answersLogoWhite

0

Optical Communications

Optical communication is a form of telecommunication that makes use of light – the portion of electronic radiation visible to the human eye – as the transmission medium. An optical communication system includes a transmitter, a channel and a receiver.

389 Questions

When do people use mime in everyday life?

User Avatar

Asked by Wiki User

People often use mime in everyday life to convey emotions, gestures, or actions without using words, such as mimicking a phone call or showing confusion without speaking. Mime can also be used in situations where speaking may be disruptive, such as in a library or during a performance.

Differences between semantics syntax and pragmatic semantics?

User Avatar

Asked by Wiki User

Semantics deals with the literal meaning of words and sentences in a language. Syntax is the structure of language that governs how words are combined to form phrases and sentences. Pragmatics is the study of how context influences the interpretation of language, including factors like tone, gestures, and shared knowledge between speakers.

Advantages of optical fiber communication system compared to conventional communication system?

User Avatar

Asked by Wiki User

Optical fiber communication systems offer higher data transmission speeds, lower attenuation, greater bandwidth capacity, and are more immune to electromagnetic interference compared to conventional communication systems using copper cables. Additionally, they are lighter, more durable, and have lower signal loss over long distances, making them ideal for long-haul communication applications.

What is Relationship between electrical and optical bandwidth for an optical fiber communication?

User Avatar

Asked by Rashmichauhan

The electrical bandwidth refers to the frequency range that the electronic components in the communication system can handle, while optical bandwidth refers to the frequency range that the optical fiber can transmit. The relationship between the two bandwidths is important in ensuring that the data transmission is efficient and reliable. Matching the electrical and optical bandwidths helps to avoid signal degradation and distortion in the communication system.

Why bandwidth is more in optical communication?

User Avatar

Asked by Wiki User

Bandwidth of an optical fiber determines the data rate.

What are the disadvantages of optical fiber communication system?

User Avatar

Asked by Wiki User

fiber optic cables are sensitive to design irregularity and and their cost is high.

What is project proposal?

User Avatar

Asked by Pshrestha

Project Proposal

Description:

Proposals are directed toward a potential sponsor, such as your future boss, a funding agency, etc. to briefly outline

  1. the specific objectives of project,
  2. technical approach to be used in solving the problem or developing the product and
  3. the anticipated results of the project

and should answer the following questions:

  1. Is the problem sufficiently important to justify money, company time, and your effort?
  2. Is the project well defined and realistic?
  3. Have you outlined a sound approach, including your ability to perform the tasks?

Estimated Length:

10 pages plus Appendices

The body should carry the main message, while the appendices contain supporting information, data backing up your claims in the body, and detailed calculations which may be of importance to some readers who require additional details. If the appendix does not contribute to the overall document, don't put it in. You as the writer have to make the decision on what should be included or not. Try putting yourself in the position of the reader: an intelligent, lay person.

What is a Project Proposal?

A project proposal is written, to make an offer and to try to convince a supervisor or a future customer to accept it. In a project proposal you state that, in exchange for time and/or money, you will give them something that they want (an analysis of a procedure, for example), make something they desire (a prototype of a new product), or do something they wish to have done (redesign an existing structure). In other words, you are asking a decision-maker to invest a resource, (time or money or both), so that the project you propose can be completed, and your readers, whether a future supervisor within your own organization, or your client for your project, will invest their resources carefully. Therefore, it is crucial that your proposal answers questions your readers may have about what you propose to them. For example, the most important question your proposal readers will want answered is how does your proposal relate to them? In other words, what problem will it solve, what need will it address, and why is it important to them? Secondly, your proposal readers would like to know exactly what you are proposing to make or do, and how it relates to the problem you are describing. In other words, they will want to be convinced that you have a plausible solution procedure to the problem, and to know what this solution procedure involves. Your readers would also like to know exactly what they would be getting from a given project, and how much these deliverables will cost. Further, they would like to be assured of your capability to analyze and solve your project's problem, and produce the deliverables that you claim you will produce. A successful project proposal identifies and answers all of the above needs. In order to respond to those needs, a project proposal usually should include the following components:

A Title Page, which lists a brief descriptive title of your project, the names, titles and addresses of the individual(s) to whom the proposal is being submitted, the names, titles, and phone numbers of the individual(s) submitting the proposal, and the date of submission. Title Pages may also include additional information such as the proposed starting date of the project, the proposed project duration and completion date, and the cost of the project or amount of funding required.

A Table of Contents, which lists each of the main sections of the proposal, and the beginning page numbers for each section.

An Executive Summary, which provides a brief (about one page) overview of the proposed project. This is probably the most important section of your proposal, because it provides a clearly defined problem and proposed solution procedure, and a description of the expected project deliverables. The Executive Summary is often the only section of your proposal that some readers will read; and must present all the relevant information as clearly and effectively as possible. It is often the last thing to be written.

