Explain busy tone in strowger telephony, Computer Engineering

Assignment Help:

Explain Busy tone in strowger telephony.

Busy tone pattern is demonstrated in figure. This is a bursty 400 Hz signal with silence era in between. The burst and silence duration contain the similar value of 0.75 s or 0.375 s. A busy tone is sent to the calling subscriber when the switching equipment or junction line is not obtainable to put through the call or the called subscriber line is engaged.

2006_Busy Tone.png

Figure: Busy Tone


Related Discussions:- Explain busy tone in strowger telephony

Design a nand-to-and gate network, Q Use as few gates as possible, design a...

Q Use as few gates as possible, design a NAND-to-AND gate network that realize the following Boolean algebra expression. ABCD + A'BC'D + A'BC'D' + A'BCD + (A'B'C'D' + A'BCD')

What is referred as memory mapped i/o, What is referred as memory mapped I/...

What is referred as memory mapped I/O. The case in computers that employ only set of read and write signals and do not differentiate between memory and I/O address. This is kno

Explain the resolution of an ADC, Explain the Resolution of an ADC. ...

Explain the Resolution of an ADC. Ans. Resolution- It  is  the  smallest  possible  change  in  input  voltage  the same as  the  fraction  of percentage of the full s

Dynamic screen sequence, Dynamic screen sequence  for a  screen can be set ...

Dynamic screen sequence  for a  screen can be set using which commands? It uses two commands:- A) Set Screen B) Call screen.

For what DMSP stands, For what DMSP stands? DMSP stans here for Dist ri...

For what DMSP stands? DMSP stans here for Dist ributed Mai l system Protocol.

Define the internal users of system, Q. Define the Internal Users of system...

Q. Define the Internal Users of system? Internal Users are employees of business for that an information system is built. Illustration are clerical and service staff, technic

Register transfer micro-operations, Register Transfer Micro-operations ...

Register Transfer Micro-operations These micro-operations as the name proposes transfer information from one register to another. The information doesn't change during these mi

C language, Smugglers are becoming very smart day by day. Now they have dev...

Smugglers are becoming very smart day by day. Now they have developed a new technique of sending their messages from one smuggler to another. In their new technology, they are send

Webforms application and to an mvc application, What is the difference amon...

What is the difference among adding routes, to a webforms application and to an mvc application? Ans) To add routes to a webforms application, we use MapPageRoute() process of

Produce a sequence diagram for the task add, This assignment is based on th...

This assignment is based on the 'Swansea Docklands Heritage Society' case study attached.  The assignment is the third of three related submissions, all based on the Swansea Dockla

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd