圓極化天線技術

第1章天線的基本參量
1.1輻射功率密度和輻射強度
1.1.1輻射功率密度
1.1.2輻射強度
1.2方向性系數(shù)和增益
1.2.1方向性系數(shù)
1.2.2增益
1.3波束立體角
1.4天線的場區(qū)
1.5天線方向圖
1.5.1天線方向圖描述
1.5.2主瓣寬度
1.5.3第一零點波束寬度
1.5.4方向性估計
1.5.5副瓣電平
1.5.6分貝量綱的區(qū)分
1.6有效長度和有效面積
1.6.1有效長度
1.6.2有效面積
1.7天線阻抗
1.7.1輸入阻抗
1.7.2電壓駐波比
1.8頻帶寬度
1.9天線的極化
1.10等效輻射功率
1.11弗里斯傳輸公式
1.12接收天線
1.12.1接收電壓
1.12.2天線系數(shù)
參考文獻
第2章天線的極化理論基礎
2.1波的極化特性
2.1.1平面電磁波電場矢量
2.1.2線極化
2.1.3圓極化
2.1.4橢圓極化波
2.2極化橢圓傾角
2.3軸比
2.4極化比
2.4.1線極化比
2.4.2圓極化比
2.5圓極化分量合成
2.5.1橢圓方程推導
2.5.2正交圓極化波的旋轉合成
2.6極化損失
2.6.1極化比與極化效率
2.6.2軸比與極化效率
2.7交叉極化
2.7.1交叉極化鑒別率
2.7.2交叉極化隔離度
2.7.3天線交叉極化的計算
2.8圓極化天線
參考文獻
第3章十字交叉偶極子圓極化天線
3.1十字交叉偶極子天線原理
3.1.1偶極子天線
3.1.2十字交叉偶極子天線
3.2巴倫饋電的自相移十字交叉偶極子天線
3.2.1巴倫饋電結構
3.2.2增益和波束寬度控制方法
3.2.3自相移十字交叉偶極子天線設計實例
3.3印刷自相移十字振子天線
3.3.1小型化印刷十字振子天線的設計過程
3.3.2天線參數(shù)分析
3.3.3天線測試和討論
3.4寬帶十字交叉偶極圓極化天線
3.4.1十字交叉偶極子圓極化天線的寬帶化原理
3.4.2寬帶十字交叉偶極子圓極化天線設計實例
參考文獻
第4章微帶圓極化天線
4.1微帶圓極化天線原理及實現(xiàn)方式
4.1.1單饋點探針饋電方式
4.1.2微帶線直接饋電方式
4.1.3口徑耦合饋電方式
4.1.4多饋點網(wǎng)絡饋電方式
4.2單饋點探針饋電圓極化微帶天線
4.2.1方形切角圓極化微帶天線
4.2.2縫隙加載—單頻段圓極化微帶天線
4.2.3縫隙加載—雙頻段圓極化微帶天線
4.2.4枝節(jié)加載圓極化微帶天線
4.3單饋點探針饋電層疊圓極化微帶天線
4.3.1雙層方形切角貼片圓極化天線
4.3.2準方形雙層貼片圓極化天線
4.3.3層疊式圓形開槽圓極化天線
4.4微帶線饋電圓極化微帶天線
4.4.1微帶線直接饋電的圓極化微帶天線
4.4.2微帶線臨近耦合饋電的圓極化微帶天線
4.4.3共面波導饋電的圓極化微帶天線
4.4.4口徑耦合圓極化天線
4.5多饋點網(wǎng)絡饋電圓極化微帶天線
4.5.1雙饋點H形縫隙耦合饋電圓極化微帶天線
4.5.2多饋點L形探針饋電圓極化微帶天線
參考文獻
第5章螺旋天線
5.1螺旋天線基本結構
5.2軸向模螺旋天線
5.2.1圓極化工作原理
5.2.2單元間相位差
5.2.3輻射方向圖
5.2.4天線設計
5.2.5主要參數(shù)分析
5.3改進型軸向模螺旋天線
5.3.1錐頂螺旋天線
5.3.2錐螺旋天線
5.3.3不均勻直徑螺旋天線
5.4帶反射腔螺旋天線
5.5法向模螺旋天線
5.6多臂螺旋天線
參考文獻
第6章四臂螺旋天線
6.1四臂螺旋天線原理
6.1.1四臂螺旋天線的結構
6.1.2四臂螺旋天線輻射場
6.2四臂螺旋天線的主要參數(shù)分析
6.2.1軸長、圈數(shù)對四臂螺旋天線性能的影響
6.2.2旋轉角對四臂螺旋天線性能的影響
6.2.3半徑與螺距比對四臂螺旋天線方向圖的影響
6.3四臂螺旋天線的實現(xiàn)
6.3.1自相移四臂螺旋天線
6.3.2移相網(wǎng)絡饋電四臂螺旋天線
6.4四臂螺旋天線的研究新方向
6.4.1小型化四臂螺旋天線
6.4.2寬頻帶四臂螺旋天線
6.4.3雙頻四臂螺旋天線
參考文獻
第7章非頻變圓極化天線
7.1非頻變天線原理
7.2平面阿基米德螺旋天線
7.2.1天線結構
7.2.2電性能特性
7.2.3設計實例
7.3平面等角螺旋天線
7.3.1天線結構
7.3.2電性能特性
7.3.3設計實例
7.4圓錐對數(shù)螺旋天線
7.4.1天線結構
7.4.2電性能特性
7.4.3設計實例
7.5其他類型的非頻變圓極化天線
7.5.1對數(shù)周期圓極化天線
7.5.2正弦圓極化天線
參考文獻
第8章圓極化喇叭天線
8.1圓極化器類型
8.1.1螺釘圓極化器
8.1.2膜片圓極化器
8.1.3隔板圓極化器
8.1.4介質(zhì)板圓極化器
8.1.5諧振腔式圓極化器
8.2常用饋源喇叭天線
8.2.1雙模圓錐喇叭天線
8.2.2多模圓錐喇叭天線
8.2.3波紋喇叭天線
8.3圓極化喇叭天線設計
8.3.1隔板圓極化器設計
8.3.2雙模圓錐喇叭天線設計
8.3.3雙圓極化雙模圓錐喇叭天線仿真結果
參考文獻
第9章全向圓極化天線
9.1利用定向圓極化天線單元組圓陣實現(xiàn)全向輻射
9.1.1由貼片天線構造的共形全向圓極化天線
9.1.2一種寬帶全向圓極化天線
9.2利用全向輻射線極化單元組陣
9.2.1利用傾斜或者彎折振子構成的全向圓極化天線
9.2.2利用螺旋天線構成的全向圓極化天線
9.2.3利用彎折單極子天線構成的全向圓極化天線
9.3其他形式的全向圓極化天線
9.3.1基于零階諧振天線的全向圓極化天線
9.3.2將圓極化波饋入全向天線得到的全向圓極化天線
參考文獻
第10章圓極化徑向線陣列天線
10.1徑向線天線的結構及基本原理
10.1.1徑向線天線結構
10.1.2徑向線傳輸模式
10.1.3同心圓環(huán)陣列理論
10.2圓極化徑向線陣列天線設計
10.2.1天線幾何結構
10.2.2慢波結構與波導結構的關系
10.2.3口徑場分布
