W-Band Waveguide Bandpass Filters Fabricated by Micro Laser Sintering
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W-Band Waveguide Bandpass Filters Fabricated by Micro Laser Sintering. / Salek, Milan; Shang, Xiaobang; Roberts, Robert C.; Lancaster, Michael J.; Boettcher, Falko; Weber, Daniel; Starke, Thomas.
In: IEEE Transactions on Circuits and Systems II: Express Briefs, 12.04.2018.Research output: Contribution to journal › Article › peer-review
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TY - JOUR
T1 - W-Band Waveguide Bandpass Filters Fabricated by Micro Laser Sintering
AU - Salek, Milan
AU - Shang, Xiaobang
AU - Roberts, Robert C.
AU - Lancaster, Michael J.
AU - Boettcher, Falko
AU - Weber, Daniel
AU - Starke, Thomas
PY - 2018/4/12
Y1 - 2018/4/12
N2 - This paper presents a fifth-order W-band waveguide bandpass filter with a Chebyshev response, operating at center frequency of 90 GHz and having fractional bandwidth of 11%. The filter is fabricated by micro laser sintering process which is a powder bed based additive manufacturing technology. Use of this technology allows the filter to be made accurately with high resolution and good surface quality in one piece. This results in better performance in term of insertion loss and reproducibility. For the purpose of comparison, two similar filters are presented in this paper with the same structure and specification, one made from stainless steel and the other made from stainless steel coated with copper. Both filters are tested and have excellent agreement between measurements and simulations.
AB - This paper presents a fifth-order W-band waveguide bandpass filter with a Chebyshev response, operating at center frequency of 90 GHz and having fractional bandwidth of 11%. The filter is fabricated by micro laser sintering process which is a powder bed based additive manufacturing technology. Use of this technology allows the filter to be made accurately with high resolution and good surface quality in one piece. This results in better performance in term of insertion loss and reproducibility. For the purpose of comparison, two similar filters are presented in this paper with the same structure and specification, one made from stainless steel and the other made from stainless steel coated with copper. Both filters are tested and have excellent agreement between measurements and simulations.
KW - 3-D printing
KW - Band-pass filters
KW - Filtering theory
KW - Laser sintering
KW - Micro laser sintering process
KW - Microwave filters
KW - Resonator filters
KW - Steel
KW - Stereolithography
KW - W-band
KW - Waveguide bandpass filter.
KW - Waveguide lasers
UR - http://www.scopus.com/inward/record.url?scp=85045324812&partnerID=8YFLogxK
U2 - 10.1109/TCSII.2018.2824898
DO - 10.1109/TCSII.2018.2824898
M3 - Article
AN - SCOPUS:85045324812
JO - IEEE Transactions on Circuits and Systems II: Express Briefs
JF - IEEE Transactions on Circuits and Systems II: Express Briefs
SN - 1549-7747
ER -