SSD (Solid State Drive) -Tunlaia Storage device atna an hman lar ber

SSD (Solid State Drive)
(Tunlaia Storage device atna an hman lar ber)
Er. Chhungpuia Renthlei
Senior Technical Officer
NIELIT Aizawl

SSD hi enge ni?
SSD hi flash memory hmanga data vawn á¹­hatna hmanrua (storage device) a ni. Computer leh electronic device-a dah khâwmna (storage device) tunlaia an hman uar ber pakhat a ni. NAND Flash Memory tih semiconductor memory hmangin data a khâwl. Tunlai computer, laptop, gaming PC, server leh data centre- ah storage technology pawimawh tak a ni. 

HDD aiin a chak zawk a, Hard Disk Drive angin a ri a siam lo va, a rinawm (reliable) zawk bawk. NAND flash memory hmangin data a vawng á¹­ha á¹­hin.  Mechanical part (moving parts) a awm loh vangin electric current a heh lo. A ri lo va, a sa vut vut lo bawk. A tlo hle bawk. Data lak chhuah (read) leh dah luh (write) kawngah a chak em em. Computer speed leh performance pawh a tichak hle. Khawih chet leh tauh palh ah a chhe mai lo palhah shock resistant a nei tha. 

Technology hmasawn zelah Computer hard disk kan hman tam ber hi SSD (Solid State Drive) hian a rawn thlak mek zel a. Tun dinhmunah chuan dta storage na ber a ni tawh. Data tam tham tak khawlkhawm nan Server tam ber chuan an hmang deuh vek tawh bawk.  SSD (Solid State Drive) i hmang anih chuan Space awm zawng zawng hnawh khat vek suh. Regulare takin firmware update reng rawh. SSD chhia/man tlawm lutuk hmang suh. Hna a thawh á¹­hat reng nan TRIM enable rawh. 

SSD Part pawimawh te:
NAND Flash Memory: Data zawng zawng dahkhawmna leh tha taka vawng himtu a ni.
Controller: SSD leh computer inbiak tawnna leh data inthawn viltu a ni.
Cache Memory: Data hman ngun zualte a lo vawng lawk a, a tul hun apianga rang taka thawnchhuaktu a ni.
PCB (Circuit Board): SSD part zawng zawng innghahna leh inthlunzawmna hmun a ni.
SATA / M.2 Connector: SSD leh motherboard thlunzawmtu a ni.

SSD Hnathawh dan:
Computer Switch On veleh Computer in SSD hnenah data dilna(request) signal a thawn a. Controller chuan flash memory atangin data chak takin a la chhuak a.Data chu computer hnenah a thawn nghal a. Data save tur rang takin a lo save zel bawk. Hetiang hian computer a hna kan thawh chhung zawng in process hi a kalkual reng thin.

SSD chi hrang hrang te:
1. SATA SSD (2.5 inch): SATA interface hmanga inthlunzawm a ni. A len dan (form factor) hi Hard Drive (HDD) pangngai nen a inang chiah a ni. A chak a, a man pawh a tlawm, mi tam ber hman duh chi a ni. Computer hlui tawh upgrade nan hman a awlsam em em bawk. Desktop leh laptop pangngai, hna satliah thawh nan a á¹­ha hle.

2. M.2 SSD: A te a, a zim (compact) em em. Chip (RAM) ang hi a ni a, langin, motherboard-ah direct a vuah mai tura siam a ni. A bik takin cable a ngai ve lo va, computer chhung a tithawveng hle. SATA aiin a chak zawk daih a, a zim avangin laptop pan tak chi (thin-and-light laptops) ah pawh vuah a awlsam. Laptop thar leh computer chhuak tharah an hmang uar hle.

3. NVMe SSD: PCIe interface hmang chi a ni a, NVMe (Non-Volatile Memory Express) protocol a hmang bawk. SSD zawng zawng zingah data chhiar (read) leh ziah (write) ah a chak ber. A performance a sang (top-tier) a, data lian tak tak khawih nan tluktu an awm lo. Gaming, professional video editing leh system chak tak (high-performance systems) mamawhtu tan a á¹­ha ber.

