Monday 10 March 2014

A Software Program to Bill our Calls based on the Quality of Connected Call.

Poor network reception and poor call quality. Image credit to Today's Telegraph
There is no doubt that mobile telecommunication has in numerous ways expanded the growth and development of our society and made our world a global village. In fact, the great impact is very well felt in the developing parts of the world like Africa and Nigeria where I live.

But in the developing world, here in Nigeria, while mobile telecom has expanded our economy, some elements are emerging that are insidiously denigrating the good impact of mobile telecom emergence: an occasional decline in the quality of call and mobile internet service offered by the mobile telecom companies operational in the country. Peripheral to the core of this occasional poor service delivery is the interruption in call by the "one minute remaining" voice that for some seconds (and which is money you've already paid and can't be refunded) actually prevent you from hearing the person you're conversing with-you have to ask him or her to repeat what was said during the lost seconds (money).

The people of Nigeria have been complaining, but on a very weak scale, concerning the 'peripheral problem' I talked about. But the bigger problem we have with these mobile telecom companies is the frequent abysmal quality of voice calls which I can estimate virtually every Nigerian on prepaid plan has and will keep on experiencing if nothing is done about it (this issue does not look like a litigable one in Nigeria for now). It is so annoying to call a number, get connected but for almost a minute of this call you and your caller can't hear each other-- instead you hear this sea roaring noise, all because of bad network reception. Technically speaking, it may not be the fault of these mobile telecom companies all the time and hence they may not be blamed at all times. However, the rule is that one must get the high quality value for money one paid for any service, and hence the customers subscribed to these telecom companies should not be the one suffering from this occasional decline in quality of calls by spending money and not getting the quality service. That is an economic waste both to the customer and the country as a whole: there about 120 million mobile phone subscribers in Nigeria as at June last year according to the Nigerian Communications Commission; estimating that 1% of this number experiences this problem for one second everyday, thats 1.2 million subscribers multiplied by the call rate for one second (which 0.15 naira for intra-network calls) and we have N180,000;  and for 30 days it is N5.4 million; this is the lowest threshold I set but I know it could be higher than this. This estimated threshold statistics shows that annually, Nigerian mobile phone subscribers practically throw about N64.8 million into the fire.


Normally, calls are billed at a per unit time rate in most places. This billing method is okay by me if the quality of the call is at its best and which should be because customers paid for it. But because of the occasional problems in quality that callers may experience, and which is never their fault at all times, and the fact that they must get quality for the money they paid, I'm proposing that a new factor be brought into the phone call billing equation. A new software can be developed that will use a special algorithm to calibrate levels of quality in voice call which will be integrated into the per unit time billing algorithm. Technically, the two factors-time and quality of the call (based on network reception at both users' ends)-will be mathematically represented by two waves on a graph. When network reception is good, the call-quality wave fizzles out and the caller is normally billed per unit time; if the network reception and consequently call quality is bad, two things can happen---either there is a freeze in the timing of the call (in the case where the two connected callers are not hearing each other) and no money will be charged the caller during this period until the reception returns to normal when the timing will be unfrozen; or in the case where the call quality is mildly to moderately poor, the time wave aligns with the call-quality wave and the caller is billed based on the call quality alone. The Nigerian Communications Commission can supervise the development of this program and constitutionally mandate telecom operators to adopt it into their call billing operations.

This new, innovative proposal, if taken up and developed, will further guarantee that customers get the full and high quality value for the services they pay for. Last year, the Nigerian Communications Commission fined the three major mobile telecom companies in Nigeria for abysmal service delivery, one of which is what I have just talked about. But the money fined these companies will not come back to the subscribers who did not get the value for it in the first place, and hence did not record a corresponding socioeconomic growth and development. Technology is here to enable us devise innovative ways of solving any problems that arise in our everyday lives. In Nigeria, mobile phone subscribers often do not get the full value for the services they paid for; this is a socioeconomic problem--and my proposal is one of the novel ways in which it can be solved.

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