Patent ID: 7130188
Filing Date: 2006-10-31
Classification: G06F,H05K

Abstract:
1. A locking apparatus comprising: a portable terminal having a terminal control section and a bottom plate, wherein the bottom plate includes a first connection terminal connected to the terminal control section and a locking hole; a cradle having a seating portion, on which the portable terminal is seated, a cradle control section, a second connection terminal located in a position corresponding to the first connection terminal and connected to the cradle control section; a locking member located in the seating portion in a position corresponding to the locking hole; a rotary motor controlled through the cradle control section and connected to the locking member, the rotary motor being rotated when a recognition signal for the locking member rotation information is inputted into the cradle control section; and a light transmission/reception hole located in a predetermined area in the bottom plate of the portable terminal; a light transmission/reception port emitting light, wherein the light transmission/reception port is located on the cradle and positioned such that emitted light is reflected from the locking member through the light transmission/reception hole; and a reflection plate reflecting the light to the bottom surface of the locking member, wherein the reflection plate is located on the cradle, and when a predetermined amount of light reflected from the reflection plate is received in the light transmission/reception port, the rotary motor control signal is produced in the cradle control section based upon the amount of reflected light, wherein the locking member is inserted into the locking hole and rotates based on locking member rotation information, the locking member rotation information being created in response to the first and second connection terminals being connected together after the portable terminal is seated on the seating portion and a request is made that the locking member and the locking hole be locked together.