10.2.4縫隙對位置排列的推導
10.2.5雙圓極化徑向縫隙陣列天線的實現(xiàn)
10.2.6圓極化徑向線螺旋陣列天線
參考文獻
Contents


Contents


Chapter 1Antenna parameters
1.1Radiation power density and Radiation intensity
1.1.1Radiation power density
1.1.2Radiation intensity
1.2Directivity and Gain
1.2.1Directivity
1.2.2Gain
1.3Beam solid angle
1.4Field regions
1.5Patterns
1.5.1Pattern description
1.5.2halfpowerbeamwidth (HPBW)
1.5.3firstnull beamwidth (FNBW)
1.5.4Directivity estimation
1.5.5Sidelobelevel
1.5.6Distinction of dB
1.6Effective length and effective area
1.6.1Effective length
1.6.2Effective area
1.7Antenna impedance
1.7.1Input impedance
1.7.2Voltage standing wave ratio（VSWR）
1.8Band width
1.9Polarization
1.10Equivalent radiation power
1.11Fries transmission formula
1.12Receiving antenna
1.12.1Receiving voltage
1.12.2Antenna factor
References
Chapter 2Theoretical basis of antenna polarization
ⅩⅦ2.1Polarization properties of wave
2.1.1Plane electromagnetic wave electric field vector
2.1.2Linear polarization
2.1.3Circular polarization
2.1.4Elliptical polarized wave
2.2Polarization ellipse angle
2.3Axial ratio
2.4Polarization ratio
2.4.1Linear polarization ratio
2.4.2Circular polarization ratio
2.5Circularly polarized component synthesis
2.5.1Derivation of elliptic equation
2.5.2Rotational synthesis of orthogonal circular polarized waves
2.6Polarization loss
2.6.1Polarization ratio and polarization efficiency
2.6.2Axial ratio and polarization efficiency
2.7Cross polarization
2.7.1Cross polarization discrimination
2.7.2Cross polarization isolation
2.7.3Calculation of antenna cross polarization
2.8Circularly polarized antenna
References
Chapter 3Cross dipole circular polarized antennas
3.1Cross dipole antenna
3.1.1Dipole antenna
3.1.2Cross dipole circular polarized antenna
3.2Self phase shifted cross dipole antenna fed by Balun
3.2.1Balun feed structure
3.2.2Gain and beam width control
3.2.3Design examples of self phase shifted cross dipole
antenna
3.3Printed self phase shifted cross dipole antenna
3.3.1Design procedure of a miniature printed cross dipole
antenna
3.3.2Antenna parameter analysis
3.3.3Antenna testing and discussion
3.4Wide band cross dipole circular polarized antenna
3.4.1Broadband principle of circularly polarized antenna with
cross dipole antenna
3.4.2Design example of a circular polarized antenna with
broadband cross dipole
References
ⅩⅧChapter 4Microstrip circularly polarized antennas
4.1Principle and realization method of microstrip circular
polarization antenna
4.1.1Single probe feed
4.1.2Microstrip line feed
4.1.3Aperture coupled feed
4.1.4Multi probes feed
4.2Circular polarized microstrip antenna with single probefeed
4.2.1Truncated squarecircular polarized microstrip antenna
4.2.2Slot loaded single band circularly polarized microstrip
antenna
4.2.3Slot loaded single band circularly polarized microstrip
antenna
4.2.4Stub loaded circularly polarized microstrip antenna
4.3Stacked circularly polarized microstrip antenna with single
probe feed
4.3.1Stacked circularly polarized microstrip antenna with
truncated squre patches
4.3.2Stacked circularly polarized microstrip antenna with
almost squre patches
4.3.3Stacked circularly polarized microstrip antenna with
truncatedcircular patches
4.4Circularly polarized microstrip antenna withmicrostrip line feed
4.4.1Circularly polarized microstrip antenna withmicrostrip
linefeed
4.4.2Circularly polarized microstrip antenna with microstrip
line coupled feed
4.4.3Circularly polarized microstrip antenna with coplanar
waveguide feed
4.4.4Circularly polarized microstrip antenna with aperture
coupled feed
4.5Circular polarized microstrip antenna with networkfeed
4.5.1Circular polarized microstrip antenna with double H
shaped slot coupled feed
4.5.2Circular polarized microstrip antenna with multi L
shaped probe feeds
References
ⅩⅨChapter 5Helical antennas
5.1Basic structure of helical antenna
5.2Axial mode helical antenna
5.2.1Principle of circular polarization
5.2.2Phase difference between units
5.2.3Radiation pattern
5.2.4Antenna design
5.2.5Parameters analysis
5.3Modified axial mode helical antenna
5.3.1Taperedend helical antenna
5.3.2Taper helical antenna
5.3.3Nonuniform diameter helical antenna
5.4Helicalantennawith back cavity
5.5Normal mode helical antenna
5.6Multi arm helical antenna
References
Chapter 6Quadrifilarhelix antennas
6.1Principle of quadrifilarhelix antenna
6.1.1Structure of quadrifilarhelix antenna
6.1.2Radiation field of quadrifilarhelix antenna
6.2Parameters analysis of quadrifilarhelix antenna
6.2.1Axial length and number of turns on the properties of
quadrifilarhelix antenna
6.2.2Rotation angle on the properties of quadrifilarhelix
antenna
6.2.3Radius and pitch ratio on the pattern of quadrifilarhelix
antenna
6.3Realizationof quadrifilarhelix antenna
6.3.1Quadrifilarhelix antennawith self phase shift
6.3.2Quadrifilarhelix antennawith phase shift network feed
6.4Research direction of quadrifilarhelix antenna
6.4.1Miniaturized quadrifilarhelix antenna
6.4.2Wide band quadrifilarhelix antenna
6.4.3Double band quadrifilarhelix antenna
References
ⅩⅩChapter 7Frequency independent circularly polarizedantennas
