Blog

ʻO nā fiber Optical nā ala uea e hoʻouna i nā hōʻailona optical. Ke kuhikuhi nei mākou i nā hōʻailona uila pono ʻole i ke kahawai e like me ka walaʻau. Hoʻopili ʻia ka walaʻau ma ka ʻōnaehana kamaʻilio ma luna o ka hōʻailona, ​​a aia pū kekahi i ka ʻōnaehana kamaʻilio inā ʻaʻohe hōʻailona hoʻouna, a...

Hoʻopili ke kahawai i ka mea kamaʻilio o ka hopena hoʻouna a me ka hopena loaʻa, a ʻo kāna hana ʻo ia ka hoʻouna ʻana i ka hōʻailona mai ka hopena hoʻouna a i ka hopena loaʻa. Wahi a nā media hoʻouna ʻokoʻa, hiki ke hoʻokaʻawale ʻia nā kahawai i ʻelua mau ʻāpana: nā kaila uila a me nā cha ...

1. Hoʻokaʻawale ʻia e ka lawelawe kamaʻilio E like me nā ʻano like ʻole o nā lawelawe kamaʻilio, hiki ke hoʻokaʻawale ʻia nā ʻōnaehana kamaʻilio i nā ʻōnaehana kelepona kelepona, nā ʻōnaehana kelepona, nā ʻōnaehana ʻikepili, nā ʻōnaehana kiʻi, etc.

(1) Source coding a decoding ʻElua mau hana kumu: ʻo ka hoʻomaikaʻi ʻana i ka maikaʻi o ka hoʻouna ʻana i ka ʻike, ʻo ia hoʻi, ma o kekahi ʻano o ka ʻenehana coding compression e hoʻāʻo e hōʻemi i ka helu o nā hōʻailona e hōʻemi i ka helu hōʻailona. ʻO ka lua, ʻo ia ka hoʻopiha ʻana i ka analog/digital (A/D) con...

Hiki ke manaʻo ʻia nā hōʻailona a me ka walaʻau ma ke kamaʻilio ʻana he mau kaʻina hana maʻamau e loli me ka manawa. Loaʻa i ke kaʻina random nā hiʻohiʻona o ka hoʻololi random a me ka hana manawa, hiki ke wehewehe ʻia mai ʻelua mau manaʻo like ʻole akā pili pili: (1) Kaʻina random i...

ʻO ke ʻano kamaʻilio e pili ana i ke ʻano hana a i ʻole ke ʻano hoʻoili hōʻailona ma waena o nā ʻaoʻao kamaʻilio ʻelua. 1. Simplex, half-duplex, and full-duplex communication No ke kamaʻilio kiko-i-kahi, e like me ke kuhikuhi a me ka manawa o ka hoʻouna ʻana i ka memo, ka ...