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

What is graceful degradation, What is graceful degradation? In multipro...

What is graceful degradation? In multiprocessor systems, failure of one processor will not halt the system, but only slow it down by sharing the work of failure system by other

Cell array variable , a)   Make a cell array variable that would kept for a...

a)   Make a cell array variable that would kept for a student his or her name, university id number, and GPA.  Print this information. b) Make a structure variable that would kept

Explain serial execution and parallel execution, Serial Execution Exe...

Serial Execution Execution of a program serially, one statement at one instance of time. In the simplest case, that's what takes place on a one processor machine. But even mo

Build a tv remote control, Communication by devices, such as the HC11 proce...

Communication by devices, such as the HC11 processor, is a key and vital part of most systems that are used in military, commercial, and academic settings.  In fact, most of these

Execute a reduce operation over members of specified group, Q. Execute a re...

Q. Execute a reduce operation over members of specified group? int info = pvm_reduce( void (*func)(), void *data, int count, int datatype, int msgtag, char    *group, int root

Client server using c, client server or multithreaded client-server, where ...

client server or multithreaded client-server, where server will create pool of worker threads (say 5) to provide services to pool of clients (say 5 ).Server should be behaving as a

What are the steps involved in authentication, What are the steps involved ...

What are the steps involved in authentication? Steps in Authentication The control over the access of the resources in the repository is exercised in two steps namely Auth

Architecture, write a program in assembly language using emu8086 so that th...

write a program in assembly language using emu8086 so that the input string can contain both lower and upper case letters and any other character and the output will be the reverse

Specifying constraint problems, Specifying Constraint Problems: Howeve...

Specifying Constraint Problems: However as with most successful "AI" techniques there constraint solving is all about solving problems as: somehow phrase the intelligent task

Difference between absolute and relative path, What is the difference betwe...

What is the difference between absolute and relative path name of a file? Absolute path name: This is listing of the directories and files from the root directory to the i

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