7.1Principle of frequency independentantennas
7.2Planar Archimedes spiral antenna
7.2.1Antenna structure
7.2.2Electrical properties
7.2.3Design examples
7.3The planar equiangular spiral antenna
7.3.1Antenna structure
7.3.2Electrical properties
7.3.3Design examples
7.4Conical log spiral antenna
7.4.1Antenna structure
7.4.2Electrical properties
7.4.3Design examples
7.5Other types offrequency independentantennas
7.5.1Log periodic circular polarized antenna
7.5.2Sinuouscircular polarized antenna
References
Chapter 8Circular polarized horn antennas
8.1Circular polarizer type
8.1.1Screw circular polarizer
8.1.2Diaphragm circular polarizer
8.1.3Bafflecircular polarizer
8.1.4Dielectric platecircular polarizer
8.1.5Resonant cavitycircular polarizer
8.2Commonhorn antenna
8.2.1Dual mode conical horn antenna
8.2.2Multimode conical horn antenna
8.2.3Corrugated horn antenna
8.3Circular polarized horn antenna design
8.3.1Design of bafflecircular polarizer
8.3.2Design of dual mode conical horn antenna
8.3.3Simulation results of double circular polarized & doublemode
conical horn antenna
References
ⅩⅩⅠChapter 9Omnidirectional circularly polarized antennas
9.1Omnidirectional radiation with circular array of directional
circularly polarized antenna element
9.1.1Conformal omnidirectional circularly polarized antenna
constructed by patch antenna
9.1.2A broadband omnidirectional circularly polarized
antenna
9.2Omnidirectional circularly polarized antennaarrayed with
omnidirectional radiation elements
9.2.1Omnidirectional circularly polarized antenna with an
inclined or bent dipoles
9.2.2Omnidirectional circularly polarized antenna with
helical antenna
9.2.3Omnidirectional circularly polarized antenna composed
of bent monopole antennas
9.3Other forms of omnidirectional circularly polarized antennas
9.3.1Omnidirectional circularly polarized antenna based on
zero order resonant antenna
9.3.2Omnidirectional circularly polarized antennawith circularly
polarized wave feed
References
Chapter 10Circularly polarized radial line array antenna
10.1Structure and basic principle of radial line antenna
10.1.1Structure and of radial line antenna
10.1.2Radial transmission mode
10.1.3Concentric ring array theory
ⅩⅩⅡ10.2Design of circular polarized radial line array antenna
10.2.1Antenna geometry
10.2.2Relationship between slow wave structure and waveguide
structure
10.2.3Aperture field distribution
10.2.4Derivation of position alignment of gap
10.2.5Realization of dual circular polarized radial slot array
antenna
10.2.6Circularly polarized radial line helical array antenna
References