Q93:Main transmission protocols for the network layer

Updated： 2023-09-20
Views： 582

1)IPv 4 2)IPv 6 3)TCP 4)6LoWPAN About KinghelmShenzhen Kinghelm Electronics Co., Ltd.（www.kinghelm.net）has technical backbones from Tsinghua……

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Q92: Wired communication

Updated： 2023-09-20
Views： 495

1) USB 2) Serial communication protocol 3) Ethernet 4) MBus About KinghelmShenzhen Kinghelm Electronics Co., Ltd.（www.kinghelm.net）has technical……

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Q91: Near-range communication

Updated： 2023-09-20
Views： 436

1）RFID 2）NFC 3）Bluetooth About KinghelmShenzhen Kinghelm Electronics Co., Ltd.（www.kinghelm.net）has technical backbones from Tsinghua University an……

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Q90: Far-range non cellular communication

Updated： 2023-09-19
Views： 434

1)WiFi 2) ZigBee 3) LoRa About KinghelmShenzhen Kinghelm Electronics Co., Ltd.（www.kinghelm.net）has technical backbones from Tsinghua University an……

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Q89: Communication systems with cellular technology

Updated： 2023-09-19
Views： 426

With the rapid development of the global internet and the rise of the Internet of Things, long-distance cellular communication systems have become an important infrastructure for connecting the world.1) 2G/3G/4G 2) NB IoT 3) 5G About KinghelmShen

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Q88: What are some well-known manufacturers of connectors?

Updated： 2023-09-19
Views： 471

TE&Tyco (AMP), MOLEX, Amphenol, FCI (Framatome), FOXCONN, Yazaki, HRS(Hirose Electric), Sumitomo, JST connector, JAE (Japan Aerospace Electronics), Delphi, Luxshare (Lexon Precision), KET (Korean Electric Terminal), Jonhon (AVIC Optoelectronics), Dere

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Q87: What are the basic performance of connectors?

Updated： 2023-09-18
Views： 413

Mechanical performance: insertion force, extraction force, mechanical life; Electrical performance: contact resistance, insulation resistance, electrical strength (resistance strength); Environmental performance: resistance to humidity, temperature, salt

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Q86: What are the main frequencies of GPS and Beidou?

Updated： 2023-09-18
Views： 403

GPS: L1=1575.42MHz, L2=1227.60MHz, L5=1176.45 MHz Beidou: L=1615.68 MHz, B1I=1561.098 MHz, B1c=1575.42 MHz The frequency of Kinghelm's Beidou antenna is 1561.098MHz About KinghelmShenzhen Kinghelm Electronics Co., Ltd.（www.kinghelm.net）ha

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Q85: What is the difference between Bluetooth antenna and WiFi antenna?

Updated： 2023-09-18
Views： 468

Bluetooth antennas have low working power and small size, usually at the micro watt level. They are mostly built-in antennas, typically covering a radius of 10 to 30 meters, and are widely used in wearable products. The working power of WiFi is in the ran

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Q84: Some professional terms in the antenna industry

Updated： 2023-09-15
Views： 440

The professional terms for antennas include: RF system antenna type, operating frequency band, antenna gain, antenna structure, standing wave ratio, maximum input power (transmitter), and so on.In the field of wireless communication, antennas play a cruci

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Q83: What are the process terms used in the connector industry?

Updated： 2023-09-15
Views： 480

1. Welding conditions: Generally, connector products will be welded to the circuit board for use. Welding is the core of the entire process, and both pre-weldin……

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Q82: What is Kinghelm's training for new employees?

Updated： 2023-09-15
Views： 412

Kinghelm provides the following training to help new employees quickly adapt to job requirements: 1. Company Culture and Values: Introduce the company's mission, vision, and core values to help new employees understand the company culture, and inte

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