Menene LDAC?
LDAC fasaha ce ta coding audio mara waya ta Sony ta haɓaka. An fara buɗe shi a 2015 CES Consumer Electronics Show. A lokacin, Sony ya ce fasahar LDAC ta fi inganci sau uku fiye da daidaitaccen tsarin shigar da lambar Bluetooth da matsawa. Ta wannan hanyar, waɗancan fayilolin mai jiwuwa masu ƙarfi ba za su cika matsewa ba lokacin da ake watsa su ta hanyar waya, wanda zai haɓaka ingancin sauti sosai.
Lokacin watsa sauti mai girma na LPCM, fasahar LDAC tana kiyaye matsakaicin zurfin zurfinta da kewayon amsa mitar, yana ba da damar watsa inganci mai inganci ko da a 96kHz/24bit audio. Sabanin haka, fasahar watsa sauti ta Bluetooth ta gargajiya, kafin a watsa sauti na LPCM, lokacin da ake canja wurin bayanan sauti, abu na farko da za a yi shine a "lalata" babban bidiyon zuwa CD mai girman 44.1 kHz/16, sannan a watsa shi. ta hanyar 328 kbps, wanda zai haifar da asarar bayanai masu yawa, har sau biyu. Wanne zai haifar da wannan ƙarewa: ingancin sauti na ƙarshe ya fi muni fiye da ainihin ingancin CD ɗin.
AMMA, yawanci wannan fasaha za a iya amfani da ita a na'urorin Sony kawai.
Menene aptX?
AptX daidaitaccen codec ne na audio. An haɗa mizanin tare da ka'idar watsa sauti ta sitiriyo A2DP ta Bluetooth. Ma'aunin coding na sitiriyo na gargajiya na Bluetooth shine: SBC, wanda akafi sani da lambar kunkuntar, kuma aptX sabon ma'aunin coding ne wanda CSR ya gabatar. A ƙarƙashin yanayin ɓoye SBC, lokacin jinkirin watsa sautin sitiriyo na Bluetooth ya kasance sama da 120ms, yayin da ma'aunin ɓoye na aptX na iya taimakawa rage jinkirin zuwa 40ms. Jinkirin da yawancin mutane za su iya ji lokacin da latency ya wuce 70ms. Don haka, idan an karɓi ma'aunin aptX, mai amfani ba zai ji jinkirin yin amfani da shi ba, kamar ƙwarewar kallon TV kai tsaye da kunnuwa.
Feasycom, a matsayin ɗaya daga cikin mafi kyawun masu samar da mafita na Bluetooth, ya haɓaka shahararrun samfuran Bluetooth guda uku tare da aptX, fasahar aptX-HD. Kuma su ne:
Lokaci na gaba lokacin da kake neman mafita don aikin sauti na mara waya, kar a manta NEMI FEASYCOM GA TAIMAKO!
