JPH0172705U - - Google Patents
Info
- Publication number
- JPH0172705U JPH0172705U JP1987169413U JP16941387U JPH0172705U JP H0172705 U JPH0172705 U JP H0172705U JP 1987169413 U JP1987169413 U JP 1987169413U JP 16941387 U JP16941387 U JP 16941387U JP H0172705 U JPH0172705 U JP H0172705U
- Authority
- JP
- Japan
- Prior art keywords
- series circuit
- signals
- resonator
- coupling
- signal input
- Prior art date
- Legal status (The legal status 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 status listed.)
- Pending
Links
- 230000008878 coupling Effects 0.000 claims description 6
- 238000010168 coupling process Methods 0.000 claims description 6
- 238000005859 coupling reaction Methods 0.000 claims description 6
- 239000004020 conductor Substances 0.000 claims description 5
- 239000003990 capacitor Substances 0.000 claims description 3
- 239000000758 substrate Substances 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Control Of Motors That Do Not Use Commutators (AREA)
Description
第１図ａ，ｂはそれぞれ本考案フイルタの一実
施例を示す平面図及びその横断面図、第２図は受
信信号用、局発信号用の両帯域通過フイルタ７，
８の等価回路であり、第３図ａ，ｂはそれぞれ同
軸型誘電体共振器１の斜視図及びその等価回路、
第４図は本考案誘電体フイルタを使用した受信部
のブロツク図である。
１……同軸型誘電体共振器、２……結合容量基
板、３……信号入出力リードピン、４……接続ピ
ン、５……ケース、６……結合容量、７……受信
信号用帯域通過フイルタ、８……局発信号用帯域
通過フイルタ、９……中心導体穴、１０……本考
案誘電体フイルタ。
FIGS. 1a and 1b are a plan view and a cross-sectional view of an embodiment of the filter of the present invention, respectively, and FIG. 2 is a dual-band pass filter 7 for received signals and local signals
8, and FIGS. 3a and 3b are perspective views of the coaxial dielectric resonator 1 and its equivalent circuit, respectively.
FIG. 4 is a block diagram of a receiving section using the dielectric filter of the present invention. 1... Coaxial dielectric resonator, 2... Coupling capacitance board, 3... Signal input/output lead pin, 4... Connection pin, 5... Case, 6... Coupling capacitor, 7... Band pass for received signal Filter, 8... Local oscillator signal band pass filter, 9... Center conductor hole, 10... Dielectric filter of the present invention.
Claims (1)
面導体）を接続し、この各共振器１の開放面側の
中心導体穴９と、同一の結合容量基板２上に形成
されたｎ＋１個の結合容量６の直列回路の各直列
接続点とを接続ピン４で接続せしめ、この直列回
路の両端に信号入出力リードピン３を接続して受
信信号用帯域通過フイルタ７を形成すると共に、
ｍ個の同軸型誘電体共振器１の接地側面（外周面
導体）を接続し、この各共振器１の開放面側の中
心導体穴９と、同一の結合容量基板２上に形成さ
れたｍ＋１個の結合容量６の直列回路の各直列接
続点とを接続ピン４で接続せしめ、この直列回路
の両端に信号入出力リードピン３を接続して局発
信号用帯域通過フイルタ８を形成し、受信信号用
、局発信号用の両帯域通過フイルタ７，８を同一
ケース５内に組み込んで構成した誘電体フイルタ
。 The ground side surfaces (outer surface conductors) of n coaxial dielectric resonators 1 are connected, and the center conductor hole 9 on the open surface side of each resonator 1 is connected to the n+1 formed on the same coupling capacitor substrate 2. Each series connection point of a series circuit of coupling capacitors 6 is connected with a connecting pin 4, and signal input/output lead pins 3 are connected to both ends of this series circuit to form a bandpass filter 7 for received signals.
The grounded side surfaces (outer surface conductors) of m coaxial dielectric resonators 1 are connected, and the center conductor hole 9 on the open surface side of each resonator 1 is connected to m+1 formed on the same coupling capacitance substrate 2. The series connection points of the series circuit of the coupling capacitances 6 are connected by the connection pin 4, and the signal input/output lead pins 3 are connected to both ends of this series circuit to form a bandpass filter 8 for local oscillator signals. A dielectric filter constructed by incorporating both bandpass filters 7 and 8 for signals and local signals into the same case 5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987169413U JPH0172705U (en) | 1987-11-04 | 1987-11-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987169413U JPH0172705U (en) | 1987-11-04 | 1987-11-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0172705U true JPH0172705U (en) | 1989-05-16 |
Family
ID=31459446
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987169413U Pending JPH0172705U (en) | 1987-11-04 | 1987-11-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0172705U (en) |
-
1987
- 1987-11-04 JP JP1987169413U patent/JPH0172705U/ja active Pending
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