A camera is an optical or opto-electronic device that records a 2D image of a 3D scene. Cameras can be still cameras (photography) or video cameras for moving images.

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How to build a Camera with recording [closed]

I have a camera which operates on 12v DC and gives analog video as output. If I attach the video output of this camera to my TV it works well. Now I want to record its video footage on a Memory card ...
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37 views

high-speed interface for robotics vision system cameras [closed]

I need to design a high-speed, high-resolution camera for a robotics vision system, and need to choose the appropriate interface and cable standard between camera and PC. Typically 4 cameras will be ...
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55 views

Audio: Camera activated external microphone

I want to build a relay circuit that turns on an external microphone (powered by an internal 9V battery) when a connected camera is turned on (a camera offering only 1V plugin power through a 3.5 mm ...
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12 views

Clock and data on the same MIPI lane?

I'm currently looking at specific sensor module that supports MIPI. and when I probe both the data and clock lanes, it appears that the clock is not used. and the data lanes seems to have the clock in ...
3
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2answers
94 views

Different ways to detect seals? [closed]

I would like to build an underwater mammal detector to take videos of seals when they get in and out of their cave (the entrance of their cave is underwater). It will be a waterproof sealed box with ...
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1answer
37 views

Use a solar battery charging system to power day/night security camera?

I have in mind a wireless security camera but it still needs an AC adaper for power. I wish to supply this power from a 8 x 1.5v supply of 2,500 mAh batteries that are charged in daytime with 12 volt ...
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2answers
53 views

What is the term for a photo sensor that takes low-resolution, black-and white, closeup images?

For work I used to have to read and log 7-segment LCD numbers off this tiny (3cm x 1cm) screen tens of times per day. Now I have a webcam setup that reads it for me and does some OCR to automatically ...
2
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3answers
95 views

Hardware for IP Camera Project

I intend building a custom IP camera for home use, project goals are: Videos are stored remotely in real time (storage somewhere else in home or cloud server) Live steaming from internet Video data ...
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2answers
82 views

Building a 3D IR scanner with USB power [closed]

I am trying to build a 3D scanner which can work with USB power. I am using an IR camera and a IR projector. I would like to scan objects up to a distance of 4m (indoor) with minimum 640x480 ...
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3answers
140 views

Charge Rate Myth?

Many websites post that charging your device with a high ampere charger will heat up the device and depreciate battery life. Is this really true. I have a sony nex camera that uses 5v 500ma input. Is ...
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1answer
95 views

redefine DCMI pins in STM32F4

I have a sample code for connecting an OV7670 to a STM32F407IGT6. However, I'm trying to use a STM32F407VGT6 and in my sample code the STM32F407IGT6 doesn't use the default DCMI pins. How can I ...
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5answers
101 views

How camera calculates amount of color per pixel

I don't know where to post this question sorry if it's in wrong section. I already know how pixels works they are combination of three colors RED, BLUE and Green. But they should be mixed in different ...
2
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48 views

Low-Power Video Transmission for IoT

I am currently developing an apparatus for feeding and monitoring my dog remotely. The basic idea is to make this using 2 main components: The first component will be composed of a camera pointing ...
2
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1answer
116 views

I2C camera not working 100% of the time

This is my stereoscopic system: I'm using a zedboard to pilot two i2c-camera MT9D111: http://www.dragonwake.com/download/camera/MT9D111/mt9d111_rev5.pdf Camera PCB Information: ...
2
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1answer
67 views

Options for video development [closed]

What are my options for video development? I am talking buying a development board, then translate that to custom pcbs and hardware. With the rise of smart phones we have seen a plethora of hardware ...
0
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1answer
88 views

Which interface to choose SPI MIPI or Parallel?

