Blog

Face Recognition for Door Access Control

Benefits and Controversy of Facial Recognition

Face Recognition Concept
Face Recognition

IP camera systems have been used for surveillance for many years, but there is controversy when facial recognition is added to the system. For example, there have been concerns about law enforcement using face recognition in public locations. Criticisms against facial recognition include race bias and privacy issues.

Using facial recognition for door access control is quite different from identifying someone in a crowd. When face recognition is used in an access control application, we register and recognize a limited set of people. Privacy is not an issue. This article compares face recognition for door access control to finding a person in a crowd.

Continue reading “Face Recognition for Door Access Control”

Technical Jokes and Cartoons-85

A panda walks into a bar. He orders a sandwich, eats it, then draws a gun and fires two shots in the air.
“Why? Why are you behaving in this strange, un-panda-like fashion?” asks the confused waiter as the panda walks towards the exit. The panda produces a wildlife manual and tosses it over his shoulder.
“I’m a panda,” he says at the door. “Look it up.”
The waiter turns to the relevant entry and, sure enough, finds an explanation.
“Panda: Large black-and-white bear-like mammal, native to China. Eats, shoots, and leaves.”

Continue reading “Technical Jokes and Cartoons-85”

Technology Review of 2021

A Year of Challenges

Technology Review 2021
Technology Review 2021

Even during the pandemic, some companies were busy creating new technology. New IP cameras included advanced intelligence that improved camera performance, enhanced object detection and notified the user about alarm conditions. Access control systems improved their software and provided cloud as well as on-site management software. IP intercoms enhanced the “if-then” selections that provided automatic responses to security situations.

This article reviews the technology of 2021. 

Continue reading “Technology Review of 2021”

Recent Crime Wave Emphasizes the Need for Better IP Camera Systems

Improve IP Camera Systems
Improve IP Camera Systems

How to Improve IP Camera Effectiveness

When criminals trash and steal from businesses, it traumatizes customers and employees. You would like law enforcement to respond as quickly as possible, but how can you help? One crucial contribution is good video surveillance that allows law enforcement to identify the perpetrators.

This article reviews the basic requirements for providing good video evidence. It examines the IP Camera, the Video Recording Systems, and the installation of the IP camera system.

Continue reading “Recent Crime Wave Emphasizes the Need for Better IP Camera Systems”

Technical Jokes and Cartoons-84

An older woman went to a walk-in clinic where a young, new doctor saw her.

After about 3 minutes in the exam room, the doctor told her she was pregnant. She burst out the door, screaming as she ran down the hall.

An older doctor stopped her and asked her what the problem was.

After she told him what had happened, he sat her down in another exam room and marched back to the first doctor.

‘What is the matter with you? That lady is over 60 years old, has four grown children and several grandchildren! And you told her she was pregnant?! Are you insane?!’

Continue reading “Technical Jokes and Cartoons-84”

Technology in Our Changed World

The Pandemic’s Industrial Revolution  – Predictions for our New World

Future of Technology
Future of Technology

Things have changed. This past year made it plain that we live in a transformed world where climate change and Pandemics will be part of our lives for the foreseeable future. The paradigm shift in the way we think about where and how we work is only one example of the changes.

We have discovered that Access control, IP camera systems, intercoms, and IP paging systems are essential technologies that can make a difference in our changing world.

This article discusses what new technology will be important in the future.

Continue reading “Technology in Our Changed World”

The Benefits of an IP Based Audio System

IP Paging and Intercom Systems are Easy to Install

IP Paging and Intercom Systems
IP Paging and Intercom Systems

An IP paging system uses the Ethernet network to transfer the audio from a microphone to all the speakers. The digital system includes IP intercoms as well as IP paging. The IP speakers and intercoms use power over Ethernet (PoE), making them very easy to install. Since this is a network-attached paging system, it is very flexible, providing many more features than the older analog paging systems.

This article describes the benefits of using the network-attached audio system for IP paging and intercoms.  

Continue reading “The Benefits of an IP Based Audio System”

Technical Jokes and Cartoons-83

If you think the microwave is collecting data and the TV is spying on you is bad. The vacuum has been collecting dirt on you for years.


I asked my friend, “after 40 years of marriage, and you still call your wife ‘Darling, Honey, love. What’s the secret?”

My friend replied, “I forgot her name 10 years ago, and I’m scared to ask her.”


Waitress: How did you find your steak, sir?

I just looked next to the potatoes, and there it was.


Continue reading “Technical Jokes and Cartoons-83”

Multi-Tenant Visitor Access Control Intercom

How to Improve Security in Large Organizations

Multi-tenant Intercom
Multi-tenant Intercom

Monitoring visitors in large organizations is a continuing challenge. The pandemic of 2021 increased our need to improve entry control to multi-tenant buildings and apartment houses. Not only do we want to know who would like to enter, but we also want to know if they are healthy.  

This article describes how the multi-tenant wireless intercom works.

Continue reading “Multi-Tenant Visitor Access Control Intercom”