Number | Date | Country | Kind |
---|---|---|---|
09300949 | Sep 1993 | NL |
Number | Name | Date | Kind |
---|---|---|---|
5010565 | Nash et al. | Apr 1991 | |
5020090 | Morris | May 1991 | |
5054115 | Sawa et al. | Oct 1991 | |
5127050 | Takahashi et al. | Jun 1992 | |
5138649 | Krisbergh et al. | Aug 1992 | |
5183404 | Aldous et al. | Feb 1993 | |
5231381 | Duwaer | Jul 1993 |
Number | Date | Country |
---|---|---|
0396190 | Jul 1990 | EP |
0421025 | Oct 1991 | EP |
000472361 | Feb 1992 | EP |
0499012 | Aug 1992 | EP |
Entry |
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PC Resource, p. 146 and p. 148, Mar. 1990. |
Popular Electronics, p. 22, Oct. 1994. |
S. Sheng et al, “Portable Multimedia Terminal”, IEEE Communications Magazine, Dec. 1992, No. 12, pp. 64-75. |
Japanese “Kokai” 3-76364 (A): Yamanaka, “IC Card Portable Telephone Set”, pub. Aug. 17, 1989. |
Japanese “Kokai” 4-86034 (A): Sueda, “Mobile Radio Telephone System”, pub. Mar. 18, 1992. |