WO2017111486A1 - Dispositif duplexeur reconfigurable à microruban commandé par un commutateur unique - Google Patents

Dispositif duplexeur reconfigurable à microruban commandé par un commutateur unique Download PDF

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Publication number
WO2017111486A1
WO2017111486A1 PCT/KR2016/015077 KR2016015077W WO2017111486A1 WO 2017111486 A1 WO2017111486 A1 WO 2017111486A1 KR 2016015077 W KR2016015077 W KR 2016015077W WO 2017111486 A1 WO2017111486 A1 WO 2017111486A1
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WO
WIPO (PCT)
Prior art keywords
microstrip
duplexer
port
antenna
ring
Prior art date
Application number
PCT/KR2016/015077
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English (en)
Korean (ko)
Inventor
오순수
김인렬
Original Assignee
조선대학교산학협력단
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by 조선대학교산학협력단 filed Critical 조선대학교산학협력단
Publication of WO2017111486A1 publication Critical patent/WO2017111486A1/fr

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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/20—Frequency-selective devices, e.g. filters
    • H01P1/201—Filters for transverse electromagnetic waves
    • H01P1/203—Strip line filters
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/20—Frequency-selective devices, e.g. filters
    • H01P1/213—Frequency-selective devices, e.g. filters combining or separating two or more different frequencies
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P7/00—Resonators of the waveguide type
    • H01P7/08—Strip line resonators

