Title:
情報送信装置及び情報送信方法
Document Type and Number:
Japanese Patent JP6416671
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide an information transmission device and information transmission method capable of avoiding mixing of retransmission information and updated information.SOLUTION: When newly acquiring a telegram message including a same Tsunami ID as a Tsunami ID included in an already-transmitted telegram message, a CBC (Cell Broadcast Center) 10 compares a rank contained in delivery information as a retransmission object with a rank contained in the newly-acquired telegram message, transmits only one delivery information, and prevents transmission of both information of the delivery information as the retransmission object, and delivery information based on the newly-acquired telegram message. Accordingly, this configuration can avoid mixing of the delivery information as the retransmission object and the delivery information based on the newly-acquired telegram message.SELECTED DRAWING: Figure 1
Inventors:
Suzuki Takashi
Zheng Haiyan
Kana Umezawa
Masanori Komasaki
Kunio Ando
Zheng Haiyan
Kana Umezawa
Masanori Komasaki
Kunio Ando
Application Number:
JP2015057975A
Publication Date:
October 31, 2018
Filing Date:
March 20, 2015
Export Citation:
Assignee:
Ntt docomo, Inc.
International Classes:
G08B27/00; G01V1/00; G08B25/08; H04M11/04
Domestic Patent References:
| JP2012244306A | ||||
| JP2008009708A | ||||
| JP2004145781A | ||||
| JP2009222553A |
Foreign References:
| WO2013161274A1 |
Attorney, Agent or Firm:
Yoshiki Hasegawa
Yoshiki Kuroki
Takashi Okiyama
Kenji Fukaishi
Yoshiki Kuroki
Takashi Okiyama
Kenji Fukaishi