JPH0355572U - - Google Patents
Info
- Publication number
- JPH0355572U JPH0355572U JP5303490U JP5303490U JPH0355572U JP H0355572 U JPH0355572 U JP H0355572U JP 5303490 U JP5303490 U JP 5303490U JP 5303490 U JP5303490 U JP 5303490U JP H0355572 U JPH0355572 U JP H0355572U
- Authority
- JP
- Japan
- Prior art keywords
- frequency
- spectrum
- setting key
- identification
- display device
- 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
- 238000001228 spectrum Methods 0.000 claims description 22
- 239000003550 marker Substances 0.000 claims description 5
- 238000012544 monitoring process Methods 0.000 description 2
Landscapes
- Monitoring And Testing Of Transmission In General (AREA)
Description
第１図は本考案に係るスペクトラムアナライザ
の一実施例構成、第２図は本考案に係るスペクト
ラムアナライザを電波監視に用いて不法電波の監
視を行なう一実施例構成、第３図は本考案に係る
スペクトラムアナライザを用いてミキサの特性を
調べるときの一実施例構成、第４図ないし第６図
は識別マーカの一例が表示されているＣＲＴ表示
装置の管面を示している。
図中、１……周波数変換部、２……データ処理
部、３……検波器、４……アナログ−デイジタル
変換器、５……マイクロプロセツサ、６……メモ
リ、７……ＣＲＴ表示装置、８……周波数識別設
定キー、９……スペクトラムアナライザ、１０…
…受信回路、１１……アンテナ、１２……ミキサ
、１３，１４，１５……識別表示マーカをそれぞ
れ表わしている。
Figure 1 shows the configuration of an embodiment of the spectrum analyzer according to the present invention, Figure 2 shows the configuration of an embodiment of the spectrum analyzer according to the present invention used for radio wave monitoring to monitor illegal radio waves, and Figure 3 shows the configuration of an embodiment of the spectrum analyzer according to the present invention. FIGS. 4 to 6 show an embodiment of the configuration for investigating the characteristics of a mixer using such a spectrum analyzer, which shows the screen of a CRT display device on which an example of an identification marker is displayed. In the figure, 1... Frequency converter, 2... Data processing unit, 3... Detector, 4... Analog-digital converter, 5... Microprocessor, 6... Memory, 7... CRT display device. , 8... Frequency identification setting key, 9... Spectrum analyzer, 10...
... Reception circuit, 11 ... antenna, 12 ... mixer, 13, 14, 15 ... identification display marker, respectively.
補正 平２．６．２１
考案の名称を次のように補正する。
考案の名称 スペクトラムアナライザ
実用新案登録請求の範囲、図面の簡単な説明を
次のように補正する。Amendment 1992.6.21 The name of the invention is amended as follows. Name of the invention: Spectrum analyzer The scope of the utility model registration claims and the brief description of the drawings are amended as follows.
【実用新案登録請求の範囲】
スペクトラムの波形を表示する表示装置と、既
知の周波数の信号又は未知の周波数の信号に対し
その識別表示を行なうための周波数識別設定キー
と、入力信号に対し周波数掃引を行つて中間周波
信号を得る周波数変換部と、該周波数変換部から
出力された中間周波信号を検波する検波器と、該
検波された信号を記憶するメモリを有するデータ
処理部とを備えたスペクトラムアナライザにおい
て、
前記データ処理部は、
上記周波数識別設定キーで入力された周波数識
別データを前記メモリに格納する手段と、
該メモリから上記スペクトラムの波形データ及
び周波数識別データとをそれぞれ読出し、上記周
波数識別設定キーで指定された周波数に対応した
上記表示装置上の位置のスペクトラムを消去して
表示又は前記指定された周波数以外のスペクトラ
ムを表示するための表示制御手段とを有し、
前記周波数識別設定キーで選択的に指定された
周波数のスペクトラムを識別表示するようにした
ことを特徴とするスペクトラムアナライザ。[Claims for Utility Model Registration] A display device for displaying a spectrum waveform, a frequency identification setting key for identifying a signal of a known frequency or a signal of an unknown frequency , and a frequency sweep for an input signal. A spectrum comprising: a frequency converter that obtains an intermediate frequency signal by performing the above steps, a detector that detects the intermediate frequency signal output from the frequency converter, and a data processor that has a memory that stores the detected signal. In the analyzer, the data processing section includes means for storing frequency identification data inputted with the frequency identification setting key in the memory , and reading out the waveform data and frequency identification data of the spectrum from the memory, and setting the frequency identification data. corresponding to the frequency specified by the setting key.
display control means for erasing and displaying the spectrum at a position on the display device or displaying a spectrum other than the specified frequency, the spectrum of the frequency selectively specified by the frequency identification setting key; A spectrum analyzer characterized by displaying identification information .
