US 11,808,899 B2
Ultrasound receiver circuitry and related apparatus and methods
Kailiang Chen, Branford, CT (US); Keith G. Fife, Palo Alto, CA (US); Tyler S. Ralston, Clinton, CT (US); Nevada J. Sanchez, Guilford, CT (US); and Andrew J. Casper, Clinton, CT (US)
Assigned to BFLY OPERATIONS, INC, Burlington, MA (US)
Filed by BFLY Operations, Inc., Guilford, CT (US)
Filed on Dec. 10, 2021, as Appl. No. 17/548,370.
Application 17/548,370 is a continuation of application No. 16/178,871, filed on Nov. 2, 2018, granted, now 11,275,161.
Application 16/178,871 is a continuation of application No. 14/957,051, filed on Dec. 2, 2015, granted, now 10,175,347.
Prior Publication US 2022/0171041 A1, Jun. 2, 2022
Int. Cl. G01S 7/52 (2006.01); G01S 7/527 (2006.01); B06B 1/02 (2006.01); G01S 15/89 (2006.01)
CPC G01S 7/5273 (2013.01) [G01S 7/5208 (2013.01); G01S 7/52026 (2013.01); B06B 1/0292 (2013.01); G01S 15/8959 (2013.01); G01S 15/8979 (2013.01)] 18 Claims
OG exemplary drawing
 
1. An ultrasound device, comprising:
a plurality of ultrasonic transducers;
an analog encoding circuit coupled to outputs of the plurality of ultrasonic transducers and configured to apply a Hadamard code to a plurality of output signals from the plurality of ultrasonic transducers;
an analog-to-digital converter (ADC) coupled to an output of the analog encoding circuit; and
a digital decoding circuit coupled to an output of the ADC.