Frequency clearance is mandatory requirement in designing, implementing and optimizing radio frequency for cellular networks. Though a good frequency plan has been defined to ensure acceptable of internal interference level, an external interference sometime disturbs the radio networks not only in the operational phase but also when the mobile operator optimizing their radio [...]
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Dr. Kaoru Ishikawa, a Japanese quality control statistician, invented the fishbone diagram. Therefore, it may be referred to as the Ishikawa diagram. The fishbone diagram is an analysis tool that provides a systematic way of looking at effects and the causes that create or contribute to those effects. Because of the function of [...] |
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