102:
27:
863:
544:
Although the GriDPad had the same operating system as personal computers, it was not designed to be a replacement for computers. Hawkins once said, "I never saw pen computers as a replacement for a full PC..." Although it did not replace computers, it did pave the way for other companies to invest
516:
Because of its text-recognition interface, the GRiDPad was marketed toward specialist consumers who would use the tablet for bookkeeping. The GRiDPad was "designed to streamline the chores of workers such as route delivery drivers and claims adjusters, who typically recorded data on paper forms."
548:
Not only did the GRiDPad start paving the way for tablet computers, it also helped propel Jeff
Hawkins' career. Hawkins used the same stylus technology to develop his most commercially successful product, the Palm Pilot, making the GRiDPad its predecessor.
717:
698:
721:
702:
536:
The average selling price for one unit was US$ 2,370 without software, and $ 3,000 with software. It was so successful that it sold approximately $ 30 million in its best year.
153:
The GRiDPad 1900 measured 9 by 12 by 1.4 inches (229 mm × 305 mm × 36 mm) and weighed 4.5 pounds (2.0 kg). The main distinguishing aspect was its
501:
that were not sold to the general public. The US Army specially ordered magnesium because it is a strong yet light metal, making it ideal for use in demanding environments.
944:
529:. The first commercial customer to use the GRiDPad and who contributed to the overall requirements was Best Foods Baking Group, a division of
637:
508:
and calculating the displacement. Further patents by Jeff
Hawkins describe flipping the screen orientation between landscape and portrait.
608:
504:
According to a patent submitted in 1992 by an engineer at GRiD Systems, the touchscreen in the GRiDPad works by magnifying an internal
133:
The GRiDPad 1900, released in 1989, is regarded as the first commercially successful tablet computer and predecessor to modern
804:
468:
939:
522:
934:
388:
824:
162:
190:
929:
829:
440:
1st
Convertible; Screen moves up to reveal full keyboard; Also sold as AST PenExec 3/25SL and 4/25SL
267:
675:
101:
26:
797:
761:
494:
530:
484:
183:
908:
751:
612:
179:
161:, a pen-like tool to aid with precision in a touchscreen device. The stylus was able to use
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505:
359:
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52:
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373:
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892:
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went on to use the GRiDPad as a predecessor for his best known-invention, the
756:
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The man who almost single-highhandedly revived the handheld computer industry
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67:
882:
558:
518:
401:
300:
416:
272:
176:
158:
740:"A bitter pill to swallow: the rise and fall of the tablet computer"
480:
170:
100:
638:"The Long Fail: A Brief History of Unsuccessful Tablet Computers"
452:
862:
786:
782:
739:
197:
497:
specified more durable versions of the tablet made out of
210:, two ATA-FLASH slots, and an expansion bus connector
744:
Sheffield Hallam
University Research Archive (SHURA)
517:
Some of the agencies that used the GRiDPad included
324:
20MB HDD on HD; RC has 2 PCMCIA and wireless option
165:
software. The GRiDPad also included these features:
901:
870:
838:
91:
73:
58:
48:
36:
493:Because of its use for inventory management, the
798:
318:4.5 lb (2.0 kg), 12.5 x 9.25 x 1.5"
283:4.5 lb (2.0 kg), 12.5 x 9.25 x 1.5"
8:
19:
350:2.8 lb (1.3 kg), 9 x 6.25 x 1.9"
861:
805:
791:
783:
474:0.95 lb (0.43 kg), 7 x 4.25 x 1"
25:
18:
755:
218:
733:
731:
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182:– the popular operating system used by
115:was a trademarked name for a series of
945:Computer-related introductions in 1989
718:"San Jose police first to use Gridpad"
631:
629:
653:"Optical Encoding Methods and Device"
583:
581:
579:
7:
699:"Grid portable writes a new script"
611:. Computing History. Archived from
358:1st Wearable; Wireless 902-928 MHz
193:(CGA) display resolution of 640x400
14:
720:. COMPUTER WORLD. Archived from
701:. COMPUTER WORLD. Archived from
344:6.5", 640 × 400 B&W backlit
16:Series of pen computing tablets
312:10", 640 × 400 B&W backlit
196:256KB or 512KB battery-backed
44:GRiD Convertible (22#0 models)
1:
431:Windows 3.1 for Pen, PenRight
545:more into tablet computers.
309:1–2 PCMCIA; 20 MB HDD option
487:Z-PDA and AST Gridpad 2390
394:2.26kg, 292 × 236 × 37.6 mm
203:1MB or 2MB of system memory
31:GRiDPad 2260 in tablet mode
961:
523:San Jose Police Department
42:GRiD PalmPad (235# models)
859:
820:
676:"Display Output Rotation"
596:. Pen Computing Magazine.
