[54] RADIO FREQUENCY CIRCUIT AND
MEMORY IN THIN FLEXIBLE PACKAGE
[75] Inventors: Paul A. Moskowitz, Yorktown Heights;
Michael J. Brady, Brewster; Paul W.
Coteus, Yorktown Heights, all of N.Y.
[73] Assignee: International Business Machines
Corporation, Armonk, N.Y.
[21] Appl. No.: 303,977
[22] Filed: Sep. 9, 1994
[51] Int. CI.6 H04Q 1/02
[52] U.S. CI 340/572; 29/825; 29/829;
29/836; 340/825.3; 340/825.34; 340/825.54
[58] Field of Search 340/572, 825.34,
340/825.3, 825.54; 29/836, 829, 825
[56] References Cited
U.S. PATENT DOCUMENTS
3,934,122 1/1976 Riccitelli 340/825.34
4,009,375 2/1977 White et al 364/436
4,674,175 6/1987 Stampfli 437/209
4,818,973 4/1989 Yamakawa et al 340/572
4,857,893 8/1989 Carroll 340/572
5,014,040 5/1991 Weaver et al 340/572
5,204,663 4/1993 Lee 340/825.3
5,257,011 10/1993 Beigel 340/572
5,396,218 3/1995 Olah 340/572
FOREIGN PATENT DOCUMENTS
0481776 4/1992 European Pat. Off. .
