Portable printer
First Claim
1. A portable printer provided with optical communication units for effecting optical transmission and reception of data between itself and a data output device such as a handy terminal and a hand-held personal computer and printing data received by the optical communication units on paper, wherein the optical communication units are provided on different faces of an outer surface of the portable printer at two or more spots thereof.
1 Assignment
0 Petitions
Accused Products
Abstract
Since optical communication units are provided on different faces of an outer surface of a portable printer at two or more spots thereof for effecting optical transmission and reception of data between the portable printer and a data output device such as a handy terminal and a hand-held personal computer, optical transmission and reception of data between the portable printer and the data output device (host) can be effected with ease even if it is carried on a user'"'"'s belt or placed on a desk, and the optical communication units provided at two or more spots may be mounted on a single printed-circuit board.
6 Citations
8 Claims
- 1. A portable printer provided with optical communication units for effecting optical transmission and reception of data between itself and a data output device such as a handy terminal and a hand-held personal computer and printing data received by the optical communication units on paper, wherein the optical communication units are provided on different faces of an outer surface of the portable printer at two or more spots thereof.
Specification