SSD Hmanna langsar te: Operating system (OS) leh program hrang hrang dah nan. Gaming leh video editing-ah. Computer tihnun (boot) leh application hawn tihchak nan. File leh project pawimawh dah á¹­hat nan.

SSD than chhoh dan:
1976 ah Dataram chuan Bulk Core tih RAM-based SSD system a siam.1978 ah StorageTek chuan STC 4305, 45 MB SSD system a siam. 1980 ah Fujio Masuoka (Toshiba) chuan Flash Memory technology a siam. 1987 ah Toshiba chuan NAND Flash Memory a release. 1988 ah SunDisk chu Eli Harari, Sanjay Mehrotra leh Jack Yuan te chuan an din.1989 ah Flash-based SSD technology development/patent a ni.

1991 ah SunDisk chuan IBM tan 20 MB Flash SSD a siam. Hei hi tunlai Flash SSD hmasawnna milestone a ni. 1990 chho ah SSD-te chu server, industrial leh military system-ah an hmang á¹­an. 1998 ah NAND Flash capacity chu nasa takin a pung; Kioxia/Toshiba chuan 256 Mbit NAND Flash lei theihin a tlangzarh. 2000 chho ah Flash SSD-te chu laptop leh portable device-ah an hmang uar hle tawh.

2007–2010 chhung khan SSD-te chu consumer laptop/desktop-ah hmang nasa hle. 2010 chho ah 2.5-inch SATA SSD te chu HDD thlâkna atan an hmang an lar hle. 2013–2015 ah M.2 SSD leh PCIe interface an lar chho hle. 2010s–2020s khan NVMe SSD te an lar a, SATA SSD aia data transfer chak zawk an ni. 2020 chhoah PCIe Gen 4 leh Gen 5 NVMe SSD-te chu gaming PC, workstation leh data centre-ah hman nasat zêl. Kumin 2026 hian SSD technology chu 3D NAND, NVMe, PCIe Gen 5 leh capacity sang tak lamah a kal zêl.

SSD siamtu Company lar zual te:
Fujio Masuoka – Toshiba: Flash Memory technology-a sulsu tu.
Eli Harari – SunDisk/SanDisk: Flash-based solid-state storage duangchhuaktu.
Sanjay Mehrotra & Jack Yuan – SunDisk: SunDisk dinpui tu, Flash storage development-ah an tel.
Dataram: 1976-ah RAM-based SSD system hmasa berte zinga pakhat a siam.
StorageTek: 1978-ah enterprise SSD pawimawh tak, STC 4305, a siam.
IBM: 1991-ah SunDisk Flash SSD prototype chu IBM laptop atan hman tûrin a evaluate/commission

SSD hmasa berte chu RAM (Random Access Memory) hmangin kum 1970s-ah an lo hmang tawh. Dataram chuan 1976-ah “Bulk Core” tih SSD system a siam a, minicomputer atan an hmang.1978-ah StorageTek chuan STC 4305 tih SSD system a siam, chu 45 MB data dah theihna a ni. A hun lai chuan a lian hle SSD data khawlkhawmna ber chu Flash Memory hi a ni. Fujio Masuoka, Toshiba-a engineer, chuan 1980 velah Flash EEPROM technology a siam. NAND Flash chu chip size tê tak te leh storage density sang tak a ni a, mass storage atan a á¹­ha hle. 1987-ah Toshiba chuan NAND Flash Memory a release a. Hei hi hun lo kal zêlah SSD hlawhtlinna thlentu ber pakhat a ni. SSD siamtu pawimawh ber SanDisk hi a ni. Eli Harari, Sanjay Mehrotra leh Jack Yuan ten 1988-ah an din. A tira a hming chu SunDisk a ni.  A hnuah SanDisk tiiin a thlak a, vawiin thlengin an la hmang. An tum ber chu Flash Memory hmanga storage device siam hi a ni. 1991-ah SunDisk chuan IBM tan 20 MB Flash-based SSD prototype a siam. Hei hi tunlain Flash SSD hmasawnna milestone pawimawh tak a ni. 



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