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Ikhaya > Izindaba > Ama-5G chip awadabukanga? Abakhiqizi aba-5 bajabulela isikhashana ikhekhe elikhulu le-5G

Ama-5G chip awadabukanga? Abakhiqizi aba-5 bajabulela isikhashana ikhekhe elikhulu le-5G

Ngokombiko wenethiwekhi yezimali we-opharetha, abasebenza ngaphakathi embonini baveze ukuthi ngemuva kokufakwa ohlwini kwezinye izingcingo ezi-5G, abakhiqizi bathole ukuthi abakhiqizi be-chip bakwa-5G bomhlaba bampofu kakhulu, kube yisihlanu kuphela, izinkampani ezingamaselula ezinokukhetha okuncane kakhulu kwama-chip we-5G.

Izinkampani ezingakhulisa ama-5G chips yiHuawei HiSilicon, Qualcomm, Samsung, MediaTek, neZiguang.

Ngasekuqaleni konyaka, uHuawei wakhipha ngokusemthethweni i-5G multimode terminal chip, iBalong 5000, emhlabeni. I-chip isebenzisa inqubo eyi-7nm, isilinganiso sokulanda esifinyelela ku-4.6Gbps kunethiwekhi ye-5G Sub-6GHz band, isilinganiso esiphakeme sokulanda se-6.5Gbps ku-mmWave (millimeter wave) band, imboni isekela i-NR TDD ne-FDD isibonisi esigcwele okokuqala, ukuxhaswa okuvumelanayo Imodi yokuxhumana ye-SA ne-NSA 5G. Ngokwokwethulwa kukaHuawei, iBaron 5000 iyi-5G terminal baseband chip ngokuhlanganiswa okuphezulu nokusebenza okuphezulu kakhulu embonini. Akuyona kuphela i-chip yokuqala ye-single-chip multimode 5G baseband yomhlaba, kodwa futhi isekela izixazululo ze-2G, 3G, 4G, 5G single-chip, ngokusetshenziswa okuphansi kwamandla nokusebenza okungcono.

I-Qualcomm iphinde yakhipha i-chip yesibili ye-5G baseband Snapdragon X55 kulo nyaka, ngokususelwa kubuchwepheshe bokwenza inqubo kwe-7nm. I-chip eyodwa isekela i-2G, 3G, 4G, i-multimode eyi-5G, futhi isekela amamilimitha angama-millimeter nangaphansi kwebhendi ye-frequency ye-6GHz, esekela amazinga we-TDD ne-FDD. Sekela imodi yenethiwekhi ezimele, engazimele. Kwindlela ye-5G, i-Opteron X55 ingafinyelela isivinini sokulanda esifinyelela ku-7Gbps futhi ilayishe isivinini esifinyelela ku-3Gbps. Ibuye futhi isekele i-Cat 22 LTE yamajubane okulanda afinyelela ku-2,5 Gbps.

AbakwaSamsung bakhiphe i-chip yakhe yokuqala eyi-5G baseband Exynos Modem 5100 ngonyaka owedlule. Ngokuya ngokucacisiwe, i-Exynos Modem 5100 chip yakhiwe ngobuchwepheshe be-10nm LPP, isekela imvamisa ephansi ye-Sub 6GHz (esetshenziswa eChina) kanye ne-mmWave (millimeter wave) imvamisa ephezulu, emuva iyahambisana ne-2G / 3G / 4G, kufaka phakathi kodwa kungagcini ku-GSM , I-CDMA, i-WCDMA, i-TD-SCDMA, i-HSPA, i-4G LTE, njll. I-Exynos Modem 5100 ingafinyelela isilinganiso sokulanda esifinyelela ku-2 Gbps ku-Sub 6 GHz, isilinganiso sokulanda se-6 Gbps ku-millimeter wave band, kanye ne-4 Gbps ijubane ku-1.6 Gbps.

IMediaTek ikhiphe inkundla yayo yeselula engu-5G ngoMeyi kulo nyaka. I-multimode 5G system single-chip (SoC) yenziwa kwinqubo ye-7nm nge-modem ye-5G eyakhelwe ngaphakathi iHelio M70. Le nkundla yeselula ye-multimode 5G ilungele i-5G ezimele futhi ingezimele (SA). / NSA) Ukwakhiwa kwebhendi ye-Sub-6GHz band, ukusekela kuyahambelana kusuka kwizizukulwane ze-2G kuya kwezingu-4G zobuchwepheshe bokuxhuma. Inejubane lokulanda le-4.7 Gbps nesivinini sokulayisha esingu-2,5 Gbps.

UZiguang Zhanrui uphinde wakhipha i-5G basebandband chip Ivyo 510 kwiMWC 2019 ebibanjwe ngoFebhuwari kulo nyaka. Isebenzisa ubuchwepheshe be-TSnC inqubo ye-12nm, isekela ubuchwepheshe obuningi be-5G, ingafinyelela izindlela ezi-2G / 3G / 4G / 5G zokuxhumana eziningi, ihambelana nemininingwane ejwayelekile ye-3GPP R15 ejwayelekile, isekela i-Sub-6GHz band frequency ne-100MHz bandwidth, iyindawo ephezulu ukuhlanganiswa kokusebenza okuphezulu, amandla aphansi we-5G baseband chip. Ngaphezu kwalokho, i-Ivy 510 ingasekela zombili izindlela zokuxhumana (SA) ezizimele kanye neNSA (non-Independent networking) izindlela zokuhlangabezana ngokugcwele nezidingo ezahlukahlukene zokuxhumana nezokuxhumana esigabeni sokuthuthukisa i-5G. Izinga lokuphakama kwethlink ngu-1.5 Gbps kubhendi ye-NSA 2.6G.

Njengoba i-chip ye-baseband engu-5G idinga ukuhambisana namanethiwekhi we-2G / 3G / 4G ngasikhathi sinye, izindlela nezindlela zemvamisa ezidinga ukuxhaswa zikhuliswa kakhulu. AbakwaSeverbright Securities baveze kumbiko wokucwaninga ukuthi ifoni yamanje ye-4G idinga ukuxhasa imodi yamamodeli ayi-6, futhi izofinyelela amamojula angama-7 esikhathini se-5G, ukuguquguquka kwesakhiwo se-chip kuzothuthukiswa kakhulu. Abakhiqizi be-chip, badinga ucwaningo lobuchwepheshe olunamandla namandla entuthuko. Phakathi kwabo, i-Intel, enethemba ngomkhakha, ayikwazanga ukuhambisa izimpendulo ezigculisayo futhi imane ithengise ibhizinisi lase-Apple.

Izidingo eziphakeme kanjalo nobunzima bokuklama kuholele ekuqhamukeni kwabakhiqizi abambalwa be-5G chip global, kepha noma ngabe kukhona umkhuba we-oligopoly, umncintiswano usavutha. Ebusweni be-5G, le khekhe ayizimisele ukudla okuncane. Ngaphezu kwalokho, kusekhona abakhiqizi be-chip abaningi abaningi abagijimela kule echelon, futhi kusazolindeleka ukwenyuka nezikhathi ezizayo.