An Introduction, which provides more complete background of the project than the Executive Summary, and which indicates your knowledge of the organization, the current situation existing in the organization, and the problem itself.

Project Goals and Objectives, which serve to establish the scope and boundaries of the project in the form of functional specifications. If possible, this section should have quantifiable measures of performance. For example, "This project seeks to cut the maintenance costs by at least 20%" or, "The equipment will run for at least 2 hours on 4 AA size batteries."

Team Organizational Structure. This section provides a summary of the group's qualifications for the project. Identify key personnel and describe directly related education and experience. Also include each member's responsibility for the duration of the project. An organizational chart to identify the specific areas of responsibility of each team member may be appropriate.

Your Solution Procedure, which identifies the approach that the team will use to meet the project objectives. You should explain here your principal tasks, their duration, their sequence and their particular purposes. Wherever possible, the methods and task to be performed should be outlined in logical sequence and explained in detail. Do not assume the reviewer will fill in the gaps in your logic. Part of the Solution Procedure will be a proposed schedule. A common way of identifying project milestones and due dates is to use a graphic representation of the task relationships, such as a Gantt Chart (a bar chart showing timeliness for each principal task) or a PERT/CPM Chart (a network representation of the project that shows the sequential relationship between project activities). The Solution Procedure should also describe the relevant instrumentation and facilities required to complete the research or product development. The Solution Procedure should include a budget that estimates the anticipated R&D costs over the life of the project. Wherever possible, provide sufficient commentary on the budget to facilitate understanding by all parties involved.

Your Expected Deliverables, which should provide the reader with a description of the products and/or services they can expect from your efforts such as documents, equipment and software. Wherever possible, emphasize the ways in which your project deliverables will enhance the client's operations.

A Summary and Closing section, which briefly recaps the key points of the proposal. Summarize the current problem, the steps you propose to take to solve the problem, and the benefits to the client.

Tips for Writing Your Project Proposal

An effective proposal will identify and meet the needs of your readers by first considering what they will expect to learn from the proposal, and by then providing that information clearly and effectively. Your final grade for your proposal will be based on how well you have been able to do this, using the guidelines provided. Therefore, while writing your proposal, remember to:

Imagine yourself in your readers' position and ask if it answers all of your questions. Your client would like to know that you can provide a sound and concrete technical solution to the problem, along with a clear procedure for arriving at such a solution. They will also want to know that you can offer realistic and reasonable costing with demonstrated financial responsibility, and realistic and reasonable timing with intelligent and thoughtful planning.

Take into consideration that there are other possible solutions to the problem at hand, and examine the strengths and weaknesses of those alternative solutions.

Keep in mind that effective professional communication should promote goodwill between you and your client. Present an effective plan for communicating with your client, and promise quality control and reliability checks on work in progress.

Check spelling, grammar and punctuation before printing out the final draft of your proposal, and be sure that the final draft appears as a professional document, free of errors.

Make sure the proposal is paginated properly, and is also reader-friendly. In other words, is it laid out effectively, can a reader spot new sections easily, does it look professional, etc.?

Be candid and state where problems exist. Factual rather than promotional information is required.

Note that writing style varies depending on the writer and the intended reader. However following are often true:

Diversity of sentence structure is desirable to stimulate reader's interest, but should not unnecessarily add to the length or should not confuse the reader.

Your written proposal and future reports should emphasize the concise documentation of a technical, complex engineering activity.

Lack of needed information cannot be covered up by confusing statements.

Use concise sentences; nouns should not be I, we, there, it, this, etc.

Proposal Evaluation Criteria

Problem Statement:

Does the proposal show a clear understanding of the problem and company background?

Objectives:

Are the objectives clearly stated and measurable? Is there a clear relationship between the objectives and a solution to the problem?

Approach:

Does the proposal have a detailed description of what steps need to be taken to achieve success? Is there a justification of why the various steps are needed? Are project milestones established?

Deliverables:

Are deliverables clearly stated? Does the customer know what to expect at the conclusion of the project?

Resources:

Does the team have the resources, time, equipment, supplies etc. needed for the successful completion of the project?

Overall Impression:Is the proposal presented in a professional way? Would you fund this proposal if you were the customer?

What is attenuation in communication?

User Avatar

Asked by Wiki User

loss of signal strength as distance increases The reduction of signal energy during transmission.

How do optical fibers allow light to travel along a bent tube?

User Avatar

Asked by Wiki User

internal shallow angle reflection

What communication medium uses pulses of light?

User Avatar

Asked by Wiki User

Fiber Optics uses light to signal on and off with each pulse, copper cables use power frequency, high and low to signal on and off.

What types of connector are use for fiber optic?

User Avatar

Asked by Wiki User

FC SC, ST, LC, D4, DIN, MU and MT

What is DID in telecom?

User Avatar

Asked by Wiki User

DID means Direct Inward Dialing Feature in the PBX features in telecom.