WO2000013315A1 - Circuit d'adaptation d'impedance a deux frequences - Google Patents
Circuit d'adaptation d'impedance a deux frequences Download PDFInfo
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- WO2000013315A1 WO2000013315A1 PCT/JP1999/003113 JP9903113W WO0013315A1 WO 2000013315 A1 WO2000013315 A1 WO 2000013315A1 JP 9903113 W JP9903113 W JP 9903113W WO 0013315 A1 WO0013315 A1 WO 0013315A1
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- series
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- load
- capacitor
- matching
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Classifications
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H9/46—Filters
- H03H9/48—Coupling means therefor
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
- H03H7/38—Impedance-matching networks
- H03H7/383—Impedance-matching networks comprising distributed impedance elements together with lumped impedance elements
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
- H03H7/38—Impedance-matching networks
Definitions
- the present invention relates to a two-frequency matching circuit capable of simultaneously performing impedance matching at two different frequencies, and more particularly to an improvement of a matching circuit that can be suitably used in a microwave band.
- Fig. 9 shows “H. NAKA JI MA, M. MURA GUCH I:“ Dual—Frequency M atching T echniqueand Its A pplicationtoan Scripte-B and (30-60 GHz) MM IC Am lifier ” , IEICE Trans. Electron, Vol. E80-C, Sep., 199 7. 7 ", which is a conventional two-frequency matching circuit and a field-effect transistor.
- 1 is the input terminal of the matching circuit
- 2 is the output terminal of the matching circuit
- 47 is the transmission line connected between input terminal 1 and output terminal
- 48 is the input terminal 1 and transmission line 47 It is arranged between the tip short-circuit-type stub having a length of high angular frequency omega Eta of lambda Zeta 4
- 4 9 is disposed a tip open type between the input terminals 1 and the transmission line 4 7 It is a stub.
- Reference numeral 50 denotes a field-effect transistor having a gate electrode connected to the output terminal 2.
- FIG. 10 is a Smith chart for explaining a matching method in a conventional two-frequency matching circuit.
- 51 is a load impedance when a signal of low frequency f, is applied to the field effect transistor 50.
- 5 2 represents a load impedance in the case of applying a signal of a higher frequency f H to the electric field effect transistor 5
- 5 3 is a constant conductance circle (e.g. 0.0 second constant conductance circle S).
- the load impedance of the two field-effect transistors 50 is set on the constant conductance circle 53.
- 54 is the conversion impedance obtained when a low-frequency signal is applied
- 55 is the conversion impedance obtained when a high-frequency signal is applied.
- the two impedances are moved on the constant conductance circle 53 to achieve matching.
- Reference numeral 56 denotes a matching point obtained by this matching.
- the conventional matching circuit can be matched in impedance on 2 two frequencies have f H smell.
- the input impedance of the field effect transistor 50 at two frequencies that differs only by the length of the transmission line 47 is the constant conductance circle 53.
- the transmission line 47 is determined so that the impedance at one frequency moves on the constant conductance circle, the impedance can be moved on this constant conductance circle 53.
- the other frequency was determined by itself, and there was a problem that impedance matching at any two frequencies could not be obtained.
- the present invention has been made to solve the above-described problem, and has as its object to obtain a two-frequency matching circuit that can perform impedance matching at any two frequencies.
- a two-frequency matching circuit includes an output terminal to which a load is connected, an input terminal to which an input signal to the load is input, a series capacitor, and a series connected to the series capacitor.
- a series resonance circuit arranged in series with the load as viewed from the input terminal, a parallel capacitor, and a parallel inductor connected in parallel with the parallel capacitor.
- a parallel resonance circuit disposed so as to be connected in parallel with the entirety of the load and the series resonance circuit as viewed from the input terminal.
- the load is composed of a load resistor and a load capacitor connected in series with each other, the resistance of the load resistor is R i, the capacitance of the load capacitor is C gs , and the two are two.
- the matching angular frequency is ⁇ or ⁇ ⁇ and the matching admittance is ⁇ ⁇
- the capacitance C 2 of the parallel capacity satisfies the following formula group 1.
- the two-frequency matching circuit includes an output terminal to which a load is connected, and an input to the load.
- a resonance circuit, and a series resonance circuit comprising a series capacitor and a series inductor connected in series with the series capacitor and arranged in parallel with the load as viewed from the input terminal.
- the load is composed of a load resistor and a load capacitor connected in series with each other, the resistance of the load resistor is Ri, the capacitance of the load capacitor is Ri.
