Get Adobe Flash player
FacebookTwitterGoogle+
English Arabic French German Italian Portuguese Russian Spanish

Did you know?

Some studies estimate that as much as 75% of old,used equipment is in storage, where it takes up space and becomes more obsolete and less valuable
 

Help us stay online:

small donate

I only have little information on this protocol. It is used in VCRs that are produced by Sharp, that is why I gave it the name Sharp protocol.
Features

    8 bit command, 5 bit address length
    Pulse distance modulation
    Carrier frequency of 38kHz
    Bit time of 1ms or 2ms

Read more...

To my knowledge the protocol I describe here was developed by NEC. I've seen very similar protocol descriptions on the internet, and there the protocol is called Japanese Format.
I do admit that I don't know exactly who developed it. What I do know is that it is used in my late VCR produced by Sanyo and was marketed under the name of Fisher. NEC manufactured the remote control IC.

Read more...

The Nokia Remote Control protocol uses 17 bits to transmit the IR commands, which immediately explains the name of this protocol.
The protocol was designed for Nokia consumer electronics. It was used during the last few years in which Nokia produced TV sets and VCRs. Also the sister brands like Finlux and Salora used this protocol. Nowadays the protocol is mainly used in Nokia satellite receivers and set-top boxes.

Read more...

I call this the X-Sat protocol because it is used in the X-Sat CDTV 310 Satellite receiver made by the French company Xcom. This protocol is probably also used in other X-Sat receivers, but I have no means to verify that. I haven't seen this protocol anywhere else but that doesn't guarantee that it is unique to the X-Sat brand.

Read more...