Use of modern telephone network for time transfer: An innovation
Pranalee Premdas Thorat, P. Banerjee · IR@NPL (CSIR-The National Physical Laboratory(NPL)) · 2010
NPL has started a new time service by transmitting digital time data via telephone network in name of Teleclock service. This is quite different from the usual dial-up service in other countries. This unique service can be accessed by the landline telephone as well as by the mobile telephone network. Both types of receivers have been developed by NPL, New Delhi. The concept of this service has been described in this paper. The important features and uniqueness of this system have also been elaborated.