- C gs, 2 TsunoSei a slip angular frequency ⁇ have ⁇ ⁇ , when the matching impedance and ⁇ .
- Series I inductor of inductance L E, series Capacity evening of capacitance C ⁇ , parallel inductor evening inductor evening Nsu L 2 and parallel Capacity evening Kiyapa shea evening Nsu. 2 satisfies the following equation group 2.
- the two-frequency matching circuit includes an input terminal to which a load is connected, and an output signal based on the load. And a series capacitor connected in series with the load as viewed from the output terminal.
- a resonance circuit, and a parallel resonance circuit comprising a parallel capacitor and a parallel inductor connected in parallel with the parallel capacitor, and arranged so as to be connected in parallel with the load when viewed from the output terminal. It is.
- the load is composed of a load capacity and a load resistor connected in series with the input terminal at one end, and the resistance of the load resistor is R. ds , load capacitance C ds , two matching angular frequencies ⁇ L, ⁇ ⁇ , and matching impedance ⁇ . Then, the inductance L i of the series inductor, the capacitance C of the series capacitor, the inductance L 2 of the parallel inductor, and the capacitance C 2 of the parallel capacitor satisfy Equation 3 below.
- L 1 R * Z. * B d Z (oj H- ⁇ L )
- the matching circuit includes an input terminal to which a load is connected, an output terminal that outputs an output signal based on the load, a parallel capacity, and a parallel capacity.
- a parallel resonance circuit which is composed of parallel inductors connected in parallel and arranged so as to be connected in series with the load as viewed from the output terminal, a series capacitor, and a series capacitor connected in series with the series capacitor; And a series resonance circuit arranged in parallel with the load and the parallel resonance circuit as a whole when viewed from the output terminal.
- the load is composed of a load capacity and a load resistor connected in series with the input terminal at one end, and the resistance of the load resistor is R. ds , the capacitance of the load capacity is C ds , the two matching angular frequencies are o) L , ⁇ ⁇ , and the normalized admittance is ⁇ . Then, the inductance L i of the series inductor, the capacitance C of the series capacitor, the inductance L 2 of the parallel inductor, and the capacitance C 2 of the parallel capacitor satisfy Equation 4 below.
- FIG. 1 is a block diagram showing a two-frequency matching circuit and a load according to Embodiment 1 of the present invention.
- Figure 2 is a first embodiment of the present invention.
- dual-frequency matching circuit two angular frequencies omega Eta In, Sumisuchiya is one Bok of order to explain the role of each element when matching in-to L .
- FIG. 3 is a block diagram showing a two-frequency matching circuit and a load according to the second embodiment of the present invention.
- Figure 4 is a second embodiment of the present invention: two angular frequencies omega Eta In dual-frequency matching circuit according, Sumisuchiya is one Bok of order to explain the role of each element when matching in w L .
- FIG. 5 is a block diagram showing a two-frequency matching circuit and a load according to the third embodiment of the present invention.
- Figure 6 is a third embodiment of the present invention: According the dual-frequency matching circuit two angular frequencies omega Eta, is Sumisuchiya one bets order to explain the role of each element when matching in w L .
- FIG. 7 is a block diagram showing a dual-frequency matching circuit and a load according to Embodiment 4 of the present invention.
- FIG. 8 is a Smith chart for explaining the role of each element in performing matching at two angular frequencies ⁇ in the two-frequency matching circuit according to Embodiment 4 of the present invention.
- FIG. 9 is a conventional two-frequency matching circuit and a field-effect transistor.
- FIG. 10 is a Smith chart for explaining a matching method in the conventional two-frequency matching circuit.
- FIG. 1 is a block diagram showing a two-frequency matching circuit according to Embodiment 1 of the present invention and a load connected to the circuit.
- 1 is the input terminal of the matching circuit
- 2 is the output terminal of the matching circuit
- 3 is the series inductor connected between the input terminal 1 and the output terminal 2
- 4 is the series inductor 3 and the input terminal 1 5 is a parallel capacitor whose one end is connected between the series capacity 4 and the input terminal 1 and the other end is grounded to the ground potential
- 6 is this series capacity.
- 7 is a parallel capacity with one end connected to input terminal 1 and the other end grounded to ground potential.7 is a load capacity with one end connected to output terminal 2
- 8 is a load capacity.
- the load resistance 8 is equal to or smaller than the matching impedance (for example, 50 ⁇ generally used for a transmission path of a microphone mouth wave).
