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(12) United States Patent ao) Patent No.: us 6,963,935 Bi

Young et al. (45) Date of Patent: Nov. 8,2005

(54) PERIPHERAL UNIVERSAL BUS HUB

(75) Inventors: Bruce A. Young, LeMars, IA (US);

Frank W. Liebenow, Dakota Dunes,
SD (US); Mark Rapaich, Westfield, IA
(US)

(73) Assignee: Gateway Inc., Irvine, CA (US)

( * ) Notice: Subject to any disclaimer, the term ol this patent is extended or adjusted under 35 U.S.C. 154(b) by 0 days.

(21)

(22)

(51) (52)

(58)

(56)

Appl. No.: 09/386,556
Filed: Aug. 31, 1999

Int. C I. G06F 13 14

U.S. CI 710/29; 710/6; 345/161;

345/168; 345/349

Field of Search 710/6, 26, 29,

710/103; 345/161, 168, 349, 163, 344;

355/18

References Cited

U.S. PATENT DOCUMENTS

4,453,211 A 6/1984 Askinazi et al 395/500

4,766,418 A 8/1988 Dowsett et al 340/365 R

4,939,511 A 7/1990 Hinckley 340/825.78

5,305,449 A 4/1994 Ulenas 395/500

5,307,297 A 4/1994 Iguchi et al 364/708.1

5,339,095 A 8/1994 Redford 345/158

5,375,165 A 12/1994 Haber et al 379/90

5,375,168 A 12/1994 Kudelski 380/14

5,450,078 A 9/1995 Silva et al 341/23

5,504,483 A 4/1996 Hoffmann et al 341/22

5,594,470 A 1/1997 Meyerson et al 345/169

5,790,201 A * 8/1998 Antos 348/552

5,793,359 A 8/1998 Ushikubo 345/169

5,841,424 A 11/1998 Kikinis 345/168

5,870,080 A * 2/1999 Burnett et al 345/163

5,890,015 A * 3/1999 Garney 710/1

6,128,484 A * 10/2000 Singkornrat et al 455/420

6,131,130 A * 10/2000 Van Ryzin 710/6

6,147,682 A * 11/2000 Kim 345/211

6,216,188 Bl * 4/2001 Endo et al 710/103

6,272,563 Bl * 8/2001 Ajanovic et al 710/29

6,278,454 Bl * 8/2001 Krishnan 345/349

6,297,870 Bl * 10/2001 Nanba 355/18

6,336,900 Bl * 1/2002 Alleckson et al 600/485

6,359,610 Bl * 3/2002 Shah et al 345/156

FOREIGN PATENT DOCUMENTS

JP 11288352 10/1999

OTHER PUBLICATIONS

Gateway, Gateway 2000 Destination User Guide, Gateway 2000 Inc., Oct. 1996, 4 pages, N. Sioux City, SD.

* cited by examiner

Primary Examiner—A. Elamin

(74) Attorney, Agent, or Firm—-Jeffrey A. Proehl; Rodney L. Lacey; Schwegman, Lundberg, Woessner, Kluth

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