Akbil was an integrated electronic ticket system used for fare payment on

public transport in Istanbul ] Public transport in Istanbul comprises a bus network, various rail systems, funiculars, and maritime services to serve the more than 18 million inhabitants of the city spread over an area of 5712 km2. History Public road transp ...

Turkey Turkey ( tr, Türkiye ), officially the Republic of Türkiye ( tr, Türkiye Cumhuriyeti, links=no ), is a transcontinental country located mainly on the Anatolian Peninsula in Western Asia, with a small portion on the Balkan Peninsula ...

, and was first issued in 1995. In 2009 it was replaced by the Istanbulkart; while existing Akbil tickets could still be used, new ones were no longer sold, and it was completely phased out 2015. It was valid for boarding buses, funiculars, LRT, metro, commuter trains, ferryboats and trams operated by the Metropolitan Municipality. Unlike payment by cash, the Akbil allowed a passenger to transfer service within the transportation network under some defined conditions. Akbil is a

portmanteau A portmanteau word, or portmanteau (, ) is a blend of wordsfaregate In rail transport, the paid area is a dedicated "inner" zone in a railway station or metro station, accessible via turnstiles or other barriers, to get into which, visitors or passengers require a valid ticket, checked smartcard or a pass. A sys ...

to gain access for boarding or on the vehicle to ride. The system used iButtons or smart

radio-frequency identification Radio-frequency identification (RFID) uses electromagnetic fields to automatically Automatic identification system, identify and Tracking system, track tags attached to objects. An RFID system consists of a tiny radio transponder, a radio receiver ...

cards as tickets. Akbils were

1-Wire 1-Wire is a device communications bus system designed by Dallas Semiconductor Corp. that provides low-speed (16.3 kbit/s) data, signaling, and power over a single conductor. 1-Wire is similar in concept to I²C, but with lower data rates and ...

(iButton) electronic tags. The keyfob version of the device had the emblem of the Istanbul Metropolitan Municipality moulded on it. The units could be acquired from offices near major transport interchanges for a refundable deposit of 6 TL, and were loaded with credits in these offices in amounts up to 150 TL. Alternatively, they could be loaded at special purpose machines, newsstands or small shops which offered this service.

References

Fare collection systems in Turkey Transport in Istanbul Rapid transit in Turkey Ferry transport in Turkey Public transport in Istanbul {{Turkey-transport-stub