- the matching impedance for example, 50 ⁇ generally used for a transmission path of a microphone mouth wave.
- a field-effect transistor having a source electrode grounded is a microphone mouth-wave band. And the circuit viewed from the gate electrode when used.
- Figure 2 is angular frequency omega Eta two in the matching circuit according to the first embodiment of the invention, the series when the impedance matching in omega inductor 3, series Capacity evening 4, parallel inductors evening 5, parallel Capacity evening 6 is a Smith chart for explaining the role of each of the element groups shown in FIG. 1, such as FIG. In FIG.
- the series resonance circuit composed of the series inductor 3 and the series capacitance 4 is made to exhibit inductive properties at two angular frequencies, whereby the series resonance circuits 3 and 4 and the loads 7 and 8 are connected to each other by the above-described method.
- One of the angular frequency omega Eta to move the conductance component of ⁇ dorm Tsu evening Nsu obtained when viewed from the input terminal 1 side under on the constant conductance circle 1 1.
- 1 2 is obtained Te cowpea thereto, a conversion impedance in the case of applying a low angular frequency said signal, 1 3 is the conversion impedance in the case of applying a signal of high angular frequency omega H.
- the value of the inductance L i in the series inductance and the value of the capacitance C in the series capacitance are shown in Equation 5 below.
- the parallel resonant circuit consisting of the parallel inductor 5 and the parallel capacitor 6 is made to be inductive at low angular frequencies ⁇ and to be capacitive at high angular frequencies ⁇ ⁇ .
- the value of the inductance L 2 of the parallel inductor and the value of the capacitance C 2 of the parallel capacitor are shown in the following Expression Group 5.
- Equation 5 (R i / YQ — R i * R i) 1/2 / ⁇ 'Equation 5
- the two matching angular frequencies CL and ⁇ ⁇ ⁇ are independent of each other. It can be set as an angular frequency.
- the signal from the input terminal 1 to the load is input without generating a reflected wave based on at least the input signal at the two matching angular frequencies ⁇ or ⁇ ⁇ .
- the resistance of the load resistance 8 is R; the capacitance of the load capacity 7 is C gs , the two matching angular frequencies are ⁇ or ⁇ ⁇ , and the matching admittance is ⁇ .
- the inductance L i of the series inductor, the capacitance C i of the series capacitor, the inductance L 2 of the parallel inductor, and the capacitance C 2 of the parallel capacitor are set so as to satisfy Equation 5 above. Therefore, there is an effect that optimum matching can be achieved at a target matching impedance value.
- Embodiment 2 Since it is not necessary to use a transmission line as one of the matching element groups, even if the frequency to be matched is set to a low frequency band, a long line is not required, and the circuit when applied to the low frequency band is not required. There is also an effect of miniaturization.
- Embodiment 2 Since it is not necessary to use a transmission line as one of the matching element groups, even if the frequency to be matched is set to a low frequency band, a long line is not required, and the circuit when applied to the low frequency band is not required. There is also an effect of miniaturization. Embodiment 2
- FIG. 3 is a block diagram showing a matching circuit and a load connected to the matching circuit according to the second embodiment of the present invention.
- 15 is a parallel inductor disposed between input terminal 1 and output terminal 2
- 16 is a parallel capacitor disposed between input terminal 1 and output terminal 2
- 17 Is a series inductor having one end connected between the output terminal 2 and the parallel inductor 15 and 18 is a series inductor having one end connected to the other end of the series inductor 17 and the other end grounded to the ground potential. It's a capacity evening.
- the configuration is the same as that of the first embodiment, and the same reference numerals are given and the description is omitted.
- the load resistance 8 is larger than the matching impedance (for example, 50 ⁇ generally used for a microwave transmission path).
- FIG. 4 is a diagram showing a series inductor for impedance matching at two angular frequencies ⁇ ⁇ and ⁇ ⁇ _ in the matching circuit according to the first embodiment of the present invention. This is a Smith chart for explaining the role of each of the element groups shown in FIG. 3, such as evening 17, series capacity 18, parallel inductance 15, and parallel capacity 16.
- the in FIG. 4 is a diagram showing a series inductor for impedance matching at two angular frequencies ⁇ ⁇ and ⁇ ⁇ _ in the matching circuit according to the first embodiment of the present invention. This is a Smith chart for explaining the role of each of the element groups shown in FIG. 3, such as evening 17, series capacity 18, parallel inductance 15, and parallel capacity 16.
