HPJournal1989Jun_798.. - Dynamic Softer for Background-Images

Ching-Chao Liu
A software deve oprnent
engineer at HP s Industrial
App ications Center,
Ching-Chao Liu con(ributed
his expertise to al
phases ol the RTDB project
In previous assignments
he was the technica
eader of the HP ALLBASE
DBCORE protect, the prolecl
eader for the HP UX MULTIPLAN tool, and a
des gner of other sof tware projects He came to HP
in 1980 Ch ng-Chao coauthored lwo papers for
data base conferences and is a member of the Association
for Cornputing lvlachinery and of SIG-
MOD His BS degree in nuclear engrneering is from
theNat ona Tsing Hua University inTaiwan (1972),
and his MS degree 1n computer science s from
Oregon State Unrversity (1979) He was born in
Taiwan, s marrred and has two children who
sparked h s spec a rnterest in ch d education He
lives in Sunnyvale California ln his leisure time, he
likes sw mm ng, playrng brldge, and istening to
classica music
18 - Midrange Computers
Thomas O. Meyer
Tom lv'leyer was the project
manager lor the HP 9000
Model 835 SPU hardware
Since he joined HP in 1977,
his design projects have included
a memory board for
the HP 250 Computer, a
power supply for the HP
9000 [/odel 520 Computer,
the battery backup regqlator
for the HP 9000 Model 825 Computer, and
prolect management for the HP 9000 Model 825
and HP 3000 Series 925 Computers Tom joined
HP n 1977,
soon after obtaining his BSEE deg ree
from the South Dakota School of N4ines He has
coauthored two previous articles for the HP Journal
He was born in Rapid City, South Dakota, and
lrves in Fort Collrns, Colorado His list of outside
interests includes sailing and sailboat ractng,
scuba diving, skiing, hlking, and four-wheel-drive
vehicles
Jeffrey G. Hargis
Designing the processoc
dependent hardware and
conductrng environmental
testing of the HP 9000
Model 835 were Jefl Hargis'f
irst major projects alter
joining HP's Systems Technology
Division in 1987 He
has since moved on to the
design of components for
new SPUs He attended Ohio Stale University,
where he oblarned a BSEE degree in 1987 Jeff was
born in Athens, Ohio, and is married He lives in Fort
Col ins, Colorado He enjoys playing the piano,
basketball, and backpacking
26 -Data Compression
Jeffery J. Kato
Duf,ng development ot the
HP 7980XC Tape Drive,
Jeff Kato s contributions focused
on the architecture
and design implementation
for the data compression
Models 850. 825 and 855
chip and firmware design
Computers He now designs lCs for future computer
products His BSEE degree s f rom the uni-
electonics for the HP 7978A
He has also designed read
vers ty of Wisconsin (1981) and his N/SEE degree
Tape Drive and the PLL and
is from the University of Californiat Berkeley PLL lC lor the HP 79B0ATape Drive Hecameto
(1985) Hehasauthoredandcoauthoredanumber HP n 1982, lhe same year he received his BSEE
of papers and articles for conferences and publications
John was born in Mi waukee, Wisconsin He named as a coinventor
three pending patents
degree fro,n Montana State University He is
is a volunteer I teracy tutor in Cupertino, Ca ifornia, describing data compression and blocking techniques
Jeff has coauthored a previous article for
wherehislives In hissparetime, helikesstudying
languages, skiing, and trave
the HP Journal fle rs an active member of hrs
church and a United Way volunteer He was born
in Havre, Montana, smarried, and j,ves jn Greeley,
Colorado Among his spare-trme activities, he likes
skiing, basketball, softball, and camping
Floyd E. Moore
Floyd Moore designed the
16M-byte memory circuitry
lor the HP 9000 Model 835
Analog circuit design and
and worked on the design
control systems are Mark s
and testing of the HP 3000
principal professional interests
He was the R&D
Series 935 system He is
presently working on the
engineer Ior the design,
design of an SPU for a
layout, and testing of the
future HP Precision
data compression chip tor
Architecture system He
the HP 7980XC On previous
projects, he designed
came to HP n 1986, working on a project
associated with the tape-automated bonding
the read channel eiectronics
for the HP 9144A and HP 9142A Taoe
techn que Floyd was born in Richmond, Ca ifornia
His bachelor's degree is from the Calilornia Drives Mark received his BSEE degree from
Polytechnic State University at San Luis Obispo Pennsylvania State University in 1984, the year he
He is married and lives in Fort Collins, Colorado alsojoined HP'sGreeleyDivisron BorninVineland,
His favorite pastimes are photography and audio NewJersey, helivesin FortCollins, Colorado His
engrneenng
list of lersure activities includes weightlifting,
so{tball, volleyball, basketball, boardsailing, skiing,
camping, and photography
Russell C. Brockmann
Most of Fluss Brockmann's
recent design activities
have concentrated on the
processor circuit for the HP
9000 Model 835 and HP
3000 Series 935 Comput
ers He also designed the
battery backup unit used In
the HP 9000 lvlodels 825
and 835 and HP 3000
Series 925 and 935 Computers He completed design
oJ the Model 825/Series 925 processor circuit
Currently, he is developing components forfuture
SPUS He loined HP shortly after obtarning his BSEE
degree from Oregon State University in 1985 He
also attended Western Baptist College in Salem
(1977-1979) and Lane Community College in
Eugene (1981-1983), both in Oregon Russ
teaches Sunday school and serves 1n a variety of
other church activities in Fort Collins, Colorado,
where he lives He was born in Myrtle Point, Oregon,
is married, and has three children Fishing,
camping, playing a 12-stringuitar, and bible
studv are some of his favorite oastimes
David J. Van Maren
Dave Van Maren joined
HP's Vancouver Division in
1980, after receiving his
BSEE degree f rom the University
of Wyoming His responsibilities
as an R&D
engrneer on the HP 7980XC
Tape Drive included the
data compression and tape
capacity benchmarks, the
tape format definition and firmware, and the data
buflermanagementfirmware In past projects, he
worked on formatting VLSI tools for both the HP
7979A and HP 79804 Taoe Drives and on the servo
firmware Jor the HP 79784 He coauthored an article
lorthe HP Journal in 1983 aboutthe latter project
Dave's work on the VLSI FIFO circuit for the
tape drives resulted in a patent, and he is named
coinventor in four pending patents describing data
compression and blocking lechniques He was
born in Casper, Wyoming, is married, and has three
youngsons HelivesinFortCollins, Colorado He
and his wife spend much of their free time teaching
natural family planning
66 HEWLETT PACKARD JoURNAL JUNE 1989