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Welcome to Tech-knowledge, my very own passion project! I’ve got a ton of unique and engaging content for you to explore. From gadget to technical info and industry news, there’s something for everyone. And if you’re interested in staying up-to-date, don’t forget to subscribe!


How do Smartwatches Measure Calories | Tech-Knowledge
With increased exercise intensity, your muscles must burn more calories, and so your heart must beat faster to provide the oxygen...
Subir Biswas
Jan 3, 20226 min read
13,219 views


Inside of a Smartwatch | Tech-Knowledge
his might be helpful for those who want to understand how this is happening in the background. Check the blog for more details
Subir Biswas
Dec 25, 20213 min read
3,174 views


How to increase the life of mobile phone batteries?
1. Lower charge voltages, mean don't change fully. 2. Try to use the phone in cooler areas. 3. Try to control the SOC between 25% to 85%.
Subir Biswas
Jul 29, 20214 min read
333 views


How Does A Smart Watch Count Steps | Tech-Knowledge
In simple words it uses a 3 Axis Accelerometer to count the steps. Some models of phones/watches use motion sensors (Gyroscope).
Subir Biswas
May 2, 20214 min read
13,992 views


Gandley R4 Smartwatch - Worth it or Not | Tech-Knowledge
The Gandley R4 smart watch has a large 1.3-inch color screen, which provides excellent image quality, and the sensitive full touch screen.
Subir Biswas
Apr 18, 20213 min read
1,268 views


Difference between HDR10 and HDR10+ Display | Tech-Knowledge
HDR10+ makes this "metadata" dynamic. Instead of a one-and-done signal (like HDR10), it's made with dynamic tone mapping that fine-tunes.
Subir Biswas
Apr 4, 20214 min read
1,854 views

Is the iPhone worth the cost | Tech-Knowledge
To understand the cost of the iPhone we need to know a bit detail inside the iPhone, like what kind of material used, performance. See more.
Subir Biswas
Jan 23, 20216 min read
365 views


LIFEBEE Smartwatch: Definitely a Value for Money
Lifebee is a new name in the smartwatch industry. Details of a budget-friendly smartwatch with the essential features. Read More..
Subir Biswas
Jan 10, 20213 min read
3,987 views

The Evolution of Smartwatch (2020) | Tech-Knowledge
The major of smartwatches released nearly a decade ago, starting in 2012. Some watches released before 2012 without an advanced OS platform.
Subir Biswas
Jan 10, 202112 min read
13,445 views

Why smart watch use green light for pulse sensing
We are wearing smartwatches for the last 10 years. But do you ever want to know why there how it is sensing the pulse and why a green...
Subir Biswas
Dec 7, 20201 min read
8,156 views
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