I'm trying to connect the AR sensor module (AR0331) with the IMX6 processor and the problem is the camera uses a HiSPI & parallel line. Similarly, there is MI-PI (CSI) and Parallel line in the ...
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1answer
66 views

Simultaneous electronic shutter release for multiple Lumix G7 cameras

I'm trying to trigger six Panasonic Lumix G7 cameras at once. The trigger mechanism uses a four pole 2.5 mm plug, some resistors and two switches. With no switch closed there is 41 kilohms of ...
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1answer
74 views

Crackling sound when connecting camera to Raspberry Pi circuit

Ok so hopefully I can get this to make sense. Basically I have a Canon EOS 1D camera. What I want to do is to be able to apply an accurate time-stamp to each image so I know when each picture is ...
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1answer
85 views

Need help connect relay to surveillance camera

I am seeking help. I am NOT an electrical engineer! I have a D-Link DCS-5222 camera that I am using for security. I have made an IR LED array to provide illumination when the camera is in IR mode. ...
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1answer
71 views

Determining magnitude of damping resistor for CMOS image sensor

I'm designing a camera module using Sony's IMX224 image sensor. This module would be connected to STM32F4 discovery board. At this moment I want to make a simple camera module so that I can write ...
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0answers
66 views

Synchronisation of a Basler Camera Array using Multicast/Broadcast

There are many answers for synchronisation of camera array using Hardware like using Triggering box, but I didn't find any approach using sofware . Is synchronisation using Software not that good ? ...
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2answers
58 views

What sizes are detectable from 1m using a fairly good cmos camera?

I haven't ordered a CMOS camera module yet, but I am planning to use it to detect a small object from ~1-1.5 meters. Just too be specific, say I am using the following CMOS camera (although if you ...
3
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1answer
139 views

For variable voltage devices, namely SD cards, how much power do you save by using a lower voltage?

I'm designing a computer vision system and my 3 main components are microcontroller (VDD = [1.8V, 3.6V]) microSD card (4 bit mode, VDD = [2.7V, 3.6V] according to SD 2.0 standard) cheap cell phone ...
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0answers
38 views

mt9p111 initialization

I need to use mt9p111 (LI-5M05CM-AF), but I can't find any initialization examples in Internet. I found drivers for linux and android at github: (Link in comments). I didn't see any results of ...
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0answers
129 views

Duplicate MIPI CSI2 camera (one camera, two receivers)

I would like to feed two processors with the same MIPI CSI2 camera. I cannot afford to have one of the processors to play the role of proxy to the other. Though I searched hard, I'm not aware of any ...
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1answer
290 views

interfaciing with a 5mp csi camera

I'm trying to interface an intel edison board with a 5mp mipi camera (https://www.sparkfun.com/products/13249) The camera uses an OV5640 imaging sensor, and is used with a pcduino v3. It interfaces ...
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1answer
72 views

Is low humidity bad for CMOS camera?

I'm searching for camera modules using CMOS image sensor. But I found something interesting. Some vendors specified operation humidity between 20~80%. But does it make sense that low humidity affect ...
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1answer
259 views

How can I interface with RPi-Camera to FPGA?

I want to interface with RPi-Camera to my FPGA bord. As you can see, http://www.wvshare.com/product/RPi-Camera-B.htm This camera has a 15pin-ffc cable. But I can't get a ffc cable's interface ...
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1answer
914 views

Which camera module will interface with STM32F7 Disco board?

Which camera module will interface with STM32F7 Disco board? The connector on the board is a 30-pin FPC/FFC 0.5mm. Could the OV2640 be adapted for this?
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1answer
100 views

Difference between line scan sensor and line scan camera? [closed]

I'm looking to build a multitouch table using line sensor/camera technology. I was hoping someone had already tried such a thing and could recommend the best suited between line scan sensor or line ...
0
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1answer
379 views

OmniVision CMOS sensor package name for camera modules?

I seen few camera modules by OV, that come on a flex cable like the one below (OV2640) How does this package called? I see on the OV website COB, CSP, uCSP,CLGA, but I suspect they're without the ...
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1answer
46 views

Camera on cellphones

Why resolutions when we recording video or taking a picture with our cellphone camera are different? Video recording resolution is always so smaller compared to our photo resolution. Is it hardware ...
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0answers
49 views

Could I use DM368 to take RGB/YUV data from Li-CAM-OV2715?

Before asking this, I'd like to apologise for asking it here. I have asked same question in the TI forum and sent emails to manufacturers, but couldn't have any reply so far. It would be very ...
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2answers
471 views

How can I capture VGA (640x480) frames with RGB565 format from OV7670+FIFO (AL422B)?

