2156-3357 (c) 2018 IEEE. Translations and content mining are permitted for academic research only. Personal use is also permitted, but republication/redistribution requires IEEE permission. See http://www.ieee.org/publications_standards/publications/rights/index.html for more information. This article has been accepted for publication in a future issue of this journal, but has not been fully edited. Content may change prior to final publication. Citation information: DOI 10.1109/JETCAS.2018.2809582, IEEE Journal on Emerging and Selected Topics in Circuits and Systems 2 × 2=4
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2156-3357 (c) 2018 IEEE. Translations and content mining are permitted for academic research only. Personal use is also permitted, but republication/redistribution requires IEEE permission. Seehttp://www.ieee.org/publications_standards/publications/rights/index.html for more information.
This article has been accepted for publication in a future issue of this journal, but has not been fully edited. Content may change prior to final publication. Citation information: DOI 10.1109/JETCAS.2018.2809582, IEEE Journalon Emerging and Selected Topics in Circuits and Systems
2 × 2 = 4
2156-3357 (c) 2018 IEEE. Translations and content mining are permitted for academic research only. Personal use is also permitted, but republication/redistribution requires IEEE permission. Seehttp://www.ieee.org/publications_standards/publications/rights/index.html for more information.
This article has been accepted for publication in a future issue of this journal, but has not been fully edited. Content may change prior to final publication. Citation information: DOI 10.1109/JETCAS.2018.2809582, IEEE Journalon Emerging and Selected Topics in Circuits and Systems
9 × 9
14.5mm× 14.5mm160◦ 145◦
(1, 1), (1, 2), · · · , (9, 9) (1, 1)
(5, 6)
Δt =(5, 6) (5, 5) (4, 5)
(4, 4)
s1(t) s2(t) s3(t) s4(t)
(5, 6) (5, 5) (4, 5)(4, 4)
0.81λλ
9×9
0.41λ
x z
2156-3357 (c) 2018 IEEE. Translations and content mining are permitted for academic research only. Personal use is also permitted, but republication/redistribution requires IEEE permission. Seehttp://www.ieee.org/publications_standards/publications/rights/index.html for more information.
This article has been accepted for publication in a future issue of this journal, but has not been fully edited. Content may change prior to final publication. Citation information: DOI 10.1109/JETCAS.2018.2809582, IEEE Journalon Emerging and Selected Topics in Circuits and Systems
−50 0 50
−60
−40
−20
0
20
40
60
Ch1Ch2Ch3
Ch4
x [mm]
z [m
m]
s1(t) s2(t)s3(t) s4(t)
si(t) = s(raw)i (t)− s
(DC)i
(i = 1, 2, 3, 4) s(raw)i (t) s
(DC)i
s(DC)i = 1/T0
∫ T0
0s(raw)i (t)dt
PBF(θ, φ)
PBF(θ, φ) = 1T0
∫ T0
0|a(θ, φ)Hs(t)|2dt,
= a(θ, φ)HRssa(θ, φ).
s(t) = [s1(t), s2(t), s3(t), s4(t)]T
Rss
Rss =1
T0
∫ T0
0
s(t)sH(t)dt,
a(θ, φ)
a(θ, φ) = [k · r1,k · r2,k · r3,k · r4]T ,
k r1 r2 r3 r4
kθ φ
k(θ, φ) = k[sin θ cosφ, sin θ sinφ, cos θ]T,
k = 2π/λ λ = 3.6
y(t) = w∗1s1(t) + w
∗2s2(t) + w
∗3s3(t) + w
∗4s4(t) = wHs(t)
2156-3357 (c) 2018 IEEE. Translations and content mining are permitted for academic research only. Personal use is also permitted, but republication/redistribution requires IEEE permission. Seehttp://www.ieee.org/publications_standards/publications/rights/index.html for more information.
This article has been accepted for publication in a future issue of this journal, but has not been fully edited. Content may change prior to final publication. Citation information: DOI 10.1109/JETCAS.2018.2809582, IEEE Journalon Emerging and Selected Topics in Circuits and Systems
2156-3357 (c) 2018 IEEE. Translations and content mining are permitted for academic research only. Personal use is also permitted, but republication/redistribution requires IEEE permission. Seehttp://www.ieee.org/publications_standards/publications/rights/index.html for more information.
