Title:
Ultrasonic imaging apparatus
Document Type and Number:
Japanese Patent JP6043867
Kind Code:
B2
Abstract:
A delay circuit and an ultrasonic imaging apparatus with the higher-accuracy delay time, the longer maximum delay time, and the lower power consumption are provided. An input line to which an analog input signal is input, a plurality of analog signal memory devices, an output line, a plurality of sampling switches that control connection/disconnection between the input line and the plurality of analog signal memory devices, a plurality of output switches that control connection/disconnection between the plurality of analog signal memory devices and the output line, and a clock generation part that generates sampling switch control signals for controlling the sampling switches and output switch control signals for controlling the output switches are provided, and phase of the sampling switch control signals may be shifted with respect to phase of the output switch control signals.
Inventors:
Nakagawa Jusei
Application Number:
JP2015507825A
Publication Date:
December 14, 2016
Filing Date:
March 28, 2013
Export Citation:
Assignee:
株式会社日立製作所
International Classes:
A61B8/14; G11C27/00
Domestic Patent References:
| JP2004275635A | 2004-10-07 | |||
| JPS56129419A | 1981-10-09 | |||
| JP2004279155A | 2004-10-07 | |||
| JPH0534412A | 1993-02-09 | |||
| JPH10173498A | 1998-06-26 | |||
| JPH04232888A | 1992-08-21 | |||
| JP2004275635A | 2004-10-07 |
Foreign References:
| WO2008032701A1 | 2008-03-20 | |||
| WO2008032701A1 | 2008-03-20 |
Attorney, Agent or Firm:
Polaire Patent Business Corporation