JPS5813708U - array antenna device - Google Patents

array antenna device

Info

Publication number
JPS5813708U
JPS5813708U JP10641881U JP10641881U JPS5813708U JP S5813708 U JPS5813708 U JP S5813708U JP 10641881 U JP10641881 U JP 10641881U JP 10641881 U JP10641881 U JP 10641881U JP S5813708 U JPS5813708 U JP S5813708U
Authority
JP
Japan
Prior art keywords
array antenna
elevation angle
signal
elevation
predetermined
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
Application number
JP10641881U
Other languages
Japanese (ja)
Inventor
彰 谷口
修 河村
Original Assignee
株式会社東芝
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.)
Filing date
Publication date
Application filed by 株式会社東芝 filed Critical 株式会社東芝
Priority to JP10641881U priority Critical patent/JPS5813708U/en
Publication of JPS5813708U publication Critical patent/JPS5813708U/en
Pending legal-status Critical Current

Links

Landscapes

  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Radar Systems Or Details Thereof (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図ａ、　　ｂおよび第２図はそれぞれ従来のアレイ
アンテナ装置におけるビーム走査を説明するために示す
図、第３図は第２図と異なるビーム走査を説明するため
に示す図、第４図はこの考案に係わるアレイアンテナ装
置の一実施例を示す構成図、第５図は第４図中のアレイ
アンテナを具体的に説明するために示す図、第６図は第
４図の装置によるビーム走査を説明するために示す図、
第７図は第４図の装置における指向特性を示す図である
。 ４２・・・・・・アレイアンテナ、４５・・・・・・ビ
ーム走査方向演算器、４６・・・・・・アンテナ素子移
相量演算器、４７・・・・・・ビーム幅制御器。Figures 1a and 2 are diagrams for explaining beam scanning in a conventional array antenna device, Figure 3 is a diagram for explaining beam scanning different from Figure 2, and Figure 4 is a diagram for explaining beam scanning in a conventional array antenna device. is a block diagram showing one embodiment of the array antenna device according to this invention, FIG. 5 is a diagram shown to specifically explain the array antenna in FIG. 4, and FIG. 6 is a diagram showing the beam by the device in FIG. 4. Diagrams shown to explain scanning,
FIG. 7 is a diagram showing the directivity characteristics of the device of FIG. 4. 42...Array antenna, 45...Beam scanning direction calculator, 46...Antenna element phase shift amount calculator, 47...Beam width controller.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 複数のアンテナ素子により構成されるアレイアンテナと
、方位角信号および仰角信号が供給されこれらより前記
アンテナ素子それぞれの位相量を演算する演算器と、こ
の演算された移相量および前記仰角信号が供給され前記
仰角信号が表わす仰角が所定仰角より小さいときは前記
移相量を前記アンテナ素子に供給して前記ア、レイアン
テナから所定ビーム幅のビームを放射し、前記仰角信号
が表わす仰角が前記所定仰角より大きいときは前記アレ
イアンテナから前記所定ビーム幅より広いビームを放射
するよう前記移相量を制御する制御器とを具備したこと
を特徴とするアレイアンテナ装置。An array antenna constituted by a plurality of antenna elements, an arithmetic unit that is supplied with an azimuth angle signal and an elevation angle signal and calculates a phase amount of each of the antenna elements from these, and the calculated phase shift amount and the elevation angle signal are supplied. and when the elevation angle represented by the elevation signal is smaller than the predetermined elevation angle, the phase shift amount is supplied to the antenna element to radiate a beam with a predetermined beam width from the array antenna, and the elevation angle represented by the elevation signal is smaller than the predetermined elevation angle. An array antenna device comprising: a controller that controls the amount of phase shift so that a beam wider than the predetermined beam width is radiated from the array antenna when the angle is larger than the elevation angle.
JP10641881U 1981-07-17 1981-07-17 array antenna device Pending JPS5813708U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10641881U JPS5813708U (en) 1981-07-17 1981-07-17 array antenna device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10641881U JPS5813708U (en) 1981-07-17 1981-07-17 array antenna device

Publications (1)

Publication Number Publication Date
JPS5813708U true JPS5813708U (en) 1983-01-28

Family

ID=29900898

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10641881U Pending JPS5813708U (en) 1981-07-17 1981-07-17 array antenna device

Country Status (1)

Country Link
JP (1) JPS5813708U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0659017A (en) * 1992-08-10 1994-03-04 Mitsubishi Electric Corp Phased array antenna device
JP2011095038A (en) * 2009-10-28 2011-05-12 Nec Corp Radar device, method of beam scanning used for the radar device, and beam scanning control program

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54115093A (en) * 1978-02-28 1979-09-07 Mitsubishi Electric Corp Radar scanning system
JPS5518958A (en) * 1978-07-26 1980-02-09 Nec Corp Electronic scanning radar

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54115093A (en) * 1978-02-28 1979-09-07 Mitsubishi Electric Corp Radar scanning system
JPS5518958A (en) * 1978-07-26 1980-02-09 Nec Corp Electronic scanning radar

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0659017A (en) * 1992-08-10 1994-03-04 Mitsubishi Electric Corp Phased array antenna device
JP2011095038A (en) * 2009-10-28 2011-05-12 Nec Corp Radar device, method of beam scanning used for the radar device, and beam scanning control program

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