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Title:
BATTERY COVER USED FOR CONFERENCE CALL, CONFERENCE CALL SYSTEM AND METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2018/064877
Kind Code:
A1
Abstract:
A battery cover used for a conference call, a conference call system and a method therefor, the conference call system comprising a mobile terminal (10) and a battery cover (20); the battery cover is mounted on the back of the mobile terminal; a plurality of exposed contact pins used for carrying out data signal transmission with the battery cover are disposed on a motherboard of the mobile terminal, and the contact pins are connected to connection pins of the battery cover; when the motherboard detects connection with the battery cover, an audio power amplifier function of the battery cover is activated or deactivated according to an input operation; when the audio power amplifier function is activated, an audio signal is output to the battery cover for playback after audio power amplification. A back cover of an existing mobile terminal is replaced using the battery cover, and an audio signal of the mobile terminal is played back by means of the battery cover, thereby improving sound performance and solving the problem of low sound volume in an existing conference call system; the use of a mobile terminal to directly carry out a conference call solves the problem wherein an existing conference call system is inconvenient to use due to limitations of a network port.

Inventors:
WU, Zhihua (16/F, Block B TCL Tower, Gaoxin Nanyi Road, Nanshan Distric, Shenzhen Guangdong 7, 518057, CN)
JIN, Xiulu (16/F, Block B TCL Tower, Gaoxin Nanyi Road, Nanshan Distric, Shenzhen Guangdong 7, 518057, CN)
LI, Linfang (16/F, Block B TCL Tower, Gaoxin Nanyi Road, Nanshan Distric, Shenzhen Guangdong 7, 518057, CN)
WU, Wenfei (16/F, Block B TCL Tower, Gaoxin Nanyi Road, Nanshan Distric, Shenzhen Guangdong 7, 518057, CN)
FENG, Siqin (16/F, Block B TCL Tower, Gaoxin Nanyi Road, Nanshan Distric, Shenzhen Guangdong 7, 518057, CN)
Application Number:
CN2017/076991
Publication Date:
April 12, 2018
Filing Date:
March 16, 2017
Export Citation:
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Assignee:
JRD COMMUNICATION INC. (16/F, Block B TCL Tower, Gaoxin Nanyi Road, Nanshan Distric, Shenzhen Guangdong 7, 518057, CN)
International Classes:
H04M1/03; H01M2/04; H04M3/56
Foreign References:
CN106487965A2017-03-08
CN202841239U2013-03-27
CN101102145A2008-01-09
CN202488508U2012-10-10
CN104339529A2015-02-11
CN201904377U2011-07-20
Attorney, Agent or Firm:
MING & YUE INTELLECTUAL PROPERTY LAW FIRM (Suite 611, 6/F Block 206,Nanyou Second Industrial Zone,, No.21 Dengliang Road,Nansha, Shenzhen Guangdong 4, 518054, CN)
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