Dealing with text streams is a fundamental skill for the Linux power user. You can sort, merge, and search text files easily from the command line. What if you could do the same thing with video? Well ...

Abstract: The essentials of the on-chip loopback test for integrated RF transceivers are presented. The available on-chip baseband processor serves as a tester while ...

Bluetooth device manufacturing involves ensuring the quality and performance of devices. One key test that’s used to verify the functionality of Bluetooth devices is the Bluetooth PCM lookback test, ...

IP interface loopback action is a feature that allows user to change the way router handles routed packets for which egress port equals to ingress port. When loopback action is configured to drop, ...

The simplest possible UART Loopback is a single wire connecting the receive input side to the transmit output side: Most development boards come with some integrated USB-UART functionality. If not, ...

For both PCIe and Ethernet (IEEE 802.3,) signals are getting mighty small. With PCIe 5 reaching 32 Gbps (NRZ at 32 GBaud) and 802.3 reaching 112 Gbps (PAM4 at 56 GBaud), typical eye-mask limits are ...

The btrfs filesystem has taunted the Linux community for years, offering a stunning array of features and capability, but never earning universal acclaim. Btrfs is perhaps more deserving of patience, ...

Last year I worked on a project to add an OEM-style rescue partition to a computer. Where most OEM installs have a custom program that just rewrites an install image over the top of the partition, in ...