Send Message
Privacy statement: Your privacy is very important to Us. Our company promises not to disclose your personal information to any external company with out your explicit permission.
1: What is GPRS GSM? At present, the second
The proportion of small and medium-sized cities in China has reached 60% to 70%. The scale of GSM network users also has an absolute advantage. The
Under the circumstances that people's awareness of environmental protection is increasing and the construction regulations of base stations are still not perfect, the mos
1 Introduction The operating frequency band of the A-band IS95A-CDMA is: uplink: 825-835MHz; downlink: 860-880MHz. The operating frequency band o
Firstly, the main interference types of WCDMA and GSM system co-sites are analyzed. The mathematical calculation models of various interferences are
Most of the commercial deployments of TD-LTE in the world have adopted the construction method of co-station with th
A multi-mode wideband low noise amplifier (LNA) suitable for base station GSM was designed by using ADSP software from Agilent's ADS software by selecting AT41486 transis
0 Preface With the advent of the new era, the automobile has also developed rapidly as an important means of transportation. At the same time, the subsequent car theft has also increased
With the advancement of urbanization, the role of street lamps in people's lives has become more and more prominent, and it also reflects the development level of a city. The power consumption
With the advancement and popularity of cable TV technology, the inherent shortcomings of wireless TV transmission have caused the technology research to be at a standstill. Due to the relatively
Overview The complexity and high density of cellular telephone circuits present a challenge for system designers, and establishing a high-quality audio recording/playback channe
introduction: The SoPC-based automotive safety monitoring system uses Altera's latest SoPC (Programmable System-on-Chip) solution, the Nios proc
Abstract: The car anti-theft system is developed using GPS/GSM technology. The system uses the GPS positioning technology to obtain the position of the vehicle, determines whether the vehicle is
Abstract: With the development of China's transportation industry, tracking and monitoring of vehicles is becoming more and more important in logistics and other industries. In the vehicle m
51 Single Chip Microcomputer and GSM Module Realize Communication 1, detect the serial line is good or bad 1) Plug the serial cable into the compu
According to reports from foreign media, according to a report issued by the US investment bank PiperJaffrayCos today, the antenna design flaw of Apple’s newly
Watching TV is already a kind of leisure and entertainment project that we all are accustomed to in daily life. If everyone wants to watch TV and there are wireless signals i
A few days ago, Xiaomi released the millet router 3, priced at 149 yuan, will start on April 6 rice flour festival. Millet router 3 uses a minimalist and ultra-thin design, th
Rohde & Schwarz announced the Z
August 5 news, Xiaomi has released a lot of router products, and these routers are still performing a product update every time. This millet quietly released a millet router 3
An antenna is a transducer that transforms a guided wave propagating on a transmission line into an electromagnet
With the official release of the 3GPP 5G standard NSA solution, the development of
Privacy statement: Your privacy is very important to Us. Our company promises not to disclose your personal information to any external company with out your explicit permission.
Fill in more information so that we can get in touch with you faster
Privacy statement: Your privacy is very important to Us. Our company promises not to disclose your personal information to any external company with out your explicit permission.