The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 03, 2018
Filed:
Sep. 03, 2015
Halliburton Energy Services, Inc., Houston, TX (US);
Patrick William Torbett, Geary, OK (US);
Halliburton Energy Services, Inc., Houston, TX (US);
Abstract
An electromagnetic (EM) signal booster, in some embodiments, comprises a bandpass filter comprising a high pass filter and a low pass filter coupled to the high pass filter, and further comprising a low cutoff frequency and a high cutoff frequency, both cutoff frequencies being adjustable; a first amplifier coupled to the high pass filter; and a second amplifier coupled to the first amplifier, wherein the high cutoff frequency is adjusted to within a first threshold value above a minimum high cutoff frequency and the low cutoff frequency is adjusted to within a second threshold value below a maximum low cutoff frequency.