Honda Motor Co., Ltd.

Continental Aktiengesellschaft

Michael Spannbauer

Brian Karl Lickfelt

Kentaro Yoshimura

Ulrich Stetter

Dirk Groeger

A keyless entry device and method for powering the keyless entry system, such as a key fob, are disclosed. The keyless entry device has a charging battery, a rechargeable battery, at least one long range function button for a long range function, and at least one short range function button for a short range function. The method includes charging the rechargeable battery using the charging battery, wherein the rechargeable battery has a larger burst current delivery capacity than the charging battery. The method further includes sending a short range transmission from the keyless entry device using at least one of: the charging battery, and the rechargeable battery, when the at least one short range function button is actuated, sending a long range transmission from the keyless entry device at least one of: the charging battery, and the rechargeable battery, when the at least one long range function button is actuated.

Keyless entry device and method for powering the keyless entry device

A keyless entry device and method for powering the keyless entry system, such as a key fob, are disclosed. The keyless entry device has a charging battery, a rechargeable battery, at least one long range function button for a long range function, and at least one short range function button for a short range function. The method includes charging the rechargeable battery using the charging battery, wherein the rechargeable battery has a larger burst current delivery capacity than the charging battery. The method further includes sending a short range transmission from the keyless entry device using at least one of: the charging battery, and the rechargeable battery, when the at least one short range function button is actuated. The method further includes sending a long range transmission from the keyless entry device at least one of: the charging battery, and the rechargeable battery, when the at least one long range function button is actuated.

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Wuppertal, Germany

Michael Spannbauer