PAGER BATTERY DOOR CONTAINING INPUT AND OUTPUT OPTICAL DEVICES FOR DATA INTERFACE
Original Publication Date: 1992-Dec-01
Included in the Prior Art Database: 2002-Jan-18
As pagers become more feature laden the need arises in Figure 1, and contacting them to the pager thou it's to take out material cost from the pager when the option normal hard contacts, located in the battery compart- or accessory is not needed. On pagers with an infrared ment, a unique optical link can be made to the pager. link for programming or printer output the IR LED and This saves space in the pager's housing as well as mak- Photo Detector can be placed in the battery door. By ing optical interfacing an easily addable option. putting the optical devices in the battery door, as shown Optical input and output devices programming contacts.