Essentially IR port on PDAs or a computer is a serial port with physical connection in form of Infrared light instead of electrical wires. These ports have infrared LED transmitter and Infrared photo diode receivers.
You have to have IR built-in to your computer or you have to buy an adapter for it
They work with any computer that has a USB port, to a USB device.
'Port' has several different meanings for a computer, but primarily it is a location to connect an input or output device. A keyboard port is designed specifically for keyboards and related items. A serial port handles many types of devices that communicate one bit at a time, like a modem. A parallel port handles devices that communicate using multiple bits at one time, like many printers. Port is also used in networking to direct traffic to the proper resource. For example, HTTP traffic is usually on port 80, while ftp traffic is normally port 21. To 'port' a program is the act of moving a program from one computer platform to another or from one computer language to another.
A physical port, as opposed to a virtual or logical port is an interface on a computer into which you can insert a connector for a device.
port
Use the wire cable to connect with it if you have a USB port in your computer.
Basically there is usually a dongle that you plug into the USB Port of you PC and it receives the signals for example with Bluetooth I believe it's a 2.4 Ghz frequency
The port is an external connection device on the computer which is used to connect different peripherals. Concretely it is a socket (and the corresponding plug) that enables an external device (peripheral) to be attached to a computer (usually to a motherboard or adapter card).
Depending on what you associate with that port, the device can range between a computer to other servers.It just strongly depends on what the user personally attaches to the port.
Port
A computer port is a connection point between a computer and an internal or external device. Its purpose is to identify various applications or processes that are executing on a single computer.
An LTE mobile hotspot is a device that can be plugged into your mobile phone or laptop through a capable USB port. This gives the device mobile wifi internet that can be accessed wirelessly. It's like internet wherever you go.
The port is located may be located on the back or front of your computer. For instance a USB port is usually on the front. A port is then connected to a certain device. For instance your keyboad is connected to a keyboard port so that your computer keyboard can work. All ports are connected to the motherboard, which allows whaever device port you connected to to run...