Activity tracker

fitness trackersmart bandfitness tracking
Smartwatch. Wearable computer.

Wearable technology

wearablewearable deviceswearables
In early 2015, Pebble went back to its crowdfunding roots to raise a further $20m for its next-generation smartwatch, Pebble Time, which started shipping in May 2015. In March 2014, Motorola unveiled the Moto 360 smartwatch powered by Android Wear, a modified version of the mobile operating system Android designed specifically for smartwatches and other wearables. Finally, following more than a year of speculation, Apple announced its own smartwatch, the Apple Watch, in September 2014. Wearable technology was a popular topic at the trade show Consumer Electronics Show in 2014, with the event dubbed "The Wearables, Appliances, Cars and Bendable TVs Show" by industry commentators.

Heart rate monitor

heart monitorHeart rate sensorheart rate monitors
Garmin and other Smart Watch companies use technology from Firstbeat The newer, wrist based heart rate monitors have achieved almost identical levels of accuracy as their chest strap counterparts with independent tests showing up to 98% accuracy. Optical devices when used with rigorous activity can be less accurate or when used under water. Currently Heart rate variability is less available on optical devices. The Apple watch now includes HRV. Apple Watch. GPS watch. Activity tracker. Pedometer. eHealth. E-textiles.

System on a chip

Equivalently, by Ohm's law, power is current squared times resistance or voltage squared divided by resistance: Systems-on-chip are frequently embedded in portable devices such as smartphones, GPS navigation devices, digital watches (including smartwatches) and netbooks. Customers want long battery lives for mobile computing devices, another reason that power consumption must be minimized in systems-on-chip. Multimedia applications are often executed on these devices, including video games, video streaming, image processing; all of which have grown in computational complexity in recent years with user demands and expectations for higher-quality multimedia.

Apple Inc.

AppleApple ComputerApple Computer, Inc.
The original Apple Watch smartwatch was announced by Tim Cook on September 9, 2014, being introduced as a product with health and fitness-tracking. It was released on April 24, 2015. The second generation of Apple Watch, Apple Watch Series 2, was released in September 2016, featuring greater water resistance, a faster processor, and brighter display. On September 12, 2017, Apple introduced the Apple Watch Series 3 featuring LTE cellular connectivity, giving the wearable independence from an iPhone except for the setup process. On September 12, 2018, Apple introduced the Apple Watch Series 4, featuring new display, electrocardiogram and fall detection.

Fossil Wrist PDA

AbacusAU5005Wrist PDA
Other problems included having poor water-resistance, low battery life and an alarm that was too quiet for practical use. * Wrist PDA Yahoo Discussion group Apple Watch. Wearable computer. Wristwatch computer. I'm Watch.

Wear OS

smartwatchWear OS By GoogleWear
In the first six months of availability, Canalys estimates that over 720,000 Android Wear smartwatches were shipped., Wear OS had between 10 and 50 million application installations. Wear OS was estimated to account for 10% of the smart watch market in 2015. The platform was announced on March 18, 2014, along with the release of a developer preview. At the same time, companies such as Motorola, Samsung, LG, HTC and Asus were announced as partners. On June 25, 2014, at Google I/O, the Samsung Gear Live and LG G Watch were launched, along with further details about Android Wear. The LG G Watch is the first Android Wear smartwatch to be released and shipped.

Casio Databank

It is one of the first digital watches created in the 1980s that allows the user to store information, following a Pulsar model released in 1982., Casio sells four models of Databank watches on its website: the CA53W, which only provides calculator functions; the CA56, which provides calculator and databank functions; and the DB36 and its stainless steel variant, which only provide data storage functions. Smartwatch. Calculator watch. Casio Data Bank Catalog. Museum of Casio Data Bank Watches.

Pebble (watch)

Timex Datalink

Timex Datalink USBTimex Data LinkTimex Ironman Datalink
Timex Datalink or Timex Data Link is a line of early smartwatches manufactured by Timex and is considered a wristwatch computer. It is the first watch capable of downloading information from a computer. As the name implies, datalink watches are capable of data transfer through linking with a computer. The Datalink line was introduced in 1994 and it was co-developed with Microsoft as a wearable alternative to mainstream PDAs with additional attributes such as water resistance, that PDAs lacked, and easy programmability.


Casio Computer Co., LtdCasio ComputerCasio FP1000 FL
The company also became well known for the wide variety and innovation of its wristwatches. It was one of the earliest manufacturers of quartz watches, both digital and analog. It also began selling calculator watches during this time. It was one of the first manufacturers of watches that could display the time in many different time zones and of watches with temperature, atmospheric-pressure, altitude, and even Global Positioning System displays.


Meta Watch, Ltd
In 2014, Metawatch announced Meta M1, a premium smartwatch developed in collaboration with Frank Nuovo. The designer was known for his iconic works at Vertu and Nokia, where he served as a Vice President and Chief of Design. The device was launched at the 2014 Consumer Electronics Show. Wearable computer. Pebble. Apple Watch. Omate TrueSmart.

Pebble Time

Tom's Guide gave it 3.5 out of 5 stars, saying that it's "the company's most luxurious smartwatch to date, but it's a better choice for Android users." Apple Watch. MetaWatch. Microsoft Band. Moto 360. Wearable computer.

