SONET/SDH SONET/SDH Yaakov (J) Stein Chief Scientist RAD Data Communications S SONET SIide2 Course OutIine Course OutIine Background anaIog teIephony, TDM, PDH SONET/SDH…

Slide 1telephony Slide 1 ear T R mouth DTMF ringer C dial switch SLIC Telephone Subscriber Line CO (Local Exchange) cradle switch off-hook on-hook tip (+) ring ( - ) Basic…

1. SONET/SDHSONET/SDH Yaakov (J) Stein Chief Scientist RAD Data Communications 2. Y(J)S SONET Slide 2 Course OutlineCourse Outline Background (analog telephony, TDM, PDH)…

Slide 1SONET/SDH Yaakov (J) Stein Chief Scientist RAD Data Communications Slide 2 Y(J)S SONET Slide 2 Course Outline Background (analog telephony, TDM, PDH) SONET/SDH history…

SONET/SDH Yaakov (J) Stein Chief Scientist RAD Data Communications Y(J)S SONET Slide * Course Outline Background (analog telephony, TDM, PDH) SONET/SDH history and motivation…

Lecture #2 “To understand a science it is necessary to know its history” -Auguste Comte (1798-1857) 3 History Remarks • 1813 Telegraph Gauss&Weber • 1861 Telephone…