Zivo

Iyo Diode inoumbwa nePN junction, uye iyo photodiode inogona kushandura chiratidzo che optical muchiratidzo chemagetsi, sezvinoratidzwa pasi apa: Kazhinji, chisungo checovalent chinoitwa ionized apo PN junction inovhenekera nechiedza.Izvi zvinogadzira maburi uye ma electron pairs.Iyo photocurrent inogadzirwa nekuda kwe ...

LAN ndiyo inonyanya kufarirwa yatinoshandisa nhasi.Chii chinonzi LAN?A Local Area Network (LAN) inoreva boka remakomputa akabatanidzwa nemakomputa akawanda mune imwe nzvimbo achishandisa chiteshi chenhepfenyuro.Iyo yakawanda iripo munzvimbo ino, iyo yakawanda michina inogona kutaurirana kune mumwe nemumwe.Uye chete ...

Nekukurumidza kusimukira kwemakomputa uye tekinoroji yavo yekubatanidza (inozivikanwawo se "network tekinoroji"), Ethernet yave iyo pfupi-yakapetwa maviri-layer komputa network ine yakanyanya kupinza mwero kusvika parizvino.Iyo yakakosha chikamu cheEthernet ndiyo Ethernet switch.Manual uye...

VCSEL, iyo inonzi Vertical Cavity Surface Emitting Laser yakazara, imhando ye semiconductor laser.Parizvino, maVCSEL mazhinji akavakirwa paGaAs semiconductors, uye emission wavelength inonyanya muinfrared wave band.Muna 1977, Muzvinafundo Ika Kenichi weTokyo University of Technology fir...

Iyo network inogona kuiswa muLAN, LAN, MAN, uye WAN.Zvinorehwa nemazita aya zvinotsanangurwa nekuenzaniswa pazasi.(1) Personal Area Network (PAN) Manetiweki akadaro anogona kugonesa kupfupika kwenetiweki kutaurirana pakati pezvinotakurika zvevatengi midziyo nemidziyo yekutaurirana, Ichi cov...

RSSI ndiyo chidimbu cheReceived Signal Strength Indication.Iyo yakagamuchirwa chiratidzo chesimba chimiro chinoverengerwa nekuenzanisa maitiro maviri;ndiko kuti, inogona kushandiswa kuona kuti simba rechiratidzo rakasimba sei kana risina simba richienzaniswa neimwe chiratidzo.Iyo yekuverenga formula yeRSSI...