×

Asymmetric data access scheme

  • US 6,791,952 B2
  • Filed: 10/31/1997
  • Issued: 09/14/2004
  • Est. Priority Date: 10/31/1997
  • Status: Expired due to Term
First Claim
Patent Images

1. A radio base station comprising:

  • a first antenna and a transceiver apparatus configured to operate a plurality of duplex channel pairs each comprising an uplink channel and a downlink channel;

    a second antenna and a transmitter apparatus configured for transmitting packet switched data on at least one unpaired downlink channel;

    means for distinguishing between service request signals for packet switched data services and connection request signals for circuit switched services received on said uplink channel of at least one of said duplex channel pairs; and

    means for routing packet switched data received in response to said service request signals, to said second antenna and said transmitter apparatus for transmission on the unpaired downlink channel, wherein said transmitter apparatus does not have an associated receiver apparatus.

View all claims
  • 6 Assignments
Timeline View
Assignment View
    ×
    ×