RU98117837A - WIRELESS TELECOMMUNICATIONS NETWORKS TOGETHER USING THE GLOBAL MOBILE COMMUNICATION SYSTEM AND MULTIPLE ACCESS WITH CODE DIVISION OF CHANNELS - Google Patents

WIRELESS TELECOMMUNICATIONS NETWORKS TOGETHER USING THE GLOBAL MOBILE COMMUNICATION SYSTEM AND MULTIPLE ACCESS WITH CODE DIVISION OF CHANNELS

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Publication number
RU98117837A
RU98117837A RU98117837/09A RU98117837A RU98117837A RU 98117837 A RU98117837 A RU 98117837A RU 98117837/09 A RU98117837/09 A RU 98117837/09A RU 98117837 A RU98117837 A RU 98117837A RU 98117837 A RU98117837 A RU 98117837A
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RU
Russia
Prior art keywords
multiple access
level
subscriber module
base station
code division
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RU98117837/09A
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Russian (ru)
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RU2193290C2 (en
Inventor
Дэниел Г. Агре
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Квэлкомм Инкорпорейтед
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Priority claimed from US08/604,786 external-priority patent/US5978679A/en
Application filed by Квэлкомм Инкорпорейтед filed Critical Квэлкомм Инкорпорейтед
Publication of RU98117837A publication Critical patent/RU98117837A/en
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Publication of RU2193290C2 publication Critical patent/RU2193290C2/en

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Claims (17)

1. Способ переключения в процессе телефонного вызова абонентского модуля в беспроводной системе связи с радиочастотного интерфейса множественного доступа с кодовым разделением каналов на радиочастотный интерфейс глобальной системы мобильной связи множественного доступа с временным разделением каналов, отличающийся тем, что включает этапы определения того, имеет ли место для абонентского модуля предварительно определенное условие при нахождении в режиме множественного доступа с кодовым разделением каналов, и передачи данных к абонентскому модулю и от него в соответствии с условиями для эфирного интерфейса связи глобальной системы мобильной связи.1. The method of switching during a telephone call of a subscriber module in a wireless communication system from a code division multiple access radio frequency interface to a time division multiplexed radio frequency interface of a global multiple access mobile communication system, characterized in that it includes the steps of determining whether subscriber module a predefined condition when in the multiple access mode with code division multiplexing, and data transmission to the subscriber ntskomu module and from it in accordance with the conditions for air interface communications Global System for Mobile Communications. 2. Способ по п.1, отличающийся тем, что дополнительно включает определение уровня для набора пилот-сигналов, принимаемых абонентским модулем, и формирование сообщения об измерении уровня пилот-сигналов, указывающего упомянутый уровень сигнала для каждого принятого пилот-сигнала. 2. The method according to claim 1, characterized in that it further includes determining the level for the set of pilot signals received by the subscriber module, and generating a message about measuring the level of the pilot signals indicating said signal level for each received pilot signal. 3. Способ по п.2, отличающийся тем, что упомянутое предварительно определенное условие имеет место тогда, когда уровень пилот-сигнала от радиомаяка превышает уровень пилот-сигнала активного набора на величину, на 0,5 дБ превышающую Т_СОМР. 3. The method according to claim 2, characterized in that said predefined condition occurs when the level of the pilot signal from the beacon exceeds the level of the pilot signal of the active set by an amount 0.5 dB higher than T_COMR. 4. Способ по п.2, отличающийся тем, что упомянутое предварительно определенное условие имеет место тогда, когда за время T_TDROP от базовой станции множественного доступа с кодовым разделением каналов не принимается ни одного пилот-сигнала с уровнем, превышающим значение T_DROP. 4. The method according to claim 2, characterized in that said predetermined condition occurs when no pilot signal with a level exceeding the T_DROP value is received from the code division multiple access base station during T_TDROP. 5. Способ по п.2, отличающийся тем, что дополнительно включает этапы передачи требуемого переключения в коммутационный центр мобильной связи глобальной системы мобильной связи, приема команды переключения из упомянутого коммутационного центра мобильной связи глобальной системы мобильной связи, и передачи команды абонентскому модулю о передаче и приеме сигналов согласно протоколу эфирного интерфейса глобальной системы мобильной связи множественного доступа с временным разделением каналов. 5. The method according to claim 2, characterized in that it further includes the steps of transmitting the desired switching to the mobile switching center of the global mobile communication system, receiving the switching command from said mobile switching center of the global mobile communication system, and transmitting the command to the subscriber module for transmission receiving signals according to the protocol of the air interface of the global multiple access system with time division multiplexing. 6. Способ переключения абонентского модуля с беспроводной системы связи в режиме множественного доступа с кодовым разделением каналов на беспроводную глобальную систему мобильной связи в режиме множественного доступа с временным разделением каналов, отличающийся тем, что включает этапы а) обмена данными между абонентским модулем и базовой приемопередающей станцией с помощью радиочастотных сигналов, модулированных в соответствии с режимом множественного доступа с кодовым разделением каналов; б) определения того, находится ли абонентский модуль на краю зоны обслуживания; в) уведомления базовой станции глобальной системы мобильной связи о запросе обслуживания упомянутым абонентским модулем, и г) передачи команды упомянутому абонентскому модулю о работе согласно стандартам глобальной системы мобильной связи в режиме множественного доступа с временным разделением каналов. 6. A method of switching a subscriber module from a wireless communication system in a multiple access mode with code division of channels to a wireless global mobile communication system in a multiple access mode with time division of channels, characterized in that it includes steps a) of data exchange between the subscriber module and the base transceiver station using radio frequency signals modulated in accordance with a code division multiple access mode; b) determining whether the subscriber module is on the edge of the service area; c) notifying the base station of the global mobile communication system of a request for service by said subscriber module, and d) transmitting a command to said subscriber module of operation according to the standards of the global mobile communication system in time division multiple access mode. 7. Способ по п.6, отличающийся тем, что этап б) содержит формирование набора измеренных значений уровней сигналов для набора пилот-сигналов, принятых упомянутым абонентским модулем, и определения уровня пилот-сигнала от радиомаяка, превышающего уровень пилот-сигнала активного набора на величину, на 0,5 дБ превышающую значение Т_СОМР. 7. The method according to claim 6, characterized in that step b) comprises generating a set of measured values of signal levels for a set of pilot signals received by said subscriber module and determining a level of a pilot signal from a beacon that is higher than the active signal pilot level by a value 0.5 dB higher than the value of T_COMR. 8. Способ по п.6, отличающийся тем, что этап б) содержит формирование набора измеренных значений уровней сигналов для набора пилот-сигналов, принятых упомянутым абонентским модулем, и определения того, что за время T_ TDROP от базовой станции в режиме множественного доступа с кодовым разделением каналов не было принято пилот-сигнала с уровнем, превышающим значение T_DROP. 8. The method according to claim 6, characterized in that step b) comprises generating a set of measured signal level values for a set of pilot signals received by said subscriber module, and determining that during T_ TDROP from the base station in multiple access mode with code division of the channels was not received pilot signal with a level exceeding the value of T_DROP. 9. Способ функционирования абонентского модуля в беспроводной системе связи, отличающийся тем, что включает этапы а) поиск пилот-сигналов в режиме множественного доступа с кодовым разделением каналов, б) передачи сообщений об измерении уровня, которые содержат измеренное значение уровня каждого принятого пилот-сигнала и информацию, указывающую источник сигнала, и в) передачи и приема данных в соответствии со способами обработки глобальной системы мобильной связи после приема команды переключения каналов связи. 9. The method of operation of the subscriber module in a wireless communication system, characterized in that it includes the steps of a) searching for pilot signals in code-division multiple access mode, b) transmitting level measurement messages that contain a measured level value of each received pilot signal and information indicating the signal source, and c) transmitting and receiving data in accordance with the processing methods of the global mobile communication system after receiving a command for switching communication channels. 10. Способ по п.9, отличающийся тем, что этап б) выполняют при обнаружении за время T_TDBOP пилот-сигнала с уровнем T_DROP, связанного с базовой станцией, с которой установлено взаимодействие. 10. The method according to claim 9, characterized in that step b) is performed when a pilot signal is detected during T_TDBOP with a T_DROP level associated with the base station with which interaction has been established. 11. Сотовая телефонная система, предоставляющая абонентскому модулю обслуживание в режиме множественного доступа с кодовым разделением каналов и обслуживание в режиме глобальной системы мобильной связи с множественным доступом с временным разделением каналов, отличающаяся тем, что содержит базовую станцию с множественным доступом с кодовым разделением каналов для взаимодействия с абонентским модулем, радиомаяки пилот-сигналов режима множественного доступа с кодовым разделением каналов для генерирования пилот-сигналов, указывающих край области обслуживания в режиме множественного доступа с кодовым разделением каналов, и контроллер базовых станций с множественным доступом с кодовым разделением каналов для приема сообщений об измерении уровней пилот-сигналов от абонентского модуля и для формирования сообщений сигнализации, которые обеспечивают абонентскому модулю возможность переключения на глобальную систему мобильной связи с множественным доступом с временным разделением каналов, когда упомянутые сообщения об измерении уровня указывают необходимость переключения каналов связи. 11. A cellular telephone system that provides a subscriber module service with multiple access, code division multiplexing and service in the mode of a global mobile communication system with multiple access, time division multiplexing, characterized in that it contains a base station with multiple access, code division multiplexing with a subscriber module, code-division multiple access pilot beacons for generating pilot signals indicating the edge of the service area in a code division multiple access mode and a code division multiple access base station controller for receiving messages about measuring pilot signal levels from a subscriber module and for generating signaling messages that enable the subscriber module to switch to the global system time division multiple access mobile communications when said level measurement messages indicate the need for for prison links. 12. Сотовая телефонная система по п.11, отличающаяся тем, что упомянутый контроллер базовых станций с множественным доступом с кодовым разделением каналов обеспечивает формирование упомянутых сообщений сигнализации в случае, когда сообщение об измерении уровней пилот-сигналов указывает на то, что от радиомаяка принят пилот-сигнал с уровнем, по меньшей мере на Т_СОМР превышающим уровень пилот-сигнала базовой станции с множественным доступом с кодовым разделением каналов. 12. The cellular telephone system according to claim 11, characterized in that said base station controller with multiple access with code division multiplexing provides the formation of said signaling messages when the message about the measurement of pilot signal levels indicates that a pilot has been received from the beacon a signal with a level of at least T_COMP greater than the pilot level of a code-division multiple access base station. 13. Сотовая телефонная система по п.11, отличающаяся тем, что контроллер базовых станций с множественным доступом с кодовым разделением каналов обеспечивает формирование упомянутых сообщений сигнализации в случае, когда сообщение об измерении уровней пилот-сигналов указывает, что за время T_ TDROP от упомянутой базовой станции с множественным доступом с кодовым разделением каналов не было принято ни одного пилот-сигнала с уровнем, превышающим значение T_DROP. 13. The cellular telephone system according to claim 11, characterized in that the code-division multiple access base station controller provides the generation of said signaling messages in the case when the message on measuring the pilot signal levels indicates that during T_ TDROP from said base code division multiple access stations did not receive a single pilot signal with a level higher than the T_DROP value. 14. Сотовая телефонная система по п.13, отличающаяся тем, что величины T_ DROP и T_TDROP представляют собой значения, выдаваемые упомянутым контроллером базовых станций с множественным доступом с кодовым разделением каналов. 14. The cellular telephone system of claim 13, wherein the values T_ DROP and T_TDROP are the values provided by said code division multiple access base station controller. 15. Сотовая телефонная система по п.12, отличающаяся тем, что величина Т_СОМР представляет собой значение, выдаваемое упомянутым контроллером базовых станций с множественным доступом с кодовым разделением каналов. 15. The cellular telephone system of claim 12, wherein the T_COMP value is a value provided by said code-division multiple access base station controller. 16. Сотовая телефонная система по п.11, отличающаяся тем, что упомянутый абонентский модуль формирует сообщение об измерении уровней тогда, когда за время T_TDROP от упомянутой базовой станции с множественным доступом с кодовым разделением каналов принимается пилот-сигнал с уровнем сигнала, превышающим T_DROP, и когда от упомянутого радиомаяка принимается пилот-сигнал с уровнем, превышающим значение T_ HANDOFF, а упомянутый контроллер базовых станций с множественным доступом с кодовым разделением каналов формирует упомянутые сообщения сигнализации в случае, когда сообщение уровня указывает, что пилот-сигнал от упомянутого радиомаяка принят с уровнем, превышающим значение T_HANDOFF. 16. The cellular telephone system according to claim 11, characterized in that said subscriber module generates a level measurement message when, during T_TDROP, a pilot signal with a signal level exceeding T_DROP is received from said code-division multiple access base station, and when a pilot signal is received from said beacon with a level exceeding the T_ HANDOFF value, and said code division multiple access base station controller generates said signaling messages when the level message indicates that the pilot signal from said received radio beacon at a level exceeding value T_HANDOFF. 17. Сотовая телефонная система по п.16, отличающаяся тем, что T_HANDOFF превышает значение T_DROP. 17. The cellular telephone system according to clause 16, wherein T_HANDOFF exceeds the value of T_DROP.
RU98117837/09A 1996-02-23 1997-01-22 Wireless telecommunication networks jointly employing global mobile communication system and code-division multiple access to channels RU2193290C2 (en)

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US08/604,786 US5978679A (en) 1996-02-23 1996-02-23 Coexisting GSM and CDMA wireless telecommunications networks
US604,786 1996-02-23

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JP (1) JP3515125B2 (en)
KR (2) KR100414411B1 (en)
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DE (1) DE69730698T2 (en)
FI (2) FI981778A (en)
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NZ (1) NZ331441A (en)
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