US 11,838,439 B2
Call processing apparatus, origination number converting method, and origination number converting program
Shunsuke Kanegae, Musashino (JP)
Assigned to Nippon Telegraph and Telephone Corporation, Tokyo (JP)
Appl. No. 17/801,451
Filed by Nippon Telegraph and Telephone Corporation, Tokyo (JP)
PCT Filed Feb. 25, 2020, PCT No. PCT/JP2020/007379
§ 371(c)(1), (2) Date Aug. 22, 2022,
PCT Pub. No. WO2021/171343, PCT Pub. Date Sep. 2, 2021.
Prior Publication US 2023/0096481 A1, Mar. 30, 2023
Int. Cl. H04M 11/04 (2006.01); H04M 3/42 (2006.01)
CPC H04M 11/04 (2013.01) [H04M 3/42 (2013.01)] 8 Claims
OG exemplary drawing
 
1. A call processing device, comprising:
a processor; and
a memory device storing instructions that, when executed by the processor, configure the processor to:
receive an emergency call from a land line telephone terminal through a terminal accommodation device using a wireless access line, wherein a mobile number of the terminal accommodation device is set as a caller number of the emergency call;
convert the caller number of the emergency call into a land line telephone number of the land line telephone terminal;
connect the emergency call with the land line telephone number to an emergency service;
acquire a physical address associated with the land line telephone number; and
notify the emergency service of the land line telephone number and the physical address.