Patents by Inventor Rajamani Ganesh
Rajamani Ganesh has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 7395058Abstract: A system (36) provides a network designer with a mechanism for analyzing the performance of a code division multiple access wireless network (20). The system (36) includes executable code in the form of a probable server identification module (52), a forward link initial estimation module (54), a reverse link initial estimation module (56), a forward link analysis module (58), and a reverse link analysis (60). The modular architecture of the modules (52, 54, 56, 58, and 60) are appropriately configured and interconnected in order to form a network performance analysis process (62) that accurately analyzes both the reverse link performance and the forward link performance of the network (20).Type: GrantFiled: July 15, 2004Date of Patent: July 1, 2008Assignee: Verizon Laboratories Inc.Inventors: Dimitris N. Kalofonos, Rajamani Ganesh, Donna Fagen, Vincent A. O'Byrne, Ning Yang
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Patent number: 7366492Abstract: Methods and systems for mobile station location detection. A mobile station measures signal strength of each of a set of signals associated with the mobile station, then determines whether a number of signals in the set is less than a predetermined threshold. Based on the determination, the mobile station calculates a difference in power between a first and second signal associated with the mobile station. Thereafter, power on a channel corresponding to the mobile station is increased for a predetermined number of frames based on the calculation. The location of the mobile station is determined during the power increase.Type: GrantFiled: May 3, 2002Date of Patent: April 29, 2008Assignees: Verizon Corporate Services Group Inc., BBN Technologies Corp.Inventor: Rajamani Ganesh
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Patent number: 7013148Abstract: A method (36) for providing a current location (35) of a wireless communication device (24) within a wireless communication network (20) calls for activating an automatic location identification (ALI) process in response to a request from an authorized requesting party. An indicator (106) of the current location (35) is provided to the authorized requesting party via a map-enabled web page (100).Type: GrantFiled: December 21, 2001Date of Patent: March 14, 2006Assignees: Verizon Corporate Services Group Inc., BBNT Solutions LLCInventor: Rajamani Ganesh
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Patent number: 6999777Abstract: A method (36) for providing location information of a wireless communication device (24) within a wireless communication network (20) calls for determining the coverage areas (26) of particular cell sites (22) through which the device (24) communicated during past calls. These coverage areas (26) are defined as the approximate location information for the device (24) and are provided to an authorized requesting party via a map-enabled web page (156).Type: GrantFiled: December 21, 2001Date of Patent: February 14, 2006Assignees: Verizon Corporate Services Group Inc., BBNT Solutions LLCInventor: Rajamani Ganesh
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Patent number: 6810246Abstract: A system (36) provides a network designer with a mechanism for analyzing the performance of a code division multiple access wireless network (20). The system (36) includes executable code in the form of a probable server identification module (52), a forward link initial estimation module (54), a reverse link initial estimation module (56), a forward link analysis module (58), and a reverse link analysis (60). The modular architecture of the modules (52, 54, 56, 58, and 60) are appropriately configured and interconnected in order to form a network performance analysis process (62) that accurately analyzes both the reverse link performance and the forward link performance of the network (20).Type: GrantFiled: October 23, 2000Date of Patent: October 26, 2004Assignee: Verizon Laboratories Inc.Inventors: Dimitris N. Kalofonos, Rajamani Ganesh, Donna Fagen, Vincent A. O'Byrne, Ning Yang
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Patent number: 6636739Abstract: A computing system (36) provides a network designer with a mechanism for modeling migration, or a shift, of call traffic from a first server (26) operating using a first technology type to a second server (28) operating using a second technology type. The system (36) executes a traffic map generation process (56) for generating a first traffic map (60) responsive to a radio coverage area (30) and a call traffic load (84) for the first server (26), and for generating a second traffic map (62) responsive to a radio coverage area (32) and call traffic load (90) for the second server (28). The system (36) executes a call traffic migration modeling process (58) to adapt the second traffic map (62) to include a proportion (100) of the first call traffic load (84) to be shifted from the first server (26) to the second server (28).Type: GrantFiled: August 24, 2000Date of Patent: October 21, 2003Assignee: Verizon Laboratories Inc.Inventors: Donna Fagen, Rajamani Ganesh, Dimitris N. Kalofonos, Vincent A. O'Byrne
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Patent number: 6618432Abstract: A system assigns PN offsets in a network (100) with multiple sectors (110). The system sets parameters for the network (100) and assigns PN offsets to the sectors (110) based on the set parameters. The system then identifies sectors (110) in the network (100) that have poor network performance as a result of the PN offset assignments. The system changes parameters for the identified sectors (110) and reassigns PN offsets to the sectors (110) based on the changed parameters to improve network performance.Type: GrantFiled: December 15, 1999Date of Patent: September 9, 2003Assignee: Verizon Laboratories Inc.Inventor: Rajamani Ganesh
