Download Files:

HLK-LD8001B/H, LD7901: https://drive.google.com/drive/folders/1aiIZDubSBSWa8osZvaEuoZJp1Z7ra97i

HLK-LD6002C: https://drive.google.com/drive/folders/1UFBTpL7mLjvzcOgDNnifWcXyOEQX2Cx5

HLK-LD6002B: https://drive.google.com/drive/folders/1ug-oR3rV8ndN-lEZMgYn8a-KIOFFdn4V

HLK-LD6002: https://drive.google.com/drive/folders/1oMJYYOvhXx9uJD9SCkCsjMzLqdOg7AqR

HLK-LD2461: https://drive.google.com/drive/folders/14_KgZpL4Th2LTRuq_W0X_ePjHu_Z6lcS

HLK-LD2450: https://drive.google.com/drive/folders/1kTt0Z3hjKKrIF3OCIDGdwQ4KotDJ8SGA

HLK-LD2415H: https://drive.google.com/drive/folders/1eOj3xdVOvwmmCniIhfUZZwE_R63wWeKO

HLK-LD2410S: https://drive.google.com/drive/folders/1wC8KC-DaNavNbpeVouZ1HdiBzZ9YrAcg

HLK-LD2410C: https://drive.google.com/drive/folders/1ypOlacBmmFXY6lDQ0f1hEJFmczNe-0WG

HLK-LD2410B: https://drive.google.com/drive/folders/16zI-fium_BZeP08EyQke0rWp0BJTMvw3

HLK-LD2410: https://drive.google.com/drive/folders/1lCQv3mfHJ3XKXzweeHPFnJ_8_D_EWEKk

HLK-LD2411: https://drive.google.com/drive/folders/1ZAFkDPr_BLQpmw1h6furMvg-hcByOt5z

HLK-LD101V: https://drive.google.com/drive/folders/1O8H_NBj3Bm8QCHyXO-5YvEremdVrs-EM

Product Description

HLK-LD2461 is a 24GHz millimeter wave radar product used for human perception, consisting of two 1-engine 2-receiver millimeter wave radar chips, high-performance microstrip antennas, high-performance MCU, and peripheral auxiliary circuits; The operating frequency range is 24.00GHz~24.25GHz, which is the ISM frequency band with a working bandwidth of 250MHz. This product can be used in home, office, hotel and other scenarios to achieve precise sensing of multiple movements, micro movements, or stationary human bodies.

Product parameters

(1) Detection angle and distance

(2) RF performance

(3) Electrical porformance

Module size and pin description

                                                                                                         Figure 1 Schematic diagram of HLK-LD2461

                                                           Figure 2 Schematic diagram of the connection between the radar module and peripherals

Main functions and performance

A. Motion detection

a) Motion perception distance: ≤ 8 meters (normal range of motion);

b) Motion trigger time: ≤ 0.5s;

c) Accuracy: ≥ 99%;

B. Human presence detection (respiratory detection)

a) Perceived distance of stationary human body: ≤ 6 meters (for stationary human body);

b) Unmanned detection maintenance time: 15 seconds;

c) Accuracy: ≥ 95%;

C. Population statistics

a) Detection distance: ≤ 6 meters;

b) Number of detections: ≤ 5 people;

c) Accuracy: ≥ 90% (3 people), ≥ 80% (5 people);

D. Direction detection

a) Identify the entry and exit, left and right, front and back directions of the human body;

b) Detection distance: ≤ 6 meters;

c) Accuracy: ≥ 95%;

E. Trajectory detection

a) Identify the movement route of the human body within the detection area, making it easy to determine the position and direction of human movement;

b) Support multi person trajectory, achieving a maximum of 5 people to maintain the trajectory;

c) Detection distance: ≤ 6 meters;

Accuracy: ≥ 90%;