US 12,273,677 B2
Wireless listening device
Yingwei Wang, Nanjing (CN); and Chunhong Yu, Nanjing (CN)
Assigned to Listening Wisdom (Nanjing) Technology Co., Ltd., Nanjing (CN)
Filed by Listening Wisdom (Nanjing) Technology Co., Ltd., Jiangsu (CN)
Filed on Feb. 28, 2023, as Appl. No. 18/175,744.
Claims priority of application No. 202220420246.4 (CN), filed on Feb. 28, 2022; and application No. 202220420876.1 (CN), filed on Feb. 28, 2022.
Prior Publication US 2023/0276164 A1, Aug. 31, 2023
Int. Cl. H04R 1/10 (2006.01); H04R 1/40 (2006.01); H04R 3/00 (2006.01)
CPC H04R 1/1075 (2013.01) [H04R 1/1016 (2013.01); H04R 1/1025 (2013.01); H04R 1/1041 (2013.01); H04R 1/406 (2013.01); H04R 3/005 (2013.01); H04R 1/1083 (2013.01); H04R 2201/107 (2013.01); H04R 2410/01 (2013.01); H04R 2460/11 (2013.01)] 15 Claims
OG exemplary drawing
 
1. A wireless listening device, comprising:
a housing, which is placeable at an external auditory canal and an auricular concha cavity of a wearer, and
a top cover, which closes the housing at an end of the wireless listening device and is configured with a central bumped portion that comprises:
a panel portion, which extends substantially in a planar shape, and
a raised portion, which is connected around an outer periphery of the panel portion and at least partially extends toward the housing in a direction perpendicular to a plane where the panel portion is located,
wherein the panel portion and the raised portion form an accommodating groove opened toward an interior of the wireless listening device, and a charging device, a manipulation device and an antenna of the wireless listening device are at least partially accommodated in the accommodating groove,
wherein in the plane where the panel portion is located, a diameter D of a minimum circumscribed circle of orthographic projections of the charging device, the manipulation device, and the antenna as a whole is in a range of 8 mm to 16 mm.