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Patent number: 6549781Abstract: A system (200) provides a network designer with a mechanism by which to quickly estimate the performance of a code division multiple access wireless communication network. The system (200) allows the designer to enter a group of network and sector parameters. Based on these parameters, the user can choose one of three methods depending on a desire for speed, accuracy, and generality of result. The system (200) determines the pilot strength and interference for each location in the network. The system (200) determines pilot strength to interference values for each location. The system (200) estimates the performance of the communication network using these determined values and accounting for user-defined network parameters.Type: GrantFiled: April 12, 2000Date of Patent: April 15, 2003Assignee: Verizon Laboratories Inc.Inventors: Vincent A. O'Byrne, Rajamani Ganesh, Dimitris Kalofonos, Donna Fagen, Ning Yang, Aline Yurik
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Patent number: 6490313Abstract: A system optimally assigns pseudo-noise (PN) offsets in a cellular network that includes several sectors. The system sets parameters for the cellular network, determines potential interference between each of the sectors and mobile units in the cellular network based on the set parameters, and identifies constraints for each of the sectors based on the determined potential interference. The system then approximates a highest co-offset protection value for successful PN offset assignments based on the determined potential interference and the identified constraints, and selectively adjusts a sector co-offset protection value using the approximated highest co-offset protection value as a starting point to obtain optimum PN offset assignments.Type: GrantFiled: December 15, 1999Date of Patent: December 3, 2002Assignee: Verizon Laboratories Inc.Inventors: Rajamani Ganesh, Pete Allen Boyer
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Patent number: 6397068Abstract: A system identifies analog channels for reclamation in a dual mode system (100) having a digital network (110) overlaid on an analog network (120). The digital network (110) includes multiple digital cell sites. The analog network (120) includes multiple analog cell sites. The system measures an amount of interference caused by the analog cell sites and an amount of interference caused to the digital cell sites. The system then compares the interference amounts to one or more thresholds and determines for which of the analog channels the interference amounts exceed the thresholds. The system selects the determined analog channels for reclamation.Type: GrantFiled: March 17, 2000Date of Patent: May 28, 2002Assignee: Verizon Laboratories Inc.Inventor: Rajamani Ganesh
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Patent number: 6360098Abstract: In a code division multiple access (CDMA) radio communications network (20) having a plurality of cells (24) subdivided into sectors (26), a computer based method (36) and a computing system (34) determine a neighbor list (56) for a selected one of the sectors (26). The sector (26) is subdivided into a plurality of locations (64). For each location (64), a primary pilot channel (88) exhibiting a primary signal quality (92) is distinguished. Secondary pilot channels (120) are identified exhibiting secondary signal qualities (119) within a signal quality threshold window (108) of the primary signal quality (92) of the primary pilot channel. The primary and secondary pilot channels (88 and 120) are included in the neighbor list (56) for the sector (26) as candidate handoff channels (98).Type: GrantFiled: March 15, 2000Date of Patent: March 19, 2002Assignee: Verizon Laboratories Inc.Inventors: Rajamani Ganesh, Vincent O'Byrne
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Patent number: 6058136Abstract: A system optimally assigns pseudo-noise (PN) offsets in a cellular network that includes several sectors. The system sets parameters for the cellular network, determines potential interference between each of the sectors and mobile units in the cellular network based on the set parameters, and identifies constraints for each of the sectors based on the determined potential interference. The system then approximates a highest co-offset protection value for successful PN offset assignments based on the determined potential interference and the identified constraints, and selectively adjusts a sector co-offset protection value using the approximated highest co-offset protection value as a starting point to obtain optimum PN offset assignments.Type: GrantFiled: December 11, 1997Date of Patent: May 2, 2000Assignee: GTE Laboratories IncorporatedInventors: Rajamani Ganesh, Pete Allen Boyer
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System and method for determining guard zone and guard bands in a digital cellular dual mode network
Patent number: 5960329Abstract: An interference analyzing system and method analyze interference in a dual mode system having a digital network overlaid on an analog network. The digital network includes portable units operating within digital cell sites; whereas, the analog network includes mobile units operating within analog cell sites. The interference analyzing system measures the amount of interference caused by and to the portable units, and the amount of interference caused by and to the digital cell sites. The system individually compares these interference amounts to a predetermined threshold. If either of the interference amounts exceeds the predetermined threshold, the system selects one of the analog cell sites for spectrum clearing and determines the amount of spectrum to be cleared from the selected analog cell site.Type: GrantFiled: September 26, 1997Date of Patent: September 28, 1999Assignee: GTE Laboratories IncorporatedInventors: Rajamani Ganesh, Vincent A. O'Byrne