Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NEC Corp
NTT Inc
Original Assignee
Nippon Telegraph and Telephone Corp
Nippon Electric Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nippon Telegraph and Telephone Corp, Nippon Electric Co LtdfiledCriticalNippon Telegraph and Telephone Corp
Priority to JP3055482ApriorityCriticalpatent/JPS58148535A/ja
Publication of JPS58148535ApublicationCriticalpatent/JPS58148535A/ja
Publication of JPS6340054B2publicationCriticalpatent/JPS6340054B2/ja
System and method employing two hop spread spectrum signal transmissions between small earth stations via a satellite and a large earth station and structure and method for synchronizing such transmissions
Method and system for synchronizing a TDMA communication network comprising a satellite equipped with several directional beam antennas transmitting signals at various frequencies