【図面の簡単な説明】
第１図は本考案に係るスペクトラムアナライザ
の一実施例構成、第２図は本考案に係るスペクト
ラムアナライザを電波監視に用いて不法電波の監
視を行なう一実施例構成、第３図は本考案に係る
スペクトラムアナライザを用いてミキサの特性を
調べるときの一実施例構成、第４図は識別表示マ
ーカの一例が表示されているＣＲＴ表示装置の管
面を示している。
図中、１……周波数変換部、２……データ処理
部、３……検波器、４……アナログ−デイジタル
変換器、５……マイクロプロセツサ、６……メモ
リ、７……ＣＲＴ表示装置、８……周波数識別設
定キー、９……スペクトラムアナライザ、１０…
…受信回路、１１……アンテナ、１２……ミキサ
、１３……不連続部分をそれぞれ表わしている。[Brief Description of the Drawings] Fig. 1 shows the configuration of an embodiment of the spectrum analyzer according to the present invention, and Fig. 2 shows the configuration of an embodiment in which the spectrum analyzer according to the present invention is used for radio wave monitoring to monitor illegal radio waves. FIG. 3 shows the configuration of an embodiment of the present invention when examining the characteristics of a mixer using the spectrum analyzer, and FIG. 4 shows the screen of a CRT display device on which an example of an identification marker is displayed. In the figure, 1... Frequency converter, 2... Data processing unit, 3... Detector, 4... Analog-digital converter, 5... Microprocessor, 6... Memory, 7... CRT display device. , 8... Frequency identification setting key, 9... Spectrum analyzer, 10...
. . . reception circuit, 11 . . . antenna, 12 . . . mixer, 13 . . . discontinuous portion, respectively.
Claims (1)
の周波数識別設定キーと、 入力信号に対し周波数掃引を行つて中間周波信
号を得る周波数変換部と、 該周波数変換部から出力された中間周波信号を
検波する検波器と、 該検波器で検波された入力信号のスペクトラム
の波形データを格納すると共に、上記周波数識別
設定キーで入力された周波数識別データとを格納
するメモリと、 該メモリから上記スペクトラムの波形データ及
び周波数識別データとをそれぞれ読出し、上記周
波数識別設定キーで指定された周波数に対応した
表示装置上の位置に識別表示マーカを挿入するデ
ータ処理部と、 該データ処理部で処理されたスペクトラムの波
形を表示する表示装置とを備え、 周波数識別設定キーで予め指定された既知周波
数の識別表示マーカを基に、表示装置に表示され
るスペクトラムから未知信号を識別するようにし
たことを特徴とするスペクトラムアナライザ。[Claims for Utility Model Registration] A frequency identification setting key for identifying a known frequency; a frequency converter that performs a frequency sweep on an input signal to obtain an intermediate frequency signal; and from the frequency converter. a detector that detects the output intermediate frequency signal; a memory that stores waveform data of the spectrum of the input signal detected by the detector and frequency identification data input using the frequency identification setting key; , a data processing unit that reads the waveform data and frequency identification data of the spectrum from the memory and inserts an identification marker at a position on the display device corresponding to the frequency specified by the frequency identification setting key; It is equipped with a display device that displays the waveform of the spectrum processed by the processing unit, and identifies unknown signals from the spectrum displayed on the display device based on the identification display marker of the known frequency specified in advance with the frequency identification setting key. A spectrum analyzer characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5303490U JPH0355572U (en) | 1990-05-23 | 1990-05-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5303490U JPH0355572U (en) | 1990-05-23 | 1990-05-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0355572U true JPH0355572U (en) | 1991-05-29 |
Family
ID=31573865
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5303490U Pending JPH0355572U (en) | 1990-05-23 | 1990-05-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0355572U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS566127A (en) * | 1979-06-29 | 1981-01-22 | Advantest Corp | Spectrum analyzer |
| JPS5728518B2 (en) * | 1979-04-10 | 1982-06-17 |
-
1990
- 1990-05-23 JP JP5303490U patent/JPH0355572U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5728518B2 (en) * | 1979-04-10 | 1982-06-17 | ||
| JPS566127A (en) * | 1979-06-29 | 1981-01-22 | Advantest Corp | Spectrum analyzer |
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