United States
US 12,697,641 B2
Semiconductor device and ultrasonic sensor
US 12,697,641 B2 is a granted patent from the United States Patent and Trademark Office (USPTO), dated 2026-08-04. Applicant: ROHM CO., LTD. Its PDF downloads from this page without an account, up to 5 a day.
- Applicant
- ROHM CO., LTD.
- Inventors
- Hideki MATSUBARA; Yoshiaki KONO; Ken HASHIMOTO
- Publication date
- 2026-08-04
- Filing date
- 2023-09-18
- Document type
- B2 Granted patent
- Also written as
- US 12,697,641 B2 · US12697641 · 12697641
Abstract
A semiconductor device includes a driving circuit arranged to be capable of supplying a drive signal in an ultrasonic band to a piezoelectric element, a damping circuit having a resistance load and an inductive load, and a control circuit arranged to be capable of controlling the driving circuit and performing a reverberation reduction operation after stopping the supply of the drive signal to the piezoelectric element.…
The opening of the abstract. The full text is in the PDF.
No account needed: 5 free downloads a day (5 left today). Batch downloads and Office Action citations need a free account.
Patent office website: United States Patent and Trademark Office (USPTO)
Look up another patent
Need many patents at once?
Paste a whole list of numbers. DownloadPatent finds the right version of each and packs the PDFs into one ZIP.
Sign up free