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Patent Searching and Data


Title:
HDMI INTERFACE UNIT AND MULTIMEDIA TERMINAL
Document Type and Number:
WIPO Patent Application WO/2014/161444
Kind Code:
A1
Abstract:
Provided in the embodiments of the present invention are a high-definition multimedia interface (HDMI) interface unit and a multimedia terminal. The HDMI interface unit comprises: a SOURCE interface module, used for communicating with SINK equipment; a SINK interface module, used for communicating with SOURCE equipment; an interface circuitry module, used for connecting to the HDMI interface of an external device; a processing module, used for identifying the device type of an externally-connected device and for controlling a circuit switching module; a circuit switching module, used for establishing a connection between the HDMI interface of an externally-connected device connected to the interface circuitry module and the SOURCE interface module or SINK interface module. The HDMI interface unit and multimedia terminal provided in the embodiments of the present invention ensure that devices of different types connected to the multimedia terminal and matched to the interface are able to establish connection between the multimedia terminal and SOURCE or SINK equipment.

Inventors:
XU YINGQI (CN)
HE ZHIQIN (CN)
FAN CUNZHI (CN)
Application Number:
PCT/CN2014/074295
Publication Date:
October 09, 2014
Filing Date:
March 28, 2014
Export Citation:
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Assignee:
HUAWEI DEVICE CO LTD (CN)
International Classes:
H04N5/765
Foreign References:
CN102422638A2012-04-18
CN102572352A2012-07-11
US20090015723A12009-01-15
Other References:
See also references of EP 2945369A4
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