Code-hopping, which is an alternative spreading strategy to the static spreading code assignment of CDMA systems, is evaluated as a method to combat ...
Abstract- Code-hopping, which is an alternative spreading strategy to the static spreading code assignment of CDMA systems, is evaluated as a method to ...
Major uplink capacity increases provided by code-hopping in both fading and no-fading environments are revealed, and it is observed that the increase in ...
For a fibre-optic synchronous code divison multiple access (S/CDMA) network, the number of users able to simultaneously utilise the network is a major ...
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Nov 23, 2009 · Abstract—We propose an orthogonal code hopping multiple access (OCHMA) scheme in order to improve the capacity of an.
Uplink capacity improvement through orthogonal code hopping in ...
dl.acm.org › doi › TWC.2009.081355
We propose an orthogonal code hopping multiple access (OCHMA) scheme in order to improve the capacity of an uplink-synchronized code division multiple ...
The proposed orthogonal code hopping multiple access scheme can accommodate more users than the number of available OCs and is compared with conventional ...
Orthogonal code-hopping multiplexing (OCHM) [1] can solve the problem of efficient multiplexing of data packets. Systems based on OCHM can accommodate more ...
The code may modulate the carrier frequency upon which the information has been sent, called frequency-hopped spreading, or may directly modulate the signal by ...
In our approach, termed Code- Hopping CDMA, users are allowed to hop between available spreading codes in an orthogonal fashion with different frequencies.
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