Communication control

This lightweight dual-mode Wi-Fi & BLE search terminal works fully offline for post-quake rescue amid power and communication blackouts. It locates survivors by capturing signals from civilians’ mobile phones and wearables without relying on vital signs, boasting strong rubble penetration, wide-range scanning and sub-meter precise positioning. Mountable on handheld devices, drones and transport vehicles, it supports full-area screening, trapped personnel 3D localization, rescue team tracking and resettlement crowd management within the critical 72-hour golden rescue window.

Develop an integrated portable station with domestic chips as the core, optimize the design for emergency communication scenarios, and provide convenient and reliable solutions for operators and industry users.
The standalone station provides a fully functional 5G network, ideal for emergency communication and command scenarios.

This document is used to describe the BS5514 5G Integrated Base Station, including BS5514 S3500 and BS5514 S4900. It can support 5G NR 3.5/4.9GHz and WIFI6 5.6GHz systems and bands at the same time. BS5514 adopts baseband and RF integrated design, with the characteristics of small volume, high integration, superior performance and stable operation, which can meet the functional requirements and harsh deployment scenarios of industry customers.

The 2G+4G+5G portable cell phone signal detection device is designed for mobile terminal search and identification. Utilizing dedicated mobile communication physical layer and protocol stack technology, it transmits constructed wireless signals to establish communication with nearby mobile communication terminals, obtaining their relevant parameter information to enable detection and screening of mobile terminals. The device supports existing LTE and NR frequency bands deployed or reserved for re-farming.

This device is designed for mobile terminal search and troubleshooting. It utilizes a dedicatedmobilecommunication physical layer and protocol stack. It transmits constructed wireless signals tocommunicate with nearby mobile communication terminals, acquiring relevant parameter
information and enabling detection and screening of mobile terminals. The device supports existingLTE and NR frequency bands deployed or reserved for re-farming. Utilizing virtual base station technology, the device can detect and locate 2G/4G/5G(NSA) mobilecommunication terminals from the four major operators, China Mobile, China Unicom, ChinaTelecom, and China Broadcasting Corporation, within a specific area and accurately locate them. This device is primarily used in confidential departments such as government, the military, prisons, aerospace, and aviation. It provides an effective solution to the problems of "off-account devices"and "off-card cards," and serves as a technical support for communications and informationsecurityinspections by relevant departments.

The 4G+5G portable Cell Phone Signal Detector is a dedicated device designed speciallytomeet customer needs,which adopt exclusive physical layers and protocol stack,controlledby a professional handheld terminal.Which support the existing LTE &NRnetworkfrequency is specially for mobile terminal code detection and analyse separately. Based on virtual base station technology, the device can detect and accuratelylocate4Gand 5G (NSA+SA) mobile communication terminal devices of the China Four majoroperators(China Mobile, China Unicom, China Telecom, and China BroadcastingCorporation), in a specific area; the device can effectively solve the problemsof"unauthorized devices" and "unregistered sim cards". This device is mainlyusedinconfidential fields such as government agencies, military units, prisons, aerospace, andaviation and other confidential fields, providing safe and efficient technical meansforrelevant departments to carry out technical security inspections.

CH-5600 5G+4G Code Detection and Positioning Device adopts completely self-developed multi-core ARM and FPGA architecture to realize 5G wireless communication technology and base station function, thus realizing the data collection of 5G+4G users.

5G Portable Positioning Device is a self-developed all-in-one portable tactical device, which supports the full-band 5G-SA network of China's four major carriers N1/N28/N41/N78. The device antenna and battery built-in, no complex external wiring, truly portable, easy to operate, highly covert, high-performance in one, breaking the traditional equipment external wiring, not easy to carry, complex operation and other shortcomings.

Chuanghui Communication 4G+5G dual-mode portable positioning device is a self-developed multi-standard portable integrated designed tactical equipment, consisting of portable host, operating cell phone, supporting 4G/5G full-band cell phone users of the air port positioning and data collection. The equipment through the detection, capture the target cell phone IMSI, TMSI, TAC / CID (or LBS data) parameters and real-time signal strength, you can realize the signal detection gradually approaching and find the precise location of the target cell phone, with a fast positioning, fast reporting, long distance positioning, high differentiation, 4G / 5G all-in-one APP software, easy to carry and so on.

The system integrates the single-stream carriers of China Telecom, China Unicom and China Mobile, and is usually made into two same-sized plug-in frames. One frame integrates TDD Band38/39/40 and the other integrates FDD Band1/3.

The product shape of a single frame is shown in Figure 1-1.

CH-5500 4G+5GNSA code detection and positioning equipment uses a fully independently developed multi-core ARM and FPGA architecture to implement 4G+5GNSA wireless communication technology and base station functions, thereby realizing the data collection of 5GNSA+4G users.

Ø4G full network access (B1/3/39/40/41/42/43) +, overseas customized B2\B4\B7, etc.

The 4G integrated 4-band portable positioning device adopts a multi-standard portable integrated design, which is the first in the industry, supports the full 4G frequency band and adapts to various complex network environments, greatly improving the efficiency of case handling. It has good adaptability to dense urban villages and high-buildings. The system consists of a portable host and an operating mobile phone. It is the first 4G integrated small portable positioning system in the industry with high maturity, superior performance, strong adaptability, easy operation, and can be put into practical application.

The 4G Portable Investigation System is a new generation investigation products which is just for TDD/FDD 4G network terminals of the three domestic mobile communication operators. Based on the working principle of 4G wireless communication base stations, the product actively collects the relevant information of 4G mobile phone users in the coverage area through the capture and processing of LTE air port wireless signals, and sends it to the background management system installed by the staff's portable mobile phones through WiFi. After the background analysis and processing, real-time interception, positioning and code investigation of suspect users are realized.