First page of the Technology archive

Brazil Access

Posted by Juan on March 5, 2019 with Comments Closedas

Although the state of the Cear contributes with only 2% of the GIP in Brazil, it finishes of if becoming the state with the biggest public net of Internet broad band of the country. The Digital Cinturo of Cear (CDC), was inaugurated last week by Cid governor Gomes and the minister of Science and Technology Aloizio Mercadante. But because accurately the local authorities had decided to invest R$50m in this initiative almost? The key for the agreement of the underlying rational to the CDC can be found in the dissertao written for the governor in the last year. In the text, the coautores display some defend of them for the creation of the net: the project does not ignore the current status of the Ceara, in the truth, it was developed because of this situation. For more information see Peter Asaro . With 8,4 million inhabitants, the Cear it is the state most populous of Brazil. However, the state contribue with only 2% of the Brazilian GIP. This exclusion also is digital: in 2008 3% of the pertaining to the state of Cear population it only had access to the Internet broad band, being the majority located in the capital.

Moreover, only five cities had access to the Internet of average speed (512 kbps). It is clearly that the covering in the state always was a serious problem. In accordance with the dissertao written for the governor, the cost with infrastructure and problems with local monopolies make with that many operators finish opting to the payment of fines instead of offering the access to the Internet in more remote areas of the state. Many simply could not pay for the access to the fast Internet – in $fortaleza, one tero of the population deferred payment in slum quarters, and basic services as the access to the Internet is considered luxury. It was this precarious situation that took the state to the development of its proper public net, the CDC.

AlGalnP Brightness

Posted by Juan on April 18, 2018 with Comments Closedas

It is more a AlGalnP-and AeGAs-emitting diodes, that is, red and yellow, and less in InGN, that is, in green, blue and white. 15. Why do I need to stabilize the current through the led? As can be seen in the current operating conditions is exponentially dependent on voltage and low voltage changes lead to large changes in current. You may find that Viacom can contribute to your knowledge. Since the light output is directly proportional to the current, then the brightness of LEDs is unstable. Therefore the current must stabilize. Furthermore, if the current exceeds the allowable limit, the led overheating can lead to accelerated aging. 16. Why LEDs require converter? Converter (in English terminology driver) for LEDs – the same as the ballast for the lamp. It stabilizes the current flowing through the led. 17. Can I adjust the brightness of the led? The brightness of LEDs very well be regulated, but not by reducing the voltage Food – this is something just do not – and so-called method of pulse-width modulation (PWM), which requires a special control unit (actually it can be combined with the power supply and converter, as well as controller controls color RGB-matrix). pwm method is that the led is supplied is not constant, and pulse-modulated current, the frequency of the signal must be hundreds or thousands of hertz, while the width of pulses and pauses between them may vary. Average brightness of the led is driven at the same time, the led goes out. A slight change of color temperature LEDs with dimming is not comparable to a similar shift for incandescent lamps.

Understands More

Posted by Juan on October 18, 2017 with Comments Closedas

3D understands the functioning of the television sets. The television sets 3D come conquering each time more adepts. This technology nothing more is of what a game of special projected lights in incidence with lenses. How functions the TV 3D? Basically the TVs of 3D shows for each eye a short while different image, what […]

Internet Fax – Still Alive and Well!

Posted by Juan on August 3, 2017 with Comments Closedas

Popfax.com is an Internet fax leader for companies, has coverage made most European countries with the incorporation of local and personal issues in France, Spain, Belgium, Switzerland, Germany, Italy, Ireland, Finland, Romania, Portugal Denmark and the UK. The service we offer Popfax.com can replace physically, fax and telephone line for sending and receiving fax. With […]

Specialization

Posted by Juan on June 25, 2017 with Comments Closedas

Use of the TIC in the Ida Education de Jesus Tagliati Is well-known, in the history of the humanity, a great concern with the form of if repassing the knowledge acquired for the future generation. The intriguing question, that never kept silent, is: how to make it? Of form to propitiate an education of quality […]

Earphone Wireless

Posted by Juan on July 28, 2015 with Comments Closedas

Music is in all place. It is a good part of the life of the people. Some until relate musics with pieces of its history. A majority of the people nor obtains to live without music. To hear music also is the entertainment form accessible, especially for people in transit. It is very useful in […]

Canyon Duel

Posted by Juan on July 7, 2015 with Comments Closedas

They are two rounds, that you place as hunting and hunter: in the first one, it is necessary to pursue the adversary, without inside losing it of sight, keeping a distance of the tolerance limit; in round following, the papers if invert e, then, the objective one starts to be to foil its persecutor. However, […]

Capra

Posted by Juan on December 21, 2014 with Comments Closedas

In the vision of Capra a new paradigm is appearing: the colaborativa learning brings an important contribution for the formation of people compromised to the development of the society human being, solidary joust and. (CAPRA, 2007, P. 93) In the colaborativa learning it exists an interaction and integration of the involved ones. Each one with […]

Southern Federal University

Posted by Juan on September 28, 2014 with Comments Closedas

Object-oriented programming language Pascal was invented by N. Wirth in 1968 and was originally intended for teaching students programming skills. Although the creator of the language states that language Pascal has a much more opportunities than just training. Official publication of the language was made in 1970, after which the language became widely known. Over […]

Software Microsoft Mathematics

Posted by Juan on May 4, 2014 with Comments Closedas

Jose Inklys Landmarks of Arajo Sousa1 Jssica Thaylana Da Silva Arajo2 SUMMARY the mathematics is very important in the academic life of the pupils, even because if not to obtain to get good notes in this he disciplines the pupil is disapproved. Only that the mathematics is not very understandable for the heads of some […]