Title:
出力装置、位置情報管理システム、位置情報の管理方法、及びプログラム
Document Type and Number:
Japanese Patent JP6907456
Kind Code:
B2
Abstract:
A transmitter (101) is provided that is capable of communicating with a management apparatus (102) via a network (106) and is configured to output a plurality of sound waves in a plurality of different directions. The transmitter (101) includes a first sound wave output unit (403a, 503a) configured to output a first sound wave including first unique information in a first output direction of the plurality of different directions, a second sound wave output unit (403b, 503b) configured to output a second sound wave including second unique information that differs from the first unique information in a second output direction that differs from the first output direction, and a sound wave control unit (1105) configured to individually control the first sound wave output by the first sound wave output unit (403a, 503a) and the second sound wave output by the second sound wave output unit (403b, 503b) based on a request from the management apparatus (102).
Inventors:
Michiaki Shinozuka
Tsutomu Kawase
Kyoya Ochiai
Takashi Saito
Tsutomu Kawase
Kyoya Ochiai
Takashi Saito
Application Number:
JP2015158527A
Publication Date:
July 21, 2021
Filing Date:
August 10, 2015
Export Citation:
Assignee:
株式会社リコー
International Classes:
G01S1/78; G01S5/18; H04W4/80
Domestic Patent References:
| JP2013522642A | ||||
| JP2010041254A | ||||
| JP11258334A | ||||
| JP2013106278A | ||||
| JP2012251959A |
Foreign References:
| WO2015097316A1 |
Attorney, Agent or Firm:
Tadashige Ito
Tadahiko Ito
Tadahiko Ito