It started in 1820, when Hans Christian Oersted discovered that electric current in a wire causes a compass needle to orient itself perpendicular to the wire. This was the first clue that electricity and magnetism are not two separate entities, but rather always coexist. In 1861, James Clerk Maxwell published a paper which presents a [...]
Archive for the ‘Technology, Science and Engineering’ Category
Digital Television: Historical Brief (1)
Posted in Technology, Science and Engineering on January 25, 2009 | Leave a Comment »
10 Signs of “Green” Engineer
Posted in Technology, Science and Engineering, Thoughts to be thought on May 18, 2008 | 9 Comments »
On January 2007, I attended a training lectured by a general manager. One of his material was about signs of inexperienced engineer. Because the training was given in Japanase, and at that time my Japanase was still poor (even now ), I didn’t really understand the content.
Tonight I reread the training’s handout and I [...]
No Single Formula For Succesful Innovation
Posted in Japan, Technology, Science and Engineering on May 5, 2008 | 4 Comments »
Kemarin saya membaca sebuah artikel tentang hasil survei negara-negara paling inovatif di dunia yang diselenggarakan oleh lembaga Economist Intelligence Unit. Setelah mencari tahu lebih jauh, saya mendapati bahwa survei ini mendefinisikan inovasi sebagai “the application of knowledge in a novel way, primarily for economic benefit“. Yang dijadikan sebagai parameter utama adalah jumlah [...]
Digital Broadcasting: Why Digital? (A qualitative review)
Posted in Technology, Science and Engineering on July 6, 2007 | Leave a Comment »
Broadcasting is a mass communication method. The basic idea of broadcasting is to make information sent from one source can be received by multiple receivers.
Digital broadcasting system is a telecommunication system of sending and receiving information by means of digital signals. This information can be sounds, moving pictures, or data.
Before digital broadcasting systems emerged, information [...]
Let’s Describe the Whole World
Posted in Technology, Science and Engineering on March 5, 2007 | 5 Comments »
I was spending a lazy evening in my room when my friend Dana sent me a website link. It’s a link to Wikimapia, an online map utilizing Google Maps. The difference is, you can add note to any location in the map. In other words, you can make notes on places all over the [...]