Exhibit 11.1 CORCOM, INC. COMPUTATION OF EARNINGS PER SHARE (UNAUDITED) (In Thousands, except Share Data) -----Thirteen Weeks Ended------ March 29, 1997 March 30, 1996 -------------- -------------- Net earnings per common and common equiva- lent share: Average shares outstanding 3,826 3,751 Additional shares assuming exercise of dilu- tive stock options based on the treasury stock method using average market price 145 189 AVERAGE NUMBER OF COMMON AND COMMON EQUIVALENT SHARES 3,971 3,940 Net earnings $741 $1,264 Net earnings per common and common equiva- lent share $ .19 $ .32 Net earnings per common and common equiva- lent share assuming full dilution: Average shares outstanding 3,826 3,751 Additional shares assuming exercise of dilu- tive stock options based on the treasury stock method using the period end price if higher than the average market price 172 189 FULLY DILUTED AVERAGE NUMBER OF COMMON AND COMMON EQUIVALENT SHARES 3,998 3,940 Net earnings $741 $1,264 Net earnings per common and common equiva- lent share $ .19 $ .32