Distributed sensing and video capture system and apparatus
Systems and apparatus for sensing and video capture include at least one camera with an optical sensor that captures video image data of a first sampling rate. An auxiliary sensor captures auxiliary data at a second sample rate. A processor is communicatively connected to the optical sensor and auxiliary sensor. The processor transmits video image data captured at the first sample rate auxiliary sensor data captured at the second sampling rate across a data connection to a centralized computer that receives the video image data and the auxiliary sensor data and operate to present the video image data and the auxiliary sensor data on a graphical display.
1. A system for sensing and video capture, the system comprising:
a camera at a facility, the camera including an optical sensor capable of capturing video image data, an auxiliary sensor capable of capturing non-image data, and a processor that acquires and transmits the video image data from the optical sensor and acquires and transmits the auxiliary sensor data from the auxiliary sensor;
a data connection connected to the processor of the camera for the transmission of data from the processor; and
a centralized computer located at a different location from the camera that receives the video image data and auxiliary sensor data from the processor of the camera across the data connection and processes the video image data and auxiliary sensor data,
wherein the video image data is acquired from the optical sensor and transmitted at a first sampling rate and the auxiliary data is acquired from the auxiliary sensor and transmitted at a second sampling rate wherein the first sampling rate is greater than the second sampling rate, such that the processor acquires samples more frequently from the optical sensor than from the auxiliary sensor.
2. The system of claim 1 , wherein the auxiliary sensor comprises at least one of: a temperature sensor, a magnetic field sensor, a light sensor, a chemical sensor, an accelerometer, a humidity sensor, and a pressure sensor.
3. The system of claim 1 , wherein the first sampling rate is specified by a user.
4. The system of claim 3 , wherein the second sampling rate is determined by the first sampling rate.
5. The system of claim 1 , wherein the second sampling rate is determined based on the type of auxiliary sensor.
6. The system of claim 1 , wherein the auxiliary sensor is a temperature sensor and the auxiliary data is a temperature measurement.
7. The system of claim 1 , wherein the sensor is a chemical sensor and the auxiliary data further includes an indication of a chemical concentration, wherein the centralized computer processes the indication of the chemical concentration to determine the operational status of the environmental control system.
8. The system of claim 7 , wherein the chemical sensor is located near an HVAC vent and the chemical sensor is configured to determine the chemical concentration of air blown into the facility to confirmation operation of an HVAC system.
9. The system of claim 1 , wherein the auxiliary sensor is an accelerometer and the auxiliary data is an orientation of the camera.
10. The system of claim 9 , wherein the centralized computer processes the received video data from the camera to identify people in the video data and count the identified people in the video data, wherein the centralized computer uses the received orientation of the camera to refine the identification of people in the video data.
11. The system of claim 9 , wherein the centralized computer receives the orientation of the camera and compares the received orientation of the camera to a target orientation and produces an indication if the camera is in an expected position.
12. An IP camera for a CCTV system, comprising:
an optical sensor that captures video image data at a first sampling rate;
an auxiliary sensor that captures auxiliary sensor data at a second sampling rate;
a processor communicatively connected to the optical sensor and the auxiliary sensor, wherein the processor acquires and transmits the video image data captured at the first sampling rate and acquires and transmits the auxiliary sensor data captured at the second sampling rate such that the processor acquires samples more frequently from the optical sensor than from the auxiliary sensor, wherein the second sampling rate is determined based on the type of auxiliary sensor.
13. The IP camera of claim 12 , wherein the first sampling rate is specified by a user.
14. The IP camera of claim 13 , wherein the second sampling rate is determined by the first sampling rate.
15. The IP camera of claim 12 such that a greater portion of a bandwidth transmitted from the processor is dedicated to the transmission of the video image data compared to the transmission of the auxiliary sensor data.
16. The IP camera of claim 15 , wherein the processor multiplexes the video image data at the first sampling rate with the auxiliary sensor data at the second sampling rate.
17. The IP camera of claim 12 , wherein the auxiliary sensor comprises at least one of: a temperature sensor, a magnetic field sensor, a light sensor, a chemical sensor, an accelerometer, a humidity sensor, and a pressure sensor.
18. The IP camera of claim 13 , further comprising: a power supply configured to connect to a data connection wherein the power supply uses power over Ethernet (POE) to provide power to the processor, the optical sensor and the at least one auxiliary sensor.
19. A system for sensing and video capture, the system comprising:
a camera at a facility, the camera comprising:
an optical sensor that acquires video image data;
an auxiliary sensor acquires auxiliary data that is not image data, wherein at least one auxiliary sensor is an accelerometer that acquires auxiliary data describing the camera's alignment;
a processor that receives and processes the video image data from the optical sensor and the acquired auxiliary data from the auxiliary sensor; and
a power supply that provides power to the optical sensor, the auxiliary sensor, and the processor;
a data connection connected to the camera, wherein the data connection is connected to the processor of the camera and to the power supply; and
a centralized computer spaced apart from the camera that acquires data from the processor across the data connection, wherein the video image data is acquired at a first sampling rate and the auxiliary data is acquired at a second sampling rate, the first sampling rate greater than the second sampling rate, such that the processor acquires samples more frequently from the optical sensor than from the auxiliary sensor;
wherein the power supply converts power from the data connection to provide power to the processor, the optical sensor, and the accelerometer,
wherein the centralized computer processes the auxiliary data to determine the alignment of the camera and generates an alert when a camera is misaligned; and
wherein the centralized computer processes the auxiliary data to determine the angular attitude of the camera and provides the angular attitude of the camera to image analysis software.