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Patent Searching and Data


Title:
COMMUNICATION APPARATUS AND COMMUNICATION SYSTEM
Document Type and Number:
WIPO Patent Application WO/2013/132980
Kind Code:
A1
Abstract:
A communication apparatus (10) is provided with a power supply circuit (11), a control circuit (12), and a communication circuit (13). The communication circuit (13) is connected to a pair of internal communication lines, and the communication circuit communicates with the outside via the internal communication lines. A pair of internal signal lines (18a, 18b) have disposed thereon a first common-mode choke coil (14), a terminal circuit (15), an ESD protection circuit (16), and a second common-mode choke coil (17) in this order from the communication circuit (13) side to the outside. The first common-mode choke coil (14) is configured using a pair of induction elements (14a, 14b). The second common-mode choke coil (17) is configured using a pair of induction elements (17a, 17b).

Inventors:
OKADA RYOU (JP)
HAGIHARA TAKESHI (JP)
IZUMI TATSUYA (JP)
NII KAZUHIKO (JP)
TAKATA YOUSUKE (JP)
Application Number:
PCT/JP2013/053399
Publication Date:
September 12, 2013
Filing Date:
February 13, 2013
Export Citation:
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Assignee:
SUMITOMO ELECTRIC INDUSTRIES (JP)
SUMITOMO WIRING SYSTEMS (JP)
AUTONETWORKS TECHNOLOGIES LTD (JP)
International Classes:
H04L25/02; H04B3/30
Foreign References:
JP2008219098A2008-09-18
JPH08115820A1996-05-07
JP2010027951A2010-02-04
JPH1168497A1999-03-09
JP2008130612A2008-06-05
Attorney, Agent or Firm:
SunCrest Patent and Trademark Attorneys (JP)
Patent business corporation Sun Crest international patent firm (JP)
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Claims: