| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a communication apparatus about a wireless data communi cation network, using wireless data communication between a mobile data processing unit and a central computer. SOLUTION: This wireless local area network includes a simplified RF port formed so as to be provided with a low level medium access control function. A higher level media access control function is provided in a cell controller and may be operated as one or more RF ports. A mobile unit can also be configured by being provided with the higher level media access control function to be executed in a host processor.</p> |
