Amaya Toman Nyob rau hnub no ib feem ntawm peb cov koob ntawm cov xwm txheej tseem ceeb hauv kev siv thev naus laus zis, peb yuav rov nco txog lub hnub tseem ceeb cuam tshuam nrog lub tuam txhab Apple tom qab qee lub sijhawm. Hnub no yog hnub tseem ceeb ntawm kev nthuav qhia ntawm Powebook 100. Tab sis peb kuj tseem yuav tham txog Thomas A. Edison lub teeb teeb lossis patent rau ferrite nco.
Nws yuav yog txaus siab rau koj
Thomas A. Edison lub teeb (1879)
Thaum Lub Kaum Hli 21, 1879, Thomas A. Edison ua tiav 14 lub hlis ntawm kev sim nws qhov kev sim teeb pom kev zoo. Txawm hais tias thawj qhov kev sim teeb pom kev zoo tsuas yog siv sijhawm li 13,5 teev, nws yog qhov ua tau zoo heev thaum lub sijhawm. Edison tau ua kom zoo dua 50-xyoo-laus thev naus laus zis los tsim cov teeb pom kev zoo thiab kev lag luam.
Cov duab thaij duab
Patent rau ferrite nco (1949)
Thaum Lub Kaum Hli 21, 1949, Asmeskas tus kws kho mob ntawm Suav keeb kwm An Wang patented lub npe hu ua ferrite nco. Thawj lub tswv yim ntawm kev siv cov ntaub ntawv ferromagnetic rau kev paub txog kev nco tau yug hauv xyoo 1945 hauv lub siab ntawm J. Presper Eckert thiab Jeffrey Chuan Chu ntawm University of Pennsylvania's Moore School. Nyob rau hauv rooj plaub ntawm Wang's patent, txawm li cas los xij, nws tsis yog lub cim xeeb raws li peb paub niaj hnub no, tab sis ib hom kev sib txuas uas siv ob lub ferrite cores ib ntsis ntawm lub sijhawm.
Powerbook los ntawm Apple (1991)
Thaum Lub Kaum Hli 21, 1991, Apple tau tshaj tawm nws lub khoos phis tawj nqa tau hu ua Powerbook 100. Lub khoos phis tawj tau nthuav tawm ntawm COMDEX computer fair hauv Las Vegas, thiab yuav tsum sawv cev rau tus qauv qis kawg ntawm trio ntawm thawj zaug tso tawm Apple PowerBooks. Lub Powerbook 100 phau ntawv tau nruab nrog 16MHz Motorola 68000 processor thiab nruab nrog cuaj-nti monochrome passive Matrix LCD saib. Lub PowerBook - lossis zoo li tag nrho cov khoom lag luam - tau txais txiaj ntsig zoo los ntawm cov neeg siv, khwv tau Apple ntau dua $ XNUMX nphom hauv thawj xyoo.