Definitions

  • the present invention relates to a single switch controlled microstrip reconfiguration duplexer device, and more particularly, to a duplexer device that controls a path and a pass frequency band of electromagnetic waves in a microstrip type device using one switch device.
  • Duplexer is a device that is connected to the antenna of the terminal, and separates the transmission and reception frequency of the terminal.
  • the duplexer is a filter that separates the transmitting end and the receiving end connected to the antenna in wireless communication, and through this, it is possible to connect the transmitting end and the receiving end having different frequencies to one antenna.
  • a semi-semiconductor half FBAR duplexer is generally used, and a band pass filter (BPF) is provided at the transmitting end side and the receiving end side, respectively.
  • BPF band pass filter
  • This BPF not only causes a large loss in the duplexer, but also increases the size of the duplexer, and shows a problem that the attenuation characteristics of the outband are not good.
  • the path and the pass frequency band of electromagnetic waves are fixed.
  • a switch diode or a variable capacitor may be used to control such a path and a band, and such a device is collectively referred to as a reconstruction device.
  • a conventional reconfiguration duplexer since the shape of the duplexer is called a reconfiguration duplexer, a conventional reconfiguration duplexer has a disadvantage of using a plurality of diodes or variable capacitors.
  • the diode itself contains a resistance component, the transmission loss increases when a plurality of diodes are used.
  • the present invention was devised to solve the above problems, and an object of the present invention is to provide a single switch control microstrip reconfiguration duplexer device having low loss, small size, and excellent outband attenuation characteristics.
  • the present invention provides an antenna for transmitting or receiving a transmission signal and a reception signal to a space, a duplexer having at least two bandpass filters, and between the antenna and the duplexer, the transmission signal and reception It may include a switch for controlling the direction of the signal.
  • the duplexer includes a microstrip ring, a band pass filter provided in the microstrip ring, a first port connected to the antenna, a second port connected to a receiver, a third port connected to a transmitter, and the microstrip ring. It may be provided with a short circuit pin for controlling the flow of current in accordance with the short circuit and the opening.
  • the microstrip ring is made of a metal plate in the form of a ring or frame on the dielectric substrate, and the microstrip ring may be integrally provided with a pair of bandpass filters for passing frequencies of different bands.
  • the dielectric substrate may be made of glass or expanded polystyrene.
  • FIG. 1 is a conceptual diagram of a single switch control microstrip reconfiguration duplexer device according to an embodiment of the present invention.
  • FIG. 2 conceptually illustrates a top view of a single switch controlled microstrip reconfiguration duplexer device according to one embodiment of the invention.
  • Figure 3 conceptually illustrates a side view of a single switch control microstrip reconfiguration duplexer device according to one embodiment of the present invention.
  • FIGS. 1 to 3 are diagrams showing simulation results of current distribution according to a short-circuit short of the single switch control microstrip reconfiguration duplexer device shown in FIGS. 1 to 3.
  • FIG. 5 is a diagram showing simulation results of current distribution according to opening of a shorting pin of the single switch control microstrip reconfiguration duplexer device shown in FIGS. 1 to 3.
  • FIG. 6 illustrates measurement results of reflection coefficients and transmission coefficients according to a short-circuit pin short circuit of the single switch control microstrip reconfiguration duplexer device shown in FIGS. 1 to 3.
  • FIG. 7 illustrates experimental results of reflection coefficients and transmission coefficients according to opening of a shorting pin of the single switch control microstrip reconfiguration duplexer device shown in FIGS. 1 to 3.
  • FIG. 1 is a conceptual diagram of a single switch control microstrip reconfiguration duplexer device according to an embodiment of the present invention
  • FIG. 2 is a conceptual view of a single switch control microstrip reconfiguration duplexer device according to an embodiment of the present invention
  • 3 is a conceptual view illustrating a side view of a single switch control microstrip reconfiguration duplexer device according to an embodiment of the present invention.
  • the single switch control microstrip reconstruction duplexer device includes an antenna 10 for sending and receiving a transmission signal and a reception signal to a space.
  • the antenna 10 may use various kinds of antennas 10 selected according to a use frequency or a bandwidth, and thus no particular limitation is imposed thereon.
  • the single switch control microstrip reconstruction duplexer device includes a band-pass filter 12 for passing a specific frequency band.
  • the bandpass filter 12 is a circuit for passing a signal existing in a specific range of frequencies at the receiver and removing a signal outside this range, and the bandpass filter 12 is noise at frequencies not passed. Attenuates the signal and passes the frequency bands of one or more signals.
  • the specific range of frequencies may use various range frequencies specified by selection.
  • the single switch control microstrip reconstruction duplexer device includes a duplexer 13 having at least two bandpass filters 12.
  • duplexer 13 will be described in detail.
  • the duplexer 13 includes a microstrip ring 21, a bandpass filter 12, a first port 22, a second port 23, and a third port 24. .
  • the microstrip ring 13 is formed of a metal plate or a metal thin film in the form of a ring or frame on the dielectric substrate 26.
  • the dielectric substrate 26 may be a non-conductive dielectric substrate of a variety of materials, in the embodiment of the present invention uses an ultra-high frequency dielectric substrate 26 including glass and expanded polystyrene (polystyrene).
  • the microstrip ring 21 is provided with a pair of the bandpass filter 12 integrally.
  • the microstrip ring 21 is integrated by integrating two band pass filters 12 shown in FIG. 1 into one, compared to a device using two conventional band pass filters. The area of the device can be reduced.
  • the microstrip ring 21 may include a first port 22 connected to the antenna 10 and a receiver 14 connected to the receiver 14. It consists of a two-port 23, a third port 24 connected to the transmitter 15 and the short circuit pin 25 provided on the microstrip ring 21 to control the flow of current in accordance with short-circuit and opening. .
  • the first port 22 is a port directly connected to the antenna 10 as described above, the second port 23 is a receiver 14 and the third port 24 is a transmitter 15 ), Respectively.
  • the third port 24 is connected to the receiver 14.
  • microstrip ring 21 according to an embodiment of the present invention is provided on the microstrip ring 21 as illustrated in FIG. 3, and a shorting pin for controlling the flow of current according to a short circuit and an opening ( 25).
  • the short circuit pin 25 passes through the microstrip ring 21 and the dielectric substrate 26 at the same time as shown in FIG. 3, and is connected to the ground plane 30 below the dielectric substrate 26. .
  • the short circuit pins of the single switch control microstrip reconstruction duplexer device shown in FIGS. Referring to FIG. 5, which shows a simulation result of a current distribution according to opening, the shorting pin 25 is electrically connected between the microstrip ring 21 and the ground plane 30 according to a separate control signal. Repeat paragraphs and open.
  • the single switch control microstrip reconstruction duplexer device is provided between the antenna 10 and the duplexer 13 to control the switch (11) for controlling the direction of the transmission signal and the reception signal Include.
  • the switch 11 is a configuration for selectively controlling the direction of the transmission signal and the reception signal as described above, so that various types of switches can be used, so there is no particular limitation thereto.
  • FIG. 6 and the single switch control microstrip reconstruction duplexer showing the measurement results of the reflection coefficient and the transmission coefficient according to the short circuit of the short circuit pin 25 of the single switch control microstrip reconstruction duplexer device shown in FIGS. 1 to 3.
  • FIG. 7 which shows the experimental results of the reflection coefficient and the transmission coefficient according to the opening of the shorting pin 25 of FIG. 6, as shown in FIG. 6, the shorting of the shorting pin 25 causes the The reflection coefficient S11 has a low value at 2.1 GHz.
  • the transmission coefficient S21 between the first port 22 and the second port 23 has a high value at 2.1 GHz while the transmission coefficient S31 between the first port 22 and the third port 24 is high. Has a low value at 2.1 GHz.
  • isolation S32 between the second port 23 and the third port 24 has a low value at 2.1 GHz.
  • the shorting pin 25 when the shorting pin 25 is shorted, the signal flow between the first port 22 and the second port 23 is high at 2.1 GHz in relation to the current distribution of FIG. 4, and the first port at 2.1 GHz. It can be seen that the signal flow between the 22 and the third port 24 has a low value.
  • the reflection coefficient S11 of the first port 22 has a low value at 2.25 GHz due to the opening of the shorting pin 25.
  • the transmission coefficient S31 between the first port 22 and the third port 24 has a high value at 2.25 GHz
  • the transmission coefficient between the first port 22 and the second port 23 ( S21) has a low value at 2.25 GHz.
  • isolation S32 between the second port 23 and the third port 24 has a low value at 2.25 GHz.
  • the signal flow between the first port 22 and the third port 24 has a high value at 2.25 GHz in association with the current distribution of FIG. 4, and the first port 22 And the signal flow between the second port 23 has a low value at 2.25 GHz.
  • the single switch control microstrip reconstruction duplexer device can reduce the size of the loss and reduce the size through the above-described technical configurations, and has an excellent attenuation characteristic of the outband.
  • the present invention relates to a single-switch control microstrip reconstruction duplexer device with low loss, small size, and excellent attenuation characteristics of outband, and has industrial applicability.