I made a platform with LPC1788 (Cortex M3) which had external 8MB NOR flash and external 32MB (16bit) SDRAM. I connected them a CF7670C-V3 (OV7670+AL422B (FIFO)) camera module and I capture QVGA,QQVGA ...
4
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1answer
120 views

non-linear characteristic of image sensor

Let me ask a stupid question. It might not be a well specified question, but since I'm a newbie in this field, I'd like to ask it. The question is this. Why the pixel counts from CMOS image sensor is ...
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1answer
57 views

Strategy for powering surveillance cameras

I would like to install 16 surveillance cameras All the cameras are connected to a DVR, 25 meters away (at most) All cameras are powered by 5V-DC, around 3W-6WS for each camera. I have two strategies ...
0
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1answer
219 views

Extracting and Using Sensor in Camera Assembly of Nokia Lumia 1020

I am trying to use the awesome camera sensor in the Nokia Lumia 1020 for research purposes. Unfortunately, my screen is broken so the screen is completely black. I intend to disassemble the phone, ...
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2answers
357 views

ov7670 camera module [closed]

I really need some help to figure out whether the ov7670 camera module I bought is with or without FIFO. I bought it from a local market.Can someone please tell me how can I find out whether the ...
0
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1answer
80 views

omnivision cameras

Could anyone please let me know if the following data sheet is for image sensor or SoC? http://www.ovt.com/download_document.php?type=sensor&sensorid=55 In the second page it shows a diagram and ...
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1answer
267 views

How can I build a RGB+CSync to SCART video cable for a vintage camera control unit?

I'm an associate professor at a university in Japan, and last year I discovered that my university has two working, vintage Sony DXC-M3A Saticon tube video cameras, along with accompanying power ...
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1answer
81 views

MIPI? MIPI-CSI2? are they same?

I'm reading cmos camera specifications. But I can not understand one thing. Is the MIPI means MIPI-CSI 2, or is it a different interface? This is the link of the camera I have been interested in. ...
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2answers
143 views

Help identifying pinout [closed]

I've found a mini camera. The device has a mini-objective with a tag P3.7 (I guess this is the resolution), 2 wires (red and white which I suppose are ...
0
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1answer
441 views

UVC Compliant H264 Encoder for PAL/NTSC Analog Camera Modules

I've been looking for some weeks on a part/module and haven't found anything so far. I've been experimenting with streaming techniques using Logitech C920 webcam. This webcam has an embedded H264 ...
1
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1answer
484 views

Serial LVDS camera interface

I am interested in using the greyscale version (VM-010-BW-LVDS) of this camera module: VM-010: phyCAM-S camera module, WVGA monochrome I want to use the camera with external trigger (in snapshot ...
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1answer
95 views

Connecting unused MIPI data lane in schematics and PCB layout

Am using a MIPI to parallel bridge in one of my designs.The bridge takes in inputs from a MIPI camera and sends the parallel data to a processor.Am using only 2 data lanes (of the 4 data lanes) ...
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3answers
669 views

Term for a chip that is used in a camera to detect light

In terms of an integrated circuit, what is the term for a chip that is used in a camera to detect light? I hope this photo helps. What is the technichal term for the light sensitive IC in a camera? ...
3
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1answer
166 views

What component most limits a camera's frame rate?

I have a quick question here when I started wondering how they made slo-mo cameras: What is the part that most limits frame rates in average smartphone cameras? Is it the CCD chip, or a component in ...
2
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3answers
233 views

What is this effect causing a flash on video when a model aircraft collides with the ground?

When recently flying a model airplane with friends, I was recording on a smartphone camera (I believe CMOS, 720p, 120fps), and saw, in one of the videos, a flash that was not visible to the naked eye, ...
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2answers
560 views

What does “IR CUT” do on this camera? [closed]

I bought this camera to experiment with, mostly based on the fact that it is considered to be a "Night Vision IR" camera. Now that I've received it, I am having a hard time finding out certain ...
2
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2answers
341 views

How can I synchronize the framerate of two webcameras. Is it even possible?

Pretext I am currently playing with stereo vision (two cameras capturing images simultaneously) for my robot hobby project. There are a few traits that is important when processing the images ...