US 11,943,534 B2
Imaging device
Hiroki Kasugai, Osaka (JP)
Assigned to Panasonic Intellectual Property Management Co., Ltd., Osaka (JP)
Appl. No. 17/263,603
Filed by Panasonic Intellectual Property Management Co., Ltd., Osaka (JP)
PCT Filed Nov. 29, 2019, PCT No. PCT/JP2019/046836
§ 371(c)(1), (2) Date Jan. 27, 2021,
PCT Pub. No. WO2020/129576, PCT Pub. Date Jun. 25, 2020.
Claims priority of application No. 2018-237627 (JP), filed on Dec. 19, 2018.
Prior Publication US 2021/0297581 A1, Sep. 23, 2021
Int. Cl. H04N 23/67 (2023.01); G08B 3/10 (2006.01); G10H 1/00 (2006.01); G10K 15/04 (2006.01)
CPC H04N 23/67 (2023.01) [G08B 3/10 (2013.01); G10H 1/0008 (2013.01); G10K 15/04 (2013.01); G10H 2210/586 (2013.01)] 7 Claims
OG exemplary drawing
 
1. An imaging device comprising:
an image sensor configured to capture an object image entering via an optical system;
a controller configured to control focusing operation to focus the object image by the optical system; and
an annunciator configured to output focusing sound indicating that the imaging device is in focus, according to the focusing operation,
wherein the focusing sound has a chord frequency characteristic of the focusing sound includes a first sound component based on first frequency, and a second sound component based on second frequency that is higher than the first frequency and lower than twice frequency of the first frequency.