	US 11,983,508 B2
	Processing-in-memory (PIM) system and operating methods of the PIM system
Choung Ki Song, Yongin-si (KR)
Assigned to SK hynix Inc., Icheon-si (KR)
Filed by SK hynix Inc., Icheon-si (KR)
Filed on Mar. 14, 2022, as Appl. No. 17/694,220.
Application 17/694,220 is a continuation in part of application No. 17/027,276, filed on Sep. 21, 2020, granted, now 11,513,733.
Claims priority of provisional application 62/958,226, filed on Jan. 7, 2020.
Claims priority of application No. 10-2020-0006903 (KR), filed on Jan. 17, 2020.
Prior Publication US 2022/0197596 A1, Jun. 23, 2022
Int. Cl. G06F 7/544 (2006.01)

CPC G06F 7/5443 (2013.01)

20 Claims

1. A processing-in-memory (PIM) device comprising:

a plurality of memory banks including a plurality of even memory banks and a plurality of odd memory banks; and

a plurality of multiplication and accumulation (MAC) operators including a first MAC operator configured to be shared by a first even memory bank among the plurality of even memory banks and a first odd memory bank among the plurality of odd memory banks,

wherein the first MAC operator is configured to alternately perform an even MAC operation and an odd MAC operation, and

wherein the first MAC operator is configured to:

perform the even MAC operations using even weight data provided from the first even memory bank, and

perform the odd MAC operations using odd weight data provided from the first odd memory bank.