| Customization: | Available |
|---|---|
| Frequency Range: | 1030MHz±0.05MHz |
| Frequency: | 1090mz±0.5MHz |
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The transceiver module includes two transmitting channels and four receiving units. The main functions of the receiving channel are as follows:
1. It has Σ, △, Ω receiving channels, and also has the functions of M1, M2, M3/A, MC, M6 (similar to M4), M5 mode response signal reception and down-conversion;
2. It has an ADS-B IN receiving channel and has the functions of ADS-B signal reception and down-conversion;
3. Each receiving channel has a receiving self-check function;
4. Ability to perform amplitude and phase correction on Σ, △ and Ω receiving channels;
5. Ability to perform amplitude and phase correction on the ADS-B IN receiving channel;
6. With Σ, △, Ω, ADS-B intermediate frequency output and video output. The main functions of the transmission channel are as follows:
1) It has two transmission channels of Σ and Ω, and has the functions of M1, M2, M3/A, MC, M6 (similar to M4), M5 mode inquiry signal up-conversion and power amplification;
2) It has a transmission detection function;
3) It has a transceiver isolation function;
4) It has a standing wave detection function.
Transmitter Unit
| Transmitting frequency | 1030MHz±0.05MHz | ||
| Transmitting power | ≥57dBm (transmitting module port power) | ||
| Modulation frame signal | AM should be at least 200ns ahead of ASK signal and 300ns behind ASK signal | ||
| Duty ratio | ≤2% | ||
| Reflection detection | Output 3.3V (tentative) when the load standing wave is ≥2.5, and simulate pulse signal alarm | ||
| Pulse envelope characteristics | Pulse Width | M1,M2,M3/A and MC | 0.8μs±0.05us |
| M5 symbol width | 1.0625μs~1.375μs | ||
| M6 (similar to M4) | 0.5μs±0.05μs | ||
| Pulse rising edge | ≤0.1μs | ||
| Pulse falling edge | ≤0.2μs | ||
| Pulse top unevenness | ≤0.75dB | ||
| Pulse sequence unevenness | ≤1.0dB | ||
| Harmonic requirements | Second Harmonic | ≤-80dB or -50+10log10(P) | Note: P is the peak transmission power, its unit is W. |
| Third harmonic | ≤-80dB or -50+10log10(P) | ||
| Other harmonics | ≤-80dB, Unexpected power output: (-30dBm) | ||
| IF interrogation signal input requirements | IF frequency | 130MHz±0.05MHz | |
| IF amplitude | 0dBm±2dB | ||
| Modulation method | ASK, MSK and DPSK | ||
| Quantity of channels | 2 channels (Σ channel and Ω channel) | ||
| Detection output | ≥+3V | ||
Receiving Unit
The main performance of Σ, △, Ω receiving channels
| Receiving center frequency | 1090Mz±0.5MHz | |
| Receive tangent sensitivity | ≤-86dBm | |
| Receive dynamic range | ≥60dB | |
| Image rejection | ≥60dB | |
| Σ, △,Ω channel consistency (uncalibrated) | ±1 dB(Amplitude); ≤10°(phase) | |
| Anti-burning | With 1000W (or maximum transmission power) anti-burning capability | |
| Out-of-band rejection | 1090MHz±25MHz (OOB), 60dB | |
| IF response signal output requirements | Center Frequency | 70MHz±0.05MHz (Local oscillator frequency accuracy error is required to be ≤0.05MHz) |
| Amplitude range | -50dBm~+10dBm | |