434:9.6 lb (4.4 kg)
24:
825:Grid Systems Corporation
757:10.1162/desi.2008.24.4.3
483:Zoomer/ Z-7000, XL7000,
128:Grid Systems Corporation
53:Grid Systems Corporation
428:9.5", VGA, 64 greyscale
243:Weight & dimensions
163:handwriting-recognition
678:. United States Patent
655:. United States Patent
400:Licensed variation of
385:10", VGA, 32 greyscale
335:NEC v20 (9.5 MHz)
277:10", 640 × 400 B&W
191:Color Graphics Adapter
109:
79:; 35 years ago
425:80–120 MB HDD; PCMCIA
382:40–120 MB HDD; PCMCIA
108:2260 in "laptop" mode
104:
940:Grid Systems laptops
830:Grid Defence Systems
738:Atkinson, P (2008).
409:GridPad Convertible
389:Windows 3.1 for Pen
352:(318 x 235 x 38 mm)
347:MSDOS 5.0, PenRight
21:
636:McCracken, Harry.
495:United States Army
315:MSDOS 3.3, GridPen
280:MSDOS 3.3, GridPen
186:personal computers
110:
917:
916:
651:Liou, Kwang-Wan.
531:CPC International
491:
490:
184:IBM PC-compatible
157:interface with a
99:
98:
952:
935:Tablet computers
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588:Barnett, Shawn.
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219:
189:A monochromatic
180:operating system
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39:
29:
22:
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674:Hawkins, Jeff.
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627:
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542:
525:, and even the
514:
506:Cartesian plane
455:-compatible CPU
360:spread spectrum
351:
217:
151:
83:
81:
78:
65:
63:Tablet computer
43:
37:
32:
17:
12:
11:
5:
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852:Bill Moggridge
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724:on 2013-07-21.
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705:on 2013-07-21.
689:
666:
643:
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609:"GRidPad 1910"
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362:radio on 2352
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303:(9.5 MHz)
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149:Specifications
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135:2-in-1 devices
124:hybrid laptops
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615:on 2012-06-05
614:
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591:
590:"Jeff Hawkin"
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527:US Government
524:
520:
511:
509:
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486:
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479:
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471:2.0, PenRight
470:
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450:
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444:
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439:
436:
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430:
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419:(25 MHz)
418:
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387:
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376:(20 MHz)
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328:
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296:
294:GridPad HD/RC
293:
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263:(10 MHz)
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117:pen computing
114:
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64:
61:
57:
54:
51:
47:
41:
38:Also known as
35:
28:
23:
930:Touchscreens
887:
878:Grid Compass
846:John Ellenby
814:Grid Systems
769:. Retrieved
747:
743:
722:the original
711:
703:the original
692:
680:. Retrieved
669:
657:. Retrieved
646:
617:. Retrieved
613:the original
602:
593:
547:
543:
535:
515:
503:
492:
338:2–2.5 MB RAM
169:10 MHz
152:
139:Jeff Hawkins
132:
112:
111:
105:
92:Discontinued
74:Release date
771:13 February
750:(4): 3–25.
659:14 February
564:PenPoint OS
467:MSDOS 3.3,
422:4–20 MB RAM
374:Intel 80386
289:1st tablet
208:serial port
155:touchscreen
924:Categories
893:Grid 386PX
854:(designer)
839:Key people
640:. PCWorld.
619:2012-02-14
570:References
404:Penmaster
391:, PenRight
367:GridPad SL
332:2350/51/52
261:Intel 8086
246:Introduced
143:Palm Pilot
848:(founder)
716:Daly, J.
697:Daly, J.
607:Unknown.
512:Reception
499:magnesium
464:320 x 256
412:2260/2270
379:20 MB RAM
228:Processor
225:Model No.
173:processor
126:built by
68:2-in-1 PC
49:Developer
883:GridCase
871:Hardware
766:34407951
559:GRiDCASE
553:See also
519:Chrysler
477:Jun 1993
458:4 MB RAM
451:7.5-MHz
437:Dec 1992
355:Mar 1992
321:Jul 1991
306:2 MB RAM
286:Sep 1989
240:Software
84:sep 1989
77:sep 1989
909:GRiD-OS
888:GRiDPad
682:15 July
445:GridPad
417:80486SL
402:Samsung
329:PalmPad
301:NEC v20
254:GridPad
237:Display
234:Storage
120:tablets
113:GRiDPad
106:GRiDPad
82: (
20:GRiDPad
764:
540:Legacy
461:PCMCIA
415:80386/
341:PCMCIA
273:PCMCIA
249:Notes
231:Memory
222:Device
215:Models
177:MS-DOS
159:stylus
902:Other
762:S2CID
485:Tandy
481:Casio
266:1 MB
200:cards
171:80C86
773:2012
684:2013
661:2012
469:GEOS
453:8088
448:2390
397:1992
370:2050
297:1910
257:1900
206:One
122:and
95:1994
59:Type
752:doi
268:RAM
198:RAM
66:or
926::
760:.
748:24
746:.
742:.
730:^
628:^
592:.
578:^
533:.
521:,
145:.
137:.
130:.
806:e
799:t
792:v
775:.
754::
686:.
663:.
622:.
86:)
Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.
