초록 ▼

A wireless telephone engine, smart-card engine and Personal Digital Assistant (PDA) engine are integrated in a single device, wherein an address book is shared by the wireless telephone engine and PDA engine. An associated display unit including a touch screen is coupled to the PDA. The smart-card e

A wireless telephone engine, smart-card engine and Personal Digital Assistant (PDA) engine are integrated in a single device, wherein an address book is shared by the wireless telephone engine and PDA engine. An associated display unit including a touch screen is coupled to the PDA. The smart-card engine is configured to communicate with external devices via a short-range transceiver. Additionally, the PDA engine is configured to automatically balance an electronic account ledger based upon point of sale transactions, and control a remote device by transmitting signals to the device via the short-wave transceiver and/or the wireless telephone engine. The PDA engine is also configured to receive signals from the remote device regarding the status of the remote device. Further, the PDA engine is configured to exchange data with a remote computer via the wireless telephone engine. The exchanged data includes information stored within the PDA engine and the address book.

대표청구항 ▼

1. A communication device comprising:a housing having a front side and a back side; a cover rotatably attached to the housing and being rotatable from a first position to a second position, wherein when the cover is in the first position, the cover is in contact with the front side of the housing at

1. A communication device comprising:a housing having a front side and a back side; a cover rotatably attached to the housing and being rotatable from a first position to a second position, wherein when the cover is in the first position, the cover is in contact with the front side of the housing at least partially covering a display of the communication device and the communication device is operable in a phone mode, and when the cover is in the second position the cover is disposed at an angle relative to the housing and is prevented from further rotation towards the back side of the housing thus functioning as a stand for speakerphone operation of the communication device; and a speaker located on the back side of the housing.