Title:
DUAL CONNECTIVITY HANDOVER
Document Type and Number:
WIPO Patent Application WO/2020/037503
Kind Code:
A1
Abstract:
Embodiments of the present disclosure relate to methods, devices and computer readable mediums for a dual connectivity handover. The method comprises in response to receiving a request for a dual connectivity handover procedure of a terminal device, determining a first type of a target network device for a first handover of the dual connectivity handover procedure, the first type indicating whether a network device is a master network device or a secondary network device; transmitting, to a source master network device, a first message indicating the first type of the target network device for the terminal device to be connected with in the first handover, so that the terminal device is disconnected with the first type of a source network device; and in response to the terminal device being connected with the first type of the target network device, transmitting, to the source master network device, a second message indicating that the first handover is completed, to enable a second handover of the dual connectivity handover procedure to be performed, the terminal device being connected with a second type of a target network device and disconnected with the second type of a source network device in the second handover, the second type being different from the first type and indicating whether a network device is a master network device or a secondary network device.
Inventors:
HE JING (CN)
HENTTONEN TERO (FI)
ALI AMAANAT (FI)
STANCZAK JEDRZEJ (PL)
HENTTONEN TERO (FI)
ALI AMAANAT (FI)
STANCZAK JEDRZEJ (PL)
Application Number:
PCT/CN2018/101584
Publication Date:
February 27, 2020
Filing Date:
August 21, 2018
Export Citation:
Assignee:
NOKIA SHANGHAI BELL CO LTD (CN)
NOKIA SOLUTIONS & NETWORKS OY (FI)
NOKIA TECHNOLOGIES OY (FI)
NOKIA SOLUTIONS & NETWORKS OY (FI)
NOKIA TECHNOLOGIES OY (FI)
International Classes:
H04W36/00
Domestic Patent References:
| WO2016087104A1 | 2016-06-09 | |||
| WO2015118405A2 | 2015-08-13 |
Foreign References:
| EP3282754A1 | 2018-02-14 | |||
| US20150215824A1 | 2015-07-30 | |||
| EP2978261A1 | 2016-01-27 |
Other References:
See also references of EP 3841786A4
Attorney, Agent or Firm:
KING & WOOD MALLESONS (CN)
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