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增强的图像压缩比,减少DVR的储存量

CCD高分辨率摄像机中的档案比基于 DPS 技术的摄像机的档案要大 19%。

由于在将视频缩放至 4CIF 分辨率的过程中会引入伪影和噪音,因此 CCD 中分辨率摄像机的档案比基于 Pixim 技术的摄像机的档案要大 62%。

基于 DPS 技术的摄像机在白天的操作中捕捉到的色彩、分辨率和动态范围明显要出众一些。

TCCD高分辨率摄像机和基于 DPS 技术的摄像机在夜间的性能类似,但基于 Pixim 技术的摄像机捕获了无噪音黑度水平的场景暗区。

Imaging Horizontal Resolution 690 HTVL Effective* User/ System Interfaces Serial Control UART serial/multidrop,UTC
Vertical Resolution 460 VTVL Identifiers Camera ID/Camera Number
IP Camera Resolution Full D1 720×480 Manual DIP switches,push buttons,joystick
SNR up to 50dB max(Y signal,AGC off)
Dynamic Range 120dB max Fonts Scalable,outlined,multi-language including Asian characters and unicode fonts
Sensitivity 0.1lux min illumination(f/1.2,50 IRE,30 fps,CMY)
Extended Slow Shutter 2×/4×/8×/16×/32× Privacy Zones 16 programmable zones
Noise Reduction 3D Motion Adaptive Sensor Activity Zones 4 programmable zones
AGC Programmable up to 50dB Alarm Types OSD,serial port,GPO,auto pan-tilt-zoom
Auto Iris DC,Video(on-chip PWM DAC),Manual Type Digital Pixel System
Back Light Compensation BLC On/Off Capture Global Electronic Shutter
Day/Night True Day/Night,Soft Day/Night(B/W) Electronic Shutter Speed 1/25-1/30,720 second(f/1.2)
White Balance ATW,AWB
WB Range 2000-11,000K Optical Format 1/3 inch(6.4mm image diagonal)
Metering Zones 4,User Definable Total Pixels 768×548
Video Video Standards NTSC/PAL(using single sensor) Active Pixels 758×540
Aspect Ratio 4:3/16:9 scaled Pixel Size 7um×7um
Analog Outputs CVBS×2(75ohm),UTP Color Fiter Array CMY
Display Support CRT,LCD
Digital Video Outputs 8/10-bit ITU656 Power Supply Voltage 1.8V and 1.0 V core,3.3V I/O
Synchronization Internal/Line Lock(phase adjust) Power 1.0W typical 1.35W max
Flicker Reduction Yes(PIXIM EFR**) Environ-mental Temperature -10 to 60 degrees C(Operating)
Image Flip Horizontal and Vertical
Image Freeze Yes Mechanical Optical Center Same as Orca and Orca-E
Digital PTZ Pan,Tilt,Zoom(1×-8×)

*Seawolf HTVL Effective = Max Useable HTVL (Seawolf actual VTVL / CCD maximum VTVL) = 540 HTVL x (460 VTVL / 360 VTVL) = 690 HTVL Effective See Pixim whitepapers: HTVL Effective Specification and Camera Resolution Is Limited to 540 HTVL Maximum in CCTV Systems

**Enhanced Flicker Reduction