共 50 条
- [1] ITT-1230 DIGITAL EXCHANGE - SOFTWARE DESIGN FOR DIGITAL EXCHANGES ELECTRICAL COMMUNICATION, 1979, 54 (03): : 199 - 204
- [2] ITT-1230 DIGITAL EXCHANGE - SMALL LOCAL EXCHANGES USING DIGITAL-TECHNIQUES ELECTRICAL COMMUNICATION, 1979, 54 (03): : 186 - 192
- [4] ITT-1240 DIGITAL EXCHANGE - SOFTWARE ARCHITECTURE ELECTRICAL COMMUNICATION, 1979, 54 (03): : 225 - 230
- [6] ITT 1240 DIGITAL EXCHANGE - AN INTRODUCTION ELECTRICAL COMMUNICATION, 1981, 56 (2-3): : 114 - 125
- [7] ITT-1220 DIGITAL EXCHANGE - CUTOVER AND OPERATION OF A DIGITAL TRIAL EXCHANGE ELECTRICAL COMMUNICATION, 1979, 54 (03): : 161 - 169
- [8] ITT 1240 DIGITAL EXCHANGE - AN INTRODUCTION. Electrical communication, 1981, 56 (2-3): : 114 - 125
- [9] ITT-1240 DIGITAL EXCHANGE - HARDWARE FOR A WIDE-RANGE OF DIGITAL EXCHANGE SIZES ELECTRICAL COMMUNICATION, 1979, 54 (03): : 215 - 224
- [10] ITT 1240 DIGITAL EXCHANGE HARDWARE DESCRIPTION. Electrical communication, 1981, 56 (2-3): : 135 - 147