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Rohm ekwupụtala mmepe nke ngwọta chaja ikuku ụgbọ ala yana nkwukọrịta ozi dị nso (NFC).Ọ na-ejikọta ọnụ Rohm's automotive-grade (AEC-Q100 qualified) wireless power transfer control IC (BD57121MUF-M) na STMicroelectronics 'NFC Reader IC (ST25R3914) na 8-bit microcontroller (STM8A series).
Na mgbakwunye na ịkwado ụkpụrụ WPC nke Qi na-akwado EPP (Gbawanye Profaịlụ Ike), nke na-eme ka chaja nye ike ruo 15 W, a na-ekwu na imewe multi-coil na-eme ka mpaghara chaja buru ibu (2.7X nnukwu chaja na nsonye). nhazi otu eriri igwe).Nke a pụtara na ndị na-azụ ahịa ekwesịghị ichegbu onwe ha maka ịhazi ekwentị ha na mpaghara chaja enyere ka ha nwee ike ịgba ụgwọ na ikuku.
Ndị European Automotive Standards Group (CE4A) nakweere chaja ikuku Qi dị ka ọkọlọtọ chaja na ụgbọ ala.N'afọ 2025, a na-ebu amụma na ọtụtụ ụgbọ ala ga-enwe chaja ikuku dabere na Qi.
NFC na-enye njirimara onye ọrụ iji nye ohere maka nkwurịta okwu Bluetooth/Wi-Fi na nkeji infotainment, mkpọchi ọnụ ụzọ/imeghe usoro, na ịmalite engine.NFC na-emekwa ka ntọala ụgbọ ala ahaziri ahazi maka ọtụtụ ndị ọkwọ ụgbọ ala, dị ka oche na idobe enyo, ihe ntọlite infotainment, na nhazi ụzọ agagharị ụzọ.Na-arụ ọrụ, a na-edobe smartphone na pad ịchaji iji malite ikesa ihuenyo na-akpaghị aka na infotainment na usoro igodo.
Na mbụ, mgbe ị na-ejikọta smartphones na sistemu infotainment, ọ dị mkpa ịme njikọ aka maka ngwaọrụ ọ bụla.Agbanyeghị, site na ijikọ chaja ikuku Qi na nkwukọrịta NFC, Rohm emeela ka ọ bụghị naanị chaja ngwaọrụ mkpanaka dị ka smartphones, kamakwa ịmekọrịta Bluetooth ma ọ bụ Wi-Fi n'otu oge site na nyocha NFC.
ST25R3914/3915 automotive-ọkwa NFC onye na-agụ IC dakọtara na ISO14443A/B, ISO15693, FeliCa, na ISO18092 (NFCIP-1) P2P nọ n'ọrụ.Ha na-agbakwunye njedebe n'ihu analọg nke na-egosipụta ihe a na-ekwu na ọ bụ uche nnata kacha mma na klaasị, na-ebuga arụmọrụ nchọpụta ihe si mba ofesi na consoles etiti ụgbọ ala.Dị ka ọkọlọtọ Qi, ọrụ nchọpụta ihe si mba ofesi maka ịchọpụta ihe ọla na-agụnye.Nke a na-egbochi nrụrụ ma ọ bụ mmebi ka ọ ghara ime n'ihi oke ọkụ ọkụ ma ọ bụrụ na etinye ihe ọla n'etiti onye na-ebufe na nnata.
ST25R3914 gụnyere ọrụ ST’s nwe akpaaka Antenna Tuning.Ọ na-adaba na mgbanwe gburugburu ebe obibi iji belata mmetụta sitere na ihe ọla dị nso na antenna onye na-agụ ihe, dị ka igodo ma ọ bụ mkpụrụ ego etinyere na njikwa etiti.Na mgbakwunye, MISRA-C: 2012-compliant RF middleware dị, nke na-enyere ndị ahịa aka ibelata mbọ mmepe ngwanrọ ha.
Usoro STM8A automotive 8-bit MCU na-abịa na ngwugwu dị iche iche na nha ebe nchekwa.A na-enyekwa ngwaọrụ ndị nwere data EEPROM agbakwunyere, gụnyere ụdị nwere CAN na-egosipụta ogologo ọnọdụ okpomọkụ na-arụ ọrụ agbatị ruo 150°C, na-eme ka ha dabara nke ọma maka ngwa ụgbọ ala dị iche iche.
Oge nzipu: Sep-02-2019