- 1 9 is a load impedance Z t ( ⁇ l) in the case of applying a signal of the low angular frequency omega L to the load resistance 8 and the load Capacity evening 7, 2 0 Load Resistance 8 Oyo is the relative beauty load Capacity evening 7 high angular frequency omega H load impedance ZL signal cases of applying the ( ⁇ ⁇ ), 2 1 a constant resistance circle standardized by the matching Lee Npi Dance (For example, a constant resistance circle of 50 ⁇ ).
- parallel resonance circuits consisting of parallel Indaku evening 1 5 parallel Capacity evening 1 6 which, in a low angular frequency omega Mr. inductive, so as to exhibit the capacitive high angular frequency omega Eta, whereby two impedance Is moved on the above-mentioned constant resistance circle 21 so as to match. 24 is the matching point obtained by this matching.
- the value of the inductance L 2 of the parallel inductor and the value of the capacitance C 2 of the parallel capacitor are shown in Equation 6 below.
- Equation 6 the two matching angular frequencies, ⁇ ⁇ are set as mutually independent angular frequencies. can do.
- FIG. 5 is a block diagram showing a matching circuit according to Embodiment 3 of the present invention and a load connected to the matching circuit.
- 25 is a series inductor connected between the input terminal 1 and the output terminal 2
- 26 is a series capacitor connected between the series inductor 25 and the input terminal 1
- 2 7 is a parallel inductor having one end connected between the series capacitor 26 and the input terminal 1 and the other end grounded to ground potential
- 28 is a capacitor connected between the series capacitor 26 and the input terminal 1.
- Reference numeral 29 denotes a load capacity having one end connected to the input terminal 1 and the other end grounded to the ground potential
- 30 denotes a load having one end connected to the input terminal 1 and the other end grounded to the ground potential. Resistance.
- the load resistance 30 is larger than a standardized impedance (for example, 50 ⁇ generally used for a transmission path of a microphone mouth wave).
- a circuit that can equivalently represent a circuit in which the load capacitor 29 and the load resistance 30 are connected in parallel for example, a field-effect transistor with a grounded source is a microwave.
- a circuit viewed from the drain electrode when used in a band can be cited. Other than that, it is the same as the first embodiment, and the same reference numerals are given and the description is omitted.
- Figure 6 is angular frequency omega Eta two in the matching circuit according to a third embodiment of the present invention, when the impedance matching in the C0 i_, series inductor 2 5, series Capacity evening 2 6, parallel Indaku evening 2 7, Parallel capacitor
- reference numeral 31 denotes a load impedance Z L ( ⁇ L ) when a signal having the low angular frequency ⁇ is applied to the load resistance 30 and the load capacity 29, and 32 denotes a load resistance.
- 3 3 is constant Regis evening standardized by the integer case Inpi one dance (For example, a constant resistance circle of 50 ⁇ ).
- a parallel co-oscillating circuit composed of a parallel inductor evening 2 7 parallel Capacity evening 2 8 Prefecture, in the inductive low angular frequency omega L, so as to exhibit the capacitive high angular frequency omega Eta, whereby the two angular frequency omega Eta, to move the admittance viewed and load this parallel resonance circuit that put the omega L from the output terminal 2 side on the constant resistance circle 3 3.
- 3 4 Ru thereby obtained, Ri transformed impedance der in the case of applying a signal of low angular frequency, 35 is a conversion impedance in the case of applying a signal of high angular frequency omega H. Equation 7 below shows the value of the inductance L 2 of the parallel inductor and the capacitance C 2 of the parallel capacity in this case.
- Equation group 7 the two matching angular frequencies ⁇ and ⁇ ⁇ ⁇ ⁇ can be set as mutually independent angular frequencies.
- a signal is output at least at the two matching angular frequencies without generating a reflected wave based on the output signal.
- the input terminal 1 to which the loads 29 and 30 are connected and the output terminal 2 that outputs an output signal based on the loads 29 and 30 are connected in series. It consists of a capacitor 26 and a series inductor 25 connected in series with the series capacitor 26, and is arranged so as to be connected in series with the loads 29, 30 as viewed from the output terminal 2 above. A series resonance circuit, and a parallel capacitor 28 and a parallel inductor 27 connected in parallel to the parallel capacitor 28, are connected in parallel with the loads 29 and 30 as viewed from the output terminal 2.
- the impedance is matched by a two-frequency matching circuit with a parallel resonant circuit arranged so that the output resistance (R ds ) of the load 29, 30 is larger than the matching impedance.
