1. 1 radar mission and the development of phased array radar
1. 1. 1 development of radar
1. 1.2 radar observation mission
New requirements of radar development
1.2 modern radar system concept and phased array technology
1.2. 1 single radar system
1.2.2 radar system consisting of multiple radars and other sensors
Overview of 1.3 phased array radar
1.3. 1 introduction of phased array antenna
1.3.2 phased array radar
1.3.3 phased array radar technology
Characteristics of 1.4 phased array radar
1.4. 1 Main technical characteristics of phased array antenna
1.4.2 main working characteristics of phased array radar
Development of 1.5 phased array radar
1.5. 1 Main demands and driving forces in the early stage of development
1.5.2 application of phased array technology in tactical radar
refer to
Chapter 2 phased array radar antenna
2. 1 antenna type of phased array radar
2.2 Linear phased array antenna
2.2. 1 linear phased array antenna principle
2.2.2 Characteristics of Linear Phased Array Antenna Beams
2.2.3 Formation and suppression of beam grating lobes of phased array antenna
2.2.4 Influence of time delay on grating lobe suppression
2.2.5 Coupling of Azimuth and Elevation in Wide-beam One-dimensional Phase Scanning Radar
2.3 Planar phased array antenna
2.3. 1 principle of planar phased array antenna
2.3.2 decomposition of planar phased array antenna pattern
2.3.3 Formation conditions of beam grating lobes of planar phased array antenna
2.3.4 Planar phased array antenna with antenna elements arranged in a triangle.
2.3.5 Beam width and gain of planar phased array antenna
2.4 *** shaped phased array antenna
2.4. 1 *** phased array antenna function
2.4.2 * * shaped phased array antenna principle
2.4.3 Principle of Circular Phased Array Antenna
2.4.4 * * shaped phased array antenna application
2.5 method to realize low sidelobe phased array antenna
2.5. 1 systematic consideration of amplitude weighting method
2.5.2 Density Weighted Phased Array Antenna
Stage weighting
2.6 Principle of Multipole Phased Array Antenna
2.6. 1 multipole phased array antenna element and formation of different polarized waves
2.6.2 Elliptically polarized wave parameters and synthesis and decomposition of elliptically polarized waves
2.7 Polarization working state of phased array radar and composition of multipole phased array antenna
2.7. 1 polarization working state of phased array radar
2.7.2 Polarization mismatch loss of circularly polarized phased array antenna
2.7.3 Composition of Multipole Phased Array Antenna
refer to
Chapter III Antenna Feeder Network of Phased Array Radar
3. 1 Main feeding modes of feeder network
3. 1. 1 forced feed
3. 1.2 space character
3. 1.3 hybrid feeding mode combining spatial feeding and forced feeding.
3.2 Phase feedback principle of phased array antenna
3.2. 1 antenna beam scanning phase control, time control and phase shifter selection.
3.2.2 Basic principle of realizing signal phase shift
3.2.3 Operating frequency of phase shifter for phase shifting.
3.2.4 MEMS phase shifter and time delay line
3.3 serial feed network
Serial feed and phase feed
3.3.2 Feed network of frequency scanning antenna
3.3.3 Phased array antenna with series phase shifter
3.4 subarray division and feeder network
3.4. 1 subarray division method according to "phase feedback matrix"
3.4.2 Feeder Network Implemented by Small Area Array
3.4.3 subarray division of planar phased array antenna and the principle and application of "block phase shifter"
3.5 Phase feed mode and random phase feed principle
3.5. 1 Number of digital phase shifters and beam skipping of antenna beam
3.5.2 Virtual bit technology of digital phase shifter
3.5.3 random phase advance principle
3.6 Consistency requirements of signal amplitude and phase in feeder network and measurement and adjustment of amplitude and phase errors.
3.6. 1 Phased array antenna signal amplitude and phase error.
3.6.2 Influence of node reflection on the consistency of amplitude and phase between feeder network channels
3.6.3 Calculation of Standing Wave Coefficient of the Feed Network at the Output of the Amplifier
3.6.4 Amplitude and phase monitoring method of feed network
refer to
Chapter 4: Agility of phased array radar antenna beam.
4. 1 realization of beam pointing agility of phased array antenna
4. 1. 1 Corresponding relationship between beam direction and beam control number of phased array antenna
4. 1.2 beam pointing of one-dimensional phase scanning radar and its corresponding wave control code
4. 1.3 Calculation of wave control code for phased array antenna with irregular antenna elements
4.2 Calculation of Wave Control Numbers under Different Working Conditions
4.2. 1 Calculation of wave control code in tracking state
4.2.2 Requirements of tracking state for minimum wavelet beam jump
4.2.3 Correspondence between antenna beam pointing and wave control code in frequency agility.
4.3 Wave control system response time and antenna beam conversion time
4.3. 1 Response time of wave control system and antenna beam switching time in search state
4.3.2 Response time and beam switching time when the wave control system tracks the state.
4.3.3 Measures to reduce the response time of beam system
4.4 Composition of Beam Control System
4.4. 1 beam control system structure
4.4.2 Influence of composition of beam control system on beam agility
4.5 Agile ability of phased array radar antenna beamforming
4.5. 1 Beam shape and aperture irradiation function of phased array antenna.
4.5.2 Sidelobe Suppression of Phased Array Antenna
4.5.3 Use phase weighting to change the antenna beam shape.
4.5.4 Realization of antenna beam broadening
refer to
Chapter 5 Multi-working modes of phased array radar
5. 1 Main performance of phased array radar
5. 1. 1 Main tactical indicators of phased array radar
5. 1.2 Main technical indexes affecting the performance of phased array radar system
5.2 Search mode and control parameters of phased array radar
5.2. 1 Control parameters of phased array radar search mode
5.2.2 Calculation of Search Data Rate of Phased Array Radar
Common search methods
5.3 Tracking Mode of Phased Array Radar
5.3. 1 Transition from search to tracking
5.3.2 Division of Tracking Data Rate and Target Tracking State
5.3.3 Working modes of tracking search (TWS) and tracking search (TAS)
Calculation of tracking time
5.3.5 Calculation of Tracking Target Quantity
5.4 Calculation of Radar Working Range in Search and Tracking Mode
5.4. 1 pulse radar ranging table
5.4.2 Calculation of working range of search mode
5.4.3 Calculation of Working Distance of Tracking Mode
5.5 Energy Management of Phased Array Radar Working Mode
5.5. 1 signal energy management adjustment items and adjustment measures
5.5.2 Manage the signal energy according to the distance of the target and the size of the target reflection area.
5.5.3 Signal energy distribution between search and tracking states
5.5.4 Selection of beam dwell number and signal energy management
refer to
Chapter 6 Multi-beam Phased Array Radar
6. 1 application of multi-beam phased array antenna
6. 1. 1 multi-beam monopulse angle measurement
……
Chapter VII Active Phased Array Radar
Chapter 8 Signal Detection of Phased Array Radar
Chapter 9 Angle Measurement of Phased Array Radar
Chapter 10 Distance and velocity measurement of phased array radar
Chapter 1 1 target feature measurement and broadband phased array radar technology
symbol table
abbreviate