US 11,894,867 B2
Transmission device and electronic device
Masaru Sato, Isehara (JP)
Assigned to FUJITSU LIMITED, Kawasaki (JP)
Filed by FUJITSU LIMITED, Kawasaki (JP)
Filed on Feb. 23, 2022, as Appl. No. 17/678,611.
Claims priority of application No. 2021-085210 (JP), filed on May 20, 2021; and application No. 2021-191908 (JP), filed on Nov. 26, 2021.
Prior Publication US 2022/0376717 A1, Nov. 24, 2022
Int. Cl. H04B 1/04 (2006.01); H04B 1/00 (2006.01)
CPC H04B 1/0458 (2013.01) [H04B 1/0057 (2013.01); H04B 1/0483 (2013.01)] 18 Claims
OG exemplary drawing
 
1. A transmission device comprising:
a signal source configured to output a local signal with a first frequency;
a first amplifier configured to amplify the local signal output from the signal source;
a first mixer configured to mix a first input signal with an intermediate frequency and the local signal amplified by the first amplifier and to output a first output signal; and
a second mixer configured to mix the first output signal output from the first mixer and the local signal amplified by the first amplifier and to output a second output signal.