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  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
  • Transceivers (AREA)

Abstract

La présente invention concerne un dispositif duplexeur reconfigurable à microruban commandé par un commutateur unique. Plus particulièrement, le dispositif duplexeur reconfigurable à microruban commandé par un commutateur unique comprend : une antenne servant à émettre un signal d'émission pour espacer ou recevoir un signal de réception à partir de l'espace ; un duplexeur comportant au moins deux filtres passe-bande ; et un commutateur servant à commander les directions du signal d'émission et du signal de réception, le commutateur étant disposé entre l'antenne et le duplexeur.
PCT/KR2016/015077 2015-12-23 2016-12-22 Dispositif duplexeur reconfigurable à microruban commandé par un commutateur unique WO2017111486A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2015-0184543 2015-12-23
KR1020150184543A KR101788824B1 (ko) 2015-12-23 2015-12-23 단일 스위치 제어 마이크로스트립 재구성 듀플렉서 장치

Publications (1)

Publication Number Publication Date
WO2017111486A1 true WO2017111486A1 (fr) 2017-06-29

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PCT/KR2016/015077 WO2017111486A1 (fr) 2015-12-23 2016-12-22 Dispositif duplexeur reconfigurable à microruban commandé par un commutateur unique

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KR (1) KR101788824B1 (fr)
WO (1) WO2017111486A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112216991A (zh) * 2020-09-15 2021-01-12 南京航空航天大学 一种二进制式的频率可重构微带天线

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107768788B (zh) * 2017-09-27 2021-01-19 华南理工大学 基于椭圆形微带结构的双工器

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20000038883A (ko) * 1998-12-09 2000-07-05 이계철 마이크로스트립 라인 구조를 갖는 듀플렉서
KR100295411B1 (ko) * 1998-04-01 2001-07-12 정순길 평판형 듀플렉스 필터
US20030076194A1 (en) * 1999-12-14 2003-04-24 Jurgen Machui Duplexer with improved transmission/receiving band separation
KR100539951B1 (ko) * 2003-12-16 2005-12-28 삼성전자주식회사 세가지 주파수 모드를 지원하는 ｒｆ 전단 장치
KR101208449B1 (ko) * 2011-10-18 2012-12-05 국방과학연구소 주파수분할듀플렉스 시스템의 프론트엔드 장치 및 이를 이용한 송수신대역 할당방법

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009142895A2 (fr) 2008-05-20 2009-11-26 The Regents Of The University Of California Connecteur annulaire hybride bibande compact à base de métamatériau

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100295411B1 (ko) * 1998-04-01 2001-07-12 정순길 평판형 듀플렉스 필터
KR20000038883A (ko) * 1998-12-09 2000-07-05 이계철 마이크로스트립 라인 구조를 갖는 듀플렉서
US20030076194A1 (en) * 1999-12-14 2003-04-24 Jurgen Machui Duplexer with improved transmission/receiving band separation
KR100539951B1 (ko) * 2003-12-16 2005-12-28 삼성전자주식회사 세가지 주파수 모드를 지원하는 ｒｆ 전단 장치
KR101208449B1 (ko) * 2011-10-18 2012-12-05 국방과학연구소 주파수분할듀플렉스 시스템의 프론트엔드 장치 및 이를 이용한 송수신대역 할당방법

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112216991A (zh) * 2020-09-15 2021-01-12 南京航空航天大学 一种二进制式的频率可重构微带天线

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KR101788824B1 (ko) 2017-10-20
KR20170075196A (ko) 2017-07-03

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