Distinguishing Between Active GPS Antennas and Passive GPS Antennas
Active GPS Antennas and passive antennas are two common types of antennas found in GPS receivers, each with significant differences in functionality and structure.
In the development of GPS technology, GPS antennas play a crucial role as components for receiving satellite signals. Active GPS antennas and Passive GPS Antennas are two common types with notable differences in structure and operation.
Passive GPS Antennas:
Passive GPS antennas refer to antennas that do not require external power supply when receiving satellite signals. They mainly consist of antenna elements and an antenna amplifier used to receive and amplify weak signals from satellites. Passive GPS antennas typically have small form factors and low power consumption, suitable for applications where antenna performance requirements are not stringent.
Active GPS Antennas:
Active GPS antennas, on the other hand, require an external power supply to provide the necessary power for the antenna amplifier. Active GPS antennas integrate amplifiers within the antenna itself, enhancing the sensitivity and stability of satellite signal reception, thereby improving positioning accuracy. Active GPS antennas are typically more complex than passive antennas but excel in applications requiring higher performance.
How to distinguish between active GPS antennas and passive GPS antennas?
1. Physical Characteristics: Active GPS antennas are typically larger than passive GPS antennas as they need to accommodate electronic components such as amplifiers. Passive GPS antennas, on the other hand, are relatively simpler and have a smaller form factor.
2. Interface Design: Active GPS antennas usually require an external power supply connection, whereas passive GPS antennas only need to be connected to the signal line.
3. Performance: Active GPS antennas generally outperform passive GPS antennas in terms of signal reception sensitivity and anti-interference capability, making them suitable for applications that demand high positioning accuracy.
Application Scenarios:
- Passive GPS antennas are suitable for applications with less stringent antenna requirements, such as vehicle navigation systems and smartwatches.
- Active GPS antennas are suitable for scenarios requiring high positioning accuracy or operating in environments with weak signals and significant interference, such as precision agriculture, aerospace, and aviation.
In summary, active GPS antennas and passive GPS antennas each have their own characteristics, and the choice between the two should be based on specific application requirements to determine which type is more suitable.
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Selecting the Right GPS Beidou Positioning Antenna – Tips and Performance Comparison
Multi-system Compatibility: Ensure that the antenna can receive not only BeiDou signals but also signals from other GNSS systems (such as GPS, GLONASS, and Galileo) to enhance positioning accuracy and reliability.
Good News! “kinghelm Connects World“ Is Thriving and Flourishing
Kinghelm‘s brand products include Beidou-GPS dual-mode antennas, Bluetooth antennas, WiFi antennas, Zigbee antennas, NB-IoT, LORA, UWB, Beidou antennas, 4G, 5G antenna series, as well as complementary RF coaxial connectors and terminals. Kinghelm‘s product range has expanded to include board-to-wire connectors, board-to-board connectors, board sockets, connectors, small signal connectors, and switch series, automotive and motorcycle wire harnesses, special cables for industrial, medical, and scientific research purposes, as well as custom-made non-standard products.
Corporate Overview 产品介绍
Smiths Interconnect 是一家领先的电子组件、子系统、微波和射频产品供应商，为国防和航空航天、通信和工业市场提供技术先进的解决方案。公司拥有多个技术品牌，提供高可靠性电气连接器、电缆组件、天线系统解决方案以及广泛的射频和微波产品。Smiths Interconnect 隶属于 Smiths Group plc，业务遍及全球，致力于提供创新连接解决方案。
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Good News! Slkor Products Passed the CP65 test
“Kinghelm, Connecting the World“, focuses on the field of microwave and radio frequency technology. Kinghelm‘s brand products include dual-mode Beidou GPS antennas, Bluetooth antennas, WiFi, Zigbee antennas, NB-IoT, LORA, UWB, Beidou B3 frequency antennas, 4G, 5G antenna series, and supporting RF connector terminals.
Kinghelm Introduces the KH-GPS080804-WY GPS Passive Ceramic Antenna: Revolutionizing Positioning Technology
In the rapidly evolving field of positioning technology, the significance of high-performance antennas cannot be overstated. Kinghelm（www.kinghelm.net）, a renowned leader in antenna manufacturing, proudly presents the KH-GPS080804-WY GPS Passive Ceramic Antenna, addressing diverse user requirements. Under the guidance of Mr. Song Shiqiang, Kinghelm has consistently demonstrated expertise in developing cutting-edge antenna solutions, solidifying its position in the global market.
Performance Surged by 100%! Kinghelm Electronics Continues to Grow in 2023
In 2023, amidst a sluggish economic environment, Kinghelm Electronics (www.kinghelm.net) achieved remarkable growth of over 100%, thanks to its outstanding capabilities in new product development and the collective efforts of its team. This achievement not only demonstrates Kinghelm Electronics‘ technical prowess but also validates the pivotal role of technological innovation and research and development in the company‘s growth.
Good News! Kinghelm Electronics Has Successfully Passed the ISO9001 Management System Certification Review!
It is reported that Slkor Semiconductor, the brother company of Kinghelm Electronics, has completed ISO9001 certification for its system. In the future, it will also obtain certifications such as RoHS and Reach that comply with European regulations.
Shenzhen Kinghelm Electron, a Professional Manufacturer of Microwave RF Antenna and Electrical Signal Connector, Announced a Distribution Agreement with Sekorm
Shenzhen Kinghelm Electron signed a distribution agreement with Sekorm to represent its products.
Kinghelm Electronics Has Been Awarded Multiple Certifications for Promoting Innovation in GNSS and LBS Technologies
The company focuses on sustainable development, implementing digital and process-oriented management, and ensuring the synchronization of information and product flows between R＆D, supply chain, production, warehousing, sales, and customers. In addition, it cooperates with its brother company Shenzhen SlkorMicro Semicon Co.,LTD. (www.slkoric.com) to provide additional services for electronic production-oriented enterprises, including diodes, field-effect transistors, power management chips, Hall sensors, and other products.
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提供7~27寸工控机定制，支持嵌⼊式/ 壁挂式 /桌⾯式/悬挂式等安装方式，采用纯平⾯板IP65防尘防⽔等级，莫⽒7级硬度触摸屏，兼容多种操作系统：组态软件/安卓/XP/win7/8/10/Linux等，支持主板、接⼝、外观、⽀架、刷卡器、⾝份证阅读器、LOGO、⻨克⻛、系统、电池、蓝⽛、4G/5G、摄像头、GPS系统、⼆维码扫描器、指纹等特殊应⽤场景定制
最小起订量： 1台 提交需求>
可定制卫星定位天线协议：GPS、北斗、伽利略 (Galileo) 、格洛纳斯（GLONASS）卫星定位；增益：5~25dBi；驻波比：≤1.5；接口连接器：IPEX：1~5代IPE、SMA接口/公头等。
最小起订量： 1000 提交需求>
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