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low-power O |
three-dimensional O |
-LRB- O |
3-D O |
-RRB- O |
rendering O |
engine O |
is O |
implemented O |
as O |
part O |
of O |
a O |
mobile O |
personal O |
digital O |
assistant O |
-LRB- O |
PDA O |
-RRB- O |
chip O |
. O |
Six-megabit O |
embedded B-KEY |
DRAM I-KEY |
macros I-KEY |
attached O |
to O |
8-pixel-parallel B-KEY |
rendering I-KEY |
logic I-KEY |
are O |
logically O |
localized O |
with O |
a O |
3.2-GB O |
/ O |
s O |
runtime O |
reconfigurable B-KEY |
bus I-KEY |
, O |
reducing O |
the O |
area O |
by O |
25 O |
% O |
compared O |
with O |
conventional O |
local O |
frame-buffer O |
architectures O |
. O |
The O |
low B-KEY |
power I-KEY |
consumption I-KEY |
is O |
achieved O |
by O |
polygon-dependent B-KEY |
access I-KEY |
to O |
the O |
embedded B-KEY |
DRAM I-KEY |
macros I-KEY |
with O |
line-block B-KEY |
mapping I-KEY |
providing O |
read-modify-write B-KEY |
data I-KEY |
transaction I-KEY |
. O |
The O |
3-D O |
rendering O |
engine O |
with O |
2.22-Mpolygons O |
/ O |
s O |
drawing O |
speed O |
was O |
fabricated O |
using O |
0.18 O |
- O |
mu O |
m O |
CMOS B-KEY |
embedded I-KEY |
memory I-KEY |
logic I-KEY |
technology I-KEY |