US 11,671,055 B2
Oscillator
Norihito Matsukawa, Shimosuwa-machi (JP)
Assigned to SEIKO EPSON CORPORATION, Tokyo (JP)
Filed by SEIKO EPSON CORPORATION, Tokyo (JP)
Filed on Nov. 24, 2021, as Appl. No. 17/534,965.
Claims priority of application No. JP2020-195832 (JP), filed on Nov. 26, 2020.
Prior Publication US 2022/0166383 A1, May 26, 2022
Int. Cl. H03B 5/04 (2006.01); H03B 5/32 (2006.01); H03L 1/04 (2006.01); H03H 9/08 (2006.01); H03L 1/02 (2006.01)
CPC H03B 5/323 (2013.01) [H03B 5/04 (2013.01); H03B 5/32 (2013.01); H03H 9/08 (2013.01); H03L 1/028 (2013.01); H03L 1/04 (2013.01); H03B 2200/0018 (2013.01)] 15 Claims
OG exemplary drawing
 
1. An oscillator comprising:
an outer package having a housing space;
an inner package housed in the housing space, the inner package fixed to the outer package via a heat-insulating member;
a resonator element housed in the inner package;
a heater element housed in the housing space, and fixed to the inner package;
an oscillation circuit housed in the inner package and configured to oscillate the resonator element;
a conducting member configured to electrically couple the inner package and the heater element to each other; and
at least one first bonding wire configured to couple the heater element and the outer package to each other, and configured to electrically couple the conducting member and the outer package to each other.