Invention Grant
- Patent Title: Time advance for dual connectivity
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Application No.: US15155671Application Date: 2016-05-16
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Publication No.: US10531451B2Publication Date: 2020-01-07
- Inventor: Muhammad Kazmi , Imadur Rahman
- Applicant: Telefonaktiebolaget LM Ericsson (publ)
- Applicant Address: SE Stockholm
- Assignee: Telefonaktiebolaget LM Ericsson (publ)
- Current Assignee: Telefonaktiebolaget LM Ericsson (publ)
- Current Assignee Address: SE Stockholm
- Agency: Baker Botts LLP
- Main IPC: H04W72/04
- IPC: H04W72/04 ; H04W74/08 ; H04W56/00

Abstract:
According to some embodiments, a method in a wireless device operating in dual connectivity comprises determining a synchronization type associated with a dual connectivity operation; determining a maximum timing advance value based on the determined synchronization type; receiving a timing advance value from a network node; determining an adapted timing advance value using the received timing advance value and the determined maximum timing advance value; and transmitting an uplink radio signal using the adapted timing advance value. According to some embodiments, a method in a network node serving a wireless device operating in dual connectivity comprises determining a synchronization type associated with a dual connectivity operation; determining a maximum timing advance value based on the determined synchronization type; determining a timing advance value based on the maximum timing advance value; and transmitting the timing advance value to the wireless device for the wireless device to use for transmitting uplink signals.
Public/Granted literature
- US20160345316A1 TIME ADVANCE FOR DUAL CONNECTIVITY Public/Granted day:2016-11-24
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