- R ds output resistance
- FIG. 7 is a block diagram showing a matching circuit according to a fourth embodiment of the present invention and a load connected to the matching circuit.
- 37 is a parallel inductor disposed between input terminal 1 and output terminal 2
- 38 is a parallel capacitor disposed between input terminal 1 and output terminal 2
- 39 Is a series inductor having one end connected between the output terminal 2 and the parallel inductor 37
- 40 is a series inductor having one end connected to the other end of the series inductor 39 and the other end grounded to the ground potential. It's a capacity evening.
- the third embodiment is the same as the third embodiment, and the same reference numerals are given and the description is omitted.
- Figure 8 is the time for matching the impedance at the two angular frequency omega Eta, the matching circuit according to a fourth embodiment of the invention, the series inductor 3 9, series Capacity evening 4 0, parallel inductor 3 7, parallel 8 is a Smith chart for explaining the role of each of the element groups shown in FIG.
- reference numeral 41 denotes the low angular frequency ⁇ ! With respect to the load resistance 30 and the load capacity 29.
- the load impedance is Z L ( ⁇ ⁇ ), and 43 is a constant conductance circle standardized by the matching impedance (for example, a constant conductance circle of 0.02 S).
- a parallel co-oscillating circuit consisting of the parallel Indakuta 3 7 parallel Capacity evening 3 8 Prefecture, in the inductive low angular frequency omega L, so as to exhibit the capacitive high angular frequency omega Eta, it by two impedances Move to the above-mentioned constant conductance circle 4 3.
- Reference numeral 44 denotes the conversion impedance obtained when a signal having a low angular frequency o L is applied
- reference numeral 45 denotes the conversion impedance when a signal having a high angular frequency ⁇ H is applied. Equation 8 below shows the value of the inductance L 2 of the parallel inductor and the capacitance C 2 of the parallel capacitor in this case.
- the input terminal 1 to which the loads 29 and 30 are connected, the output terminal 2 that outputs an output signal based on the loads 29 and 30 are connected in parallel. It consists of a capacity capacitor 38 and a parallel inductor 37 connected in parallel with the parallel capacitor 38, and is arranged so as to be connected in series with the loads 29 and 30 as viewed from the output terminal 2 above. A parallel resonance circuit, and a series capacitor 40 and a series inductor 39 connected in series to the series capacitor 40.
- the load 29, 30 and the parallel resonance Since impedance matching is performed by a two-frequency matching circuit including the entire circuit 37, 38 and a series resonance circuit arranged to be connected in parallel, a load smaller than the matching impedance is used.
- the two-frequency matching circuit of the present invention includes an output terminal to which a load is connected, an input terminal to which an input signal to the load is input, a series capacitor, and a series connection to the series capacitor.
- a series resonant circuit arranged in series with the load as viewed from the input terminal, and a parallel capacitor and a parallel inductor connected in parallel to the parallel capacitor.
- the parallel resonance circuit arranged so as to be connected in parallel with the whole of the load and the series resonance circuit as viewed from the input terminal.
- the resistance of the load resistance is R i
- the capacitance of the load capacity is C gs
- the two matching angular frequencies are ⁇ or ⁇ ⁇
- the matching admittance is Close the Y.
- a two-frequency matching circuit includes an output terminal to which a load is connected, an input terminal to which an input signal to the load is input, a parallel capacitor, and a parallel inductor connected in parallel to the parallel capacitor.
- a parallel resonance circuit arranged so as to be connected in series with the load when viewed from the input terminal, a series capacitor, and a series inductor connected in series with the series capacitor.
- a series resonance circuit arranged to be connected in parallel with the load when viewed from the input terminal.
- the resistance of the load resistance R ds, the capacitance of the load Capacity evening C ds, two matching angular frequencies omega have omega Eta, matching Inpi - dance Zeta.
- the inductance L i of the series inductor, the capacitance C of the series capacitor, the inductance L 2 of the parallel inductor, and the capacitance C 2 of the parallel capacitor are set so as to satisfy Equation 6 above. This has the effect that optimal matching can be achieved at the target matching impedance value.
- the two-frequency matching circuit includes an input terminal to which a load is connected, An output terminal for outputting an output signal based on the load, a series capacitor, and a series inductor connected in series with the series capacitor, and connected in series with the load when viewed from the output terminal.
- a series resonance circuit, a parallel capacitor, and a parallel inductor connected in parallel with the parallel capacitor are arranged so as to be connected in parallel with the load when viewed from the output terminal.
