Title:
CONTROL CIRCUIT, COMMUNICATION DEVICE, AND COMMUNICATION SYSTEM
Document Type and Number:
WIPO Patent Application WO/2019/146397
Kind Code:
A1
Abstract:
This technology relates to a control circuit, a communication device, and a communication system which enable cost reduction. A switch turns on or off a connection between a pullup bus that is a bus pulled up among a plurality of buses which are connected to a communication device and among which at least one bus is pulled up, and a power storage unit that stores power supplied from the pullup bus and supplies the stored power as a power source to the communication device. A control unit controls on or off of the switch. This technology is applicable, for example, to a communication system that performs I2C communication.
Inventors:
SEKIYA AKITO (JP)
Application Number:
PCT/JP2019/000279
Publication Date:
August 01, 2019
Filing Date:
January 09, 2019
Export Citation:
Assignee:
SONY SEMICONDUCTOR SOLUTIONS CORP (JP)
International Classes:
H04L25/02; G06F13/38; G06F13/40; H03K19/00
Foreign References:
| JP2003110587A | 2003-04-11 | |||
| JP2006527549A | 2006-11-30 | |||
| JPS5724131A | 1982-02-08 | |||
| JPH0223728A | 1990-01-25 |
Attorney, Agent or Firm:
NISHIKAWA Takashi et al. (JP)
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