Patent application 13781452 (US), filed 2013-02-28
Publication number: US20130223457A1
Title: Multi-Length Cyclic Prefix for OFDM Transmission in PLC Channels
CPC codes: H04B   3/542
H04B2203/5408
H04B2203/5416
Office action: rejection, dated 2015-10-15
Rejection reasons: obviousness_103
Prior art cited: ref_id: 20100316140
ref_type: patent
severity: obviousness
ref_id: 20130021179
ref_type: patent
severity: obviousness
ref_id: 20080285488
ref_type: patent
severity: obviousness
ref_id: 20050169363
ref_type: patent
severity: obviousness
ref_id: 20100150099
ref_type: patent
severity: obviousness
ref_id: 8565082
ref_type: patent
severity: obviousness
Final disposition: granted (2015-10-15)