- the provision of the parallel resonance circuit has the effect of achieving matching at two arbitrarily selected frequencies in the output resistance (R ds ) of a load larger than the matching impedance.
- the resistance of the load resistance is R ds
- the capacitance of the load capacity is C ds
- the two matching angular frequencies are ⁇ or ⁇ ⁇
- the matching impedance is ⁇ .
- the inductance L i of the series inductor, the capacitance C of the series capacitor, the inductance L 2 of the parallel inductor, and the capacitance C 2 of the parallel capacitor satisfy Equation 7 above.
- a two-frequency matching circuit includes an input terminal to which a load is connected, an output terminal that outputs an output signal based on the load, a parallel capacitor, and a parallel inductor connected in parallel to the parallel capacitor.
- a parallel resonance circuit arranged to be connected in series with the load when viewed from the output terminal, a series capacitor, and a series inductor connected in series with the series capacitor.
- a series resonant circuit arranged to be connected in parallel with the load and the entire parallel resonant circuit as viewed from the terminal Therefore, in the load output resistance (R ds ), the matching can be achieved at any two frequencies arbitrarily selected, rather than the matching impedance.
- the two-frequency matching circuit according to the present invention can simultaneously perform impedance matching at two different frequencies, and thus can be suitably used in the microwave band.
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Description
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Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA002307652A CA2307652A1 (en) | 1998-08-28 | 1999-06-10 | Two-frequency impedance matching circuit |
EP99925296A EP1035647A4 (en) | 1998-08-28 | 1999-06-10 | TWO-FREQUENCY IMPEDANCE ADAPTATION CIRCUIT |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP24398998A JP3883707B2 (ja) | 1998-08-28 | 1998-08-28 | 2周波整合回路 |
JP10/243989 | 1998-08-28 |
Publications (1)
Publication Number | Publication Date |
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WO2000013315A1 true WO2000013315A1 (fr) | 2000-03-09 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP1999/003113 WO2000013315A1 (fr) | 1998-08-28 | 1999-06-10 | Circuit d'adaptation d'impedance a deux frequences |
Country Status (7)
Country | Link |
---|---|
US (1) | US6331815B1 (ja) |
EP (1) | EP1035647A4 (ja) |
JP (1) | JP3883707B2 (ja) |
KR (1) | KR100396409B1 (ja) |
CN (1) | CN1277754A (ja) |
CA (1) | CA2307652A1 (ja) |
WO (1) | WO2000013315A1 (ja) |
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Cited By (7)
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WO2005015758A1 (ja) * | 2003-08-07 | 2005-02-17 | Matsushita Electric Industrial Co., Ltd. | 整合装置とこれを用いた受信装置 |
US7050016B2 (en) | 2003-08-07 | 2006-05-23 | Matsushita Electric Industrial Co., Ltd. | Matching unit and receiver apparatus using the same |
CN105492831A (zh) * | 2013-08-29 | 2016-04-13 | 飞思卡尔半导体公司 | 集成固态微波功率发生模块 |
CN105492831B (zh) * | 2013-08-29 | 2019-08-27 | 恩智浦美国有限公司 | 集成固态微波功率发生模块 |
US10785833B2 (en) | 2013-08-29 | 2020-09-22 | Nsp Usa, Inc. | Integrated solid state microwave power generation modules |
JP2021523644A (ja) * | 2018-05-15 | 2021-09-02 | スウィフトリンク テクノロジーズ インコーポレイテッド | ミリ波5g通信用ブロードバンドmimo受信機のための送信/受信(t/r)スイッチ及び受信機フロントエンドのワイドバンドマッチング共設計法 |
JP7202398B2 (ja) | 2018-05-15 | 2023-01-11 | スウィフトリンク テクノロジーズ カンパニー リミテッド | ミリ波5g通信用ブロードバンドmimo受信機のための送信/受信(t/r)スイッチ及び受信機フロントエンドのワイドバンドマッチング共設計法 |
Also Published As
Publication number | Publication date |
---|---|
JP3883707B2 (ja) | 2007-02-21 |
CA2307652A1 (en) | 2000-03-09 |
KR20010031580A (ko) | 2001-04-16 |
EP1035647A4 (en) | 2004-12-22 |
CN1277754A (zh) | 2000-12-20 |
US6331815B1 (en) | 2001-12-18 |
KR100396409B1 (ko) | 2003-09-02 |
EP1035647A1 (en) | 2000-09-13 |
JP2000077964A (ja) | 2000-03-14 |
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