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

Explain about programmable logic array, Q. Explain about Programmable Logic...

Q. Explain about Programmable Logic Array? Until now individual gates are considered as fundamental building blocks from that different logic functions can be derived. With the

Process of an e-mail transfer across the internet, Q. Process of An e-mail ...

Q. Process of An e-mail transfer across the Internet? When you open your mail client to read your e-mail, this is what normally happens: 1. Mail client (Netscape Mail, Micro

Library markup language, 1. Design a DTD for a new XML application called L...

1. Design a DTD for a new XML application called Library Markup Language (LibML) appropriate to capture the list of your items of collection . Put the DTD into a file named librar

Explain importance of different types of distributing frames, Explain impor...

Explain importance of the different types of distributing frames used in exchanges. Here MDF = main distribution frame; MF = main feeder; FP = feeder point; BF = branch f

What about division and multiply operations, Q. What about division and mul...

Q. What about division and multiply operations? In most of the older computers divisions and multiply were implemented using subtract/add and shift micro-operations. If a digit

Write a program for comparing two strings, Q. Write a program for comparing...

Q. Write a program for comparing two strings? Let's write a program for comparing two strings. Determine the following piece of code that has been written in C to compare two s

Explain about shared features of olap, Shared executes most of the security...

Shared executes most of the security features into OLAP. If multiple accesses are needed admin can make essential changes. The default security level for all OLAP products is read

Minimum number of two input nand gates in assembly line, An assembly line c...

An assembly line consists of 3 fail safe sensors and one emergency shutdown switch. The line must keep moving unless any of the given conditions occur: a. When the emergency swi

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