devices and a feature control module. The plurality of communication devices reside at a plurality of locations associated with a user and are operatively associated with a communication network. The feature control module is configured to identify a location of the user, identify at least one of the communication devices at the plurality of locations, and grant feature control for a communication session to at least one communication device based on the identification of the location of the user. | 08-30-2012 |
20130163433 | ALTERNATE ROUTING OF VOICE CALLS IN A HEAVILY LOADED SIP NETWORK - Methods and systems for supporting the alternate routing of calls between endpoints, such as session initiation protocol (SIP) endpoints, are provided. An inner gateway alternate route (IGAR) application is invoked when the primary, Internet protocol, communication network is overloaded or otherwise unable to handle a call. The IGAR application assigns incoming and outgoing trunks, and serves as a contact point for session managers in routing the trunk call. | 06-27-2013 |
20130173812 | SIP TRANSFER IN A BACK-TO-BACK USER AGENT (B2BUA) ENVIRONMENT - The system generates a change in the SIP INVITE message during a call transfer. Here, a user relation element involved in the call can change the header information in the message to include the endpoint view of the transferring party. Thus, the INVITE message is redirected to the transferring party's user relation element, which can interpret the received message and “unravel” the B2BUAs in the existing call path. The system includes changes in the user relation element to effect the message change and interpret the message once received. Changes to the user relation element forgo the need to change the communication endpoints. | 07-04-2013 |
20130212242 | GLOBAL SESSION IDENTIFIER - Systems and methods are described for creating and managing Global Session Identifiers (GSIDs) for communication sessions. GSIDs provide a way to globally identify communication sessions including those communication sessions that have experienced one or more topology changes. The GSID may be considered a header itself or a value within a header and information contained within a GSID can be used to trace backwards through time to find the session segments that led up to (or exist concurrently to) a currently signaled session. | 08-15-2013 |
20130259026 | SYSTEM AND METHOD TO INFLUENCE SIP ROUTING BY SEQUENCED APPLICATIONS - System and method to influence routing of a call by a sequenced application from among a plurality of sequenced applications, the method including: receiving a header for the call, the header comprising at least one directive from one or more of the plurality of sequenced applications; arbitrating conflicts from among the at least one directive in the header, in order to determine a set of sequenced application headers to at least partially execute; and at least partially executing the set of sequenced application headers. | 10-03-2013 |
20130311825 | CALL RESTORATION IN RESPONSE TO APPLICATION FAILURE - A communication system, method, and components are described. Specifically, the method described herein provides the ability for an application sequence of a communication session to be reconstructed during the communication session and even though SIP standards dictate that the reconstruction of the application sequence should be denied and the session should be terminated. | 11-21-2013 |
20140095576 | SYSTEM AND METHOD FOR CLASSIFICATION OF MEDIA IN VOIP SESSIONS WITH RTP SOURCE PROFILING/TAGGING - System and method to perform a directive by a first SIP User Agent (UA) engaged in a peer-to-peer communication session with a second SIP User Agent (UA), the method including: arming the first SIP User Agent (UA) to define the directive; setting a trigger condition in the first SIP User Agent (UA) to perform the directive if the trigger condition becomes true; monitoring, by use of a processor within the first SIP User Agent (UA), for the trigger condition in the communication session; and if the trigger condition becomes true, performing by use of a processor the directive without usage of a back-to-back user agent. | 04-03-2014 |
20140095922 | SYSTEM AND METHOD OF FAILOVER FOR AN INITIATED SIP SESSION - An initial SIP message is sent to establish a first SIP communication session from a first SIP device. The initial SIP message is sent via a first of a plurality of session managers to a second SIP device. After receiving the initial SIP message at the second SIP device and before ending the first SIP communication session, either the first or second SIP device sends a second SIP message. The second SIP message is sent to the first of the plurality of session managers. Either the first or second SIP devices detects that a response SIP message to the sent second SIP message was not received within a defined time period. In response to detecting that the SIP response message was not received within the defined time period, either the first or second SIP device resends the second SIP message to a second one of the plurality of session managers. | 04-03-2014 |
20140233717 | IMPLEMENTATION OF THE SEMI-ATTENDED TRANSFER IN SIP FOR IP-MULTIMEDIA SUBSYSTEM ENVIRONMENTS - A communication system, method, and components are described. Specifically, a communication system having the ability to facilitate a semi-attended transfer in SIP for an IP-Multimedia Subsystem (IMS) environment is disclosed. The semi-attended transfer is possible even though one or more Back-to-Back User Agents are positioned between users engaged in the semi-attended transfer. | 08-21-2014 |
20140317190 | SESSION MANAGER ANTI-LOOPING - Session Manager anti-looping creates a model that is an effective barrier to looping, efficiently identifying a loop condition by maintaining temporary individual call counters for header sets within temporal parameters and terminating the loop condition upon detection. The system provides an administrator with adjustable parameters for loop detection count and loop detection interval, thereby allowing protection against loop conditions, both inadvertent and intentional. | 10-23-2014 |
20140325258 | COMMUNICATION FAILOVER IN A DISTRIBUTED NETWORK - An initial request is received to establish a communication session. The initial request contains a communication address of a first communication device. A communication server detects that the communication session cannot be established across a primary network. In response, the initial request is repurposed by changing the first communication address to a second communication address. The changed request is sent to a communication system, which adds a field to the changed request that indicates that the changed request is to be sent via a secondary network. The changed request is sent with the field to the communication server. The changed request with the second communication address is sent to a gateway to establish the communication session across a secondary network. A portion of the communication session is established using the second communication address. The first communication address is sent in the portion of the communication session using Dual-Tone-Multi-Frequency (DTMF). | 10-30-2014 |
20150052208 | INVOCATION OF SEQUENCED APPLICATIONS BASED ON DYNAMIC PARAMETERS - Systems and methods are described for selecting applications for incorporation into an application sequence. The selected applications provide one or more features to a communication session and the order of applications selected for the application sequence depends, at least in part, on one or more dynamic parameters. The consideration of dynamic parameters for application sequencing provides a more flexible alternative to traditional application sequencing based on static parameters, like user identities. | 02-19-2015 |
20150222671 | CALL CONTEXT CONVEYANCE - A communication system, method, and components are described. Specifically, a communication system having the ability to carry a transitive context and communicate the transitive context to new participant user agents for continuity through all related call dialogs is disclosed. The transitive context communication is possible through the use of a newly created SIP dialog using a REFER message and/or an INVITE message for all call flows and topology change operations. | 08-06-2015 |
Patent application number | Description | Published |
20100332960 | METHOD AND APPARATUS FOR ORGANIZING IDENTIFYING INFORMATION FOR WEB-BASED RESOURCES - A method for organizing identifying information for web-based resources may include: a) initializing an organizing tool and a web browser from a user device in operative communication with a network; b) searching the network for web-based resources associated with a search query by accessing the web search engine via the web browser; c) receiving a results list from the web search engine at the user device in response to the search query; and d) creating an organized file with the organizing tool based on the results list, the organized file including a root node with identifying information for the search query and a first level selectively populated with identifying information for one or more web-based resources included in the results list. A system for organizing identifying information for web-based resources may include a network, an organizing tool; and a user device. | 12-30-2010 |
20120078683 | METHOD AND APPARATUS FOR PROVIDING ADVICE TO SERVICE PROVIDER - A method for providing advice to a service provider includes; a) accessing customer, network, and service data stored in disparate data sources, the data relating to services provided to customers by a service provider over a network infrastructure, a virtualization platform presenting the disparate data in a common logical view; b) processing the data in an analytics platform using a service advisor algorithm to form conclusions and predictions regarding management of customer churn and generate advice; and c) formulating results from the processing to enable the service provider to consider the data, conclusions, predictions, and advice in relation to reduction of customer churn. The service advisor algorithm may also be used for personalization of service provided to customers, targeted marketing of services to customers or non-customers, and management of the network infrastructure. An apparatus for providing advice to a service provider includes the virtualization and analytics platforms. | 03-29-2012 |
20130066933 | METHOD AND APPARATUS FOR DERIVING COMPOSITE TIE METRIC FOR EDGE BETWEEN NODES OF A TELECOMMUNICATION CALL GRAPH - A method for deriving a composite tie metric for an edge between nodes of a telecommunication call graph includes receiving descriptive data with original values for descriptive attributes associated with a telecommunication call graph formed by edges between nodes. Each edge relates to two nodes. Each original value relates to an edge and a descriptive attribute forming an edge-attribute pair for the corresponding original value. The descriptive data is stored in a local storage device. Scaling factors for each descriptive attribute are determined taking into account a distribution of the original values for the corresponding descriptive attribute and a common base for the descriptive attributes. Weighting factors are determined for each descriptive attribute. The composite tie metric is computed for an edge based on the original value, scaling factor, and weighting factor for the descriptive attributes. | 03-14-2013 |
20140119522 | SYSTEM AND METHOD FOR GENERATING SUBSCRIBER CHURN PREDICTIONS - A system and method for generating a subscriber churn prediction includes receiving call detail records from a network operator detailing communication between subscribers of the network operator and determining tie-strengths between subscribers based on the call detail records. The system and method further includes generating a net churn influence accumulated at each subscriber from the tie-strengths by propagating churner influence between subscribers due to churn events. | 05-01-2014 |