×

Apparatus and method for simultaneous multiple telephone type services on a single telephone line

  • US 7,961,850 B2
  • Filed: 03/22/2005
  • Issued: 06/14/2011
  • Est. Priority Date: 02/28/1997
  • Status: Expired due to Term
First Claim
Patent Images

1. A method comprising:

  • providing a first bi-directional voice service to a first device at a user premise over a subscriber line within a plain old telephone system (POTS) frequency band; and

    providing, concurrently with the first bi-directional voice service, a second bi-directional voice service to a second device at the user premise identified by a unique address over the subscriber line within a frequency band that is higher than the POTS frequency band.

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