| 3dB bandwidth | 19MHz±1MHz | |
| Input port standing wave ratio | ≤1.4 (Design Guarantee) | |
| Noise Figure | ≤3dB | |
| Video Output | 0V~2V | |
The main performance of ADS-B channels
| Receiving center frequency | 1090MHz±0.5MHz | |
| Receive tangent sensitivity | ≤-90dBm | |
| Receive dynamic range | ≥60dB | |
| Image rejection | ≥60dB | |
| Anti-burning | With 1000W (or maximum transmission power) anti-burning capability | |
| Out-of-band rejection | 1090MHz±25MHz (OOB), 60dB | |
| IF signal output requirements | Center Frequency | 70MHz±0.05MHz (Local oscillator frequency accuracy error is required to be ≤0.05MHz) |
| Amplitude range | -50dBm~+10dBm | |
| 3dB bandwidth | 4MHz~6MHz | |
| Input port standing wave ratio | ≤1.4 (Design Guarantee) | |
| Video Output | 0V~2V | |
Broadband RF power amplifier performance Index requirements
| NO. | Type | Requirement Name | Requirement No. | Requirement Value | Remark |
| 1 | Overall | Working Mode | RF_001 | TDD | |
| 2 | Quantity of RF transceiver channels | RF_002 | 1T/2R | ||
| 3 | RF transmit and receive channel isolation | RF_003 | ≥40dB | ||
| 4 | Channel-to-channel isolation (receive and receive) | RF_004 | ≥60dB | ||
| 5 | Transmit/receive switching time | RF_006 | ≤5μS | ||
| 6 | Transceiver switching requirement | RF_007 | No switching shock | ||
| 7 | RF frequency | RF_008 | 1350~1550MHz | ||
| 8 | IF frequency | RF_009 | 350MHz | ||
| 9 | Signal bandwidth | RF_010 | 36MHz | ||
| 10 | Power supply | RF_011 | +28V/3A, +5.2V/2A | ||
| 11 | Weight | RF_012 | ≤1000g | ||
| 12 | Power consumption (50% duty ratio) | RF_013 | ≤48W | ||
| 13 | RF Port | Characteristic impedance | RF_014 | 50Ω | |
| 14 | Standing wave coefficient | RF_015 | ≤1.5 | ||
| 15 | TX | Maximum average output power (antenna port) | RF_016 | ≥43dBm | When the input modulation signal power is -10dBm |
| 16 | Output power flatness | RF_017 | ≤2.0dB @1350~1550MHz |
Within working frequency band | |
| 17 | Output power flatness | RF_018 | ≤1.0dB@36MHz | Within the RF signal bandwidth | |
| 18 | Output power consistency of different modules | RF_019 | ≤1dB | ||
| 19 | Peak-to-average ratio | RF_020 | 7.5dB | ||
| 20 | ACPR (OFDM) | RF_021 | ≥35dBc | ||
| 21 | EVM (64QAM) | RF_022 | ≤5% | ||
| 22 | Spurious level | RF_023 | ≤-80dBm@(≤1280MHz,≥1640MHz) | ||
| 23 | Out-of-band rejection | RF_024 | ≤-40dBc@(≤1280MHz,≥1640MHz) | ||
| 24 | RX |
Channel Gain | RF_025 | 15dB±2dB | |
| 25 | Output power range | RF_026 | -90~0dBm | ||
| 26 | Noise Figure | RF_027 | ≤3dB | ||
| 27 | EVM | RF_028 | ≤3% (640AM) | ||
| 28 | Maximum non-damaging input power | RF_029 | 7dBm | ||
| 29 | Output limiting | RF_030 | 0dBm | ||
| 30 | Channel gain flatness | RF_031 | ≤2.0dB @1350~1550MHz |
Within working frequency band | |
| 31 | Gain flatness | RF_032 | ≤1.0dB@36MHz | Within the IF signal bandwidth | |
| 32 | IF out-of-band rejection | RF_033 | ≥30dBc@(≥fc+40MHz,≤fc-40MHz) | IF signal bandwidth 36MHz | |
| 33 | RF_034 | ≥50dBc@(≥fc+70MHz,≤fc-70MHz) | |||
| 34 | Bypass channel attenuation | RF_035 | 7±1dB |
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