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RX TXRX MOD WIFI PCB TRACE SMD |
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RX TXRX MOD U.FL CHASSIS MOUNT |
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RX TXRX MOD WIFI TRACE ANT SMD |
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RX TXRX MOD WIFI SURFACE MOUNT |
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RX TXRX MOD WIFI CHIP + IPEX SMD |
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RX TXRX MOD WIFI TRACE ANT SMD |
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RX TXRX MODULE WIFI THROUGH HOLE |
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RX TXRX MODULE ISM < 1GHZ SMD |
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RX TXRX MOD WIFI SURFACE MOUNT |
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RX TXRX MOD 802.15.4 TRC + U.FL |
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RX TXRX MODULE HELICAL SMD |
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RX TXRX MOD WIFI TRACE ANT SMD |
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RX TXRX MOD WIFI TRACE ANT SMD |
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RX TXRX MOD CELL TRACE ANT SMD |
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RX TXRX MOD ISM>1GHZ TRC ANT SMD |
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RX TXRX MODULE BLE 4.0 SMD |
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RX TXRX MOD WIFI TRC ANT CONN MT |
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RX TXRX MODULE 2.4G WHIP TILT TH |
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RX TXRX MOD WIFI TRACE ANT SMD |
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QUECTEL EM05-E LTE CAT 4 M.2 MOD |
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RF (Radio Frequency) and RFID (Radio Frequency Identification) transceiver modules and modems are critical components in wireless communication systems. RF transceivers enable bidirectional data transmission over radio waves, while RFID modules specialize in identifying and tracking objects via electromagnetic coupling. These technologies underpin modern IoT, industrial automation, logistics, and consumer electronics by enabling seamless connectivity and asset management.
| Type | Functionality | Application Examples |
|---|---|---|
| Sub-1GHz RF Modules | Long-range, low-power communication | Smart meters, wireless sensors |
| 2.4GHz RF Modules | High-speed, short-range communication | Bluetooth, Zigbee devices |
| UHF RFID Modules | Ultra-High Frequency identification | Supply chain tracking, retail inventory |
| HF RFID Modules | High-Frequency contactless communication | Access control, ticketing systems |
A typical RF transceiver module consists of an antenna interface, RF front-end (LNA, PA), frequency synthesizer, baseband processor, and digital interface. RFID modules include a reader antenna, RFID chip, modulation/demodulation circuit, and protocol engine. Both integrate RFICs (Radio Frequency Integrated Circuits) and support standards like IEEE 802.15.4 or EPCglobal Gen2.
| Parameter | Description | Importance |
|---|---|---|
| Frequency Range | Operational bandwidth (e.g., 868-915MHz) | Determines regulatory compliance and interference resistance |
| Transmit Power | Output power (e.g., 0-20dBm) | Affects communication range and signal penetration |
| Receiver Sensitivity | Minimum detectable signal (e.g., -120dBm) | Impacts link reliability in noisy environments |
| Data Rate | Transmission speed (e.g., 2Mbps) | Dictates real-time data throughput |
| Protocol Support | Standards compatibility | Ensures interoperability with existing systems |
| Manufacturer | Representative Product | Key Features |
|---|---|---|
| Texas Instruments | CC2652R | Multi-protocol 2.4GHz SoC for Zigbee/Thread |
| Nordic Semiconductor | nRF52840 | Bluetooth 5.2 and Thread support |
| Impinj | R420 | UHF RFID reader for retail and supply chain |
| STMicroelectronics | S2-LP | Sub-1GHz transceiver for IoT sensors |
Key considerations include: frequency band compliance, required communication range, data rate requirements, power consumption constraints, and protocol compatibility. For example, UHF RFID modules are preferred for long-range asset tracking, while sub-1GHz modules suit low-power, long-distance industrial applications. Environmental factors (e.g., interference sources) and cost-effectiveness should also be evaluated.
Future development focuses on: integration of AI for dynamic spectrum management, adoption of mmWave frequencies for higher bandwidth, miniaturization via System-on-Chip (SoC) designs, and enhanced security protocols for IoT deployments. The convergence of RFID with blockchain for supply chain transparency is also gaining traction.