Aptina:AP0100CS圖像信號(hào)處理器描述

2013-09-17 13:21 來源:電子信息網(wǎng) 作者:蒲公英

Aptina公司的AP0100CS圖像信號(hào)處理器(ISP)協(xié)同芯片用來與CMOS圖像傳感器一起設(shè)計(jì)使用,其目標(biāo)市場(chǎng)是高性能模擬閉路電視(CCTV)市場(chǎng)。隨著TV線分辨率(lines resolution)朝向高于650 TVL/PH發(fā)展,并且寬動(dòng)態(tài)范圍(WDR)性能高達(dá)120dB,高性能CCTV市場(chǎng)領(lǐng)域的發(fā)展趨勢(shì)是更高分辨率和更寬動(dòng)態(tài)范圍。Aptina的AP0100CS可與其市場(chǎng)領(lǐng)先的低光照CMOS傳感器產(chǎn)品結(jié)合,創(chuàng)建具有高分辨率和標(biāo)準(zhǔn)動(dòng)態(tài)范圍(SDR)或?qū)拕?dòng)態(tài)范圍(WDR)的CCTV相機(jī)解決方案。

AP0100CS集成了Aptina的先進(jìn)圖像處理管道(pipeline),具有令人驚嘆的視頻和低光照性能。借助用于寬動(dòng)態(tài)范圍圖像再現(xiàn)(rendering)的高級(jí)局部色調(diào)映射(Advanced Local Tone Mapping, ALTM)功能,即使在非常困難的高對(duì)比度照明條件下也能夠生成高質(zhì)量的視頻。AP0100CS集成了具有高級(jí)轉(zhuǎn)換器功能的NTSC/PAL編碼器,可以提供模擬CCTV市場(chǎng)所需的高TV線分辨率。

特性:

Up to 1.2Mp (1280x960) Aptina sensor support

45 fps at 1.2Mp, 60 fps at 720p

Optimized for operation with HDR sensors.

Color and gamma correction

Auto exposure, auto white balance, 50/60 Hz auto flicker detection and avoidance

Adaptive Local Tone Mapping (ALTM)

Programmable Spatial Transform Engine (STE).

Pre-rendered Graphical Overlay

Two-wire serial programming interface (CCIS)

Interface to low-cost Flash or EEPROM through SPI bus (to configure and load patches, etc.)

High-level host command interface

Standalone operation supported

Up to 5 GPIO

Fail-safe IO

Multi-Camera synchronization support

Integrated video encoder for NTSC/PAL with overlay capability and 10-bit I-DAC

關(guān)鍵性能參數(shù):

1

應(yīng)用 :

IP cam and CCTV - HD

Enables CCTV -HD w/ MP sensor

Figure 1 shows the typical configuration of the AP0100CS in a camera system. On the host side, a two-wire serial interface is used to control the operation of the AP0100CS, and image data is transferred using the analog or parallel interface between the AP0100CS and the host. The AP0100CS interface to the sensor also uses a parallel interface.

2

圖1

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Aptina AP0100CS

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