Sounds to me like you need a new turn signal switch.
You can point a mirror towards the sunlight, which would cause the light to reflect off the mirror, and if the mirror is tilted to a position towards your friends house, then the light will bounce off into his/her house.
You have a problem with your ground. A weak ground will always cause this type problem.
Chemical. (Called neuro-transmitters.)
If this is a new television then it is almost certainly a problem with the signal. If an alternative signal doesn't fix the issue then it's time to get in touch with Samsung who will no doubt offer to repair of replace the model.
ADPCM
You could attach an external directional antenna. Google for 'wireless antenna'.
MAI cause a significant problem when the power level of the desired signal is higher than that of the interfering signal. Multiuser detection(MUD) uses the information present in the MAI to decode the signal.
To trace a problem in an amplifier. Send in a signal and trace its' path.
Probably a bad turn signal flasher - common problem
a chemical that transmits a nervous systems signal across a synapse.
to translocate polypeptides across the ER membrane
I had this same problem when I first got my 94 beretta. To switch from your regular lights to brights, you have to pull the turning signal lever towards you to switch between normal and brights.