This article has been accepted for publication in a future issue of this journal, but has not been fully edited. Content may change prior to final publication. Citation information: DOI 10.1109/JETCAS.2018.2809582, IEEE Journalon Emerging and Selected Topics in Circuits and Systems
w |α(w)|si(t)
sDCMP(t)(θ0, φ0)
sDCMP(t)
� sDCMP(t)
x z(x, y) = (−0.3m, 0.5m) (x, y) =
(0.3m, 0.5m)
sA(t)sB(t)
sA(t) + sB(t)
sA(t) sB(t)
λ = 35.7λ
λ62.7◦
123.9◦
x zy = 0.5
sA(t)+sB(t)
ε0 = 10−5
(x, z) = (28.9cm,−0.8cm)
(θ0, φ0) a0
sB(t)−1 − j 1 − j −1 + j 1 + j
sB(t)
2156-3357 (c) 2018 IEEE. Translations and content mining are permitted for academic research only. Personal use is also permitted, but republication/redistribution requires IEEE permission. Seehttp://www.ieee.org/publications_standards/publications/rights/index.html for more information.
This article has been accepted for publication in a future issue of this journal, but has not been fully edited. Content may change prior to final publication. Citation information: DOI 10.1109/JETCAS.2018.2809582, IEEE Journalon Emerging and Selected Topics in Circuits and Systems
x [cm]
z [c
m]
−100 −50 0 50 100
−100
−50
0
50
[dB]
−30
−25
−20
−15
−10
−5
0
x [cm]
z [c
m]
−100 −50 0 50 100
−100
−50
0
50
[dB]
−30
−25
−20
−15
−10
−5
0
Rss sB(t)Rss
wopt
a0
PDCMP(θ, φ) = wHopta(θ, φ)
ε′0 = 0.1
x [cm]
z [c
m]
−100 −50 0 50 100
−100
−50
0
50
[dB]
−30
−25
−20
−15
−10
−5
0
x [cm]
z [c
m]
−100 −50 0 50 100
−100
−50
0
50
[dB]
−30
−25
−20
−15
−10
−5
0
sDCMP(t) = wHoptsB(t)
P ∝ r(t)−4 P
2156-3357 (c) 2018 IEEE. Translations and content mining are permitted for academic research only. Personal use is also permitted, but republication/redistribution requires IEEE permission. Seehttp://www.ieee.org/publications_standards/publications/rights/index.html for more information.
This article has been accepted for publication in a future issue of this journal, but has not been fully edited. Content may change prior to final publication. Citation information: DOI 10.1109/JETCAS.2018.2809582, IEEE Journalon Emerging and Selected Topics in Circuits and Systems
2156-3357 (c) 2018 IEEE. Translations and content mining are permitted for academic research only. Personal use is also permitted, but republication/redistribution requires IEEE permission. Seehttp://www.ieee.org/publications_standards/publications/rights/index.html for more information.
This article has been accepted for publication in a future issue of this journal, but has not been fully edited. Content may change prior to final publication. Citation information: DOI 10.1109/JETCAS.2018.2809582, IEEE Journalon Emerging and Selected Topics in Circuits and Systems
−2 −1 0 1 2−2
−1
0
1
2
Real
Imag
inar
y
Ch1 Ch2
Ch3 Ch4
sA(t)+sB(t)
0 10 20 30 40 50
−80
−70
−60
−50
−40
−30
−20
−10
0
Time [s]
Dis
plac
emen
t [m
m]
s1(t)
sA(t) + sB(t)
Rss θ0 φ0
sDCMP(t)
x [cm]
z [c
m]
−100 −50 0 50 100
−100
−50
0
50
[dB]
−10
−8
−6
−4
−2
0
2
-1 -0.5 0 0.5 1Real
-1
-0.5
0
0.5
1
Imag
inar
y
sDCMP
sA(t)+sB(t)t = 10
0 10 20 30 40 50−60
−50
−40
−30
−20
−10
0
10
20
30
Time [s]
Dis
plac
emen
t [m
m]
dDCMP(t)sDCMP(t) sA(t)+sB(t)
2156-3357 (c) 2018 IEEE. Translations and content mining are permitted for academic research only. Personal use is also permitted, but republication/redistribution requires IEEE permission. Seehttp://www.ieee.org/publications_standards/publications/rights/index.html for more information.
