Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
COMMUNICATION APPARATUS, LENS BARREL, AND IMAGE PICKUP APPARATUS
Document Type and Number:
WIPO Patent Application WO/2013/125557
Kind Code:
A1
Abstract:
A communication apparatus comprises: a data line which is connected to another communication apparatus, i.e., the other end of communication and via which a pulse signal is transmitted in two-way communication; a measurement unit that measures a time required for the pulse signal, which is to be transmitted via the data line, to rise or fall; and a control unit that controls the pulse signal or the detection of the pulse signal in accordance with the time measured by the measurement unit.

Inventors:
TAGUCHI FUMIYA (JP)
Application Number:
JP2013/054117
Publication Date:
August 29, 2013
Filing Date:
February 20, 2013
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
NIKON CORP (JP)
International Classes:
H03K5/22; H03K3/64
Foreign References:
JP2009094872A2009-04-30
JPH01261048A1989-10-18
JP2007313649A2007-12-06
JPH11250006A1999-09-17
JP2004260418A2004-09-16
JP2010148206A2010-07-01
Attorney, Agent or Firm:
SHIGA Masatake et al. (JP)
Masatake Shiga (JP)
Download PDF:
Claims: