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7349421 |
Method and apparatus for assigning spreading codes
A method is taught for transmitting message signals in a communication system having a new call entering the communication system and Walsh codes that can be active and inactive. The method...
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7023872 |
Method and apparatus for assigning spreading codes
A method is taught for transmitting message signals in a communication system having a new call entering the communication system and Walsh codes that can be active and inactive. The method...
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6799036 |
Communication controller, base station controller and communication system
There are provided a communication controller, a base station controller and a communication system that employs a connection control of roaming applied to WLL and efficiently makes a connection...
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6661895 |
Zero-delay structure for sub-band echo cancellation
A zero-delay structure to be used in sub-band echo cancellation systems. In telecommunications, a delay is usually introduced in sub-band decomposition and/or sub-band reconstruction. This...
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6609163 |
Multi-channel serial port with programmable features
A microprocessor 1 is described which includes a multi-channel serial port (MCSP) 120 . MCSP 120 includes clock generation and frame sync generation circuitry 300 , multi-channel selection...
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6515577 |
Channel monitoring by a multichannel selective call receiver
A multichannel selective call receiver ( 10 ) includes-a receiver ( 11 ), a controller ( 16 ), a baud detector ( 17 ) and a memory ( 18 ). The controller is adapted to control the receiver in...
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6387027 |
Method and device in a mobile station for avoiding repeated registration
A method and device avoid repeated registration attempts to register on PLMNs which do not allow registration for a mobile terminal while permitting attempts to register on PLMNs earlier inserted...
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6332078 |
Receiver device and receiving channel setting method
A receiver device, in which the receiving channel can be changed over to another, includes an RF unit which receives a plurality of channel frequency signals, a frequency conversion unit, an...
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6253078 |
Method for paging high-speed subscriber by roaming reservation in radio paging switching system
A method for paging a high-speed subscriber by a roaming reservation in a radio paging switching system. The method includes the steps of registering a roaming area and a scheduled arrival time...
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6167466 |
Multi-channel serial port with programmable features
A microprocessor 1 is described which includes a multi-channel serial port (MCSP) 120. MCSP 120 includes clock generation and frame sync generation circuitry 300, multi-channel selection circuitry...
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6047164 |
Method for controlling the signals of an ERMES pager
A RF-signal controlling method applied for controlling the operation of a pager in an ERMES system is disclosed. By such a method, the pagers can establish a synchronization link with the base...
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5999811 |
Mobile telephone for roaming using dual mode/band equipment including SIM cards
According to exemplary embodiments of the present invention, mobile stations are provided with a preferred roaming selection list at a predetermined memory location in a subscriber identity module...
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5959546 |
Method and apparatus for roaming address validation for selective call devices
A method of operating a selective call receiver (170) that roams a plurality of separate simulcast areas (20) including a specific area where the selective call receiver shares the same address...
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EP0880294A2 |
Receiver device and receiving channel setting method
Receiver device in which the receiving channel can be changed over to another, comprises an RF unit (2) which receives a plurality of channel frequency signals, a frequency conversion unit (3), an...
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5839076 |
Method for the transmission of subscriber data between network nodes in at least one communications network supporting the structure of an intelligent network
In a method for the transmission of subscriber data between network nodes in at least one communications network supporting the structure of an intelligent network, each time a network subscriber...
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5781855 |
Method and apparatus for identifying call records for a call in a cellular communication network
A method and apparatus for identifying call records in such a manner as to make it possible for a post processing system to produce one bill based upon information stored in all of the produced...
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