Test operation of multi-port memory device

CH Do, JI Chung - US Patent 7,773,439, 2010 - Google Patents
A multi-port memory device includes a plurality ports, a plurality of banks, a plurality of global
data buses, first and second I/O controllers, and a test input/output (I/O) controller. The ports …

Write driver circuit, semiconductor apparatus using the same, and memory system

SK Lym, HS EM - US Patent App. 13/720,739, 2014 - Google Patents
A write driver circuit includes a write control unit and a write driver. The write control unit is
configured to generate a write control current according to data to be stored. The write driver …

Victim port-based design for test area overhead reduction in multiport latch-based memories

S Chakravarty - US Patent 8,711,645, 2014 - Google Patents
A multiport latch-based memory device includes a latch array, a plurality of first multiplexers,
and a second multiplexer. The latch array is responsive to output data from an input data …

Methods and systems for averaging impedance calibration

DD Gans - US Patent 10,256,817, 2019 - Google Patents
(57) ABSTRACT A semiconductor device also includes programmable termi nation
components and a calibration circuit. The calibration circuit generates impedance calibration …

Multi-port memory device with serial input/output interface and control method thereof

CH Do - US Patent 7,583,557, 2009 - Google Patents
US7583557B2 - Multi-port memory device with serial input/output interface and control
method thereof - Google Patents US7583557B2 - Multi-port memory device with serial input/output …

Isolation logic between non-volatile memory and test and wrapper controllers

DR Burggraf III, H Pendurty - US Patent 8,539,290, 2013 - Google Patents
An integrated circuit is described that has a substrate with a memory array with dedicated
Support hardware formed on the Substrate. An access wrapper circuit is coupled to address …

Pulsed decision feedback equalization circuit

S Latif, R Mohanavelu, SV Iyer - US Patent 10,069,658, 2018 - Google Patents
Embodiments include a pulsed decision feedback equalization (DFE) circuit. The DFE circuit
may include a current integrating summer (CIS) circuit that passes one or more data signals …

Semiconductor system with a training operation

GM Hong - US Patent 11,049,583, 2021 - Google Patents
A semiconductor system includes a slave and a master, wherein the slave includes a
plurality of unit memory regions, and is configured to transmit determination result data …

Semiconductor apparatus and semiconductor system with training function

GM Hong, KH Kim - US Patent 11,195,563, 2021 - Google Patents
(57) ABSTRACT A semiconductor system includes a slave including a plu rality of unit
memory regions. The semiconductor system further includes a master configured to perform …

Semiconductor device, semiconductor system including the semiconductor device, and method for driving the semiconductor system

H Lee - US Patent 9,166,572, 2015 - Google Patents
Various exemplary embodiments are directed to a semi conductor device in which crosstalk
is minimized when inputting/outputting data, a semiconductor System including the …