月度归档： 2011 年 6 月

《世界因你不同 : 李开复自传》

“每一次放弃与选择，都是舍与得的对应。”

“人生在世，我们要用勇气改变可以改变的事情，用胸怀接受不能改变的事情，并用智慧分辨二者的不同。”

“我不同意你，但我支持你！”

“lead,don't follow.（引领，不要跟随）。”

“don't do evil（永不作恶）。”

“抓住一切去探寻生命的意义，总有一天，世界将因你不同。”

条形码 for iOS

  • Kaywa Reader is one of the most impressive commercial readers. Notably, it can recognize codes in a video stream from the phone's camera. The user never needs to press a button to take a picture.
  • Libdmtx* is an open source (LGPL) library for decoding Datamatrix codes. It is designed to be highly portable, and it is written in C. It was recently made available again after a year-long break.
  • ZXing* is an open source (Apache 2.0) application recently released by Google that aims to "support decoding of QR Codes, Data Matrix, and the UPC family of 1D barcodes."
  • Open Source QR Code Library* - This is an open source decoding library from Japan.

 

Kinect hardware

Electric motor

3 sections of mainboard

Cooling fan

Two cameras

IR projector

4 microphones

Four different kinds of screws

15 chips including:

Wolfson Stereo ADC with microphone preamp

Fairchild N-Channel PowerTrench MOSFET

NEC USB 2.0 hub controller

Unidentified SAP package chip

Camera interface controller

Marvell SoC camera interface controller

Hynix 512Mb DDR2 SDRAM

Analog Devices CMOS Rail-to-Rail Output Operational Amplifier

TI 8-bit, 8-channel Sampling A/D converter

Allegro low voltage stepper and single/dual motor driver

ST 8Mbit NV flash memory

PrimeSense image sensor processor

TI USB audio controller

Kionix accelerometer