Call handoff initiation in hybrid networks

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9877250
SERIAL NO

15295174

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Abstract

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A continual learning process is applied to a class of risk estimate-based algorithms and associated risk thresholds used for deciding when to initiate a handoff between different types of network connections that are available to a mobile device having telephony functionality. The process is implemented as a virtuous loop providing ongoing tuning and adjustment to improve call handoff algorithms and risk thresholds so that handoffs can be performed with the goals of minimizing dropped calls and unacceptable degradation in call quality as well as avoiding premature handoffs. Device characteristics, environmental context, connection measurements, and outcomes of call handoff decisions are crowd-sourced from a population of mobile devices into a cloud-based handoff decision enabling service. The service evaluates potentially usable handoff decision algorithms and risk thresholds against archived crowd-sourced data to determine how they would have performed in real world situations and delivers improved algorithms and risk thresholds to the mobile devices.

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Patent Owner(s)

Patent OwnerAddress
MICROSOFT TECHNOLOGY LICENSING LLCONE MICROSOFT WAY REDMOND WA 98052

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Astavans, Ruchir Redmond, US 24 172
Chandra, Ranveer Bellevue, US 241 5566
Desai, Anish Bellevue, US 13 168
Jafry, Mansoor Kirkland, US 12 102
Khan, Humayun Issaquah, US 11 158
Kuehnel, Thomas Seattle, US 29 1467
Miller, John Mark Kirkland, US 27 1479
Salapaka, Rao Sammamish, US 6 218
Sidhu, Gursharan S Seattle, US 26 1677
Soni, Vishal Redmond, US 25 280

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  • 1 Citation Count
  • H04M Class
  • 21.43 % this patent is cited more than
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Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges741214831710771311810454201 - 1011 - 2021 - 3031 - 4041 - 5051 - 6061 - 7071 - 8081 - 9091 - 100100 +010020030040050060070080090010001100120013001400150016001700180019002000210022002300

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