IPod Nano

iPod nano 4th generation7th-generation Nano6th-generation iPod Nano
The six previous colors (silver, black, mint, turquoise, berry red, and rose pink) were replaced by silver, black, purple, light blue, green, yellow, orange, red, and pink, for a total of nine, although the Product Red color was only available directly from Apple (website and retail stores). Apple marketed the new colors as "Nano-chromatic". Also added was an accelerometer which allows the Nano to shuffle songs by shaking it, the option between portrait and landscape display modes by tilting the iPod left or right, and access to Cover Flow when tilted sideways. Videos, however, could only be played in landscape mode.


Nike+iPod Sports KitNike+iPod SupportNike+ Support
Apple Watch. Activity tracker. GPS watch. Smartwatch.

Global Positioning System

GPSGlobal Positioning System (GPS)global positioning systems
GPS and GLONASS Simulation (Java applet) Simulation and graphical depiction of space vehicle motion including computation of dilution of precision (DOP). Relativity Science Calculator – Explaining Global Positioning System.

Apple Watch Series 3

Series 3
The Apple Watch Series 3 ships with watchOS 4, which has an updated Heart Rate app (including resting and recovery period monitoring), Workout app (with High Intensity Interval Training), as well as two-way data synchronization with GymKit-integrated cardio fitness equipment from companies such as Life Fitness, Technogym, Cybex, Schwinn, MS Artrix, Stair Master and Star Trac. The Apple Watch Series 3 (GPS) requires an iPhone 5s or later with iOS 11 or later. The Apple Watch Series 3 (GPS + Cellular) requires an iPhone 6 or later with iOS 11 or later. * Apple Watch Series 3


Bluetooth 2.1 + EDR4.0Bluetooth 2.0
Replacement of previous wired RS-232 serial communications in test equipment, GPS receivers, medical equipment, bar code scanners, and traffic control devices. For controls where infrared was often used. For low bandwidth applications where higher USB bandwidth is not required and cable-free connection desired. Sending small advertisements from Bluetooth-enabled advertising hoardings to other, discoverable, Bluetooth devices. Wireless bridge between two Industrial Ethernet (e.g., PROFINET) networks. Seventh and eighth generation game consoles such as Nintendo's Wii, and Sony's PlayStation 3 use Bluetooth for their respective wireless controllers.


watchOS 3watchOS 1watchOS 2
It taps the HealthKit platform to collect data, particularly those collected by the Apple Watch's heart sensor. WatchOS 5 was first shown to the public at the San Jose WWDC developer conference held by Apple. It had an instant watch-to-watch walkie-talkie mode. This is the first version of watchOS to not support the first generation Apple Watch. Other operating systems developed by Apple Inc. Other competing platforms * – official site iOS. tvOS. macOS. Wear OS – Google's Android-based counterpart. Pebble OS.

Timex Group USA

TimexTimex CorporationWaterbury Clock Company
The company continued to focus on high-priced watch models and eventually fell into receivership, discontinuing business in July 1912. Robert H. Ingersoll & Bro. bought the Waterbury plant and began manufacturing Ingersoll Watches there in 1914. With the American entry into World War I there were new demands for timepiece design. Artillery gunners needed an easy way to calculate and read time while still being able to work the guns.


Hattori SeikoSeiko Holdings CorporationSeiko Corporation
After reconstructing and creating its operating subsidiaries (such as Seiko Watch Corporation and Seiko Clock Inc.), it became a holding company in 2001 and was renamed Seiko Holdings Corporation as of July 1, 2007. Seiko is perhaps best known for its wristwatches, all of which were at one time produced entirely in-house. This includes not only major items such as microgears, motors, hands, crystal oscillators, batteries, sensors, LCDs but also minor items such as the oils used in lubricating the watches and the luminous compounds used on the hands and the dials. Seiko watches were originally produced by two different subsidiaries. One was Diani Seikosha Co.

Hamilton Watch Company

HamiltonHamilton 500Hamilton Watches
The Model 23 was a 16 size pocket watch case with a black dial; despite the pocket watch case, this was a stopwatch. The Model 4992b was in a 16 size case, with a black dial. It was used as the pocket watch for U.S. military, featuring a 21 jewel railroad grade movement. In 1951, Hamilton rebuffed a hostile takeover bid by the Benrus watch company. The fallout from the failed takeover action culminated in Hamilton Watch Co. vs Benrus Watch Co. (206 F.2d 738, 740 (2d Cir. 1953)), a Federal proceeding that is considered to be landmark case in the realm of Federal anti-trust case law.

Pulsar (watch)

Pulsar is a brand of watch and currently a division of Seiko Watch Corporation of America (SCA). Pulsar was the world's first electronic digital watch. Today Pulsar watches are mostly analog and use the same movements in Seikos such as the 7T62 quartz chronograph movement. In 1970, Pulsar was a brand of the American Hamilton Watch Company which first announced that it was making and bringing the LED watch to market. It was developed jointly by American companies Hamilton and Electro/Data Inc. In spring 1972, the first Pulsar watch was marketed by Hamilton Watch (the parent company, not the Hamilton Watch Division).

Huawei Watch

Huawei W1
The Phandroid said "it is the classiest Android Wear smartwatch available right now". Wearable computer. Microsoft Band. Apple Watch. Pebble.

Moto 360 (1st generation)

Moto 360Moto 360 (2014)
True, it doesn't have the G Watch R's true circular display, the ZenWatch's custom software or the Sony Smartwatch 3's GPS, but I'd say of the three, it strikes the best balance between looks, functionality and price." Motoactv. Wearable computer. Microsoft Band. Apple Watch. Pebble.