International Procurement Office, Nippon Telegraph and Telephone Corporation, Marukinbancho Bldg. 6F, 6-28 Rokubancho Chiyoda-ku, Tokyo 102 Japan

58 -- JAPAN: TIME SIGNAL SUPPLYING SYSTEM DUE 080596. POC NTT America, Inc., Head Office, 101 Park Avenue, 41st Floor, New York, NY 10178, 212/661-0810 also NTT America, Inc., Pacific and Western Division, 700 E. El Camino Real, Suite #200, Mountain View, CA 94040, 415/940-6565. This public notice is to request suppliers to provide NTT with general referential information on similar products or technology prior to procurement of the intended product (mentioned below) by NTT. This public notice is also to request that any suppliers wishing to participate as a subcontractor in the procurement program of this product should declare their intentions to that effect. This public notice is not intended to guarantee public notification of procurement of the product. (1) Name: Time Signal Supplying System (2) Overview: Time Signal Supplying System is a system that notifies switching machines of current time. This system consists of following two parts. Master Time Unit: Master Time Unit receives the Japanese Standard Time and synchronizes its internal clock to it. This equipment adjusts several distant Slave Time Units by a communication using public phone lines. This equipment manages input/output of maintenance/operation information from personal computer by a communication using public phone lines. Slave Time Unit: Slave Time Unit periodically connects to the Master Time Unit by a communication using public phone lines, and adjusts its internal clock to the Master's time. This equipment provides the contact points outside, and manages opening and shutting control of contact points on specified time/period. This equipment outputs the internal clock's time. This equipment manages input/output of maintenance/operation information from/to a personal computer by a communication using public phone lines. (3) Contents of RFI: NTT is inviting the following types of information on a product or technology similar to the above-mentioned system. This is not, however, a request for suppliers to provide proprietary and/or confidential information, (i) Technical information (including product catalogues, sample system configurations, etc) Master Time Unit - Reception measure for Japanese Standard Time - Structure and precision of internal clock - Time comparison method between internal clock and received Japanese Standard Time, and method of synchronizing in the internal clock - Specification of adjustment procedure for leap second and daylight saving time - Types of the maintenance/operation information and input/output measure - Structure, appearance, electrical characteristics, environmental restriction - Reliability (MTBF etc.) Slave Time Unit - Communication measure with a Master Time Unit and its protocol - Structure and precision of internal clock - Physical and electrical characteristics of contact points and output terminal - Operation of contact point provided outside - Specification of adjustment procedure for leap second and daylight saving time - Types of the maintenance/operation information and input/output measure - Structure, appearance, electrical characteristics, environmental restriction - Reliability (MTBF etc.), (ii) prices - Price of an unit - Price of each sub-unit (component) (in case an unit is composed of some sub-units) - Price of each optional components (if applicable) - Maintenance fee, (iii) Standard time of delivery after ordering, (iv) Sales records, (v) Others (Active proposals likely to become useful for increasing the businesses of NTT) - Maintenance support - Organization and term for maintenance, way of delivering manuals - Development and manufacturing organization - Organization and term which is necessary to add/change function - Examples of system that have application results - Plan of development in the future - Any other active proposals which would be useful for NTT's business active proposals likely to become useful for increasing the businesses of NTT. (4) Request for Declaration of the Intention of Participating as a Subcontractor Any suppliers wishing to participate as a subcontractor in the product procurement program of NTT, are requested to supply NTT with the information listed below. After preparing a list of supplied information, NTT will provide the list to suppliers who wish to be provided with it, to those who have responded to the request for supply of the information listed and to those who have purchased the PROCUREMENT DOCUMENTATION relating to procurement of the product. NTT, however, will undertake no responsibilities for any outcomes arising from supply of the list, (i) Name of supplier, (ii) Place of contact (Address, name of the person in charge, telephone number, and facsimile number). (5) Deadline of submission of materials and comments: 3:00 PM, August 5, 1996 (Mail must arrive no later than the above date). (6) Language: Japanese or English. (185)

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