Patent ID: 9525759
Filing Date: 2016-12-20
CPC Classification: H04J,H04L

Claim Text:
1. In a wireless communication system wherein communication devices exchange information utilizing data units that conform to a first format, wherein the first format includes a short training field (STF) spread with a first spread code, a method for generating a physical layer (PHY) data unit that conforms to a second format, wherein the PHY data unit is for transmitting PHY control information, the method comprising: generating a first portion of the PHY data unit to indicate the PHY data unit conforms to the second format, wherein the first portion of the PHY data unit includes an STF spread with a second spread code different than the first spread code; and generating a second portion of the PHY data unit according to the second format, wherein the second portion of the PHY data unit omits header fields specified by the first format.