This article has been accepted for publication in a future issue of this journal, but has not been fully edited. Content may change prior to final publication. Citation information: DOI 10.1109/JETCAS.2018.2809582, IEEE Journalon Emerging and Selected Topics in Circuits and Systems
0 10 20 30 40 50−300
−200
−100
0
100
200
300
Time [s]
Dis
plac
emen
t [µm
]
sDCMP(t)sB(t)
15 s ≤ t ≤ 45 sμ
≤ t ≤
0 10 20 30 40 50−300
−200
−100
0
100
200
300
Time [s]
Dis
plac
emen
t [µm
]
s1(t) sA(t) + sB(t)
0 10 20 30 40 50−300
−200
−100
0
100
200
300
Time [s]
Dis
plac
emen
t [µm
]
sDCMP(t) sA(t) + sB(t)
2156-3357 (c) 2018 IEEE. Translations and content mining are permitted for academic research only. Personal use is also permitted, but republication/redistribution requires IEEE permission. Seehttp://www.ieee.org/publications_standards/publications/rights/index.html for more information.
This article has been accepted for publication in a future issue of this journal, but has not been fully edited. Content may change prior to final publication. Citation information: DOI 10.1109/JETCAS.2018.2809582, IEEE Journalon Emerging and Selected Topics in Circuits and Systems
sB(t)
s1(t)sDCMP(t)
0 10 20 30 40 500.5
0.55
0.6
0.65
0.7
Time [s]
Inte
rbea
t Int
erva
l [s]
sB(t)
0 10 20 30 40 500.5
0.55
0.6
0.65
0.7
Time [s]
Inte
rbea
t Int
erva
l [s]
sA(t) + sB(t)
2156-3357 (c) 2018 IEEE. Translations and content mining are permitted for academic research only. Personal use is also permitted, but republication/redistribution requires IEEE permission. Seehttp://www.ieee.org/publications_standards/publications/rights/index.html for more information.
This article has been accepted for publication in a future issue of this journal, but has not been fully edited. Content may change prior to final publication. Citation information: DOI 10.1109/JETCAS.2018.2809582, IEEE Journalon Emerging and Selected Topics in Circuits and Systems
0 10 20 30 40 500.5
0.55
0.6
0.65
0.7
Time [s]
Inte
rbea
t Int
erva
l [s]
sA(t) +sB(t)
0 10 20 30 40 500.5
0.55
0.6
0.65
0.7
Time [s]
Inte
rbea
t Int
erva
l [s]
sA(t) +sB(t)
Rs
Δt′ τECGn τ radarn
n = 1, 2, · · · , N Δt′ = 0.5
|τECGn − τ radarn | < τ0 τ0 = 50
N0
Rs = N0/NRs
Rs
0 10 20 30 40 50Time [sec]
80
90
100
110
120
Hea
rt R
ate
[bpm
]
sB(t)
0 10 20 30 40 50Time [sec]
80
90
100
110
120
Hea
rt R
ate
[bpm
]
sA(t) + sB(t)
2156-3357 (c) 2018 IEEE. Translations and content mining are permitted for academic research only. Personal use is also permitted, but republication/redistribution requires IEEE permission. Seehttp://www.ieee.org/publications_standards/publications/rights/index.html for more information.
This article has been accepted for publication in a future issue of this journal, but has not been fully edited. Content may change prior to final publication. Citation information: DOI 10.1109/JETCAS.2018.2809582, IEEE Journalon Emerging and Selected Topics in Circuits and Systems
0 10 20 30 40 50Time [sec]
80
90
100
110
120H
eart
Rat
e [b
pm]
sA(t) + sB(t)
-20 -10 0 10 20Heart Rate Error [bpm]
0
0.1
0.2
0.3
0.4
0.5
Nor
mal
ized
Fre
quen
cy
DCMP for One ParticipantDCMP for Two ParticipantsSingle Channel for Two Participants
2156-3357 (c) 2018 IEEE. Translations and content mining are permitted for academic research only. Personal use is also permitted, but republication/redistribution requires IEEE permission. Seehttp://www.ieee.org/publications_standards/publications/rights/index.html for more information.
This article has been accepted for publication in a future issue of this journal, but has not been fully edited. Content may change prior to final publication. Citation information: DOI 10.1109/JETCAS.2018.2809582, IEEE Journalon Emerging and Selected Topics in Circuits and Systems
2156-3357 (c) 2018 IEEE. Translations and content mining are permitted for academic research only. Personal use is also permitted, but republication/redistribution requires IEEE permission. Seehttp://www.ieee.org/publications_standards/publications/rights/index.html for more information.
This article has been accepted for publication in a future issue of this journal, but has not been fully edited. Content may change prior to final publication. Citation information: DOI 10.1109/JETCAS.2018.2809582, IEEE Journalon Emerging and Selected Topics in Circuits and Systems