Apparatus and method for controlling PTT service by multiplexing call originator and floor arbitrator
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Nov 17, 2020
Grant Date -
Feb 16, 2017
app pub date -
Aug 11, 2016
filing date -
Aug 12, 2015
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A method of Mission Critical Push to Talk (MCPTT) service performed by a mobile terminal includes: generating, at the mobile terminal, a group call announcement for off-network Mission Critical Push to Talk (MCPTT) service, the group call announcement for off-network MCPTT service including information of a period of the group call announcement for off-network MCPTT service; controlling a transceiver to periodically transmit, to one or more mobile terminals, the group call announcement for off-network MCPTT service based on the period; in response to the transmitted group call announcement for off-network MCPTT service, receiving a response from the one or more mobile terminals; and establishing, based on the response from the one or more mobile terminals, a group call with the one or more mobile terminals by setting a direct wireless communication with the one or more mobile terminals.
First Claim
all claims..Other Claims data not available
Family
Country | kind | publication No. | Filing Date | Type | Sub-Type |
---|---|---|---|---|---|
KR | B1 | KR101763471 | Aug 12, 2015 | Patent | Grant |
Type : Patent Sub-Type : Grant | |||||
PATENT SPECIFICATION | 콜 발생자 및 발언권 중재자 다중화에 의한 PTT 제어 방법 | Aug 02, 2017 |
- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
---|---|---|
KOREA RAILROAD RESEARCH INSTITUTE | UIWANG-SI GYEONGGI-DO 16105 |
International Classification(s)

- 2016 Application Filing Year
- H04W Class
- 22431 Applications Filed
- 17407 Patents Issued To-Date
- 77.61 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Choi, Sang Won | Yongin-si, KR | 23 | 36 |
# of filed Patents : 23 Total Citations : 36 | |||
Kim, Ju Yeop | Seoul, KR | 3 | 11 |
# of filed Patents : 3 Total Citations : 11 | |||
Kim, Yong Kyu | Cheonan-si, KR | 20 | 56 |
# of filed Patents : 20 Total Citations : 56 | |||
Song, Yong Soo | Uiwang-si, KR | 3 | 21 |
# of filed Patents : 3 Total Citations : 21 |
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Patent Citation Ranking
- 1 Citation Count
- H04W Class
- 0 % this patent is cited more than
- 5 Age
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