The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 14, 2020
Filed:
May. 21, 2018
Applicant:
Fujitsu Limited, Kawasaki-shi, Kanagawa, JP;
Inventor:
Yukito Tsunoda, Sagamihara, JP;
Assignee:
FUJITSU LIMITED, Kawasaki, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04B 10/58 (2013.01); H04B 10/50 (2013.01); H04L 25/02 (2006.01); H04B 10/54 (2013.01);
U.S. Cl.
CPC ...
H04B 10/504 (2013.01); H04B 10/541 (2013.01); H04B 10/58 (2013.01); H04L 25/0272 (2013.01); H04L 25/0286 (2013.01);
Abstract
There is provided a driver circuit configured to drive a light emitting device, the driver circuit including an asymmetric circuit configured to receive an input signal and include a first capacitor coupled to the input signal and a signal having a fixed electric potential so as to generate a first signal, a delay circuit configured to receive the input signal and delay the input signal so as to generate a second signal, and an adder circuit configured to add the first signal and the second signal so as to generate a drive signal for driving the light emitting device.