Title:
OBJECT INFORMATION ACQUIRING APPARATUS
Document Type and Number:
WIPO Patent Application WO/2012/108143
Kind Code:
A1
Abstract:
There is used an object information acquiring apparatus including a probe (1) for electrically scanning an object in first direction and mechanically scanning in second direction intersecting with the first direction, a first delay-and-sum unit (6) for operating a delay-and-sum on a received signal, a memory (7) for storing a first delay-and-sum signal for each plane in the second direction, a selecting unit (8) for selecting signals corresponding to M sectional planes from among the stored signals, a second delay-and-sum unit (9) for operating a delay-and-sum on the selected signals in the second direction, and a unit for acquiring image (12, 13, 14) in the object from the second delay-and-sum signal, the second delay-and-sum unit switching, according to the mechanical scanning, a first case in which M signals are fixed and a delay pattern is varied and a second case in which a set of the M signals is varied and the delay pattern is fixed.
Inventors:
OIKAWA, Katsuya (())
YODA, Haruo (())
YODA, Haruo (())
Application Number:
JP2012/000627
Publication Date:
August 16, 2012
Filing Date:
January 31, 2012
Export Citation:
Assignee:
CANON KABUSHIKI KAISHA (30-2, Shimomaruko 3-chome Ohta-k, Tokyo 01, 14685, JP)
OIKAWA, Katsuya (())
YODA, Haruo (())
OIKAWA, Katsuya (())
YODA, Haruo (())
International Classes:
G01S15/89; G10K11/34; G10K11/35
Attorney, Agent or Firm:
SERA, Kazunobu et al. (Acropolis 21 Building 6th floor, 4-10 Higashi Nihonbashi 3-chome, Chuo-k, Tokyo 04, 10300, JP)
Claims: